summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--go.mod2
-rw-r--r--go.sum2
-rw-r--r--libpod/networking_linux.go22
-rw-r--r--vendor/github.com/cri-o/ocicni/pkg/ocicni/ocicni.go165
-rw-r--r--vendor/github.com/cri-o/ocicni/pkg/ocicni/types.go40
-rw-r--r--vendor/modules.txt2
6 files changed, 163 insertions, 70 deletions
diff --git a/go.mod b/go.mod
index 8d41f5991..aa507741a 100644
--- a/go.mod
+++ b/go.mod
@@ -26,7 +26,7 @@ require (
github.com/coreos/go-iptables v0.4.1
github.com/coreos/go-semver v0.3.0 // indirect
github.com/coreos/go-systemd v0.0.0-20190620071333-e64a0ec8b42a
- github.com/cri-o/ocicni v0.0.0-20190328132530-0c180f981b27
+ github.com/cri-o/ocicni v0.1.1-0.20190702175919-7762645d18ca
github.com/cyphar/filepath-securejoin v0.2.2
github.com/davecgh/go-spew v1.1.1
github.com/docker/distribution v2.7.1+incompatible
diff --git a/go.sum b/go.sum
index 43553fbd9..e211d027c 100644
--- a/go.sum
+++ b/go.sum
@@ -101,6 +101,8 @@ github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f/go.mod h1:E3G3o1h8I7cfc
github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwcJI5acqYI6dE=
github.com/cri-o/ocicni v0.0.0-20190328132530-0c180f981b27 h1:c3yt54JU7t7bzcae8YwI6+TvbWeQWrBfDxYi7zL9XPE=
github.com/cri-o/ocicni v0.0.0-20190328132530-0c180f981b27/go.mod h1:BO0al9TKber3XUTucLzKgoG5sq8qiOB41H7zSdfw6r8=
+github.com/cri-o/ocicni v0.1.1-0.20190702175919-7762645d18ca h1:CJstDqYy9ClWuPcDHMTCAiUS+ckekluYetGR2iYYWuo=
+github.com/cri-o/ocicni v0.1.1-0.20190702175919-7762645d18ca/go.mod h1:BO0al9TKber3XUTucLzKgoG5sq8qiOB41H7zSdfw6r8=
github.com/cyphar/filepath-securejoin v0.2.1 h1:5DPkzz/0MwUpvR4fxASKzgApeq2OMFY5FfYtrX28Coo=
github.com/cyphar/filepath-securejoin v0.2.1/go.mod h1:FpkQEhXnPnOthhzymB7CGsFk2G9VLXONKD9G7QGMM+4=
github.com/cyphar/filepath-securejoin v0.2.2 h1:jCwT2GTP+PY5nBz3c/YL5PAIbusElVrPujOBSCj8xRg=
diff --git a/libpod/networking_linux.go b/libpod/networking_linux.go
index 93ec157c5..27585b8d5 100644
--- a/libpod/networking_linux.go
+++ b/libpod/networking_linux.go
@@ -28,21 +28,23 @@ import (
// Get an OCICNI network config
func (r *Runtime) getPodNetwork(id, name, nsPath string, networks []string, ports []ocicni.PortMapping, staticIP net.IP) ocicni.PodNetwork {
+ defaultNetwork := r.netPlugin.GetDefaultNetworkName()
network := ocicni.PodNetwork{
- Name: name,
- Namespace: name, // TODO is there something else we should put here? We don't know about Kube namespaces
- ID: id,
- NetNS: nsPath,
- PortMappings: ports,
- Networks: networks,
+ Name: name,
+ Namespace: name, // TODO is there something else we should put here? We don't know about Kube namespaces
+ ID: id,
+ NetNS: nsPath,
+ Networks: networks,
+ RuntimeConfig: map[string]ocicni.RuntimeConfig{
+ defaultNetwork: {PortMappings: ports},
+ },
}
if staticIP != nil {
- defaultNetwork := r.netPlugin.GetDefaultNetworkName()
-
network.Networks = []string{defaultNetwork}
- network.NetworkConfig = make(map[string]ocicni.NetworkConfig)
- network.NetworkConfig[defaultNetwork] = ocicni.NetworkConfig{IP: staticIP.String()}
+ network.RuntimeConfig = map[string]ocicni.RuntimeConfig{
+ defaultNetwork: {IP: staticIP.String(), PortMappings: ports},
+ }
}
return network
diff --git a/vendor/github.com/cri-o/ocicni/pkg/ocicni/ocicni.go b/vendor/github.com/cri-o/ocicni/pkg/ocicni/ocicni.go
index a08be9ecd..8743abc56 100644
--- a/vendor/github.com/cri-o/ocicni/pkg/ocicni/ocicni.go
+++ b/vendor/github.com/cri-o/ocicni/pkg/ocicni/ocicni.go
@@ -382,7 +382,7 @@ func (plugin *cniNetworkPlugin) Name() string {
return CNIPluginName
}
-func (plugin *cniNetworkPlugin) forEachNetwork(podNetwork *PodNetwork, forEachFunc func(*cniNetwork, string, *PodNetwork) error) error {
+func (plugin *cniNetworkPlugin) forEachNetwork(podNetwork *PodNetwork, forEachFunc func(*cniNetwork, string, *PodNetwork, RuntimeConfig) error) error {
networks := podNetwork.Networks
if len(networks) == 0 {
networks = append(networks, plugin.GetDefaultNetworkName())
@@ -395,7 +395,7 @@ func (plugin *cniNetworkPlugin) forEachNetwork(podNetwork *PodNetwork, forEachFu
logrus.Errorf(err.Error())
return err
}
- if err := forEachFunc(network, ifName, podNetwork); err != nil {
+ if err := forEachFunc(network, ifName, podNetwork, podNetwork.RuntimeConfig[netName]); err != nil {
return err
}
}
@@ -410,20 +410,15 @@ func (plugin *cniNetworkPlugin) SetUpPod(podNetwork PodNetwork) ([]cnitypes.Resu
plugin.podLock(podNetwork).Lock()
defer plugin.podUnlock(podNetwork)
- _, err := plugin.loNetwork.addToNetwork(plugin.cacheDir, &podNetwork, "lo", "")
+ _, err := plugin.loNetwork.addToNetwork(plugin.cacheDir, &podNetwork, "lo", RuntimeConfig{})
if err != nil {
logrus.Errorf("Error while adding to cni lo network: %s", err)
return nil, err
}
results := make([]cnitypes.Result, 0)
- if err := plugin.forEachNetwork(&podNetwork, func(network *cniNetwork, ifName string, podNetwork *PodNetwork) error {
- ip := ""
- if conf, ok := podNetwork.NetworkConfig[network.name]; ok {
- ip = conf.IP
- }
-
- result, err := network.addToNetwork(plugin.cacheDir, podNetwork, ifName, ip)
+ if err := plugin.forEachNetwork(&podNetwork, func(network *cniNetwork, ifName string, podNetwork *PodNetwork, runtimeConfig RuntimeConfig) error {
+ result, err := network.addToNetwork(plugin.cacheDir, podNetwork, ifName, runtimeConfig)
if err != nil {
logrus.Errorf("Error while adding pod to CNI network %q: %s", network.name, err)
return err
@@ -445,13 +440,8 @@ func (plugin *cniNetworkPlugin) TearDownPod(podNetwork PodNetwork) error {
plugin.podLock(podNetwork).Lock()
defer plugin.podUnlock(podNetwork)
- return plugin.forEachNetwork(&podNetwork, func(network *cniNetwork, ifName string, podNetwork *PodNetwork) error {
- ip := ""
- if conf, ok := podNetwork.NetworkConfig[network.name]; ok {
- ip = conf.IP
- }
-
- if err := network.deleteFromNetwork(plugin.cacheDir, podNetwork, ifName, ip); err != nil {
+ return plugin.forEachNetwork(&podNetwork, func(network *cniNetwork, ifName string, podNetwork *PodNetwork, runtimeConfig RuntimeConfig) error {
+ if err := network.deleteFromNetwork(plugin.cacheDir, podNetwork, ifName, runtimeConfig); err != nil {
logrus.Errorf("Error while removing pod from CNI network %q: %s", network.name, err)
return err
}
@@ -466,35 +456,15 @@ func (plugin *cniNetworkPlugin) GetPodNetworkStatus(podNetwork PodNetwork) ([]cn
defer plugin.podUnlock(podNetwork)
results := make([]cnitypes.Result, 0)
- if err := plugin.forEachNetwork(&podNetwork, func(network *cniNetwork, ifName string, podNetwork *PodNetwork) error {
- version := "4"
- ip, mac, err := getContainerDetails(plugin.nsManager, podNetwork.NetNS, ifName, "-4")
+ if err := plugin.forEachNetwork(&podNetwork, func(network *cniNetwork, ifName string, podNetwork *PodNetwork, runtimeConfig RuntimeConfig) error {
+ result, err := network.checkNetwork(plugin.cacheDir, podNetwork, ifName, runtimeConfig, plugin.nsManager)
if err != nil {
- ip, mac, err = getContainerDetails(plugin.nsManager, podNetwork.NetNS, ifName, "-6")
- if err != nil {
- return err
- }
- version = "6"
+ logrus.Errorf("Error while checking pod to CNI network %q: %s", network.name, err)
+ return err
+ }
+ if result != nil {
+ results = append(results, result)
}
-
- // Until CNI's GET request lands, construct the Result manually
- results = append(results, &cnicurrent.Result{
- CNIVersion: "0.3.1",
- Interfaces: []*cnicurrent.Interface{
- {
- Name: ifName,
- Mac: mac.String(),
- Sandbox: podNetwork.NetNS,
- },
- },
- IPs: []*cnicurrent.IPConfig{
- {
- Version: version,
- Interface: cnicurrent.Int(0),
- Address: *ip,
- },
- },
- })
return nil
}); err != nil {
return nil, err
@@ -503,8 +473,8 @@ func (plugin *cniNetworkPlugin) GetPodNetworkStatus(podNetwork PodNetwork) ([]cn
return results, nil
}
-func (network *cniNetwork) addToNetwork(cacheDir string, podNetwork *PodNetwork, ifName, ip string) (cnitypes.Result, error) {
- rt, err := buildCNIRuntimeConf(cacheDir, podNetwork, ifName, ip)
+func (network *cniNetwork) addToNetwork(cacheDir string, podNetwork *PodNetwork, ifName string, runtimeConfig RuntimeConfig) (cnitypes.Result, error) {
+ rt, err := buildCNIRuntimeConf(cacheDir, podNetwork, ifName, runtimeConfig)
if err != nil {
logrus.Errorf("Error adding network: %v", err)
return nil, err
@@ -521,8 +491,82 @@ func (network *cniNetwork) addToNetwork(cacheDir string, podNetwork *PodNetwork,
return res, nil
}
-func (network *cniNetwork) deleteFromNetwork(cacheDir string, podNetwork *PodNetwork, ifName, ip string) error {
- rt, err := buildCNIRuntimeConf(cacheDir, podNetwork, ifName, ip)
+func (network *cniNetwork) checkNetwork(cacheDir string, podNetwork *PodNetwork, ifName string, runtimeConfig RuntimeConfig, nsManager *nsManager) (cnitypes.Result, error) {
+
+ rt, err := buildCNIRuntimeConf(cacheDir, podNetwork, ifName, runtimeConfig)
+ if err != nil {
+ logrus.Errorf("Error checking network: %v", err)
+ return nil, err
+ }
+
+ netconf, cninet := network.NetworkConfig, network.CNIConfig
+ logrus.Infof("About to check CNI network %s (type=%v)", netconf.Name, netconf.Plugins[0].Network.Type)
+
+ gtet, err := cniversion.GreaterThanOrEqualTo(netconf.CNIVersion, "0.4.0")
+ if err != nil {
+ return nil, err
+ }
+
+ var result cnitypes.Result
+
+ // When CNIVersion supports Check, use it. Otherwise fall back on what was done initially.
+ if gtet {
+ err = cninet.CheckNetworkList(context.Background(), netconf, rt)
+ logrus.Infof("Checking CNI network %s (config version=%v)", netconf.Name, netconf.CNIVersion)
+ if err != nil {
+ logrus.Errorf("Error checking network: %v", err)
+ return nil, err
+ }
+ }
+
+ result, err = cninet.GetNetworkListCachedResult(netconf, rt)
+ if err != nil {
+ logrus.Errorf("Error GetNetworkListCachedResult: %v", err)
+ return nil, err
+ } else if result != nil {
+ return result, nil
+ }
+
+ // result doesn't exist, create one
+ logrus.Infof("Checking CNI network %s (config version=%v) nsManager=%v", netconf.Name, netconf.CNIVersion, nsManager)
+
+ var cniInterface *cnicurrent.Interface
+ ips := []*cnicurrent.IPConfig{}
+ errs := []error{}
+ for _, version := range []string{"4", "6"} {
+ ip, mac, err := getContainerDetails(nsManager, podNetwork.NetNS, ifName, "-"+version)
+ if err == nil {
+ if cniInterface == nil {
+ cniInterface = &cnicurrent.Interface{
+ Name: ifName,
+ Mac: mac.String(),
+ Sandbox: podNetwork.NetNS,
+ }
+ }
+ ips = append(ips, &cnicurrent.IPConfig{
+ Version: version,
+ Interface: cnicurrent.Int(0),
+ Address: *ip,
+ })
+ } else {
+ errs = append(errs, err)
+ }
+ }
+ if cniInterface == nil || len(ips) == 0 {
+ return nil, fmt.Errorf("neither IPv4 nor IPv6 found when retrieving network status: %v", errs)
+ }
+
+ result = &cnicurrent.Result{
+ CNIVersion: netconf.CNIVersion,
+ Interfaces: []*cnicurrent.Interface{cniInterface},
+ IPs: ips,
+ }
+
+ return result, nil
+}
+
+func (network *cniNetwork) deleteFromNetwork(cacheDir string, podNetwork *PodNetwork, ifName string, runtimeConfig RuntimeConfig) error {
+ rt, err := buildCNIRuntimeConf(cacheDir, podNetwork, ifName, runtimeConfig)
if err != nil {
logrus.Errorf("Error deleting network: %v", err)
return err
@@ -538,7 +582,7 @@ func (network *cniNetwork) deleteFromNetwork(cacheDir string, podNetwork *PodNet
return nil
}
-func buildCNIRuntimeConf(cacheDir string, podNetwork *PodNetwork, ifName, ip string) (*libcni.RuntimeConf, error) {
+func buildCNIRuntimeConf(cacheDir string, podNetwork *PodNetwork, ifName string, runtimeConfig RuntimeConfig) (*libcni.RuntimeConf, error) {
logrus.Infof("Got pod network %+v", podNetwork)
rt := &libcni.RuntimeConf{
@@ -552,9 +596,11 @@ func buildCNIRuntimeConf(cacheDir string, podNetwork *PodNetwork, ifName, ip str
{"K8S_POD_NAME", podNetwork.Name},
{"K8S_POD_INFRA_CONTAINER_ID", podNetwork.ID},
},
+ CapabilityArgs: map[string]interface{}{},
}
// Add requested static IP to CNI_ARGS
+ ip := runtimeConfig.IP
if ip != "" {
if tstIP := net.ParseIP(ip); tstIP == nil {
return nil, fmt.Errorf("unable to parse IP address %q", ip)
@@ -562,13 +608,26 @@ func buildCNIRuntimeConf(cacheDir string, podNetwork *PodNetwork, ifName, ip str
rt.Args = append(rt.Args, [2]string{"IP", ip})
}
- if len(podNetwork.PortMappings) == 0 {
- return rt, nil
+ // Set PortMappings in Capabilities
+ if len(runtimeConfig.PortMappings) != 0 {
+ rt.CapabilityArgs["portMappings"] = runtimeConfig.PortMappings
+ }
+
+ // Set Bandwidth in Capabilities
+ if runtimeConfig.Bandwidth != nil {
+ rt.CapabilityArgs["bandwidth"] = map[string]uint64{
+ "ingressRate": runtimeConfig.Bandwidth.IngressRate,
+ "ingressBurst": runtimeConfig.Bandwidth.IngressBurst,
+ "egressRate": runtimeConfig.Bandwidth.EgressRate,
+ "egressBurst": runtimeConfig.Bandwidth.EgressBurst,
+ }
}
- rt.CapabilityArgs = map[string]interface{}{
- "portMappings": podNetwork.PortMappings,
+ // Set IpRanges in Capabilities
+ if len(runtimeConfig.IpRanges) > 0 {
+ rt.CapabilityArgs["ipRanges"] = runtimeConfig.IpRanges
}
+
return rt, nil
}
diff --git a/vendor/github.com/cri-o/ocicni/pkg/ocicni/types.go b/vendor/github.com/cri-o/ocicni/pkg/ocicni/types.go
index d76094292..8709711e0 100644
--- a/vendor/github.com/cri-o/ocicni/pkg/ocicni/types.go
+++ b/vendor/github.com/cri-o/ocicni/pkg/ocicni/types.go
@@ -24,12 +24,44 @@ type PortMapping struct {
HostIP string `json:"hostIP"`
}
-// NetworkConfig is additional configuration for a single CNI network.
-type NetworkConfig struct {
+// IpRange maps to the standard CNI ipRanges Capability
+// see: https://github.com/containernetworking/cni/blob/master/CONVENTIONS.md
+type IpRange struct {
+ // Subnet is the whole CIDR
+ Subnet string `json:"subnet"`
+ // RangeStart is the first available IP in subnet
+ RangeStart string `json:"rangeStart,omitempty"`
+ // RangeEnd is the last available IP in subnet
+ RangeEnd string `json:"rangeEnd,omitempty"`
+ // Gateway is the gateway of subnet
+ Gateway string `json:"gateway,omitempty"`
+}
+
+// RuntimeConfig is additional configuration for a single CNI network that
+// is pod-specific rather than general to the network.
+type RuntimeConfig struct {
// IP is a static IP to be specified in the network. Can only be used
// with the hostlocal IP allocator. If left unset, an IP will be
// dynamically allocated.
IP string
+ // PortMappings is the port mapping of the sandbox.
+ PortMappings []PortMapping
+ // Bandwidth is the bandwidth limiting of the pod
+ Bandwidth *BandwidthConfig
+ // IpRanges is the ip range gather which is used for address allocation
+ IpRanges [][]IpRange
+}
+
+// BandwidthConfig maps to the standard CNI bandwidth Capability
+// see: https://github.com/containernetworking/cni/blob/master/CONVENTIONS.md
+type BandwidthConfig struct {
+ // IngressRate is a limit for incoming traffic in bps
+ IngressRate uint64
+ IngressBurst uint64
+
+ // EgressRate is a limit for outgoing traffic in bps
+ EgressRate uint64
+ EgressBurst uint64
}
// PodNetwork configures the network of a pod sandbox.
@@ -42,8 +74,6 @@ type PodNetwork struct {
ID string
// NetNS is the network namespace path of the sandbox.
NetNS string
- // PortMappings is the port mapping of the sandbox.
- PortMappings []PortMapping
// Networks is a list of CNI network names to attach to the sandbox
// Leave this list empty to attach the default network to the sandbox
@@ -52,7 +82,7 @@ type PodNetwork struct {
// NetworkConfig is configuration specific to a single CNI network.
// It is optional, and can be omitted for some or all specified networks
// without issue.
- NetworkConfig map[string]NetworkConfig
+ RuntimeConfig map[string]RuntimeConfig
}
// CNIPlugin is the interface that needs to be implemented by a plugin
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 7f2693903..eb0981c9e 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -153,7 +153,7 @@ github.com/coreos/go-systemd/sdjournal
github.com/coreos/go-systemd/journal
# github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f
github.com/coreos/pkg/dlopen
-# github.com/cri-o/ocicni v0.0.0-20190328132530-0c180f981b27
+# github.com/cri-o/ocicni v0.1.1-0.20190702175919-7762645d18ca
github.com/cri-o/ocicni/pkg/ocicni
# github.com/cyphar/filepath-securejoin v0.2.2
github.com/cyphar/filepath-securejoin
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-12-24 18:42:55 +0000