podman-image-diff1
Inspect changes on an image's filesystem
Usage
podman image
diff
[options]
image
[image]
Overview
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.
Examples
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"
]
}
Releases
4 releases since Debian 11 (Bullseye); the text changed 3 times.