podman-image-diff(1)

NAME

podman-image-diff - Inspect changes on an image's filesystem

SYNOPSIS

podman image diff [options] image [image]

DESCRIPTION

Displays changes on an image's filesystem. The image is compared to its parent layer or the second argument when given.

The output is prefixed with the following symbols:
Symbol | Description
A | A file or directory was added.
D | A file or directory was deleted.
C | A file or directory was changed.

OPTIONS

  --format

Alter the output into a different format. The only valid format for podman image diff is json.

EXAMPLE

Display image differences from images parent layer:
    $ podman image diff redis:old
    C /usr
    C /usr/local
    C /usr/local/bin
    A /usr/local/bin/docker-entrypoint.sh

Display image differences between two different images in JSON format:
    $ podman image diff --format json redis:old redis:alpine
    {
      "changed": [
        "/usr",
        "/usr/local",
        "/usr/local/bin"
      ],
      "added": [
        "/usr/local/bin/docker-entrypoint.sh"
      ]
    }

SEE ALSO

podman(1)(podman.1.md), podman-image(1)(podman-image.1.md)

HISTORY

August 2017, Originally compiled by Ryan Cole rycole@redhat.com ⟨mailto:rycole@redhat.com⟩