diff options
Diffstat (limited to 'cmd/podman/create.go')
| -rw-r--r-- | cmd/podman/create.go | 47 |
1 files changed, 40 insertions, 7 deletions
diff --git a/cmd/podman/create.go b/cmd/podman/create.go index 129c886b2..8a5d0cf73 100644 --- a/cmd/podman/create.go +++ b/cmd/podman/create.go @@ -12,6 +12,7 @@ import ( "strings" "syscall" + "github.com/containers/image/manifest" "github.com/containers/libpod/cmd/podman/cliconfig" "github.com/containers/libpod/cmd/podman/libpodruntime" "github.com/containers/libpod/cmd/podman/shared" @@ -36,11 +37,9 @@ import ( var ( createCommand cliconfig.CreateValues - createDescription = "Creates a new container from the given image or" + - " storage and prepares it for running the specified command. The" + - " container ID is then printed to stdout. You can then start it at" + - " any time with the podman start <container_id> command. The container" + - " will be created with the initial state 'created'." + createDescription = `Creates a new container from the given image or storage and prepares it for running the specified command. + + The container ID is then printed to stdout. You can then start it at any time with the podman start <container_id> command. The container will be created with the initial state 'created'.` _createCommand = &cobra.Command{ Use: "create [flags] IMAGE [COMMAND [ARG...]]", Short: "Create but do not start a container", @@ -63,6 +62,7 @@ var ( func init() { createCommand.PodmanCommand.Command = _createCommand + createCommand.SetHelpTemplate(HelpTemplate()) createCommand.SetUsageTemplate(UsageTemplate()) getCreateFlags(&createCommand.PodmanCommand) @@ -117,6 +117,10 @@ func createInit(c *cliconfig.PodmanCommand) error { } func createContainer(c *cliconfig.PodmanCommand, runtime *libpod.Runtime) (*libpod.Container, *cc.CreateConfig, error) { + var ( + hasHealthCheck bool + healthCheck *manifest.Schema2HealthConfig + ) if c.Bool("trace") { span, _ := opentracing.StartSpanFromContext(Ctx, "createContainer") defer span.Finish() @@ -163,12 +167,32 @@ func createContainer(c *cliconfig.PodmanCommand, runtime *libpod.Runtime) (*libp } else { imageName = newImage.ID() } + + // add healthcheck if it exists AND is correct mediatype + _, mediaType, err := newImage.Manifest(ctx) + if err != nil { + return nil, nil, errors.Wrapf(err, "unable to determine mediatype of image %s", newImage.ID()) + } + if mediaType == manifest.DockerV2Schema2MediaType { + healthCheck, err = newImage.GetHealthCheck(ctx) + if err != nil { + return nil, nil, errors.Wrapf(err, "unable to get healthcheck for %s", c.InputArgs[0]) + } + if healthCheck != nil { + hasHealthCheck = true + } + } } createConfig, err := parseCreateOpts(ctx, c, runtime, imageName, data) if err != nil { return nil, nil, err } + // Because parseCreateOpts does derive anything from the image, we add health check + // at this point. The rest is done by WithOptions. + createConfig.HasHealthCheck = hasHealthCheck + createConfig.HealthCheck = healthCheck + ctr, err := createContainerFromCreateConfig(runtime, createConfig, ctx, nil) if err != nil { return nil, nil, err @@ -568,7 +592,7 @@ func parseCreateOpts(ctx context.Context, c *cliconfig.PodmanCommand, runtime *l } // LABEL VARIABLES - labels, err := getAllLabels(c.StringSlice("label-file"), c.StringSlice("label")) + labels, err := getAllLabels(c.StringSlice("label-file"), c.StringArray("label")) if err != nil { return nil, errors.Wrapf(err, "unable to process labels") } @@ -869,7 +893,16 @@ func joinOrCreateRootlessUserNamespace(createConfig *cc.CreateConfig, runtime *l } return false, -1, errors.Errorf("dependency container %s is not running", ctr.ID()) } - return rootless.JoinNS(uint(pid), 0) + + data, err := ioutil.ReadFile(ctr.Config().ConmonPidFile) + if err != nil { + return false, -1, errors.Wrapf(err, "cannot read conmon PID file %q", ctr.Config().ConmonPidFile) + } + conmonPid, err := strconv.Atoi(string(data)) + if err != nil { + return false, -1, errors.Wrapf(err, "cannot parse PID %q", data) + } + return rootless.JoinDirectUserAndMountNS(uint(conmonPid)) } } return rootless.BecomeRootInUserNS() |