diff options
-rw-r--r-- | cmd/podman/containers/create.go | 48 | ||||
-rw-r--r-- | cmd/podman/containers/run.go | 9 | ||||
-rw-r--r-- | test/system/030-run.bats | 41 |
3 files changed, 80 insertions, 18 deletions
diff --git a/cmd/podman/containers/create.go b/cmd/podman/containers/create.go index 45ce00c86..c48a739ff 100644 --- a/cmd/podman/containers/create.go +++ b/cmd/podman/containers/create.go @@ -6,11 +6,12 @@ import ( "os" "strings" - "github.com/containers/libpod/libpod/define" - "github.com/containers/common/pkg/config" + "github.com/containers/image/v5/storage" + "github.com/containers/image/v5/transports/alltransports" "github.com/containers/libpod/cmd/podman/common" "github.com/containers/libpod/cmd/podman/registry" + "github.com/containers/libpod/libpod/define" "github.com/containers/libpod/pkg/domain/entities" "github.com/containers/libpod/pkg/errorhandling" "github.com/containers/libpod/pkg/specgen" @@ -108,12 +109,15 @@ func create(cmd *cobra.Command, args []string) error { return err } + imageName := args[0] if !cliVals.RootFS { - if err := pullImage(args[0]); err != nil { + name, err := pullImage(args[0]) + if err != nil { return err } + imageName = name } - s := specgen.NewSpecGenerator(args[0], cliVals.RootFS) + s := specgen.NewSpecGenerator(imageName, cliVals.RootFS) if err := common.FillOutSpecGen(s, &cliVals, args); err != nil { return err } @@ -211,30 +215,44 @@ func createInit(c *cobra.Command) error { return nil } -func pullImage(imageName string) error { - br, err := registry.ImageEngine().Exists(registry.GetContext(), imageName) - if err != nil { - return err - } +func pullImage(imageName string) (string, error) { pullPolicy, err := config.ValidatePullPolicy(cliVals.Pull) if err != nil { - return err + return "", err } - if !br.Value || pullPolicy == config.PullImageAlways { + + // Check if the image is missing and hence if we need to pull it. + imageMissing := true + imageRef, err := alltransports.ParseImageName(imageName) + switch { + case err != nil: + // Assume we specified a local image withouth the explicit storage transport. + fallthrough + + case imageRef.Transport().Name() == storage.Transport.Name(): + br, err := registry.ImageEngine().Exists(registry.GetContext(), imageName) + if err != nil { + return "", err + } + imageMissing = !br.Value + } + + if imageMissing || pullPolicy == config.PullImageAlways { if pullPolicy == config.PullImageNever { - return errors.Wrapf(define.ErrNoSuchImage, "unable to find a name and tag match for %s in repotags", imageName) + return "", errors.Wrapf(define.ErrNoSuchImage, "unable to find a name and tag match for %s in repotags", imageName) } - _, pullErr := registry.ImageEngine().Pull(registry.GetContext(), imageName, entities.ImagePullOptions{ + pullReport, pullErr := registry.ImageEngine().Pull(registry.GetContext(), imageName, entities.ImagePullOptions{ Authfile: cliVals.Authfile, Quiet: cliVals.Quiet, OverrideArch: cliVals.OverrideArch, OverrideOS: cliVals.OverrideOS, }) if pullErr != nil { - return pullErr + return "", pullErr } + imageName = pullReport.Images[0] } - return nil + return imageName, nil } func openCidFile(cidfile string) (*os.File, error) { diff --git a/cmd/podman/containers/run.go b/cmd/podman/containers/run.go index cb307c38f..4b287838e 100644 --- a/cmd/podman/containers/run.go +++ b/cmd/podman/containers/run.go @@ -125,10 +125,13 @@ func run(cmd *cobra.Command, args []string) error { return err } + imageName := args[0] if !cliVals.RootFS { - if err := pullImage(args[0]); err != nil { + name, err := pullImage(args[0]) + if err != nil { return err } + imageName = name } if cliVals.Replace { @@ -166,7 +169,7 @@ func run(cmd *cobra.Command, args []string) error { runOpts.Detach = cliVals.Detach runOpts.DetachKeys = cliVals.DetachKeys cliVals.PreserveFDs = runOpts.PreserveFDs - s := specgen.NewSpecGenerator(args[0], cliVals.RootFS) + s := specgen.NewSpecGenerator(imageName, cliVals.RootFS) if err := common.FillOutSpecGen(s, &cliVals, args); err != nil { return err } @@ -196,7 +199,7 @@ func run(cmd *cobra.Command, args []string) error { return nil } if runRmi { - _, rmErrors := registry.ImageEngine().Remove(registry.GetContext(), []string{args[0]}, entities.ImageRemoveOptions{}) + _, rmErrors := registry.ImageEngine().Remove(registry.GetContext(), []string{imageName}, entities.ImageRemoveOptions{}) if len(rmErrors) > 0 { logrus.Errorf("%s", errors.Wrapf(errorhandling.JoinErrors(rmErrors), "failed removing image")) } diff --git a/test/system/030-run.bats b/test/system/030-run.bats index eeecea2e5..bc6347012 100644 --- a/test/system/030-run.bats +++ b/test/system/030-run.bats @@ -201,4 +201,45 @@ echo $rand | 0 | $rand "podman will not overwrite existing cidfile" } +@test "podman run docker-archive" { + # Create an image that, when run, outputs a random magic string + expect=$(random_string 20) + run_podman run --name myc --entrypoint="[\"/bin/echo\",\"$expect\"]" $IMAGE + is "$output" "$expect" "podman run --entrypoint echo-randomstring" + + # Save it as a tar archive + run_podman commit myc myi + archive=$PODMAN_TMPDIR/archive.tar + run_podman save myi -o $archive + is "$output" "" "podman save" + + # Clean up image and container from container storage... + run_podman rmi myi + run_podman rm myc + + # ... then confirm we can run from archive. This re-imports the image + # and runs it, producing our random string as the last line. + run_podman run docker-archive:$archive + is "${lines[0]}" "Getting image source signatures" "podman run docker-archive, first line of output" + is "$output" ".*Copying blob" "podman run docker-archive" + is "$output" ".*Copying config" "podman run docker-archive" + is "$output" ".*Writing manifest" "podman run docker-archive" + is "${lines[-1]}" "$expect" "podman run docker-archive: expected random string output" + + # Clean up container as well as re-imported image + run_podman rm -a + run_podman rmi myi + + # Repeat the above, with podman-create and podman-start. + run_podman create docker-archive:$archive + cid=${lines[-1]} + + run_podman start --attach $cid + is "$output" "$expect" "'podman run' of 'podman-create docker-archive'" + + # Clean up. + run_podman rm $cid + run_podman rmi myi +} + # vim: filetype=sh |