diff options
Diffstat (limited to 'cmd/podman/create.go')
| -rw-r--r-- | cmd/podman/create.go | 65 |
1 files changed, 50 insertions, 15 deletions
diff --git a/cmd/podman/create.go b/cmd/podman/create.go index bcf830c7c..c40650f83 100644 --- a/cmd/podman/create.go +++ b/cmd/podman/create.go @@ -11,6 +11,7 @@ import ( "syscall" "github.com/containers/libpod/cmd/podman/libpodruntime" + "github.com/containers/libpod/cmd/podman/shared" "github.com/containers/libpod/libpod" "github.com/containers/libpod/libpod/image" ann "github.com/containers/libpod/pkg/annotations" @@ -375,8 +376,8 @@ func configureEntrypoint(c *cli.Context, data *inspect.ImageData) []string { return entrypoint } -func configurePod(c *cli.Context, runtime *libpod.Runtime, namespaces map[string]string) (map[string]string, error) { - pod, err := runtime.LookupPod(c.String("pod")) +func configurePod(c *cli.Context, runtime *libpod.Runtime, namespaces map[string]string, podName string) (map[string]string, error) { + pod, err := runtime.LookupPod(podName) if err != nil { return namespaces, err } @@ -409,6 +410,7 @@ func parseCreateOpts(ctx context.Context, c *cli.Context, runtime *libpod.Runtim inputCommand, command []string memoryLimit, memoryReservation, memorySwap, memoryKernel int64 blkioWeight uint16 + namespaces map[string]string ) idmappings, err := util.ParseIDMapping(c.StringSlice("uidmap"), c.StringSlice("gidmap"), c.String("subuidname"), c.String("subgidname")) if err != nil { @@ -492,12 +494,21 @@ func parseCreateOpts(ctx context.Context, c *cli.Context, runtime *libpod.Runtim return nil, errors.Errorf("--cpu-quota and --cpus cannot be set together") } + // EXPOSED PORTS + var portBindings map[nat.Port][]nat.PortBinding + if data != nil { + portBindings, err = cc.ExposedPorts(c.StringSlice("expose"), c.StringSlice("publish"), c.Bool("publish-all"), data.ContainerConfig.ExposedPorts) + if err != nil { + return nil, err + } + } + // Kernel Namespaces // TODO Fix handling of namespace from pod // Instead of integrating here, should be done in libpod // However, that also involves setting up security opts // when the pod's namespace is integrated - namespaces := map[string]string{ + namespaces = map[string]string{ "pid": c.String("pid"), "net": c.String("net"), "ipc": c.String("ipc"), @@ -505,8 +516,41 @@ func parseCreateOpts(ctx context.Context, c *cli.Context, runtime *libpod.Runtim "uts": c.String("uts"), } + originalPodName := c.String("pod") + podName := strings.Replace(originalPodName, "new:", "", 1) + // after we strip out :new, make sure there is something left for a pod name + if len(podName) < 1 && c.IsSet("pod") { + return nil, errors.Errorf("new pod name must be at least one character") + } if c.IsSet("pod") { - namespaces, err = configurePod(c, runtime, namespaces) + if strings.HasPrefix(originalPodName, "new:") { + // pod does not exist; lets make it + var podOptions []libpod.PodCreateOption + podOptions = append(podOptions, libpod.WithPodName(podName), libpod.WithInfraContainer(), libpod.WithPodCgroups()) + if len(portBindings) > 0 { + ociPortBindings, err := cc.NatToOCIPortBindings(portBindings) + if err != nil { + return nil, err + } + podOptions = append(podOptions, libpod.WithInfraContainerPorts(ociPortBindings)) + } + + podNsOptions, err := shared.GetNamespaceOptions(strings.Split(DefaultKernelNamespaces, ",")) + if err != nil { + return nil, err + } + podOptions = append(podOptions, podNsOptions...) + // make pod + pod, err := runtime.NewPod(ctx, podOptions...) + if err != nil { + return nil, err + } + logrus.Debugf("pod %s created by new container request", pod.ID()) + + // 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) if err != nil { return nil, err } @@ -535,7 +579,7 @@ func parseCreateOpts(ctx context.Context, c *cli.Context, runtime *libpod.Runtim // Make sure if network is set to container namespace, port binding is not also being asked for netMode := ns.NetworkMode(namespaces["net"]) if netMode.IsContainer() { - if len(c.StringSlice("publish")) > 0 || c.Bool("publish-all") { + if len(portBindings) > 0 { return nil, errors.Errorf("cannot set port bindings on an existing container network namespace") } } @@ -644,15 +688,6 @@ func parseCreateOpts(ctx context.Context, c *cli.Context, runtime *libpod.Runtim return nil, errors.Errorf("No command specified on command line or as CMD or ENTRYPOINT in this image") } - // EXPOSED PORTS - var portBindings map[nat.Port][]nat.PortBinding - if data != nil { - portBindings, err = cc.ExposedPorts(c.StringSlice("expose"), c.StringSlice("publish"), c.Bool("publish-all"), data.ContainerConfig.ExposedPorts) - if err != nil { - return nil, err - } - } - // SHM Size shmSize, err := units.FromHumanSize(c.String("shm-size")) if err != nil { @@ -746,7 +781,7 @@ func parseCreateOpts(ctx context.Context, c *cli.Context, runtime *libpod.Runtim NetMode: netMode, UtsMode: utsMode, PidMode: pidMode, - Pod: c.String("pod"), + Pod: podName, Privileged: c.Bool("privileged"), Publish: c.StringSlice("publish"), PublishAll: c.Bool("publish-all"), |