services:
- docker:dind
script:
+ # Login to GitLab's Docker registry
- docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" "$CI_REGISTRY"
- - docker build -t $CI_REGISTRY/$CI_REGISTRY_IMAGE:$CI_COMMIT_TAG .
- # If we're on the default branch, also tag the image as latest
- - docker build -t $CI_REGISTRY/$CI_REGISTRY_IMAGE:$CI_COMMIT_TAG -t $CI_REGISTRY/$CI_REGISTRY_IMAGE:latest .
- - docker push $CI_REGISTRY/$CI_REGISTRY_IMAGE --all-tags
+ # Create a new builder instance and switch to it
+ - docker buildx create --use
+ # Build the image:
+ # 1. Build a Docker image for linux/arm/v7, linux/arm64/v8 and linux/amd64
+ # 2. Tag it with the current commit tag and "latest"
+ # 3. Push it to GitLab's Docker registry
+ - docker buildx build --push --platform linux/arm/v7,linux/arm64/v8,linux/amd64 --tag $CI_REGISTRY/$CI_REGISTRY_IMAGE:$CI_COMMIT_TAG --tag $CI_REGISTRY/$CI_REGISTRY_IMAGE:latest .
only:
- tags