docker.yml

name: Docker Release

on:
  workflow_dispatch:
    inputs:
      dockerTagRevision:
        description: "docker tag revision / postfix"
        required: true
        type: string
      
jobs:
  build_and_push:
    runs-on: ubuntu-latest
    steps:

      - id: checkout
        uses: actions/checkout@v3

      - name: "Prepare variables"
        run: |
          set -euo pipefail

          line=`cat Dockerfile | grep "FROM fluent/fluentd"`
          BASE_IMAGE_TAG=`echo $line | sed 's/v//' | cut -d ":" -f2`
          DOCKER_TAG="${BASE_IMAGE_TAG}-${DOCKER_TAG_REVISION}"
          echo "DOCKER_TAG = $DOCKER_TAG"
          echo "DOCKER_TAG=$DOCKER_TAG" >> $GITHUB_ENV
        env:
          DOCKER_TAG_REVISION: ${{ inputs.dockerTagRevision }}

      - id: docker_login
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - id: docker_build_and_push
        uses: docker/build-push-action@v3
        with:
          push: true
          context: "./"
          tags: btungut/fluentd-kube-elastic:${{ env.DOCKER_TAG }}