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-rw-r--r--libpod/container.go3
-rw-r--r--libpod/container_easyjson.go13
-rw-r--r--libpod/container_internal.go2
-rw-r--r--libpod/oci.go2
-rw-r--r--libpod/options.go4
-rw-r--r--libpod/runtime_pod_infra_linux.go6
6 files changed, 26 insertions, 4 deletions
diff --git a/libpod/container.go b/libpod/container.go
index 16f61d021..a8a58f4d8 100644
--- a/libpod/container.go
+++ b/libpod/container.go
@@ -9,6 +9,7 @@ import (
"github.com/containernetworking/cni/pkg/types"
cnitypes "github.com/containernetworking/cni/pkg/types/current"
+ "github.com/containers/libpod/pkg/namespaces"
"github.com/containers/storage"
"github.com/cri-o/ocicni/pkg/ocicni"
spec "github.com/opencontainers/runtime-spec/specs-go"
@@ -296,6 +297,8 @@ type ContainerConfig struct {
HostAdd []string `json:"hostsAdd,omitempty"`
// Network names (CNI) to add container to. Empty to use default network.
Networks []string `json:"networks,omitempty"`
+ // Network mode specified for the default network.
+ NetMode namespaces.NetworkMode `json:"networkMode,omitempty"`
// Image Config
diff --git a/libpod/container_easyjson.go b/libpod/container_easyjson.go
index 041cc08ac..8bf5cb64f 100644
--- a/libpod/container_easyjson.go
+++ b/libpod/container_easyjson.go
@@ -8,6 +8,7 @@ import (
json "encoding/json"
types "github.com/containernetworking/cni/pkg/types"
current "github.com/containernetworking/cni/pkg/types/current"
+ namespaces "github.com/containers/libpod/pkg/namespaces"
storage "github.com/containers/storage"
idtools "github.com/containers/storage/pkg/idtools"
ocicni "github.com/cri-o/ocicni/pkg/ocicni"
@@ -1550,6 +1551,8 @@ func easyjson1dbef17bDecodeGithubComContainersLibpodLibpod2(in *jlexer.Lexer, ou
}
in.Delim(']')
}
+ case "networkMode":
+ out.NetMode = namespaces.NetworkMode(in.String())
case "userVolumes":
if in.IsNull() {
in.Skip()
@@ -2177,6 +2180,16 @@ func easyjson1dbef17bEncodeGithubComContainersLibpodLibpod2(out *jwriter.Writer,
out.RawByte(']')
}
}
+ if in.NetMode != "" {
+ const prefix string = ",\"networkMode\":"
+ if first {
+ first = false
+ out.RawString(prefix[1:])
+ } else {
+ out.RawString(prefix)
+ }
+ out.String(string(in.NetMode))
+ }
if len(in.UserVolumes) != 0 {
const prefix string = ",\"userVolumes\":"
if first {
diff --git a/libpod/container_internal.go b/libpod/container_internal.go
index 051e0aeb7..e44ec76ec 100644
--- a/libpod/container_internal.go
+++ b/libpod/container_internal.go
@@ -586,7 +586,7 @@ func (c *Container) completeNetworkSetup() error {
if err := c.syncContainer(); err != nil {
return err
}
- if rootless.IsRootless() {
+ if c.config.NetMode == "slirp4netns" {
return c.runtime.setupRootlessNetNS(c)
}
return c.runtime.setupNetNS(c)
diff --git a/libpod/oci.go b/libpod/oci.go
index a7aec06e5..e9cceda82 100644
--- a/libpod/oci.go
+++ b/libpod/oci.go
@@ -329,7 +329,7 @@ func (r *OCIRuntime) createOCIContainer(ctr *Container, cgroupParent string, res
cmd.ExtraFiles = append(cmd.ExtraFiles, ports...)
}
- if rootless.IsRootless() {
+ if ctr.config.NetMode.IsSlirp4netns() {
ctr.rootlessSlirpSyncR, ctr.rootlessSlirpSyncW, err = os.Pipe()
if err != nil {
return errors.Wrapf(err, "failed to create rootless network sync pipe")
diff --git a/libpod/options.go b/libpod/options.go
index 507847d65..7f4e3ac6b 100644
--- a/libpod/options.go
+++ b/libpod/options.go
@@ -7,6 +7,7 @@ import (
"regexp"
"syscall"
+ "github.com/containers/libpod/pkg/namespaces"
"github.com/containers/storage"
"github.com/containers/storage/pkg/idtools"
"github.com/cri-o/ocicni/pkg/ocicni"
@@ -817,7 +818,7 @@ func WithDependencyCtrs(ctrs []*Container) CtrCreateOption {
// namespace with a minimal configuration.
// An optional array of port mappings can be provided.
// Conflicts with WithNetNSFrom().
-func WithNetNS(portMappings []ocicni.PortMapping, postConfigureNetNS bool, networks []string) CtrCreateOption {
+func WithNetNS(portMappings []ocicni.PortMapping, postConfigureNetNS bool, netmode string, networks []string) CtrCreateOption {
return func(ctr *Container) error {
if ctr.valid {
return ErrCtrFinalized
@@ -831,6 +832,7 @@ func WithNetNS(portMappings []ocicni.PortMapping, postConfigureNetNS bool, netwo
ctr.config.CreateNetNS = true
ctr.config.PortMappings = portMappings
ctr.config.Networks = networks
+ ctr.config.NetMode = namespaces.NetworkMode(netmode)
return nil
}
diff --git a/libpod/runtime_pod_infra_linux.go b/libpod/runtime_pod_infra_linux.go
index 450a2fb32..8a5dbef56 100644
--- a/libpod/runtime_pod_infra_linux.go
+++ b/libpod/runtime_pod_infra_linux.go
@@ -50,7 +50,11 @@ func (r *Runtime) makeInfraContainer(ctx context.Context, p *Pod, imgName, imgID
// Since user namespace sharing is not implemented, we only need to check if it's rootless
networks := make([]string, 0)
- options = append(options, WithNetNS(p.config.InfraContainer.PortBindings, isRootless, networks))
+ netmode := "bridge"
+ if isRootless {
+ netmode = "slirp4netns"
+ }
+ options = append(options, WithNetNS(p.config.InfraContainer.PortBindings, isRootless, netmode, networks))
return r.newContainer(ctx, g.Config, options...)
}