diff options
Diffstat (limited to 'cmd/podman/pull.go')
| -rw-r--r-- | cmd/podman/pull.go | 71 |
1 files changed, 61 insertions, 10 deletions
diff --git a/cmd/podman/pull.go b/cmd/podman/pull.go index d70719164..b9ef3f96b 100644 --- a/cmd/podman/pull.go +++ b/cmd/podman/pull.go @@ -6,11 +6,13 @@ import ( "os" "strings" + "github.com/containers/image/docker" dockerarchive "github.com/containers/image/docker/archive" "github.com/containers/image/transports/alltransports" "github.com/containers/image/types" "github.com/containers/libpod/cmd/podman/cliconfig" "github.com/containers/libpod/libpod/adapter" + "github.com/containers/libpod/libpod/common" image2 "github.com/containers/libpod/libpod/image" "github.com/containers/libpod/pkg/util" "github.com/pkg/errors" @@ -41,6 +43,7 @@ specified, the image with the 'latest' tag (if it exists) is pulled func init() { pullCommand.Command = _pullCommand flags := pullCommand.Flags() + flags.BoolVar(&pullCommand.AllTags, "all-tags", false, "All tagged images inthe repository will be pulled") flags.StringVar(&pullCommand.Authfile, "authfile", "", "Path of the authentication file. Default is ${XDG_RUNTIME_DIR}/containers/auth.json. Use REGISTRY_AUTH_FILE environment variable to override") flags.StringVar(&pullCommand.CertDir, "cert-dir", "", "`Pathname` of a directory containing TLS certificates and keys") flags.StringVar(&pullCommand.Creds, "creds", "", "`Credentials` (USERNAME:PASSWORD) to use for authenticating to a registry") @@ -69,6 +72,15 @@ func pullCmd(c *cliconfig.PullValues) error { logrus.Errorf("too many arguments. Requires exactly 1") return nil } + + arr := strings.SplitN(args[0], ":", 2) + if len(arr) == 2 { + if c.Bool("all-tags") { + logrus.Errorf("tag can't be used with --all-tags") + return nil + } + } + ctx := getContext() image := args[0] var registryCreds *types.DockerAuthConfig @@ -83,7 +95,6 @@ func pullCmd(c *cliconfig.PullValues) error { var ( writer io.Writer - imgID string ) if !c.Quiet { writer = os.Stderr @@ -107,18 +118,58 @@ func pullCmd(c *cliconfig.PullValues) error { if err != nil { return errors.Wrapf(err, "error pulling image from %q", image) } - imgID = newImage[0].ID() + fmt.Println(newImage[0].ID()) } else { - authfile := getAuthFile(c.Authfile) - newImage, err := runtime.New(getContext(), image, c.SignaturePolicy, authfile, writer, &dockerRegistryOptions, image2.SigningOptions{}, true, nil) + authfile := getAuthFile(c.String("authfile")) + spec := image + systemContext := common.GetSystemContext("", authfile, false) + srcRef, err := alltransports.ParseImageName(spec) if err != nil { + dockerTransport := "docker://" + logrus.Debugf("error parsing image name %q, trying with transport %q: %v", spec, dockerTransport, err) + spec = dockerTransport + spec + srcRef2, err2 := alltransports.ParseImageName(spec) + if err2 != nil { + return errors.Wrapf(err2, "error parsing image name %q", image) + } + srcRef = srcRef2 + } + var names []string + if c.Bool("all-tags") { + if srcRef.DockerReference() == nil { + return errors.New("Non-docker transport is currently not supported") + } + tags, err := docker.GetRepositoryTags(ctx, systemContext, srcRef) + if err != nil { + return errors.Wrapf(err, "error getting repository tags") + } + for _, tag := range tags { + name := spec + ":" + tag + names = append(names, name) + } + } else { + names = append(names, spec) + } + var foundIDs []string + foundImage := true + for _, name := range names { + newImage, err := runtime.New(getContext(), name, c.String("signature-policy"), authfile, writer, &dockerRegistryOptions, image2.SigningOptions{}, true, nil) + if err != nil { + println(errors.Wrapf(err, "error pulling image %q", name)) + foundImage = false + continue + } + foundIDs = append(foundIDs, newImage.ID()) + } + if len(names) == 1 && !foundImage { return errors.Wrapf(err, "error pulling image %q", image) } - imgID = newImage.ID() - } - - // Intentionally choosing to ignore if there is an error because - // outputting the image ID is a NTH and not integral to the pull - fmt.Println(imgID) + if len(names) > 1 { + fmt.Println("Pulled Images:") + } + for _, id := range foundIDs { + fmt.Println(id) + } + } // end else if strings.HasPrefix(image, dockerarchive.Transport.Name()+":") return nil } |