mirror of https://github.com/containers/podman.git
56 lines
1.4 KiB
Go
56 lines
1.4 KiB
Go
// +build linux
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package libpod
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import (
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"github.com/containernetworking/plugins/pkg/ns"
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"github.com/sirupsen/logrus"
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)
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type containerPlatformState struct {
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// NetNSPath is the path of the container's network namespace
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// Will only be set if config.CreateNetNS is true, or the container was
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// told to join another container's network namespace
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NetNS ns.NetNS `json:"-"`
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}
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func (ctr *Container) setNamespace(netNSPath string, newState *containerState) error {
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if netNSPath != "" {
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// Check if the container's old state has a good netns
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if ctr.state.NetNS != nil && netNSPath == ctr.state.NetNS.Path() {
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newState.NetNS = ctr.state.NetNS
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} else {
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// Close the existing namespace.
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// Whoever removed it from the database already tore it down.
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if err := ctr.runtime.closeNetNS(ctr); err != nil {
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return err
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}
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// Open the new network namespace
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ns, err := joinNetNS(netNSPath)
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if err == nil {
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newState.NetNS = ns
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} else {
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logrus.Errorf("error joining network namespace for container %s", ctr.ID())
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ctr.valid = false
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}
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}
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} else {
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// The container no longer has a network namespace
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// Close the old one, whoever removed it from the DB should have
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// cleaned it up already.
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if err := ctr.runtime.closeNetNS(ctr); err != nil {
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return err
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}
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}
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return nil
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}
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func (ctr *Container) setNamespaceStatePath() string {
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if ctr.state.NetNS != nil {
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return ctr.state.NetNS.Path()
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}
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return ""
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}
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