ci.yml

name: CI

on: [push]

jobs:
  build-and-test:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Cache Docker layers
      uses: actions/cache@v4
      with:
        path: /tmp/.buildx-cache
        key: ${{ runner.os }}-buildx-${{ github.sha }}
        restore-keys: |
          ${{ runner.os }}-buildx-

    - name: Cache make init results
      uses: actions/cache@v4
      with:
        path: |
          webapp/sql/dump.sql
          benchmarker/userdata/img
        key: ${{ runner.os }}-make-init-${{ hashFiles('Makefile')}}
        restore-keys: |
          ${{ runner.os }}-make-init-

    - name: Initialize the project
      run: make init

    - name: Check for changes in golang directory
      id: check-changes
      run: |
        if git diff --name-only ${{ github.sha }} | grep 'golang/'; then
          echo "Changes detected in golang directory"
          echo "::set-output name=go_changes_detected::true"
        fi

    - name: Update compose.yml if changes are detected
      if: steps.check-changes.outputs.go_changes_detected == 'true'
      run: |
        sed -i 's|build: ruby/|build: golang/|' ./webapp/compose.yml

    - name: Start the server
      run: |
        cd webapp
        docker compose up -d

    - name: Build the benchmark
      run: |
        cd benchmarker
        docker build -t private-isu-benchmarker .

    - name: Wait for data initialization to complete
      run: |
        cd webapp
        until docker compose exec -T mysql mysql -uroot -proot -e "SELECT 1 FROM posts LIMIT 1;" isuconp; do
          echo "Waiting for database initialization..."
          sleep 10
        done
        until docker compose exec -T mysql mysql -uroot -proot -e "SELECT 1 FROM users LIMIT 1;" isuconp; do
          echo "Waiting for database initialization..."
          sleep 10
        done
        until docker compose exec -T mysql mysql -uroot -proot -e "SELECT 1 FROM comments LIMIT 1;" isuconp; do
          echo "Waiting for database initialization..."
          sleep 10
        done
        sleep 10

    - name: Run the benchmark
      continue-on-error: true
      run: |
        cd benchmarker
        docker run --network host --add-host host.docker.internal:host-gateway -i private-isu-benchmarker /opt/go/bin/benchmarker -t http://host.docker.internal -u /opt/go/userdata

    - name: Show logs
      run: |
        cd webapp
        docker compose logs