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-rw-r--r--cmd/kpod/load.go12
-rw-r--r--cmd/kpod/save.go34
2 files changed, 39 insertions, 7 deletions
diff --git a/cmd/kpod/load.go b/cmd/kpod/load.go
index d29da0c06..5ae75a7a2 100644
--- a/cmd/kpod/load.go
+++ b/cmd/kpod/load.go
@@ -104,14 +104,18 @@ func loadCmd(c *cli.Context) error {
src := libpod.DockerArchive + ":" + input
imgName, err := runtime.PullImage(src, options)
if err != nil {
- src = libpod.OCIArchive + ":" + input
// generate full src name with specified image:tag
+ fullSrc := libpod.OCIArchive + ":" + input
if image != "" {
- src = src + ":" + image
+ fullSrc = fullSrc + ":" + image
}
- imgName, err = runtime.PullImage(src, options)
+ imgName, err = runtime.PullImage(fullSrc, options)
if err != nil {
- return errors.Wrapf(err, "error pulling %q", src)
+ src = libpod.DirTransport + ":" + input
+ imgName, err = runtime.PullImage(src, options)
+ if err != nil {
+ return errors.Wrapf(err, "error pulling %q", src)
+ }
}
}
fmt.Println("Loaded image: ", imgName)
diff --git a/cmd/kpod/save.go b/cmd/kpod/save.go
index 0f5fcfa4d..85a8c7930 100644
--- a/cmd/kpod/save.go
+++ b/cmd/kpod/save.go
@@ -3,15 +3,27 @@ package main
import (
"io"
"os"
+ "strings"
+ "github.com/containers/image/manifest"
+ imgspecv1 "github.com/opencontainers/image-spec/specs-go/v1"
"github.com/pkg/errors"
"github.com/projectatomic/libpod/libpod"
"github.com/sirupsen/logrus"
"github.com/urfave/cli"
)
+const (
+ ociManifestDir = "oci-dir"
+ v2s2ManifestDir = "docker-dir"
+)
+
var (
saveFlags = []cli.Flag{
+ cli.BoolFlag{
+ Name: "compress",
+ Usage: "compress tarball image layers when saving to a directory using the 'dir' transport. (default is same compression type as source)",
+ },
cli.StringFlag{
Name: "output, o",
Usage: "Write to a file, default is STDOUT",
@@ -23,7 +35,7 @@ var (
},
cli.StringFlag{
Name: "format",
- Usage: "Save image to oci-archive",
+ Usage: "Save image to oci-archive, oci-dir (directory with oci manifest type), docker-dir (directory with v2s2 manifest type)",
},
}
saveDescription = `
@@ -56,6 +68,10 @@ func saveCmd(c *cli.Context) error {
}
defer runtime.Shutdown(false)
+ if c.IsSet("compress") && (c.String("format") != ociManifestDir && c.String("format") != v2s2ManifestDir && c.String("format") == "") {
+ return errors.Errorf("--compress can only be set when --format is either 'oci-dir' or 'docker-dir'")
+ }
+
var writer io.Writer
if !c.Bool("quiet") {
writer = os.Stdout
@@ -69,10 +85,16 @@ func saveCmd(c *cli.Context) error {
}
}
- var dst string
+ var dst, manifestType string
switch c.String("format") {
case libpod.OCIArchive:
dst = libpod.OCIArchive + ":" + output
+ case "oci-dir":
+ dst = libpod.DirTransport + ":" + output
+ manifestType = imgspecv1.MediaTypeImageManifest
+ case "docker-dir":
+ dst = libpod.DirTransport + ":" + output
+ manifestType = manifest.DockerV2Schema2MediaType
case libpod.DockerArchive:
fallthrough
case "":
@@ -84,12 +106,18 @@ func saveCmd(c *cli.Context) error {
saveOpts := libpod.CopyOptions{
SignaturePolicyPath: "",
Writer: writer,
+ ManifestMIMEType: manifestType,
+ ForceCompress: c.Bool("compress"),
}
// only one image is supported for now
// future pull requests will fix this
for _, image := range args {
- dest := dst + ":" + image
+ dest := dst
+ // need dest to be in the format transport:path:reference for the following transports
+ if strings.Contains(dst, libpod.OCIArchive) || strings.Contains(dst, libpod.DockerArchive) {
+ dest = dst + ":" + image
+ }
if err := runtime.PushImage(image, dest, saveOpts); err != nil {
if err2 := os.Remove(output); err2 != nil {
logrus.Errorf("error deleting %q: %v", output, err)