stages: - build - test - release variables: CONTAINER_TEST_IMAGE: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG CONTAINER_RELEASE_IMAGE: $CI_REGISTRY_IMAGE:latest build-except-master: stage: build variables: IMAGE_TAG: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG script: - docker build -t $IMAGE_TAG . - docker push $IMAGE_TAG only: - branches except: - master test: stage: test script: - docker pull $CONTAINER_TEST_IMAGE - docker run $CONTAINER_TEST_IMAGE /bin/sh release-image: stage: release script: - docker pull $CONTAINER_TEST_IMAGE - docker tag $CONTAINER_TEST_IMAGE $CONTAINER_RELEASE_IMAGE - docker push $CONTAINER_RELEASE_IMAGE only: - master