dockerimage.yml

name: Docker Image CI

on:
  - push

env:
  IMG: bxwill/testlink-metrics

jobs:

  build:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2
    - name: Build the Docker image
      run: |
        echo -e "\nCheck branchs/tags\n"
        GIT_REF=$(echo "${{ github.ref }}" | awk -F '/' '{print $2}')
        TAG=$(echo "${{ github.ref }}" | awk -F '/' '{print $NF}')

        if [[ "${GIT_REF}" == "heads" ]]; then
            echo -e "\nThis is branch ${TAG}\n"
            if [[ "${TAG}" == "master" ]]; then
                TAG="latest"
            elif [[ "${TAG}" == "develop" ]]; then
                TAG="develop"
            fi
        elif [[ "${GIT_REF}" == "tags" ]]; then
            echo -e "\nThis is tag ${TAG}\n"
            RETAG_1=$(echo ${TAG} | awk -F '.' '{print $1}')
            RETAG_2=$(echo ${TAG} | awk -F '.' '{print $1"."$2}')
        fi

        echo -e "\nBuild and push tag ${TAG}\n"
        docker build . --file Dockerfile --tag ${IMG}:${TAG}

        echo "${{ secrets.DOCKER_PASSWORD }}" | docker login -u ${{ secrets.DOCKER_USER }} --password-stdin
        docker push ${IMG}:${TAG}

        [[ -z "${RETAG_1}" ]] && exit 0
        for retag in ${RETAG_1} ${RETAG_2}
        do
            echo -e "\nRetag ${TAG} to ${retag} and push it\n"
            docker tag ${IMG}:${TAG} ${IMG}:${retag}
            docker push ${IMG}:${retag}
        done