PromucFlow_constructor/.github/workflows/server-build.yml

# This workflow is responsible for building, testing & packaging the Java server codebase
name: Appsmith Server Workflow

on:
  # This line enables manual triggering of this workflow.
  workflow_dispatch:
  workflow_call:
    inputs:
      pr:
        description: "This is the PR number in case the workflow is being called in a pull request"
        required: false
        type: number
      skip-tests:
        description: "This is a boolean value in case the workflow is being called in build deploy-preview"
        required: false
        type: string
        default: "false"


  pull_request:
    branches: [release, master]
    paths:
      - "app/server/**"

# Change the working directory for all the jobs in this workflow
defaults:
  run:
    working-directory: app/server

jobs:
  build:
    runs-on: ubuntu-latest-8-cores
    # Only run this workflow for internally triggered events
    if: |
      github.event.pull_request.head.repo.full_name == github.repository ||
      github.event_name == 'push' ||
      github.event_name == 'workflow_dispatch' ||
      github.event_name == 'repository_dispatch'      

    # Service containers to run with this job. Required for running tests
    services:
      # Label used to access the service container
      redis:
        # Docker Hub image for Redis
        image: redis
        ports:
          # Opens tcp port 6379 on the host and service container
          - 6379:6379

    steps:
      # The checkout steps MUST happen first because the default directory is set according to the code base.
      # GitHub Action expects all future commands to be executed in the code directory. Hence, we need to check out
      # the code before doing anything else.

      # Check out merge commit with the base branch in case this workflow is invoked via pull request
      - name: Check out merged commit from PR and base branch
        uses: actions/checkout@v3
        if: inputs.pr != 0
        with:
          fetch-depth: 0
          ref: refs/pull/${{ inputs.pr }}/merge

      # Checkout the code in the current branch in case the workflow is called because of a branch push event
      - name: Check out the head commit of the branch
        uses: actions/checkout@v3
        if: inputs.pr == 0
        with:
          fetch-depth: 0

      - name: Figure out the PR number
        run: echo ${{ inputs.pr }}

      - name: Print the Github event
        run: echo ${{ github.event_name }}

      # In case this is second attempt try restoring status of the prior attempt from cache
      - name: Restore the previous run result
        uses: actions/cache@v3
        with:
          path: |
            ~/run_result            
          key: ${{ github.run_id }}-${{ github.job }}-server

      # Fetch prior run result
      - name: Get the previous run result
        id: run_result
        run: cat ~/run_result 2>/dev/null || echo 'default'

      # In case of prior failure run the job
      - if: steps.run_result.outputs.run_result != 'success'
        run: echo "I'm alive!" && exit 0

      # Setup Java
      - name: Set up JDK 17
        if: steps.run_result.outputs.run_result != 'success'
        uses: actions/setup-java@v3
        with:
          distribution: 'temurin'
          java-version: '17'

      # Retrieve maven dependencies from cache. After a successful run, these dependencies are cached again
      - name: Cache maven dependencies
        if: steps.run_result.outputs.run_result != 'success'
        uses: actions/cache@v3
        env:
          cache-name: cache-maven-dependencies
        with:
          # maven dependencies are stored in `~/.m2` on Linux/macOS
          path: ~/.m2
          key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
          restore-keys: ${{ runner.os }}-m2

      # Here, the GITHUB_REF is of type /refs/head/<branch_name>. We extract branch_name from this by removing the
      # first 11 characters. This can be used to build images for several branches
      # Since this is an unreleased build, we get the latest released version number, increment the minor number in it,
      # append a `-SNAPSHOT` at it's end to prepare the snapshot version number. This is used as the project's version.
      - name: Get the version to tag the Docker image
        if: steps.run_result.outputs.run_result != 'success'
        id: vars
        run: |
          # Since this is an unreleased build, we set the version to incremented version number with a
          # `-SNAPSHOT` suffix.
          latest_released_version="$(git tag --list 'v*' --sort=-version:refname | head -1)"
          echo "latest_released_version = $latest_released_version"
          next_version="$(echo "$latest_released_version" | awk -F. -v OFS=. '{ $NF++; print }')"
          echo "next_version = $next_version"
          echo version=$next_version-SNAPSHOT >> $GITHUB_OUTPUT
          echo tag=$(echo ${GITHUB_REF:11}) >> $GITHUB_OUTPUT          

      # Build and test the code
      - name: Build and test
        if: steps.run_result.outputs.run_result != 'success'
        env:
          ACTIVE_PROFILE: test
          APPSMITH_MONGODB_URI: "mongodb://localhost:27017/mobtools"
          APPSMITH_CLOUD_SERVICES_BASE_URL: "https://release-cs.appsmith.com"
          APPSMITH_REDIS_URL: "redis://127.0.0.1:6379"
          APPSMITH_ENCRYPTION_PASSWORD: "password"
          APPSMITH_ENCRYPTION_SALT: "salt"
          APPSMITH_IS_SELF_HOSTED: false
          APPSMITH_ENVFILE_PATH: /tmp/dummy.env
        run: |
          if [[ "${{ inputs.skip-tests }}" == "true" ]]
          then
            args=-DskipTests
          fi
          mvn --batch-mode versions:set \
            -DnewVersion=${{ steps.vars.outputs.version }} \
            -DgenerateBackupPoms=false \
            -DprocessAllModules=true
          ./build.sh $args          

      # Restore the previous built bundle if present. If not push the newly built into the cache
      - name: Restore the previous bundle
        uses: actions/cache@v3
        with:
          path: |
            app/server/dist/            
          key: ${{ github.run_id }}-${{ github.job }}-server

      # Upload the build artifact so that it can be used by the test & deploy job in the workflow
      - name: Upload server build bundle
        uses: actions/upload-artifact@v3
        with:
          name: server-build
          path: app/server/dist/

      - name: Save the status of the run
        run: echo "run_result=success" >> $GITHUB_OUTPUT > ~/run_result