crane

command
v0.9.0 Latest Latest
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Published: May 17, 2022 License: Apache-2.0 Imports: 5 Imported by: 0

README

crane

crane is a tool for interacting with remote images and registries.

A collection of useful things you can do with crane is here.

Installation

Download latest release.

Install manually:

go install github.com/google/go-containerregistry/cmd/crane@latest
Install via brew

If you're macOS user and using Homebrew, you can install via brew command:

$ brew install crane
Install on arch

If you're arch linux user and use some AUR helper you can install it with one of your favourite command:

$ yay -S go-crane-bin
Setup on GitHub Actions

You can use the setup-crane action to install crane and setup auth to GitHub Container Registry in a GitHub Action workflow:

steps:
- uses: imjasonh/setup-crane@v0.1

Images

You can also use crane as docker image

$ docker run --rm gcr.io/go-containerregistry/crane ls ubuntu
10.04
12.04.5
12.04
12.10

And it's also available with a shell, at the :debug tag:

docker run --rm -it --entrypoint "/busybox/sh" gcr.io/go-containerregistry/crane:debug

Tagged debug images are available at gcr.io/go-containerregistry/crane/debug:[tag].

Using with GitLab
# Tags an existing Docker image which was tagged with the short commit hash with the tag 'latest'
docker-tag-latest:
  stage: latest
  only:
    refs:
      - main
  image:
    name: gcr.io/go-containerregistry/crane:debug
    entrypoint: [""]
  script:
    - crane auth login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
    - crane tag $CI_REGISTRY_IMAGE:$CI_COMMIT_SHORT_SHA latest

Documentation

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