diff options
| -rw-r--r-- | cmd/podman/shared/create.go | 34 | ||||
| -rw-r--r-- | pkg/adapter/pods.go | 12 |
2 files changed, 36 insertions, 10 deletions
diff --git a/cmd/podman/shared/create.go b/cmd/podman/shared/create.go index 2fcec6deb..f74c1c62d 100644 --- a/cmd/podman/shared/create.go +++ b/cmd/podman/shared/create.go @@ -214,24 +214,24 @@ func configureEntrypoint(c *GenericCLIResults, data *inspect.ImageData) []string return entrypoint } -func configurePod(c *GenericCLIResults, runtime *libpod.Runtime, namespaces map[string]string, podName string) (map[string]string, error) { +func configurePod(c *GenericCLIResults, runtime *libpod.Runtime, namespaces map[string]string, podName string) (map[string]string, string, error) { pod, err := runtime.LookupPod(podName) if err != nil { - return namespaces, err + return namespaces, "", err } podInfraID, err := pod.InfraContainerID() if err != nil { - return namespaces, err + return namespaces, "", err } hasUserns := false if podInfraID != "" { podCtr, err := runtime.GetContainer(podInfraID) if err != nil { - return namespaces, err + return namespaces, "", err } mappings, err := podCtr.IDMappings() if err != nil { - return namespaces, err + return namespaces, "", err } hasUserns = len(mappings.UIDMap) > 0 } @@ -251,7 +251,7 @@ func configurePod(c *GenericCLIResults, runtime *libpod.Runtime, namespaces map[ if (namespaces["uts"] == cc.Pod) || (!c.IsSet("uts") && pod.SharesUTS()) { namespaces["uts"] = fmt.Sprintf("container:%s", podInfraID) } - return namespaces, nil + return namespaces, podInfraID, nil } // Parses CLI options related to container creation into a config which can be @@ -359,6 +359,10 @@ func ParseCreateOpts(ctx context.Context, c *GenericCLIResults, runtime *libpod. if len(podName) < 1 && c.IsSet("pod") { return nil, errors.Errorf("new pod name must be at least one character") } + + // If we are adding a container to a pod, we would like to add an annotation for the infra ID + // so kata containers can share VMs inside the pod + var podInfraID string if c.IsSet("pod") { if strings.HasPrefix(originalPodName, "new:") { // pod does not exist; lets make it @@ -387,7 +391,7 @@ func ParseCreateOpts(ctx context.Context, c *GenericCLIResults, runtime *libpod. // The container now cannot have port bindings; so we reset the map portBindings = make(map[nat.Port][]nat.PortBinding) } - namespaces, err = configurePod(c, runtime, namespaces, podName) + namespaces, podInfraID, err = configurePod(c, runtime, namespaces, podName) if err != nil { return nil, err } @@ -485,12 +489,26 @@ func ParseCreateOpts(ctx context.Context, c *GenericCLIResults, runtime *libpod. // ANNOTATIONS annotations := make(map[string]string) + // First, add our default annotations - annotations[ann.ContainerType] = "sandbox" annotations[ann.TTY] = "false" if tty { annotations[ann.TTY] = "true" } + + // in the event this container is in a pod, and the pod has an infra container + // we will want to configure it as a type "container" instead defaulting to + // the behavior of a "sandbox" container + // In Kata containers: + // - "sandbox" is the annotation that denotes the container should use its own + // VM, which is the default behavior + // - "container" denotes the container should join the VM of the SandboxID + // (the infra container) + if podInfraID != "" { + annotations[ann.SandboxID] = podInfraID + annotations[ann.ContainerType] = ann.ContainerTypeContainer + } + if data != nil { // Next, add annotations from the image for key, value := range data.Annotations { diff --git a/pkg/adapter/pods.go b/pkg/adapter/pods.go index eafcc5e9b..2003b55ad 100644 --- a/pkg/adapter/pods.go +++ b/pkg/adapter/pods.go @@ -17,6 +17,7 @@ import ( "github.com/containers/libpod/libpod" "github.com/containers/libpod/libpod/image" "github.com/containers/libpod/pkg/adapter/shortcuts" + ann "github.com/containers/libpod/pkg/annotations" ns "github.com/containers/libpod/pkg/namespaces" createconfig "github.com/containers/libpod/pkg/spec" "github.com/containers/libpod/pkg/util" @@ -600,7 +601,7 @@ func (r *LocalRuntime) PlayKubeYAML(ctx context.Context, c *cliconfig.KubePlayVa if err != nil { return nil, err } - createConfig, err := kubeContainerToCreateConfig(ctx, container, r.Runtime, newImage, namespaces, volumes, pod.ID()) + createConfig, err := kubeContainerToCreateConfig(ctx, container, r.Runtime, newImage, namespaces, volumes, pod.ID(), podInfraID) if err != nil { return nil, err } @@ -719,7 +720,7 @@ func setupSecurityContext(securityConfig *createconfig.SecurityConfig, userConfi } // kubeContainerToCreateConfig takes a v1.Container and returns a createconfig describing a container -func kubeContainerToCreateConfig(ctx context.Context, containerYAML v1.Container, runtime *libpod.Runtime, newImage *image.Image, namespaces map[string]string, volumes map[string]string, podID string) (*createconfig.CreateConfig, error) { +func kubeContainerToCreateConfig(ctx context.Context, containerYAML v1.Container, runtime *libpod.Runtime, newImage *image.Image, namespaces map[string]string, volumes map[string]string, podID, infraID string) (*createconfig.CreateConfig, error) { var ( containerConfig createconfig.CreateConfig pidConfig createconfig.PidConfig @@ -800,6 +801,13 @@ func kubeContainerToCreateConfig(ctx context.Context, containerYAML v1.Container // Set default environment variables and incorporate data from image, if necessary envs := shared.EnvVariablesFromData(imageData) + annotations := make(map[string]string) + if infraID != "" { + annotations[ann.SandboxID] = infraID + annotations[ann.ContainerType] = ann.ContainerTypeContainer + } + containerConfig.Annotations = annotations + // Environment Variables for _, e := range containerYAML.Env { envs[e.Name] = e.Value |