docker.yml

name: docker
on:
  push:
    tags:
      - '*'
    branches:
      - main
  pull_request:
    branches:
      - main
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest
    outputs:
      wikmd_tags: ${{ steps.meta.outputs.tags }}
      json: ${{ steps.meta.outputs.json }}
    strategy:
      matrix:
        architecture:
          - linux/amd64
          # - linux/arm64
    steps:
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: linbreux/wikmd
          tags: |
            type=ref,event=pr
            type=ref,event=tag
            type=edge

      - name: Check docker image tag
        run: echo "Creating Docker image ${{ steps.meta.outputs.tags }}"

      - name: Build & export
        uses: docker/build-push-action@v3
        with:
          file: docker/Dockerfile
          push: false
          tags: ${{ steps.meta.outputs.tags }}
          outputs: type=docker,dest=/tmp/wikmd.tar

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: wikmd
          path: /tmp/wikmd.tar

  test:
    runs-on: ubuntu-latest
    needs: build
    strategy:
      fail-fast: false
      matrix:
        tag: ${{ fromJSON(needs.build.outputs.json).tags }}
    name: "test-${{ matrix.tag }}"
    steps:
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Download artifact
        uses: actions/download-artifact@v2
        with:
          name: wikmd
          path: /tmp

      - name: Load image
        run: |
          docker load --input /tmp/wikmd.tar
          docker image ls -a

      # Start a default wikmd container
      - name: Start wikmd
        run: docker run -d --name wikmd -p 5000:5000 ${{ matrix.tag }}

      # Wait for wikmd to be up and running
      - name: Sleep
        uses: jakejarvis/wait-action@master
        with:
          time: '20s'

      # Print some debugging
      - name: Check running containers
        run: docker ps -a

      - name: Check docker logs
        run: docker logs wikmd

      # Check that wikmd is up and running
      - name: Assert wikmd status
        run: curl -I localhost:5000 2>&1 | awk '/HTTP\// {print $2}' | grep -w "200\|301"

  publish:
    # Publish if official repo and push to 'main' or new tag
    if: |
      github.repository == 'Linbreux/wikmd' &&
      (github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/'))
    runs-on: ubuntu-latest
    needs: [build, test]
    steps:
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Login to DockerHub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Publish
        uses: docker/build-push-action@v3
        with:
          file: docker/Dockerfile
          push: true
          tags: ${{ needs.build.outputs.wikmd_tags }}