.gitlab-ci.yml

image: docker:latest

stages:
  - build
  - build_nginx
  - push

variables:
    DOCKER_BUILDKIT: 1
    PHP_IMAGE: "${CI_REGISTRY_IMAGE}/php"
    PHP_TMP_IMAGE: "${CI_REGISTRY_IMAGE}/php:${CI_COMMIT_SHORT_SHA}"
    NGINX_IMAGE: "${CI_REGISTRY_IMAGE}/nginx"
    NGINX_TMP_IMAGE: "${CI_REGISTRY_IMAGE}/nginx:${CI_COMMIT_SHORT_SHA}"

services:
  - docker:dind

before_script:
  - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY

    
tmp_build_php:
    stage: build
    script:
        - docker pull $PHP_IMAGE:latest || true
        - docker pull $PHP_TMP_IMAGE || docker build --pull -t $PHP_TMP_IMAGE . 
        - docker push $PHP_TMP_IMAGE
    only:
      - branches
      - tags

tmp_build_nginx:
    stage: build_nginx
    script:
        - docker pull $NGINX_TMP_IMAGE:latest || true
        - docker pull $NGINX_TMP_IMAGE || docker build --pull --build-arg php_image=$PHP_TMP_IMAGE -t $NGINX_TMP_IMAGE -f Dockerfile.nginx . 
        - docker push $NGINX_TMP_IMAGE
    only:
      - branches
      - tags

push_php_branches:
    stage: push
    script:
        - docker pull  $PHP_TMP_IMAGE
        - docker tag   $PHP_TMP_IMAGE "$PHP_IMAGE:$CI_COMMIT_REF_NAME" 
        - docker push "$PHP_IMAGE:$CI_COMMIT_REF_NAME"
    only:
        - branches
    except:
        - master

push_php_tags:
    stage: push
    script:
        - docker pull  $PHP_TMP_IMAGE
        - docker tag   $PHP_TMP_IMAGE "$PHP_IMAGE:$CI_COMMIT_TAG"
        - docker push "$PHP_IMAGE:$CI_COMMIT_TAG"
    only:
        - tags

push_php_latest:
    stage: push
    script:
        - docker pull  $PHP_TMP_IMAGE
        - docker tag   $PHP_TMP_IMAGE "$PHP_IMAGE:latest"
        - docker push "$PHP_IMAGE:latest"
    only:
        - master

push_nginx_branches:
    stage: push
    script:
        - docker pull  $NGINX_TMP_IMAGE
        - docker tag   $NGINX_TMP_IMAGE "$NGINX_IMAGE:${CI_COMMIT_REF_NAME/\//-}" 
        - docker push "$NGINX_IMAGE:${CI_COMMIT_REF_NAME/\//-}"
    only:
        - branches
    except:
        - master

push_nginx_tags:
    stage: push
    script:
        - docker pull  $NGINX_TMP_IMAGE
        - docker tag   $NGINX_TMP_IMAGE "$NGINX_IMAGE:$CI_COMMIT_TAG"
        - docker push "$NGINX_IMAGE:$CI_COMMIT_TAG"
    only:
        - tags

push_nginx_latest:
    stage: push
    script:
        - docker pull  $NGINX_TMP_IMAGE
        - docker tag   $NGINX_TMP_IMAGE "$NGINX_IMAGE:latest"
        - docker push "$NGINX_IMAGE:latest"
    only:
        - master

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