Merge pull request #5852 from baude/v1prune

Podman V2 birth

1 files changed, 94 insertions, 0 deletions

diff --git a/cmd/podman/images/load.go b/cmd/podman/images/load.go
new file mode 100644
index 000000000..23c657b59
--- /dev/null
+++ b/cmd/podman/images/load.go
@@ -0,0 +1,94 @@
+package images
+
+import (
+	"context"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"os"
+
+	"github.com/containers/image/v5/docker/reference"
+	"github.com/containers/libpod/cmd/podman/parse"
+	"github.com/containers/libpod/cmd/podman/registry"
+	"github.com/containers/libpod/pkg/domain/entities"
+	"github.com/containers/libpod/pkg/util"
+	"github.com/pkg/errors"
+	"github.com/spf13/cobra"
+	"golang.org/x/crypto/ssh/terminal"
+)
+
+var (
+	loadDescription = "Loads an image from a locally stored archive (tar file) into container storage."
+	loadCommand     = &cobra.Command{
+		Use:   "load [flags] [NAME[:TAG]]",
+		Short: "Load an image from container archive",
+		Long:  loadDescription,
+		RunE:  load,
+		Args:  cobra.MaximumNArgs(1),
+	}
+)
+
+var (
+	loadOpts entities.ImageLoadOptions
+)
+
+func init() {
+	registry.Commands = append(registry.Commands, registry.CliCommand{
+		Mode:    []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
+		Command: loadCommand,
+	})
+
+	flags := loadCommand.Flags()
+	flags.StringVarP(&loadOpts.Input, "input", "i", "", "Read from specified archive file (default: stdin)")
+	flags.BoolVarP(&loadOpts.Quiet, "quiet", "q", false, "Suppress the output")
+	flags.StringVar(&loadOpts.SignaturePolicy, "signature-policy", "", "Pathname of signature policy file")
+	if registry.IsRemote() {
+		_ = flags.MarkHidden("signature-policy")
+	}
+
+}
+
+func load(cmd *cobra.Command, args []string) error {
+	if len(args) > 0 {
+		ref, err := reference.Parse(args[0])
+		if err != nil {
+			return err
+		}
+		if t, ok := ref.(reference.Tagged); ok {
+			loadOpts.Tag = t.Tag()
+		} else {
+			loadOpts.Tag = "latest"
+		}
+		if r, ok := ref.(reference.Named); ok {
+			fmt.Println(r.Name())
+			loadOpts.Name = r.Name()
+		}
+	}
+	if len(loadOpts.Input) > 0 {
+		if err := parse.ValidateFileName(loadOpts.Input); err != nil {
+			return err
+		}
+	} else {
+		if terminal.IsTerminal(int(os.Stdin.Fd())) {
+			return errors.Errorf("cannot read from terminal. Use command-line redirection or the --input flag.")
+		}
+		outFile, err := ioutil.TempFile(util.Tmpdir(), "podman")
+		if err != nil {
+			return errors.Errorf("error creating file %v", err)
+		}
+		defer os.Remove(outFile.Name())
+		defer outFile.Close()
+
+		_, err = io.Copy(outFile, os.Stdin)
+		if err != nil {
+			return errors.Errorf("error copying file %v", err)
+		}
+		loadOpts.Input = outFile.Name()
+	}
+	response, err := registry.ImageEngine().Load(context.Background(), loadOpts)
+	if err != nil {
+		return err
+	}
+	fmt.Println("Loaded image: " + response.Name)
+	return nil
+}