diff options
100 files changed, 5076 insertions, 787 deletions
@@ -5,7 +5,7 @@ Libpod provides a library for applications looking to use the Container Pod concept, popularized by Kubernetes. Libpod also contains the Pod Manager tool `(Podman)`. Podman manages pods, containers, container images, and container volumes. -* [Latest Version: 1.6.3](https://github.com/containers/libpod/releases/latest) +* [Latest Version: 1.7.0](https://github.com/containers/libpod/releases/latest) * [Continuous Integration:](contrib/cirrus/README.md) [](https://cirrus-ci.com/github/containers/libpod/master) * [GoDoc: ](https://godoc.org/github.com/containers/libpod/libpod) * Automated continuous release downloads (including remote-client): @@ -9,12 +9,12 @@ require ( github.com/checkpoint-restore/go-criu v0.0.0-20190109184317-bdb7599cd87b github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd // indirect github.com/containernetworking/cni v0.7.2-0.20190904153231-83439463f784 - github.com/containernetworking/plugins v0.8.2 + github.com/containernetworking/plugins v0.8.5 github.com/containers/buildah v1.13.1 github.com/containers/conmon v2.0.10+incompatible github.com/containers/image/v5 v5.1.0 github.com/containers/psgo v1.4.0 - github.com/containers/storage v1.15.5 + github.com/containers/storage v1.15.7 github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f // indirect github.com/cri-o/ocicni v0.1.1-0.20190920040751-deac903fd99b @@ -40,7 +40,7 @@ require ( github.com/gorilla/schema v1.1.0 github.com/hashicorp/go-multierror v1.0.0 github.com/hpcloud/tail v1.0.0 - github.com/json-iterator/go v1.1.8 + github.com/json-iterator/go v1.1.9 github.com/mrunalp/fileutils v0.0.0-20171103030105-7d4729fb3618 github.com/onsi/ginkgo v1.11.0 github.com/onsi/gomega v1.8.1 @@ -51,7 +51,7 @@ require ( github.com/opencontainers/runtime-tools v0.9.0 github.com/opencontainers/selinux v1.3.0 github.com/opentracing/opentracing-go v1.1.0 - github.com/pkg/errors v0.9.0 + github.com/pkg/errors v0.9.1 github.com/pkg/profile v1.4.0 // indirect github.com/pmezard/go-difflib v1.0.0 github.com/rootless-containers/rootlesskit v0.7.1 @@ -61,10 +61,10 @@ require ( github.com/spf13/pflag v1.0.5 github.com/stretchr/testify v1.4.0 github.com/syndtr/gocapability v0.0.0-20180916011248-d98352740cb2 - github.com/uber/jaeger-client-go v2.20.1+incompatible + github.com/uber/jaeger-client-go v2.22.1+incompatible github.com/uber/jaeger-lib v0.0.0-20190122222657-d036253de8f5 // indirect github.com/varlink/go v0.0.0-20190502142041-0f1d566d194b - github.com/vishvananda/netlink v1.0.0 + github.com/vishvananda/netlink v1.1.0 go.uber.org/atomic v1.4.0 // indirect golang.org/x/crypto v0.0.0-20191112222119-e1110fd1c708 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45 // indirect @@ -73,8 +73,8 @@ require ( google.golang.org/appengine v1.6.1 // indirect google.golang.org/genproto v0.0.0-20190620144150-6af8c5fc6601 // indirect gopkg.in/yaml.v2 v2.2.7 - k8s.io/api v0.17.0 - k8s.io/apimachinery v0.17.0 + k8s.io/api v0.17.2 + k8s.io/apimachinery v0.17.2 k8s.io/client-go v0.0.0-20190620085101-78d2af792bab k8s.io/utils v0.0.0-20190607212802-c55fbcfc754a // indirect ) @@ -73,6 +73,8 @@ github.com/containernetworking/cni v0.7.2-0.20190904153231-83439463f784 h1:rqUVL github.com/containernetworking/cni v0.7.2-0.20190904153231-83439463f784/go.mod h1:LGwApLUm2FpoOfxTDEeq8T9ipbpZ61X79hmU3w8FmsY= github.com/containernetworking/plugins v0.8.2 h1:5lnwfsAYO+V7yXhysJKy3E1A2Gy9oVut031zfdOzI9w= github.com/containernetworking/plugins v0.8.2/go.mod h1:TxALKWZpWL79BC3GOYKJzzXr7U8R23PdhwaLp6F3adc= +github.com/containernetworking/plugins v0.8.5 h1:pCvEMrFf7yzJI8+/D/7jkvE96KD52b7/Eu+jpahihy8= +github.com/containernetworking/plugins v0.8.5/go.mod h1:UZ2539umj8djuRQmBxuazHeJbYrLV8BSBejkk+she6o= github.com/containers/buildah v1.12.0 h1:bi/8ACl8qobazwfYgNze5y+aRuBIG+R7lMStFbnDOxE= github.com/containers/buildah v1.12.0/go.mod h1:yzPuQ/mJTPsfSLCyBPbeaoXgBLanjnf36M2cDzyckMg= github.com/containers/buildah v1.13.1 h1:EdhllQxXmOZ56mGFf68AkrpIj9XtEkkGq0WaPWFuGM0= @@ -105,10 +107,14 @@ github.com/containers/storage v1.15.4 h1:eiUtV9MOTnPHibO18nDRI+aDhKudY7WmAiJdyVM github.com/containers/storage v1.15.4/go.mod h1:v0lq/3f+cXH3Y/HiDaFYRR0zilwDve7I4W7U5xQxvF8= github.com/containers/storage v1.15.5 h1:dBZx9yRFHod9c8FVaXlVtRqr2cmlAhpl+9rt87cE7J4= github.com/containers/storage v1.15.5/go.mod h1:v0lq/3f+cXH3Y/HiDaFYRR0zilwDve7I4W7U5xQxvF8= +github.com/containers/storage v1.15.7 h1:ecPmv2y/qpxeSTHZ147jQLO6to8wDn8yUPtDCZlz0H4= +github.com/containers/storage v1.15.7/go.mod h1:gLZIp+/hP8nFn9tLS0uJlnk4h1tSoDu3oS2eFiaIqkE= github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE= github.com/coreos/go-etcd v2.0.0+incompatible/go.mod h1:Jez6KQU2B/sWsbdaef3ED8NzMklzPG4d5KIOhIy30Tk= github.com/coreos/go-iptables v0.4.2 h1:KH0EwId05JwWIfb96gWvkiT2cbuOu8ygqUaB+yPAwIg= github.com/coreos/go-iptables v0.4.2/go.mod h1:/mVI274lEDI2ns62jHCDnCyBF9Iwsmekav8Dbxlm1MU= +github.com/coreos/go-iptables v0.4.5 h1:DpHb9vJrZQEFMcVLFKAAGMUVX0XoRC0ptCthinRYm38= +github.com/coreos/go-iptables v0.4.5/go.mod h1:/mVI274lEDI2ns62jHCDnCyBF9Iwsmekav8Dbxlm1MU= github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk= github.com/coreos/go-systemd v0.0.0-20180511133405-39ca1b05acc7 h1:u9SHYsPQNyt5tgDm3YN7+9dYrpK96E5wFilTFWIDZOM= github.com/coreos/go-systemd v0.0.0-20180511133405-39ca1b05acc7/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4= @@ -284,6 +290,8 @@ github.com/json-iterator/go v1.1.7 h1:KfgG9LzI+pYjr4xvmz/5H4FXjokeP+rlHLhv3iH62F github.com/json-iterator/go v1.1.7/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4= github.com/json-iterator/go v1.1.8 h1:QiWkFLKq0T7mpzwOTu6BzNDbfTE8OLrYhVKYMLF46Ok= github.com/json-iterator/go v1.1.8/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4= +github.com/json-iterator/go v1.1.9 h1:9yzud/Ht36ygwatGx56VwCZtlI/2AD15T1X2sjSuGns= +github.com/json-iterator/go v1.1.9/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4= github.com/juju/errors v0.0.0-20180806074554-22422dad46e1/go.mod h1:W54LbzXuIE0boCoNJfwqpmkKJ1O4TCTZMetAt6jGk7Q= github.com/juju/loggo v0.0.0-20190526231331-6e530bcce5d8/go.mod h1:vgyd7OREkbtVEN/8IXZe5Ooef3LQePvuBm9UWj6ZL8U= github.com/juju/testing v0.0.0-20190613124551-e81189438503/go.mod h1:63prj8cnj0tU0S9OHjGJn+b1h0ZghCndfnbQolrYTwA= @@ -297,6 +305,8 @@ github.com/klauspost/compress v1.8.1 h1:oygt2ychZFHOB6M9gUgajzgKrwRgHbGC77NwA4CO github.com/klauspost/compress v1.8.1/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A= github.com/klauspost/compress v1.9.4 h1:xhvAeUPQ2drNUhKtrGdTGNvV9nNafHMUkRyLkzxJoB4= github.com/klauspost/compress v1.9.4/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A= +github.com/klauspost/compress v1.9.7 h1:hYW1gP94JUmAhBtJ+LNz5My+gBobDxPR1iVuKug26aA= +github.com/klauspost/compress v1.9.7/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A= github.com/klauspost/cpuid v1.2.1 h1:vJi+O/nMdFt0vqm8NZBI6wzALWdA2X+egi0ogNyrC/w= github.com/klauspost/cpuid v1.2.1/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgoMS4s3ek= github.com/klauspost/pgzip v1.2.1 h1:oIPZROsWuPHpOdMVWLuJZXwgjhrW8r1yEX8UqMyeNHM= @@ -323,6 +333,8 @@ github.com/mattn/go-shellwords v1.0.5 h1:JhhFTIOslh5ZsPrpa3Wdg8bF0WI3b44EMblmU9w github.com/mattn/go-shellwords v1.0.5/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o= github.com/mattn/go-shellwords v1.0.6 h1:9Jok5pILi5S1MnDirGVTufYGtksUs/V2BWUP3ZkeUUI= github.com/mattn/go-shellwords v1.0.6/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o= +github.com/mattn/go-shellwords v1.0.7 h1:KqhVjVZomx2puPACkj9vrGFqnp42Htvo9SEAWePHKOs= +github.com/mattn/go-shellwords v1.0.7/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o= github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU= github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0= github.com/mistifyio/go-zfs v2.1.1+incompatible h1:gAMO1HM9xBRONLHHYnu5iFsOJUiJdNZo6oqSENd4eW8= @@ -411,6 +423,8 @@ github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I= github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pkg/errors v0.9.0 h1:J8lpUdobwIeCI7OiSxHqEwJUKvJwicL5+3v1oe2Yb4k= github.com/pkg/errors v0.9.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= +github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4= +github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pkg/profile v1.4.0 h1:uCmaf4vVbWAOZz36k1hrQD7ijGRzLwaME8Am/7a4jZI= github.com/pkg/profile v1.4.0/go.mod h1:NWz/XGvpEW1FyYQ7fCx4dqYBLlfTcE+A9FLAkNKqjFE= github.com/pmezard/go-difflib v0.0.0-20151028094244-d8ed2627bdf0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= @@ -490,6 +504,8 @@ github.com/theckman/go-flock v0.7.1/go.mod h1:kjuth3y9VJ2aNlkNEO99G/8lp9fMIKaGyB github.com/u-root/u-root v5.0.0+incompatible/go.mod h1:RYkpo8pTHrNjW08opNd/U6p/RJE7K0D8fXO0d47+3YY= github.com/uber/jaeger-client-go v2.20.1+incompatible h1:HgqpYBng0n7tLJIlyT4kPCIv5XgCsF+kai1NnnrJzEU= github.com/uber/jaeger-client-go v2.20.1+incompatible/go.mod h1:WVhlPFC8FDjOFMMWRy2pZqQJSXxYSwNYOkTr/Z6d3Kk= +github.com/uber/jaeger-client-go v2.22.1+incompatible h1:NHcubEkVbahf9t3p75TOCR83gdUHXjRJvjoBh1yACsM= +github.com/uber/jaeger-client-go v2.22.1+incompatible/go.mod h1:WVhlPFC8FDjOFMMWRy2pZqQJSXxYSwNYOkTr/Z6d3Kk= github.com/uber/jaeger-lib v0.0.0-20190122222657-d036253de8f5 h1:CwmGyzHTzCqCdZJkWR0A7ucZXgrCY7spRcpvm7ci//s= github.com/uber/jaeger-lib v0.0.0-20190122222657-d036253de8f5/go.mod h1:ComeNDZlWwrWnDv8aPp0Ba6+uUTzImX/AauajbLI56U= github.com/ugorji/go/codec v0.0.0-20181204163529-d75b2dcb6bc8/go.mod h1:VFNgLljTbGfSG7qAOspJ7OScBnGdDN/yBr0sguwnwf0= @@ -509,10 +525,14 @@ github.com/vbauerster/mpb/v4 v4.11.1/go.mod h1:vMLa1J/ZKC83G2lB/52XpqT+ZZtFG4aZO github.com/vishvananda/netlink v0.0.0-20181108222139-023a6dafdcdf/go.mod h1:+SR5DhBJrl6ZM7CoCKvpw5BKroDKQ+PJqOg65H/2ktk= github.com/vishvananda/netlink v1.0.0 h1:bqNY2lgheFIu1meHUFSH3d7vG93AFyqg3oGbJCOJgSM= github.com/vishvananda/netlink v1.0.0/go.mod h1:+SR5DhBJrl6ZM7CoCKvpw5BKroDKQ+PJqOg65H/2ktk= +github.com/vishvananda/netlink v1.1.0 h1:1iyaYNBLmP6L0220aDnYQpo1QEV4t4hJ+xEEhhJH8j0= +github.com/vishvananda/netlink v1.1.0/go.mod h1:cTgwzPIzzgDAYoQrMm0EdrjRUBkTqKYppBueQtXaqoE= github.com/vishvananda/netns v0.0.0-20180720170159-13995c7128cc h1:R83G5ikgLMxrBvLh22JhdfI8K6YXEPHx5P03Uu3DRs4= github.com/vishvananda/netns v0.0.0-20180720170159-13995c7128cc/go.mod h1:ZjcWmFBXmLKZu9Nxj3WKYEafiSqer2rnvPr0en9UNpI= github.com/vishvananda/netns v0.0.0-20190625233234-7109fa855b0f h1:nBX3nTcmxEtHSERBJaIo1Qa26VwRaopnZmfDQUXsF4I= github.com/vishvananda/netns v0.0.0-20190625233234-7109fa855b0f/go.mod h1:ZjcWmFBXmLKZu9Nxj3WKYEafiSqer2rnvPr0en9UNpI= +github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df h1:OviZH7qLw/7ZovXvuNyL3XQl8UFofeikI1NW1Gypu7k= +github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df/go.mod h1:JP3t17pCcGlemwknint6hfoeCVQrEMVwxRLRjXpq+BU= github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f h1:J9EGpcZtP0E/raorCMxlFGSTBrsSlaDGf3jU/qvAE2c= github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f/go.mod h1:N2zxlSyiKSe5eX1tZViRH5QA0qijqEDrYZiPEAiq3wU= github.com/xeipuuv/gojsonpointer v0.0.0-20190809123943-df4f5c81cb3b h1:6cLsL+2FW6dRAdl5iMtHgRogVCff0QpRi9653YmdcJA= @@ -597,6 +617,7 @@ golang.org/x/sys v0.0.0-20190502145724-3ef323f4f1fd/go.mod h1:h1NjWce9XRLGQEsW7w golang.org/x/sys v0.0.0-20190507160741-ecd444e8653b/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190514135907-3a4b5fb9f71f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190606165138-5da285871e9c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/sys v0.0.0-20190606203320-7fc4e5ec1444/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190616124812-15dcb6c0061f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190626221950-04f50cda93cb h1:fgwFCsaw9buMuxNd6+DQfAuSFqbNiQZpcgJQAgJsK6k= golang.org/x/sys v0.0.0-20190626221950-04f50cda93cb/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= @@ -687,11 +708,15 @@ k8s.io/api v0.0.0-20190813020757-36bff7324fb7 h1:4uJOjRn9kWq4AqJRE8+qzmAy+lJd9rh k8s.io/api v0.0.0-20190813020757-36bff7324fb7/go.mod h1:3Iy+myeAORNCLgjd/Xu9ebwN7Vh59Bw0vh9jhoX+V58= k8s.io/api v0.17.0 h1:H9d/lw+VkZKEVIUc8F3wgiQ+FUXTTr21M87jXLU7yqM= k8s.io/api v0.17.0/go.mod h1:npsyOePkeP0CPwyGfXDHxvypiYMJxBWAMpQxCaJ4ZxI= +k8s.io/api v0.17.2 h1:NF1UFXcKN7/OOv1uxdRz3qfra8AHsPav5M93hlV9+Dc= +k8s.io/api v0.17.2/go.mod h1:BS9fjjLc4CMuqfSO8vgbHPKMt5+SF0ET6u/RVDihTo4= k8s.io/apimachinery v0.0.0-20190612205821-1799e75a0719/go.mod h1:I4A+glKBHiTgiEjQiCCQfCAIcIMFGt291SmsvcrFzJA= k8s.io/apimachinery v0.0.0-20190809020650-423f5d784010 h1:pyoq062NftC1y/OcnbSvgolyZDJ8y4fmUPWMkdA6gfU= k8s.io/apimachinery v0.0.0-20190809020650-423f5d784010/go.mod h1:Waf/xTS2FGRrgXCkO5FP3XxTOWh0qLf2QhL1qFZZ/R8= k8s.io/apimachinery v0.17.0 h1:xRBnuie9rXcPxUkDizUsGvPf1cnlZCFu210op7J7LJo= k8s.io/apimachinery v0.17.0/go.mod h1:b9qmWdKlLuU9EBh+06BtLcSf/Mu89rWL33naRxs1uZg= +k8s.io/apimachinery v0.17.2 h1:hwDQQFbdRlpnnsR64Asdi55GyCaIP/3WQpMmbNBeWr4= +k8s.io/apimachinery v0.17.2/go.mod h1:b9qmWdKlLuU9EBh+06BtLcSf/Mu89rWL33naRxs1uZg= k8s.io/client-go v0.0.0-20170217214107-bcde30fb7eae/go.mod h1:7vJpHMYJwNQCWgzmNV+VYUl1zCObLyodBc8nIyt8L5s= k8s.io/client-go v0.0.0-20181219152756-3dd551c0f083 h1:+Qf/nITucAbm09aIdxvoA+7X0BwaXmQGVoR8k7Ynk9o= k8s.io/client-go v0.0.0-20181219152756-3dd551c0f083/go.mod h1:7vJpHMYJwNQCWgzmNV+VYUl1zCObLyodBc8nIyt8L5s= diff --git a/vendor/github.com/containers/storage/VERSION b/vendor/github.com/containers/storage/VERSION index d32434904..928b5d437 100644 --- a/vendor/github.com/containers/storage/VERSION +++ b/vendor/github.com/containers/storage/VERSION @@ -1 +1 @@ -1.15.5 +1.15.8-dev diff --git a/vendor/github.com/containers/storage/drivers/btrfs/btrfs.go b/vendor/github.com/containers/storage/drivers/btrfs/btrfs.go index 1f719fa85..5be1639d0 100644 --- a/vendor/github.com/containers/storage/drivers/btrfs/btrfs.go +++ b/vendor/github.com/containers/storage/drivers/btrfs/btrfs.go @@ -627,7 +627,12 @@ func (d *Driver) Remove(id string) error { d.updateQuotaStatus() if err := subvolDelete(d.subvolumesDir(), id, d.quotaEnabled); err != nil { - return err + if d.quotaEnabled { + return err + } + // If quota is not enabled, fallback to rmdir syscall to delete subvolumes. + // This would allow unprivileged user to delete their owned subvolumes + // in kernel >= 4.18 without user_subvol_rm_alowed mount option. } if err := system.EnsureRemoveAll(dir); err != nil { return err diff --git a/vendor/github.com/containers/storage/drivers/overlay/overlay.go b/vendor/github.com/containers/storage/drivers/overlay/overlay.go index 16549e88b..25d885be9 100644 --- a/vendor/github.com/containers/storage/drivers/overlay/overlay.go +++ b/vendor/github.com/containers/storage/drivers/overlay/overlay.go @@ -142,8 +142,7 @@ func Init(home string, options graphdriver.Options) (graphdriver.Driver, error) if opts.mountProgram == "" { switch fsMagic { case graphdriver.FsMagicAufs, graphdriver.FsMagicZfs, graphdriver.FsMagicOverlay, graphdriver.FsMagicEcryptfs: - logrus.Errorf("'overlay' is not supported over %s", backingFs) - return nil, errors.Wrapf(graphdriver.ErrIncompatibleFS, "'overlay' is not supported over %s", backingFs) + return nil, errors.Wrapf(graphdriver.ErrIncompatibleFS, "'overlay' is not supported over %s, a mount_program is required", backingFs) } } diff --git a/vendor/github.com/containers/storage/go.mod b/vendor/github.com/containers/storage/go.mod index 378b427de..b7a05a65b 100644 --- a/vendor/github.com/containers/storage/go.mod +++ b/vendor/github.com/containers/storage/go.mod @@ -7,15 +7,15 @@ require ( github.com/Microsoft/hcsshim v0.8.7 github.com/docker/docker v0.0.0-20171019062838-86f080cff091 // indirect github.com/docker/go-units v0.4.0 - github.com/klauspost/compress v1.9.4 + github.com/klauspost/compress v1.9.7 github.com/klauspost/cpuid v1.2.1 // indirect github.com/klauspost/pgzip v1.2.1 - github.com/mattn/go-shellwords v1.0.6 + github.com/mattn/go-shellwords v1.0.7 github.com/mistifyio/go-zfs v2.1.1+incompatible github.com/opencontainers/go-digest v1.0.0-rc1 github.com/opencontainers/runc v1.0.0-rc9 github.com/opencontainers/selinux v1.3.0 - github.com/pkg/errors v0.8.1 + github.com/pkg/errors v0.9.1 github.com/pquerna/ffjson v0.0.0-20181028064349-e517b90714f7 github.com/sirupsen/logrus v1.4.2 github.com/spf13/pflag v1.0.3 // indirect diff --git a/vendor/github.com/containers/storage/go.sum b/vendor/github.com/containers/storage/go.sum index f31828d2a..ffda0c42f 100644 --- a/vendor/github.com/containers/storage/go.sum +++ b/vendor/github.com/containers/storage/go.sum @@ -73,6 +73,10 @@ github.com/klauspost/compress v1.9.3 h1:hkFELABwacUEgBfiguNeQydKv3M9pawBq8o24Ypw github.com/klauspost/compress v1.9.3/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A= github.com/klauspost/compress v1.9.4 h1:xhvAeUPQ2drNUhKtrGdTGNvV9nNafHMUkRyLkzxJoB4= github.com/klauspost/compress v1.9.4/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A= +github.com/klauspost/compress v1.9.5 h1:U+CaK85mrNNb4k8BNOfgJtJ/gr6kswUCFj6miSzVC6M= +github.com/klauspost/compress v1.9.5/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A= +github.com/klauspost/compress v1.9.7 h1:hYW1gP94JUmAhBtJ+LNz5My+gBobDxPR1iVuKug26aA= +github.com/klauspost/compress v1.9.7/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A= github.com/klauspost/cpuid v1.2.1 h1:vJi+O/nMdFt0vqm8NZBI6wzALWdA2X+egi0ogNyrC/w= github.com/klauspost/cpuid v1.2.1/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgoMS4s3ek= github.com/klauspost/pgzip v1.2.1 h1:oIPZROsWuPHpOdMVWLuJZXwgjhrW8r1yEX8UqMyeNHM= @@ -83,6 +87,8 @@ github.com/mattn/go-shellwords v1.0.5 h1:JhhFTIOslh5ZsPrpa3Wdg8bF0WI3b44EMblmU9w github.com/mattn/go-shellwords v1.0.5/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o= github.com/mattn/go-shellwords v1.0.6 h1:9Jok5pILi5S1MnDirGVTufYGtksUs/V2BWUP3ZkeUUI= github.com/mattn/go-shellwords v1.0.6/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o= +github.com/mattn/go-shellwords v1.0.7 h1:KqhVjVZomx2puPACkj9vrGFqnp42Htvo9SEAWePHKOs= +github.com/mattn/go-shellwords v1.0.7/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o= github.com/mistifyio/go-zfs v2.1.1+incompatible h1:gAMO1HM9xBRONLHHYnu5iFsOJUiJdNZo6oqSENd4eW8= github.com/mistifyio/go-zfs v2.1.1+incompatible/go.mod h1:8AuVvqP/mXw1px98n46wfvcGfQ4ci2FwoAjKYxuo3Z4= github.com/mrunalp/fileutils v0.0.0-20171103030105-7d4729fb3618 h1:7InQ7/zrOh6SlFjaXFubv0xX0HsuC9qJsdqm7bNQpYM= @@ -108,6 +114,10 @@ github.com/opencontainers/selinux v1.3.0/go.mod h1:+BLncwf63G4dgOzykXAxcmnFlUaOl github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I= github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= +github.com/pkg/errors v0.9.0 h1:J8lpUdobwIeCI7OiSxHqEwJUKvJwicL5+3v1oe2Yb4k= +github.com/pkg/errors v0.9.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= +github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4= +github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= github.com/pquerna/ffjson v0.0.0-20181028064349-e517b90714f7 h1:gGBSHPOU7g8YjTbhwn+lvFm2VDEhhA+PwDIlstkgSxE= diff --git a/vendor/github.com/containers/storage/pkg/config/config.go b/vendor/github.com/containers/storage/pkg/config/config.go index f3f855c32..9e1131823 100644 --- a/vendor/github.com/containers/storage/pkg/config/config.go +++ b/vendor/github.com/containers/storage/pkg/config/config.go @@ -236,7 +236,7 @@ func GetGraphDriverOptions(driverName string, options OptionsConfig) []string { doptions = append(doptions, fmt.Sprintf("dm.xfs_nospace_max_retries=%s", options.Thinpool.XfsNoSpaceMaxRetries)) } - case "overlay": + case "overlay", "overlay2": if options.Overlay.IgnoreChownErrors != "" { doptions = append(doptions, fmt.Sprintf("%s.ignore_chown_errors=%s", driverName, options.Overlay.IgnoreChownErrors)) } else if options.IgnoreChownErrors != "" { diff --git a/vendor/github.com/coreos/go-iptables/iptables/iptables.go b/vendor/github.com/coreos/go-iptables/iptables/iptables.go index 2ed875bb5..1074275b0 100644 --- a/vendor/github.com/coreos/go-iptables/iptables/iptables.go +++ b/vendor/github.com/coreos/go-iptables/iptables/iptables.go @@ -48,9 +48,13 @@ func (e *Error) Error() string { // IsNotExist returns true if the error is due to the chain or rule not existing func (e *Error) IsNotExist() bool { - return e.ExitStatus() == 1 && - (e.msg == fmt.Sprintf("%s: Bad rule (does a matching rule exist in that chain?).\n", getIptablesCommand(e.proto)) || - e.msg == fmt.Sprintf("%s: No chain/target/match by that name.\n", getIptablesCommand(e.proto))) + if e.ExitStatus() != 1 { + return false + } + cmdIptables := getIptablesCommand(e.proto) + msgNoRuleExist := fmt.Sprintf("%s: Bad rule (does a matching rule exist in that chain?).\n", cmdIptables) + msgNoChainExist := fmt.Sprintf("%s: No chain/target/match by that name.\n", cmdIptables) + return strings.Contains(e.msg, msgNoRuleExist) || strings.Contains(e.msg, msgNoChainExist) } // Protocol to differentiate between IPv4 and IPv6 @@ -101,7 +105,13 @@ func NewWithProtocol(proto Protocol) (*IPTables, error) { return nil, err } vstring, err := getIptablesVersionString(path) + if err != nil { + return nil, fmt.Errorf("could not get iptables version: %v", err) + } v1, v2, v3, mode, err := extractIptablesVersion(vstring) + if err != nil { + return nil, fmt.Errorf("failed to extract iptables version from [%s]: %v", vstring, err) + } checkPresent, waitPresent, randomFullyPresent := getIptablesCommandSupport(v1, v2, v3) @@ -348,18 +358,6 @@ func (ipt *IPTables) executeList(args []string) ([]string, error) { rules = rules[:len(rules)-1] } - // nftables mode doesn't return an error code when listing a non-existent - // chain. Patch that up. - if len(rules) == 0 && ipt.mode == "nf_tables" { - v := 1 - return nil, &Error{ - cmd: exec.Cmd{Args: args}, - msg: fmt.Sprintf("%s: No chain/target/match by that name.\n", getIptablesCommand(ipt.proto)), - proto: ipt.proto, - exitStatus: &v, - } - } - for i, rule := range rules { rules[i] = filterRuleOutput(rule) } @@ -437,6 +435,7 @@ func (ipt *IPTables) runWithOutput(args []string, stdout io.Writer) error { } ul, err := fmu.tryLock() if err != nil { + syscall.Close(fmu.fd) return err } defer ul.Unlock() diff --git a/vendor/github.com/json-iterator/go/reflect_extension.go b/vendor/github.com/json-iterator/go/reflect_extension.go index e27e8d191..80320cd64 100644 --- a/vendor/github.com/json-iterator/go/reflect_extension.go +++ b/vendor/github.com/json-iterator/go/reflect_extension.go @@ -341,7 +341,7 @@ func describeStruct(ctx *ctx, typ reflect2.Type) *StructDescriptor { if ctx.onlyTaggedField && !hastag && !field.Anonymous() { continue } - if tag == "-" { + if tag == "-" || field.Name() == "_" { continue } tagParts := strings.Split(tag, ",") diff --git a/vendor/github.com/json-iterator/go/reflect_map.go b/vendor/github.com/json-iterator/go/reflect_map.go index 08e9a3912..9e2b623fe 100644 --- a/vendor/github.com/json-iterator/go/reflect_map.go +++ b/vendor/github.com/json-iterator/go/reflect_map.go @@ -290,16 +290,17 @@ func (encoder *sortKeysMapEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { stream.WriteObjectStart() mapIter := encoder.mapType.UnsafeIterate(ptr) subStream := stream.cfg.BorrowStream(nil) + subStream.Attachment = stream.Attachment subIter := stream.cfg.BorrowIterator(nil) keyValues := encodedKeyValues{} for mapIter.HasNext() { - subStream.buf = make([]byte, 0, 64) key, elem := mapIter.UnsafeNext() + subStreamIndex := subStream.Buffered() encoder.keyEncoder.Encode(key, subStream) if subStream.Error != nil && subStream.Error != io.EOF && stream.Error == nil { stream.Error = subStream.Error } - encodedKey := subStream.Buffer() + encodedKey := subStream.Buffer()[subStreamIndex:] subIter.ResetBytes(encodedKey) decodedKey := subIter.ReadString() if stream.indention > 0 { @@ -310,7 +311,7 @@ func (encoder *sortKeysMapEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { encoder.elemEncoder.Encode(elem, subStream) keyValues = append(keyValues, encodedKV{ key: decodedKey, - keyValue: subStream.Buffer(), + keyValue: subStream.Buffer()[subStreamIndex:], }) } sort.Sort(keyValues) @@ -320,6 +321,9 @@ func (encoder *sortKeysMapEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { } stream.Write(keyValue.keyValue) } + if subStream.Error != nil && stream.Error == nil { + stream.Error = subStream.Error + } stream.WriteObjectEnd() stream.cfg.ReturnStream(subStream) stream.cfg.ReturnIterator(subIter) diff --git a/vendor/github.com/json-iterator/go/reflect_struct_encoder.go b/vendor/github.com/json-iterator/go/reflect_struct_encoder.go index d0759cf64..152e3ef5a 100644 --- a/vendor/github.com/json-iterator/go/reflect_struct_encoder.go +++ b/vendor/github.com/json-iterator/go/reflect_struct_encoder.go @@ -200,6 +200,7 @@ type stringModeStringEncoder struct { func (encoder *stringModeStringEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { tempStream := encoder.cfg.BorrowStream(nil) + tempStream.Attachment = stream.Attachment defer encoder.cfg.ReturnStream(tempStream) encoder.elemEncoder.Encode(ptr, tempStream) stream.WriteString(string(tempStream.Buffer())) diff --git a/vendor/github.com/klauspost/compress/huff0/bitwriter.go b/vendor/github.com/klauspost/compress/huff0/bitwriter.go index ec0c3fc53..bda4021ef 100644 --- a/vendor/github.com/klauspost/compress/huff0/bitwriter.go +++ b/vendor/github.com/klauspost/compress/huff0/bitwriter.go @@ -38,7 +38,7 @@ func (b *bitWriter) addBits16Clean(value uint16, bits uint8) { b.nBits += bits } -// addBits16Clean will add up to 16 bits. value may not contain more set bits than indicated. +// encSymbol will add up to 16 bits. value may not contain more set bits than indicated. // It will not check if there is space for them, so the caller must ensure that it has flushed recently. func (b *bitWriter) encSymbol(ct cTable, symbol byte) { enc := ct[symbol] @@ -46,6 +46,17 @@ func (b *bitWriter) encSymbol(ct cTable, symbol byte) { b.nBits += enc.nBits } +// encTwoSymbols will add up to 32 bits. value may not contain more set bits than indicated. +// It will not check if there is space for them, so the caller must ensure that it has flushed recently. +func (b *bitWriter) encTwoSymbols(ct cTable, av, bv byte) { + encA := ct[av] + encB := ct[bv] + sh := b.nBits & 63 + combined := uint64(encA.val) | (uint64(encB.val) << (encA.nBits & 63)) + b.bitContainer |= combined << sh + b.nBits += encA.nBits + encB.nBits +} + // addBits16ZeroNC will add up to 16 bits. // It will not check if there is space for them, // so the caller must ensure that it has flushed recently. diff --git a/vendor/github.com/klauspost/compress/huff0/compress.go b/vendor/github.com/klauspost/compress/huff0/compress.go index 51e00aaeb..0843cb014 100644 --- a/vendor/github.com/klauspost/compress/huff0/compress.go +++ b/vendor/github.com/klauspost/compress/huff0/compress.go @@ -80,9 +80,12 @@ func compress(in []byte, s *Scratch, compressor func(src []byte) ([]byte, error) if s.Reuse == ReusePolicyPrefer && canReuse { keepTable := s.cTable + keepTL := s.actualTableLog s.cTable = s.prevTable + s.actualTableLog = s.prevTableLog s.Out, err = compressor(in) s.cTable = keepTable + s.actualTableLog = keepTL if err == nil && len(s.Out) < wantSize { s.OutData = s.Out return s.Out, true, nil @@ -92,7 +95,6 @@ func compress(in []byte, s *Scratch, compressor func(src []byte) ([]byte, error) } // Calculate new table. - s.optimalTableLog() err = s.buildCTable() if err != nil { return nil, false, err @@ -109,9 +111,15 @@ func compress(in []byte, s *Scratch, compressor func(src []byte) ([]byte, error) if oldSize <= hSize+newSize || hSize+12 >= wantSize { // Retain cTable even if we re-use. keepTable := s.cTable + keepTL := s.actualTableLog + s.cTable = s.prevTable + s.actualTableLog = s.prevTableLog s.Out, err = compressor(in) + + // Restore ctable. s.cTable = keepTable + s.actualTableLog = keepTL if err != nil { return nil, false, err } @@ -142,7 +150,7 @@ func compress(in []byte, s *Scratch, compressor func(src []byte) ([]byte, error) return nil, false, ErrIncompressible } // Move current table into previous. - s.prevTable, s.cTable = s.cTable, s.prevTable[:0] + s.prevTable, s.prevTableLog, s.cTable = s.cTable, s.actualTableLog, s.prevTable[:0] s.OutData = s.Out[len(s.OutTable):] return s.Out, false, nil } @@ -163,28 +171,23 @@ func (s *Scratch) compress1xDo(dst, src []byte) ([]byte, error) { for i := len(src) & 3; i > 0; i-- { bw.encSymbol(cTable, src[n+i-1]) } + n -= 4 if s.actualTableLog <= 8 { - n -= 4 for ; n >= 0; n -= 4 { tmp := src[n : n+4] // tmp should be len 4 bw.flush32() - bw.encSymbol(cTable, tmp[3]) - bw.encSymbol(cTable, tmp[2]) - bw.encSymbol(cTable, tmp[1]) - bw.encSymbol(cTable, tmp[0]) + bw.encTwoSymbols(cTable, tmp[3], tmp[2]) + bw.encTwoSymbols(cTable, tmp[1], tmp[0]) } } else { - n -= 4 for ; n >= 0; n -= 4 { tmp := src[n : n+4] // tmp should be len 4 bw.flush32() - bw.encSymbol(cTable, tmp[3]) - bw.encSymbol(cTable, tmp[2]) + bw.encTwoSymbols(cTable, tmp[3], tmp[2]) bw.flush32() - bw.encSymbol(cTable, tmp[1]) - bw.encSymbol(cTable, tmp[0]) + bw.encTwoSymbols(cTable, tmp[1], tmp[0]) } } err := bw.close() @@ -322,9 +325,26 @@ func (s *Scratch) canUseTable(c cTable) bool { return true } +func (s *Scratch) validateTable(c cTable) bool { + if len(c) < int(s.symbolLen) { + return false + } + for i, v := range s.count[:s.symbolLen] { + if v != 0 { + if c[i].nBits == 0 { + return false + } + if c[i].nBits > s.actualTableLog { + return false + } + } + } + return true +} + // minTableLog provides the minimum logSize to safely represent a distribution. func (s *Scratch) minTableLog() uint8 { - minBitsSrc := highBit32(uint32(s.br.remain()-1)) + 1 + minBitsSrc := highBit32(uint32(s.br.remain())) + 1 minBitsSymbols := highBit32(uint32(s.symbolLen-1)) + 2 if minBitsSrc < minBitsSymbols { return uint8(minBitsSrc) @@ -336,7 +356,7 @@ func (s *Scratch) minTableLog() uint8 { func (s *Scratch) optimalTableLog() { tableLog := s.TableLog minBits := s.minTableLog() - maxBitsSrc := uint8(highBit32(uint32(s.br.remain()-1))) - 2 + maxBitsSrc := uint8(highBit32(uint32(s.br.remain()-1))) - 1 if maxBitsSrc < tableLog { // Accuracy can be reduced tableLog = maxBitsSrc @@ -363,6 +383,7 @@ type cTableEntry struct { const huffNodesMask = huffNodesLen - 1 func (s *Scratch) buildCTable() error { + s.optimalTableLog() s.huffSort() if cap(s.cTable) < maxSymbolValue+1 { s.cTable = make([]cTableEntry, s.symbolLen, maxSymbolValue+1) @@ -439,7 +460,7 @@ func (s *Scratch) buildCTable() error { return fmt.Errorf("internal error: maxNbBits (%d) > tableLogMax (%d)", maxNbBits, tableLogMax) } var nbPerRank [tableLogMax + 1]uint16 - var valPerRank [tableLogMax + 1]uint16 + var valPerRank [16]uint16 for _, v := range huffNode[:nonNullRank+1] { nbPerRank[v.nbBits]++ } @@ -455,16 +476,17 @@ func (s *Scratch) buildCTable() error { } // push nbBits per symbol, symbol order - // TODO: changed `s.symbolLen` -> `nonNullRank+1` (micro-opt) for _, v := range huffNode[:nonNullRank+1] { s.cTable[v.symbol].nBits = v.nbBits } // assign value within rank, symbol order - for n, val := range s.cTable[:s.symbolLen] { - v := valPerRank[val.nBits] - s.cTable[n].val = v - valPerRank[val.nBits] = v + 1 + t := s.cTable[:s.symbolLen] + for n, val := range t { + nbits := val.nBits & 15 + v := valPerRank[nbits] + t[n].val = v + valPerRank[nbits] = v + 1 } return nil @@ -488,10 +510,12 @@ func (s *Scratch) huffSort() { r := highBit32(v+1) & 31 rank[r].base++ } - for n := 30; n > 0; n-- { + // maxBitLength is log2(BlockSizeMax) + 1 + const maxBitLength = 18 + 1 + for n := maxBitLength; n > 0; n-- { rank[n-1].base += rank[n].base } - for n := range rank[:] { + for n := range rank[:maxBitLength] { rank[n].current = rank[n].base } for n, c := range s.count[:s.symbolLen] { @@ -510,7 +534,7 @@ func (s *Scratch) huffSort() { } func (s *Scratch) setMaxHeight(lastNonNull int) uint8 { - maxNbBits := s.TableLog + maxNbBits := s.actualTableLog huffNode := s.nodes[1 : huffNodesLen+1] //huffNode = huffNode[: huffNodesLen] diff --git a/vendor/github.com/klauspost/compress/huff0/huff0.go b/vendor/github.com/klauspost/compress/huff0/huff0.go index 6bc23bbf0..53249df05 100644 --- a/vendor/github.com/klauspost/compress/huff0/huff0.go +++ b/vendor/github.com/klauspost/compress/huff0/huff0.go @@ -83,7 +83,7 @@ type Scratch struct { MaxSymbolValue uint8 // TableLog will attempt to override the tablelog for the next block. - // Must be <= 11. + // Must be <= 11 and >= 5. TableLog uint8 // Reuse will specify the reuse policy @@ -105,6 +105,7 @@ type Scratch struct { maxCount int // count of the most probable symbol clearCount bool // clear count actualTableLog uint8 // Selected tablelog. + prevTableLog uint8 // Tablelog for previous table prevTable cTable // Table used for previous compression. cTable cTable // compression table dt dTable // decompression table @@ -127,8 +128,8 @@ func (s *Scratch) prepare(in []byte) (*Scratch, error) { if s.TableLog == 0 { s.TableLog = tableLogDefault } - if s.TableLog > tableLogMax { - return nil, fmt.Errorf("tableLog (%d) > maxTableLog (%d)", s.TableLog, tableLogMax) + if s.TableLog > tableLogMax || s.TableLog < minTablelog { + return nil, fmt.Errorf(" invalid tableLog %d (%d -> %d)", s.TableLog, minTablelog, tableLogMax) } if s.MaxDecodedSize <= 0 || s.MaxDecodedSize > BlockSizeMax { s.MaxDecodedSize = BlockSizeMax diff --git a/vendor/github.com/klauspost/compress/zstd/README.md b/vendor/github.com/klauspost/compress/zstd/README.md index 52dc0aee3..bc977a302 100644 --- a/vendor/github.com/klauspost/compress/zstd/README.md +++ b/vendor/github.com/klauspost/compress/zstd/README.md @@ -36,7 +36,7 @@ so as always, testing is recommended. For now, a high speed (fastest) and medium-fast (default) compressor has been implemented. The "Fastest" compression ratio is roughly equivalent to zstd level 1. -The "Default" compression ration is roughly equivalent to zstd level 3 (default). +The "Default" compression ratio is roughly equivalent to zstd level 3 (default). In terms of speed, it is typically 2x as fast as the stdlib deflate/gzip in its fastest mode. The compression ratio compared to stdlib is around level 3, but usually 3x as fast. @@ -390,4 +390,4 @@ For sending files for reproducing errors use a service like [goobox](https://goo For general feedback and experience reports, feel free to open an issue or write me on [Twitter](https://twitter.com/sh0dan). -This package includes the excellent [`github.com/cespare/xxhash`](https://github.com/cespare/xxhash) package Copyright (c) 2016 Caleb Spare.
\ No newline at end of file +This package includes the excellent [`github.com/cespare/xxhash`](https://github.com/cespare/xxhash) package Copyright (c) 2016 Caleb Spare. diff --git a/vendor/github.com/klauspost/compress/zstd/blockenc.go b/vendor/github.com/klauspost/compress/zstd/blockenc.go index 99eccda11..507757d52 100644 --- a/vendor/github.com/klauspost/compress/zstd/blockenc.go +++ b/vendor/github.com/klauspost/compress/zstd/blockenc.go @@ -299,6 +299,20 @@ func (b *blockEnc) encodeRaw(a []byte) { } } +// encodeRaw can be used to set the output to a raw representation of supplied bytes. +func (b *blockEnc) encodeRawTo(dst, src []byte) []byte { + var bh blockHeader + bh.setLast(b.last) + bh.setSize(uint32(len(src))) + bh.setType(blockTypeRaw) + dst = bh.appendTo(dst) + dst = append(dst, src...) + if debug { + println("Adding RAW block, length", len(src)) + } + return dst +} + // encodeLits can be used if the block is only litLen. func (b *blockEnc) encodeLits(raw bool) error { var bh blockHeader @@ -324,18 +338,10 @@ func (b *blockEnc) encodeLits(raw bool) error { if len(b.literals) >= 1024 { // Use 4 Streams. out, reUsed, err = huff0.Compress4X(b.literals, b.litEnc) - if len(out) > len(b.literals)-len(b.literals)>>4 { - // Bail out of compression is too little. - err = huff0.ErrIncompressible - } } else if len(b.literals) > 32 { // Use 1 stream single = true out, reUsed, err = huff0.Compress1X(b.literals, b.litEnc) - if len(out) > len(b.literals)-len(b.literals)>>4 { - // Bail out of compression is too little. - err = huff0.ErrIncompressible - } } else { err = huff0.ErrIncompressible } @@ -437,7 +443,7 @@ func fuzzFseEncoder(data []byte) int { return 1 } -// encode will encode the block and put the output in b.output. +// encode will encode the block and append the output in b.output. func (b *blockEnc) encode(raw bool) error { if len(b.sequences) == 0 { return b.encodeLits(raw) @@ -451,6 +457,8 @@ func (b *blockEnc) encode(raw bool) error { var lh literalsHeader bh.setLast(b.last) bh.setType(blockTypeCompressed) + // Store offset of the block header. Needed when we know the size. + bhOffset := len(b.output) b.output = bh.appendTo(b.output) var ( @@ -468,6 +476,7 @@ func (b *blockEnc) encode(raw bool) error { } else { err = huff0.ErrIncompressible } + switch err { case huff0.ErrIncompressible: lh.setType(literalsBlockRaw) @@ -735,18 +744,18 @@ func (b *blockEnc) encode(raw bool) error { } b.output = wr.out - if len(b.output)-3 >= b.size { + if len(b.output)-3-bhOffset >= b.size { // Maybe even add a bigger margin. b.litEnc.Reuse = huff0.ReusePolicyNone return errIncompressible } // Size is output minus block header. - bh.setSize(uint32(len(b.output)) - 3) + bh.setSize(uint32(len(b.output)-bhOffset) - 3) if debug { println("Rewriting block header", bh) } - _ = bh.appendTo(b.output[:0]) + _ = bh.appendTo(b.output[bhOffset:bhOffset]) b.coders.setPrev(llEnc, mlEnc, ofEnc) return nil } diff --git a/vendor/github.com/klauspost/compress/zstd/decoder.go b/vendor/github.com/klauspost/compress/zstd/decoder.go index 1de94eef0..35a3cda91 100644 --- a/vendor/github.com/klauspost/compress/zstd/decoder.go +++ b/vendor/github.com/klauspost/compress/zstd/decoder.go @@ -388,6 +388,35 @@ func (d *Decoder) Close() { d.current.err = ErrDecoderClosed } +// IOReadCloser returns the decoder as an io.ReadCloser for convenience. +// Any changes to the decoder will be reflected, so the returned ReadCloser +// can be reused along with the decoder. +// io.WriterTo is also supported by the returned ReadCloser. +func (d *Decoder) IOReadCloser() io.ReadCloser { + return closeWrapper{d: d} +} + +// closeWrapper wraps a function call as a closer. +type closeWrapper struct { + d *Decoder +} + +// WriteTo forwards WriteTo calls to the decoder. +func (c closeWrapper) WriteTo(w io.Writer) (n int64, err error) { + return c.d.WriteTo(w) +} + +// Read forwards read calls to the decoder. +func (c closeWrapper) Read(p []byte) (n int, err error) { + return c.d.Read(p) +} + +// Close closes the decoder. +func (c closeWrapper) Close() error { + c.d.Close() + return nil +} + type decodeOutput struct { d *blockDec b []byte diff --git a/vendor/github.com/klauspost/compress/zstd/enc_dfast.go b/vendor/github.com/klauspost/compress/zstd/enc_dfast.go index 2f41bcd0d..ee3b09b02 100644 --- a/vendor/github.com/klauspost/compress/zstd/enc_dfast.go +++ b/vendor/github.com/klauspost/compress/zstd/enc_dfast.go @@ -411,3 +411,316 @@ encodeLoop: println("returning, recent offsets:", blk.recentOffsets, "extra literals:", blk.extraLits) } } + +// EncodeNoHist will encode a block with no history and no following blocks. +// Most notable difference is that src will not be copied for history and +// we do not need to check for max match length. +func (e *doubleFastEncoder) EncodeNoHist(blk *blockEnc, src []byte) { + const ( + // Input margin is the number of bytes we read (8) + // and the maximum we will read ahead (2) + inputMargin = 8 + 2 + minNonLiteralBlockSize = 16 + ) + + // Protect against e.cur wraparound. + if e.cur > (1<<30)+e.maxMatchOff { + for i := range e.table[:] { + e.table[i] = tableEntry{} + } + for i := range e.longTable[:] { + e.longTable[i] = tableEntry{} + } + e.cur = e.maxMatchOff + } + + s := int32(0) + blk.size = len(src) + if len(src) < minNonLiteralBlockSize { + blk.extraLits = len(src) + blk.literals = blk.literals[:len(src)] + copy(blk.literals, src) + return + } + + // Override src + sLimit := int32(len(src)) - inputMargin + // stepSize is the number of bytes to skip on every main loop iteration. + // It should be >= 1. + stepSize := int32(e.o.targetLength) + if stepSize == 0 { + stepSize++ + } + + const kSearchStrength = 8 + + // nextEmit is where in src the next emitLiteral should start from. + nextEmit := s + cv := load6432(src, s) + + // Relative offsets + offset1 := int32(blk.recentOffsets[0]) + offset2 := int32(blk.recentOffsets[1]) + + addLiterals := func(s *seq, until int32) { + if until == nextEmit { + return + } + blk.literals = append(blk.literals, src[nextEmit:until]...) + s.litLen = uint32(until - nextEmit) + } + if debug { + println("recent offsets:", blk.recentOffsets) + } + +encodeLoop: + for { + var t int32 + for { + + nextHashS := hash5(cv, dFastShortTableBits) + nextHashL := hash8(cv, dFastLongTableBits) + candidateL := e.longTable[nextHashL] + candidateS := e.table[nextHashS] + + const repOff = 1 + repIndex := s - offset1 + repOff + entry := tableEntry{offset: s + e.cur, val: uint32(cv)} + e.longTable[nextHashL] = entry + e.table[nextHashS] = entry + + if len(blk.sequences) > 2 { + if load3232(src, repIndex) == uint32(cv>>(repOff*8)) { + // Consider history as well. + var seq seq + //length := 4 + e.matchlen(s+4+repOff, repIndex+4, src) + length := 4 + int32(matchLen(src[s+4+repOff:], src[repIndex+4:])) + + seq.matchLen = uint32(length - zstdMinMatch) + + // We might be able to match backwards. + // Extend as long as we can. + start := s + repOff + // We end the search early, so we don't risk 0 literals + // and have to do special offset treatment. + startLimit := nextEmit + 1 + + tMin := s - e.maxMatchOff + if tMin < 0 { + tMin = 0 + } + for repIndex > tMin && start > startLimit && src[repIndex-1] == src[start-1] { + repIndex-- + start-- + seq.matchLen++ + } + addLiterals(&seq, start) + + // rep 0 + seq.offset = 1 + if debugSequences { + println("repeat sequence", seq, "next s:", s) + } + blk.sequences = append(blk.sequences, seq) + s += length + repOff + nextEmit = s + if s >= sLimit { + if debug { + println("repeat ended", s, length) + + } + break encodeLoop + } + cv = load6432(src, s) + continue + } + } + // Find the offsets of our two matches. + coffsetL := s - (candidateL.offset - e.cur) + coffsetS := s - (candidateS.offset - e.cur) + + // Check if we have a long match. + if coffsetL < e.maxMatchOff && uint32(cv) == candidateL.val { + // Found a long match, likely at least 8 bytes. + // Reference encoder checks all 8 bytes, we only check 4, + // but the likelihood of both the first 4 bytes and the hash matching should be enough. + t = candidateL.offset - e.cur + if debug && s <= t { + panic("s <= t") + } + if debug && s-t > e.maxMatchOff { + panic("s - t >e.maxMatchOff") + } + if debugMatches { + println("long match") + } + break + } + + // Check if we have a short match. + if coffsetS < e.maxMatchOff && uint32(cv) == candidateS.val { + // found a regular match + // See if we can find a long match at s+1 + const checkAt = 1 + cv := load6432(src, s+checkAt) + nextHashL = hash8(cv, dFastLongTableBits) + candidateL = e.longTable[nextHashL] + coffsetL = s - (candidateL.offset - e.cur) + checkAt + + // We can store it, since we have at least a 4 byte match. + e.longTable[nextHashL] = tableEntry{offset: s + checkAt + e.cur, val: uint32(cv)} + if coffsetL < e.maxMatchOff && uint32(cv) == candidateL.val { + // Found a long match, likely at least 8 bytes. + // Reference encoder checks all 8 bytes, we only check 4, + // but the likelihood of both the first 4 bytes and the hash matching should be enough. + t = candidateL.offset - e.cur + s += checkAt + if debugMatches { + println("long match (after short)") + } + break + } + + t = candidateS.offset - e.cur + if debug && s <= t { + panic("s <= t") + } + if debug && s-t > e.maxMatchOff { + panic("s - t >e.maxMatchOff") + } + if debug && t < 0 { + panic("t<0") + } + if debugMatches { + println("short match") + } + break + } + + // No match found, move forward in input. + s += stepSize + ((s - nextEmit) >> (kSearchStrength - 1)) + if s >= sLimit { + break encodeLoop + } + cv = load6432(src, s) + } + + // A 4-byte match has been found. Update recent offsets. + // We'll later see if more than 4 bytes. + offset2 = offset1 + offset1 = s - t + + if debug && s <= t { + panic("s <= t") + } + + // Extend the 4-byte match as long as possible. + //l := e.matchlen(s+4, t+4, src) + 4 + l := int32(matchLen(src[s+4:], src[t+4:])) + 4 + + // Extend backwards + tMin := s - e.maxMatchOff + if tMin < 0 { + tMin = 0 + } + for t > tMin && s > nextEmit && src[t-1] == src[s-1] { + s-- + t-- + l++ + } + + // Write our sequence + var seq seq + seq.litLen = uint32(s - nextEmit) + seq.matchLen = uint32(l - zstdMinMatch) + if seq.litLen > 0 { + blk.literals = append(blk.literals, src[nextEmit:s]...) + } + seq.offset = uint32(s-t) + 3 + s += l + if debugSequences { + println("sequence", seq, "next s:", s) + } + blk.sequences = append(blk.sequences, seq) + nextEmit = s + if s >= sLimit { + break encodeLoop + } + + // Index match start+1 (long) and start+2 (short) + index0 := s - l + 1 + // Index match end-2 (long) and end-1 (short) + index1 := s - 2 + + cv0 := load6432(src, index0) + cv1 := load6432(src, index1) + te0 := tableEntry{offset: index0 + e.cur, val: uint32(cv0)} + te1 := tableEntry{offset: index1 + e.cur, val: uint32(cv1)} + e.longTable[hash8(cv0, dFastLongTableBits)] = te0 + e.longTable[hash8(cv1, dFastLongTableBits)] = te1 + cv0 >>= 8 + cv1 >>= 8 + te0.offset++ + te1.offset++ + te0.val = uint32(cv0) + te1.val = uint32(cv1) + e.table[hash5(cv0, dFastShortTableBits)] = te0 + e.table[hash5(cv1, dFastShortTableBits)] = te1 + + cv = load6432(src, s) + + if len(blk.sequences) <= 2 { + continue + } + + // Check offset 2 + for { + o2 := s - offset2 + if load3232(src, o2) != uint32(cv) { + // Do regular search + break + } + + // Store this, since we have it. + nextHashS := hash5(cv1>>8, dFastShortTableBits) + nextHashL := hash8(cv, dFastLongTableBits) + + // We have at least 4 byte match. + // No need to check backwards. We come straight from a match + //l := 4 + e.matchlen(s+4, o2+4, src) + l := 4 + int32(matchLen(src[s+4:], src[o2+4:])) + + entry := tableEntry{offset: s + e.cur, val: uint32(cv)} + e.longTable[nextHashL] = entry + e.table[nextHashS] = entry + seq.matchLen = uint32(l) - zstdMinMatch + seq.litLen = 0 + + // Since litlen is always 0, this is offset 1. + seq.offset = 1 + s += l + nextEmit = s + if debugSequences { + println("sequence", seq, "next s:", s) + } + blk.sequences = append(blk.sequences, seq) + + // Swap offset 1 and 2. + offset1, offset2 = offset2, offset1 + if s >= sLimit { + // Finished + break encodeLoop + } + cv = load6432(src, s) + } + } + + if int(nextEmit) < len(src) { + blk.literals = append(blk.literals, src[nextEmit:]...) + blk.extraLits = len(src) - int(nextEmit) + } + if debug { + println("returning, recent offsets:", blk.recentOffsets, "extra literals:", blk.extraLits) + } + +} diff --git a/vendor/github.com/klauspost/compress/zstd/enc_fast.go b/vendor/github.com/klauspost/compress/zstd/enc_fast.go index 6f388de04..0bdddac5b 100644 --- a/vendor/github.com/klauspost/compress/zstd/enc_fast.go +++ b/vendor/github.com/klauspost/compress/zstd/enc_fast.go @@ -329,6 +329,246 @@ encodeLoop: } } +// EncodeNoHist will encode a block with no history and no following blocks. +// Most notable difference is that src will not be copied for history and +// we do not need to check for max match length. +func (e *fastEncoder) EncodeNoHist(blk *blockEnc, src []byte) { + const ( + inputMargin = 8 + minNonLiteralBlockSize = 1 + 1 + inputMargin + ) + if debug { + if len(src) > maxBlockSize { + panic("src too big") + } + } + // Protect against e.cur wraparound. + if e.cur > (1<<30)+e.maxMatchOff { + for i := range e.table[:] { + e.table[i] = tableEntry{} + } + e.cur = e.maxMatchOff + } + + s := int32(0) + blk.size = len(src) + if len(src) < minNonLiteralBlockSize { + blk.extraLits = len(src) + blk.literals = blk.literals[:len(src)] + copy(blk.literals, src) + return + } + + sLimit := int32(len(src)) - inputMargin + // stepSize is the number of bytes to skip on every main loop iteration. + // It should be >= 2. + const stepSize = 2 + + // TEMPLATE + const hashLog = tableBits + // seems global, but would be nice to tweak. + const kSearchStrength = 8 + + // nextEmit is where in src the next emitLiteral should start from. + nextEmit := s + cv := load6432(src, s) + + // Relative offsets + offset1 := int32(blk.recentOffsets[0]) + offset2 := int32(blk.recentOffsets[1]) + + addLiterals := func(s *seq, until int32) { + if until == nextEmit { + return + } + blk.literals = append(blk.literals, src[nextEmit:until]...) + s.litLen = uint32(until - nextEmit) + } + if debug { + println("recent offsets:", blk.recentOffsets) + } + +encodeLoop: + for { + // t will contain the match offset when we find one. + // When existing the search loop, we have already checked 4 bytes. + var t int32 + + // We will not use repeat offsets across blocks. + // By not using them for the first 3 matches + + for { + nextHash := hash6(cv, hashLog) + nextHash2 := hash6(cv>>8, hashLog) + candidate := e.table[nextHash] + candidate2 := e.table[nextHash2] + repIndex := s - offset1 + 2 + + e.table[nextHash] = tableEntry{offset: s + e.cur, val: uint32(cv)} + e.table[nextHash2] = tableEntry{offset: s + e.cur + 1, val: uint32(cv >> 8)} + + if len(blk.sequences) > 2 && load3232(src, repIndex) == uint32(cv>>16) { + // Consider history as well. + var seq seq + // lenght := 4 + e.matchlen(s+6, repIndex+4, src) + lenght := 4 + int32(matchLen(src[s+6:], src[repIndex+4:])) + + seq.matchLen = uint32(lenght - zstdMinMatch) + + // We might be able to match backwards. + // Extend as long as we can. + start := s + 2 + // We end the search early, so we don't risk 0 literals + // and have to do special offset treatment. + startLimit := nextEmit + 1 + + sMin := s - e.maxMatchOff + if sMin < 0 { + sMin = 0 + } + for repIndex > sMin && start > startLimit && src[repIndex-1] == src[start-1] { + repIndex-- + start-- + seq.matchLen++ + } + addLiterals(&seq, start) + + // rep 0 + seq.offset = 1 + if debugSequences { + println("repeat sequence", seq, "next s:", s) + } + blk.sequences = append(blk.sequences, seq) + s += lenght + 2 + nextEmit = s + if s >= sLimit { + if debug { + println("repeat ended", s, lenght) + + } + break encodeLoop + } + cv = load6432(src, s) + continue + } + coffset0 := s - (candidate.offset - e.cur) + coffset1 := s - (candidate2.offset - e.cur) + 1 + if coffset0 < e.maxMatchOff && uint32(cv) == candidate.val { + // found a regular match + t = candidate.offset - e.cur + if debug && s <= t { + panic("s <= t") + } + if debug && s-t > e.maxMatchOff { + panic("s - t >e.maxMatchOff") + } + break + } + + if coffset1 < e.maxMatchOff && uint32(cv>>8) == candidate2.val { + // found a regular match + t = candidate2.offset - e.cur + s++ + if debug && s <= t { + panic("s <= t") + } + if debug && s-t > e.maxMatchOff { + panic("s - t >e.maxMatchOff") + } + if debug && t < 0 { + panic("t<0") + } + break + } + s += stepSize + ((s - nextEmit) >> (kSearchStrength - 1)) + if s >= sLimit { + break encodeLoop + } + cv = load6432(src, s) + } + // A 4-byte match has been found. We'll later see if more than 4 bytes. + offset2 = offset1 + offset1 = s - t + + if debug && s <= t { + panic("s <= t") + } + + // Extend the 4-byte match as long as possible. + //l := e.matchlenNoHist(s+4, t+4, src) + 4 + l := int32(matchLen(src[s+4:], src[t+4:])) + 4 + + // Extend backwards + tMin := s - e.maxMatchOff + if tMin < 0 { + tMin = 0 + } + for t > tMin && s > nextEmit && src[t-1] == src[s-1] { + s-- + t-- + l++ + } + + // Write our sequence. + var seq seq + seq.litLen = uint32(s - nextEmit) + seq.matchLen = uint32(l - zstdMinMatch) + if seq.litLen > 0 { + blk.literals = append(blk.literals, src[nextEmit:s]...) + } + // Don't use repeat offsets + seq.offset = uint32(s-t) + 3 + s += l + if debugSequences { + println("sequence", seq, "next s:", s) + } + blk.sequences = append(blk.sequences, seq) + nextEmit = s + if s >= sLimit { + break encodeLoop + } + cv = load6432(src, s) + + // Check offset 2 + if o2 := s - offset2; len(blk.sequences) > 2 && load3232(src, o2) == uint32(cv) { + // We have at least 4 byte match. + // No need to check backwards. We come straight from a match + //l := 4 + e.matchlenNoHist(s+4, o2+4, src) + l := 4 + int32(matchLen(src[s+4:], src[o2+4:])) + + // Store this, since we have it. + nextHash := hash6(cv, hashLog) + e.table[nextHash] = tableEntry{offset: s + e.cur, val: uint32(cv)} + seq.matchLen = uint32(l) - zstdMinMatch + seq.litLen = 0 + // Since litlen is always 0, this is offset 1. + seq.offset = 1 + s += l + nextEmit = s + if debugSequences { + println("sequence", seq, "next s:", s) + } + blk.sequences = append(blk.sequences, seq) + + // Swap offset 1 and 2. + offset1, offset2 = offset2, offset1 + if s >= sLimit { + break encodeLoop + } + // Prepare next loop. + cv = load6432(src, s) + } + } + + if int(nextEmit) < len(src) { + blk.literals = append(blk.literals, src[nextEmit:]...) + blk.extraLits = len(src) - int(nextEmit) + } + if debug { + println("returning, recent offsets:", blk.recentOffsets, "extra literals:", blk.extraLits) + } +} + func (e *fastEncoder) addBlock(src []byte) int32 { // check if we have space already if len(e.hist)+len(src) > cap(e.hist) { @@ -362,6 +602,11 @@ func (e *fastEncoder) UseBlock(enc *blockEnc) { e.blk = enc } +func (e *fastEncoder) matchlenNoHist(s, t int32, src []byte) int32 { + // Extend the match to be as long as possible. + return int32(matchLen(src[s:], src[t:])) +} + func (e *fastEncoder) matchlen(s, t int32, src []byte) int32 { if debug { if s < 0 { diff --git a/vendor/github.com/klauspost/compress/zstd/encoder.go b/vendor/github.com/klauspost/compress/zstd/encoder.go index f413042f4..366dd66bd 100644 --- a/vendor/github.com/klauspost/compress/zstd/encoder.go +++ b/vendor/github.com/klauspost/compress/zstd/encoder.go @@ -29,6 +29,7 @@ type Encoder struct { type encoder interface { Encode(blk *blockEnc, src []byte) + EncodeNoHist(blk *blockEnc, src []byte) Block() *blockEnc CRC() *xxhash.Digest AppendCRC([]byte) []byte @@ -433,7 +434,8 @@ func (e *Encoder) EncodeAll(src, dst []byte) []byte { }() enc.Reset() blk := enc.Block() - single := len(src) > 1<<20 + // Use single segments when above minimum window and below 1MB. + single := len(src) < 1<<20 && len(src) > MinWindowSize if e.o.single != nil { single = *e.o.single } @@ -454,25 +456,22 @@ func (e *Encoder) EncodeAll(src, dst []byte) []byte { panic(err) } - for len(src) > 0 { - todo := src - if len(todo) > e.o.blockSize { - todo = todo[:e.o.blockSize] - } - src = src[len(todo):] + if len(src) <= e.o.blockSize && len(src) <= maxBlockSize { + // Slightly faster with no history and everything in one block. if e.o.crc { - _, _ = enc.CRC().Write(todo) + _, _ = enc.CRC().Write(src) } blk.reset(nil) - blk.pushOffsets() - enc.Encode(blk, todo) - if len(src) == 0 { - blk.last = true - } - err := errIncompressible + blk.last = true + enc.EncodeNoHist(blk, src) + // If we got the exact same number of literals as input, // assume the literals cannot be compressed. - if len(blk.literals) != len(todo) || len(todo) != e.o.blockSize { + err := errIncompressible + oldout := blk.output + if len(blk.literals) != len(src) || len(src) != e.o.blockSize { + // Output directly to dst + blk.output = dst err = blk.encode(e.o.noEntropy) } @@ -481,13 +480,49 @@ func (e *Encoder) EncodeAll(src, dst []byte) []byte { if debug { println("Storing incompressible block as raw") } - blk.encodeRaw(todo) - blk.popOffsets() + dst = blk.encodeRawTo(dst, src) case nil: + dst = blk.output default: panic(err) } - dst = append(dst, blk.output...) + blk.output = oldout + } else { + for len(src) > 0 { + todo := src + if len(todo) > e.o.blockSize { + todo = todo[:e.o.blockSize] + } + src = src[len(todo):] + if e.o.crc { + _, _ = enc.CRC().Write(todo) + } + blk.reset(nil) + blk.pushOffsets() + enc.Encode(blk, todo) + if len(src) == 0 { + blk.last = true + } + err := errIncompressible + // If we got the exact same number of literals as input, + // assume the literals cannot be compressed. + if len(blk.literals) != len(todo) || len(todo) != e.o.blockSize { + err = blk.encode(e.o.noEntropy) + } + + switch err { + case errIncompressible: + if debug { + println("Storing incompressible block as raw") + } + dst = blk.encodeRawTo(dst, todo) + blk.popOffsets() + case nil: + dst = append(dst, blk.output...) + default: + panic(err) + } + } } if e.o.crc { dst = enc.AppendCRC(dst) diff --git a/vendor/github.com/mattn/go-shellwords/.travis.yml b/vendor/github.com/mattn/go-shellwords/.travis.yml index 6294d337f..b2904bffc 100644 --- a/vendor/github.com/mattn/go-shellwords/.travis.yml +++ b/vendor/github.com/mattn/go-shellwords/.travis.yml @@ -11,4 +11,3 @@ script: after_success: - bash <(curl -s https://codecov.io/bash) - diff --git a/vendor/github.com/mattn/go-shellwords/README.md b/vendor/github.com/mattn/go-shellwords/README.md index 9e1e65045..e91902f40 100644 --- a/vendor/github.com/mattn/go-shellwords/README.md +++ b/vendor/github.com/mattn/go-shellwords/README.md @@ -2,6 +2,7 @@ [](https://codecov.io/gh/mattn/go-shellwords) [](https://travis-ci.org/mattn/go-shellwords) +[](http://godoc.org/github.com/mattn/go-shellwords) Parse line as shell words. diff --git a/vendor/github.com/mattn/go-shellwords/shellwords.go b/vendor/github.com/mattn/go-shellwords/shellwords.go index 2dca7f136..ff5e73091 100644 --- a/vendor/github.com/mattn/go-shellwords/shellwords.go +++ b/vendor/github.com/mattn/go-shellwords/shellwords.go @@ -144,11 +144,17 @@ loop: } case '"': if !singleQuoted && !dollarQuote { + if doubleQuoted && buf == "" { + got = true + } doubleQuoted = !doubleQuoted continue } case '\'': if !doubleQuoted && !dollarQuote { + if singleQuoted && buf == "" { + got = true + } singleQuoted = !singleQuoted continue } diff --git a/vendor/github.com/pkg/errors/cause.go b/vendor/github.com/pkg/errors/cause.go deleted file mode 100644 index 566f88bb0..000000000 --- a/vendor/github.com/pkg/errors/cause.go +++ /dev/null @@ -1,29 +0,0 @@ -// +build !go1.13 - -package errors - -// Cause recursively unwraps an error chain and returns the underlying cause of -// the error, if possible. An error value has a cause if it implements the -// following interface: -// -// type causer interface { -// Cause() error -// } -// -// If the error does not implement Cause, the original error will -// be returned. If the error is nil, nil will be returned without further -// investigation. -func Cause(err error) error { - type causer interface { - Cause() error - } - - for err != nil { - cause, ok := err.(causer) - if !ok { - break - } - err = cause.Cause() - } - return err -} diff --git a/vendor/github.com/pkg/errors/errors.go b/vendor/github.com/pkg/errors/errors.go index a9840ecee..161aea258 100644 --- a/vendor/github.com/pkg/errors/errors.go +++ b/vendor/github.com/pkg/errors/errors.go @@ -260,3 +260,29 @@ func (w *withMessage) Format(s fmt.State, verb rune) { io.WriteString(s, w.Error()) } } + +// Cause returns the underlying cause of the error, if possible. +// An error value has a cause if it implements the following +// interface: +// +// type causer interface { +// Cause() error +// } +// +// If the error does not implement Cause, the original error will +// be returned. If the error is nil, nil will be returned without further +// investigation. +func Cause(err error) error { + type causer interface { + Cause() error + } + + for err != nil { + cause, ok := err.(causer) + if !ok { + break + } + err = cause.Cause() + } + return err +} diff --git a/vendor/github.com/pkg/errors/go113.go b/vendor/github.com/pkg/errors/go113.go index ed0dc7a6d..be0d10d0c 100644 --- a/vendor/github.com/pkg/errors/go113.go +++ b/vendor/github.com/pkg/errors/go113.go @@ -36,36 +36,3 @@ func As(err error, target interface{}) bool { return stderrors.As(err, target) } func Unwrap(err error) error { return stderrors.Unwrap(err) } - -// Cause recursively unwraps an error chain and returns the underlying cause of -// the error, if possible. There are two ways that an error value may provide a -// cause. First, the error may implement the following interface: -// -// type causer interface { -// Cause() error -// } -// -// Second, the error may return a non-nil value when passed as an argument to -// the Unwrap function. This makes Cause forwards-compatible with Go 1.13 error -// chains. -// -// If an error value satisfies both methods of unwrapping, Cause will use the -// causer interface. -// -// If the error is nil, nil will be returned without further investigation. -func Cause(err error) error { - type causer interface { - Cause() error - } - - for err != nil { - if cause, ok := err.(causer); ok { - err = cause.Cause() - } else if unwrapped := Unwrap(err); unwrapped != nil { - err = unwrapped - } else { - break - } - } - return err -} diff --git a/vendor/github.com/uber/jaeger-client-go/CHANGELOG.md b/vendor/github.com/uber/jaeger-client-go/CHANGELOG.md index 5e7e9d5e5..818568b28 100644 --- a/vendor/github.com/uber/jaeger-client-go/CHANGELOG.md +++ b/vendor/github.com/uber/jaeger-client-go/CHANGELOG.md @@ -1,6 +1,34 @@ Changes by Version ================== +2.22.1 (2020-01-16) +------------------- + +- Increase UDP batch overhead to account for data loss metrics ([#488](https://github.com/jaegertracing/jaeger-client-go/pull/488)) -- Yuri Shkuro + + +2.22.0 (2020-01-15) +------------------- + +- Report data loss stats to Jaeger backend ([#482](https://github.com/jaegertracing/jaeger-client-go/pull/482)) -- Yuri Shkuro +- Add limit on log records per span ([#483](https://github.com/jaegertracing/jaeger-client-go/pull/483)) -- Sokolov Yura + + +2.21.1 (2019-12-20) +------------------- + +- Update version correctly. + + +2.21.0 (2019-12-20) +------------------- + +- Clarify reporting error logs ([#469](https://github.com/jaegertracing/jaeger-client-go/pull/469)) -- Yuri Shkuro +- Do not strip leading zeros from trace IDs ([#472](https://github.com/jaegertracing/jaeger-client-go/pull/472)) -- Yuri Shkuro +- Chore (docs): fixed a couple of typos ([#475](https://github.com/jaegertracing/jaeger-client-go/pull/475)) -- Marc Bramaud +- Support custom HTTP headers when reporting spans over HTTP ([#479](https://github.com/jaegertracing/jaeger-client-go/pull/479)) -- Albert Teoh + + 2.20.1 (2019-11-08) ------------------- diff --git a/vendor/github.com/uber/jaeger-client-go/Makefile b/vendor/github.com/uber/jaeger-client-go/Makefile index 0cfe6a5f6..d5e962ccf 100644 --- a/vendor/github.com/uber/jaeger-client-go/Makefile +++ b/vendor/github.com/uber/jaeger-client-go/Makefile @@ -83,8 +83,12 @@ cover-html: cover test-examples: make -C examples +.PHONY: thrift +thrift: idl-submodule thrift-compile + # TODO at the moment we're not generating tchan_*.go files -thrift: idl-submodule thrift-image +.PHONY: thrift-compile +thrift-compile: thrift-image $(THRIFT) -o /data --gen go:$(THRIFT_GO_ARGS) --out /data/$(THRIFT_GEN_DIR) /data/idl/thrift/agent.thrift $(THRIFT) -o /data --gen go:$(THRIFT_GO_ARGS) --out /data/$(THRIFT_GEN_DIR) /data/idl/thrift/sampling.thrift $(THRIFT) -o /data --gen go:$(THRIFT_GO_ARGS) --out /data/$(THRIFT_GEN_DIR) /data/idl/thrift/jaeger.thrift @@ -99,10 +103,12 @@ thrift: idl-submodule thrift-image rm -rf crossdock/thrift/*/*-remote rm -rf thrift-gen/jaeger/collector.go +.PHONY: idl-submodule idl-submodule: git submodule init git submodule update +.PHONY: thrift-image thrift-image: $(THRIFT) -version diff --git a/vendor/github.com/uber/jaeger-client-go/README.md b/vendor/github.com/uber/jaeger-client-go/README.md index a3366114d..0e4d9fc0b 100644 --- a/vendor/github.com/uber/jaeger-client-go/README.md +++ b/vendor/github.com/uber/jaeger-client-go/README.md @@ -45,7 +45,7 @@ and [config/example_test.go](./config/example_test.go). ### Environment variables The tracer can be initialized with values coming from environment variables. None of the env vars are required -and all of them can be overriden via direct setting of the property on the configuration object. +and all of them can be overridden via direct setting of the property on the configuration object. Property| Description --- | --- diff --git a/vendor/github.com/uber/jaeger-client-go/config/config.go b/vendor/github.com/uber/jaeger-client-go/config/config.go index a0c32d804..44e93533c 100644 --- a/vendor/github.com/uber/jaeger-client-go/config/config.go +++ b/vendor/github.com/uber/jaeger-client-go/config/config.go @@ -134,6 +134,10 @@ type ReporterConfig struct { // Password instructs reporter to include a password for basic http authentication when sending spans to // jaeger-collector. Can be set by exporting an environment variable named JAEGER_PASSWORD Password string `yaml:"password"` + + // HTTPHeaders instructs the reporter to add these headers to the http request when reporting spans. + // This field takes effect only when using HTTPTransport by setting the CollectorEndpoint. + HTTPHeaders map[string]string `yaml:"http_headers"` } // BaggageRestrictionsConfig configures the baggage restrictions manager which can be used to whitelist @@ -397,11 +401,12 @@ func (rc *ReporterConfig) NewReporter( func (rc *ReporterConfig) newTransport() (jaeger.Transport, error) { switch { - case rc.CollectorEndpoint != "" && rc.User != "" && rc.Password != "": - return transport.NewHTTPTransport(rc.CollectorEndpoint, transport.HTTPBatchSize(1), - transport.HTTPBasicAuth(rc.User, rc.Password)), nil case rc.CollectorEndpoint != "": - return transport.NewHTTPTransport(rc.CollectorEndpoint, transport.HTTPBatchSize(1)), nil + httpOptions := []transport.HTTPOption{transport.HTTPBatchSize(1), transport.HTTPHeaders(rc.HTTPHeaders)} + if rc.User != "" && rc.Password != "" { + httpOptions = append(httpOptions, transport.HTTPBasicAuth(rc.User, rc.Password)) + } + return transport.NewHTTPTransport(rc.CollectorEndpoint, httpOptions...), nil default: return jaeger.NewUDPTransport(rc.LocalAgentHostPort, 0) } diff --git a/vendor/github.com/uber/jaeger-client-go/constants.go b/vendor/github.com/uber/jaeger-client-go/constants.go index 5d27b628d..1702c7de4 100644 --- a/vendor/github.com/uber/jaeger-client-go/constants.go +++ b/vendor/github.com/uber/jaeger-client-go/constants.go @@ -22,7 +22,7 @@ import ( const ( // JaegerClientVersion is the version of the client library reported as Span tag. - JaegerClientVersion = "Go-2.20.1" + JaegerClientVersion = "Go-2.22.1" // JaegerClientVersionTagKey is the name of the tag used to report client version. JaegerClientVersionTagKey = "jaeger.version" diff --git a/vendor/github.com/uber/jaeger-client-go/internal/reporterstats/stats.go b/vendor/github.com/uber/jaeger-client-go/internal/reporterstats/stats.go new file mode 100644 index 000000000..fe0bef268 --- /dev/null +++ b/vendor/github.com/uber/jaeger-client-go/internal/reporterstats/stats.go @@ -0,0 +1,25 @@ +// Copyright (c) 2020 The Jaeger Authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package reporterstats + +// ReporterStats exposes some metrics from the RemoteReporter. +type ReporterStats interface { + SpansDroppedFromQueue() int64 +} + +// Receiver can be implemented by a Transport to be given ReporterStats. +type Receiver interface { + SetReporterStats(ReporterStats) +} diff --git a/vendor/github.com/uber/jaeger-client-go/jaeger_thrift_span.go b/vendor/github.com/uber/jaeger-client-go/jaeger_thrift_span.go index f0f1afe2f..3ac2f8f94 100644 --- a/vendor/github.com/uber/jaeger-client-go/jaeger_thrift_span.go +++ b/vendor/github.com/uber/jaeger-client-go/jaeger_thrift_span.go @@ -24,6 +24,7 @@ import ( ) // BuildJaegerThrift builds jaeger span based on internal span. +// TODO: (breaking change) move to internal package. func BuildJaegerThrift(span *Span) *j.Span { span.Lock() defer span.Unlock() @@ -46,6 +47,7 @@ func BuildJaegerThrift(span *Span) *j.Span { } // BuildJaegerProcessThrift creates a thrift Process type. +// TODO: (breaking change) move to internal package. func BuildJaegerProcessThrift(span *Span) *j.Process { span.Lock() defer span.Unlock() diff --git a/vendor/github.com/uber/jaeger-client-go/reporter.go b/vendor/github.com/uber/jaeger-client-go/reporter.go index 0b78cec20..830b5a4bb 100644 --- a/vendor/github.com/uber/jaeger-client-go/reporter.go +++ b/vendor/github.com/uber/jaeger-client-go/reporter.go @@ -22,6 +22,7 @@ import ( "github.com/opentracing/opentracing-go" + "github.com/uber/jaeger-client-go/internal/reporterstats" "github.com/uber/jaeger-client-go/log" ) @@ -176,16 +177,31 @@ type reporterQueueItem struct { close *sync.WaitGroup } +// reporterStats implements reporterstats.ReporterStats. +type reporterStats struct { + droppedCount int64 // provided to Transports to report data loss to the backend +} + +// SpansDroppedFromQueue implements reporterstats.ReporterStats. +func (r *reporterStats) SpansDroppedFromQueue() int64 { + return atomic.LoadInt64(&r.droppedCount) +} + +func (r *reporterStats) incDroppedCount() { + atomic.AddInt64(&r.droppedCount, 1) +} + type remoteReporter struct { // These fields must be first in the struct because `sync/atomic` expects 64-bit alignment. // Cf. https://github.com/uber/jaeger-client-go/issues/155, https://goo.gl/zW7dgq - queueLength int64 + queueLength int64 // used to update metrics.Gauge closed int64 // 0 - not closed, 1 - closed reporterOptions - sender Transport - queue chan reporterQueueItem + sender Transport + queue chan reporterQueueItem + reporterStats *reporterStats } // NewRemoteReporter creates a new reporter that sends spans out of process by means of Sender. @@ -213,6 +229,10 @@ func NewRemoteReporter(sender Transport, opts ...ReporterOption) Reporter { reporterOptions: options, sender: sender, queue: make(chan reporterQueueItem, options.queueSize), + reporterStats: new(reporterStats), + } + if receiver, ok := sender.(reporterstats.Receiver); ok { + receiver.SetReporterStats(reporter.reporterStats) } go reporter.processQueue() return reporter @@ -231,6 +251,7 @@ func (r *remoteReporter) Report(span *Span) { atomic.AddInt64(&r.queueLength, 1) default: r.metrics.ReporterDropped.Inc(1) + r.reporterStats.incDroppedCount() } } @@ -241,7 +262,7 @@ func (r *remoteReporter) Close() { return } r.sendCloseEvent() - r.sender.Close() + _ = r.sender.Close() } func (r *remoteReporter) sendCloseEvent() { @@ -263,7 +284,7 @@ func (r *remoteReporter) processQueue() { flush := func() { if flushed, err := r.sender.Flush(); err != nil { r.metrics.ReporterFailure.Inc(int64(flushed)) - r.logger.Error(fmt.Sprintf("error when flushing the buffer: %s", err.Error())) + r.logger.Error(fmt.Sprintf("failed to flush Jaeger spans to server: %s", err.Error())) } else if flushed > 0 { r.metrics.ReporterSuccess.Inc(int64(flushed)) } @@ -281,7 +302,7 @@ func (r *remoteReporter) processQueue() { span := item.span if flushed, err := r.sender.Append(span); err != nil { r.metrics.ReporterFailure.Inc(int64(flushed)) - r.logger.Error(fmt.Sprintf("error reporting span %q: %s", span.OperationName(), err.Error())) + r.logger.Error(fmt.Sprintf("error reporting Jaeger span %q: %s", span.OperationName(), err.Error())) } else if flushed > 0 { r.metrics.ReporterSuccess.Inc(int64(flushed)) // to reduce the number of gauge stats, we only emit queue length on flush diff --git a/vendor/github.com/uber/jaeger-client-go/span.go b/vendor/github.com/uber/jaeger-client-go/span.go index bbf6fb068..42c9112c0 100644 --- a/vendor/github.com/uber/jaeger-client-go/span.go +++ b/vendor/github.com/uber/jaeger-client-go/span.go @@ -59,6 +59,9 @@ type Span struct { // The span's "micro-log" logs []opentracing.LogRecord + // The number of logs dropped because of MaxLogsPerSpan. + numDroppedLogs int + // references for this span references []Reference @@ -152,7 +155,12 @@ func (s *Span) Logs() []opentracing.LogRecord { s.Lock() defer s.Unlock() - return append([]opentracing.LogRecord(nil), s.logs...) + logs := append([]opentracing.LogRecord(nil), s.logs...) + if s.numDroppedLogs != 0 { + fixLogs(logs, s.numDroppedLogs) + } + + return logs } // References returns references for this span @@ -234,8 +242,65 @@ func (s *Span) Log(ld opentracing.LogData) { // this function should only be called while holding a Write lock func (s *Span) appendLogNoLocking(lr opentracing.LogRecord) { - // TODO add logic to limit number of logs per span (issue #46) - s.logs = append(s.logs, lr) + maxLogs := s.tracer.options.maxLogsPerSpan + if maxLogs == 0 || len(s.logs) < maxLogs { + s.logs = append(s.logs, lr) + return + } + + // We have too many logs. We don't touch the first numOld logs; we treat the + // rest as a circular buffer and overwrite the oldest log among those. + numOld := (maxLogs - 1) / 2 + numNew := maxLogs - numOld + s.logs[numOld+s.numDroppedLogs%numNew] = lr + s.numDroppedLogs++ +} + +// rotateLogBuffer rotates the records in the buffer: records 0 to pos-1 move at +// the end (i.e. pos circular left shifts). +func rotateLogBuffer(buf []opentracing.LogRecord, pos int) { + // This algorithm is described in: + // http://www.cplusplus.com/reference/algorithm/rotate + for first, middle, next := 0, pos, pos; first != middle; { + buf[first], buf[next] = buf[next], buf[first] + first++ + next++ + if next == len(buf) { + next = middle + } else if first == middle { + middle = next + } + } +} + +func fixLogs(logs []opentracing.LogRecord, numDroppedLogs int) { + // We dropped some log events, which means that we used part of Logs as a + // circular buffer (see appendLog). De-circularize it. + numOld := (len(logs) - 1) / 2 + numNew := len(logs) - numOld + rotateLogBuffer(logs[numOld:], numDroppedLogs%numNew) + + // Replace the log in the middle (the oldest "new" log) with information + // about the dropped logs. This means that we are effectively dropping one + // more "new" log. + numDropped := numDroppedLogs + 1 + logs[numOld] = opentracing.LogRecord{ + // Keep the timestamp of the last dropped event. + Timestamp: logs[numOld].Timestamp, + Fields: []log.Field{ + log.String("event", "dropped Span logs"), + log.Int("dropped_log_count", numDropped), + log.String("component", "jaeger-client"), + }, + } +} + +func (s *Span) fixLogsIfDropped() { + if s.numDroppedLogs == 0 { + return + } + fixLogs(s.logs, s.numDroppedLogs) + s.numDroppedLogs = 0 } // SetBaggageItem implements SetBaggageItem() of opentracing.SpanContext @@ -274,8 +339,9 @@ func (s *Span) FinishWithOptions(options opentracing.FinishOptions) { s.applySamplingDecision(decision, true) } if s.context.IsSampled() { + s.Lock() + s.fixLogsIfDropped() if len(options.LogRecords) > 0 || len(options.BulkLogData) > 0 { - s.Lock() // Note: bulk logs are not subject to maxLogsPerSpan limit if options.LogRecords != nil { s.logs = append(s.logs, options.LogRecords...) @@ -283,8 +349,8 @@ func (s *Span) FinishWithOptions(options opentracing.FinishOptions) { for _, ld := range options.BulkLogData { s.logs = append(s.logs, ld.ToLogRecord()) } - s.Unlock() } + s.Unlock() } // call reportSpan even for non-sampled traces, to return span to the pool // and update metrics counter @@ -344,6 +410,7 @@ func (s *Span) reset() { // Note: To reuse memory we can save the pointers on the heap s.tags = s.tags[:0] s.logs = s.logs[:0] + s.numDroppedLogs = 0 s.references = s.references[:0] } diff --git a/vendor/github.com/uber/jaeger-client-go/span_context.go b/vendor/github.com/uber/jaeger-client-go/span_context.go index b7230abfe..1b44f3f8c 100644 --- a/vendor/github.com/uber/jaeger-client-go/span_context.go +++ b/vendor/github.com/uber/jaeger-client-go/span_context.go @@ -213,9 +213,9 @@ func (c SpanContext) SetFirehose() { func (c SpanContext) String() string { if c.traceID.High == 0 { - return fmt.Sprintf("%x:%x:%x:%x", c.traceID.Low, uint64(c.spanID), uint64(c.parentID), c.samplingState.stateFlags.Load()) + return fmt.Sprintf("%016x:%016x:%016x:%x", c.traceID.Low, uint64(c.spanID), uint64(c.parentID), c.samplingState.stateFlags.Load()) } - return fmt.Sprintf("%x%016x:%x:%x:%x", c.traceID.High, c.traceID.Low, uint64(c.spanID), uint64(c.parentID), c.samplingState.stateFlags.Load()) + return fmt.Sprintf("%016x%016x:%016x:%016x:%x", c.traceID.High, c.traceID.Low, uint64(c.spanID), uint64(c.parentID), c.samplingState.stateFlags.Load()) } // ContextFromString reconstructs the Context encoded in a string diff --git a/vendor/github.com/uber/jaeger-client-go/thrift-gen/jaeger/ttypes.go b/vendor/github.com/uber/jaeger-client-go/thrift-gen/jaeger/ttypes.go index d23ed2fc2..e69c6d603 100644 --- a/vendor/github.com/uber/jaeger-client-go/thrift-gen/jaeger/ttypes.go +++ b/vendor/github.com/uber/jaeger-client-go/thrift-gen/jaeger/ttypes.go @@ -1577,11 +1577,192 @@ func (p *Process) String() string { } // Attributes: +// - FullQueueDroppedSpans +// - TooLargeDroppedSpans +// - FailedToEmitSpans +type ClientStats struct { + FullQueueDroppedSpans int64 `thrift:"fullQueueDroppedSpans,1,required" json:"fullQueueDroppedSpans"` + TooLargeDroppedSpans int64 `thrift:"tooLargeDroppedSpans,2,required" json:"tooLargeDroppedSpans"` + FailedToEmitSpans int64 `thrift:"failedToEmitSpans,3,required" json:"failedToEmitSpans"` +} + +func NewClientStats() *ClientStats { + return &ClientStats{} +} + +func (p *ClientStats) GetFullQueueDroppedSpans() int64 { + return p.FullQueueDroppedSpans +} + +func (p *ClientStats) GetTooLargeDroppedSpans() int64 { + return p.TooLargeDroppedSpans +} + +func (p *ClientStats) GetFailedToEmitSpans() int64 { + return p.FailedToEmitSpans +} +func (p *ClientStats) Read(iprot thrift.TProtocol) error { + if _, err := iprot.ReadStructBegin(); err != nil { + return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err) + } + + var issetFullQueueDroppedSpans bool = false + var issetTooLargeDroppedSpans bool = false + var issetFailedToEmitSpans bool = false + + for { + _, fieldTypeId, fieldId, err := iprot.ReadFieldBegin() + if err != nil { + return thrift.PrependError(fmt.Sprintf("%T field %d read error: ", p, fieldId), err) + } + if fieldTypeId == thrift.STOP { + break + } + switch fieldId { + case 1: + if err := p.readField1(iprot); err != nil { + return err + } + issetFullQueueDroppedSpans = true + case 2: + if err := p.readField2(iprot); err != nil { + return err + } + issetTooLargeDroppedSpans = true + case 3: + if err := p.readField3(iprot); err != nil { + return err + } + issetFailedToEmitSpans = true + default: + if err := iprot.Skip(fieldTypeId); err != nil { + return err + } + } + if err := iprot.ReadFieldEnd(); err != nil { + return err + } + } + if err := iprot.ReadStructEnd(); err != nil { + return thrift.PrependError(fmt.Sprintf("%T read struct end error: ", p), err) + } + if !issetFullQueueDroppedSpans { + return thrift.NewTProtocolExceptionWithType(thrift.INVALID_DATA, fmt.Errorf("Required field FullQueueDroppedSpans is not set")) + } + if !issetTooLargeDroppedSpans { + return thrift.NewTProtocolExceptionWithType(thrift.INVALID_DATA, fmt.Errorf("Required field TooLargeDroppedSpans is not set")) + } + if !issetFailedToEmitSpans { + return thrift.NewTProtocolExceptionWithType(thrift.INVALID_DATA, fmt.Errorf("Required field FailedToEmitSpans is not set")) + } + return nil +} + +func (p *ClientStats) readField1(iprot thrift.TProtocol) error { + if v, err := iprot.ReadI64(); err != nil { + return thrift.PrependError("error reading field 1: ", err) + } else { + p.FullQueueDroppedSpans = v + } + return nil +} + +func (p *ClientStats) readField2(iprot thrift.TProtocol) error { + if v, err := iprot.ReadI64(); err != nil { + return thrift.PrependError("error reading field 2: ", err) + } else { + p.TooLargeDroppedSpans = v + } + return nil +} + +func (p *ClientStats) readField3(iprot thrift.TProtocol) error { + if v, err := iprot.ReadI64(); err != nil { + return thrift.PrependError("error reading field 3: ", err) + } else { + p.FailedToEmitSpans = v + } + return nil +} + +func (p *ClientStats) Write(oprot thrift.TProtocol) error { + if err := oprot.WriteStructBegin("ClientStats"); err != nil { + return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err) + } + if err := p.writeField1(oprot); err != nil { + return err + } + if err := p.writeField2(oprot); err != nil { + return err + } + if err := p.writeField3(oprot); err != nil { + return err + } + if err := oprot.WriteFieldStop(); err != nil { + return thrift.PrependError("write field stop error: ", err) + } + if err := oprot.WriteStructEnd(); err != nil { + return thrift.PrependError("write struct stop error: ", err) + } + return nil +} + +func (p *ClientStats) writeField1(oprot thrift.TProtocol) (err error) { + if err := oprot.WriteFieldBegin("fullQueueDroppedSpans", thrift.I64, 1); err != nil { + return thrift.PrependError(fmt.Sprintf("%T write field begin error 1:fullQueueDroppedSpans: ", p), err) + } + if err := oprot.WriteI64(int64(p.FullQueueDroppedSpans)); err != nil { + return thrift.PrependError(fmt.Sprintf("%T.fullQueueDroppedSpans (1) field write error: ", p), err) + } + if err := oprot.WriteFieldEnd(); err != nil { + return thrift.PrependError(fmt.Sprintf("%T write field end error 1:fullQueueDroppedSpans: ", p), err) + } + return err +} + +func (p *ClientStats) writeField2(oprot thrift.TProtocol) (err error) { + if err := oprot.WriteFieldBegin("tooLargeDroppedSpans", thrift.I64, 2); err != nil { + return thrift.PrependError(fmt.Sprintf("%T write field begin error 2:tooLargeDroppedSpans: ", p), err) + } + if err := oprot.WriteI64(int64(p.TooLargeDroppedSpans)); err != nil { + return thrift.PrependError(fmt.Sprintf("%T.tooLargeDroppedSpans (2) field write error: ", p), err) + } + if err := oprot.WriteFieldEnd(); err != nil { + return thrift.PrependError(fmt.Sprintf("%T write field end error 2:tooLargeDroppedSpans: ", p), err) + } + return err +} + +func (p *ClientStats) writeField3(oprot thrift.TProtocol) (err error) { + if err := oprot.WriteFieldBegin("failedToEmitSpans", thrift.I64, 3); err != nil { + return thrift.PrependError(fmt.Sprintf("%T write field begin error 3:failedToEmitSpans: ", p), err) + } + if err := oprot.WriteI64(int64(p.FailedToEmitSpans)); err != nil { + return thrift.PrependError(fmt.Sprintf("%T.failedToEmitSpans (3) field write error: ", p), err) + } + if err := oprot.WriteFieldEnd(); err != nil { + return thrift.PrependError(fmt.Sprintf("%T write field end error 3:failedToEmitSpans: ", p), err) + } + return err +} + +func (p *ClientStats) String() string { + if p == nil { + return "<nil>" + } + return fmt.Sprintf("ClientStats(%+v)", *p) +} + +// Attributes: // - Process // - Spans +// - SeqNo +// - Stats type Batch struct { - Process *Process `thrift:"process,1,required" json:"process"` - Spans []*Span `thrift:"spans,2,required" json:"spans"` + Process *Process `thrift:"process,1,required" json:"process"` + Spans []*Span `thrift:"spans,2,required" json:"spans"` + SeqNo *int64 `thrift:"seqNo,3" json:"seqNo,omitempty"` + Stats *ClientStats `thrift:"stats,4" json:"stats,omitempty"` } func NewBatch() *Batch { @@ -1600,10 +1781,36 @@ func (p *Batch) GetProcess() *Process { func (p *Batch) GetSpans() []*Span { return p.Spans } + +var Batch_SeqNo_DEFAULT int64 + +func (p *Batch) GetSeqNo() int64 { + if !p.IsSetSeqNo() { + return Batch_SeqNo_DEFAULT + } + return *p.SeqNo +} + +var Batch_Stats_DEFAULT *ClientStats + +func (p *Batch) GetStats() *ClientStats { + if !p.IsSetStats() { + return Batch_Stats_DEFAULT + } + return p.Stats +} func (p *Batch) IsSetProcess() bool { return p.Process != nil } +func (p *Batch) IsSetSeqNo() bool { + return p.SeqNo != nil +} + +func (p *Batch) IsSetStats() bool { + return p.Stats != nil +} + func (p *Batch) Read(iprot thrift.TProtocol) error { if _, err := iprot.ReadStructBegin(); err != nil { return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err) @@ -1631,6 +1838,14 @@ func (p *Batch) Read(iprot thrift.TProtocol) error { return err } issetSpans = true + case 3: + if err := p.readField3(iprot); err != nil { + return err + } + case 4: + if err := p.readField4(iprot); err != nil { + return err + } default: if err := iprot.Skip(fieldTypeId); err != nil { return err @@ -1680,6 +1895,23 @@ func (p *Batch) readField2(iprot thrift.TProtocol) error { return nil } +func (p *Batch) readField3(iprot thrift.TProtocol) error { + if v, err := iprot.ReadI64(); err != nil { + return thrift.PrependError("error reading field 3: ", err) + } else { + p.SeqNo = &v + } + return nil +} + +func (p *Batch) readField4(iprot thrift.TProtocol) error { + p.Stats = &ClientStats{} + if err := p.Stats.Read(iprot); err != nil { + return thrift.PrependError(fmt.Sprintf("%T error reading struct: ", p.Stats), err) + } + return nil +} + func (p *Batch) Write(oprot thrift.TProtocol) error { if err := oprot.WriteStructBegin("Batch"); err != nil { return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err) @@ -1690,6 +1922,12 @@ func (p *Batch) Write(oprot thrift.TProtocol) error { if err := p.writeField2(oprot); err != nil { return err } + if err := p.writeField3(oprot); err != nil { + return err + } + if err := p.writeField4(oprot); err != nil { + return err + } if err := oprot.WriteFieldStop(); err != nil { return thrift.PrependError("write field stop error: ", err) } @@ -1733,6 +1971,36 @@ func (p *Batch) writeField2(oprot thrift.TProtocol) (err error) { return err } +func (p *Batch) writeField3(oprot thrift.TProtocol) (err error) { + if p.IsSetSeqNo() { + if err := oprot.WriteFieldBegin("seqNo", thrift.I64, 3); err != nil { + return thrift.PrependError(fmt.Sprintf("%T write field begin error 3:seqNo: ", p), err) + } + if err := oprot.WriteI64(int64(*p.SeqNo)); err != nil { + return thrift.PrependError(fmt.Sprintf("%T.seqNo (3) field write error: ", p), err) + } + if err := oprot.WriteFieldEnd(); err != nil { + return thrift.PrependError(fmt.Sprintf("%T write field end error 3:seqNo: ", p), err) + } + } + return err +} + +func (p *Batch) writeField4(oprot thrift.TProtocol) (err error) { + if p.IsSetStats() { + if err := oprot.WriteFieldBegin("stats", thrift.STRUCT, 4); err != nil { + return thrift.PrependError(fmt.Sprintf("%T write field begin error 4:stats: ", p), err) + } + if err := p.Stats.Write(oprot); err != nil { + return thrift.PrependError(fmt.Sprintf("%T error writing struct: ", p.Stats), err) + } + if err := oprot.WriteFieldEnd(); err != nil { + return thrift.PrependError(fmt.Sprintf("%T write field end error 4:stats: ", p), err) + } + } + return err +} + func (p *Batch) String() string { if p == nil { return "<nil>" diff --git a/vendor/github.com/uber/jaeger-client-go/thrift-gen/zipkincore/ttypes.go b/vendor/github.com/uber/jaeger-client-go/thrift-gen/zipkincore/ttypes.go index 2d49e1d5f..15583e56b 100644 --- a/vendor/github.com/uber/jaeger-client-go/thrift-gen/zipkincore/ttypes.go +++ b/vendor/github.com/uber/jaeger-client-go/thrift-gen/zipkincore/ttypes.go @@ -729,7 +729,7 @@ func (p *BinaryAnnotation) String() string { // precise value possible. For example, gettimeofday or syncing nanoTime // against a tick of currentTimeMillis. // -// For compatibilty with instrumentation that precede this field, collectors +// For compatibility with instrumentation that precede this field, collectors // or span stores can derive this via Annotation.timestamp. // For example, SERVER_RECV.timestamp or CLIENT_SEND.timestamp. // @@ -741,7 +741,7 @@ func (p *BinaryAnnotation) String() string { // precise measurement decoupled from problems of clocks, such as skew or NTP // updates causing time to move backwards. // -// For compatibilty with instrumentation that precede this field, collectors +// For compatibility with instrumentation that precede this field, collectors // or span stores can derive this by subtracting Annotation.timestamp. // For example, SERVER_SEND.timestamp - SERVER_RECV.timestamp. // diff --git a/vendor/github.com/uber/jaeger-client-go/tracer.go b/vendor/github.com/uber/jaeger-client-go/tracer.go index f03372dc7..da43ec6db 100644 --- a/vendor/github.com/uber/jaeger-client-go/tracer.go +++ b/vendor/github.com/uber/jaeger-client-go/tracer.go @@ -52,6 +52,7 @@ type Tracer struct { highTraceIDGenerator func() uint64 // custom high trace ID generator maxTagValueLength int noDebugFlagOnForcedSampling bool + maxLogsPerSpan int // more options to come } // allocator of Span objects diff --git a/vendor/github.com/uber/jaeger-client-go/tracer_options.go b/vendor/github.com/uber/jaeger-client-go/tracer_options.go index 469685bb4..f016484b9 100644 --- a/vendor/github.com/uber/jaeger-client-go/tracer_options.go +++ b/vendor/github.com/uber/jaeger-client-go/tracer_options.go @@ -144,6 +144,18 @@ func (tracerOptions) MaxTagValueLength(maxTagValueLength int) TracerOption { } } +// MaxLogsPerSpan limits the number of Logs in a span (if set to a nonzero +// value). If a span has more logs than this value, logs are dropped as +// necessary (and replaced with a log describing how many were dropped). +// +// About half of the MaxLogsPerSpan logs kept are the oldest logs, and about +// half are the newest logs. +func (tracerOptions) MaxLogsPerSpan(maxLogsPerSpan int) TracerOption { + return func(tracer *Tracer) { + tracer.options.maxLogsPerSpan = maxLogsPerSpan + } +} + func (tracerOptions) ZipkinSharedRPCSpan(zipkinSharedRPCSpan bool) TracerOption { return func(tracer *Tracer) { tracer.options.zipkinSharedRPCSpan = zipkinSharedRPCSpan diff --git a/vendor/github.com/uber/jaeger-client-go/transport/http.go b/vendor/github.com/uber/jaeger-client-go/transport/http.go index bc1b3e6b0..bb7eb00c9 100644 --- a/vendor/github.com/uber/jaeger-client-go/transport/http.go +++ b/vendor/github.com/uber/jaeger-client-go/transport/http.go @@ -39,6 +39,7 @@ type HTTPTransport struct { spans []*j.Span process *j.Process httpCredentials *HTTPBasicAuthCredentials + headers map[string]string } // HTTPBasicAuthCredentials stores credentials for HTTP basic auth. @@ -76,6 +77,13 @@ func HTTPRoundTripper(transport http.RoundTripper) HTTPOption { } } +// HTTPHeaders defines the HTTP headers that will be attached to the jaeger client's HTTP request +func HTTPHeaders(headers map[string]string) HTTPOption { + return func(c *HTTPTransport) { + c.headers = headers + } +} + // NewHTTPTransport returns a new HTTP-backend transport. url should be an http // url of the collector to handle POST request, typically something like: // http://hostname:14268/api/traces?format=jaeger.thrift @@ -136,6 +144,9 @@ func (c *HTTPTransport) send(spans []*j.Span) error { return err } req.Header.Set("Content-Type", "application/x-thrift") + for k, v := range c.headers { + req.Header.Set(k, v) + } if c.httpCredentials != nil { req.SetBasicAuth(c.httpCredentials.username, c.httpCredentials.password) diff --git a/vendor/github.com/uber/jaeger-client-go/transport_udp.go b/vendor/github.com/uber/jaeger-client-go/transport_udp.go index 7b9ccf937..7370d8007 100644 --- a/vendor/github.com/uber/jaeger-client-go/transport_udp.go +++ b/vendor/github.com/uber/jaeger-client-go/transport_udp.go @@ -18,8 +18,8 @@ import ( "errors" "fmt" + "github.com/uber/jaeger-client-go/internal/reporterstats" "github.com/uber/jaeger-client-go/thrift" - j "github.com/uber/jaeger-client-go/thrift-gen/jaeger" "github.com/uber/jaeger-client-go/utils" ) @@ -27,12 +27,14 @@ import ( // Empirically obtained constant for how many bytes in the message are used for envelope. // The total datagram size is: // sizeof(Span) * numSpans + processByteSize + emitBatchOverhead <= maxPacketSize -// There is a unit test `TestEmitBatchOverhead` that validates this number. +// // Note that due to the use of Compact Thrift protocol, overhead grows with the number of spans // in the batch, because the length of the list is encoded as varint32, as well as SeqId. -const emitBatchOverhead = 30 +// +// There is a unit test `TestEmitBatchOverhead` that validates this number, it fails at <68. +const emitBatchOverhead = 70 -var errSpanTooLarge = errors.New("Span is too large") +var errSpanTooLarge = errors.New("span is too large") type udpSender struct { client *utils.AgentClientUDP @@ -44,9 +46,19 @@ type udpSender struct { thriftProtocol thrift.TProtocol process *j.Process processByteSize int + + // reporterStats provides access to stats that are only known to Reporter + reporterStats reporterstats.ReporterStats + + // The following counters are always non-negative, but we need to send them in signed i64 Thrift fields, + // so we keep them as signed. At 10k QPS, overflow happens in about 300 million years. + batchSeqNo int64 + tooLargeDroppedSpans int64 + failedToEmitSpans int64 } -// NewUDPTransport creates a reporter that submits spans to jaeger-agent +// NewUDPTransport creates a reporter that submits spans to jaeger-agent. +// TODO: (breaking change) move to transport/ package. func NewUDPTransport(hostPort string, maxPacketSize int) (Transport, error) { if len(hostPort) == 0 { hostPort = fmt.Sprintf("%s:%d", DefaultUDPSpanServerHost, DefaultUDPSpanServerPort) @@ -66,17 +78,22 @@ func NewUDPTransport(hostPort string, maxPacketSize int) (Transport, error) { return nil, err } - sender := &udpSender{ + return &udpSender{ client: client, maxSpanBytes: maxPacketSize - emitBatchOverhead, thriftBuffer: thriftBuffer, - thriftProtocol: thriftProtocol} - return sender, nil + thriftProtocol: thriftProtocol, + }, nil +} + +// SetReporterStats implements reporterstats.Receiver. +func (s *udpSender) SetReporterStats(rs reporterstats.ReporterStats) { + s.reporterStats = rs } func (s *udpSender) calcSizeOfSerializedThrift(thriftStruct thrift.TStruct) int { s.thriftBuffer.Reset() - thriftStruct.Write(s.thriftProtocol) + _ = thriftStruct.Write(s.thriftProtocol) return s.thriftBuffer.Len() } @@ -89,6 +106,7 @@ func (s *udpSender) Append(span *Span) (int, error) { jSpan := BuildJaegerThrift(span) spanSize := s.calcSizeOfSerializedThrift(jSpan) if spanSize > s.maxSpanBytes { + s.tooLargeDroppedSpans++ return 1, errSpanTooLarge } @@ -112,9 +130,18 @@ func (s *udpSender) Flush() (int, error) { if n == 0 { return 0, nil } - err := s.client.EmitBatch(&j.Batch{Process: s.process, Spans: s.spanBuffer}) + s.batchSeqNo++ + batchSeqNo := int64(s.batchSeqNo) + err := s.client.EmitBatch(&j.Batch{ + Process: s.process, + Spans: s.spanBuffer, + SeqNo: &batchSeqNo, + Stats: s.makeStats(), + }) s.resetBuffers() - + if err != nil { + s.failedToEmitSpans += int64(n) + } return n, err } @@ -129,3 +156,15 @@ func (s *udpSender) resetBuffers() { s.spanBuffer = s.spanBuffer[:0] s.byteBufferSize = s.processByteSize } + +func (s *udpSender) makeStats() *j.ClientStats { + var dropped int64 + if s.reporterStats != nil { + dropped = s.reporterStats.SpansDroppedFromQueue() + } + return &j.ClientStats{ + FullQueueDroppedSpans: dropped, + TooLargeDroppedSpans: s.tooLargeDroppedSpans, + FailedToEmitSpans: s.failedToEmitSpans, + } +} diff --git a/vendor/github.com/uber/jaeger-client-go/utils/udp_client.go b/vendor/github.com/uber/jaeger-client-go/utils/udp_client.go index 6f042073d..fadd73e49 100644 --- a/vendor/github.com/uber/jaeger-client-go/utils/udp_client.go +++ b/vendor/github.com/uber/jaeger-client-go/utils/udp_client.go @@ -85,7 +85,7 @@ func (a *AgentClientUDP) EmitBatch(batch *jaeger.Batch) error { return err } if a.thriftBuffer.Len() > a.maxPacketSize { - return fmt.Errorf("Data does not fit within one UDP packet; size %d, max %d, spans %d", + return fmt.Errorf("data does not fit within one UDP packet; size %d, max %d, spans %d", a.thriftBuffer.Len(), a.maxPacketSize, len(batch.Spans)) } _, err := a.connUDP.Write(a.thriftBuffer.Bytes()) diff --git a/vendor/github.com/uber/jaeger-client-go/zipkin_thrift_span.go b/vendor/github.com/uber/jaeger-client-go/zipkin_thrift_span.go index eb31c4369..73aeb000f 100644 --- a/vendor/github.com/uber/jaeger-client-go/zipkin_thrift_span.go +++ b/vendor/github.com/uber/jaeger-client-go/zipkin_thrift_span.go @@ -40,6 +40,7 @@ var specialTagHandlers = map[string]func(*zipkinSpan, interface{}){ } // BuildZipkinThrift builds thrift span based on internal span. +// TODO: (breaking change) move to transport/zipkin and make private. func BuildZipkinThrift(s *Span) *z.Span { span := &zipkinSpan{Span: s} span.handleSpecialTags() diff --git a/vendor/github.com/vishvananda/netlink/.gitignore b/vendor/github.com/vishvananda/netlink/.gitignore new file mode 100644 index 000000000..9f11b755a --- /dev/null +++ b/vendor/github.com/vishvananda/netlink/.gitignore @@ -0,0 +1 @@ +.idea/ diff --git a/vendor/github.com/vishvananda/netlink/.travis.yml b/vendor/github.com/vishvananda/netlink/.travis.yml index f5c0b3eb5..7d14af4d6 100644 --- a/vendor/github.com/vishvananda/netlink/.travis.yml +++ b/vendor/github.com/vishvananda/netlink/.travis.yml @@ -1,4 +1,8 @@ language: go +go: + - "1.10.x" + - "1.11.x" + - "1.12.x" before_script: # make sure we keep path in tact when we sudo - sudo sed -i -e 's/^Defaults\tsecure_path.*$//' /etc/sudoers @@ -9,5 +13,7 @@ before_script: - sudo modprobe nf_conntrack_netlink - sudo modprobe nf_conntrack_ipv4 - sudo modprobe nf_conntrack_ipv6 + - sudo modprobe sch_hfsc install: - go get github.com/vishvananda/netns +go_import_path: github.com/vishvananda/netlink diff --git a/vendor/github.com/vishvananda/netlink/addr_linux.go b/vendor/github.com/vishvananda/netlink/addr_linux.go index d59c3281e..28746d5af 100644 --- a/vendor/github.com/vishvananda/netlink/addr_linux.go +++ b/vendor/github.com/vishvananda/netlink/addr_linux.go @@ -15,39 +15,62 @@ import ( const IFA_FLAGS = 0x8 // AddrAdd will add an IP address to a link device. +// // Equivalent to: `ip addr add $addr dev $link` +// +// If `addr` is an IPv4 address and the broadcast address is not given, it +// will be automatically computed based on the IP mask if /30 or larger. func AddrAdd(link Link, addr *Addr) error { return pkgHandle.AddrAdd(link, addr) } // AddrAdd will add an IP address to a link device. +// // Equivalent to: `ip addr add $addr dev $link` +// +// If `addr` is an IPv4 address and the broadcast address is not given, it +// will be automatically computed based on the IP mask if /30 or larger. func (h *Handle) AddrAdd(link Link, addr *Addr) error { req := h.newNetlinkRequest(unix.RTM_NEWADDR, unix.NLM_F_CREATE|unix.NLM_F_EXCL|unix.NLM_F_ACK) return h.addrHandle(link, addr, req) } // AddrReplace will replace (or, if not present, add) an IP address on a link device. +// // Equivalent to: `ip addr replace $addr dev $link` +// +// If `addr` is an IPv4 address and the broadcast address is not given, it +// will be automatically computed based on the IP mask if /30 or larger. func AddrReplace(link Link, addr *Addr) error { return pkgHandle.AddrReplace(link, addr) } // AddrReplace will replace (or, if not present, add) an IP address on a link device. +// // Equivalent to: `ip addr replace $addr dev $link` +// +// If `addr` is an IPv4 address and the broadcast address is not given, it +// will be automatically computed based on the IP mask if /30 or larger. func (h *Handle) AddrReplace(link Link, addr *Addr) error { req := h.newNetlinkRequest(unix.RTM_NEWADDR, unix.NLM_F_CREATE|unix.NLM_F_REPLACE|unix.NLM_F_ACK) return h.addrHandle(link, addr, req) } // AddrDel will delete an IP address from a link device. +// // Equivalent to: `ip addr del $addr dev $link` +// +// If `addr` is an IPv4 address and the broadcast address is not given, it +// will be automatically computed based on the IP mask if /30 or larger. func AddrDel(link Link, addr *Addr) error { return pkgHandle.AddrDel(link, addr) } // AddrDel will delete an IP address from a link device. // Equivalent to: `ip addr del $addr dev $link` +// +// If `addr` is an IPv4 address and the broadcast address is not given, it +// will be automatically computed based on the IP mask if /30 or larger. func (h *Handle) AddrDel(link Link, addr *Addr) error { req := h.newNetlinkRequest(unix.RTM_DELADDR, unix.NLM_F_ACK) return h.addrHandle(link, addr, req) @@ -65,7 +88,11 @@ func (h *Handle) addrHandle(link Link, addr *Addr, req *nl.NetlinkRequest) error msg := nl.NewIfAddrmsg(family) msg.Index = uint32(base.Index) msg.Scope = uint8(addr.Scope) - prefixlen, masklen := addr.Mask.Size() + mask := addr.Mask + if addr.Peer != nil { + mask = addr.Peer.Mask + } + prefixlen, masklen := mask.Size() msg.Prefixlen = uint8(prefixlen) req.AddData(msg) @@ -104,14 +131,20 @@ func (h *Handle) addrHandle(link Link, addr *Addr, req *nl.NetlinkRequest) error } if family == FAMILY_V4 { - if addr.Broadcast == nil { + // Automatically set the broadcast address if it is unset and the + // subnet is large enough to sensibly have one (/30 or larger). + // See: RFC 3021 + if addr.Broadcast == nil && prefixlen < 31 { calcBroadcast := make(net.IP, masklen/8) for i := range localAddrData { - calcBroadcast[i] = localAddrData[i] | ^addr.Mask[i] + calcBroadcast[i] = localAddrData[i] | ^mask[i] } addr.Broadcast = calcBroadcast } - req.AddData(nl.NewRtAttr(unix.IFA_BROADCAST, addr.Broadcast)) + + if addr.Broadcast != nil { + req.AddData(nl.NewRtAttr(unix.IFA_BROADCAST, addr.Broadcast)) + } if addr.Label != "" { labelData := nl.NewRtAttr(unix.IFA_LABEL, nl.ZeroTerminated(addr.Label)) @@ -206,13 +239,17 @@ func parseAddr(m []byte) (addr Addr, family, index int, err error) { IP: attr.Value, Mask: net.CIDRMask(int(msg.Prefixlen), 8*len(attr.Value)), } - addr.Peer = dst case unix.IFA_LOCAL: + // iproute2 manual: + // If a peer address is specified, the local address + // cannot have a prefix length. The network prefix is + // associated with the peer rather than with the local + // address. + n := 8 * len(attr.Value) local = &net.IPNet{ IP: attr.Value, - Mask: net.CIDRMask(int(msg.Prefixlen), 8*len(attr.Value)), + Mask: net.CIDRMask(n, n), } - addr.IPNet = local case unix.IFA_BROADCAST: addr.Broadcast = attr.Value case unix.IFA_LABEL: @@ -226,12 +263,24 @@ func parseAddr(m []byte) (addr Addr, family, index int, err error) { } } - // IFA_LOCAL should be there but if not, fall back to IFA_ADDRESS + // libnl addr.c comment: + // IPv6 sends the local address as IFA_ADDRESS with no + // IFA_LOCAL, IPv4 sends both IFA_LOCAL and IFA_ADDRESS + // with IFA_ADDRESS being the peer address if they differ + // + // But obviously, as there are IPv6 PtP addresses, too, + // IFA_LOCAL should also be handled for IPv6. if local != nil { - addr.IPNet = local + if family == FAMILY_V4 && local.IP.Equal(dst.IP) { + addr.IPNet = dst + } else { + addr.IPNet = local + addr.Peer = dst + } } else { addr.IPNet = dst } + addr.Scope = int(msg.Scope) return @@ -250,21 +299,22 @@ type AddrUpdate struct { // AddrSubscribe takes a chan down which notifications will be sent // when addresses change. Close the 'done' chan to stop subscription. func AddrSubscribe(ch chan<- AddrUpdate, done <-chan struct{}) error { - return addrSubscribeAt(netns.None(), netns.None(), ch, done, nil, false) + return addrSubscribeAt(netns.None(), netns.None(), ch, done, nil, false, 0) } // AddrSubscribeAt works like AddrSubscribe plus it allows the caller // to choose the network namespace in which to subscribe (ns). func AddrSubscribeAt(ns netns.NsHandle, ch chan<- AddrUpdate, done <-chan struct{}) error { - return addrSubscribeAt(ns, netns.None(), ch, done, nil, false) + return addrSubscribeAt(ns, netns.None(), ch, done, nil, false, 0) } // AddrSubscribeOptions contains a set of options to use with // AddrSubscribeWithOptions. type AddrSubscribeOptions struct { - Namespace *netns.NsHandle - ErrorCallback func(error) - ListExisting bool + Namespace *netns.NsHandle + ErrorCallback func(error) + ListExisting bool + ReceiveBufferSize int } // AddrSubscribeWithOptions work like AddrSubscribe but enable to @@ -275,10 +325,10 @@ func AddrSubscribeWithOptions(ch chan<- AddrUpdate, done <-chan struct{}, option none := netns.None() options.Namespace = &none } - return addrSubscribeAt(*options.Namespace, netns.None(), ch, done, options.ErrorCallback, options.ListExisting) + return addrSubscribeAt(*options.Namespace, netns.None(), ch, done, options.ErrorCallback, options.ListExisting, options.ReceiveBufferSize) } -func addrSubscribeAt(newNs, curNs netns.NsHandle, ch chan<- AddrUpdate, done <-chan struct{}, cberr func(error), listExisting bool) error { +func addrSubscribeAt(newNs, curNs netns.NsHandle, ch chan<- AddrUpdate, done <-chan struct{}, cberr func(error), listExisting bool, rcvbuf int) error { s, err := nl.SubscribeAt(newNs, curNs, unix.NETLINK_ROUTE, unix.RTNLGRP_IPV4_IFADDR, unix.RTNLGRP_IPV6_IFADDR) if err != nil { return err @@ -289,6 +339,12 @@ func addrSubscribeAt(newNs, curNs netns.NsHandle, ch chan<- AddrUpdate, done <-c s.Close() }() } + if rcvbuf != 0 { + err = pkgHandle.SetSocketReceiveBufferSize(rcvbuf, false) + if err != nil { + return err + } + } if listExisting { req := pkgHandle.newNetlinkRequest(unix.RTM_GETADDR, unix.NLM_F_DUMP) @@ -301,13 +357,19 @@ func addrSubscribeAt(newNs, curNs netns.NsHandle, ch chan<- AddrUpdate, done <-c go func() { defer close(ch) for { - msgs, err := s.Receive() + msgs, from, err := s.Receive() if err != nil { if cberr != nil { cberr(err) } return } + if from.Pid != nl.PidKernel { + if cberr != nil { + cberr(fmt.Errorf("Wrong sender portid %d, expected %d", from.Pid, nl.PidKernel)) + } + continue + } for _, m := range msgs { if m.Header.Type == unix.NLMSG_DONE { continue @@ -319,16 +381,17 @@ func addrSubscribeAt(newNs, curNs netns.NsHandle, ch chan<- AddrUpdate, done <-c continue } if cberr != nil { - cberr(syscall.Errno(-error)) + cberr(fmt.Errorf("error message: %v", + syscall.Errno(-error))) } - return + continue } msgType := m.Header.Type if msgType != unix.RTM_NEWADDR && msgType != unix.RTM_DELADDR { if cberr != nil { cberr(fmt.Errorf("bad message type: %d", msgType)) } - return + continue } addr, _, ifindex, err := parseAddr(m.Data) @@ -336,7 +399,7 @@ func addrSubscribeAt(newNs, curNs netns.NsHandle, ch chan<- AddrUpdate, done <-c if cberr != nil { cberr(fmt.Errorf("could not parse address: %v", err)) } - return + continue } ch <- AddrUpdate{LinkAddress: *addr.IPNet, diff --git a/vendor/github.com/vishvananda/netlink/bridge_linux.go b/vendor/github.com/vishvananda/netlink/bridge_linux.go index 350ab0db4..6e1224c47 100644 --- a/vendor/github.com/vishvananda/netlink/bridge_linux.go +++ b/vendor/github.com/vishvananda/netlink/bridge_linux.go @@ -96,7 +96,7 @@ func (h *Handle) bridgeVlanModify(cmd int, link Link, vid uint16, pvid, untagged flags |= nl.BRIDGE_FLAGS_MASTER } if flags > 0 { - nl.NewRtAttrChild(br, nl.IFLA_BRIDGE_FLAGS, nl.Uint16Attr(flags)) + br.AddRtAttr(nl.IFLA_BRIDGE_FLAGS, nl.Uint16Attr(flags)) } vlanInfo := &nl.BridgeVlanInfo{Vid: vid} if pvid { @@ -105,11 +105,8 @@ func (h *Handle) bridgeVlanModify(cmd int, link Link, vid uint16, pvid, untagged if untagged { vlanInfo.Flags |= nl.BRIDGE_VLAN_INFO_UNTAGGED } - nl.NewRtAttrChild(br, nl.IFLA_BRIDGE_VLAN_INFO, vlanInfo.Serialize()) + br.AddRtAttr(nl.IFLA_BRIDGE_VLAN_INFO, vlanInfo.Serialize()) req.AddData(br) _, err := req.Execute(unix.NETLINK_ROUTE, 0) - if err != nil { - return err - } - return nil + return err } diff --git a/vendor/github.com/vishvananda/netlink/class.go b/vendor/github.com/vishvananda/netlink/class.go index 8ee13af48..dcc22d9e9 100644 --- a/vendor/github.com/vishvananda/netlink/class.go +++ b/vendor/github.com/vishvananda/netlink/class.go @@ -4,25 +4,76 @@ import ( "fmt" ) +// Class interfaces for all classes type Class interface { Attrs() *ClassAttrs Type() string } +// Generic networking statistics for netlink users. +// This file contains "gnet_" prefixed structs and relevant functions. +// See Documentation/networking/getn_stats.txt in Linux source code for more details. + +// GnetStatsBasic Ref: struct gnet_stats_basic { ... } +type GnetStatsBasic struct { + Bytes uint64 // number of seen bytes + Packets uint32 // number of seen packets +} + +// GnetStatsRateEst Ref: struct gnet_stats_rate_est { ... } +type GnetStatsRateEst struct { + Bps uint32 // current byte rate + Pps uint32 // current packet rate +} + +// GnetStatsRateEst64 Ref: struct gnet_stats_rate_est64 { ... } +type GnetStatsRateEst64 struct { + Bps uint64 // current byte rate + Pps uint64 // current packet rate +} + +// GnetStatsQueue Ref: struct gnet_stats_queue { ... } +type GnetStatsQueue struct { + Qlen uint32 // queue length + Backlog uint32 // backlog size of queue + Drops uint32 // number of dropped packets + Requeues uint32 // number of requues + Overlimits uint32 // number of enqueues over the limit +} + +// ClassStatistics representation based on generic networking statistics for netlink. +// See Documentation/networking/gen_stats.txt in Linux source code for more details. +type ClassStatistics struct { + Basic *GnetStatsBasic + Queue *GnetStatsQueue + RateEst *GnetStatsRateEst +} + +// NewClassStatistics Construct a ClassStatistics struct which fields are all initialized by 0. +func NewClassStatistics() *ClassStatistics { + return &ClassStatistics{ + Basic: &GnetStatsBasic{}, + Queue: &GnetStatsQueue{}, + RateEst: &GnetStatsRateEst{}, + } +} + // ClassAttrs represents a netlink class. A filter is associated with a link, // has a handle and a parent. The root filter of a device should have a // parent == HANDLE_ROOT. type ClassAttrs struct { - LinkIndex int - Handle uint32 - Parent uint32 - Leaf uint32 + LinkIndex int + Handle uint32 + Parent uint32 + Leaf uint32 + Statistics *ClassStatistics } func (q ClassAttrs) String() string { return fmt.Sprintf("{LinkIndex: %d, Handle: %s, Parent: %s, Leaf: %d}", q.LinkIndex, HandleStr(q.Handle), HandleStr(q.Parent), q.Leaf) } +// HtbClassAttrs stores the attributes of HTB class type HtbClassAttrs struct { // TODO handle all attributes Rate uint64 @@ -54,10 +105,12 @@ func (q HtbClass) String() string { return fmt.Sprintf("{Rate: %d, Ceil: %d, Buffer: %d, Cbuffer: %d}", q.Rate, q.Ceil, q.Buffer, q.Cbuffer) } +// Attrs returns the class attributes func (q *HtbClass) Attrs() *ClassAttrs { return &q.ClassAttrs } +// Type return the class type func (q *HtbClass) Type() string { return "htb" } @@ -69,10 +122,90 @@ type GenericClass struct { ClassType string } +// Attrs return the class attributes func (class *GenericClass) Attrs() *ClassAttrs { return &class.ClassAttrs } +// Type return the class type func (class *GenericClass) Type() string { return class.ClassType } + +// ServiceCurve is the way the HFSC curve are represented +type ServiceCurve struct { + m1 uint32 + d uint32 + m2 uint32 +} + +// Attrs return the parameters of the service curve +func (c *ServiceCurve) Attrs() (uint32, uint32, uint32) { + return c.m1, c.d, c.m2 +} + +// HfscClass is a representation of the HFSC class +type HfscClass struct { + ClassAttrs + Rsc ServiceCurve + Fsc ServiceCurve + Usc ServiceCurve +} + +// SetUsc sets the Usc curve +func (hfsc *HfscClass) SetUsc(m1 uint32, d uint32, m2 uint32) { + hfsc.Usc = ServiceCurve{m1: m1 / 8, d: d, m2: m2 / 8} +} + +// SetFsc sets the Fsc curve +func (hfsc *HfscClass) SetFsc(m1 uint32, d uint32, m2 uint32) { + hfsc.Fsc = ServiceCurve{m1: m1 / 8, d: d, m2: m2 / 8} +} + +// SetRsc sets the Rsc curve +func (hfsc *HfscClass) SetRsc(m1 uint32, d uint32, m2 uint32) { + hfsc.Rsc = ServiceCurve{m1: m1 / 8, d: d, m2: m2 / 8} +} + +// SetSC implements the SC from the tc CLI +func (hfsc *HfscClass) SetSC(m1 uint32, d uint32, m2 uint32) { + hfsc.Rsc = ServiceCurve{m1: m1 / 8, d: d, m2: m2 / 8} + hfsc.Fsc = ServiceCurve{m1: m1 / 8, d: d, m2: m2 / 8} +} + +// SetUL implements the UL from the tc CLI +func (hfsc *HfscClass) SetUL(m1 uint32, d uint32, m2 uint32) { + hfsc.Usc = ServiceCurve{m1: m1 / 8, d: d, m2: m2 / 8} +} + +// SetLS implements the LS from the tc CLI +func (hfsc *HfscClass) SetLS(m1 uint32, d uint32, m2 uint32) { + hfsc.Fsc = ServiceCurve{m1: m1 / 8, d: d, m2: m2 / 8} +} + +// NewHfscClass returns a new HFSC struct with the set parameters +func NewHfscClass(attrs ClassAttrs) *HfscClass { + return &HfscClass{ + ClassAttrs: attrs, + Rsc: ServiceCurve{}, + Fsc: ServiceCurve{}, + Usc: ServiceCurve{}, + } +} + +func (hfsc *HfscClass) String() string { + return fmt.Sprintf( + "{%s -- {RSC: {m1=%d d=%d m2=%d}} {FSC: {m1=%d d=%d m2=%d}} {USC: {m1=%d d=%d m2=%d}}}", + hfsc.Attrs(), hfsc.Rsc.m1*8, hfsc.Rsc.d, hfsc.Rsc.m2*8, hfsc.Fsc.m1*8, hfsc.Fsc.d, hfsc.Fsc.m2*8, hfsc.Usc.m1*8, hfsc.Usc.d, hfsc.Usc.m2*8, + ) +} + +// Attrs return the Hfsc parameters +func (hfsc *HfscClass) Attrs() *ClassAttrs { + return &hfsc.ClassAttrs +} + +// Type return the type of the class +func (hfsc *HfscClass) Type() string { + return "hfsc" +} diff --git a/vendor/github.com/vishvananda/netlink/class_linux.go b/vendor/github.com/vishvananda/netlink/class_linux.go index a4997740e..31091e501 100644 --- a/vendor/github.com/vishvananda/netlink/class_linux.go +++ b/vendor/github.com/vishvananda/netlink/class_linux.go @@ -1,14 +1,34 @@ package netlink import ( + "bytes" + "encoding/binary" + "encoding/hex" "errors" + "fmt" "syscall" "github.com/vishvananda/netlink/nl" "golang.org/x/sys/unix" ) -// NOTE: function is in here because it uses other linux functions +// Internal tc_stats representation in Go struct. +// This is for internal uses only to deserialize the payload of rtattr. +// After the deserialization, this should be converted into the canonical stats +// struct, ClassStatistics, in case of statistics of a class. +// Ref: struct tc_stats { ... } +type tcStats struct { + Bytes uint64 // Number of enqueued bytes + Packets uint32 // Number of enqueued packets + Drops uint32 // Packets dropped because of lack of resources + Overlimits uint32 // Number of throttle events when this flow goes out of allocated bandwidth + Bps uint32 // Current flow byte rate + Pps uint32 // Current flow packet rate + Qlen uint32 + Backlog uint32 +} + +// NewHtbClass NOTE: function is in here because it uses other linux functions func NewHtbClass(attrs ClassAttrs, cattrs HtbClassAttrs) *HtbClass { mtu := 1600 rate := cattrs.Rate / 8 @@ -126,7 +146,9 @@ func classPayload(req *nl.NetlinkRequest, class Class) error { req.AddData(nl.NewRtAttr(nl.TCA_KIND, nl.ZeroTerminated(class.Type()))) options := nl.NewRtAttr(nl.TCA_OPTIONS, nil) - if htb, ok := class.(*HtbClass); ok { + switch class.Type() { + case "htb": + htb := class.(*HtbClass) opt := nl.TcHtbCopt{} opt.Buffer = htb.Buffer opt.Cbuffer = htb.Cbuffer @@ -151,9 +173,18 @@ func classPayload(req *nl.NetlinkRequest, class Class) error { return errors.New("HTB: failed to calculate ceil rate table") } opt.Ceil = tcceil - nl.NewRtAttrChild(options, nl.TCA_HTB_PARMS, opt.Serialize()) - nl.NewRtAttrChild(options, nl.TCA_HTB_RTAB, SerializeRtab(rtab)) - nl.NewRtAttrChild(options, nl.TCA_HTB_CTAB, SerializeRtab(ctab)) + options.AddRtAttr(nl.TCA_HTB_PARMS, opt.Serialize()) + options.AddRtAttr(nl.TCA_HTB_RTAB, SerializeRtab(rtab)) + options.AddRtAttr(nl.TCA_HTB_CTAB, SerializeRtab(ctab)) + case "hfsc": + hfsc := class.(*HfscClass) + opt := nl.HfscCopt{} + opt.Rsc.Set(hfsc.Rsc.Attrs()) + opt.Fsc.Set(hfsc.Fsc.Attrs()) + opt.Usc.Set(hfsc.Usc.Attrs()) + options.AddRtAttr(nl.TCA_HFSC_RSC, nl.SerializeHfscCurve(&opt.Rsc)) + options.AddRtAttr(nl.TCA_HFSC_FSC, nl.SerializeHfscCurve(&opt.Fsc)) + options.AddRtAttr(nl.TCA_HFSC_USC, nl.SerializeHfscCurve(&opt.Usc)) } req.AddData(options) return nil @@ -197,9 +228,10 @@ func (h *Handle) ClassList(link Link, parent uint32) ([]Class, error) { } base := ClassAttrs{ - LinkIndex: int(msg.Ifindex), - Handle: msg.Handle, - Parent: msg.Parent, + LinkIndex: int(msg.Ifindex), + Handle: msg.Handle, + Parent: msg.Parent, + Statistics: nil, } var class Class @@ -211,6 +243,8 @@ func (h *Handle) ClassList(link Link, parent uint32) ([]Class, error) { switch classType { case "htb": class = &HtbClass{} + case "hfsc": + class = &HfscClass{} default: class = &GenericClass{ClassType: classType} } @@ -225,6 +259,26 @@ func (h *Handle) ClassList(link Link, parent uint32) ([]Class, error) { if err != nil { return nil, err } + case "hfsc": + data, err := nl.ParseRouteAttr(attr.Value) + if err != nil { + return nil, err + } + _, err = parseHfscClassData(class, data) + if err != nil { + return nil, err + } + } + // For backward compatibility. + case nl.TCA_STATS: + base.Statistics, err = parseTcStats(attr.Value) + if err != nil { + return nil, err + } + case nl.TCA_STATS2: + base.Statistics, err = parseTcStats2(attr.Value) + if err != nil { + return nil, err } } } @@ -253,3 +307,78 @@ func parseHtbClassData(class Class, data []syscall.NetlinkRouteAttr) (bool, erro } return detailed, nil } + +func parseHfscClassData(class Class, data []syscall.NetlinkRouteAttr) (bool, error) { + hfsc := class.(*HfscClass) + detailed := false + for _, datum := range data { + m1, d, m2 := nl.DeserializeHfscCurve(datum.Value).Attrs() + switch datum.Attr.Type { + case nl.TCA_HFSC_RSC: + hfsc.Rsc = ServiceCurve{m1: m1, d: d, m2: m2} + case nl.TCA_HFSC_FSC: + hfsc.Fsc = ServiceCurve{m1: m1, d: d, m2: m2} + case nl.TCA_HFSC_USC: + hfsc.Usc = ServiceCurve{m1: m1, d: d, m2: m2} + } + } + return detailed, nil +} + +func parseTcStats(data []byte) (*ClassStatistics, error) { + buf := &bytes.Buffer{} + buf.Write(data) + native := nl.NativeEndian() + tcStats := &tcStats{} + if err := binary.Read(buf, native, tcStats); err != nil { + return nil, err + } + + stats := NewClassStatistics() + stats.Basic.Bytes = tcStats.Bytes + stats.Basic.Packets = tcStats.Packets + stats.Queue.Qlen = tcStats.Qlen + stats.Queue.Backlog = tcStats.Backlog + stats.Queue.Drops = tcStats.Drops + stats.Queue.Overlimits = tcStats.Overlimits + stats.RateEst.Bps = tcStats.Bps + stats.RateEst.Pps = tcStats.Pps + + return stats, nil +} + +func parseGnetStats(data []byte, gnetStats interface{}) error { + buf := &bytes.Buffer{} + buf.Write(data) + native := nl.NativeEndian() + return binary.Read(buf, native, gnetStats) +} + +func parseTcStats2(data []byte) (*ClassStatistics, error) { + rtAttrs, err := nl.ParseRouteAttr(data) + if err != nil { + return nil, err + } + stats := NewClassStatistics() + for _, datum := range rtAttrs { + switch datum.Attr.Type { + case nl.TCA_STATS_BASIC: + if err := parseGnetStats(datum.Value, stats.Basic); err != nil { + return nil, fmt.Errorf("Failed to parse ClassStatistics.Basic with: %v\n%s", + err, hex.Dump(datum.Value)) + } + case nl.TCA_STATS_QUEUE: + if err := parseGnetStats(datum.Value, stats.Queue); err != nil { + return nil, fmt.Errorf("Failed to parse ClassStatistics.Queue with: %v\n%s", + err, hex.Dump(datum.Value)) + } + case nl.TCA_STATS_RATE_EST: + if err := parseGnetStats(datum.Value, stats.RateEst); err != nil { + return nil, fmt.Errorf("Failed to parse ClassStatistics.RateEst with: %v\n%s", + err, hex.Dump(datum.Value)) + } + } + } + + return stats, nil +} diff --git a/vendor/github.com/vishvananda/netlink/conntrack_linux.go b/vendor/github.com/vishvananda/netlink/conntrack_linux.go index a0fc74a37..4bff0dcba 100644 --- a/vendor/github.com/vishvananda/netlink/conntrack_linux.go +++ b/vendor/github.com/vishvananda/netlink/conntrack_linux.go @@ -22,11 +22,7 @@ const ( // https://github.com/torvalds/linux/blob/master/include/uapi/linux/netfilter/nfnetlink.h -> #define NFNL_SUBSYS_CTNETLINK_EXP 2 ConntrackExpectTable = 2 ) -const ( - // For Parsing Mark - TCP_PROTO = 6 - UDP_PROTO = 17 -) + const ( // backward compatibility with golang 1.6 which does not have io.SeekCurrent seekCurrent = 1 @@ -135,11 +131,13 @@ func (h *Handle) dumpConntrackTable(table ConntrackTableType, family InetFamily) // http://git.netfilter.org/libnetfilter_conntrack/tree/include/internal/object.h // For the time being, the structure below allows to parse and extract the base information of a flow type ipTuple struct { - SrcIP net.IP + Bytes uint64 DstIP net.IP + DstPort uint16 + Packets uint64 Protocol uint8 + SrcIP net.IP SrcPort uint16 - DstPort uint16 } type ConntrackFlow struct { @@ -151,11 +149,12 @@ type ConntrackFlow struct { func (s *ConntrackFlow) String() string { // conntrack cmd output: - // udp 17 src=127.0.0.1 dst=127.0.0.1 sport=4001 dport=1234 [UNREPLIED] src=127.0.0.1 dst=127.0.0.1 sport=1234 dport=4001 mark=0 - return fmt.Sprintf("%s\t%d src=%s dst=%s sport=%d dport=%d\tsrc=%s dst=%s sport=%d dport=%d mark=%d", + // udp 17 src=127.0.0.1 dst=127.0.0.1 sport=4001 dport=1234 packets=5 bytes=532 [UNREPLIED] src=127.0.0.1 dst=127.0.0.1 sport=1234 dport=4001 packets=10 bytes=1078 mark=0 + return fmt.Sprintf("%s\t%d src=%s dst=%s sport=%d dport=%d packets=%d bytes=%d\tsrc=%s dst=%s sport=%d dport=%d packets=%d bytes=%d mark=%d", nl.L4ProtoMap[s.Forward.Protocol], s.Forward.Protocol, - s.Forward.SrcIP.String(), s.Forward.DstIP.String(), s.Forward.SrcPort, s.Forward.DstPort, - s.Reverse.SrcIP.String(), s.Reverse.DstIP.String(), s.Reverse.SrcPort, s.Reverse.DstPort, s.Mark) + s.Forward.SrcIP.String(), s.Forward.DstIP.String(), s.Forward.SrcPort, s.Forward.DstPort, s.Forward.Packets, s.Forward.Bytes, + s.Reverse.SrcIP.String(), s.Reverse.DstIP.String(), s.Reverse.SrcPort, s.Reverse.DstPort, s.Reverse.Packets, s.Reverse.Bytes, + s.Mark) } // This method parse the ip tuple structure @@ -220,9 +219,35 @@ func parseBERaw16(r *bytes.Reader, v *uint16) { binary.Read(r, binary.BigEndian, v) } +func parseBERaw32(r *bytes.Reader, v *uint32) { + binary.Read(r, binary.BigEndian, v) +} + +func parseBERaw64(r *bytes.Reader, v *uint64) { + binary.Read(r, binary.BigEndian, v) +} + +func parseByteAndPacketCounters(r *bytes.Reader) (bytes, packets uint64) { + for i := 0; i < 2; i++ { + switch _, t, _ := parseNfAttrTL(r); t { + case nl.CTA_COUNTERS_BYTES: + parseBERaw64(r, &bytes) + case nl.CTA_COUNTERS_PACKETS: + parseBERaw64(r, &packets) + default: + return + } + } + return +} + +func parseConnectionMark(r *bytes.Reader) (mark uint32) { + parseBERaw32(r, &mark) + return +} + func parseRawData(data []byte) *ConntrackFlow { s := &ConntrackFlow{} - var proto uint8 // First there is the Nfgenmsg header // consume only the family field reader := bytes.NewReader(data) @@ -238,36 +263,31 @@ func parseRawData(data []byte) *ConntrackFlow { // <len, NLA_F_NESTED|CTA_TUPLE_IP> 4 bytes // flow information of the reverse flow for reader.Len() > 0 { - nested, t, l := parseNfAttrTL(reader) - if nested && t == nl.CTA_TUPLE_ORIG { - if nested, t, _ = parseNfAttrTL(reader); nested && t == nl.CTA_TUPLE_IP { - proto = parseIpTuple(reader, &s.Forward) + if nested, t, l := parseNfAttrTL(reader); nested { + switch t { + case nl.CTA_TUPLE_ORIG: + if nested, t, _ = parseNfAttrTL(reader); nested && t == nl.CTA_TUPLE_IP { + parseIpTuple(reader, &s.Forward) + } + case nl.CTA_TUPLE_REPLY: + if nested, t, _ = parseNfAttrTL(reader); nested && t == nl.CTA_TUPLE_IP { + parseIpTuple(reader, &s.Reverse) + } else { + // Header not recognized skip it + reader.Seek(int64(l), seekCurrent) + } + case nl.CTA_COUNTERS_ORIG: + s.Forward.Bytes, s.Forward.Packets = parseByteAndPacketCounters(reader) + case nl.CTA_COUNTERS_REPLY: + s.Reverse.Bytes, s.Reverse.Packets = parseByteAndPacketCounters(reader) } - } else if nested && t == nl.CTA_TUPLE_REPLY { - if nested, t, _ = parseNfAttrTL(reader); nested && t == nl.CTA_TUPLE_IP { - parseIpTuple(reader, &s.Reverse) - - // Got all the useful information stop parsing - break - } else { - // Header not recognized skip it - reader.Seek(int64(l), seekCurrent) + } else { + switch t { + case nl.CTA_MARK: + s.Mark = parseConnectionMark(reader) } } } - if proto == TCP_PROTO { - reader.Seek(64, seekCurrent) - _, t, _, v := parseNfAttrTLV(reader) - if t == nl.CTA_MARK { - s.Mark = uint32(v[3]) - } - } else if proto == UDP_PROTO { - reader.Seek(16, seekCurrent) - _, t, _, v := parseNfAttrTLV(reader) - if t == nl.CTA_MARK { - s.Mark = uint32(v[3]) - } - } return s } @@ -285,7 +305,7 @@ func parseRawData(data []byte) *ConntrackFlow { // Common parameters and options: // -s, --src, --orig-src ip Source address from original direction // -d, --dst, --orig-dst ip Destination address from original direction -// -r, --reply-src ip Source addres from reply direction +// -r, --reply-src ip Source address from reply direction // -q, --reply-dst ip Destination address from reply direction // -p, --protonum proto Layer 4 Protocol, eg. 'tcp' // -f, --family proto Layer 3 Protocol, eg. 'ipv6' @@ -302,11 +322,14 @@ func parseRawData(data []byte) *ConntrackFlow { type ConntrackFilterType uint8 const ( - ConntrackOrigSrcIP = iota // -orig-src ip Source address from original direction - ConntrackOrigDstIP // -orig-dst ip Destination address from original direction - ConntrackNatSrcIP // -src-nat ip Source NAT ip - ConntrackNatDstIP // -dst-nat ip Destination NAT ip - ConntrackNatAnyIP // -any-nat ip Source or destination NAT ip + ConntrackOrigSrcIP = iota // -orig-src ip Source address from original direction + ConntrackOrigDstIP // -orig-dst ip Destination address from original direction + ConntrackReplySrcIP // --reply-src ip Reply Source IP + ConntrackReplyDstIP // --reply-dst ip Reply Destination IP + ConntrackReplyAnyIP // Match source or destination reply IP + ConntrackNatSrcIP = ConntrackReplySrcIP // deprecated use instead ConntrackReplySrcIP + ConntrackNatDstIP = ConntrackReplyDstIP // deprecated use instead ConntrackReplyDstIP + ConntrackNatAnyIP = ConntrackReplyAnyIP // deprecated use instaed ConntrackReplyAnyIP ) type CustomConntrackFilter interface { @@ -351,17 +374,17 @@ func (f *ConntrackFilter) MatchConntrackFlow(flow *ConntrackFlow) bool { } // -src-nat ip Source NAT ip - if elem, found := f.ipFilter[ConntrackNatSrcIP]; match && found { + if elem, found := f.ipFilter[ConntrackReplySrcIP]; match && found { match = match && elem.Equal(flow.Reverse.SrcIP) } // -dst-nat ip Destination NAT ip - if elem, found := f.ipFilter[ConntrackNatDstIP]; match && found { + if elem, found := f.ipFilter[ConntrackReplyDstIP]; match && found { match = match && elem.Equal(flow.Reverse.DstIP) } - // -any-nat ip Source or destination NAT ip - if elem, found := f.ipFilter[ConntrackNatAnyIP]; match && found { + // Match source or destination reply IP + if elem, found := f.ipFilter[ConntrackReplyAnyIP]; match && found { match = match && (elem.Equal(flow.Reverse.SrcIP) || elem.Equal(flow.Reverse.DstIP)) } diff --git a/vendor/github.com/vishvananda/netlink/devlink_linux.go b/vendor/github.com/vishvananda/netlink/devlink_linux.go new file mode 100644 index 000000000..29b3f8ec1 --- /dev/null +++ b/vendor/github.com/vishvananda/netlink/devlink_linux.go @@ -0,0 +1,272 @@ +package netlink + +import ( + "syscall" + + "fmt" + "github.com/vishvananda/netlink/nl" + "golang.org/x/sys/unix" +) + +// DevlinkDevEswitchAttr represents device's eswitch attributes +type DevlinkDevEswitchAttr struct { + Mode string + InlineMode string + EncapMode string +} + +// DevlinkDevAttrs represents device attributes +type DevlinkDevAttrs struct { + Eswitch DevlinkDevEswitchAttr +} + +// DevlinkDevice represents device and its attributes +type DevlinkDevice struct { + BusName string + DeviceName string + Attrs DevlinkDevAttrs +} + +func parseDevLinkDeviceList(msgs [][]byte) ([]*DevlinkDevice, error) { + devices := make([]*DevlinkDevice, 0, len(msgs)) + for _, m := range msgs { + attrs, err := nl.ParseRouteAttr(m[nl.SizeofGenlmsg:]) + if err != nil { + return nil, err + } + dev := &DevlinkDevice{} + if err = dev.parseAttributes(attrs); err != nil { + return nil, err + } + devices = append(devices, dev) + } + return devices, nil +} + +func eswitchStringToMode(modeName string) (uint16, error) { + if modeName == "legacy" { + return nl.DEVLINK_ESWITCH_MODE_LEGACY, nil + } else if modeName == "switchdev" { + return nl.DEVLINK_ESWITCH_MODE_SWITCHDEV, nil + } else { + return 0xffff, fmt.Errorf("invalid switchdev mode") + } +} + +func parseEswitchMode(mode uint16) string { + var eswitchMode = map[uint16]string{ + nl.DEVLINK_ESWITCH_MODE_LEGACY: "legacy", + nl.DEVLINK_ESWITCH_MODE_SWITCHDEV: "switchdev", + } + if eswitchMode[mode] == "" { + return "unknown" + } else { + return eswitchMode[mode] + } +} + +func parseEswitchInlineMode(inlinemode uint8) string { + var eswitchInlineMode = map[uint8]string{ + nl.DEVLINK_ESWITCH_INLINE_MODE_NONE: "none", + nl.DEVLINK_ESWITCH_INLINE_MODE_LINK: "link", + nl.DEVLINK_ESWITCH_INLINE_MODE_NETWORK: "network", + nl.DEVLINK_ESWITCH_INLINE_MODE_TRANSPORT: "transport", + } + if eswitchInlineMode[inlinemode] == "" { + return "unknown" + } else { + return eswitchInlineMode[inlinemode] + } +} + +func parseEswitchEncapMode(encapmode uint8) string { + var eswitchEncapMode = map[uint8]string{ + nl.DEVLINK_ESWITCH_ENCAP_MODE_NONE: "disable", + nl.DEVLINK_ESWITCH_ENCAP_MODE_BASIC: "enable", + } + if eswitchEncapMode[encapmode] == "" { + return "unknown" + } else { + return eswitchEncapMode[encapmode] + } +} + +func (d *DevlinkDevice) parseAttributes(attrs []syscall.NetlinkRouteAttr) error { + for _, a := range attrs { + switch a.Attr.Type { + case nl.DEVLINK_ATTR_BUS_NAME: + d.BusName = string(a.Value) + case nl.DEVLINK_ATTR_DEV_NAME: + d.DeviceName = string(a.Value) + case nl.DEVLINK_ATTR_ESWITCH_MODE: + d.Attrs.Eswitch.Mode = parseEswitchMode(native.Uint16(a.Value)) + case nl.DEVLINK_ATTR_ESWITCH_INLINE_MODE: + d.Attrs.Eswitch.InlineMode = parseEswitchInlineMode(uint8(a.Value[0])) + case nl.DEVLINK_ATTR_ESWITCH_ENCAP_MODE: + d.Attrs.Eswitch.EncapMode = parseEswitchEncapMode(uint8(a.Value[0])) + } + } + return nil +} + +func (dev *DevlinkDevice) parseEswitchAttrs(msgs [][]byte) { + m := msgs[0] + attrs, err := nl.ParseRouteAttr(m[nl.SizeofGenlmsg:]) + if err != nil { + return + } + dev.parseAttributes(attrs) +} + +func (h *Handle) getEswitchAttrs(family *GenlFamily, dev *DevlinkDevice) { + msg := &nl.Genlmsg{ + Command: nl.DEVLINK_CMD_ESWITCH_GET, + Version: nl.GENL_DEVLINK_VERSION, + } + req := h.newNetlinkRequest(int(family.ID), unix.NLM_F_REQUEST|unix.NLM_F_ACK) + req.AddData(msg) + + b := make([]byte, len(dev.BusName)) + copy(b, dev.BusName) + data := nl.NewRtAttr(nl.DEVLINK_ATTR_BUS_NAME, b) + req.AddData(data) + + b = make([]byte, len(dev.DeviceName)) + copy(b, dev.DeviceName) + data = nl.NewRtAttr(nl.DEVLINK_ATTR_DEV_NAME, b) + req.AddData(data) + + msgs, err := req.Execute(unix.NETLINK_GENERIC, 0) + if err != nil { + return + } + dev.parseEswitchAttrs(msgs) +} + +// DevLinkGetDeviceList provides a pointer to devlink devices and nil error, +// otherwise returns an error code. +func (h *Handle) DevLinkGetDeviceList() ([]*DevlinkDevice, error) { + f, err := h.GenlFamilyGet(nl.GENL_DEVLINK_NAME) + if err != nil { + return nil, err + } + msg := &nl.Genlmsg{ + Command: nl.DEVLINK_CMD_GET, + Version: nl.GENL_DEVLINK_VERSION, + } + req := h.newNetlinkRequest(int(f.ID), + unix.NLM_F_REQUEST|unix.NLM_F_ACK|unix.NLM_F_DUMP) + req.AddData(msg) + msgs, err := req.Execute(unix.NETLINK_GENERIC, 0) + if err != nil { + return nil, err + } + devices, err := parseDevLinkDeviceList(msgs) + if err != nil { + return nil, err + } + for _, d := range devices { + h.getEswitchAttrs(f, d) + } + return devices, nil +} + +// DevLinkGetDeviceList provides a pointer to devlink devices and nil error, +// otherwise returns an error code. +func DevLinkGetDeviceList() ([]*DevlinkDevice, error) { + return pkgHandle.DevLinkGetDeviceList() +} + +func parseDevlinkDevice(msgs [][]byte) (*DevlinkDevice, error) { + m := msgs[0] + attrs, err := nl.ParseRouteAttr(m[nl.SizeofGenlmsg:]) + if err != nil { + return nil, err + } + dev := &DevlinkDevice{} + if err = dev.parseAttributes(attrs); err != nil { + return nil, err + } + return dev, nil +} + +func (h *Handle) createCmdReq(cmd uint8, bus string, device string) (*GenlFamily, *nl.NetlinkRequest, error) { + f, err := h.GenlFamilyGet(nl.GENL_DEVLINK_NAME) + if err != nil { + return nil, nil, err + } + + msg := &nl.Genlmsg{ + Command: cmd, + Version: nl.GENL_DEVLINK_VERSION, + } + req := h.newNetlinkRequest(int(f.ID), + unix.NLM_F_REQUEST|unix.NLM_F_ACK) + req.AddData(msg) + + b := make([]byte, len(bus)+1) + copy(b, bus) + data := nl.NewRtAttr(nl.DEVLINK_ATTR_BUS_NAME, b) + req.AddData(data) + + b = make([]byte, len(device)+1) + copy(b, device) + data = nl.NewRtAttr(nl.DEVLINK_ATTR_DEV_NAME, b) + req.AddData(data) + + return f, req, nil +} + +// DevlinkGetDeviceByName provides a pointer to devlink device and nil error, +// otherwise returns an error code. +func (h *Handle) DevLinkGetDeviceByName(Bus string, Device string) (*DevlinkDevice, error) { + f, req, err := h.createCmdReq(nl.DEVLINK_CMD_GET, Bus, Device) + if err != nil { + return nil, err + } + + respmsg, err := req.Execute(unix.NETLINK_GENERIC, 0) + if err != nil { + return nil, err + } + dev, err := parseDevlinkDevice(respmsg) + if err == nil { + h.getEswitchAttrs(f, dev) + } + return dev, err +} + +// DevlinkGetDeviceByName provides a pointer to devlink device and nil error, +// otherwise returns an error code. +func DevLinkGetDeviceByName(Bus string, Device string) (*DevlinkDevice, error) { + return pkgHandle.DevLinkGetDeviceByName(Bus, Device) +} + +// DevLinkSetEswitchMode sets eswitch mode if able to set successfully or +// returns an error code. +// Equivalent to: `devlink dev eswitch set $dev mode switchdev` +// Equivalent to: `devlink dev eswitch set $dev mode legacy` +func (h *Handle) DevLinkSetEswitchMode(Dev *DevlinkDevice, NewMode string) error { + mode, err := eswitchStringToMode(NewMode) + if err != nil { + return err + } + + _, req, err := h.createCmdReq(nl.DEVLINK_CMD_ESWITCH_SET, Dev.BusName, Dev.DeviceName) + if err != nil { + return err + } + + req.AddData(nl.NewRtAttr(nl.DEVLINK_ATTR_ESWITCH_MODE, nl.Uint16Attr(mode))) + + _, err = req.Execute(unix.NETLINK_GENERIC, 0) + return err +} + +// DevLinkSetEswitchMode sets eswitch mode if able to set successfully or +// returns an error code. +// Equivalent to: `devlink dev eswitch set $dev mode switchdev` +// Equivalent to: `devlink dev eswitch set $dev mode legacy` +func DevLinkSetEswitchMode(Dev *DevlinkDevice, NewMode string) error { + return pkgHandle.DevLinkSetEswitchMode(Dev, NewMode) +} diff --git a/vendor/github.com/vishvananda/netlink/filter.go b/vendor/github.com/vishvananda/netlink/filter.go index c2cf8e4dc..88792eab0 100644 --- a/vendor/github.com/vishvananda/netlink/filter.go +++ b/vendor/github.com/vishvananda/netlink/filter.go @@ -2,6 +2,7 @@ package netlink import ( "fmt" + "net" ) type Filter interface { @@ -135,6 +136,27 @@ func (action *BpfAction) Attrs() *ActionAttrs { return &action.ActionAttrs } +type ConnmarkAction struct { + ActionAttrs + Zone uint16 +} + +func (action *ConnmarkAction) Type() string { + return "connmark" +} + +func (action *ConnmarkAction) Attrs() *ActionAttrs { + return &action.ActionAttrs +} + +func NewConnmarkAction() *ConnmarkAction { + return &ConnmarkAction{ + ActionAttrs: ActionAttrs{ + Action: TC_ACT_PIPE, + }, + } +} + type MirredAct uint8 func (a MirredAct) String() string { @@ -182,47 +204,59 @@ func NewMirredAction(redirIndex int) *MirredAction { } } -// Sel of the U32 filters that contains multiple TcU32Key. This is the copy -// and the frontend representation of nl.TcU32Sel. It is serialized into canonical -// nl.TcU32Sel with the appropriate endianness. -type TcU32Sel struct { - Flags uint8 - Offshift uint8 - Nkeys uint8 - Pad uint8 - Offmask uint16 - Off uint16 - Offoff int16 - Hoff int16 - Hmask uint32 - Keys []TcU32Key -} - -// TcU32Key contained of Sel in the U32 filters. This is the copy and the frontend -// representation of nl.TcU32Key. It is serialized into chanonical nl.TcU32Sel -// with the appropriate endianness. -type TcU32Key struct { - Mask uint32 - Val uint32 - Off int32 - OffMask int32 -} - -// U32 filters on many packet related properties -type U32 struct { - FilterAttrs - ClassId uint32 - RedirIndex int - Sel *TcU32Sel - Actions []Action +type TunnelKeyAct int8 + +const ( + TCA_TUNNEL_KEY_SET TunnelKeyAct = 1 // set tunnel key + TCA_TUNNEL_KEY_UNSET TunnelKeyAct = 2 // unset tunnel key +) + +type TunnelKeyAction struct { + ActionAttrs + Action TunnelKeyAct + SrcAddr net.IP + DstAddr net.IP + KeyID uint32 } -func (filter *U32) Attrs() *FilterAttrs { - return &filter.FilterAttrs +func (action *TunnelKeyAction) Type() string { + return "tunnel_key" } -func (filter *U32) Type() string { - return "u32" +func (action *TunnelKeyAction) Attrs() *ActionAttrs { + return &action.ActionAttrs +} + +func NewTunnelKeyAction() *TunnelKeyAction { + return &TunnelKeyAction{ + ActionAttrs: ActionAttrs{ + Action: TC_ACT_PIPE, + }, + } +} + +type SkbEditAction struct { + ActionAttrs + QueueMapping *uint16 + PType *uint16 + Priority *uint32 + Mark *uint32 +} + +func (action *SkbEditAction) Type() string { + return "skbedit" +} + +func (action *SkbEditAction) Attrs() *ActionAttrs { + return &action.ActionAttrs +} + +func NewSkbEditAction() *SkbEditAction { + return &SkbEditAction{ + ActionAttrs: ActionAttrs{ + Action: TC_ACT_PIPE, + }, + } } // MatchAll filters match all packets @@ -262,6 +296,8 @@ type BpfFilter struct { Fd int Name string DirectAction bool + Id int + Tag string } func (filter *BpfFilter) Type() string { diff --git a/vendor/github.com/vishvananda/netlink/filter_linux.go b/vendor/github.com/vishvananda/netlink/filter_linux.go index f0eac6b78..c56f314cd 100644 --- a/vendor/github.com/vishvananda/netlink/filter_linux.go +++ b/vendor/github.com/vishvananda/netlink/filter_linux.go @@ -3,10 +3,11 @@ package netlink import ( "bytes" "encoding/binary" + "encoding/hex" "errors" "fmt" + "net" "syscall" - "unsafe" "github.com/vishvananda/netlink/nl" "golang.org/x/sys/unix" @@ -20,6 +21,35 @@ const ( TC_U32_EAT = nl.TC_U32_EAT ) +// Sel of the U32 filters that contains multiple TcU32Key. This is the type +// alias and the frontend representation of nl.TcU32Sel. It is serialized into +// canonical nl.TcU32Sel with the appropriate endianness. +type TcU32Sel = nl.TcU32Sel + +// TcU32Key contained of Sel in the U32 filters. This is the type alias and the +// frontend representation of nl.TcU32Key. It is serialized into chanonical +// nl.TcU32Sel with the appropriate endianness. +type TcU32Key = nl.TcU32Key + +// U32 filters on many packet related properties +type U32 struct { + FilterAttrs + ClassId uint32 + Divisor uint32 // Divisor MUST be power of 2. + Hash uint32 + RedirIndex int + Sel *TcU32Sel + Actions []Action +} + +func (filter *U32) Attrs() *FilterAttrs { + return &filter.FilterAttrs +} + +func (filter *U32) Type() string { + return "u32" +} + // Fw filter filters on firewall marks // NOTE: this is in filter_linux because it refers to nl.TcPolice which // is defined in nl/tc_linux.go @@ -123,8 +153,24 @@ func FilterAdd(filter Filter) error { // FilterAdd will add a filter to the system. // Equivalent to: `tc filter add $filter` func (h *Handle) FilterAdd(filter Filter) error { + return h.filterModify(filter, unix.NLM_F_CREATE|unix.NLM_F_EXCL) +} + +// FilterReplace will replace a filter. +// Equivalent to: `tc filter replace $filter` +func FilterReplace(filter Filter) error { + return pkgHandle.FilterReplace(filter) +} + +// FilterReplace will replace a filter. +// Equivalent to: `tc filter replace $filter` +func (h *Handle) FilterReplace(filter Filter) error { + return h.filterModify(filter, unix.NLM_F_CREATE) +} + +func (h *Handle) filterModify(filter Filter, flags int) error { native = nl.NativeEndian() - req := h.newNetlinkRequest(unix.RTM_NEWTFILTER, unix.NLM_F_CREATE|unix.NLM_F_EXCL|unix.NLM_F_ACK) + req := h.newNetlinkRequest(unix.RTM_NEWTFILTER, flags|unix.NLM_F_ACK) base := filter.Attrs() msg := &nl.TcMsg{ Family: nl.FAMILY_ALL, @@ -140,8 +186,7 @@ func (h *Handle) FilterAdd(filter Filter) error { switch filter := filter.(type) { case *U32: - // Convert TcU32Sel into nl.TcU32Sel as it is without copy. - sel := (*nl.TcU32Sel)(unsafe.Pointer(filter.Sel)) + sel := filter.Sel if sel == nil { // match all sel = &nl.TcU32Sel{ @@ -168,11 +213,20 @@ func (h *Handle) FilterAdd(filter Filter) error { } } sel.Nkeys = uint8(len(sel.Keys)) - nl.NewRtAttrChild(options, nl.TCA_U32_SEL, sel.Serialize()) + options.AddRtAttr(nl.TCA_U32_SEL, sel.Serialize()) if filter.ClassId != 0 { - nl.NewRtAttrChild(options, nl.TCA_U32_CLASSID, nl.Uint32Attr(filter.ClassId)) + options.AddRtAttr(nl.TCA_U32_CLASSID, nl.Uint32Attr(filter.ClassId)) + } + if filter.Divisor != 0 { + if (filter.Divisor-1)&filter.Divisor != 0 { + return fmt.Errorf("illegal divisor %d. Must be a power of 2", filter.Divisor) + } + options.AddRtAttr(nl.TCA_U32_DIVISOR, nl.Uint32Attr(filter.Divisor)) } - actionsAttr := nl.NewRtAttrChild(options, nl.TCA_U32_ACT, nil) + if filter.Hash != 0 { + options.AddRtAttr(nl.TCA_U32_HASH, nl.Uint32Attr(filter.Hash)) + } + actionsAttr := options.AddRtAttr(nl.TCA_U32_ACT, nil) // backwards compatibility if filter.RedirIndex != 0 { filter.Actions = append([]Action{NewMirredAction(filter.RedirIndex)}, filter.Actions...) @@ -184,51 +238,51 @@ func (h *Handle) FilterAdd(filter Filter) error { if filter.Mask != 0 { b := make([]byte, 4) native.PutUint32(b, filter.Mask) - nl.NewRtAttrChild(options, nl.TCA_FW_MASK, b) + options.AddRtAttr(nl.TCA_FW_MASK, b) } if filter.InDev != "" { - nl.NewRtAttrChild(options, nl.TCA_FW_INDEV, nl.ZeroTerminated(filter.InDev)) + options.AddRtAttr(nl.TCA_FW_INDEV, nl.ZeroTerminated(filter.InDev)) } if (filter.Police != nl.TcPolice{}) { - police := nl.NewRtAttrChild(options, nl.TCA_FW_POLICE, nil) - nl.NewRtAttrChild(police, nl.TCA_POLICE_TBF, filter.Police.Serialize()) + police := options.AddRtAttr(nl.TCA_FW_POLICE, nil) + police.AddRtAttr(nl.TCA_POLICE_TBF, filter.Police.Serialize()) if (filter.Police.Rate != nl.TcRateSpec{}) { payload := SerializeRtab(filter.Rtab) - nl.NewRtAttrChild(police, nl.TCA_POLICE_RATE, payload) + police.AddRtAttr(nl.TCA_POLICE_RATE, payload) } if (filter.Police.PeakRate != nl.TcRateSpec{}) { payload := SerializeRtab(filter.Ptab) - nl.NewRtAttrChild(police, nl.TCA_POLICE_PEAKRATE, payload) + police.AddRtAttr(nl.TCA_POLICE_PEAKRATE, payload) } } if filter.ClassId != 0 { b := make([]byte, 4) native.PutUint32(b, filter.ClassId) - nl.NewRtAttrChild(options, nl.TCA_FW_CLASSID, b) + options.AddRtAttr(nl.TCA_FW_CLASSID, b) } case *BpfFilter: var bpfFlags uint32 if filter.ClassId != 0 { - nl.NewRtAttrChild(options, nl.TCA_BPF_CLASSID, nl.Uint32Attr(filter.ClassId)) + options.AddRtAttr(nl.TCA_BPF_CLASSID, nl.Uint32Attr(filter.ClassId)) } if filter.Fd >= 0 { - nl.NewRtAttrChild(options, nl.TCA_BPF_FD, nl.Uint32Attr((uint32(filter.Fd)))) + options.AddRtAttr(nl.TCA_BPF_FD, nl.Uint32Attr((uint32(filter.Fd)))) } if filter.Name != "" { - nl.NewRtAttrChild(options, nl.TCA_BPF_NAME, nl.ZeroTerminated(filter.Name)) + options.AddRtAttr(nl.TCA_BPF_NAME, nl.ZeroTerminated(filter.Name)) } if filter.DirectAction { bpfFlags |= nl.TCA_BPF_FLAG_ACT_DIRECT } - nl.NewRtAttrChild(options, nl.TCA_BPF_FLAGS, nl.Uint32Attr(bpfFlags)) + options.AddRtAttr(nl.TCA_BPF_FLAGS, nl.Uint32Attr(bpfFlags)) case *MatchAll: - actionsAttr := nl.NewRtAttrChild(options, nl.TCA_MATCHALL_ACT, nil) + actionsAttr := options.AddRtAttr(nl.TCA_MATCHALL_ACT, nil) if err := EncodeActions(actionsAttr, filter.Actions); err != nil { return err } if filter.ClassId != 0 { - nl.NewRtAttrChild(options, nl.TCA_MATCHALL_CLASSID, nl.Uint32Attr(filter.ClassId)) + options.AddRtAttr(nl.TCA_MATCHALL_CLASSID, nl.Uint32Attr(filter.ClassId)) } } @@ -366,34 +420,91 @@ func EncodeActions(attr *nl.RtAttr, actions []Action) error { default: return fmt.Errorf("unknown action type %s", action.Type()) case *MirredAction: - table := nl.NewRtAttrChild(attr, tabIndex, nil) + table := attr.AddRtAttr(tabIndex, nil) tabIndex++ - nl.NewRtAttrChild(table, nl.TCA_ACT_KIND, nl.ZeroTerminated("mirred")) - aopts := nl.NewRtAttrChild(table, nl.TCA_ACT_OPTIONS, nil) + table.AddRtAttr(nl.TCA_ACT_KIND, nl.ZeroTerminated("mirred")) + aopts := table.AddRtAttr(nl.TCA_ACT_OPTIONS, nil) mirred := nl.TcMirred{ Eaction: int32(action.MirredAction), Ifindex: uint32(action.Ifindex), } toTcGen(action.Attrs(), &mirred.TcGen) - nl.NewRtAttrChild(aopts, nl.TCA_MIRRED_PARMS, mirred.Serialize()) + aopts.AddRtAttr(nl.TCA_MIRRED_PARMS, mirred.Serialize()) + case *TunnelKeyAction: + table := attr.AddRtAttr(tabIndex, nil) + tabIndex++ + table.AddRtAttr(nl.TCA_ACT_KIND, nl.ZeroTerminated("tunnel_key")) + aopts := table.AddRtAttr(nl.TCA_ACT_OPTIONS, nil) + tun := nl.TcTunnelKey{ + Action: int32(action.Action), + } + toTcGen(action.Attrs(), &tun.TcGen) + aopts.AddRtAttr(nl.TCA_TUNNEL_KEY_PARMS, tun.Serialize()) + if action.Action == TCA_TUNNEL_KEY_SET { + aopts.AddRtAttr(nl.TCA_TUNNEL_KEY_ENC_KEY_ID, htonl(action.KeyID)) + if v4 := action.SrcAddr.To4(); v4 != nil { + aopts.AddRtAttr(nl.TCA_TUNNEL_KEY_ENC_IPV4_SRC, v4[:]) + } else if v6 := action.SrcAddr.To16(); v6 != nil { + aopts.AddRtAttr(nl.TCA_TUNNEL_KEY_ENC_IPV6_SRC, v6[:]) + } else { + return fmt.Errorf("invalid src addr %s for tunnel_key action", action.SrcAddr) + } + if v4 := action.DstAddr.To4(); v4 != nil { + aopts.AddRtAttr(nl.TCA_TUNNEL_KEY_ENC_IPV4_DST, v4[:]) + } else if v6 := action.DstAddr.To16(); v6 != nil { + aopts.AddRtAttr(nl.TCA_TUNNEL_KEY_ENC_IPV6_DST, v6[:]) + } else { + return fmt.Errorf("invalid dst addr %s for tunnel_key action", action.DstAddr) + } + } + case *SkbEditAction: + table := attr.AddRtAttr(tabIndex, nil) + tabIndex++ + table.AddRtAttr(nl.TCA_ACT_KIND, nl.ZeroTerminated("skbedit")) + aopts := table.AddRtAttr(nl.TCA_ACT_OPTIONS, nil) + skbedit := nl.TcSkbEdit{} + toTcGen(action.Attrs(), &skbedit.TcGen) + aopts.AddRtAttr(nl.TCA_SKBEDIT_PARMS, skbedit.Serialize()) + if action.QueueMapping != nil { + aopts.AddRtAttr(nl.TCA_SKBEDIT_QUEUE_MAPPING, nl.Uint16Attr(*action.QueueMapping)) + } + if action.Priority != nil { + aopts.AddRtAttr(nl.TCA_SKBEDIT_PRIORITY, nl.Uint32Attr(*action.Priority)) + } + if action.PType != nil { + aopts.AddRtAttr(nl.TCA_SKBEDIT_PTYPE, nl.Uint16Attr(*action.PType)) + } + if action.Mark != nil { + aopts.AddRtAttr(nl.TCA_SKBEDIT_MARK, nl.Uint32Attr(*action.Mark)) + } + case *ConnmarkAction: + table := attr.AddRtAttr(tabIndex, nil) + tabIndex++ + table.AddRtAttr(nl.TCA_ACT_KIND, nl.ZeroTerminated("connmark")) + aopts := table.AddRtAttr(nl.TCA_ACT_OPTIONS, nil) + connmark := nl.TcConnmark{ + Zone: action.Zone, + } + toTcGen(action.Attrs(), &connmark.TcGen) + aopts.AddRtAttr(nl.TCA_CONNMARK_PARMS, connmark.Serialize()) case *BpfAction: - table := nl.NewRtAttrChild(attr, tabIndex, nil) + table := attr.AddRtAttr(tabIndex, nil) tabIndex++ - nl.NewRtAttrChild(table, nl.TCA_ACT_KIND, nl.ZeroTerminated("bpf")) - aopts := nl.NewRtAttrChild(table, nl.TCA_ACT_OPTIONS, nil) + table.AddRtAttr(nl.TCA_ACT_KIND, nl.ZeroTerminated("bpf")) + aopts := table.AddRtAttr(nl.TCA_ACT_OPTIONS, nil) gen := nl.TcGen{} toTcGen(action.Attrs(), &gen) - nl.NewRtAttrChild(aopts, nl.TCA_ACT_BPF_PARMS, gen.Serialize()) - nl.NewRtAttrChild(aopts, nl.TCA_ACT_BPF_FD, nl.Uint32Attr(uint32(action.Fd))) - nl.NewRtAttrChild(aopts, nl.TCA_ACT_BPF_NAME, nl.ZeroTerminated(action.Name)) + aopts.AddRtAttr(nl.TCA_ACT_BPF_PARMS, gen.Serialize()) + aopts.AddRtAttr(nl.TCA_ACT_BPF_FD, nl.Uint32Attr(uint32(action.Fd))) + aopts.AddRtAttr(nl.TCA_ACT_BPF_NAME, nl.ZeroTerminated(action.Name)) case *GenericAction: - table := nl.NewRtAttrChild(attr, tabIndex, nil) + table := attr.AddRtAttr(tabIndex, nil) tabIndex++ - nl.NewRtAttrChild(table, nl.TCA_ACT_KIND, nl.ZeroTerminated("gact")) - aopts := nl.NewRtAttrChild(table, nl.TCA_ACT_OPTIONS, nil) + table.AddRtAttr(nl.TCA_ACT_KIND, nl.ZeroTerminated("gact")) + aopts := table.AddRtAttr(nl.TCA_ACT_OPTIONS, nil) gen := nl.TcGen{} toTcGen(action.Attrs(), &gen) - nl.NewRtAttrChild(aopts, nl.TCA_GACT_PARMS, gen.Serialize()) + aopts.AddRtAttr(nl.TCA_GACT_PARMS, gen.Serialize()) } } return nil @@ -419,8 +530,14 @@ func parseActions(tables []syscall.NetlinkRouteAttr) ([]Action, error) { action = &MirredAction{} case "bpf": action = &BpfAction{} + case "connmark": + action = &ConnmarkAction{} case "gact": action = &GenericAction{} + case "tunnel_key": + action = &TunnelKeyAction{} + case "skbedit": + action = &SkbEditAction{} default: break nextattr } @@ -435,11 +552,46 @@ func parseActions(tables []syscall.NetlinkRouteAttr) ([]Action, error) { switch adatum.Attr.Type { case nl.TCA_MIRRED_PARMS: mirred := *nl.DeserializeTcMirred(adatum.Value) - toAttrs(&mirred.TcGen, action.Attrs()) action.(*MirredAction).ActionAttrs = ActionAttrs{} + toAttrs(&mirred.TcGen, action.Attrs()) action.(*MirredAction).Ifindex = int(mirred.Ifindex) action.(*MirredAction).MirredAction = MirredAct(mirred.Eaction) } + case "tunnel_key": + switch adatum.Attr.Type { + case nl.TCA_TUNNEL_KEY_PARMS: + tun := *nl.DeserializeTunnelKey(adatum.Value) + action.(*TunnelKeyAction).ActionAttrs = ActionAttrs{} + toAttrs(&tun.TcGen, action.Attrs()) + action.(*TunnelKeyAction).Action = TunnelKeyAct(tun.Action) + case nl.TCA_TUNNEL_KEY_ENC_KEY_ID: + action.(*TunnelKeyAction).KeyID = networkOrder.Uint32(adatum.Value[0:4]) + case nl.TCA_TUNNEL_KEY_ENC_IPV6_SRC: + case nl.TCA_TUNNEL_KEY_ENC_IPV4_SRC: + action.(*TunnelKeyAction).SrcAddr = net.IP(adatum.Value[:]) + case nl.TCA_TUNNEL_KEY_ENC_IPV6_DST: + case nl.TCA_TUNNEL_KEY_ENC_IPV4_DST: + action.(*TunnelKeyAction).DstAddr = net.IP(adatum.Value[:]) + } + case "skbedit": + switch adatum.Attr.Type { + case nl.TCA_SKBEDIT_PARMS: + skbedit := *nl.DeserializeSkbEdit(adatum.Value) + action.(*SkbEditAction).ActionAttrs = ActionAttrs{} + toAttrs(&skbedit.TcGen, action.Attrs()) + case nl.TCA_SKBEDIT_MARK: + mark := native.Uint32(adatum.Value[0:4]) + action.(*SkbEditAction).Mark = &mark + case nl.TCA_SKBEDIT_PRIORITY: + priority := native.Uint32(adatum.Value[0:4]) + action.(*SkbEditAction).Priority = &priority + case nl.TCA_SKBEDIT_PTYPE: + ptype := native.Uint16(adatum.Value[0:2]) + action.(*SkbEditAction).PType = &ptype + case nl.TCA_SKBEDIT_QUEUE_MAPPING: + mapping := native.Uint16(adatum.Value[0:2]) + action.(*SkbEditAction).QueueMapping = &mapping + } case "bpf": switch adatum.Attr.Type { case nl.TCA_ACT_BPF_PARMS: @@ -450,6 +602,14 @@ func parseActions(tables []syscall.NetlinkRouteAttr) ([]Action, error) { case nl.TCA_ACT_BPF_NAME: action.(*BpfAction).Name = string(adatum.Value[:len(adatum.Value)-1]) } + case "connmark": + switch adatum.Attr.Type { + case nl.TCA_CONNMARK_PARMS: + connmark := *nl.DeserializeTcConnmark(adatum.Value) + action.(*ConnmarkAction).ActionAttrs = ActionAttrs{} + toAttrs(&connmark.TcGen, action.Attrs()) + action.(*ConnmarkAction).Zone = connmark.Zone + } case "gact": switch adatum.Attr.Type { case nl.TCA_GACT_PARMS: @@ -474,7 +634,7 @@ func parseU32Data(filter Filter, data []syscall.NetlinkRouteAttr) (bool, error) case nl.TCA_U32_SEL: detailed = true sel := nl.DeserializeTcU32Sel(datum.Value) - u32.Sel = (*TcU32Sel)(unsafe.Pointer(sel)) + u32.Sel = sel if native != networkOrder { // Handle the endianness of attributes u32.Sel.Offmask = native.Uint16(htons(sel.Offmask)) @@ -500,6 +660,10 @@ func parseU32Data(filter Filter, data []syscall.NetlinkRouteAttr) (bool, error) } case nl.TCA_U32_CLASSID: u32.ClassId = native.Uint32(datum.Value) + case nl.TCA_U32_DIVISOR: + u32.Divisor = native.Uint32(datum.Value) + case nl.TCA_U32_HASH: + u32.Hash = native.Uint32(datum.Value) } } return detailed, nil @@ -551,6 +715,10 @@ func parseBpfData(filter Filter, data []syscall.NetlinkRouteAttr) (bool, error) if (flags & nl.TCA_BPF_FLAG_ACT_DIRECT) != 0 { bpf.DirectAction = true } + case nl.TCA_BPF_ID: + bpf.Id = int(native.Uint32(datum.Value[0:4])) + case nl.TCA_BPF_TAG: + bpf.Tag = hex.EncodeToString(datum.Value[:len(datum.Value)-1]) } } return detailed, nil diff --git a/vendor/github.com/vishvananda/netlink/fou_linux.go b/vendor/github.com/vishvananda/netlink/fou_linux.go index 62d59bd2d..ed55b2b79 100644 --- a/vendor/github.com/vishvananda/netlink/fou_linux.go +++ b/vendor/github.com/vishvananda/netlink/fou_linux.go @@ -90,11 +90,7 @@ func (h *Handle) FouAdd(f Fou) error { req.AddRawData(raw) _, err = req.Execute(unix.NETLINK_GENERIC, 0) - if err != nil { - return err - } - - return nil + return err } func FouDel(f Fou) error { diff --git a/vendor/github.com/vishvananda/netlink/genetlink_linux.go b/vendor/github.com/vishvananda/netlink/genetlink_linux.go index ce7969907..772e5834a 100644 --- a/vendor/github.com/vishvananda/netlink/genetlink_linux.go +++ b/vendor/github.com/vishvananda/netlink/genetlink_linux.go @@ -157,6 +157,9 @@ func (h *Handle) GenlFamilyGet(name string) (*GenlFamily, error) { return nil, err } families, err := parseFamilies(msgs) + if err != nil { + return nil, err + } if len(families) != 1 { return nil, fmt.Errorf("invalid response for GENL_CTRL_CMD_GETFAMILY") } diff --git a/vendor/github.com/vishvananda/netlink/go.mod b/vendor/github.com/vishvananda/netlink/go.mod new file mode 100644 index 000000000..09ee60e77 --- /dev/null +++ b/vendor/github.com/vishvananda/netlink/go.mod @@ -0,0 +1,8 @@ +module github.com/vishvananda/netlink + +go 1.12 + +require ( + github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df + golang.org/x/sys v0.0.0-20190606203320-7fc4e5ec1444 +) diff --git a/vendor/github.com/vishvananda/netlink/go.sum b/vendor/github.com/vishvananda/netlink/go.sum new file mode 100644 index 000000000..402d14ec5 --- /dev/null +++ b/vendor/github.com/vishvananda/netlink/go.sum @@ -0,0 +1,4 @@ +github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df h1:OviZH7qLw/7ZovXvuNyL3XQl8UFofeikI1NW1Gypu7k= +github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df/go.mod h1:JP3t17pCcGlemwknint6hfoeCVQrEMVwxRLRjXpq+BU= +golang.org/x/sys v0.0.0-20190606203320-7fc4e5ec1444 h1:/d2cWp6PSamH4jDPFLyO150psQdqvtoNX8Zjg3AQ31g= +golang.org/x/sys v0.0.0-20190606203320-7fc4e5ec1444/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= diff --git a/vendor/github.com/vishvananda/netlink/handle_linux.go b/vendor/github.com/vishvananda/netlink/handle_linux.go index 9f6d7fe0f..26887b759 100644 --- a/vendor/github.com/vishvananda/netlink/handle_linux.go +++ b/vendor/github.com/vishvananda/netlink/handle_linux.go @@ -91,7 +91,7 @@ func (h *Handle) GetSocketReceiveBufferSize() ([]int, error) { return results, nil } -// NewHandle returns a netlink handle on the network namespace +// NewHandleAt returns a netlink handle on the network namespace // specified by ns. If ns=netns.None(), current network namespace // will be assumed func NewHandleAt(ns netns.NsHandle, nlFamilies ...int) (*Handle, error) { diff --git a/vendor/github.com/vishvananda/netlink/handle_unspecified.go b/vendor/github.com/vishvananda/netlink/handle_unspecified.go index 915b765de..ef914dcb8 100644 --- a/vendor/github.com/vishvananda/netlink/handle_unspecified.go +++ b/vendor/github.com/vishvananda/netlink/handle_unspecified.go @@ -73,10 +73,18 @@ func (h *Handle) LinkSetVfVlan(link Link, vf, vlan int) error { return ErrNotImplemented } +func (h *Handle) LinkSetVfVlanQos(link Link, vf, vlan, qos int) error { + return ErrNotImplemented +} + func (h *Handle) LinkSetVfTxRate(link Link, vf, rate int) error { return ErrNotImplemented } +func (h *Handle) LinkSetVfRate(link Link, vf, minRate, maxRate int) error { + return ErrNotImplemented +} + func (h *Handle) LinkSetMaster(link Link, master *Bridge) error { return ErrNotImplemented } @@ -149,6 +157,10 @@ func (h *Handle) LinkSetTxQLen(link Link, qlen int) error { return ErrNotImplemented } +func (h *Handle) LinkSetGroup(link Link, group int) error { + return ErrNotImplemented +} + func (h *Handle) setProtinfoAttr(link Link, mode bool, attr int) error { return ErrNotImplemented } diff --git a/vendor/github.com/vishvananda/netlink/ioctl_linux.go b/vendor/github.com/vishvananda/netlink/ioctl_linux.go index a8503126d..4d33db5da 100644 --- a/vendor/github.com/vishvananda/netlink/ioctl_linux.go +++ b/vendor/github.com/vishvananda/netlink/ioctl_linux.go @@ -56,18 +56,10 @@ type ethtoolSset struct { data [1]uint32 } -// ethtoolGstrings is string set for data tagging -type ethtoolGstrings struct { - cmd uint32 - stringSet uint32 - length uint32 - data [32]byte -} - type ethtoolStats struct { cmd uint32 nStats uint32 - data [1]uint64 + // Followed by nStats * []uint64. } // newIocltSlaveReq returns filled IfreqSlave with proper interface names diff --git a/vendor/github.com/vishvananda/netlink/link.go b/vendor/github.com/vishvananda/netlink/link.go index fe74ffab9..886d88d1b 100644 --- a/vendor/github.com/vishvananda/netlink/link.go +++ b/vendor/github.com/vishvananda/netlink/link.go @@ -4,6 +4,7 @@ import ( "fmt" "net" "os" + "strconv" ) // Link represents a link device from netlink. Shared link attributes @@ -41,6 +42,29 @@ type LinkAttrs struct { NetNsID int NumTxQueues int NumRxQueues int + GSOMaxSize uint32 + GSOMaxSegs uint32 + Vfs []VfInfo // virtual functions available on link + Group uint32 + Slave LinkSlave +} + +// LinkSlave represents a slave device. +type LinkSlave interface { + SlaveType() string +} + +// VfInfo represents configuration of virtual function +type VfInfo struct { + ID int + Mac net.HardwareAddr + Vlan int + Qos int + TxRate int // IFLA_VF_TX_RATE Max TxRate + Spoofchk bool + LinkState uint32 + MaxTxRate uint32 // IFLA_VF_RATE Max TxRate + MinTxRate uint32 // IFLA_VF_RATE Min TxRate } // LinkOperState represents the values of the IFLA_OPERSTATE link @@ -223,6 +247,7 @@ type Bridge struct { LinkAttrs MulticastSnooping *bool HelloTime *uint32 + VlanFiltering *bool } func (bridge *Bridge) Attrs() *LinkAttrs { @@ -236,7 +261,8 @@ func (bridge *Bridge) Type() string { // Vlan links have ParentIndex set in their Attrs() type Vlan struct { LinkAttrs - VlanId int + VlanId int + VlanProtocol VlanProtocol } func (vlan *Vlan) Attrs() *LinkAttrs { @@ -290,10 +316,13 @@ type TuntapFlag uint16 // Tuntap links created via /dev/tun/tap, but can be destroyed via netlink type Tuntap struct { LinkAttrs - Mode TuntapMode - Flags TuntapFlag - Queues int - Fds []*os.File + Mode TuntapMode + Flags TuntapFlag + NonPersist bool + Queues int + Fds []*os.File + Owner uint32 + Group uint32 } func (tuntap *Tuntap) Attrs() *LinkAttrs { @@ -307,7 +336,8 @@ func (tuntap *Tuntap) Type() string { // Veth devices must specify PeerName on create type Veth struct { LinkAttrs - PeerName string // veth on create only + PeerName string // veth on create only + PeerHardwareAddr net.HardwareAddr } func (veth *Veth) Attrs() *LinkAttrs { @@ -376,9 +406,18 @@ const ( IPVLAN_MODE_MAX ) +type IPVlanFlag uint16 + +const ( + IPVLAN_FLAG_BRIDGE IPVlanFlag = iota + IPVLAN_FLAG_PRIVATE + IPVLAN_FLAG_VEPA +) + type IPVlan struct { LinkAttrs Mode IPVlanMode + Flag IPVlanFlag } func (ipvlan *IPVlan) Attrs() *LinkAttrs { @@ -389,6 +428,43 @@ func (ipvlan *IPVlan) Type() string { return "ipvlan" } +// VlanProtocol type +type VlanProtocol int + +func (p VlanProtocol) String() string { + s, ok := VlanProtocolToString[p] + if !ok { + return fmt.Sprintf("VlanProtocol(%d)", p) + } + return s +} + +// StringToVlanProtocol returns vlan protocol, or unknown is the s is invalid. +func StringToVlanProtocol(s string) VlanProtocol { + mode, ok := StringToVlanProtocolMap[s] + if !ok { + return VLAN_PROTOCOL_UNKNOWN + } + return mode +} + +// VlanProtocol possible values +const ( + VLAN_PROTOCOL_UNKNOWN VlanProtocol = 0 + VLAN_PROTOCOL_8021Q VlanProtocol = 0x8100 + VLAN_PROTOCOL_8021AD VlanProtocol = 0x88A8 +) + +var VlanProtocolToString = map[VlanProtocol]string{ + VLAN_PROTOCOL_8021Q: "802.1q", + VLAN_PROTOCOL_8021AD: "802.1ad", +} + +var StringToVlanProtocolMap = map[string]VlanProtocol{ + "802.1q": VLAN_PROTOCOL_8021Q, + "802.1ad": VLAN_PROTOCOL_8021AD, +} + // BondMode type type BondMode int @@ -400,7 +476,7 @@ func (b BondMode) String() string { return s } -// StringToBondMode returns bond mode, or uknonw is the s is invalid. +// StringToBondMode returns bond mode, or unknown is the s is invalid. func StringToBondMode(s string) BondMode { mode, ok := StringToBondModeMap[s] if !ok { @@ -491,7 +567,7 @@ func (b BondXmitHashPolicy) String() string { return s } -// StringToBondXmitHashPolicy returns bond lacp arte, or uknonw is the s is invalid. +// StringToBondXmitHashPolicy returns bond lacp arte, or unknown is the s is invalid. func StringToBondXmitHashPolicy(s string) BondXmitHashPolicy { lacp, ok := StringToBondXmitHashPolicyMap[s] if !ok { @@ -536,7 +612,7 @@ func (b BondLacpRate) String() string { return s } -// StringToBondLacpRate returns bond lacp arte, or uknonw is the s is invalid. +// StringToBondLacpRate returns bond lacp arte, or unknown is the s is invalid. func StringToBondLacpRate(s string) BondLacpRate { lacp, ok := StringToBondLacpRateMap[s] if !ok { @@ -680,6 +756,67 @@ func (bond *Bond) Type() string { return "bond" } +// BondSlaveState represents the values of the IFLA_BOND_SLAVE_STATE bond slave +// attribute, which contains the state of the bond slave. +type BondSlaveState uint8 + +const ( + BondStateActive = iota // Link is active. + BondStateBackup // Link is backup. +) + +func (s BondSlaveState) String() string { + switch s { + case BondStateActive: + return "ACTIVE" + case BondStateBackup: + return "BACKUP" + default: + return strconv.Itoa(int(s)) + } +} + +// BondSlaveState represents the values of the IFLA_BOND_SLAVE_MII_STATUS bond slave +// attribute, which contains the status of MII link monitoring +type BondSlaveMiiStatus uint8 + +const ( + BondLinkUp = iota // link is up and running. + BondLinkFail // link has just gone down. + BondLinkDown // link has been down for too long time. + BondLinkBack // link is going back. +) + +func (s BondSlaveMiiStatus) String() string { + switch s { + case BondLinkUp: + return "UP" + case BondLinkFail: + return "GOING_DOWN" + case BondLinkDown: + return "DOWN" + case BondLinkBack: + return "GOING_BACK" + default: + return strconv.Itoa(int(s)) + } +} + +type BondSlave struct { + State BondSlaveState + MiiStatus BondSlaveMiiStatus + LinkFailureCount uint32 + PermHardwareAddr net.HardwareAddr + QueueId uint16 + AggregatorId uint16 + AdActorOperPortState uint8 + AdPartnerOperPortState uint16 +} + +func (b *BondSlave) SlaveType() string { + return "bond" +} + // Gretap devices must specify LocalIP and RemoteIP on create type Gretap struct { LinkAttrs @@ -734,6 +871,27 @@ func (iptun *Iptun) Type() string { return "ipip" } +type Ip6tnl struct { + LinkAttrs + Link uint32 + Local net.IP + Remote net.IP + Ttl uint8 + Tos uint8 + EncapLimit uint8 + Flags uint32 + Proto uint8 + FlowInfo uint32 +} + +func (ip6tnl *Ip6tnl) Attrs() *LinkAttrs { + return &ip6tnl.LinkAttrs +} + +func (ip6tnl *Ip6tnl) Type() string { + return "ip6tnl" +} + type Sittun struct { LinkAttrs Link uint32 @@ -769,7 +927,10 @@ func (vti *Vti) Attrs() *LinkAttrs { return &vti.LinkAttrs } -func (iptun *Vti) Type() string { +func (vti *Vti) Type() string { + if vti.Local.To4() == nil { + return "vti6" + } return "vti" } @@ -831,11 +992,68 @@ func (gtp *GTP) Type() string { return "gtp" } +// Virtual XFRM Interfaces +// Named "xfrmi" to prevent confusion with XFRM objects +type Xfrmi struct { + LinkAttrs + Ifid uint32 +} + +func (xfrm *Xfrmi) Attrs() *LinkAttrs { + return &xfrm.LinkAttrs +} + +func (xfrm *Xfrmi) Type() string { + return "xfrm" +} + +// IPoIB interface + +type IPoIBMode uint16 + +func (m *IPoIBMode) String() string { + str, ok := iPoIBModeToString[*m] + if !ok { + return fmt.Sprintf("mode(%d)", *m) + } + return str +} + +const ( + IPOIB_MODE_DATAGRAM = iota + IPOIB_MODE_CONNECTED +) + +var iPoIBModeToString = map[IPoIBMode]string{ + IPOIB_MODE_DATAGRAM: "datagram", + IPOIB_MODE_CONNECTED: "connected", +} + +var StringToIPoIBMode = map[string]IPoIBMode{ + "datagram": IPOIB_MODE_DATAGRAM, + "connected": IPOIB_MODE_CONNECTED, +} + +type IPoIB struct { + LinkAttrs + Pkey uint16 + Mode IPoIBMode + Umcast uint16 +} + +func (ipoib *IPoIB) Attrs() *LinkAttrs { + return &ipoib.LinkAttrs +} + +func (ipoib *IPoIB) Type() string { + return "ipoib" +} + // iproute2 supported devices; // vlan | veth | vcan | dummy | ifb | macvlan | macvtap | // bridge | bond | ipoib | ip6tnl | ipip | sit | vxlan | -// gre | gretap | ip6gre | ip6gretap | vti | nlmon | -// bond_slave | ipvlan +// gre | gretap | ip6gre | ip6gretap | vti | vti6 | nlmon | +// bond_slave | ipvlan | xfrm // LinkNotFoundError wraps the various not found errors when // getting/reading links. This is intended for better error diff --git a/vendor/github.com/vishvananda/netlink/link_linux.go b/vendor/github.com/vishvananda/netlink/link_linux.go index 540191ed8..ec915a0b9 100644 --- a/vendor/github.com/vishvananda/netlink/link_linux.go +++ b/vendor/github.com/vishvananda/netlink/link_linux.go @@ -4,8 +4,11 @@ import ( "bytes" "encoding/binary" "fmt" + "io/ioutil" "net" "os" + "strconv" + "strings" "syscall" "unsafe" @@ -16,7 +19,7 @@ import ( const ( SizeofLinkStats32 = 0x5c - SizeofLinkStats64 = 0xd8 + SizeofLinkStats64 = 0xb8 ) const ( @@ -31,6 +34,12 @@ const ( TUNTAP_MULTI_QUEUE_DEFAULTS TuntapFlag = TUNTAP_MULTI_QUEUE | TUNTAP_NO_PI ) +const ( + VF_LINK_STATE_AUTO uint32 = 0 + VF_LINK_STATE_ENABLE uint32 = 1 + VF_LINK_STATE_DISABLE uint32 = 2 +) + var lookupByDump = false var macvlanModes = [...]uint32{ @@ -113,6 +122,52 @@ func (h *Handle) SetPromiscOn(link Link) error { return err } +// LinkSetAllmulticastOn enables the reception of all hardware multicast packets for the link device. +// Equivalent to: `ip link set $link allmulticast on` +func LinkSetAllmulticastOn(link Link) error { + return pkgHandle.LinkSetAllmulticastOn(link) +} + +// LinkSetAllmulticastOn enables the reception of all hardware multicast packets for the link device. +// Equivalent to: `ip link set $link allmulticast on` +func (h *Handle) LinkSetAllmulticastOn(link Link) error { + base := link.Attrs() + h.ensureIndex(base) + req := h.newNetlinkRequest(unix.RTM_NEWLINK, unix.NLM_F_ACK) + + msg := nl.NewIfInfomsg(unix.AF_UNSPEC) + msg.Change = unix.IFF_ALLMULTI + msg.Flags = unix.IFF_ALLMULTI + + msg.Index = int32(base.Index) + req.AddData(msg) + + _, err := req.Execute(unix.NETLINK_ROUTE, 0) + return err +} + +// LinkSetAllmulticastOff disables the reception of all hardware multicast packets for the link device. +// Equivalent to: `ip link set $link allmulticast off` +func LinkSetAllmulticastOff(link Link) error { + return pkgHandle.LinkSetAllmulticastOff(link) +} + +// LinkSetAllmulticastOff disables the reception of all hardware multicast packets for the link device. +// Equivalent to: `ip link set $link allmulticast off` +func (h *Handle) LinkSetAllmulticastOff(link Link) error { + base := link.Attrs() + h.ensureIndex(base) + req := h.newNetlinkRequest(unix.RTM_NEWLINK, unix.NLM_F_ACK) + + msg := nl.NewIfInfomsg(unix.AF_UNSPEC) + msg.Change = unix.IFF_ALLMULTI + msg.Index = int32(base.Index) + req.AddData(msg) + + _, err := req.Execute(unix.NETLINK_ROUTE, 0) + return err +} + func MacvlanMACAddrAdd(link Link, addr net.HardwareAddr) error { return pkgHandle.MacvlanMACAddrAdd(link, addr) } @@ -155,24 +210,24 @@ func (h *Handle) macvlanMACAddrChange(link Link, addrs []net.HardwareAddr, mode req.AddData(msg) linkInfo := nl.NewRtAttr(unix.IFLA_LINKINFO, nil) - nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_KIND, nl.NonZeroTerminated(link.Type())) - inner := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) + linkInfo.AddRtAttr(nl.IFLA_INFO_KIND, nl.NonZeroTerminated(link.Type())) + inner := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) // IFLA_MACVLAN_MACADDR_MODE = mode b := make([]byte, 4) native.PutUint32(b, mode) - nl.NewRtAttrChild(inner, nl.IFLA_MACVLAN_MACADDR_MODE, b) + inner.AddRtAttr(nl.IFLA_MACVLAN_MACADDR_MODE, b) // populate message with MAC addrs, if necessary switch mode { case nl.MACVLAN_MACADDR_ADD, nl.MACVLAN_MACADDR_DEL: if len(addrs) == 1 { - nl.NewRtAttrChild(inner, nl.IFLA_MACVLAN_MACADDR, []byte(addrs[0])) + inner.AddRtAttr(nl.IFLA_MACVLAN_MACADDR, []byte(addrs[0])) } case nl.MACVLAN_MACADDR_SET: - mad := nl.NewRtAttrChild(inner, nl.IFLA_MACVLAN_MACADDR_DATA, nil) + mad := inner.AddRtAttr(nl.IFLA_MACVLAN_MACADDR_DATA, nil) for _, addr := range addrs { - nl.NewRtAttrChild(mad, nl.IFLA_MACVLAN_MACADDR, []byte(addr)) + mad.AddRtAttr(nl.IFLA_MACVLAN_MACADDR, []byte(addr)) } } @@ -203,7 +258,6 @@ func (h *Handle) SetPromiscOff(link Link) error { msg := nl.NewIfInfomsg(unix.AF_UNSPEC) msg.Change = unix.IFF_PROMISC - msg.Flags = 0 & ^unix.IFF_PROMISC msg.Index = int32(base.Index) req.AddData(msg) @@ -253,7 +307,6 @@ func (h *Handle) LinkSetDown(link Link) error { msg := nl.NewIfInfomsg(unix.AF_UNSPEC) msg.Change = unix.IFF_UP - msg.Flags = 0 & ^unix.IFF_UP msg.Index = int32(base.Index) req.AddData(msg) @@ -378,12 +431,12 @@ func (h *Handle) LinkSetVfHardwareAddr(link Link, vf int, hwaddr net.HardwareAdd req.AddData(msg) data := nl.NewRtAttr(unix.IFLA_VFINFO_LIST, nil) - info := nl.NewRtAttrChild(data, nl.IFLA_VF_INFO, nil) + info := data.AddRtAttr(nl.IFLA_VF_INFO, nil) vfmsg := nl.VfMac{ Vf: uint32(vf), } copy(vfmsg.Mac[:], []byte(hwaddr)) - nl.NewRtAttrChild(info, nl.IFLA_VF_MAC, vfmsg.Serialize()) + info.AddRtAttr(nl.IFLA_VF_MAC, vfmsg.Serialize()) req.AddData(data) _, err := req.Execute(unix.NETLINK_ROUTE, 0) @@ -408,10 +461,41 @@ func (h *Handle) LinkSetVfVlan(link Link, vf, vlan int) error { req.AddData(msg) data := nl.NewRtAttr(unix.IFLA_VFINFO_LIST, nil) + info := data.AddRtAttr(nl.IFLA_VF_INFO, nil) + vfmsg := nl.VfVlan{ + Vf: uint32(vf), + Vlan: uint32(vlan), + } + info.AddRtAttr(nl.IFLA_VF_VLAN, vfmsg.Serialize()) + req.AddData(data) + + _, err := req.Execute(unix.NETLINK_ROUTE, 0) + return err +} + +// LinkSetVfVlanQos sets the vlan and qos priority of a vf for the link. +// Equivalent to: `ip link set $link vf $vf vlan $vlan qos $qos` +func LinkSetVfVlanQos(link Link, vf, vlan, qos int) error { + return pkgHandle.LinkSetVfVlanQos(link, vf, vlan, qos) +} + +// LinkSetVfVlanQos sets the vlan and qos priority of a vf for the link. +// Equivalent to: `ip link set $link vf $vf vlan $vlan qos $qos` +func (h *Handle) LinkSetVfVlanQos(link Link, vf, vlan, qos int) error { + base := link.Attrs() + h.ensureIndex(base) + req := h.newNetlinkRequest(unix.RTM_SETLINK, unix.NLM_F_ACK) + + msg := nl.NewIfInfomsg(unix.AF_UNSPEC) + msg.Index = int32(base.Index) + req.AddData(msg) + + data := nl.NewRtAttr(unix.IFLA_VFINFO_LIST, nil) info := nl.NewRtAttrChild(data, nl.IFLA_VF_INFO, nil) vfmsg := nl.VfVlan{ Vf: uint32(vf), Vlan: uint32(vlan), + Qos: uint32(qos), } nl.NewRtAttrChild(info, nl.IFLA_VF_VLAN, vfmsg.Serialize()) req.AddData(data) @@ -438,12 +522,73 @@ func (h *Handle) LinkSetVfTxRate(link Link, vf, rate int) error { req.AddData(msg) data := nl.NewRtAttr(unix.IFLA_VFINFO_LIST, nil) - info := nl.NewRtAttrChild(data, nl.IFLA_VF_INFO, nil) + info := data.AddRtAttr(nl.IFLA_VF_INFO, nil) vfmsg := nl.VfTxRate{ Vf: uint32(vf), Rate: uint32(rate), } - nl.NewRtAttrChild(info, nl.IFLA_VF_TX_RATE, vfmsg.Serialize()) + info.AddRtAttr(nl.IFLA_VF_TX_RATE, vfmsg.Serialize()) + req.AddData(data) + + _, err := req.Execute(unix.NETLINK_ROUTE, 0) + return err +} + +// LinkSetVfRate sets the min and max tx rate of a vf for the link. +// Equivalent to: `ip link set $link vf $vf min_tx_rate $min_rate max_tx_rate $max_rate` +func LinkSetVfRate(link Link, vf, minRate, maxRate int) error { + return pkgHandle.LinkSetVfRate(link, vf, minRate, maxRate) +} + +// LinkSetVfRate sets the min and max tx rate of a vf for the link. +// Equivalent to: `ip link set $link vf $vf min_tx_rate $min_rate max_tx_rate $max_rate` +func (h *Handle) LinkSetVfRate(link Link, vf, minRate, maxRate int) error { + base := link.Attrs() + h.ensureIndex(base) + req := h.newNetlinkRequest(unix.RTM_SETLINK, unix.NLM_F_ACK) + + msg := nl.NewIfInfomsg(unix.AF_UNSPEC) + msg.Index = int32(base.Index) + req.AddData(msg) + + data := nl.NewRtAttr(unix.IFLA_VFINFO_LIST, nil) + info := data.AddRtAttr(nl.IFLA_VF_INFO, nil) + vfmsg := nl.VfRate{ + Vf: uint32(vf), + MinTxRate: uint32(minRate), + MaxTxRate: uint32(maxRate), + } + info.AddRtAttr(nl.IFLA_VF_RATE, vfmsg.Serialize()) + req.AddData(data) + + _, err := req.Execute(unix.NETLINK_ROUTE, 0) + return err +} + +// LinkSetVfState enables/disables virtual link state on a vf. +// Equivalent to: `ip link set $link vf $vf state $state` +func LinkSetVfState(link Link, vf int, state uint32) error { + return pkgHandle.LinkSetVfState(link, vf, state) +} + +// LinkSetVfState enables/disables virtual link state on a vf. +// Equivalent to: `ip link set $link vf $vf state $state` +func (h *Handle) LinkSetVfState(link Link, vf int, state uint32) error { + base := link.Attrs() + h.ensureIndex(base) + req := h.newNetlinkRequest(unix.RTM_SETLINK, unix.NLM_F_ACK) + + msg := nl.NewIfInfomsg(unix.AF_UNSPEC) + msg.Index = int32(base.Index) + req.AddData(msg) + + data := nl.NewRtAttr(unix.IFLA_VFINFO_LIST, nil) + info := data.AddRtAttr(nl.IFLA_VF_INFO, nil) + vfmsg := nl.VfLinkState{ + Vf: uint32(vf), + LinkState: state, + } + info.AddRtAttr(nl.IFLA_VF_LINK_STATE, vfmsg.Serialize()) req.AddData(data) _, err := req.Execute(unix.NETLINK_ROUTE, 0) @@ -456,7 +601,7 @@ func LinkSetVfSpoofchk(link Link, vf int, check bool) error { return pkgHandle.LinkSetVfSpoofchk(link, vf, check) } -// LinkSetVfSpookfchk enables/disables spoof check on a vf for the link. +// LinkSetVfSpoofchk enables/disables spoof check on a vf for the link. // Equivalent to: `ip link set $link vf $vf spoofchk $check` func (h *Handle) LinkSetVfSpoofchk(link Link, vf int, check bool) error { var setting uint32 @@ -469,7 +614,7 @@ func (h *Handle) LinkSetVfSpoofchk(link Link, vf int, check bool) error { req.AddData(msg) data := nl.NewRtAttr(unix.IFLA_VFINFO_LIST, nil) - info := nl.NewRtAttrChild(data, nl.IFLA_VF_INFO, nil) + info := data.AddRtAttr(nl.IFLA_VF_INFO, nil) if check { setting = 1 } @@ -477,7 +622,7 @@ func (h *Handle) LinkSetVfSpoofchk(link Link, vf int, check bool) error { Vf: uint32(vf), Setting: setting, } - nl.NewRtAttrChild(info, nl.IFLA_VF_SPOOFCHK, vfmsg.Serialize()) + info.AddRtAttr(nl.IFLA_VF_SPOOFCHK, vfmsg.Serialize()) req.AddData(data) _, err := req.Execute(unix.NETLINK_ROUTE, 0) @@ -503,7 +648,7 @@ func (h *Handle) LinkSetVfTrust(link Link, vf int, state bool) error { req.AddData(msg) data := nl.NewRtAttr(unix.IFLA_VFINFO_LIST, nil) - info := nl.NewRtAttrChild(data, nl.IFLA_VF_INFO, nil) + info := data.AddRtAttr(nl.IFLA_VF_INFO, nil) if state { setting = 1 } @@ -511,22 +656,66 @@ func (h *Handle) LinkSetVfTrust(link Link, vf int, state bool) error { Vf: uint32(vf), Setting: setting, } - nl.NewRtAttrChild(info, nl.IFLA_VF_TRUST, vfmsg.Serialize()) + info.AddRtAttr(nl.IFLA_VF_TRUST, vfmsg.Serialize()) req.AddData(data) _, err := req.Execute(unix.NETLINK_ROUTE, 0) return err } +// LinkSetVfNodeGUID sets the node GUID of a vf for the link. +// Equivalent to: `ip link set dev $link vf $vf node_guid $nodeguid` +func LinkSetVfNodeGUID(link Link, vf int, nodeguid net.HardwareAddr) error { + return pkgHandle.LinkSetVfGUID(link, vf, nodeguid, nl.IFLA_VF_IB_NODE_GUID) +} + +// LinkSetVfPortGUID sets the port GUID of a vf for the link. +// Equivalent to: `ip link set dev $link vf $vf port_guid $portguid` +func LinkSetVfPortGUID(link Link, vf int, portguid net.HardwareAddr) error { + return pkgHandle.LinkSetVfGUID(link, vf, portguid, nl.IFLA_VF_IB_PORT_GUID) +} + +// LinkSetVfGUID sets the node or port GUID of a vf for the link. +func (h *Handle) LinkSetVfGUID(link Link, vf int, vfGuid net.HardwareAddr, guidType int) error { + var err error + var guid uint64 + + buf := bytes.NewBuffer(vfGuid) + err = binary.Read(buf, binary.BigEndian, &guid) + if err != nil { + return err + } + + base := link.Attrs() + h.ensureIndex(base) + req := h.newNetlinkRequest(unix.RTM_SETLINK, unix.NLM_F_ACK) + + msg := nl.NewIfInfomsg(unix.AF_UNSPEC) + msg.Index = int32(base.Index) + req.AddData(msg) + + data := nl.NewRtAttr(unix.IFLA_VFINFO_LIST, nil) + info := data.AddRtAttr(nl.IFLA_VF_INFO, nil) + vfmsg := nl.VfGUID{ + Vf: uint32(vf), + GUID: guid, + } + info.AddRtAttr(guidType, vfmsg.Serialize()) + req.AddData(data) + + _, err = req.Execute(unix.NETLINK_ROUTE, 0) + return err +} + // LinkSetMaster sets the master of the link device. // Equivalent to: `ip link set $link master $master` -func LinkSetMaster(link Link, master *Bridge) error { +func LinkSetMaster(link Link, master Link) error { return pkgHandle.LinkSetMaster(link, master) } // LinkSetMaster sets the master of the link device. // Equivalent to: `ip link set $link master $master` -func (h *Handle) LinkSetMaster(link Link, master *Bridge) error { +func (h *Handle) LinkSetMaster(link Link, master Link) error { index := 0 if master != nil { masterBase := master.Attrs() @@ -672,69 +861,69 @@ type vxlanPortRange struct { } func addVxlanAttrs(vxlan *Vxlan, linkInfo *nl.RtAttr) { - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) if vxlan.FlowBased { vxlan.VxlanId = 0 } - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_ID, nl.Uint32Attr(uint32(vxlan.VxlanId))) + data.AddRtAttr(nl.IFLA_VXLAN_ID, nl.Uint32Attr(uint32(vxlan.VxlanId))) if vxlan.VtepDevIndex != 0 { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_LINK, nl.Uint32Attr(uint32(vxlan.VtepDevIndex))) + data.AddRtAttr(nl.IFLA_VXLAN_LINK, nl.Uint32Attr(uint32(vxlan.VtepDevIndex))) } if vxlan.SrcAddr != nil { ip := vxlan.SrcAddr.To4() if ip != nil { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_LOCAL, []byte(ip)) + data.AddRtAttr(nl.IFLA_VXLAN_LOCAL, []byte(ip)) } else { ip = vxlan.SrcAddr.To16() if ip != nil { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_LOCAL6, []byte(ip)) + data.AddRtAttr(nl.IFLA_VXLAN_LOCAL6, []byte(ip)) } } } if vxlan.Group != nil { group := vxlan.Group.To4() if group != nil { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_GROUP, []byte(group)) + data.AddRtAttr(nl.IFLA_VXLAN_GROUP, []byte(group)) } else { group = vxlan.Group.To16() if group != nil { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_GROUP6, []byte(group)) + data.AddRtAttr(nl.IFLA_VXLAN_GROUP6, []byte(group)) } } } - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_TTL, nl.Uint8Attr(uint8(vxlan.TTL))) - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_TOS, nl.Uint8Attr(uint8(vxlan.TOS))) - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_LEARNING, boolAttr(vxlan.Learning)) - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_PROXY, boolAttr(vxlan.Proxy)) - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_RSC, boolAttr(vxlan.RSC)) - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_L2MISS, boolAttr(vxlan.L2miss)) - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_L3MISS, boolAttr(vxlan.L3miss)) - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_UDP_ZERO_CSUM6_TX, boolAttr(vxlan.UDP6ZeroCSumTx)) - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_UDP_ZERO_CSUM6_RX, boolAttr(vxlan.UDP6ZeroCSumRx)) + data.AddRtAttr(nl.IFLA_VXLAN_TTL, nl.Uint8Attr(uint8(vxlan.TTL))) + data.AddRtAttr(nl.IFLA_VXLAN_TOS, nl.Uint8Attr(uint8(vxlan.TOS))) + data.AddRtAttr(nl.IFLA_VXLAN_LEARNING, boolAttr(vxlan.Learning)) + data.AddRtAttr(nl.IFLA_VXLAN_PROXY, boolAttr(vxlan.Proxy)) + data.AddRtAttr(nl.IFLA_VXLAN_RSC, boolAttr(vxlan.RSC)) + data.AddRtAttr(nl.IFLA_VXLAN_L2MISS, boolAttr(vxlan.L2miss)) + data.AddRtAttr(nl.IFLA_VXLAN_L3MISS, boolAttr(vxlan.L3miss)) + data.AddRtAttr(nl.IFLA_VXLAN_UDP_ZERO_CSUM6_TX, boolAttr(vxlan.UDP6ZeroCSumTx)) + data.AddRtAttr(nl.IFLA_VXLAN_UDP_ZERO_CSUM6_RX, boolAttr(vxlan.UDP6ZeroCSumRx)) if vxlan.UDPCSum { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_UDP_CSUM, boolAttr(vxlan.UDPCSum)) + data.AddRtAttr(nl.IFLA_VXLAN_UDP_CSUM, boolAttr(vxlan.UDPCSum)) } if vxlan.GBP { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_GBP, []byte{}) + data.AddRtAttr(nl.IFLA_VXLAN_GBP, []byte{}) } if vxlan.FlowBased { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_FLOWBASED, boolAttr(vxlan.FlowBased)) + data.AddRtAttr(nl.IFLA_VXLAN_FLOWBASED, boolAttr(vxlan.FlowBased)) } if vxlan.NoAge { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_AGEING, nl.Uint32Attr(0)) + data.AddRtAttr(nl.IFLA_VXLAN_AGEING, nl.Uint32Attr(0)) } else if vxlan.Age > 0 { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_AGEING, nl.Uint32Attr(uint32(vxlan.Age))) + data.AddRtAttr(nl.IFLA_VXLAN_AGEING, nl.Uint32Attr(uint32(vxlan.Age))) } if vxlan.Limit > 0 { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_LIMIT, nl.Uint32Attr(uint32(vxlan.Limit))) + data.AddRtAttr(nl.IFLA_VXLAN_LIMIT, nl.Uint32Attr(uint32(vxlan.Limit))) } if vxlan.Port > 0 { - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_PORT, htons(uint16(vxlan.Port))) + data.AddRtAttr(nl.IFLA_VXLAN_PORT, htons(uint16(vxlan.Port))) } if vxlan.PortLow > 0 || vxlan.PortHigh > 0 { pr := vxlanPortRange{uint16(vxlan.PortLow), uint16(vxlan.PortHigh)} @@ -742,100 +931,100 @@ func addVxlanAttrs(vxlan *Vxlan, linkInfo *nl.RtAttr) { buf := new(bytes.Buffer) binary.Write(buf, binary.BigEndian, &pr) - nl.NewRtAttrChild(data, nl.IFLA_VXLAN_PORT_RANGE, buf.Bytes()) + data.AddRtAttr(nl.IFLA_VXLAN_PORT_RANGE, buf.Bytes()) } } func addBondAttrs(bond *Bond, linkInfo *nl.RtAttr) { - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) if bond.Mode >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_MODE, nl.Uint8Attr(uint8(bond.Mode))) + data.AddRtAttr(nl.IFLA_BOND_MODE, nl.Uint8Attr(uint8(bond.Mode))) } if bond.ActiveSlave >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_ACTIVE_SLAVE, nl.Uint32Attr(uint32(bond.ActiveSlave))) + data.AddRtAttr(nl.IFLA_BOND_ACTIVE_SLAVE, nl.Uint32Attr(uint32(bond.ActiveSlave))) } if bond.Miimon >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_MIIMON, nl.Uint32Attr(uint32(bond.Miimon))) + data.AddRtAttr(nl.IFLA_BOND_MIIMON, nl.Uint32Attr(uint32(bond.Miimon))) } if bond.UpDelay >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_UPDELAY, nl.Uint32Attr(uint32(bond.UpDelay))) + data.AddRtAttr(nl.IFLA_BOND_UPDELAY, nl.Uint32Attr(uint32(bond.UpDelay))) } if bond.DownDelay >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_DOWNDELAY, nl.Uint32Attr(uint32(bond.DownDelay))) + data.AddRtAttr(nl.IFLA_BOND_DOWNDELAY, nl.Uint32Attr(uint32(bond.DownDelay))) } if bond.UseCarrier >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_USE_CARRIER, nl.Uint8Attr(uint8(bond.UseCarrier))) + data.AddRtAttr(nl.IFLA_BOND_USE_CARRIER, nl.Uint8Attr(uint8(bond.UseCarrier))) } if bond.ArpInterval >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_ARP_INTERVAL, nl.Uint32Attr(uint32(bond.ArpInterval))) + data.AddRtAttr(nl.IFLA_BOND_ARP_INTERVAL, nl.Uint32Attr(uint32(bond.ArpInterval))) } if bond.ArpIpTargets != nil { - msg := nl.NewRtAttrChild(data, nl.IFLA_BOND_ARP_IP_TARGET, nil) + msg := data.AddRtAttr(nl.IFLA_BOND_ARP_IP_TARGET, nil) for i := range bond.ArpIpTargets { ip := bond.ArpIpTargets[i].To4() if ip != nil { - nl.NewRtAttrChild(msg, i, []byte(ip)) + msg.AddRtAttr(i, []byte(ip)) continue } ip = bond.ArpIpTargets[i].To16() if ip != nil { - nl.NewRtAttrChild(msg, i, []byte(ip)) + msg.AddRtAttr(i, []byte(ip)) } } } if bond.ArpValidate >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_ARP_VALIDATE, nl.Uint32Attr(uint32(bond.ArpValidate))) + data.AddRtAttr(nl.IFLA_BOND_ARP_VALIDATE, nl.Uint32Attr(uint32(bond.ArpValidate))) } if bond.ArpAllTargets >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_ARP_ALL_TARGETS, nl.Uint32Attr(uint32(bond.ArpAllTargets))) + data.AddRtAttr(nl.IFLA_BOND_ARP_ALL_TARGETS, nl.Uint32Attr(uint32(bond.ArpAllTargets))) } if bond.Primary >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_PRIMARY, nl.Uint32Attr(uint32(bond.Primary))) + data.AddRtAttr(nl.IFLA_BOND_PRIMARY, nl.Uint32Attr(uint32(bond.Primary))) } if bond.PrimaryReselect >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_PRIMARY_RESELECT, nl.Uint8Attr(uint8(bond.PrimaryReselect))) + data.AddRtAttr(nl.IFLA_BOND_PRIMARY_RESELECT, nl.Uint8Attr(uint8(bond.PrimaryReselect))) } if bond.FailOverMac >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_FAIL_OVER_MAC, nl.Uint8Attr(uint8(bond.FailOverMac))) + data.AddRtAttr(nl.IFLA_BOND_FAIL_OVER_MAC, nl.Uint8Attr(uint8(bond.FailOverMac))) } if bond.XmitHashPolicy >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_XMIT_HASH_POLICY, nl.Uint8Attr(uint8(bond.XmitHashPolicy))) + data.AddRtAttr(nl.IFLA_BOND_XMIT_HASH_POLICY, nl.Uint8Attr(uint8(bond.XmitHashPolicy))) } if bond.ResendIgmp >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_RESEND_IGMP, nl.Uint32Attr(uint32(bond.ResendIgmp))) + data.AddRtAttr(nl.IFLA_BOND_RESEND_IGMP, nl.Uint32Attr(uint32(bond.ResendIgmp))) } if bond.NumPeerNotif >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_NUM_PEER_NOTIF, nl.Uint8Attr(uint8(bond.NumPeerNotif))) + data.AddRtAttr(nl.IFLA_BOND_NUM_PEER_NOTIF, nl.Uint8Attr(uint8(bond.NumPeerNotif))) } if bond.AllSlavesActive >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_ALL_SLAVES_ACTIVE, nl.Uint8Attr(uint8(bond.AllSlavesActive))) + data.AddRtAttr(nl.IFLA_BOND_ALL_SLAVES_ACTIVE, nl.Uint8Attr(uint8(bond.AllSlavesActive))) } if bond.MinLinks >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_MIN_LINKS, nl.Uint32Attr(uint32(bond.MinLinks))) + data.AddRtAttr(nl.IFLA_BOND_MIN_LINKS, nl.Uint32Attr(uint32(bond.MinLinks))) } if bond.LpInterval >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_LP_INTERVAL, nl.Uint32Attr(uint32(bond.LpInterval))) + data.AddRtAttr(nl.IFLA_BOND_LP_INTERVAL, nl.Uint32Attr(uint32(bond.LpInterval))) } if bond.PackersPerSlave >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_PACKETS_PER_SLAVE, nl.Uint32Attr(uint32(bond.PackersPerSlave))) + data.AddRtAttr(nl.IFLA_BOND_PACKETS_PER_SLAVE, nl.Uint32Attr(uint32(bond.PackersPerSlave))) } if bond.LacpRate >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_AD_LACP_RATE, nl.Uint8Attr(uint8(bond.LacpRate))) + data.AddRtAttr(nl.IFLA_BOND_AD_LACP_RATE, nl.Uint8Attr(uint8(bond.LacpRate))) } if bond.AdSelect >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_AD_SELECT, nl.Uint8Attr(uint8(bond.AdSelect))) + data.AddRtAttr(nl.IFLA_BOND_AD_SELECT, nl.Uint8Attr(uint8(bond.AdSelect))) } if bond.AdActorSysPrio >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_AD_ACTOR_SYS_PRIO, nl.Uint16Attr(uint16(bond.AdActorSysPrio))) + data.AddRtAttr(nl.IFLA_BOND_AD_ACTOR_SYS_PRIO, nl.Uint16Attr(uint16(bond.AdActorSysPrio))) } if bond.AdUserPortKey >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_AD_USER_PORT_KEY, nl.Uint16Attr(uint16(bond.AdUserPortKey))) + data.AddRtAttr(nl.IFLA_BOND_AD_USER_PORT_KEY, nl.Uint16Attr(uint16(bond.AdUserPortKey))) } if bond.AdActorSystem != nil { - nl.NewRtAttrChild(data, nl.IFLA_BOND_AD_ACTOR_SYSTEM, []byte(bond.AdActorSystem)) + data.AddRtAttr(nl.IFLA_BOND_AD_ACTOR_SYSTEM, []byte(bond.AdActorSystem)) } if bond.TlbDynamicLb >= 0 { - nl.NewRtAttrChild(data, nl.IFLA_BOND_TLB_DYNAMIC_LB, nl.Uint8Attr(uint8(bond.TlbDynamicLb))) + data.AddRtAttr(nl.IFLA_BOND_TLB_DYNAMIC_LB, nl.Uint8Attr(uint8(bond.TlbDynamicLb))) } } @@ -853,7 +1042,7 @@ func LinkAdd(link Link) error { } // LinkAdd adds a new link device. The type and features of the device -// are taken fromt the parameters in the link object. +// are taken from the parameters in the link object. // Equivalent to: `ip link add $link` func (h *Handle) LinkAdd(link Link) error { return h.linkModify(link, unix.NLM_F_CREATE|unix.NLM_F_EXCL|unix.NLM_F_ACK) @@ -863,16 +1052,18 @@ func (h *Handle) linkModify(link Link, flags int) error { // TODO: support extra data for macvlan base := link.Attrs() - if base.Name == "" { - return fmt.Errorf("LinkAttrs.Name cannot be empty!") + // if tuntap, then the name can be empty, OS will provide a name + tuntap, isTuntap := link.(*Tuntap) + + if base.Name == "" && !isTuntap { + return fmt.Errorf("LinkAttrs.Name cannot be empty") } - if tuntap, ok := link.(*Tuntap); ok { + if isTuntap { // TODO: support user // TODO: support group - // TODO: support non- persistent if tuntap.Mode < unix.IFF_TUN || tuntap.Mode > unix.IFF_TAP { - return fmt.Errorf("Tuntap.Mode %v unknown!", tuntap.Mode) + return fmt.Errorf("Tuntap.Mode %v unknown", tuntap.Mode) } queues := tuntap.Queues @@ -913,12 +1104,25 @@ func (h *Handle) linkModify(link Link, flags int) error { cleanupFds(fds) return fmt.Errorf("Tuntap IOCTL TUNSETIFF failed [%d], errno %v", i, errno) } + // 1) we only care for the name of the first tap in the multi queue set + // 2) if the original name was empty, the localReq has now the actual name + // + // In addition: + // This ensures that the link name is always identical to what the kernel returns. + // Not only in case of an empty name, but also when using name templates. + // e.g. when the provided name is "tap%d", the kernel replaces %d with the next available number. + if i == 0 { + link.Attrs().Name = strings.Trim(string(localReq.Name[:]), "\x00") + } } - _, _, errno := unix.Syscall(unix.SYS_IOCTL, fds[0].Fd(), uintptr(unix.TUNSETPERSIST), 1) - if errno != 0 { - cleanupFds(fds) - return fmt.Errorf("Tuntap IOCTL TUNSETPERSIST failed, errno %v", errno) + // only persist interface if NonPersist is NOT set + if !tuntap.NonPersist { + _, _, errno := unix.Syscall(unix.SYS_IOCTL, fds[0].Fd(), uintptr(unix.TUNSETPERSIST), 1) + if errno != 0 { + cleanupFds(fds) + return fmt.Errorf("Tuntap IOCTL TUNSETPERSIST failed, errno %v", errno) + } } h.ensureIndex(base) @@ -928,7 +1132,11 @@ func (h *Handle) linkModify(link Link, flags int) error { // TODO: verify MasterIndex is actually a bridge? err := h.LinkSetMasterByIndex(link, base.MasterIndex) if err != nil { - _, _, _ = unix.Syscall(unix.SYS_IOCTL, fds[0].Fd(), uintptr(unix.TUNSETPERSIST), 0) + // un-persist (e.g. allow the interface to be removed) the tuntap + // should not hurt if not set prior, condition might be not needed + if !tuntap.NonPersist { + _, _, _ = unix.Syscall(unix.SYS_IOCTL, fds[0].Fd(), uintptr(unix.TUNSETPERSIST), 0) + } cleanupFds(fds) return err } @@ -978,8 +1186,8 @@ func (h *Handle) linkModify(link Link, flags int) error { native.PutUint32(b, uint32(base.ParentIndex)) data := nl.NewRtAttr(unix.IFLA_LINK, b) req.AddData(data) - } else if link.Type() == "ipvlan" { - return fmt.Errorf("Can't create ipvlan link without ParentIndex") + } else if link.Type() == "ipvlan" || link.Type() == "ipoib" { + return fmt.Errorf("Can't create %s link without ParentIndex", link.Type()) } nameData := nl.NewRtAttr(unix.IFLA_IFNAME, nl.ZeroTerminated(base.Name)) @@ -1010,14 +1218,29 @@ func (h *Handle) linkModify(link Link, flags int) error { req.AddData(rxqueues) } + if base.GSOMaxSegs > 0 { + gsoAttr := nl.NewRtAttr(unix.IFLA_GSO_MAX_SEGS, nl.Uint32Attr(base.GSOMaxSegs)) + req.AddData(gsoAttr) + } + + if base.GSOMaxSize > 0 { + gsoAttr := nl.NewRtAttr(unix.IFLA_GSO_MAX_SIZE, nl.Uint32Attr(base.GSOMaxSize)) + req.AddData(gsoAttr) + } + + if base.Group > 0 { + groupAttr := nl.NewRtAttr(unix.IFLA_GROUP, nl.Uint32Attr(base.Group)) + req.AddData(groupAttr) + } + if base.Namespace != nil { var attr *nl.RtAttr - switch base.Namespace.(type) { + switch ns := base.Namespace.(type) { case NsPid: - val := nl.Uint32Attr(uint32(base.Namespace.(NsPid))) + val := nl.Uint32Attr(uint32(ns)) attr = nl.NewRtAttr(unix.IFLA_NET_NS_PID, val) case NsFd: - val := nl.Uint32Attr(uint32(base.Namespace.(NsFd))) + val := nl.Uint32Attr(uint32(ns)) attr = nl.NewRtAttr(unix.IFLA_NET_NS_FD, val) } @@ -1029,47 +1252,56 @@ func (h *Handle) linkModify(link Link, flags int) error { } linkInfo := nl.NewRtAttr(unix.IFLA_LINKINFO, nil) - nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_KIND, nl.NonZeroTerminated(link.Type())) + linkInfo.AddRtAttr(nl.IFLA_INFO_KIND, nl.NonZeroTerminated(link.Type())) switch link := link.(type) { case *Vlan: b := make([]byte, 2) native.PutUint16(b, uint16(link.VlanId)) - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) - nl.NewRtAttrChild(data, nl.IFLA_VLAN_ID, b) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) + data.AddRtAttr(nl.IFLA_VLAN_ID, b) + + if link.VlanProtocol != VLAN_PROTOCOL_UNKNOWN { + data.AddRtAttr(nl.IFLA_VLAN_PROTOCOL, htons(uint16(link.VlanProtocol))) + } case *Veth: - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) - peer := nl.NewRtAttrChild(data, nl.VETH_INFO_PEER, nil) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) + peer := data.AddRtAttr(nl.VETH_INFO_PEER, nil) nl.NewIfInfomsgChild(peer, unix.AF_UNSPEC) - nl.NewRtAttrChild(peer, unix.IFLA_IFNAME, nl.ZeroTerminated(link.PeerName)) + peer.AddRtAttr(unix.IFLA_IFNAME, nl.ZeroTerminated(link.PeerName)) if base.TxQLen >= 0 { - nl.NewRtAttrChild(peer, unix.IFLA_TXQLEN, nl.Uint32Attr(uint32(base.TxQLen))) + peer.AddRtAttr(unix.IFLA_TXQLEN, nl.Uint32Attr(uint32(base.TxQLen))) } if base.MTU > 0 { - nl.NewRtAttrChild(peer, unix.IFLA_MTU, nl.Uint32Attr(uint32(base.MTU))) + peer.AddRtAttr(unix.IFLA_MTU, nl.Uint32Attr(uint32(base.MTU))) + } + if link.PeerHardwareAddr != nil { + peer.AddRtAttr(unix.IFLA_ADDRESS, []byte(link.PeerHardwareAddr)) } - case *Vxlan: addVxlanAttrs(link, linkInfo) case *Bond: addBondAttrs(link, linkInfo) case *IPVlan: - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) - nl.NewRtAttrChild(data, nl.IFLA_IPVLAN_MODE, nl.Uint16Attr(uint16(link.Mode))) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) + data.AddRtAttr(nl.IFLA_IPVLAN_MODE, nl.Uint16Attr(uint16(link.Mode))) + data.AddRtAttr(nl.IFLA_IPVLAN_FLAG, nl.Uint16Attr(uint16(link.Flag))) case *Macvlan: if link.Mode != MACVLAN_MODE_DEFAULT { - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) - nl.NewRtAttrChild(data, nl.IFLA_MACVLAN_MODE, nl.Uint32Attr(macvlanModes[link.Mode])) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) + data.AddRtAttr(nl.IFLA_MACVLAN_MODE, nl.Uint32Attr(macvlanModes[link.Mode])) } case *Macvtap: if link.Mode != MACVLAN_MODE_DEFAULT { - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) - nl.NewRtAttrChild(data, nl.IFLA_MACVLAN_MODE, nl.Uint32Attr(macvlanModes[link.Mode])) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) + data.AddRtAttr(nl.IFLA_MACVLAN_MODE, nl.Uint32Attr(macvlanModes[link.Mode])) } case *Gretap: addGretapAttrs(link, linkInfo) case *Iptun: addIptunAttrs(link, linkInfo) + case *Ip6tnl: + addIp6tnlAttrs(link, linkInfo) case *Sittun: addSittunAttrs(link, linkInfo) case *Gretun: @@ -1082,6 +1314,10 @@ func (h *Handle) linkModify(link Link, flags int) error { addBridgeAttrs(link, linkInfo) case *GTP: addGTPAttrs(link, linkInfo) + case *Xfrmi: + addXfrmiAttrs(link, linkInfo) + case *IPoIB: + addIPoIBAttrs(link, linkInfo) } req.AddData(linkInfo) @@ -1170,6 +1406,9 @@ func (h *Handle) LinkByName(name string) (Link, error) { msg := nl.NewIfInfomsg(unix.AF_UNSPEC) req.AddData(msg) + attr := nl.NewRtAttr(unix.IFLA_EXT_MASK, nl.Uint32Attr(nl.RTEXT_FILTER_VF)) + req.AddData(attr) + nameData := nl.NewRtAttr(unix.IFLA_IFNAME, nl.ZeroTerminated(name)) req.AddData(nameData) @@ -1202,6 +1441,9 @@ func (h *Handle) LinkByAlias(alias string) (Link, error) { msg := nl.NewIfInfomsg(unix.AF_UNSPEC) req.AddData(msg) + attr := nl.NewRtAttr(unix.IFLA_EXT_MASK, nl.Uint32Attr(nl.RTEXT_FILTER_VF)) + req.AddData(attr) + nameData := nl.NewRtAttr(unix.IFLA_IFALIAS, nl.ZeroTerminated(alias)) req.AddData(nameData) @@ -1228,6 +1470,8 @@ func (h *Handle) LinkByIndex(index int) (Link, error) { msg := nl.NewIfInfomsg(unix.AF_UNSPEC) msg.Index = int32(index) req.AddData(msg) + attr := nl.NewRtAttr(unix.IFLA_EXT_MASK, nl.Uint32Attr(nl.RTEXT_FILTER_VF)) + req.AddData(attr) return execGetLink(req) } @@ -1270,10 +1514,12 @@ func LinkDeserialize(hdr *unix.NlMsghdr, m []byte) (Link, error) { base.Promisc = 1 } var ( - link Link - stats32 []byte - stats64 []byte - linkType string + link Link + stats32 *LinkStatistics32 + stats64 *LinkStatistics64 + linkType string + linkSlave LinkSlave + slaveType string ) for _, attr := range attrs { switch attr.Attr.Type { @@ -1313,18 +1559,26 @@ func LinkDeserialize(hdr *unix.NlMsghdr, m []byte) (Link, error) { link = &Gretap{} case "ipip": link = &Iptun{} + case "ip6tnl": + link = &Ip6tnl{} case "sit": link = &Sittun{} case "gre": link = &Gretun{} case "ip6gre": link = &Gretun{} - case "vti": + case "vti", "vti6": link = &Vti{} case "vrf": link = &Vrf{} case "gtp": link = >P{} + case "xfrm": + link = &Xfrmi{} + case "tun": + link = &Tuntap{} + case "ipoib": + link = &IPoIB{} default: link = &GenericLink{LinkType: linkType} } @@ -1352,13 +1606,15 @@ func LinkDeserialize(hdr *unix.NlMsghdr, m []byte) (Link, error) { parseGretapData(link, data) case "ipip": parseIptunData(link, data) + case "ip6tnl": + parseIp6tnlData(link, data) case "sit": parseSittunData(link, data) case "gre": parseGretunData(link, data) case "ip6gre": parseGretunData(link, data) - case "vti": + case "vti", "vti6": parseVtiData(link, data) case "vrf": parseVrfData(link, data) @@ -1366,6 +1622,27 @@ func LinkDeserialize(hdr *unix.NlMsghdr, m []byte) (Link, error) { parseBridgeData(link, data) case "gtp": parseGTPData(link, data) + case "xfrm": + parseXfrmiData(link, data) + case "tun": + parseTuntapData(link, data) + case "ipoib": + parseIPoIBData(link, data) + } + case nl.IFLA_INFO_SLAVE_KIND: + slaveType = string(info.Value[:len(info.Value)-1]) + switch slaveType { + case "bond": + linkSlave = &BondSlave{} + } + case nl.IFLA_INFO_SLAVE_DATA: + switch slaveType { + case "bond": + data, err := nl.ParseRouteAttr(info.Value) + if err != nil { + return nil, err + } + parseBondSlaveData(linkSlave, data) } } } @@ -1392,9 +1669,15 @@ func LinkDeserialize(hdr *unix.NlMsghdr, m []byte) (Link, error) { case unix.IFLA_IFALIAS: base.Alias = string(attr.Value[:len(attr.Value)-1]) case unix.IFLA_STATS: - stats32 = attr.Value[:] + stats32 = new(LinkStatistics32) + if err := binary.Read(bytes.NewBuffer(attr.Value[:]), nl.NativeEndian(), stats32); err != nil { + return nil, err + } case unix.IFLA_STATS64: - stats64 = attr.Value[:] + stats64 = new(LinkStatistics64) + if err := binary.Read(bytes.NewBuffer(attr.Value[:]), nl.NativeEndian(), stats64); err != nil { + return nil, err + } case unix.IFLA_XDP: xdp, err := parseLinkXdp(attr.Value[:]) if err != nil { @@ -1408,19 +1691,40 @@ func LinkDeserialize(hdr *unix.NlMsghdr, m []byte) (Link, error) { if err != nil { return nil, err } - base.Protinfo = parseProtinfo(attrs) + protinfo := parseProtinfo(attrs) + base.Protinfo = &protinfo } case unix.IFLA_OPERSTATE: base.OperState = LinkOperState(uint8(attr.Value[0])) case unix.IFLA_LINK_NETNSID: base.NetNsID = int(native.Uint32(attr.Value[0:4])) + case unix.IFLA_GSO_MAX_SIZE: + base.GSOMaxSize = native.Uint32(attr.Value[0:4]) + case unix.IFLA_GSO_MAX_SEGS: + base.GSOMaxSegs = native.Uint32(attr.Value[0:4]) + case unix.IFLA_VFINFO_LIST: + data, err := nl.ParseRouteAttr(attr.Value) + if err != nil { + return nil, err + } + vfs, err := parseVfInfoList(data) + if err != nil { + return nil, err + } + base.Vfs = vfs + case unix.IFLA_NUM_TX_QUEUES: + base.NumTxQueues = int(native.Uint32(attr.Value[0:4])) + case unix.IFLA_NUM_RX_QUEUES: + base.NumRxQueues = int(native.Uint32(attr.Value[0:4])) + case unix.IFLA_GROUP: + base.Group = native.Uint32(attr.Value[0:4]) } } if stats64 != nil { - base.Statistics = parseLinkStats64(stats64) + base.Statistics = (*LinkStatistics)(stats64) } else if stats32 != nil { - base.Statistics = parseLinkStats32(stats32) + base.Statistics = (*LinkStatistics)(stats32.to64()) } // Links that don't have IFLA_INFO_KIND are hardware devices @@ -1428,10 +1732,59 @@ func LinkDeserialize(hdr *unix.NlMsghdr, m []byte) (Link, error) { link = &Device{} } *link.Attrs() = base + link.Attrs().Slave = linkSlave + + // If the tuntap attributes are not updated by netlink due to + // an older driver, use sysfs + if link != nil && linkType == "tun" { + tuntap := link.(*Tuntap) + + if tuntap.Mode == 0 { + ifname := tuntap.Attrs().Name + if flags, err := readSysPropAsInt64(ifname, "tun_flags"); err == nil { + + if flags&unix.IFF_TUN != 0 { + tuntap.Mode = unix.IFF_TUN + } else if flags&unix.IFF_TAP != 0 { + tuntap.Mode = unix.IFF_TAP + } + + tuntap.NonPersist = false + if flags&unix.IFF_PERSIST == 0 { + tuntap.NonPersist = true + } + } + + // The sysfs interface for owner/group returns -1 for root user, instead of returning 0. + // So explicitly check for negative value, before assigning the owner uid/gid. + if owner, err := readSysPropAsInt64(ifname, "owner"); err == nil && owner > 0 { + tuntap.Owner = uint32(owner) + } + + if group, err := readSysPropAsInt64(ifname, "group"); err == nil && group > 0 { + tuntap.Group = uint32(group) + } + } + } return link, nil } +func readSysPropAsInt64(ifname, prop string) (int64, error) { + fname := fmt.Sprintf("/sys/class/net/%s/%s", ifname, prop) + contents, err := ioutil.ReadFile(fname) + if err != nil { + return 0, err + } + + num, err := strconv.ParseInt(strings.TrimSpace(string(contents)), 0, 64) + if err == nil { + return num, nil + } + + return 0, err +} + // LinkList gets a list of link devices. // Equivalent to: `ip link show` func LinkList() ([]Link, error) { @@ -1447,6 +1800,8 @@ func (h *Handle) LinkList() ([]Link, error) { msg := nl.NewIfInfomsg(unix.AF_UNSPEC) req.AddData(msg) + attr := nl.NewRtAttr(unix.IFLA_EXT_MASK, nl.Uint32Attr(nl.RTEXT_FILTER_VF)) + req.AddData(attr) msgs, err := req.Execute(unix.NETLINK_ROUTE, unix.RTM_NEWLINK) if err != nil { @@ -1526,13 +1881,19 @@ func linkSubscribeAt(newNs, curNs netns.NsHandle, ch chan<- LinkUpdate, done <-c go func() { defer close(ch) for { - msgs, err := s.Receive() + msgs, from, err := s.Receive() if err != nil { if cberr != nil { cberr(err) } return } + if from.Pid != nl.PidKernel { + if cberr != nil { + cberr(fmt.Errorf("Wrong sender portid %d, expected %d", from.Pid, nl.PidKernel)) + } + continue + } for _, m := range msgs { if m.Header.Type == unix.NLMSG_DONE { continue @@ -1639,7 +2000,7 @@ func (h *Handle) setProtinfoAttr(link Link, mode bool, attr int) error { req.AddData(msg) br := nl.NewRtAttr(unix.IFLA_PROTINFO|unix.NLA_F_NESTED, nil) - nl.NewRtAttrChild(br, attr, boolToByte(mode)) + br.AddRtAttr(attr, boolToByte(mode)) req.AddData(br) _, err := req.Execute(unix.NETLINK_ROUTE, 0) if err != nil { @@ -1675,12 +2036,43 @@ func (h *Handle) LinkSetTxQLen(link Link, qlen int) error { return err } +// LinkSetGroup sets the link group id which can be used to perform mass actions +// with iproute2 as well use it as a reference in nft filters. +// Equivalent to: `ip link set $link group $id` +func LinkSetGroup(link Link, group int) error { + return pkgHandle.LinkSetGroup(link, group) +} + +// LinkSetGroup sets the link group id which can be used to perform mass actions +// with iproute2 as well use it as a reference in nft filters. +// Equivalent to: `ip link set $link group $id` +func (h *Handle) LinkSetGroup(link Link, group int) error { + base := link.Attrs() + h.ensureIndex(base) + req := h.newNetlinkRequest(unix.RTM_SETLINK, unix.NLM_F_ACK) + + msg := nl.NewIfInfomsg(unix.AF_UNSPEC) + msg.Index = int32(base.Index) + req.AddData(msg) + + b := make([]byte, 4) + native.PutUint32(b, uint32(group)) + + data := nl.NewRtAttr(unix.IFLA_GROUP, b) + req.AddData(data) + + _, err := req.Execute(unix.NETLINK_ROUTE, 0) + return err +} + func parseVlanData(link Link, data []syscall.NetlinkRouteAttr) { vlan := link.(*Vlan) for _, datum := range data { switch datum.Attr.Type { case nl.IFLA_VLAN_ID: vlan.VlanId = int(native.Uint16(datum.Value[0:2])) + case nl.IFLA_VLAN_PROTOCOL: + vlan.VlanProtocol = VlanProtocol(int(ntohs(datum.Value[0:2]))) } } } @@ -1762,7 +2154,7 @@ func parseBondData(link Link, data []syscall.NetlinkRouteAttr) { case nl.IFLA_BOND_ARP_INTERVAL: bond.ArpInterval = int(native.Uint32(data[i].Value[0:4])) case nl.IFLA_BOND_ARP_IP_TARGET: - // TODO: implement + bond.ArpIpTargets = parseBondArpIpTargets(data[i].Value) case nl.IFLA_BOND_ARP_VALIDATE: bond.ArpValidate = BondArpValidate(native.Uint32(data[i].Value[0:4])) case nl.IFLA_BOND_ARP_ALL_TARGETS: @@ -1805,12 +2197,75 @@ func parseBondData(link Link, data []syscall.NetlinkRouteAttr) { } } +func parseBondArpIpTargets(value []byte) []net.IP { + data, err := nl.ParseRouteAttr(value) + if err != nil { + return nil + } + + targets := []net.IP{} + for i := range data { + target := net.IP(data[i].Value) + if ip := target.To4(); ip != nil { + targets = append(targets, ip) + continue + } + if ip := target.To16(); ip != nil { + targets = append(targets, ip) + } + } + + return targets +} + +func addBondSlaveAttrs(bondSlave *BondSlave, linkInfo *nl.RtAttr) { + data := linkInfo.AddRtAttr(nl.IFLA_INFO_SLAVE_DATA, nil) + + data.AddRtAttr(nl.IFLA_BOND_SLAVE_STATE, nl.Uint8Attr(uint8(bondSlave.State))) + data.AddRtAttr(nl.IFLA_BOND_SLAVE_MII_STATUS, nl.Uint8Attr(uint8(bondSlave.MiiStatus))) + data.AddRtAttr(nl.IFLA_BOND_SLAVE_LINK_FAILURE_COUNT, nl.Uint32Attr(bondSlave.LinkFailureCount)) + data.AddRtAttr(nl.IFLA_BOND_SLAVE_QUEUE_ID, nl.Uint16Attr(bondSlave.QueueId)) + data.AddRtAttr(nl.IFLA_BOND_SLAVE_AD_AGGREGATOR_ID, nl.Uint16Attr(bondSlave.AggregatorId)) + data.AddRtAttr(nl.IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE, nl.Uint8Attr(bondSlave.AdActorOperPortState)) + data.AddRtAttr(nl.IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE, nl.Uint16Attr(bondSlave.AdPartnerOperPortState)) + + if mac := bondSlave.PermHardwareAddr; mac != nil { + data.AddRtAttr(nl.IFLA_BOND_SLAVE_PERM_HWADDR, []byte(mac)) + } +} + +func parseBondSlaveData(slave LinkSlave, data []syscall.NetlinkRouteAttr) { + bondSlave := slave.(*BondSlave) + for i := range data { + switch data[i].Attr.Type { + case nl.IFLA_BOND_SLAVE_STATE: + bondSlave.State = BondSlaveState(data[i].Value[0]) + case nl.IFLA_BOND_SLAVE_MII_STATUS: + bondSlave.MiiStatus = BondSlaveMiiStatus(data[i].Value[0]) + case nl.IFLA_BOND_SLAVE_LINK_FAILURE_COUNT: + bondSlave.LinkFailureCount = native.Uint32(data[i].Value[0:4]) + case nl.IFLA_BOND_SLAVE_PERM_HWADDR: + bondSlave.PermHardwareAddr = net.HardwareAddr(data[i].Value[0:6]) + case nl.IFLA_BOND_SLAVE_QUEUE_ID: + bondSlave.QueueId = native.Uint16(data[i].Value[0:2]) + case nl.IFLA_BOND_SLAVE_AD_AGGREGATOR_ID: + bondSlave.AggregatorId = native.Uint16(data[i].Value[0:2]) + case nl.IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE: + bondSlave.AdActorOperPortState = uint8(data[i].Value[0]) + case nl.IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE: + bondSlave.AdPartnerOperPortState = native.Uint16(data[i].Value[0:2]) + } + } +} + func parseIPVlanData(link Link, data []syscall.NetlinkRouteAttr) { ipv := link.(*IPVlan) for _, datum := range data { - if datum.Attr.Type == nl.IFLA_IPVLAN_MODE { + switch datum.Attr.Type { + case nl.IFLA_IPVLAN_MODE: ipv.Mode = IPVlanMode(native.Uint32(datum.Value[0:4])) - return + case nl.IFLA_IPVLAN_FLAG: + ipv.Flag = IPVlanFlag(native.Uint32(datum.Value[0:4])) } } } @@ -1873,11 +2328,11 @@ func linkFlags(rawFlags uint32) net.Flags { } func addGretapAttrs(gretap *Gretap, linkInfo *nl.RtAttr) { - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) if gretap.FlowBased { // In flow based mode, no other attributes need to be configured - nl.NewRtAttrChild(data, nl.IFLA_GRE_COLLECT_METADATA, boolAttr(gretap.FlowBased)) + data.AddRtAttr(nl.IFLA_GRE_COLLECT_METADATA, boolAttr(gretap.FlowBased)) return } @@ -1885,40 +2340,40 @@ func addGretapAttrs(gretap *Gretap, linkInfo *nl.RtAttr) { if ip.To4() != nil { ip = ip.To4() } - nl.NewRtAttrChild(data, nl.IFLA_GRE_LOCAL, []byte(ip)) + data.AddRtAttr(nl.IFLA_GRE_LOCAL, []byte(ip)) } if ip := gretap.Remote; ip != nil { if ip.To4() != nil { ip = ip.To4() } - nl.NewRtAttrChild(data, nl.IFLA_GRE_REMOTE, []byte(ip)) + data.AddRtAttr(nl.IFLA_GRE_REMOTE, []byte(ip)) } if gretap.IKey != 0 { - nl.NewRtAttrChild(data, nl.IFLA_GRE_IKEY, htonl(gretap.IKey)) + data.AddRtAttr(nl.IFLA_GRE_IKEY, htonl(gretap.IKey)) gretap.IFlags |= uint16(nl.GRE_KEY) } if gretap.OKey != 0 { - nl.NewRtAttrChild(data, nl.IFLA_GRE_OKEY, htonl(gretap.OKey)) + data.AddRtAttr(nl.IFLA_GRE_OKEY, htonl(gretap.OKey)) gretap.OFlags |= uint16(nl.GRE_KEY) } - nl.NewRtAttrChild(data, nl.IFLA_GRE_IFLAGS, htons(gretap.IFlags)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_OFLAGS, htons(gretap.OFlags)) + data.AddRtAttr(nl.IFLA_GRE_IFLAGS, htons(gretap.IFlags)) + data.AddRtAttr(nl.IFLA_GRE_OFLAGS, htons(gretap.OFlags)) if gretap.Link != 0 { - nl.NewRtAttrChild(data, nl.IFLA_GRE_LINK, nl.Uint32Attr(gretap.Link)) + data.AddRtAttr(nl.IFLA_GRE_LINK, nl.Uint32Attr(gretap.Link)) } - nl.NewRtAttrChild(data, nl.IFLA_GRE_PMTUDISC, nl.Uint8Attr(gretap.PMtuDisc)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_TTL, nl.Uint8Attr(gretap.Ttl)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_TOS, nl.Uint8Attr(gretap.Tos)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_TYPE, nl.Uint16Attr(gretap.EncapType)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_FLAGS, nl.Uint16Attr(gretap.EncapFlags)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_SPORT, htons(gretap.EncapSport)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_DPORT, htons(gretap.EncapDport)) + data.AddRtAttr(nl.IFLA_GRE_PMTUDISC, nl.Uint8Attr(gretap.PMtuDisc)) + data.AddRtAttr(nl.IFLA_GRE_TTL, nl.Uint8Attr(gretap.Ttl)) + data.AddRtAttr(nl.IFLA_GRE_TOS, nl.Uint8Attr(gretap.Tos)) + data.AddRtAttr(nl.IFLA_GRE_ENCAP_TYPE, nl.Uint16Attr(gretap.EncapType)) + data.AddRtAttr(nl.IFLA_GRE_ENCAP_FLAGS, nl.Uint16Attr(gretap.EncapFlags)) + data.AddRtAttr(nl.IFLA_GRE_ENCAP_SPORT, htons(gretap.EncapSport)) + data.AddRtAttr(nl.IFLA_GRE_ENCAP_DPORT, htons(gretap.EncapDport)) } func parseGretapData(link Link, data []syscall.NetlinkRouteAttr) { @@ -1930,9 +2385,9 @@ func parseGretapData(link Link, data []syscall.NetlinkRouteAttr) { case nl.IFLA_GRE_IKEY: gre.OKey = ntohl(datum.Value[0:4]) case nl.IFLA_GRE_LOCAL: - gre.Local = net.IP(datum.Value[0:16]) + gre.Local = net.IP(datum.Value) case nl.IFLA_GRE_REMOTE: - gre.Remote = net.IP(datum.Value[0:16]) + gre.Remote = net.IP(datum.Value) case nl.IFLA_GRE_ENCAP_SPORT: gre.EncapSport = ntohs(datum.Value[0:2]) case nl.IFLA_GRE_ENCAP_DPORT: @@ -1941,7 +2396,6 @@ func parseGretapData(link Link, data []syscall.NetlinkRouteAttr) { gre.IFlags = ntohs(datum.Value[0:2]) case nl.IFLA_GRE_OFLAGS: gre.OFlags = ntohs(datum.Value[0:2]) - case nl.IFLA_GRE_TTL: gre.Ttl = uint8(datum.Value[0]) case nl.IFLA_GRE_TOS: @@ -1953,73 +2407,70 @@ func parseGretapData(link Link, data []syscall.NetlinkRouteAttr) { case nl.IFLA_GRE_ENCAP_FLAGS: gre.EncapFlags = native.Uint16(datum.Value[0:2]) case nl.IFLA_GRE_COLLECT_METADATA: - if len(datum.Value) > 0 { - gre.FlowBased = int8(datum.Value[0]) != 0 - } + gre.FlowBased = true } } } func addGretunAttrs(gre *Gretun, linkInfo *nl.RtAttr) { - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) if ip := gre.Local; ip != nil { if ip.To4() != nil { ip = ip.To4() } - nl.NewRtAttrChild(data, nl.IFLA_GRE_LOCAL, []byte(ip)) + data.AddRtAttr(nl.IFLA_GRE_LOCAL, []byte(ip)) } if ip := gre.Remote; ip != nil { if ip.To4() != nil { ip = ip.To4() } - nl.NewRtAttrChild(data, nl.IFLA_GRE_REMOTE, []byte(ip)) + data.AddRtAttr(nl.IFLA_GRE_REMOTE, []byte(ip)) } if gre.IKey != 0 { - nl.NewRtAttrChild(data, nl.IFLA_GRE_IKEY, htonl(gre.IKey)) + data.AddRtAttr(nl.IFLA_GRE_IKEY, htonl(gre.IKey)) gre.IFlags |= uint16(nl.GRE_KEY) } if gre.OKey != 0 { - nl.NewRtAttrChild(data, nl.IFLA_GRE_OKEY, htonl(gre.OKey)) + data.AddRtAttr(nl.IFLA_GRE_OKEY, htonl(gre.OKey)) gre.OFlags |= uint16(nl.GRE_KEY) } - nl.NewRtAttrChild(data, nl.IFLA_GRE_IFLAGS, htons(gre.IFlags)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_OFLAGS, htons(gre.OFlags)) + data.AddRtAttr(nl.IFLA_GRE_IFLAGS, htons(gre.IFlags)) + data.AddRtAttr(nl.IFLA_GRE_OFLAGS, htons(gre.OFlags)) if gre.Link != 0 { - nl.NewRtAttrChild(data, nl.IFLA_GRE_LINK, nl.Uint32Attr(gre.Link)) + data.AddRtAttr(nl.IFLA_GRE_LINK, nl.Uint32Attr(gre.Link)) } - nl.NewRtAttrChild(data, nl.IFLA_GRE_PMTUDISC, nl.Uint8Attr(gre.PMtuDisc)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_TTL, nl.Uint8Attr(gre.Ttl)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_TOS, nl.Uint8Attr(gre.Tos)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_TYPE, nl.Uint16Attr(gre.EncapType)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_FLAGS, nl.Uint16Attr(gre.EncapFlags)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_SPORT, htons(gre.EncapSport)) - nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_DPORT, htons(gre.EncapDport)) + data.AddRtAttr(nl.IFLA_GRE_PMTUDISC, nl.Uint8Attr(gre.PMtuDisc)) + data.AddRtAttr(nl.IFLA_GRE_TTL, nl.Uint8Attr(gre.Ttl)) + data.AddRtAttr(nl.IFLA_GRE_TOS, nl.Uint8Attr(gre.Tos)) + data.AddRtAttr(nl.IFLA_GRE_ENCAP_TYPE, nl.Uint16Attr(gre.EncapType)) + data.AddRtAttr(nl.IFLA_GRE_ENCAP_FLAGS, nl.Uint16Attr(gre.EncapFlags)) + data.AddRtAttr(nl.IFLA_GRE_ENCAP_SPORT, htons(gre.EncapSport)) + data.AddRtAttr(nl.IFLA_GRE_ENCAP_DPORT, htons(gre.EncapDport)) } func parseGretunData(link Link, data []syscall.NetlinkRouteAttr) { gre := link.(*Gretun) for _, datum := range data { switch datum.Attr.Type { - case nl.IFLA_GRE_OKEY: - gre.IKey = ntohl(datum.Value[0:4]) case nl.IFLA_GRE_IKEY: + gre.IKey = ntohl(datum.Value[0:4]) + case nl.IFLA_GRE_OKEY: gre.OKey = ntohl(datum.Value[0:4]) case nl.IFLA_GRE_LOCAL: - gre.Local = net.IP(datum.Value[0:16]) + gre.Local = net.IP(datum.Value) case nl.IFLA_GRE_REMOTE: - gre.Remote = net.IP(datum.Value[0:16]) + gre.Remote = net.IP(datum.Value) case nl.IFLA_GRE_IFLAGS: gre.IFlags = ntohs(datum.Value[0:2]) case nl.IFLA_GRE_OFLAGS: gre.OFlags = ntohs(datum.Value[0:2]) - case nl.IFLA_GRE_TTL: gre.Ttl = uint8(datum.Value[0]) case nl.IFLA_GRE_TOS: @@ -2038,23 +2489,15 @@ func parseGretunData(link Link, data []syscall.NetlinkRouteAttr) { } } -func parseLinkStats32(data []byte) *LinkStatistics { - return (*LinkStatistics)((*LinkStatistics32)(unsafe.Pointer(&data[0:SizeofLinkStats32][0])).to64()) -} - -func parseLinkStats64(data []byte) *LinkStatistics { - return (*LinkStatistics)((*LinkStatistics64)(unsafe.Pointer(&data[0:SizeofLinkStats64][0]))) -} - func addXdpAttrs(xdp *LinkXdp, req *nl.NetlinkRequest) { attrs := nl.NewRtAttr(unix.IFLA_XDP|unix.NLA_F_NESTED, nil) b := make([]byte, 4) native.PutUint32(b, uint32(xdp.Fd)) - nl.NewRtAttrChild(attrs, nl.IFLA_XDP_FD, b) + attrs.AddRtAttr(nl.IFLA_XDP_FD, b) if xdp.Flags != 0 { b := make([]byte, 4) native.PutUint32(b, xdp.Flags) - nl.NewRtAttrChild(attrs, nl.IFLA_XDP_FLAGS, b) + attrs.AddRtAttr(nl.IFLA_XDP_FLAGS, b) } req.AddData(attrs) } @@ -2083,32 +2526,32 @@ func parseLinkXdp(data []byte) (*LinkXdp, error) { func addIptunAttrs(iptun *Iptun, linkInfo *nl.RtAttr) { if iptun.FlowBased { // In flow based mode, no other attributes need to be configured - nl.NewRtAttrChild(linkInfo, nl.IFLA_IPTUN_COLLECT_METADATA, boolAttr(iptun.FlowBased)) + linkInfo.AddRtAttr(nl.IFLA_IPTUN_COLLECT_METADATA, boolAttr(iptun.FlowBased)) return } - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) ip := iptun.Local.To4() if ip != nil { - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_LOCAL, []byte(ip)) + data.AddRtAttr(nl.IFLA_IPTUN_LOCAL, []byte(ip)) } ip = iptun.Remote.To4() if ip != nil { - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_REMOTE, []byte(ip)) + data.AddRtAttr(nl.IFLA_IPTUN_REMOTE, []byte(ip)) } if iptun.Link != 0 { - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_LINK, nl.Uint32Attr(iptun.Link)) + data.AddRtAttr(nl.IFLA_IPTUN_LINK, nl.Uint32Attr(iptun.Link)) } - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_PMTUDISC, nl.Uint8Attr(iptun.PMtuDisc)) - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_TTL, nl.Uint8Attr(iptun.Ttl)) - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_TOS, nl.Uint8Attr(iptun.Tos)) - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_ENCAP_TYPE, nl.Uint16Attr(iptun.EncapType)) - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_ENCAP_FLAGS, nl.Uint16Attr(iptun.EncapFlags)) - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_ENCAP_SPORT, htons(iptun.EncapSport)) - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_ENCAP_DPORT, htons(iptun.EncapDport)) + data.AddRtAttr(nl.IFLA_IPTUN_PMTUDISC, nl.Uint8Attr(iptun.PMtuDisc)) + data.AddRtAttr(nl.IFLA_IPTUN_TTL, nl.Uint8Attr(iptun.Ttl)) + data.AddRtAttr(nl.IFLA_IPTUN_TOS, nl.Uint8Attr(iptun.Tos)) + data.AddRtAttr(nl.IFLA_IPTUN_ENCAP_TYPE, nl.Uint16Attr(iptun.EncapType)) + data.AddRtAttr(nl.IFLA_IPTUN_ENCAP_FLAGS, nl.Uint16Attr(iptun.EncapFlags)) + data.AddRtAttr(nl.IFLA_IPTUN_ENCAP_SPORT, htons(iptun.EncapSport)) + data.AddRtAttr(nl.IFLA_IPTUN_ENCAP_DPORT, htons(iptun.EncapDport)) } func parseIptunData(link Link, data []syscall.NetlinkRouteAttr) { @@ -2139,34 +2582,83 @@ func parseIptunData(link Link, data []syscall.NetlinkRouteAttr) { } } +func addIp6tnlAttrs(ip6tnl *Ip6tnl, linkInfo *nl.RtAttr) { + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) + + if ip6tnl.Link != 0 { + data.AddRtAttr(nl.IFLA_IPTUN_LINK, nl.Uint32Attr(ip6tnl.Link)) + } + + ip := ip6tnl.Local.To16() + if ip != nil { + data.AddRtAttr(nl.IFLA_IPTUN_LOCAL, []byte(ip)) + } + + ip = ip6tnl.Remote.To16() + if ip != nil { + data.AddRtAttr(nl.IFLA_IPTUN_REMOTE, []byte(ip)) + } + + data.AddRtAttr(nl.IFLA_IPTUN_TTL, nl.Uint8Attr(ip6tnl.Ttl)) + data.AddRtAttr(nl.IFLA_IPTUN_TOS, nl.Uint8Attr(ip6tnl.Tos)) + data.AddRtAttr(nl.IFLA_IPTUN_ENCAP_LIMIT, nl.Uint8Attr(ip6tnl.EncapLimit)) + data.AddRtAttr(nl.IFLA_IPTUN_FLAGS, nl.Uint32Attr(ip6tnl.Flags)) + data.AddRtAttr(nl.IFLA_IPTUN_PROTO, nl.Uint8Attr(ip6tnl.Proto)) + data.AddRtAttr(nl.IFLA_IPTUN_FLOWINFO, nl.Uint32Attr(ip6tnl.FlowInfo)) +} + +func parseIp6tnlData(link Link, data []syscall.NetlinkRouteAttr) { + ip6tnl := link.(*Ip6tnl) + for _, datum := range data { + switch datum.Attr.Type { + case nl.IFLA_IPTUN_LOCAL: + ip6tnl.Local = net.IP(datum.Value[:16]) + case nl.IFLA_IPTUN_REMOTE: + ip6tnl.Remote = net.IP(datum.Value[:16]) + case nl.IFLA_IPTUN_TTL: + ip6tnl.Ttl = uint8(datum.Value[0]) + case nl.IFLA_IPTUN_TOS: + ip6tnl.Tos = uint8(datum.Value[0]) + case nl.IFLA_IPTUN_ENCAP_LIMIT: + ip6tnl.EncapLimit = uint8(datum.Value[0]) + case nl.IFLA_IPTUN_FLAGS: + ip6tnl.Flags = native.Uint32(datum.Value[:4]) + case nl.IFLA_IPTUN_PROTO: + ip6tnl.Proto = uint8(datum.Value[0]) + case nl.IFLA_IPTUN_FLOWINFO: + ip6tnl.FlowInfo = native.Uint32(datum.Value[:4]) + } + } +} + func addSittunAttrs(sittun *Sittun, linkInfo *nl.RtAttr) { - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) if sittun.Link != 0 { - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_LINK, nl.Uint32Attr(sittun.Link)) + data.AddRtAttr(nl.IFLA_IPTUN_LINK, nl.Uint32Attr(sittun.Link)) } ip := sittun.Local.To4() if ip != nil { - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_LOCAL, []byte(ip)) + data.AddRtAttr(nl.IFLA_IPTUN_LOCAL, []byte(ip)) } ip = sittun.Remote.To4() if ip != nil { - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_REMOTE, []byte(ip)) + data.AddRtAttr(nl.IFLA_IPTUN_REMOTE, []byte(ip)) } if sittun.Ttl > 0 { // Would otherwise fail on 3.10 kernel - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_TTL, nl.Uint8Attr(sittun.Ttl)) + data.AddRtAttr(nl.IFLA_IPTUN_TTL, nl.Uint8Attr(sittun.Ttl)) } - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_TOS, nl.Uint8Attr(sittun.Tos)) - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_PMTUDISC, nl.Uint8Attr(sittun.PMtuDisc)) - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_ENCAP_TYPE, nl.Uint16Attr(sittun.EncapType)) - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_ENCAP_FLAGS, nl.Uint16Attr(sittun.EncapFlags)) - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_ENCAP_SPORT, htons(sittun.EncapSport)) - nl.NewRtAttrChild(data, nl.IFLA_IPTUN_ENCAP_DPORT, htons(sittun.EncapDport)) + data.AddRtAttr(nl.IFLA_IPTUN_TOS, nl.Uint8Attr(sittun.Tos)) + data.AddRtAttr(nl.IFLA_IPTUN_PMTUDISC, nl.Uint8Attr(sittun.PMtuDisc)) + data.AddRtAttr(nl.IFLA_IPTUN_ENCAP_TYPE, nl.Uint16Attr(sittun.EncapType)) + data.AddRtAttr(nl.IFLA_IPTUN_ENCAP_FLAGS, nl.Uint16Attr(sittun.EncapFlags)) + data.AddRtAttr(nl.IFLA_IPTUN_ENCAP_SPORT, htons(sittun.EncapSport)) + data.AddRtAttr(nl.IFLA_IPTUN_ENCAP_DPORT, htons(sittun.EncapDport)) } func parseSittunData(link Link, data []syscall.NetlinkRouteAttr) { @@ -2196,24 +2688,39 @@ func parseSittunData(link Link, data []syscall.NetlinkRouteAttr) { } func addVtiAttrs(vti *Vti, linkInfo *nl.RtAttr) { - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) + + family := FAMILY_V4 + if vti.Local.To4() == nil { + family = FAMILY_V6 + } - ip := vti.Local.To4() + var ip net.IP + + if family == FAMILY_V4 { + ip = vti.Local.To4() + } else { + ip = vti.Local + } if ip != nil { - nl.NewRtAttrChild(data, nl.IFLA_VTI_LOCAL, []byte(ip)) + data.AddRtAttr(nl.IFLA_VTI_LOCAL, []byte(ip)) } - ip = vti.Remote.To4() + if family == FAMILY_V4 { + ip = vti.Remote.To4() + } else { + ip = vti.Remote + } if ip != nil { - nl.NewRtAttrChild(data, nl.IFLA_VTI_REMOTE, []byte(ip)) + data.AddRtAttr(nl.IFLA_VTI_REMOTE, []byte(ip)) } if vti.Link != 0 { - nl.NewRtAttrChild(data, nl.IFLA_VTI_LINK, nl.Uint32Attr(vti.Link)) + data.AddRtAttr(nl.IFLA_VTI_LINK, nl.Uint32Attr(vti.Link)) } - nl.NewRtAttrChild(data, nl.IFLA_VTI_IKEY, htonl(vti.IKey)) - nl.NewRtAttrChild(data, nl.IFLA_VTI_OKEY, htonl(vti.OKey)) + data.AddRtAttr(nl.IFLA_VTI_IKEY, htonl(vti.IKey)) + data.AddRtAttr(nl.IFLA_VTI_OKEY, htonl(vti.OKey)) } func parseVtiData(link Link, data []syscall.NetlinkRouteAttr) { @@ -2221,9 +2728,9 @@ func parseVtiData(link Link, data []syscall.NetlinkRouteAttr) { for _, datum := range data { switch datum.Attr.Type { case nl.IFLA_VTI_LOCAL: - vti.Local = net.IP(datum.Value[0:4]) + vti.Local = net.IP(datum.Value) case nl.IFLA_VTI_REMOTE: - vti.Remote = net.IP(datum.Value[0:4]) + vti.Remote = net.IP(datum.Value) case nl.IFLA_VTI_IKEY: vti.IKey = ntohl(datum.Value[0:4]) case nl.IFLA_VTI_OKEY: @@ -2233,10 +2740,10 @@ func parseVtiData(link Link, data []syscall.NetlinkRouteAttr) { } func addVrfAttrs(vrf *Vrf, linkInfo *nl.RtAttr) { - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) b := make([]byte, 4) native.PutUint32(b, uint32(vrf.Table)) - nl.NewRtAttrChild(data, nl.IFLA_VRF_TABLE, b) + data.AddRtAttr(nl.IFLA_VRF_TABLE, b) } func parseVrfData(link Link, data []syscall.NetlinkRouteAttr) { @@ -2250,12 +2757,15 @@ func parseVrfData(link Link, data []syscall.NetlinkRouteAttr) { } func addBridgeAttrs(bridge *Bridge, linkInfo *nl.RtAttr) { - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) if bridge.MulticastSnooping != nil { - nl.NewRtAttrChild(data, nl.IFLA_BR_MCAST_SNOOPING, boolToByte(*bridge.MulticastSnooping)) + data.AddRtAttr(nl.IFLA_BR_MCAST_SNOOPING, boolToByte(*bridge.MulticastSnooping)) } if bridge.HelloTime != nil { - nl.NewRtAttrChild(data, nl.IFLA_BR_HELLO_TIME, nl.Uint32Attr(*bridge.HelloTime)) + data.AddRtAttr(nl.IFLA_BR_HELLO_TIME, nl.Uint32Attr(*bridge.HelloTime)) + } + if bridge.VlanFiltering != nil { + data.AddRtAttr(nl.IFLA_BR_VLAN_FILTERING, boolToByte(*bridge.VlanFiltering)) } } @@ -2269,17 +2779,20 @@ func parseBridgeData(bridge Link, data []syscall.NetlinkRouteAttr) { case nl.IFLA_BR_MCAST_SNOOPING: mcastSnooping := datum.Value[0] == 1 br.MulticastSnooping = &mcastSnooping + case nl.IFLA_BR_VLAN_FILTERING: + vlanFiltering := datum.Value[0] == 1 + br.VlanFiltering = &vlanFiltering } } } func addGTPAttrs(gtp *GTP, linkInfo *nl.RtAttr) { - data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil) - nl.NewRtAttrChild(data, nl.IFLA_GTP_FD0, nl.Uint32Attr(uint32(gtp.FD0))) - nl.NewRtAttrChild(data, nl.IFLA_GTP_FD1, nl.Uint32Attr(uint32(gtp.FD1))) - nl.NewRtAttrChild(data, nl.IFLA_GTP_PDP_HASHSIZE, nl.Uint32Attr(131072)) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) + data.AddRtAttr(nl.IFLA_GTP_FD0, nl.Uint32Attr(uint32(gtp.FD0))) + data.AddRtAttr(nl.IFLA_GTP_FD1, nl.Uint32Attr(uint32(gtp.FD1))) + data.AddRtAttr(nl.IFLA_GTP_PDP_HASHSIZE, nl.Uint32Attr(131072)) if gtp.Role != nl.GTP_ROLE_GGSN { - nl.NewRtAttrChild(data, nl.IFLA_GTP_ROLE, nl.Uint32Attr(uint32(gtp.Role))) + data.AddRtAttr(nl.IFLA_GTP_ROLE, nl.Uint32Attr(uint32(gtp.Role))) } } @@ -2299,6 +2812,70 @@ func parseGTPData(link Link, data []syscall.NetlinkRouteAttr) { } } +func parseVfInfoList(data []syscall.NetlinkRouteAttr) ([]VfInfo, error) { + var vfs []VfInfo + + for i, element := range data { + if element.Attr.Type != nl.IFLA_VF_INFO { + return nil, fmt.Errorf("Incorrect element type in vf info list: %d", element.Attr.Type) + } + vfAttrs, err := nl.ParseRouteAttr(element.Value) + if err != nil { + return nil, err + } + vfs = append(vfs, parseVfInfo(vfAttrs, i)) + } + return vfs, nil +} + +func parseVfInfo(data []syscall.NetlinkRouteAttr, id int) VfInfo { + vf := VfInfo{ID: id} + for _, element := range data { + switch element.Attr.Type { + case nl.IFLA_VF_MAC: + mac := nl.DeserializeVfMac(element.Value[:]) + vf.Mac = mac.Mac[:6] + case nl.IFLA_VF_VLAN: + vl := nl.DeserializeVfVlan(element.Value[:]) + vf.Vlan = int(vl.Vlan) + vf.Qos = int(vl.Qos) + case nl.IFLA_VF_TX_RATE: + txr := nl.DeserializeVfTxRate(element.Value[:]) + vf.TxRate = int(txr.Rate) + case nl.IFLA_VF_SPOOFCHK: + sp := nl.DeserializeVfSpoofchk(element.Value[:]) + vf.Spoofchk = sp.Setting != 0 + case nl.IFLA_VF_LINK_STATE: + ls := nl.DeserializeVfLinkState(element.Value[:]) + vf.LinkState = ls.LinkState + case nl.IFLA_VF_RATE: + vfr := nl.DeserializeVfRate(element.Value[:]) + vf.MaxTxRate = vfr.MaxTxRate + vf.MinTxRate = vfr.MinTxRate + } + } + return vf +} + +func addXfrmiAttrs(xfrmi *Xfrmi, linkInfo *nl.RtAttr) { + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) + data.AddRtAttr(nl.IFLA_XFRM_LINK, nl.Uint32Attr(uint32(xfrmi.ParentIndex))) + data.AddRtAttr(nl.IFLA_XFRM_IF_ID, nl.Uint32Attr(xfrmi.Ifid)) + +} + +func parseXfrmiData(link Link, data []syscall.NetlinkRouteAttr) { + xfrmi := link.(*Xfrmi) + for _, datum := range data { + switch datum.Attr.Type { + case nl.IFLA_XFRM_LINK: + xfrmi.ParentIndex = int(native.Uint32(datum.Value)) + case nl.IFLA_XFRM_IF_ID: + xfrmi.Ifid = native.Uint32(datum.Value) + } + } +} + // LinkSetBondSlave add slave to bond link via ioctl interface. func LinkSetBondSlave(link Link, master *Bond) error { fd, err := getSocketUDP() @@ -2316,6 +2893,52 @@ func LinkSetBondSlave(link Link, master *Bond) error { return nil } +// LinkSetBondSlaveQueueId modify bond slave queue-id. +func (h *Handle) LinkSetBondSlaveQueueId(link Link, queueId uint16) error { + base := link.Attrs() + h.ensureIndex(base) + req := h.newNetlinkRequest(unix.RTM_SETLINK, unix.NLM_F_ACK) + + msg := nl.NewIfInfomsg(unix.AF_UNSPEC) + msg.Index = int32(base.Index) + req.AddData(msg) + + linkInfo := nl.NewRtAttr(unix.IFLA_LINKINFO, nil) + data := linkInfo.AddRtAttr(nl.IFLA_INFO_SLAVE_DATA, nil) + data.AddRtAttr(nl.IFLA_BOND_SLAVE_QUEUE_ID, nl.Uint16Attr(queueId)) + + req.AddData(linkInfo) + _, err := req.Execute(unix.NETLINK_ROUTE, 0) + return err +} + +// LinkSetBondSlaveQueueId modify bond slave queue-id. +func LinkSetBondSlaveQueueId(link Link, queueId uint16) error { + return pkgHandle.LinkSetBondSlaveQueueId(link, queueId) +} + +func vethStatsSerialize(stats ethtoolStats) ([]byte, error) { + statsSize := int(unsafe.Sizeof(stats)) + int(stats.nStats)*int(unsafe.Sizeof(uint64(0))) + b := make([]byte, 0, statsSize) + buf := bytes.NewBuffer(b) + err := binary.Write(buf, nl.NativeEndian(), stats) + return buf.Bytes()[:statsSize], err +} + +type vethEthtoolStats struct { + Cmd uint32 + NStats uint32 + Peer uint64 + // Newer kernels have XDP stats in here, but we only care + // to extract the peer ifindex here. +} + +func vethStatsDeserialize(b []byte) (vethEthtoolStats, error) { + var stats = vethEthtoolStats{} + err := binary.Read(bytes.NewReader(b), nl.NativeEndian(), &stats) + return stats, err +} + // VethPeerIndex get veth peer index. func VethPeerIndex(link *Veth) (int, error) { fd, err := getSocketUDP() @@ -2330,25 +2953,66 @@ func VethPeerIndex(link *Veth) (int, error) { return -1, fmt.Errorf("SIOCETHTOOL request for %q failed, errno=%v", link.Attrs().Name, errno) } - gstrings := ðtoolGstrings{ - cmd: ETHTOOL_GSTRINGS, - stringSet: ETH_SS_STATS, - length: sSet.data[0], + stats := ethtoolStats{ + cmd: ETHTOOL_GSTATS, + nStats: sSet.data[0], + } + + buffer, err := vethStatsSerialize(stats) + if err != nil { + return -1, err } - ifreq.Data = uintptr(unsafe.Pointer(gstrings)) + + ifreq.Data = uintptr(unsafe.Pointer(&buffer[0])) _, _, errno = syscall.Syscall(syscall.SYS_IOCTL, uintptr(fd), SIOCETHTOOL, uintptr(unsafe.Pointer(ifreq))) if errno != 0 { return -1, fmt.Errorf("SIOCETHTOOL request for %q failed, errno=%v", link.Attrs().Name, errno) } - stats := ðtoolStats{ - cmd: ETHTOOL_GSTATS, - nStats: gstrings.length, + vstats, err := vethStatsDeserialize(buffer) + if err != nil { + return -1, err } - ifreq.Data = uintptr(unsafe.Pointer(stats)) - _, _, errno = syscall.Syscall(syscall.SYS_IOCTL, uintptr(fd), SIOCETHTOOL, uintptr(unsafe.Pointer(ifreq))) - if errno != 0 { - return -1, fmt.Errorf("SIOCETHTOOL request for %q failed, errno=%v", link.Attrs().Name, errno) + + return int(vstats.Peer), nil +} + +func parseTuntapData(link Link, data []syscall.NetlinkRouteAttr) { + tuntap := link.(*Tuntap) + for _, datum := range data { + switch datum.Attr.Type { + case nl.IFLA_TUN_OWNER: + tuntap.Owner = native.Uint32(datum.Value) + case nl.IFLA_TUN_GROUP: + tuntap.Group = native.Uint32(datum.Value) + case nl.IFLA_TUN_TYPE: + tuntap.Mode = TuntapMode(uint8(datum.Value[0])) + case nl.IFLA_TUN_PERSIST: + tuntap.NonPersist = false + if uint8(datum.Value[0]) == 0 { + tuntap.NonPersist = true + } + } + } +} + +func parseIPoIBData(link Link, data []syscall.NetlinkRouteAttr) { + ipoib := link.(*IPoIB) + for _, datum := range data { + switch datum.Attr.Type { + case nl.IFLA_IPOIB_PKEY: + ipoib.Pkey = uint16(native.Uint16(datum.Value)) + case nl.IFLA_IPOIB_MODE: + ipoib.Mode = IPoIBMode(native.Uint16(datum.Value)) + case nl.IFLA_IPOIB_UMCAST: + ipoib.Umcast = uint16(native.Uint16(datum.Value)) + } } - return int(stats.data[0]), nil +} + +func addIPoIBAttrs(ipoib *IPoIB, linkInfo *nl.RtAttr) { + data := linkInfo.AddRtAttr(nl.IFLA_INFO_DATA, nil) + data.AddRtAttr(nl.IFLA_IPOIB_PKEY, nl.Uint16Attr(uint16(ipoib.Pkey))) + data.AddRtAttr(nl.IFLA_IPOIB_MODE, nl.Uint16Attr(uint16(ipoib.Mode))) + data.AddRtAttr(nl.IFLA_IPOIB_UMCAST, nl.Uint16Attr(uint16(ipoib.Umcast))) } diff --git a/vendor/github.com/vishvananda/netlink/neigh.go b/vendor/github.com/vishvananda/netlink/neigh.go index 3f5cd497a..379e5655f 100644 --- a/vendor/github.com/vishvananda/netlink/neigh.go +++ b/vendor/github.com/vishvananda/netlink/neigh.go @@ -17,9 +17,16 @@ type Neigh struct { LLIPAddr net.IP //Used in the case of NHRP Vlan int VNI int + MasterIndex int } // String returns $ip/$hwaddr $label func (neigh *Neigh) String() string { return fmt.Sprintf("%s %s", neigh.IP, neigh.HardwareAddr) } + +// NeighUpdate is sent when a neighbor changes - type is RTM_NEWNEIGH or RTM_DELNEIGH. +type NeighUpdate struct { + Type uint16 + Neigh +} diff --git a/vendor/github.com/vishvananda/netlink/neigh_linux.go b/vendor/github.com/vishvananda/netlink/neigh_linux.go index f75c22649..cb3b55d35 100644 --- a/vendor/github.com/vishvananda/netlink/neigh_linux.go +++ b/vendor/github.com/vishvananda/netlink/neigh_linux.go @@ -1,10 +1,13 @@ package netlink import ( + "fmt" "net" + "syscall" "unsafe" "github.com/vishvananda/netlink/nl" + "github.com/vishvananda/netns" "golang.org/x/sys/unix" ) @@ -18,7 +21,10 @@ const ( NDA_PORT NDA_VNI NDA_IFINDEX - NDA_MAX = NDA_IFINDEX + NDA_MASTER + NDA_LINK_NETNSID + NDA_SRC_VNI + NDA_MAX = NDA_SRC_VNI ) // Neighbor Cache Entry States. @@ -43,6 +49,7 @@ const ( NTF_ROUTER = 0x80 ) +// Ndmsg is for adding, removing or receiving information about a neighbor table entry type Ndmsg struct { Family uint8 Index uint32 @@ -170,45 +177,58 @@ func neighHandle(neigh *Neigh, req *nl.NetlinkRequest) error { req.AddData(vniData) } + if neigh.MasterIndex != 0 { + masterData := nl.NewRtAttr(NDA_MASTER, nl.Uint32Attr(uint32(neigh.MasterIndex))) + req.AddData(masterData) + } + _, err := req.Execute(unix.NETLINK_ROUTE, 0) return err } -// NeighList gets a list of IP-MAC mappings in the system (ARP table). +// NeighList returns a list of IP-MAC mappings in the system (ARP table). // Equivalent to: `ip neighbor show`. // The list can be filtered by link and ip family. func NeighList(linkIndex, family int) ([]Neigh, error) { return pkgHandle.NeighList(linkIndex, family) } -// NeighProxyList gets a list of neighbor proxies in the system. +// NeighProxyList returns a list of neighbor proxies in the system. // Equivalent to: `ip neighbor show proxy`. // The list can be filtered by link and ip family. func NeighProxyList(linkIndex, family int) ([]Neigh, error) { return pkgHandle.NeighProxyList(linkIndex, family) } -// NeighList gets a list of IP-MAC mappings in the system (ARP table). +// NeighList returns a list of IP-MAC mappings in the system (ARP table). // Equivalent to: `ip neighbor show`. // The list can be filtered by link and ip family. func (h *Handle) NeighList(linkIndex, family int) ([]Neigh, error) { - return h.neighList(linkIndex, family, 0) + return h.NeighListExecute(Ndmsg{ + Family: uint8(family), + Index: uint32(linkIndex), + }) } -// NeighProxyList gets a list of neighbor proxies in the system. +// NeighProxyList returns a list of neighbor proxies in the system. // Equivalent to: `ip neighbor show proxy`. // The list can be filtered by link, ip family. func (h *Handle) NeighProxyList(linkIndex, family int) ([]Neigh, error) { - return h.neighList(linkIndex, family, NTF_PROXY) + return h.NeighListExecute(Ndmsg{ + Family: uint8(family), + Index: uint32(linkIndex), + Flags: NTF_PROXY, + }) +} + +// NeighListExecute returns a list of neighbour entries filtered by link, ip family, flag and state. +func NeighListExecute(msg Ndmsg) ([]Neigh, error) { + return pkgHandle.NeighListExecute(msg) } -func (h *Handle) neighList(linkIndex, family, flags int) ([]Neigh, error) { +// NeighListExecute returns a list of neighbour entries filtered by link, ip family, flag and state. +func (h *Handle) NeighListExecute(msg Ndmsg) ([]Neigh, error) { req := h.newNetlinkRequest(unix.RTM_GETNEIGH, unix.NLM_F_DUMP) - msg := Ndmsg{ - Family: uint8(family), - Index: uint32(linkIndex), - Flags: uint8(flags), - } req.AddData(&msg) msgs, err := req.Execute(unix.NETLINK_ROUTE, unix.RTM_NEWNEIGH) @@ -219,7 +239,7 @@ func (h *Handle) neighList(linkIndex, family, flags int) ([]Neigh, error) { var res []Neigh for _, m := range msgs { ndm := deserializeNdmsg(m) - if linkIndex != 0 && int(ndm.Index) != linkIndex { + if msg.Index != 0 && ndm.Index != msg.Index { // Ignore messages from other interfaces continue } @@ -251,14 +271,6 @@ func NeighDeserialize(m []byte) (*Neigh, error) { return nil, err } - // This should be cached for perfomance - // once per table dump - link, err := LinkByIndex(neigh.LinkIndex) - if err != nil { - return nil, err - } - encapType := link.Attrs().EncapType - for _, attr := range attrs { switch attr.Attr.Type { case NDA_DST: @@ -268,13 +280,16 @@ func NeighDeserialize(m []byte) (*Neigh, error) { // #define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len)) // #define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0)) attrLen := attr.Attr.Len - unix.SizeofRtAttr - if attrLen == 4 && (encapType == "ipip" || - encapType == "sit" || - encapType == "gre") { + if attrLen == 4 { neigh.LLIPAddr = net.IP(attr.Value) - } else if attrLen == 16 && - encapType == "tunnel6" { - neigh.IP = net.IP(attr.Value) + } else if attrLen == 16 { + // Can be IPv6 or FireWire HWAddr + link, err := LinkByIndex(neigh.LinkIndex) + if err == nil && link.Attrs().EncapType == "tunnel6" { + neigh.IP = net.IP(attr.Value) + } else { + neigh.HardwareAddr = net.HardwareAddr(attr.Value) + } } else { neigh.HardwareAddr = net.HardwareAddr(attr.Value) } @@ -282,8 +297,126 @@ func NeighDeserialize(m []byte) (*Neigh, error) { neigh.Vlan = int(native.Uint16(attr.Value[0:2])) case NDA_VNI: neigh.VNI = int(native.Uint32(attr.Value[0:4])) + case NDA_MASTER: + neigh.MasterIndex = int(native.Uint32(attr.Value[0:4])) } } return &neigh, nil } + +// NeighSubscribe takes a chan down which notifications will be sent +// when neighbors are added or deleted. Close the 'done' chan to stop subscription. +func NeighSubscribe(ch chan<- NeighUpdate, done <-chan struct{}) error { + return neighSubscribeAt(netns.None(), netns.None(), ch, done, nil, false) +} + +// NeighSubscribeAt works like NeighSubscribe plus it allows the caller +// to choose the network namespace in which to subscribe (ns). +func NeighSubscribeAt(ns netns.NsHandle, ch chan<- NeighUpdate, done <-chan struct{}) error { + return neighSubscribeAt(ns, netns.None(), ch, done, nil, false) +} + +// NeighSubscribeOptions contains a set of options to use with +// NeighSubscribeWithOptions. +type NeighSubscribeOptions struct { + Namespace *netns.NsHandle + ErrorCallback func(error) + ListExisting bool +} + +// NeighSubscribeWithOptions work like NeighSubscribe but enable to +// provide additional options to modify the behavior. Currently, the +// namespace can be provided as well as an error callback. +func NeighSubscribeWithOptions(ch chan<- NeighUpdate, done <-chan struct{}, options NeighSubscribeOptions) error { + if options.Namespace == nil { + none := netns.None() + options.Namespace = &none + } + return neighSubscribeAt(*options.Namespace, netns.None(), ch, done, options.ErrorCallback, options.ListExisting) +} + +func neighSubscribeAt(newNs, curNs netns.NsHandle, ch chan<- NeighUpdate, done <-chan struct{}, cberr func(error), listExisting bool) error { + s, err := nl.SubscribeAt(newNs, curNs, unix.NETLINK_ROUTE, unix.RTNLGRP_NEIGH) + makeRequest := func(family int) error { + req := pkgHandle.newNetlinkRequest(unix.RTM_GETNEIGH, + unix.NLM_F_DUMP) + infmsg := nl.NewIfInfomsg(family) + req.AddData(infmsg) + if err := s.Send(req); err != nil { + return err + } + return nil + } + if err != nil { + return err + } + if done != nil { + go func() { + <-done + s.Close() + }() + } + if listExisting { + if err := makeRequest(unix.AF_UNSPEC); err != nil { + return err + } + // We have to wait for NLMSG_DONE before making AF_BRIDGE request + } + go func() { + defer close(ch) + for { + msgs, from, err := s.Receive() + if err != nil { + if cberr != nil { + cberr(err) + } + return + } + if from.Pid != nl.PidKernel { + if cberr != nil { + cberr(fmt.Errorf("Wrong sender portid %d, expected %d", from.Pid, nl.PidKernel)) + } + continue + } + for _, m := range msgs { + if m.Header.Type == unix.NLMSG_DONE { + if listExisting { + // This will be called after handling AF_UNSPEC + // list request, we have to wait for NLMSG_DONE + // before making another request + if err := makeRequest(unix.AF_BRIDGE); err != nil { + if cberr != nil { + cberr(err) + } + return + } + listExisting = false + } + continue + } + if m.Header.Type == unix.NLMSG_ERROR { + native := nl.NativeEndian() + error := int32(native.Uint32(m.Data[0:4])) + if error == 0 { + continue + } + if cberr != nil { + cberr(syscall.Errno(-error)) + } + return + } + neigh, err := NeighDeserialize(m.Data) + if err != nil { + if cberr != nil { + cberr(err) + } + return + } + ch <- NeighUpdate{Type: m.Header.Type, Neigh: *neigh} + } + } + }() + + return nil +} diff --git a/vendor/github.com/vishvananda/netlink/netlink.go b/vendor/github.com/vishvananda/netlink/netlink.go index fb159526e..9cb685dc8 100644 --- a/vendor/github.com/vishvananda/netlink/netlink.go +++ b/vendor/github.com/vishvananda/netlink/netlink.go @@ -27,7 +27,8 @@ func ParseIPNet(s string) (*net.IPNet, error) { if err != nil { return nil, err } - return &net.IPNet{IP: ip, Mask: ipNet.Mask}, nil + ipNet.IP = ip + return ipNet, nil } // NewIPNet generates an IPNet from an ip address using a netmask of 32 or 128. diff --git a/vendor/github.com/vishvananda/netlink/netlink_unspecified.go b/vendor/github.com/vishvananda/netlink/netlink_unspecified.go index 86111b92c..42d3acf91 100644 --- a/vendor/github.com/vishvananda/netlink/netlink_unspecified.go +++ b/vendor/github.com/vishvananda/netlink/netlink_unspecified.go @@ -48,10 +48,18 @@ func LinkSetVfVlan(link Link, vf, vlan int) error { return ErrNotImplemented } +func LinkSetVfVlanQos(link Link, vf, vlan, qos int) error { + return ErrNotImplemented +} + func LinkSetVfTxRate(link Link, vf, rate int) error { return ErrNotImplemented } +func LinkSetVfRate(link Link, vf, minRate, maxRate int) error { + return ErrNotImplemented +} + func LinkSetNoMaster(link Link) error { return ErrNotImplemented } @@ -152,6 +160,10 @@ func AddrAdd(link Link, addr *Addr) error { return ErrNotImplemented } +func AddrReplace(link Link, addr *Addr) error { + return ErrNotImplemented +} + func AddrDel(link Link, addr *Addr) error { return ErrNotImplemented } diff --git a/vendor/github.com/vishvananda/netlink/netns_linux.go b/vendor/github.com/vishvananda/netlink/netns_linux.go new file mode 100644 index 000000000..77cf6f469 --- /dev/null +++ b/vendor/github.com/vishvananda/netlink/netns_linux.go @@ -0,0 +1,141 @@ +package netlink + +// Network namespace ID functions +// +// The kernel has a weird concept called the network namespace ID. +// This is different from the file reference in proc (and any bind-mounted +// namespaces, etc.) +// +// Instead, namespaces can be assigned a numeric ID at any time. Once set, +// the ID is fixed. The ID can either be set manually by the user, or +// automatically, triggered by certain kernel actions. The most common kernel +// action that triggers namespace ID creation is moving one end of a veth pair +// in to that namespace. + +import ( + "fmt" + + "github.com/vishvananda/netlink/nl" + "golang.org/x/sys/unix" +) + +// These can be replaced by the values from sys/unix when it is next released. +const ( + _ = iota + NETNSA_NSID + NETNSA_PID + NETNSA_FD +) + +// GetNetNsIdByPid looks up the network namespace ID for a given pid (really thread id). +// Returns -1 if the namespace does not have an ID set. +func (h *Handle) GetNetNsIdByPid(pid int) (int, error) { + return h.getNetNsId(NETNSA_PID, uint32(pid)) +} + +// GetNetNsIdByPid looks up the network namespace ID for a given pid (really thread id). +// Returns -1 if the namespace does not have an ID set. +func GetNetNsIdByPid(pid int) (int, error) { + return pkgHandle.GetNetNsIdByPid(pid) +} + +// SetNetNSIdByPid sets the ID of the network namespace for a given pid (really thread id). +// The ID can only be set for namespaces without an ID already set. +func (h *Handle) SetNetNsIdByPid(pid, nsid int) error { + return h.setNetNsId(NETNSA_PID, uint32(pid), uint32(nsid)) +} + +// SetNetNSIdByPid sets the ID of the network namespace for a given pid (really thread id). +// The ID can only be set for namespaces without an ID already set. +func SetNetNsIdByPid(pid, nsid int) error { + return pkgHandle.SetNetNsIdByPid(pid, nsid) +} + +// GetNetNsIdByFd looks up the network namespace ID for a given fd. +// fd must be an open file descriptor to a namespace file. +// Returns -1 if the namespace does not have an ID set. +func (h *Handle) GetNetNsIdByFd(fd int) (int, error) { + return h.getNetNsId(NETNSA_FD, uint32(fd)) +} + +// GetNetNsIdByFd looks up the network namespace ID for a given fd. +// fd must be an open file descriptor to a namespace file. +// Returns -1 if the namespace does not have an ID set. +func GetNetNsIdByFd(fd int) (int, error) { + return pkgHandle.GetNetNsIdByFd(fd) +} + +// SetNetNSIdByFd sets the ID of the network namespace for a given fd. +// fd must be an open file descriptor to a namespace file. +// The ID can only be set for namespaces without an ID already set. +func (h *Handle) SetNetNsIdByFd(fd, nsid int) error { + return h.setNetNsId(NETNSA_FD, uint32(fd), uint32(nsid)) +} + +// SetNetNSIdByFd sets the ID of the network namespace for a given fd. +// fd must be an open file descriptor to a namespace file. +// The ID can only be set for namespaces without an ID already set. +func SetNetNsIdByFd(fd, nsid int) error { + return pkgHandle.SetNetNsIdByFd(fd, nsid) +} + +// getNetNsId requests the netnsid for a given type-val pair +// type should be either NETNSA_PID or NETNSA_FD +func (h *Handle) getNetNsId(attrType int, val uint32) (int, error) { + req := h.newNetlinkRequest(unix.RTM_GETNSID, unix.NLM_F_REQUEST) + + rtgen := nl.NewRtGenMsg() + req.AddData(rtgen) + + b := make([]byte, 4, 4) + native.PutUint32(b, val) + attr := nl.NewRtAttr(attrType, b) + req.AddData(attr) + + msgs, err := req.Execute(unix.NETLINK_ROUTE, unix.RTM_NEWNSID) + + if err != nil { + return 0, err + } + + for _, m := range msgs { + msg := nl.DeserializeRtGenMsg(m) + + attrs, err := nl.ParseRouteAttr(m[msg.Len():]) + if err != nil { + return 0, err + } + + for _, attr := range attrs { + switch attr.Attr.Type { + case NETNSA_NSID: + return int(int32(native.Uint32(attr.Value))), nil + } + } + } + + return 0, fmt.Errorf("unexpected empty result") +} + +// setNetNsId sets the netnsid for a given type-val pair +// type should be either NETNSA_PID or NETNSA_FD +// The ID can only be set for namespaces without an ID already set +func (h *Handle) setNetNsId(attrType int, val uint32, newnsid uint32) error { + req := h.newNetlinkRequest(unix.RTM_NEWNSID, unix.NLM_F_REQUEST|unix.NLM_F_ACK) + + rtgen := nl.NewRtGenMsg() + req.AddData(rtgen) + + b := make([]byte, 4, 4) + native.PutUint32(b, val) + attr := nl.NewRtAttr(attrType, b) + req.AddData(attr) + + b1 := make([]byte, 4, 4) + native.PutUint32(b1, newnsid) + attr1 := nl.NewRtAttr(NETNSA_NSID, b1) + req.AddData(attr1) + + _, err := req.Execute(unix.NETLINK_ROUTE, unix.RTM_NEWNSID) + return err +} diff --git a/vendor/github.com/vishvananda/netlink/netns_unspecified.go b/vendor/github.com/vishvananda/netlink/netns_unspecified.go new file mode 100644 index 000000000..5c5899e36 --- /dev/null +++ b/vendor/github.com/vishvananda/netlink/netns_unspecified.go @@ -0,0 +1,19 @@ +// +build !linux + +package netlink + +func GetNetNsIdByPid(pid int) (int, error) { + return 0, ErrNotImplemented +} + +func SetNetNsIdByPid(pid, nsid int) error { + return ErrNotImplemented +} + +func GetNetNsIdByFd(fd int) (int, error) { + return 0, ErrNotImplemented +} + +func SetNetNsIdByFd(fd, nsid int) error { + return ErrNotImplemented +} diff --git a/vendor/github.com/vishvananda/netlink/nl/bridge_linux.go b/vendor/github.com/vishvananda/netlink/nl/bridge_linux.go index 6c0d33338..34e78ba8d 100644 --- a/vendor/github.com/vishvananda/netlink/nl/bridge_linux.go +++ b/vendor/github.com/vishvananda/netlink/nl/bridge_linux.go @@ -11,8 +11,8 @@ const ( /* Bridge Flags */ const ( - BRIDGE_FLAGS_MASTER = iota /* Bridge command to/from master */ - BRIDGE_FLAGS_SELF /* Bridge command to/from lowerdev */ + BRIDGE_FLAGS_MASTER = iota + 1 /* Bridge command to/from master */ + BRIDGE_FLAGS_SELF /* Bridge command to/from lowerdev */ ) /* Bridge management nested attributes diff --git a/vendor/github.com/vishvananda/netlink/nl/conntrack_linux.go b/vendor/github.com/vishvananda/netlink/nl/conntrack_linux.go index 380cc5967..79d2b6b89 100644 --- a/vendor/github.com/vishvananda/netlink/nl/conntrack_linux.go +++ b/vendor/github.com/vishvananda/netlink/nl/conntrack_linux.go @@ -76,12 +76,17 @@ const ( // __CTA_MAX // }; const ( - CTA_TUPLE_ORIG = 1 - CTA_TUPLE_REPLY = 2 - CTA_STATUS = 3 - CTA_TIMEOUT = 7 - CTA_MARK = 8 - CTA_PROTOINFO = 4 + CTA_TUPLE_ORIG = 1 + CTA_TUPLE_REPLY = 2 + CTA_STATUS = 3 + CTA_PROTOINFO = 4 + CTA_TIMEOUT = 7 + CTA_MARK = 8 + CTA_COUNTERS_ORIG = 9 + CTA_COUNTERS_REPLY = 10 + CTA_USE = 11 + CTA_ID = 12 + CTA_TIMESTAMP = 20 ) // enum ctattr_tuple { @@ -163,6 +168,29 @@ const ( CTA_PROTOINFO_TCP_FLAGS_REPLY = 5 ) +// enum ctattr_counters { +// CTA_COUNTERS_UNSPEC, +// CTA_COUNTERS_PACKETS, /* 64bit counters */ +// CTA_COUNTERS_BYTES, /* 64bit counters */ +// CTA_COUNTERS32_PACKETS, /* old 32bit counters, unused */ +// CTA_COUNTERS32_BYTES, /* old 32bit counters, unused */ +// CTA_COUNTERS_PAD, +// __CTA_COUNTERS_M +// }; +// #define CTA_COUNTERS_MAX (__CTA_COUNTERS_MAX - 1) +const ( + CTA_COUNTERS_PACKETS = 1 + CTA_COUNTERS_BYTES = 2 +) + +// enum CTA TIMESTAMP TLVs +// CTA_TIMESTAMP_START /* 64bit value */ +// CTA_TIMESTAMP_STOP /* 64bit value */ +const ( + CTA_TIMESTAMP_START = 1 + CTA_TIMESTAMP_STOP = 2 +) + // /* General form of address family dependent message. // */ // struct nfgenmsg { diff --git a/vendor/github.com/vishvananda/netlink/nl/devlink_linux.go b/vendor/github.com/vishvananda/netlink/nl/devlink_linux.go new file mode 100644 index 000000000..db66faaad --- /dev/null +++ b/vendor/github.com/vishvananda/netlink/nl/devlink_linux.go @@ -0,0 +1,40 @@ +package nl + +// All the following constants are coming from: +// https://github.com/torvalds/linux/blob/master/include/uapi/linux/devlink.h + +const ( + GENL_DEVLINK_VERSION = 1 + GENL_DEVLINK_NAME = "devlink" +) + +const ( + DEVLINK_CMD_GET = 1 + DEVLINK_CMD_ESWITCH_GET = 29 + DEVLINK_CMD_ESWITCH_SET = 30 +) + +const ( + DEVLINK_ATTR_BUS_NAME = 1 + DEVLINK_ATTR_DEV_NAME = 2 + DEVLINK_ATTR_ESWITCH_MODE = 25 + DEVLINK_ATTR_ESWITCH_INLINE_MODE = 26 + DEVLINK_ATTR_ESWITCH_ENCAP_MODE = 62 +) + +const ( + DEVLINK_ESWITCH_MODE_LEGACY = 0 + DEVLINK_ESWITCH_MODE_SWITCHDEV = 1 +) + +const ( + DEVLINK_ESWITCH_INLINE_MODE_NONE = 0 + DEVLINK_ESWITCH_INLINE_MODE_LINK = 1 + DEVLINK_ESWITCH_INLINE_MODE_NETWORK = 2 + DEVLINK_ESWITCH_INLINE_MODE_TRANSPORT = 3 +) + +const ( + DEVLINK_ESWITCH_ENCAP_MODE_NONE = 0 + DEVLINK_ESWITCH_ENCAP_MODE_BASIC = 1 +) diff --git a/vendor/github.com/vishvananda/netlink/nl/link_linux.go b/vendor/github.com/vishvananda/netlink/nl/link_linux.go index 84a3498dd..afb16a9c1 100644 --- a/vendor/github.com/vishvananda/netlink/nl/link_linux.go +++ b/vendor/github.com/vishvananda/netlink/nl/link_linux.go @@ -13,7 +13,9 @@ const ( IFLA_INFO_KIND IFLA_INFO_DATA IFLA_INFO_XSTATS - IFLA_INFO_MAX = IFLA_INFO_XSTATS + IFLA_INFO_SLAVE_KIND + IFLA_INFO_SLAVE_DATA + IFLA_INFO_MAX = IFLA_INFO_SLAVE_DATA ) const ( @@ -87,7 +89,8 @@ const ( const ( IFLA_IPVLAN_UNSPEC = iota IFLA_IPVLAN_MODE - IFLA_IPVLAN_MAX = IFLA_IPVLAN_MODE + IFLA_IPVLAN_FLAG + IFLA_IPVLAN_MAX = IFLA_IPVLAN_FLAG ) const ( @@ -164,6 +167,8 @@ const ( IFLA_BOND_SLAVE_PERM_HWADDR IFLA_BOND_SLAVE_QUEUE_ID IFLA_BOND_SLAVE_AD_AGGREGATOR_ID + IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE + IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE ) const ( @@ -217,9 +222,11 @@ const ( IFLA_VF_RSS_QUERY_EN /* RSS Redirection Table and Hash Key query * on/off switch */ - IFLA_VF_STATS /* network device statistics */ - IFLA_VF_TRUST /* Trust state of VF */ - IFLA_VF_MAX = IFLA_VF_TRUST + IFLA_VF_STATS /* network device statistics */ + IFLA_VF_TRUST /* Trust state of VF */ + IFLA_VF_IB_NODE_GUID /* VF Infiniband node GUID */ + IFLA_VF_IB_PORT_GUID /* VF Infiniband port GUID */ + IFLA_VF_MAX = IFLA_VF_IB_PORT_GUID ) const ( @@ -248,6 +255,7 @@ const ( SizeofVfLinkState = 0x08 SizeofVfRssQueryEn = 0x08 SizeofVfTrust = 0x08 + SizeofVfGUID = 0x10 ) // struct ifla_vf_mac { @@ -430,6 +438,30 @@ func (msg *VfTrust) Serialize() []byte { return (*(*[SizeofVfTrust]byte)(unsafe.Pointer(msg)))[:] } +// struct ifla_vf_guid { +// __u32 vf; +// __u32 rsvd; +// __u64 guid; +// }; + +type VfGUID struct { + Vf uint32 + Rsvd uint32 + GUID uint64 +} + +func (msg *VfGUID) Len() int { + return SizeofVfGUID +} + +func DeserializeVfGUID(b []byte) *VfGUID { + return (*VfGUID)(unsafe.Pointer(&b[0:SizeofVfGUID][0])) +} + +func (msg *VfGUID) Serialize() []byte { + return (*(*[SizeofVfGUID]byte)(unsafe.Pointer(msg)))[:] +} + const ( XDP_FLAGS_UPDATE_IF_NOEXIST = 1 << iota XDP_FLAGS_SKB_MODE @@ -546,3 +578,33 @@ const ( GTP_ROLE_GGSN = iota GTP_ROLE_SGSN ) + +const ( + IFLA_XFRM_UNSPEC = iota + IFLA_XFRM_LINK + IFLA_XFRM_IF_ID + + IFLA_XFRM_MAX = iota - 1 +) + +const ( + IFLA_TUN_UNSPEC = iota + IFLA_TUN_OWNER + IFLA_TUN_GROUP + IFLA_TUN_TYPE + IFLA_TUN_PI + IFLA_TUN_VNET_HDR + IFLA_TUN_PERSIST + IFLA_TUN_MULTI_QUEUE + IFLA_TUN_NUM_QUEUES + IFLA_TUN_NUM_DISABLED_QUEUES + IFLA_TUN_MAX = IFLA_TUN_NUM_DISABLED_QUEUES +) + +const ( + IFLA_IPOIB_UNSPEC = iota + IFLA_IPOIB_PKEY + IFLA_IPOIB_MODE + IFLA_IPOIB_UMCAST + IFLA_IPOIB_MAX = IFLA_IPOIB_UMCAST +) diff --git a/vendor/github.com/vishvananda/netlink/nl/nl_linux.go b/vendor/github.com/vishvananda/netlink/nl/nl_linux.go index bc8e82c2c..aaf56c671 100644 --- a/vendor/github.com/vishvananda/netlink/nl/nl_linux.go +++ b/vendor/github.com/vishvananda/netlink/nl/nl_linux.go @@ -21,7 +21,13 @@ const ( FAMILY_ALL = unix.AF_UNSPEC FAMILY_V4 = unix.AF_INET FAMILY_V6 = unix.AF_INET6 - FAMILY_MPLS = AF_MPLS + FAMILY_MPLS = unix.AF_MPLS + // Arbitrary set value (greater than default 4k) to allow receiving + // from kernel more verbose messages e.g. for statistics, + // tc rules or filters, or other more memory requiring data. + RECEIVE_BUFFER_SIZE = 65536 + // Kernel netlink pid + PidKernel uint32 = 0 ) // SupportedNlFamilies contains the list of netlink families this netlink package supports @@ -42,7 +48,7 @@ func GetIPFamily(ip net.IP) int { var nativeEndian binary.ByteOrder -// Get native endianness for the system +// NativeEndian gets native endianness for the system func NativeEndian() binary.ByteOrder { if nativeEndian == nil { var x uint32 = 0x01020304 @@ -271,15 +277,22 @@ func NewRtAttr(attrType int, data []byte) *RtAttr { } } -// Create a new RtAttr obj anc add it as a child of an existing object +// NewRtAttrChild adds an RtAttr as a child to the parent and returns the new attribute +// +// Deprecated: Use AddRtAttr() on the parent object func NewRtAttrChild(parent *RtAttr, attrType int, data []byte) *RtAttr { + return parent.AddRtAttr(attrType, data) +} + +// AddRtAttr adds an RtAttr as a child and returns the new attribute +func (a *RtAttr) AddRtAttr(attrType int, data []byte) *RtAttr { attr := NewRtAttr(attrType, data) - parent.children = append(parent.children, attr) + a.children = append(a.children, attr) return attr } -// AddChild adds an existing RtAttr as a child. -func (a *RtAttr) AddChild(attr *RtAttr) { +// AddChild adds an existing NetlinkRequestData as a child. +func (a *RtAttr) AddChild(attr NetlinkRequestData) { a.children = append(a.children, attr) } @@ -360,16 +373,12 @@ func (req *NetlinkRequest) Serialize() []byte { } func (req *NetlinkRequest) AddData(data NetlinkRequestData) { - if data != nil { - req.Data = append(req.Data, data) - } + req.Data = append(req.Data, data) } // AddRawData adds raw bytes to the end of the NetlinkRequest object during serialization func (req *NetlinkRequest) AddRawData(data []byte) { - if data != nil { - req.RawData = append(req.RawData, data...) - } + req.RawData = append(req.RawData, data...) } // Execute the request against a the given sockType. @@ -413,10 +422,13 @@ func (req *NetlinkRequest) Execute(sockType int, resType uint16) ([][]byte, erro done: for { - msgs, err := s.Receive() + msgs, from, err := s.Receive() if err != nil { return nil, err } + if from.Pid != PidKernel { + return nil, fmt.Errorf("Wrong sender portid %d, expected %d", from.Pid, PidKernel) + } for _, m := range msgs { if m.Header.Seq != req.Seq { if sharedSocket { @@ -425,7 +437,7 @@ done: return nil, fmt.Errorf("Wrong Seq nr %d, expected %d", m.Header.Seq, req.Seq) } if m.Header.Pid != pid { - return nil, fmt.Errorf("Wrong pid %d, expected %d", m.Header.Pid, pid) + continue } if m.Header.Type == unix.NLMSG_DONE { break done @@ -610,21 +622,31 @@ func (s *NetlinkSocket) Send(request *NetlinkRequest) error { return nil } -func (s *NetlinkSocket) Receive() ([]syscall.NetlinkMessage, error) { +func (s *NetlinkSocket) Receive() ([]syscall.NetlinkMessage, *unix.SockaddrNetlink, error) { fd := int(atomic.LoadInt32(&s.fd)) if fd < 0 { - return nil, fmt.Errorf("Receive called on a closed socket") + return nil, nil, fmt.Errorf("Receive called on a closed socket") } - rb := make([]byte, unix.Getpagesize()) - nr, _, err := unix.Recvfrom(fd, rb, 0) + var fromAddr *unix.SockaddrNetlink + var rb [RECEIVE_BUFFER_SIZE]byte + nr, from, err := unix.Recvfrom(fd, rb[:], 0) if err != nil { - return nil, err + return nil, nil, err + } + fromAddr, ok := from.(*unix.SockaddrNetlink) + if !ok { + return nil, nil, fmt.Errorf("Error converting to netlink sockaddr") } if nr < unix.NLMSG_HDRLEN { - return nil, fmt.Errorf("Got short response from netlink") + return nil, nil, fmt.Errorf("Got short response from netlink") + } + rb2 := make([]byte, nr) + copy(rb2, rb[:nr]) + nl, err := syscall.ParseNetlinkMessage(rb2) + if err != nil { + return nil, nil, err } - rb = rb[:nr] - return syscall.ParseNetlinkMessage(rb) + return nl, fromAddr, nil } // SetSendTimeout allows to set a send timeout on the socket diff --git a/vendor/github.com/vishvananda/netlink/nl/rdma_link_linux.go b/vendor/github.com/vishvananda/netlink/nl/rdma_link_linux.go new file mode 100644 index 000000000..1224b747d --- /dev/null +++ b/vendor/github.com/vishvananda/netlink/nl/rdma_link_linux.go @@ -0,0 +1,35 @@ +package nl + +const ( + RDMA_NL_GET_CLIENT_SHIFT = 10 +) + +const ( + RDMA_NL_NLDEV = 5 +) + +const ( + RDMA_NLDEV_CMD_GET = 1 + RDMA_NLDEV_CMD_SET = 2 + RDMA_NLDEV_CMD_SYS_GET = 6 + RDMA_NLDEV_CMD_SYS_SET = 7 +) + +const ( + RDMA_NLDEV_ATTR_DEV_INDEX = 1 + RDMA_NLDEV_ATTR_DEV_NAME = 2 + RDMA_NLDEV_ATTR_PORT_INDEX = 3 + RDMA_NLDEV_ATTR_CAP_FLAGS = 4 + RDMA_NLDEV_ATTR_FW_VERSION = 5 + RDMA_NLDEV_ATTR_NODE_GUID = 6 + RDMA_NLDEV_ATTR_SYS_IMAGE_GUID = 7 + RDMA_NLDEV_ATTR_SUBNET_PREFIX = 8 + RDMA_NLDEV_ATTR_LID = 9 + RDMA_NLDEV_ATTR_SM_LID = 10 + RDMA_NLDEV_ATTR_LMC = 11 + RDMA_NLDEV_ATTR_PORT_STATE = 12 + RDMA_NLDEV_ATTR_PORT_PHYS_STATE = 13 + RDMA_NLDEV_ATTR_DEV_NODE_TYPE = 14 + RDMA_NLDEV_SYS_ATTR_NETNS_MODE = 66 + RDMA_NLDEV_NET_NS_FD = 68 +) diff --git a/vendor/github.com/vishvananda/netlink/nl/route_linux.go b/vendor/github.com/vishvananda/netlink/nl/route_linux.go index f6906fcaf..03c1900ff 100644 --- a/vendor/github.com/vishvananda/netlink/nl/route_linux.go +++ b/vendor/github.com/vishvananda/netlink/nl/route_linux.go @@ -79,3 +79,29 @@ func (msg *RtNexthop) Serialize() []byte { } return buf } + +type RtGenMsg struct { + unix.RtGenmsg +} + +func NewRtGenMsg() *RtGenMsg { + return &RtGenMsg{ + RtGenmsg: unix.RtGenmsg{ + Family: unix.AF_UNSPEC, + }, + } +} + +func (msg *RtGenMsg) Len() int { + return rtaAlignOf(unix.SizeofRtGenmsg) +} + +func DeserializeRtGenMsg(b []byte) *RtGenMsg { + return &RtGenMsg{RtGenmsg: unix.RtGenmsg{Family: b[0]}} +} + +func (msg *RtGenMsg) Serialize() []byte { + out := make([]byte, msg.Len()) + out[0] = msg.Family + return out +} diff --git a/vendor/github.com/vishvananda/netlink/nl/seg6_linux.go b/vendor/github.com/vishvananda/netlink/nl/seg6_linux.go index b3425f6b0..5774cbb15 100644 --- a/vendor/github.com/vishvananda/netlink/nl/seg6_linux.go +++ b/vendor/github.com/vishvananda/netlink/nl/seg6_linux.go @@ -99,6 +99,49 @@ func DecodeSEG6Encap(buf []byte) (int, []net.IP, error) { return mode, srh.Segments, nil } +func DecodeSEG6Srh(buf []byte) ([]net.IP, error) { + native := NativeEndian() + srh := IPv6SrHdr{ + nextHdr: buf[0], + hdrLen: buf[1], + routingType: buf[2], + segmentsLeft: buf[3], + firstSegment: buf[4], + flags: buf[5], + reserved: native.Uint16(buf[6:8]), + } + buf = buf[8:] + if len(buf)%16 != 0 { + err := fmt.Errorf("DecodeSEG6Srh: error parsing Segment List (buf len: %d)", len(buf)) + return nil, err + } + for len(buf) > 0 { + srh.Segments = append(srh.Segments, net.IP(buf[:16])) + buf = buf[16:] + } + return srh.Segments, nil +} +func EncodeSEG6Srh(segments []net.IP) ([]byte, error) { + nsegs := len(segments) // nsegs: number of segments + if nsegs == 0 { + return nil, errors.New("EncodeSEG6Srh: No Segments") + } + b := make([]byte, 8, 8+len(segments)*16) + native := NativeEndian() + b[0] = 0 // srh.nextHdr (0 when calling netlink) + b[1] = uint8(16 * nsegs >> 3) // srh.hdrLen (in 8-octets unit) + b[2] = IPV6_SRCRT_TYPE_4 // srh.routingType (assigned by IANA) + b[3] = uint8(nsegs - 1) // srh.segmentsLeft + b[4] = uint8(nsegs - 1) // srh.firstSegment + b[5] = 0 // srh.flags (SR6_FLAG1_HMAC for srh_hmac) + // srh.reserved: Defined as "Tag" in draft-ietf-6man-segment-routing-header-07 + native.PutUint16(b[6:], 0) // srh.reserved + for _, netIP := range segments { + b = append(b, netIP...) // srh.Segments + } + return b, nil +} + // Helper functions func SEG6EncapModeString(mode int) string { switch mode { diff --git a/vendor/github.com/vishvananda/netlink/nl/seg6local_linux.go b/vendor/github.com/vishvananda/netlink/nl/seg6local_linux.go new file mode 100644 index 000000000..150017726 --- /dev/null +++ b/vendor/github.com/vishvananda/netlink/nl/seg6local_linux.go @@ -0,0 +1,76 @@ +package nl + +import () + +// seg6local parameters +const ( + SEG6_LOCAL_UNSPEC = iota + SEG6_LOCAL_ACTION + SEG6_LOCAL_SRH + SEG6_LOCAL_TABLE + SEG6_LOCAL_NH4 + SEG6_LOCAL_NH6 + SEG6_LOCAL_IIF + SEG6_LOCAL_OIF + __SEG6_LOCAL_MAX +) +const ( + SEG6_LOCAL_MAX = __SEG6_LOCAL_MAX +) + +// seg6local actions +const ( + SEG6_LOCAL_ACTION_END = iota + 1 // 1 + SEG6_LOCAL_ACTION_END_X // 2 + SEG6_LOCAL_ACTION_END_T // 3 + SEG6_LOCAL_ACTION_END_DX2 // 4 + SEG6_LOCAL_ACTION_END_DX6 // 5 + SEG6_LOCAL_ACTION_END_DX4 // 6 + SEG6_LOCAL_ACTION_END_DT6 // 7 + SEG6_LOCAL_ACTION_END_DT4 // 8 + SEG6_LOCAL_ACTION_END_B6 // 9 + SEG6_LOCAL_ACTION_END_B6_ENCAPS // 10 + SEG6_LOCAL_ACTION_END_BM // 11 + SEG6_LOCAL_ACTION_END_S // 12 + SEG6_LOCAL_ACTION_END_AS // 13 + SEG6_LOCAL_ACTION_END_AM // 14 + __SEG6_LOCAL_ACTION_MAX +) +const ( + SEG6_LOCAL_ACTION_MAX = __SEG6_LOCAL_ACTION_MAX - 1 +) + +// Helper functions +func SEG6LocalActionString(action int) string { + switch action { + case SEG6_LOCAL_ACTION_END: + return "End" + case SEG6_LOCAL_ACTION_END_X: + return "End.X" + case SEG6_LOCAL_ACTION_END_T: + return "End.T" + case SEG6_LOCAL_ACTION_END_DX2: + return "End.DX2" + case SEG6_LOCAL_ACTION_END_DX6: + return "End.DX6" + case SEG6_LOCAL_ACTION_END_DX4: + return "End.DX4" + case SEG6_LOCAL_ACTION_END_DT6: + return "End.DT6" + case SEG6_LOCAL_ACTION_END_DT4: + return "End.DT4" + case SEG6_LOCAL_ACTION_END_B6: + return "End.B6" + case SEG6_LOCAL_ACTION_END_B6_ENCAPS: + return "End.B6.Encaps" + case SEG6_LOCAL_ACTION_END_BM: + return "End.BM" + case SEG6_LOCAL_ACTION_END_S: + return "End.S" + case SEG6_LOCAL_ACTION_END_AS: + return "End.AS" + case SEG6_LOCAL_ACTION_END_AM: + return "End.AM" + } + return "unknown" +} diff --git a/vendor/github.com/vishvananda/netlink/nl/syscall.go b/vendor/github.com/vishvananda/netlink/nl/syscall.go index fc631e0e5..f7f7f92e6 100644 --- a/vendor/github.com/vishvananda/netlink/nl/syscall.go +++ b/vendor/github.com/vishvananda/netlink/nl/syscall.go @@ -42,16 +42,6 @@ const ( TCPDIAG_NOCOOKIE = 0xFFFFFFFF /* TCPDIAG_NOCOOKIE in net/ipv4/tcp_diag.h*/ ) -const ( - AF_MPLS = 28 -) - -const ( - RTA_NEWDST = 0x13 - RTA_ENCAP_TYPE = 0x15 - RTA_ENCAP = 0x16 -) - // RTA_ENCAP subtype const ( MPLS_IPTUNNEL_UNSPEC = iota @@ -67,6 +57,7 @@ const ( LWTUNNEL_ENCAP_IP6 LWTUNNEL_ENCAP_SEG6 LWTUNNEL_ENCAP_BPF + LWTUNNEL_ENCAP_SEG6_LOCAL ) // routing header types diff --git a/vendor/github.com/vishvananda/netlink/nl/tc_linux.go b/vendor/github.com/vishvananda/netlink/nl/tc_linux.go index 94ebc290a..501f554b2 100644 --- a/vendor/github.com/vishvananda/netlink/nl/tc_linux.go +++ b/vendor/github.com/vishvananda/netlink/nl/tc_linux.go @@ -1,6 +1,7 @@ package nl import ( + "encoding/binary" "unsafe" ) @@ -65,6 +66,15 @@ const ( ) const ( + TCA_STATS_UNSPEC = iota + TCA_STATS_BASIC + TCA_STATS_RATE_EST + TCA_STATS_QUEUE + TCA_STATS_APP + TCA_STATS_MAX = TCA_STATS_APP +) + +const ( SizeofTcMsg = 0x14 SizeofTcActionMsg = 0x04 SizeofTcPrioMap = 0x14 @@ -79,7 +89,10 @@ const ( SizeofTcU32Key = 0x10 SizeofTcU32Sel = 0x10 // without keys SizeofTcGen = 0x14 + SizeofTcConnmark = SizeofTcGen + 0x04 SizeofTcMirred = SizeofTcGen + 0x08 + SizeofTcTunnelKey = SizeofTcGen + 0x04 + SizeofTcSkbEdit = SizeofTcGen SizeofTcPolice = 2*SizeofTcRateSpec + 0x20 ) @@ -412,6 +425,57 @@ func (x *TcHtbGlob) Serialize() []byte { return (*(*[SizeofTcHtbGlob]byte)(unsafe.Pointer(x)))[:] } +// HFSC + +type Curve struct { + m1 uint32 + d uint32 + m2 uint32 +} + +type HfscCopt struct { + Rsc Curve + Fsc Curve + Usc Curve +} + +func (c *Curve) Attrs() (uint32, uint32, uint32) { + return c.m1, c.d, c.m2 +} + +func (c *Curve) Set(m1 uint32, d uint32, m2 uint32) { + c.m1 = m1 + c.d = d + c.m2 = m2 +} + +func DeserializeHfscCurve(b []byte) *Curve { + return &Curve{ + m1: binary.LittleEndian.Uint32(b[0:4]), + d: binary.LittleEndian.Uint32(b[4:8]), + m2: binary.LittleEndian.Uint32(b[8:12]), + } +} + +func SerializeHfscCurve(c *Curve) (b []byte) { + t := make([]byte, binary.MaxVarintLen32) + binary.LittleEndian.PutUint32(t, c.m1) + b = append(b, t[:4]...) + binary.LittleEndian.PutUint32(t, c.d) + b = append(b, t[:4]...) + binary.LittleEndian.PutUint32(t, c.m2) + b = append(b, t[:4]...) + return b +} + +type TcHfscOpt struct { + Defcls uint16 +} + +func (x *TcHfscOpt) Serialize() []byte { + return (*(*[2]byte)(unsafe.Pointer(x)))[:] +} + const ( TCA_U32_UNSPEC = iota TCA_U32_CLASSID @@ -586,12 +650,48 @@ const ( TCA_BPF_FD TCA_BPF_NAME TCA_BPF_FLAGS - TCA_BPF_MAX = TCA_BPF_FLAGS + TCA_BPF_FLAGS_GEN + TCA_BPF_TAG + TCA_BPF_ID + TCA_BPF_MAX = TCA_BPF_ID ) type TcBpf TcGen const ( + TCA_ACT_CONNMARK = 14 +) + +const ( + TCA_CONNMARK_UNSPEC = iota + TCA_CONNMARK_PARMS + TCA_CONNMARK_TM + TCA_CONNMARK_MAX = TCA_CONNMARK_TM +) + +// struct tc_connmark { +// tc_gen; +// __u16 zone; +// }; + +type TcConnmark struct { + TcGen + Zone uint16 +} + +func (msg *TcConnmark) Len() int { + return SizeofTcConnmark +} + +func DeserializeTcConnmark(b []byte) *TcConnmark { + return (*TcConnmark)(unsafe.Pointer(&b[0:SizeofTcConnmark][0])) +} + +func (x *TcConnmark) Serialize() []byte { + return (*(*[SizeofTcConnmark]byte)(unsafe.Pointer(x)))[:] +} + +const ( TCA_ACT_MIRRED = 8 ) @@ -626,6 +726,63 @@ func (x *TcMirred) Serialize() []byte { return (*(*[SizeofTcMirred]byte)(unsafe.Pointer(x)))[:] } +const ( + TCA_TUNNEL_KEY_UNSPEC = iota + TCA_TUNNEL_KEY_TM + TCA_TUNNEL_KEY_PARMS + TCA_TUNNEL_KEY_ENC_IPV4_SRC + TCA_TUNNEL_KEY_ENC_IPV4_DST + TCA_TUNNEL_KEY_ENC_IPV6_SRC + TCA_TUNNEL_KEY_ENC_IPV6_DST + TCA_TUNNEL_KEY_ENC_KEY_ID + TCA_TUNNEL_KEY_MAX = TCA_TUNNEL_KEY_ENC_KEY_ID +) + +type TcTunnelKey struct { + TcGen + Action int32 +} + +func (x *TcTunnelKey) Len() int { + return SizeofTcTunnelKey +} + +func DeserializeTunnelKey(b []byte) *TcTunnelKey { + return (*TcTunnelKey)(unsafe.Pointer(&b[0:SizeofTcTunnelKey][0])) +} + +func (x *TcTunnelKey) Serialize() []byte { + return (*(*[SizeofTcTunnelKey]byte)(unsafe.Pointer(x)))[:] +} + +const ( + TCA_SKBEDIT_UNSPEC = iota + TCA_SKBEDIT_TM + TCA_SKBEDIT_PARMS + TCA_SKBEDIT_PRIORITY + TCA_SKBEDIT_QUEUE_MAPPING + TCA_SKBEDIT_MARK + TCA_SKBEDIT_PAD + TCA_SKBEDIT_PTYPE + TCA_SKBEDIT_MAX = TCA_SKBEDIT_MARK +) + +type TcSkbEdit struct { + TcGen +} + +func (x *TcSkbEdit) Len() int { + return SizeofTcSkbEdit +} + +func DeserializeSkbEdit(b []byte) *TcSkbEdit { + return (*TcSkbEdit)(unsafe.Pointer(&b[0:SizeofTcSkbEdit][0])) +} + +func (x *TcSkbEdit) Serialize() []byte { + return (*(*[SizeofTcSkbEdit]byte)(unsafe.Pointer(x)))[:] +} + // struct tc_police { // __u32 index; // int action; @@ -708,3 +865,10 @@ const ( TCA_FQ_CODEL_DROP_BATCH_SIZE TCA_FQ_CODEL_MEMORY_LIMIT ) + +const ( + TCA_HFSC_UNSPEC = iota + TCA_HFSC_RSC + TCA_HFSC_FSC + TCA_HFSC_USC +) diff --git a/vendor/github.com/vishvananda/netlink/nl/xfrm_linux.go b/vendor/github.com/vishvananda/netlink/nl/xfrm_linux.go index 09a2ffa10..dce9073f7 100644 --- a/vendor/github.com/vishvananda/netlink/nl/xfrm_linux.go +++ b/vendor/github.com/vishvananda/netlink/nl/xfrm_linux.go @@ -50,34 +50,44 @@ const ( // Attribute types const ( /* Netlink message attributes. */ - XFRMA_UNSPEC = 0x00 - XFRMA_ALG_AUTH = 0x01 /* struct xfrm_algo */ - XFRMA_ALG_CRYPT = 0x02 /* struct xfrm_algo */ - XFRMA_ALG_COMP = 0x03 /* struct xfrm_algo */ - XFRMA_ENCAP = 0x04 /* struct xfrm_algo + struct xfrm_encap_tmpl */ - XFRMA_TMPL = 0x05 /* 1 or more struct xfrm_user_tmpl */ - XFRMA_SA = 0x06 /* struct xfrm_usersa_info */ - XFRMA_POLICY = 0x07 /* struct xfrm_userpolicy_info */ - XFRMA_SEC_CTX = 0x08 /* struct xfrm_sec_ctx */ - XFRMA_LTIME_VAL = 0x09 - XFRMA_REPLAY_VAL = 0x0a - XFRMA_REPLAY_THRESH = 0x0b - XFRMA_ETIMER_THRESH = 0x0c - XFRMA_SRCADDR = 0x0d /* xfrm_address_t */ - XFRMA_COADDR = 0x0e /* xfrm_address_t */ - XFRMA_LASTUSED = 0x0f /* unsigned long */ - XFRMA_POLICY_TYPE = 0x10 /* struct xfrm_userpolicy_type */ - XFRMA_MIGRATE = 0x11 - XFRMA_ALG_AEAD = 0x12 /* struct xfrm_algo_aead */ - XFRMA_KMADDRESS = 0x13 /* struct xfrm_user_kmaddress */ - XFRMA_ALG_AUTH_TRUNC = 0x14 /* struct xfrm_algo_auth */ - XFRMA_MARK = 0x15 /* struct xfrm_mark */ - XFRMA_TFCPAD = 0x16 /* __u32 */ - XFRMA_REPLAY_ESN_VAL = 0x17 /* struct xfrm_replay_esn */ - XFRMA_SA_EXTRA_FLAGS = 0x18 /* __u32 */ - XFRMA_MAX = 0x18 + XFRMA_UNSPEC = iota + XFRMA_ALG_AUTH /* struct xfrm_algo */ + XFRMA_ALG_CRYPT /* struct xfrm_algo */ + XFRMA_ALG_COMP /* struct xfrm_algo */ + XFRMA_ENCAP /* struct xfrm_algo + struct xfrm_encap_tmpl */ + XFRMA_TMPL /* 1 or more struct xfrm_user_tmpl */ + XFRMA_SA /* struct xfrm_usersa_info */ + XFRMA_POLICY /* struct xfrm_userpolicy_info */ + XFRMA_SEC_CTX /* struct xfrm_sec_ctx */ + XFRMA_LTIME_VAL + XFRMA_REPLAY_VAL + XFRMA_REPLAY_THRESH + XFRMA_ETIMER_THRESH + XFRMA_SRCADDR /* xfrm_address_t */ + XFRMA_COADDR /* xfrm_address_t */ + XFRMA_LASTUSED /* unsigned long */ + XFRMA_POLICY_TYPE /* struct xfrm_userpolicy_type */ + XFRMA_MIGRATE + XFRMA_ALG_AEAD /* struct xfrm_algo_aead */ + XFRMA_KMADDRESS /* struct xfrm_user_kmaddress */ + XFRMA_ALG_AUTH_TRUNC /* struct xfrm_algo_auth */ + XFRMA_MARK /* struct xfrm_mark */ + XFRMA_TFCPAD /* __u32 */ + XFRMA_REPLAY_ESN_VAL /* struct xfrm_replay_esn */ + XFRMA_SA_EXTRA_FLAGS /* __u32 */ + XFRMA_PROTO /* __u8 */ + XFRMA_ADDRESS_FILTER /* struct xfrm_address_filter */ + XFRMA_PAD + XFRMA_OFFLOAD_DEV /* struct xfrm_state_offload */ + XFRMA_SET_MARK /* __u32 */ + XFRMA_SET_MARK_MASK /* __u32 */ + XFRMA_IF_ID /* __u32 */ + + XFRMA_MAX = iota - 1 ) +const XFRMA_OUTPUT_MARK = XFRMA_SET_MARK + const ( SizeofXfrmAddress = 0x10 SizeofXfrmSelector = 0x38 diff --git a/vendor/github.com/vishvananda/netlink/protinfo.go b/vendor/github.com/vishvananda/netlink/protinfo.go index 0087c4438..60b23b374 100644 --- a/vendor/github.com/vishvananda/netlink/protinfo.go +++ b/vendor/github.com/vishvananda/netlink/protinfo.go @@ -18,6 +18,10 @@ type Protinfo struct { // String returns a list of enabled flags func (prot *Protinfo) String() string { + if prot == nil { + return "<nil>" + } + var boolStrings []string if prot.Hairpin { boolStrings = append(boolStrings, "Hairpin") diff --git a/vendor/github.com/vishvananda/netlink/protinfo_linux.go b/vendor/github.com/vishvananda/netlink/protinfo_linux.go index 43c465f05..15b65123c 100644 --- a/vendor/github.com/vishvananda/netlink/protinfo_linux.go +++ b/vendor/github.com/vishvananda/netlink/protinfo_linux.go @@ -41,7 +41,7 @@ func (h *Handle) LinkGetProtinfo(link Link) (Protinfo, error) { if err != nil { return pi, err } - pi = *parseProtinfo(infos) + pi = parseProtinfo(infos) return pi, nil } @@ -49,8 +49,7 @@ func (h *Handle) LinkGetProtinfo(link Link) (Protinfo, error) { return pi, fmt.Errorf("Device with index %d not found", base.Index) } -func parseProtinfo(infos []syscall.NetlinkRouteAttr) *Protinfo { - var pi Protinfo +func parseProtinfo(infos []syscall.NetlinkRouteAttr) (pi Protinfo) { for _, info := range infos { switch info.Attr.Type { case nl.IFLA_BRPORT_MODE: @@ -71,5 +70,5 @@ func parseProtinfo(infos []syscall.NetlinkRouteAttr) *Protinfo { pi.ProxyArpWiFi = byteToBool(info.Value[0]) } } - return &pi + return } diff --git a/vendor/github.com/vishvananda/netlink/qdisc.go b/vendor/github.com/vishvananda/netlink/qdisc.go index 3df4b5c29..af78305ac 100644 --- a/vendor/github.com/vishvananda/netlink/qdisc.go +++ b/vendor/github.com/vishvananda/netlink/qdisc.go @@ -176,6 +176,13 @@ type Netem struct { CorruptCorr uint32 } +func (netem *Netem) String() string { + return fmt.Sprintf( + "{Latency: %v, Limit: %v, Loss: %v, Gap: %v, Duplicate: %v, Jitter: %v}", + netem.Latency, netem.Limit, netem.Loss, netem.Gap, netem.Duplicate, netem.Jitter, + ) +} + func (qdisc *Netem) Attrs() *QdiscAttrs { return &qdisc.QdiscAttrs } @@ -231,6 +238,33 @@ func (qdisc *GenericQdisc) Type() string { return qdisc.QdiscType } +type Hfsc struct { + QdiscAttrs + Defcls uint16 +} + +func NewHfsc(attrs QdiscAttrs) *Hfsc { + return &Hfsc{ + QdiscAttrs: attrs, + Defcls: 1, + } +} + +func (hfsc *Hfsc) Attrs() *QdiscAttrs { + return &hfsc.QdiscAttrs +} + +func (hfsc *Hfsc) Type() string { + return "hfsc" +} + +func (hfsc *Hfsc) String() string { + return fmt.Sprintf( + "{%v -- default: %d}", + hfsc.Attrs(), hfsc.Defcls, + ) +} + // Fq is a classless packet scheduler meant to be mostly used for locally generated traffic. type Fq struct { QdiscAttrs @@ -249,6 +283,13 @@ type Fq struct { LowRateThreshold uint32 } +func (fq *Fq) String() string { + return fmt.Sprintf( + "{PacketLimit: %v, FlowPacketLimit: %v, Quantum: %v, InitialQuantum: %v, Pacing: %v, FlowDefaultRate: %v, FlowMaxRate: %v, Buckets: %v, FlowRefillDelay: %v, LowRateThreshold: %v}", + fq.PacketLimit, fq.FlowPacketLimit, fq.Quantum, fq.InitialQuantum, fq.Pacing, fq.FlowDefaultRate, fq.FlowMaxRate, fq.Buckets, fq.FlowRefillDelay, fq.LowRateThreshold, + ) +} + func NewFq(attrs QdiscAttrs) *Fq { return &Fq{ QdiscAttrs: attrs, @@ -276,6 +317,13 @@ type FqCodel struct { // There are some more attributes here, but support for them seems not ubiquitous } +func (fqcodel *FqCodel) String() string { + return fmt.Sprintf( + "{%v -- Target: %v, Limit: %v, Interval: %v, ECM: %v, Flows: %v, Quantum: %v}", + fqcodel.Attrs(), fqcodel.Target, fqcodel.Limit, fqcodel.Interval, fqcodel.ECN, fqcodel.Flows, fqcodel.Quantum, + ) +} + func NewFqCodel(attrs QdiscAttrs) *FqCodel { return &FqCodel{ QdiscAttrs: attrs, diff --git a/vendor/github.com/vishvananda/netlink/qdisc_linux.go b/vendor/github.com/vishvananda/netlink/qdisc_linux.go index 3794ac18a..e9eee5908 100644 --- a/vendor/github.com/vishvananda/netlink/qdisc_linux.go +++ b/vendor/github.com/vishvananda/netlink/qdisc_linux.go @@ -175,15 +175,15 @@ func qdiscPayload(req *nl.NetlinkRequest, qdisc Qdisc) error { opt.Peakrate.Rate = uint32(qdisc.Peakrate) opt.Limit = qdisc.Limit opt.Buffer = qdisc.Buffer - nl.NewRtAttrChild(options, nl.TCA_TBF_PARMS, opt.Serialize()) + options.AddRtAttr(nl.TCA_TBF_PARMS, opt.Serialize()) if qdisc.Rate >= uint64(1<<32) { - nl.NewRtAttrChild(options, nl.TCA_TBF_RATE64, nl.Uint64Attr(qdisc.Rate)) + options.AddRtAttr(nl.TCA_TBF_RATE64, nl.Uint64Attr(qdisc.Rate)) } if qdisc.Peakrate >= uint64(1<<32) { - nl.NewRtAttrChild(options, nl.TCA_TBF_PRATE64, nl.Uint64Attr(qdisc.Peakrate)) + options.AddRtAttr(nl.TCA_TBF_PRATE64, nl.Uint64Attr(qdisc.Peakrate)) } if qdisc.Peakrate > 0 { - nl.NewRtAttrChild(options, nl.TCA_TBF_PBURST, nl.Uint32Attr(qdisc.Minburst)) + options.AddRtAttr(nl.TCA_TBF_PBURST, nl.Uint32Attr(qdisc.Minburst)) } case *Htb: opt := nl.TcHtbGlob{} @@ -193,8 +193,12 @@ func qdiscPayload(req *nl.NetlinkRequest, qdisc Qdisc) error { // TODO: Handle Debug properly. For now default to 0 opt.Debug = qdisc.Debug opt.DirectPkts = qdisc.DirectPkts - nl.NewRtAttrChild(options, nl.TCA_HTB_INIT, opt.Serialize()) - // nl.NewRtAttrChild(options, nl.TCA_HTB_DIRECT_QLEN, opt.Serialize()) + options.AddRtAttr(nl.TCA_HTB_INIT, opt.Serialize()) + // options.AddRtAttr(nl.TCA_HTB_DIRECT_QLEN, opt.Serialize()) + case *Hfsc: + opt := nl.TcHfscOpt{} + opt.Defcls = qdisc.Defcls + options = nl.NewRtAttr(nl.TCA_OPTIONS, opt.Serialize()) case *Netem: opt := nl.TcNetemQopt{} opt.Latency = qdisc.Latency @@ -211,21 +215,21 @@ func qdiscPayload(req *nl.NetlinkRequest, qdisc Qdisc) error { corr.DupCorr = qdisc.DuplicateCorr if corr.DelayCorr > 0 || corr.LossCorr > 0 || corr.DupCorr > 0 { - nl.NewRtAttrChild(options, nl.TCA_NETEM_CORR, corr.Serialize()) + options.AddRtAttr(nl.TCA_NETEM_CORR, corr.Serialize()) } // Corruption corruption := nl.TcNetemCorrupt{} corruption.Probability = qdisc.CorruptProb corruption.Correlation = qdisc.CorruptCorr if corruption.Probability > 0 { - nl.NewRtAttrChild(options, nl.TCA_NETEM_CORRUPT, corruption.Serialize()) + options.AddRtAttr(nl.TCA_NETEM_CORRUPT, corruption.Serialize()) } // Reorder reorder := nl.TcNetemReorder{} reorder.Probability = qdisc.ReorderProb reorder.Correlation = qdisc.ReorderCorr if reorder.Probability > 0 { - nl.NewRtAttrChild(options, nl.TCA_NETEM_REORDER, reorder.Serialize()) + options.AddRtAttr(nl.TCA_NETEM_REORDER, reorder.Serialize()) } case *Ingress: // ingress filters must use the proper handle @@ -233,50 +237,54 @@ func qdiscPayload(req *nl.NetlinkRequest, qdisc Qdisc) error { return fmt.Errorf("Ingress filters must set Parent to HANDLE_INGRESS") } case *FqCodel: - nl.NewRtAttrChild(options, nl.TCA_FQ_CODEL_ECN, nl.Uint32Attr((uint32(qdisc.ECN)))) + options.AddRtAttr(nl.TCA_FQ_CODEL_ECN, nl.Uint32Attr((uint32(qdisc.ECN)))) if qdisc.Limit > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_CODEL_LIMIT, nl.Uint32Attr((uint32(qdisc.Limit)))) + options.AddRtAttr(nl.TCA_FQ_CODEL_LIMIT, nl.Uint32Attr((uint32(qdisc.Limit)))) } if qdisc.Interval > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_CODEL_INTERVAL, nl.Uint32Attr((uint32(qdisc.Interval)))) + options.AddRtAttr(nl.TCA_FQ_CODEL_INTERVAL, nl.Uint32Attr((uint32(qdisc.Interval)))) } if qdisc.Flows > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_CODEL_FLOWS, nl.Uint32Attr((uint32(qdisc.Flows)))) + options.AddRtAttr(nl.TCA_FQ_CODEL_FLOWS, nl.Uint32Attr((uint32(qdisc.Flows)))) } if qdisc.Quantum > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_CODEL_QUANTUM, nl.Uint32Attr((uint32(qdisc.Quantum)))) + options.AddRtAttr(nl.TCA_FQ_CODEL_QUANTUM, nl.Uint32Attr((uint32(qdisc.Quantum)))) } case *Fq: - nl.NewRtAttrChild(options, nl.TCA_FQ_RATE_ENABLE, nl.Uint32Attr((uint32(qdisc.Pacing)))) + options.AddRtAttr(nl.TCA_FQ_RATE_ENABLE, nl.Uint32Attr((uint32(qdisc.Pacing)))) if qdisc.Buckets > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_BUCKETS_LOG, nl.Uint32Attr((uint32(qdisc.Buckets)))) + options.AddRtAttr(nl.TCA_FQ_BUCKETS_LOG, nl.Uint32Attr((uint32(qdisc.Buckets)))) } if qdisc.LowRateThreshold > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_LOW_RATE_THRESHOLD, nl.Uint32Attr((uint32(qdisc.LowRateThreshold)))) + options.AddRtAttr(nl.TCA_FQ_LOW_RATE_THRESHOLD, nl.Uint32Attr((uint32(qdisc.LowRateThreshold)))) } if qdisc.Quantum > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_QUANTUM, nl.Uint32Attr((uint32(qdisc.Quantum)))) + options.AddRtAttr(nl.TCA_FQ_QUANTUM, nl.Uint32Attr((uint32(qdisc.Quantum)))) } if qdisc.InitialQuantum > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_INITIAL_QUANTUM, nl.Uint32Attr((uint32(qdisc.InitialQuantum)))) + options.AddRtAttr(nl.TCA_FQ_INITIAL_QUANTUM, nl.Uint32Attr((uint32(qdisc.InitialQuantum)))) } if qdisc.FlowRefillDelay > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_FLOW_REFILL_DELAY, nl.Uint32Attr((uint32(qdisc.FlowRefillDelay)))) + options.AddRtAttr(nl.TCA_FQ_FLOW_REFILL_DELAY, nl.Uint32Attr((uint32(qdisc.FlowRefillDelay)))) } if qdisc.FlowPacketLimit > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_FLOW_PLIMIT, nl.Uint32Attr((uint32(qdisc.FlowPacketLimit)))) + options.AddRtAttr(nl.TCA_FQ_FLOW_PLIMIT, nl.Uint32Attr((uint32(qdisc.FlowPacketLimit)))) } if qdisc.FlowMaxRate > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_FLOW_MAX_RATE, nl.Uint32Attr((uint32(qdisc.FlowMaxRate)))) + options.AddRtAttr(nl.TCA_FQ_FLOW_MAX_RATE, nl.Uint32Attr((uint32(qdisc.FlowMaxRate)))) } if qdisc.FlowDefaultRate > 0 { - nl.NewRtAttrChild(options, nl.TCA_FQ_FLOW_DEFAULT_RATE, nl.Uint32Attr((uint32(qdisc.FlowDefaultRate)))) + options.AddRtAttr(nl.TCA_FQ_FLOW_DEFAULT_RATE, nl.Uint32Attr((uint32(qdisc.FlowDefaultRate)))) } + default: + options = nil } - req.AddData(options) + if options != nil { + req.AddData(options) + } return nil } @@ -348,6 +356,8 @@ func (h *Handle) QdiscList(link Link) ([]Qdisc, error) { qdisc = &Htb{} case "fq": qdisc = &Fq{} + case "hfsc": + qdisc = &Hfsc{} case "fq_codel": qdisc = &FqCodel{} case "netem": @@ -375,6 +385,10 @@ func (h *Handle) QdiscList(link Link) ([]Qdisc, error) { if err := parseTbfData(qdisc, data); err != nil { return nil, err } + case "hfsc": + if err := parseHfscData(qdisc, attr.Value); err != nil { + return nil, err + } case "htb": data, err := nl.ParseRouteAttr(attr.Value) if err != nil { @@ -474,6 +488,13 @@ func parseFqCodelData(qdisc Qdisc, data []syscall.NetlinkRouteAttr) error { return nil } +func parseHfscData(qdisc Qdisc, data []byte) error { + Hfsc := qdisc.(*Hfsc) + native = nl.NativeEndian() + Hfsc.Defcls = native.Uint16(data) + return nil +} + func parseFqData(qdisc Qdisc, data []syscall.NetlinkRouteAttr) error { native = nl.NativeEndian() fq := qdisc.(*Fq) diff --git a/vendor/github.com/vishvananda/netlink/rdma_link_linux.go b/vendor/github.com/vishvananda/netlink/rdma_link_linux.go new file mode 100644 index 000000000..2d0bdc8c3 --- /dev/null +++ b/vendor/github.com/vishvananda/netlink/rdma_link_linux.go @@ -0,0 +1,264 @@ +package netlink + +import ( + "bytes" + "encoding/binary" + "fmt" + "net" + + "github.com/vishvananda/netlink/nl" + "golang.org/x/sys/unix" +) + +// LinkAttrs represents data shared by most link types +type RdmaLinkAttrs struct { + Index uint32 + Name string + FirmwareVersion string + NodeGuid string + SysImageGuid string +} + +// Link represents a rdma device from netlink. +type RdmaLink struct { + Attrs RdmaLinkAttrs +} + +func getProtoField(clientType int, op int) int { + return ((clientType << nl.RDMA_NL_GET_CLIENT_SHIFT) | op) +} + +func uint64ToGuidString(guid uint64) string { + //Convert to byte array + sysGuidBytes := new(bytes.Buffer) + binary.Write(sysGuidBytes, binary.LittleEndian, guid) + + //Convert to HardwareAddr + sysGuidNet := net.HardwareAddr(sysGuidBytes.Bytes()) + + //Get the String + return sysGuidNet.String() +} + +func executeOneGetRdmaLink(data []byte) (*RdmaLink, error) { + + link := RdmaLink{} + + reader := bytes.NewReader(data) + for reader.Len() >= 4 { + _, attrType, len, value := parseNfAttrTLV(reader) + + switch attrType { + case nl.RDMA_NLDEV_ATTR_DEV_INDEX: + var Index uint32 + r := bytes.NewReader(value) + binary.Read(r, nl.NativeEndian(), &Index) + link.Attrs.Index = Index + case nl.RDMA_NLDEV_ATTR_DEV_NAME: + link.Attrs.Name = string(value[0 : len-1]) + case nl.RDMA_NLDEV_ATTR_FW_VERSION: + link.Attrs.FirmwareVersion = string(value[0 : len-1]) + case nl.RDMA_NLDEV_ATTR_NODE_GUID: + var guid uint64 + r := bytes.NewReader(value) + binary.Read(r, nl.NativeEndian(), &guid) + link.Attrs.NodeGuid = uint64ToGuidString(guid) + case nl.RDMA_NLDEV_ATTR_SYS_IMAGE_GUID: + var sysGuid uint64 + r := bytes.NewReader(value) + binary.Read(r, nl.NativeEndian(), &sysGuid) + link.Attrs.SysImageGuid = uint64ToGuidString(sysGuid) + } + if (len % 4) != 0 { + // Skip pad bytes + reader.Seek(int64(4-(len%4)), seekCurrent) + } + } + return &link, nil +} + +func execRdmaGetLink(req *nl.NetlinkRequest, name string) (*RdmaLink, error) { + + msgs, err := req.Execute(unix.NETLINK_RDMA, 0) + if err != nil { + return nil, err + } + for _, m := range msgs { + link, err := executeOneGetRdmaLink(m) + if err != nil { + return nil, err + } + if link.Attrs.Name == name { + return link, nil + } + } + return nil, fmt.Errorf("Rdma device %v not found", name) +} + +func execRdmaSetLink(req *nl.NetlinkRequest) error { + + _, err := req.Execute(unix.NETLINK_RDMA, 0) + return err +} + +// RdmaLinkByName finds a link by name and returns a pointer to the object if +// found and nil error, otherwise returns error code. +func RdmaLinkByName(name string) (*RdmaLink, error) { + return pkgHandle.RdmaLinkByName(name) +} + +// RdmaLinkByName finds a link by name and returns a pointer to the object if +// found and nil error, otherwise returns error code. +func (h *Handle) RdmaLinkByName(name string) (*RdmaLink, error) { + + proto := getProtoField(nl.RDMA_NL_NLDEV, nl.RDMA_NLDEV_CMD_GET) + req := h.newNetlinkRequest(proto, unix.NLM_F_ACK|unix.NLM_F_DUMP) + + return execRdmaGetLink(req, name) +} + +// RdmaLinkSetName sets the name of the rdma link device. Return nil on success +// or error otherwise. +// Equivalent to: `rdma dev set $old_devname name $name` +func RdmaLinkSetName(link *RdmaLink, name string) error { + return pkgHandle.RdmaLinkSetName(link, name) +} + +// RdmaLinkSetName sets the name of the rdma link device. Return nil on success +// or error otherwise. +// Equivalent to: `rdma dev set $old_devname name $name` +func (h *Handle) RdmaLinkSetName(link *RdmaLink, name string) error { + proto := getProtoField(nl.RDMA_NL_NLDEV, nl.RDMA_NLDEV_CMD_SET) + req := h.newNetlinkRequest(proto, unix.NLM_F_ACK) + + b := make([]byte, 4) + native.PutUint32(b, uint32(link.Attrs.Index)) + data := nl.NewRtAttr(nl.RDMA_NLDEV_ATTR_DEV_INDEX, b) + req.AddData(data) + + b = make([]byte, len(name)+1) + copy(b, name) + data = nl.NewRtAttr(nl.RDMA_NLDEV_ATTR_DEV_NAME, b) + req.AddData(data) + + return execRdmaSetLink(req) +} + +func netnsModeToString(mode uint8) string { + switch mode { + case 0: + return "exclusive" + case 1: + return "shared" + default: + return "unknown" + } +} + +func executeOneGetRdmaNetnsMode(data []byte) (string, error) { + reader := bytes.NewReader(data) + for reader.Len() >= 4 { + _, attrType, len, value := parseNfAttrTLV(reader) + + switch attrType { + case nl.RDMA_NLDEV_SYS_ATTR_NETNS_MODE: + var mode uint8 + r := bytes.NewReader(value) + binary.Read(r, nl.NativeEndian(), &mode) + return netnsModeToString(mode), nil + } + if (len % 4) != 0 { + // Skip pad bytes + reader.Seek(int64(4-(len%4)), seekCurrent) + } + } + return "", fmt.Errorf("Invalid netns mode") +} + +// RdmaSystemGetNetnsMode gets the net namespace mode for RDMA subsystem +// Returns mode string and error status as nil on success or returns error +// otherwise. +// Equivalent to: `rdma system show netns' +func RdmaSystemGetNetnsMode() (string, error) { + return pkgHandle.RdmaSystemGetNetnsMode() +} + +// RdmaSystemGetNetnsMode gets the net namespace mode for RDMA subsystem +// Returns mode string and error status as nil on success or returns error +// otherwise. +// Equivalent to: `rdma system show netns' +func (h *Handle) RdmaSystemGetNetnsMode() (string, error) { + + proto := getProtoField(nl.RDMA_NL_NLDEV, nl.RDMA_NLDEV_CMD_SYS_GET) + req := h.newNetlinkRequest(proto, unix.NLM_F_ACK) + + msgs, err := req.Execute(unix.NETLINK_RDMA, 0) + if err != nil { + return "", err + } + if len(msgs) == 0 { + return "", fmt.Errorf("No valid response from kernel") + } + return executeOneGetRdmaNetnsMode(msgs[0]) +} + +func netnsModeStringToUint8(mode string) (uint8, error) { + switch mode { + case "exclusive": + return 0, nil + case "shared": + return 1, nil + default: + return 0, fmt.Errorf("Invalid mode; %q", mode) + } +} + +// RdmaSystemSetNetnsMode sets the net namespace mode for RDMA subsystem +// Returns nil on success or appropriate error code. +// Equivalent to: `rdma system set netns { shared | exclusive }' +func RdmaSystemSetNetnsMode(NewMode string) error { + return pkgHandle.RdmaSystemSetNetnsMode(NewMode) +} + +// RdmaSystemSetNetnsMode sets the net namespace mode for RDMA subsystem +// Returns nil on success or appropriate error code. +// Equivalent to: `rdma system set netns { shared | exclusive }' +func (h *Handle) RdmaSystemSetNetnsMode(NewMode string) error { + value, err := netnsModeStringToUint8(NewMode) + if err != nil { + return err + } + + proto := getProtoField(nl.RDMA_NL_NLDEV, nl.RDMA_NLDEV_CMD_SYS_SET) + req := h.newNetlinkRequest(proto, unix.NLM_F_ACK) + + data := nl.NewRtAttr(nl.RDMA_NLDEV_SYS_ATTR_NETNS_MODE, []byte{value}) + req.AddData(data) + + _, err = req.Execute(unix.NETLINK_RDMA, 0) + return err +} + +// RdmaLinkSetNsFd puts the RDMA device into a new network namespace. The +// fd must be an open file descriptor to a network namespace. +// Similar to: `rdma dev set $dev netns $ns` +func RdmaLinkSetNsFd(link *RdmaLink, fd uint32) error { + return pkgHandle.RdmaLinkSetNsFd(link, fd) +} + +// RdmaLinkSetNsFd puts the RDMA device into a new network namespace. The +// fd must be an open file descriptor to a network namespace. +// Similar to: `rdma dev set $dev netns $ns` +func (h *Handle) RdmaLinkSetNsFd(link *RdmaLink, fd uint32) error { + proto := getProtoField(nl.RDMA_NL_NLDEV, nl.RDMA_NLDEV_CMD_SET) + req := h.newNetlinkRequest(proto, unix.NLM_F_ACK) + + data := nl.NewRtAttr(nl.RDMA_NLDEV_ATTR_DEV_INDEX, + nl.Uint32Attr(link.Attrs.Index)) + req.AddData(data) + + data = nl.NewRtAttr(nl.RDMA_NLDEV_NET_NS_FD, nl.Uint32Attr(fd)) + req.AddData(data) + + return execRdmaSetLink(req) +} diff --git a/vendor/github.com/vishvananda/netlink/route.go b/vendor/github.com/vishvananda/netlink/route.go index 2cd58ee33..58ff1af60 100644 --- a/vendor/github.com/vishvananda/netlink/route.go +++ b/vendor/github.com/vishvananda/netlink/route.go @@ -47,6 +47,7 @@ type Route struct { Encap Encap MTU int AdvMSS int + Hoplimit int } func (r Route) String() string { @@ -89,6 +90,7 @@ func (r Route) Equal(x Route) bool { r.Table == x.Table && r.Type == x.Type && r.Tos == x.Tos && + r.Hoplimit == x.Hoplimit && r.Flags == x.Flags && (r.MPLSDst == x.MPLSDst || (r.MPLSDst != nil && x.MPLSDst != nil && *r.MPLSDst == *x.MPLSDst)) && (r.NewDst == x.NewDst || (r.NewDst != nil && r.NewDst.Equal(x.NewDst))) && diff --git a/vendor/github.com/vishvananda/netlink/route_linux.go b/vendor/github.com/vishvananda/netlink/route_linux.go index 3f856711f..c69c595ed 100644 --- a/vendor/github.com/vishvananda/netlink/route_linux.go +++ b/vendor/github.com/vishvananda/netlink/route_linux.go @@ -32,6 +32,7 @@ const ( RT_FILTER_SRC RT_FILTER_GW RT_FILTER_TABLE + RT_FILTER_HOPLIMIT ) const ( @@ -207,6 +208,7 @@ func (e *SEG6Encap) Decode(buf []byte) error { } buf = buf[:l] // make sure buf size upper limit is Length typ := native.Uint16(buf[2:]) + // LWTUNNEL_ENCAP_SEG6 has only one attr type SEG6_IPTUNNEL_SRH if typ != nl.SEG6_IPTUNNEL_SRH { return fmt.Errorf("unknown SEG6 Type: %d", typ) } @@ -259,6 +261,188 @@ func (e *SEG6Encap) Equal(x Encap) bool { return true } +// SEG6LocalEncap definitions +type SEG6LocalEncap struct { + Flags [nl.SEG6_LOCAL_MAX]bool + Action int + Segments []net.IP // from SRH in seg6_local_lwt + Table int // table id for End.T and End.DT6 + InAddr net.IP + In6Addr net.IP + Iif int + Oif int +} + +func (e *SEG6LocalEncap) Type() int { + return nl.LWTUNNEL_ENCAP_SEG6_LOCAL +} +func (e *SEG6LocalEncap) Decode(buf []byte) error { + attrs, err := nl.ParseRouteAttr(buf) + if err != nil { + return err + } + native := nl.NativeEndian() + for _, attr := range attrs { + switch attr.Attr.Type { + case nl.SEG6_LOCAL_ACTION: + e.Action = int(native.Uint32(attr.Value[0:4])) + e.Flags[nl.SEG6_LOCAL_ACTION] = true + case nl.SEG6_LOCAL_SRH: + e.Segments, err = nl.DecodeSEG6Srh(attr.Value[:]) + e.Flags[nl.SEG6_LOCAL_SRH] = true + case nl.SEG6_LOCAL_TABLE: + e.Table = int(native.Uint32(attr.Value[0:4])) + e.Flags[nl.SEG6_LOCAL_TABLE] = true + case nl.SEG6_LOCAL_NH4: + e.InAddr = net.IP(attr.Value[0:4]) + e.Flags[nl.SEG6_LOCAL_NH4] = true + case nl.SEG6_LOCAL_NH6: + e.In6Addr = net.IP(attr.Value[0:16]) + e.Flags[nl.SEG6_LOCAL_NH6] = true + case nl.SEG6_LOCAL_IIF: + e.Iif = int(native.Uint32(attr.Value[0:4])) + e.Flags[nl.SEG6_LOCAL_IIF] = true + case nl.SEG6_LOCAL_OIF: + e.Oif = int(native.Uint32(attr.Value[0:4])) + e.Flags[nl.SEG6_LOCAL_OIF] = true + } + } + return err +} +func (e *SEG6LocalEncap) Encode() ([]byte, error) { + var err error + native := nl.NativeEndian() + res := make([]byte, 8) + native.PutUint16(res, 8) // length + native.PutUint16(res[2:], nl.SEG6_LOCAL_ACTION) + native.PutUint32(res[4:], uint32(e.Action)) + if e.Flags[nl.SEG6_LOCAL_SRH] { + srh, err := nl.EncodeSEG6Srh(e.Segments) + if err != nil { + return nil, err + } + attr := make([]byte, 4) + native.PutUint16(attr, uint16(len(srh)+4)) + native.PutUint16(attr[2:], nl.SEG6_LOCAL_SRH) + attr = append(attr, srh...) + res = append(res, attr...) + } + if e.Flags[nl.SEG6_LOCAL_TABLE] { + attr := make([]byte, 8) + native.PutUint16(attr, 8) + native.PutUint16(attr[2:], nl.SEG6_LOCAL_TABLE) + native.PutUint32(attr[4:], uint32(e.Table)) + res = append(res, attr...) + } + if e.Flags[nl.SEG6_LOCAL_NH4] { + attr := make([]byte, 4) + native.PutUint16(attr, 8) + native.PutUint16(attr[2:], nl.SEG6_LOCAL_NH4) + ipv4 := e.InAddr.To4() + if ipv4 == nil { + err = fmt.Errorf("SEG6_LOCAL_NH4 has invalid IPv4 address") + return nil, err + } + attr = append(attr, ipv4...) + res = append(res, attr...) + } + if e.Flags[nl.SEG6_LOCAL_NH6] { + attr := make([]byte, 4) + native.PutUint16(attr, 20) + native.PutUint16(attr[2:], nl.SEG6_LOCAL_NH6) + attr = append(attr, e.In6Addr...) + res = append(res, attr...) + } + if e.Flags[nl.SEG6_LOCAL_IIF] { + attr := make([]byte, 8) + native.PutUint16(attr, 8) + native.PutUint16(attr[2:], nl.SEG6_LOCAL_IIF) + native.PutUint32(attr[4:], uint32(e.Iif)) + res = append(res, attr...) + } + if e.Flags[nl.SEG6_LOCAL_OIF] { + attr := make([]byte, 8) + native.PutUint16(attr, 8) + native.PutUint16(attr[2:], nl.SEG6_LOCAL_OIF) + native.PutUint32(attr[4:], uint32(e.Oif)) + res = append(res, attr...) + } + return res, err +} +func (e *SEG6LocalEncap) String() string { + strs := make([]string, 0, nl.SEG6_LOCAL_MAX) + strs = append(strs, fmt.Sprintf("action %s", nl.SEG6LocalActionString(e.Action))) + + if e.Flags[nl.SEG6_LOCAL_TABLE] { + strs = append(strs, fmt.Sprintf("table %d", e.Table)) + } + if e.Flags[nl.SEG6_LOCAL_NH4] { + strs = append(strs, fmt.Sprintf("nh4 %s", e.InAddr)) + } + if e.Flags[nl.SEG6_LOCAL_NH6] { + strs = append(strs, fmt.Sprintf("nh6 %s", e.In6Addr)) + } + if e.Flags[nl.SEG6_LOCAL_IIF] { + link, err := LinkByIndex(e.Iif) + if err != nil { + strs = append(strs, fmt.Sprintf("iif %d", e.Iif)) + } else { + strs = append(strs, fmt.Sprintf("iif %s", link.Attrs().Name)) + } + } + if e.Flags[nl.SEG6_LOCAL_OIF] { + link, err := LinkByIndex(e.Oif) + if err != nil { + strs = append(strs, fmt.Sprintf("oif %d", e.Oif)) + } else { + strs = append(strs, fmt.Sprintf("oif %s", link.Attrs().Name)) + } + } + if e.Flags[nl.SEG6_LOCAL_SRH] { + segs := make([]string, 0, len(e.Segments)) + //append segment backwards (from n to 0) since seg#0 is the last segment. + for i := len(e.Segments); i > 0; i-- { + segs = append(segs, fmt.Sprintf("%s", e.Segments[i-1])) + } + strs = append(strs, fmt.Sprintf("segs %d [ %s ]", len(e.Segments), strings.Join(segs, " "))) + } + return strings.Join(strs, " ") +} +func (e *SEG6LocalEncap) Equal(x Encap) bool { + o, ok := x.(*SEG6LocalEncap) + if !ok { + return false + } + if e == o { + return true + } + if e == nil || o == nil { + return false + } + // compare all arrays first + for i := range e.Flags { + if e.Flags[i] != o.Flags[i] { + return false + } + } + if len(e.Segments) != len(o.Segments) { + return false + } + for i := range e.Segments { + if !e.Segments[i].Equal(o.Segments[i]) { + return false + } + } + // compare values + if !e.InAddr.Equal(o.InAddr) || !e.In6Addr.Equal(o.In6Addr) { + return false + } + if e.Action != o.Action || e.Table != o.Table || e.Iif != o.Iif || e.Oif != o.Oif { + return false + } + return true +} + // RouteAdd will add a route to the system. // Equivalent to: `ip route add $route` func RouteAdd(route *Route) error { @@ -335,18 +519,18 @@ func (h *Handle) routeHandle(route *Route, req *nl.NetlinkRequest, msg *nl.RtMsg if err != nil { return err } - rtAttrs = append(rtAttrs, nl.NewRtAttr(nl.RTA_NEWDST, buf)) + rtAttrs = append(rtAttrs, nl.NewRtAttr(unix.RTA_NEWDST, buf)) } if route.Encap != nil { buf := make([]byte, 2) native.PutUint16(buf, uint16(route.Encap.Type())) - rtAttrs = append(rtAttrs, nl.NewRtAttr(nl.RTA_ENCAP_TYPE, buf)) + rtAttrs = append(rtAttrs, nl.NewRtAttr(unix.RTA_ENCAP_TYPE, buf)) buf, err := route.Encap.Encode() if err != nil { return err } - rtAttrs = append(rtAttrs, nl.NewRtAttr(nl.RTA_ENCAP, buf)) + rtAttrs = append(rtAttrs, nl.NewRtAttr(unix.RTA_ENCAP, buf)) } if route.Src != nil { @@ -410,17 +594,17 @@ func (h *Handle) routeHandle(route *Route, req *nl.NetlinkRequest, msg *nl.RtMsg if err != nil { return err } - children = append(children, nl.NewRtAttr(nl.RTA_NEWDST, buf)) + children = append(children, nl.NewRtAttr(unix.RTA_NEWDST, buf)) } if nh.Encap != nil { buf := make([]byte, 2) native.PutUint16(buf, uint16(nh.Encap.Type())) - rtAttrs = append(rtAttrs, nl.NewRtAttr(nl.RTA_ENCAP_TYPE, buf)) + children = append(children, nl.NewRtAttr(unix.RTA_ENCAP_TYPE, buf)) buf, err := nh.Encap.Encode() if err != nil { return err } - children = append(children, nl.NewRtAttr(nl.RTA_ENCAP, buf)) + children = append(children, nl.NewRtAttr(unix.RTA_ENCAP, buf)) } rtnh.Children = children buf = append(buf, rtnh.Serialize()...) @@ -464,6 +648,10 @@ func (h *Handle) routeHandle(route *Route, req *nl.NetlinkRequest, msg *nl.RtMsg b := nl.Uint32Attr(uint32(route.AdvMSS)) metrics = append(metrics, nl.NewRtAttr(unix.RTAX_ADVMSS, b)) } + if route.Hoplimit > 0 { + b := nl.Uint32Attr(uint32(route.Hoplimit)) + metrics = append(metrics, nl.NewRtAttr(unix.RTAX_HOPLIMIT, b)) + } if metrics != nil { attr := nl.NewRtAttr(unix.RTA_METRICS, nil) @@ -574,6 +762,8 @@ func (h *Handle) RouteListFiltered(family int, filter *Route, filterMask uint64) continue } } + case filterMask&RT_FILTER_HOPLIMIT != 0 && route.Hoplimit != filter.Hoplimit: + continue } } res = append(res, route) @@ -649,7 +839,7 @@ func deserializeRoute(m []byte) (Route, error) { switch attr.Attr.Type { case unix.RTA_GATEWAY: info.Gw = net.IP(attr.Value) - case nl.RTA_NEWDST: + case unix.RTA_NEWDST: var d Destination switch msg.Family { case nl.FAMILY_MPLS: @@ -659,9 +849,9 @@ func deserializeRoute(m []byte) (Route, error) { return nil, nil, err } info.NewDst = d - case nl.RTA_ENCAP_TYPE: + case unix.RTA_ENCAP_TYPE: encapType = attr - case nl.RTA_ENCAP: + case unix.RTA_ENCAP: encap = attr } } @@ -690,7 +880,7 @@ func deserializeRoute(m []byte) (Route, error) { route.MultiPath = append(route.MultiPath, info) rest = buf } - case nl.RTA_NEWDST: + case unix.RTA_NEWDST: var d Destination switch msg.Family { case nl.FAMILY_MPLS: @@ -700,9 +890,9 @@ func deserializeRoute(m []byte) (Route, error) { return route, err } route.NewDst = d - case nl.RTA_ENCAP_TYPE: + case unix.RTA_ENCAP_TYPE: encapType = attr - case nl.RTA_ENCAP: + case unix.RTA_ENCAP: encap = attr case unix.RTA_METRICS: metrics, err := nl.ParseRouteAttr(attr.Value) @@ -715,6 +905,8 @@ func deserializeRoute(m []byte) (Route, error) { route.MTU = int(native.Uint32(metric.Value[0:4])) case unix.RTAX_ADVMSS: route.AdvMSS = int(native.Uint32(metric.Value[0:4])) + case unix.RTAX_HOPLIMIT: + route.Hoplimit = int(native.Uint32(metric.Value[0:4])) } } } @@ -734,6 +926,11 @@ func deserializeRoute(m []byte) (Route, error) { if err := e.Decode(encap.Value); err != nil { return route, err } + case nl.LWTUNNEL_ENCAP_SEG6_LOCAL: + e = &SEG6LocalEncap{} + if err := e.Decode(encap.Value); err != nil { + return route, err + } } route.Encap = e } @@ -840,13 +1037,19 @@ func routeSubscribeAt(newNs, curNs netns.NsHandle, ch chan<- RouteUpdate, done < go func() { defer close(ch) for { - msgs, err := s.Receive() + msgs, from, err := s.Receive() if err != nil { if cberr != nil { cberr(err) } return } + if from.Pid != nl.PidKernel { + if cberr != nil { + cberr(fmt.Errorf("Wrong sender portid %d, expected %d", from.Pid, nl.PidKernel)) + } + continue + } for _, m := range msgs { if m.Header.Type == unix.NLMSG_DONE { continue diff --git a/vendor/github.com/vishvananda/netlink/rule_linux.go b/vendor/github.com/vishvananda/netlink/rule_linux.go index 6238ae458..e12569fe4 100644 --- a/vendor/github.com/vishvananda/netlink/rule_linux.go +++ b/vendor/github.com/vishvananda/netlink/rule_linux.go @@ -144,7 +144,7 @@ func ruleHandle(rule *Rule, req *nl.NetlinkRequest) error { req.AddData(nl.NewRtAttr(nl.FRA_OIFNAME, []byte(rule.OifName))) } if rule.Goto >= 0 { - msg.Type = nl.FR_ACT_NOP + msg.Type = nl.FR_ACT_GOTO b := make([]byte, 4) native.PutUint32(b, uint32(rule.Goto)) req.AddData(nl.NewRtAttr(nl.FRA_GOTO, b)) diff --git a/vendor/github.com/vishvananda/netlink/socket_linux.go b/vendor/github.com/vishvananda/netlink/socket_linux.go index 99e9fb4d8..c4d89c17e 100644 --- a/vendor/github.com/vishvananda/netlink/socket_linux.go +++ b/vendor/github.com/vishvananda/netlink/socket_linux.go @@ -141,10 +141,13 @@ func SocketGet(local, remote net.Addr) (*Socket, error) { }, }) s.Send(req) - msgs, err := s.Receive() + msgs, from, err := s.Receive() if err != nil { return nil, err } + if from.Pid != nl.PidKernel { + return nil, fmt.Errorf("Wrong sender portid %d, expected %d", from.Pid, nl.PidKernel) + } if len(msgs) == 0 { return nil, errors.New("no message nor error from netlink") } diff --git a/vendor/github.com/vishvananda/netlink/xfrm_monitor_linux.go b/vendor/github.com/vishvananda/netlink/xfrm_monitor_linux.go index efe72ddf2..985d3a915 100644 --- a/vendor/github.com/vishvananda/netlink/xfrm_monitor_linux.go +++ b/vendor/github.com/vishvananda/netlink/xfrm_monitor_linux.go @@ -54,11 +54,15 @@ func XfrmMonitor(ch chan<- XfrmMsg, done <-chan struct{}, errorChan chan<- error go func() { defer close(ch) for { - msgs, err := s.Receive() + msgs, from, err := s.Receive() if err != nil { errorChan <- err return } + if from.Pid != nl.PidKernel { + errorChan <- fmt.Errorf("Wrong sender portid %d, expected %d", from.Pid, nl.PidKernel) + return + } for _, m := range msgs { switch m.Header.Type { case nl.XFRM_MSG_EXPIRE: diff --git a/vendor/github.com/vishvananda/netlink/xfrm_policy.go b/vendor/github.com/vishvananda/netlink/xfrm_policy.go index c97ec43a2..6219d2772 100644 --- a/vendor/github.com/vishvananda/netlink/xfrm_policy.go +++ b/vendor/github.com/vishvananda/netlink/xfrm_policy.go @@ -35,6 +35,25 @@ func (d Dir) String() string { return fmt.Sprintf("socket %d", d-XFRM_SOCKET_IN) } +// PolicyAction is an enum representing an ipsec policy action. +type PolicyAction uint8 + +const ( + XFRM_POLICY_ALLOW PolicyAction = 0 + XFRM_POLICY_BLOCK PolicyAction = 1 +) + +func (a PolicyAction) String() string { + switch a { + case XFRM_POLICY_ALLOW: + return "allow" + case XFRM_POLICY_BLOCK: + return "block" + default: + return fmt.Sprintf("action %d", a) + } +} + // XfrmPolicyTmpl encapsulates a rule for the base addresses of an ipsec // policy. These rules are matched with XfrmState to determine encryption // and authentication algorithms. @@ -64,11 +83,14 @@ type XfrmPolicy struct { Dir Dir Priority int Index int + Action PolicyAction + Ifindex int + Ifid int Mark *XfrmMark Tmpls []XfrmPolicyTmpl } func (p XfrmPolicy) String() string { - return fmt.Sprintf("{Dst: %v, Src: %v, Proto: %s, DstPort: %d, SrcPort: %d, Dir: %s, Priority: %d, Index: %d, Mark: %s, Tmpls: %s}", - p.Dst, p.Src, p.Proto, p.DstPort, p.SrcPort, p.Dir, p.Priority, p.Index, p.Mark, p.Tmpls) + return fmt.Sprintf("{Dst: %v, Src: %v, Proto: %s, DstPort: %d, SrcPort: %d, Dir: %s, Priority: %d, Index: %d, Action: %s, Ifindex: %d, Ifid: %d, Mark: %s, Tmpls: %s}", + p.Dst, p.Src, p.Proto, p.DstPort, p.SrcPort, p.Dir, p.Priority, p.Index, p.Action, p.Ifindex, p.Ifid, p.Mark, p.Tmpls) } diff --git a/vendor/github.com/vishvananda/netlink/xfrm_policy_linux.go b/vendor/github.com/vishvananda/netlink/xfrm_policy_linux.go index fde0c2ca5..a4e132ef5 100644 --- a/vendor/github.com/vishvananda/netlink/xfrm_policy_linux.go +++ b/vendor/github.com/vishvananda/netlink/xfrm_policy_linux.go @@ -27,6 +27,7 @@ func selFromPolicy(sel *nl.XfrmSelector, policy *XfrmPolicy) { if sel.Sport != 0 { sel.SportMask = ^uint16(0) } + sel.Ifindex = int32(policy.Ifindex) } // XfrmPolicyAdd will add an xfrm policy to the system. @@ -61,6 +62,7 @@ func (h *Handle) xfrmPolicyAddOrUpdate(policy *XfrmPolicy, nlProto int) error { msg.Priority = uint32(policy.Priority) msg.Index = uint32(policy.Index) msg.Dir = uint8(policy.Dir) + msg.Action = uint8(policy.Action) msg.Lft.SoftByteLimit = nl.XFRM_INF msg.Lft.HardByteLimit = nl.XFRM_INF msg.Lft.SoftPacketLimit = nl.XFRM_INF @@ -90,6 +92,9 @@ func (h *Handle) xfrmPolicyAddOrUpdate(policy *XfrmPolicy, nlProto int) error { req.AddData(out) } + ifId := nl.NewRtAttr(nl.XFRMA_IF_ID, nl.Uint32Attr(uint32(policy.Ifid))) + req.AddData(ifId) + _, err := req.Execute(unix.NETLINK_XFRM, 0) return err } @@ -183,6 +188,9 @@ func (h *Handle) xfrmPolicyGetOrDelete(policy *XfrmPolicy, nlProto int) (*XfrmPo req.AddData(out) } + ifId := nl.NewRtAttr(nl.XFRMA_IF_ID, nl.Uint32Attr(uint32(policy.Ifid))) + req.AddData(ifId) + resType := nl.XFRM_MSG_NEWPOLICY if nlProto == nl.XFRM_MSG_DELPOLICY { resType = 0 @@ -197,12 +205,7 @@ func (h *Handle) xfrmPolicyGetOrDelete(policy *XfrmPolicy, nlProto int) (*XfrmPo return nil, err } - p, err := parseXfrmPolicy(msgs[0], FAMILY_ALL) - if err != nil { - return nil, err - } - - return p, nil + return parseXfrmPolicy(msgs[0], FAMILY_ALL) } func parseXfrmPolicy(m []byte, family int) (*XfrmPolicy, error) { @@ -220,9 +223,11 @@ func parseXfrmPolicy(m []byte, family int) (*XfrmPolicy, error) { policy.Proto = Proto(msg.Sel.Proto) policy.DstPort = int(nl.Swap16(msg.Sel.Dport)) policy.SrcPort = int(nl.Swap16(msg.Sel.Sport)) + policy.Ifindex = int(msg.Sel.Ifindex) policy.Priority = int(msg.Priority) policy.Index = int(msg.Index) policy.Dir = Dir(msg.Dir) + policy.Action = PolicyAction(msg.Action) attrs, err := nl.ParseRouteAttr(m[msg.Len():]) if err != nil { @@ -249,6 +254,8 @@ func parseXfrmPolicy(m []byte, family int) (*XfrmPolicy, error) { policy.Mark = new(XfrmMark) policy.Mark.Value = mark.Value policy.Mark.Mask = mark.Mask + case nl.XFRMA_IF_ID: + policy.Ifid = int(native.Uint32(attr.Value)) } } diff --git a/vendor/github.com/vishvananda/netlink/xfrm_state.go b/vendor/github.com/vishvananda/netlink/xfrm_state.go index d14740dc5..483d8934a 100644 --- a/vendor/github.com/vishvananda/netlink/xfrm_state.go +++ b/vendor/github.com/vishvananda/netlink/xfrm_state.go @@ -94,6 +94,8 @@ type XfrmState struct { Limits XfrmStateLimits Statistics XfrmStateStats Mark *XfrmMark + OutputMark int + Ifid int Auth *XfrmStateAlgo Crypt *XfrmStateAlgo Aead *XfrmStateAlgo @@ -102,8 +104,8 @@ type XfrmState struct { } func (sa XfrmState) String() string { - return fmt.Sprintf("Dst: %v, Src: %v, Proto: %s, Mode: %s, SPI: 0x%x, ReqID: 0x%x, ReplayWindow: %d, Mark: %v, Auth: %v, Crypt: %v, Aead: %v, Encap: %v, ESN: %t", - sa.Dst, sa.Src, sa.Proto, sa.Mode, sa.Spi, sa.Reqid, sa.ReplayWindow, sa.Mark, sa.Auth, sa.Crypt, sa.Aead, sa.Encap, sa.ESN) + return fmt.Sprintf("Dst: %v, Src: %v, Proto: %s, Mode: %s, SPI: 0x%x, ReqID: 0x%x, ReplayWindow: %d, Mark: %v, OutputMark: %d, Ifid: %d, Auth: %v, Crypt: %v, Aead: %v, Encap: %v, ESN: %t", + sa.Dst, sa.Src, sa.Proto, sa.Mode, sa.Spi, sa.Reqid, sa.ReplayWindow, sa.Mark, sa.OutputMark, sa.Ifid, sa.Auth, sa.Crypt, sa.Aead, sa.Encap, sa.ESN) } func (sa XfrmState) Print(stats bool) string { if !stats { diff --git a/vendor/github.com/vishvananda/netlink/xfrm_state_linux.go b/vendor/github.com/vishvananda/netlink/xfrm_state_linux.go index 5dfdb33e4..66c99423c 100644 --- a/vendor/github.com/vishvananda/netlink/xfrm_state_linux.go +++ b/vendor/github.com/vishvananda/netlink/xfrm_state_linux.go @@ -158,6 +158,13 @@ func (h *Handle) xfrmStateAddOrUpdate(state *XfrmState, nlProto int) error { out := nl.NewRtAttr(nl.XFRMA_REPLAY_ESN_VAL, writeReplayEsn(state.ReplayWindow)) req.AddData(out) } + if state.OutputMark != 0 { + out := nl.NewRtAttr(nl.XFRMA_OUTPUT_MARK, nl.Uint32Attr(uint32(state.OutputMark))) + req.AddData(out) + } + + ifId := nl.NewRtAttr(nl.XFRMA_IF_ID, nl.Uint32Attr(uint32(state.Ifid))) + req.AddData(ifId) _, err := req.Execute(unix.NETLINK_XFRM, 0) return err @@ -184,12 +191,7 @@ func (h *Handle) xfrmStateAllocSpi(state *XfrmState) (*XfrmState, error) { return nil, err } - s, err := parseXfrmState(msgs[0], FAMILY_ALL) - if err != nil { - return nil, err - } - - return s, err + return parseXfrmState(msgs[0], FAMILY_ALL) } // XfrmStateDel will delete an xfrm state from the system. Note that @@ -275,6 +277,9 @@ func (h *Handle) xfrmStateGetOrDelete(state *XfrmState, nlProto int) (*XfrmState req.AddData(out) } + ifId := nl.NewRtAttr(nl.XFRMA_IF_ID, nl.Uint32Attr(uint32(state.Ifid))) + req.AddData(ifId) + resType := nl.XFRM_MSG_NEWSA if nlProto == nl.XFRM_MSG_DELSA { resType = 0 @@ -372,6 +377,10 @@ func parseXfrmState(m []byte, family int) (*XfrmState, error) { state.Mark = new(XfrmMark) state.Mark.Value = mark.Value state.Mark.Mask = mark.Mask + case nl.XFRMA_OUTPUT_MARK: + state.OutputMark = int(native.Uint32(attr.Value)) + case nl.XFRMA_IF_ID: + state.Ifid = int(native.Uint32(attr.Value)) } } @@ -394,11 +403,7 @@ func (h *Handle) XfrmStateFlush(proto Proto) error { req.AddData(&nl.XfrmUsersaFlush{Proto: uint8(proto)}) _, err := req.Execute(unix.NETLINK_XFRM, 0) - if err != nil { - return err - } - - return nil + return err } func limitsToLft(lmts XfrmStateLimits, lft *nl.XfrmLifetimeCfg) { diff --git a/vendor/github.com/vishvananda/netns/go.mod b/vendor/github.com/vishvananda/netns/go.mod new file mode 100644 index 000000000..8221f782c --- /dev/null +++ b/vendor/github.com/vishvananda/netns/go.mod @@ -0,0 +1,3 @@ +module github.com/vishvananda/netns + +go 1.12 diff --git a/vendor/github.com/vishvananda/netns/go.sum b/vendor/github.com/vishvananda/netns/go.sum new file mode 100644 index 000000000..e69de29bb --- /dev/null +++ b/vendor/github.com/vishvananda/netns/go.sum diff --git a/vendor/modules.txt b/vendor/modules.txt index 31eb6ddd9..2aa86270a 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -54,7 +54,7 @@ github.com/containernetworking/cni/pkg/types/020 github.com/containernetworking/cni/pkg/types/current github.com/containernetworking/cni/pkg/utils github.com/containernetworking/cni/pkg/version -# github.com/containernetworking/plugins v0.8.2 +# github.com/containernetworking/plugins v0.8.5 github.com/containernetworking/plugins/pkg/ip github.com/containernetworking/plugins/pkg/ns github.com/containernetworking/plugins/pkg/utils/hwaddr @@ -138,7 +138,7 @@ github.com/containers/psgo/internal/dev github.com/containers/psgo/internal/host github.com/containers/psgo/internal/proc github.com/containers/psgo/internal/process -# github.com/containers/storage v1.15.5 +# github.com/containers/storage v1.15.7 github.com/containers/storage github.com/containers/storage/drivers github.com/containers/storage/drivers/aufs @@ -178,7 +178,7 @@ github.com/containers/storage/pkg/stringutils github.com/containers/storage/pkg/system github.com/containers/storage/pkg/tarlog github.com/containers/storage/pkg/truncindex -# github.com/coreos/go-iptables v0.4.2 +# github.com/coreos/go-iptables v0.4.5 github.com/coreos/go-iptables/iptables # github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f github.com/coreos/go-systemd/activation @@ -312,9 +312,9 @@ github.com/imdario/mergo github.com/inconshreveable/mousetrap # github.com/ishidawataru/sctp v0.0.0-20180918013207-6e2cb1366111 github.com/ishidawataru/sctp -# github.com/json-iterator/go v1.1.8 +# github.com/json-iterator/go v1.1.9 github.com/json-iterator/go -# github.com/klauspost/compress v1.9.4 +# github.com/klauspost/compress v1.9.7 github.com/klauspost/compress/flate github.com/klauspost/compress/fse github.com/klauspost/compress/huff0 @@ -325,7 +325,7 @@ github.com/klauspost/compress/zstd/internal/xxhash github.com/klauspost/pgzip # github.com/konsorten/go-windows-terminal-sequences v1.0.2 github.com/konsorten/go-windows-terminal-sequences -# github.com/mattn/go-shellwords v1.0.6 +# github.com/mattn/go-shellwords v1.0.7 github.com/mattn/go-shellwords # github.com/matttproud/golang_protobuf_extensions v1.0.1 github.com/matttproud/golang_protobuf_extensions/pbutil @@ -423,7 +423,7 @@ github.com/opentracing/opentracing-go/log # github.com/ostreedev/ostree-go v0.0.0-20190702140239-759a8c1ac913 github.com/ostreedev/ostree-go/pkg/glibobject github.com/ostreedev/ostree-go/pkg/otbuiltin -# github.com/pkg/errors v0.9.0 +# github.com/pkg/errors v0.9.1 github.com/pkg/errors # github.com/pmezard/go-difflib v1.0.0 github.com/pmezard/go-difflib/difflib @@ -478,11 +478,12 @@ github.com/stretchr/testify/require github.com/syndtr/gocapability/capability # github.com/tchap/go-patricia v2.3.0+incompatible github.com/tchap/go-patricia/patricia -# github.com/uber/jaeger-client-go v2.20.1+incompatible +# github.com/uber/jaeger-client-go v2.22.1+incompatible github.com/uber/jaeger-client-go github.com/uber/jaeger-client-go/config github.com/uber/jaeger-client-go/internal/baggage github.com/uber/jaeger-client-go/internal/baggage/remote +github.com/uber/jaeger-client-go/internal/reporterstats github.com/uber/jaeger-client-go/internal/spanlog github.com/uber/jaeger-client-go/internal/throttler github.com/uber/jaeger-client-go/internal/throttler/remote @@ -516,10 +517,10 @@ github.com/vbauerster/mpb/v4 github.com/vbauerster/mpb/v4/cwriter github.com/vbauerster/mpb/v4/decor github.com/vbauerster/mpb/v4/internal -# github.com/vishvananda/netlink v1.0.0 +# github.com/vishvananda/netlink v1.1.0 github.com/vishvananda/netlink github.com/vishvananda/netlink/nl -# github.com/vishvananda/netns v0.0.0-20190625233234-7109fa855b0f +# github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df github.com/vishvananda/netns # github.com/xeipuuv/gojsonpointer v0.0.0-20190809123943-df4f5c81cb3b github.com/xeipuuv/gojsonpointer @@ -628,9 +629,9 @@ gopkg.in/square/go-jose.v2/json gopkg.in/tomb.v1 # gopkg.in/yaml.v2 v2.2.7 gopkg.in/yaml.v2 -# k8s.io/api v0.17.0 +# k8s.io/api v0.17.2 k8s.io/api/core/v1 -# k8s.io/apimachinery v0.17.0 +# k8s.io/apimachinery v0.17.2 k8s.io/apimachinery/pkg/api/errors k8s.io/apimachinery/pkg/api/resource k8s.io/apimachinery/pkg/apis/meta/v1 |