podman-image-diff(1) General Commands Manual 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-image(1)
HISTORY
August 2017, Originally compiled by Ryan Cole rycole@redhat.com
⟨mailto:rycole@redhat.com⟩
podman-image-diff(1)
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