flyio-deploy.yml

name: Deploy

# Controls when the action will run.
on:
  # Triggers the workflow on push or pull request events but only for the main branch
  push:
    branches: [ main ]

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

jobs:

  run_tests:

    strategy:
      matrix:
        namespace: [ unit, integration ]
        operating-system: [ubuntu-latest]

    runs-on: ${{ matrix.operating-system }}

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Prepare java
        uses: actions/setup-java@v4
        with:
          distribution: 'adopt'
          java-version: '11'

      - name: Install clojure cli
        uses: DeLaGuardo/setup-clojure@master
        with:
          cli: 1.11.1.1435

      - name: Cache Maven packages
        uses: actions/cache@v4
        with:
          path: ~/.m2
          key: ${{ runner.os }}-m2-${{ hashFiles('**/deps.edn') }}
          restore-keys: ${{ runner.os }}-m2

      - name: Execute clojure code
        run: clojure -M:dev:test ${{ matrix.namespace }}

  build_jar:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Prepare java
        uses: actions/setup-java@v4
        with:
          distribution: 'adopt'
          java-version: '11'

      - name: Install clojure cli
        uses: DeLaGuardo/setup-clojure@master
        with:
          cli: 1.11.1.1435

      - name: Cache Maven packages
        uses: actions/cache@v4
        with:
          path: ~/.m2
          key: ${{ runner.os }}-m2-${{ hashFiles('**/deps.edn') }}
          restore-keys: ${{ runner.os }}-m2

      - name: Generate uberjar
        run: clojure -T:build uberjar

      - name: Upload uberjar artifact
        uses: actions/upload-artifact@v4
        with:
          name: built-uberjar
          path: target/service.jar
          retention-days: 1

  deploy:
    runs-on: ubuntu-latest
    needs: [run_tests, build_jar]

    steps:
    - name: Checkout
      uses: actions/checkout@v4

    - name: Download uberjar artifact
      uses: actions/download-artifact@v4

      with:
        name: built-uberjar

    - uses: superfly/flyctl-actions/setup-flyctl@master
      # --ha=false because by default fly.io spins two machines for high availability
    - run: flyctl deploy --remote-only --ha=false
      env:
        FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}