build.yml

---
#
#  Copyright (c) 2023,2024 T-Systems International GmbH 
#  Copyright (c) 2023 SAP SE 
#  Copyright (c) 2021,2024 Contributors to the Eclipse Foundation
#
#  See the NOTICE file(s) distributed with this work for additional
#  information regarding copyright ownership.
#
#  This program and the accompanying materials are made available under the
#  terms of the Apache License, Version 2.0 which is available at
#  https://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#  License for the specific language governing permissions and limitations
#  under the License.
#
#  SPDX-License-Identifier: Apache-2.0
#

name: "Build"

on:
  # Runs automatically on main and release branches
  push:
    branches:
      - main
      - 'release/*'
    # Can be scheduled on all branches and version tags
    tags:
      - 'v*.*.*'
      - 'v*.*.*-*'
  # Runs automatically on all code-related PRs to main and release branches
  pull_request:
    branches:
      - main
      - 'release/*'
    paths-ignore:
      - 'charts/**'
      - 'docs/**'
      - '**/*.md'
  # Manual workflow trigger
  workflow_dispatch:
    inputs:
      deploy_maven:
        description: 'whether maven packages should be deployed (default: false)'
        default: 'false'
        required: false
        type: string
      deploy_docker:
        description: 'whether docker images should be deployed (default: true)'
        default: 'true'
        required: false
        type: string

# If build is triggered several times, e.g., through subsequent pushes
# into the same PR, cancel the previous runs, see below
concurrency:
  # cancel only running jobs on pull requests
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

# Actual build/deploy logic
jobs:
  # Build maven and docker stuff
  build:
    name: Build/Deploy Maven & Docker Artifacts
    runs-on: ubuntu-latest
    permissions: write-all
    strategy:
      fail-fast: false
    steps:

      # Determine the right target docker repo
      - name: Check github repository and set docker repo
        id: set-docker-repo
        run: |
          echo "REGISTRY=docker.io" >> $GITHUB_OUTPUT;
          echo "REPO=tractusx" >> $GITHUB_OUTPUT;
          if [ "${{ github.repository }}" != "eclipse-tractusx/knowledge-agents-aas-bridge" ];
          then
            echo "REGISTRY=ghcr.io" >> $GITHUB_OUTPUT
            echo "REPO=ghcr.io/${{ github.repository }}" >> $GITHUB_OUTPUT
          fi
          exit 0

      # Get the Code
      - name: Checkout repository
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
        with:
          submodules: recursive

      # Set-Up
      - name: Setup JDK 17
        uses: actions/setup-java@99b8673ff64fbf99d8d325f52d9a5bdedb8483e9 # v4.2.1
        with:
          java-version: '17'
          distribution: 'temurin'
          cache: 'maven'

      # Enable deployment access (on demand or main branch and version tags only)
      - name: Login to GitHub Container Registry
        if: ${{ ( github.event.inputs.deploy_docker == 'true' || github.ref == 'refs/heads/main' ||  startsWith(github.ref, 'refs/tags/v') ) }}
        uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
        with:
          registry: ${{ steps.set-docker-repo.outputs.REGISTRY }}
          # Use existing DockerHub credentials present as secrets
          username: ${{ secrets.DOCKER_HUB_USER || github.actor }}
          password: ${{ secrets.DOCKER_HUB_TOKEN || secrets.GITHUB_TOKEN }}

      # Run Maven Deploy (on demand or if either running on main or a version tag)
      - name: Deploy Java via Maven
        if: ${{ ( github.event.inputs.deploy_maven == 'true' || github.ref == 'refs/heads/main' ||  startsWith(github.ref, 'refs/tags/v') ) }}
        run: |
          ./mvnw -s settings.xml deploy -DaltDeploymentRepository=github::default::https://maven.pkg.github.com/${{ github.repository }}
        env:
          GITHUB_ACTOR: ${{ github.actor }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      # Run Maven Install (otherwise)
      - name: Build Java via Maven
        if: ${{ ( github.event.inputs.deploy_maven != 'true' && github.ref != 'refs/heads/main' && !startsWith(github.ref, 'refs/tags/v') ) }}
        run: |
          ./mvnw -s settings.xml install
        env:
          GITHUB_ACTOR: ${{ github.actor }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      # Create SemVer or ref tags dependent of trigger event
      - name: Docker Meta AAS Bridge
        id: meta-aas
        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
        with:
          images: |
            ${{ steps.set-docker-repo.outputs.REPO }}/aas-bridge
          # Automatically prepare image tags; See action docs for more examples. 
          # semver patter will generate tags like these for example :1 :1.2 :1.2.3
          tags: |
            type=sha,event=branch
            type=sha,event=pr
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}
            type=semver,pattern={{major}}.{{minor}}
            type=raw,value=1.14.23-SNAPSHOT,enable=${{ github.event.inputs.deploy_docker == 'true' || github.ref == format('refs/heads/{0}', 'main') }}
            type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', 'main') }}

      # build in any case, but push only main and version tag settings
      - name: AAS Bridge Container Build and Push
        uses: docker/build-push-action@1a162644f9a7e87d8f4b053101d1d9a712edc18c # v6.3.0
        with:
          context: sparql-aas/.
          file: sparql-aas/src/main/docker/Dockerfile
          # Build image for verification purposes on every trigger event. Only push if event is not a PR
          push: ${{ ( github.event.inputs.deploy_docker == 'true' || github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/v') ) }}
          tags: ${{ steps.meta-aas.outputs.tags }}
          labels: ${{ steps.meta-aas.outputs.labels }}

      # Important step to push image description to DockerHub - since this is version independent, we always take it from main
      - name: Update Docker Hub description for AAS Bridge
        if: ${{ steps.set-docker-repo.outputs.REPO == 'docker.io' && github.ref == 'refs/heads/main' }}
        uses: peter-evans/dockerhub-description@e98e4d1628a5f3be2be7c231e50981aee98723ae # v4.0.0
        with:
          readme-filepath: sparql-aas/README.md
          username: ${{ secrets.DOCKER_HUB_USER }}
          password: ${{ secrets.DOCKER_HUB_TOKEN }}
          repository: ${{ steps.set-docker-repo.outputs.REPO }}/aas-bridge