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package main
import (
"github.com/containers/podman/v4/cmd/podman/common"
"github.com/containers/podman/v4/cmd/podman/diff"
"github.com/containers/podman/v4/cmd/podman/registry"
"github.com/containers/podman/v4/cmd/podman/validate"
"github.com/containers/podman/v4/libpod/define"
"github.com/containers/podman/v4/pkg/domain/entities"
"github.com/spf13/cobra"
)
// Inspect is one of the outlier commands in that it operates on images/containers/...
var (
// Command: podman _diff_ Object_ID
diffDescription = `Displays changes on a container or image's filesystem. The container or image will be compared to its parent layer or the second argument when given.`
diffCmd = &cobra.Command{
Use: "diff [options] {CONTAINER|IMAGE} [{CONTAINER|IMAGE}]",
Args: diff.ValidateContainerDiffArgs,
Short: "Display the changes to the object's file system",
Long: diffDescription,
RunE: diffRun,
ValidArgsFunction: common.AutocompleteContainersAndImages,
Example: `podman diff imageID
podman diff ctrID
podman diff --format json redis:alpine`,
}
diffOpts = entities.DiffOptions{}
)
func init() {
registry.Commands = append(registry.Commands, registry.CliCommand{
Command: diffCmd,
})
flags := diffCmd.Flags()
// FIXME: Why does this exists? It is not used anywhere.
flags.BoolVar(&diffOpts.Archive, "archive", true, "Save the diff as a tar archive")
_ = flags.MarkHidden("archive")
formatFlagName := "format"
flags.StringVar(&diffOpts.Format, formatFlagName, "", "Change the output format (json)")
_ = diffCmd.RegisterFlagCompletionFunc(formatFlagName, common.AutocompleteFormat(nil))
validate.AddLatestFlag(diffCmd, &diffOpts.Latest)
}
func diffRun(cmd *cobra.Command, args []string) error {
diffOpts.Type = define.DiffAll
return diff.Diff(cmd, args, diffOpts)
}
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