mirror of
https://github.com/containers/podman.git
synced 2025-06-07 07:45:34 +08:00
8ae28a55ac
* Ported CLI command * Added API endpoint * Added bindings * Updated swagger (TODO: n endpoints, one handler) Signed-off-by: Jhon Honce <jhonce@redhat.com>
64 lines
1.8 KiB
Go
64 lines
1.8 KiB
Go
package images
|
|
|
|
import (
|
|
"github.com/containers/libpod/cmd/podmanV2/registry"
|
|
"github.com/containers/libpod/cmd/podmanV2/report"
|
|
"github.com/containers/libpod/pkg/domain/entities"
|
|
"github.com/pkg/errors"
|
|
"github.com/spf13/cobra"
|
|
)
|
|
|
|
var (
|
|
// podman container _inspect_
|
|
diffCmd = &cobra.Command{
|
|
Use: "diff [flags] CONTAINER",
|
|
Args: registry.IdOrLatestArgs,
|
|
Short: "Inspect changes on image's file systems",
|
|
Long: `Displays changes on a image's filesystem. The image will be compared to its parent layer.`,
|
|
PreRunE: preRunE,
|
|
RunE: diff,
|
|
Example: `podman image diff myImage
|
|
podman image diff --format json redis:alpine`,
|
|
}
|
|
diffOpts *entities.DiffOptions
|
|
)
|
|
|
|
func init() {
|
|
registry.Commands = append(registry.Commands, registry.CliCommand{
|
|
Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
|
|
Command: diffCmd,
|
|
Parent: imageCmd,
|
|
})
|
|
|
|
diffOpts = &entities.DiffOptions{}
|
|
flags := diffCmd.Flags()
|
|
flags.BoolVar(&diffOpts.Archive, "archive", true, "Save the diff as a tar archive")
|
|
_ = flags.MarkHidden("archive")
|
|
flags.StringVar(&diffOpts.Format, "format", "", "Change the output format")
|
|
}
|
|
|
|
func diff(cmd *cobra.Command, args []string) error {
|
|
if len(args) == 0 && !diffOpts.Latest {
|
|
return errors.New("image must be specified: podman image diff [options [...]] ID-NAME")
|
|
}
|
|
|
|
results, err := registry.ImageEngine().Diff(registry.GetContext(), args[0], entities.DiffOptions{})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
switch diffOpts.Format {
|
|
case "":
|
|
return report.ChangesToTable(results)
|
|
case "json":
|
|
return report.ChangesToJSON(results)
|
|
default:
|
|
return errors.New("only supported value for '--format' is 'json'")
|
|
}
|
|
}
|
|
|
|
func Diff(cmd *cobra.Command, args []string, options entities.DiffOptions) error {
|
|
diffOpts = &options
|
|
return diff(cmd, args)
|
|
}
|