GO TAG

Simple tool to tag a remote docker image without pulling it first

Easy way to speed up your CI/CD!

How to use

This tool can be used for the Docker Hub, authenticated private registries and unauthenticated registries.

Docker hub

export REGISTRY_USER='your_docker.io_username'
export REGISTRY_PASSWORD='your_docker.io_password'
./go_tag your_repo/your_image:old_tag your_repo/your_image:new_tag

Private authenicated registry

export REGISTRY='https://your_registry_url'
export REGISTRY_USER='your_registry_username'
export REGISTRY_PASSWORD='your_registry_password'
./go_tag your_repo/your_image:old_tag your_repo/your_image:new_tag

Private unauthenicated registry

export REGISTRY='https://your_registry_url'
./go_tag your_repo/your_image:old_tag your_repo/your_image:new_tag

How to run / install

From source

git clone https://github.com/eatsoup/go_tag.git
cd go_tag && go build .
export REGISTRY_USER='username'
export REGISTRY_PASSWORD='password'
./go_tag repository/image:oldtag repository_image:newtag

Docker image (6MB)

docker run --rm -t -e REGISTRY_USER='username' -e REGISTRY_PASSWORD='password' eatsoup/go_tag go_tag repository/image:old_tag repository/image:new_tag

Example .gitlab-ci.yml usage

variables: # Fed from CI/CD vars
  REGISTRY: https://$CI_REGISTRY
  REGISTRY_USER: $REGISTRY_USER
  REGISTRY_PASSWORD: $REGISTRY_PASSWORD

publish:
  stage: publish
  script:
    - docker run --rm -t \
        -e REGISTRY \
        -e REGISTRY_USER \
        -e REGISTRY_PASSWORD \
        eatsoup/go_tag \
        go_tag $CI_PROJECT_NAME:$CI_COMMIT_SHA $CI_PROJECT_NAME:latest
  only:
    - master