backend_cd.yml

name: Backend CD

on:
  workflow_dispatch:
  push:
    branches:
      - main
    paths:
      - backend/**

env:
  ARTIFACT_NAME: develup-0.0.1-SNAPSHOT
  ARTIFACT_DIRECTORY: ./backend/build/libs

jobs:
  build:
    name: 🏗️ Build Jar and Upload Artifact
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
      - name: 🏗️ Set up JDK 21
        uses: actions/setup-java@v4
        with:
          distribution: 'corretto'
          java-version: 21

      - name: 🏗️ Set up Gradle
        uses: gradle/actions/setup-gradle@v3

      - name: 🏗️ Build with Gradle
        run: |
          cd backend
          ./gradlew clean bootJar

      - name: 📤 Upload Artifact File
        uses: actions/upload-artifact@v4
        with:
          name: ${{ env.ARTIFACT_NAME }}
          path: ${{ env.ARTIFACT_DIRECTORY }}/${{ env.ARTIFACT_NAME }}.jar

  deploy:
    name: 🚀 Server Deployment
    needs: build
    runs-on: self-hosted

    steps:
      - name: 📥 Download Artifact File
        uses: actions/download-artifact@v4
        with:
          name: ${{ env.ARTIFACT_NAME }}
          path: ${{ env.ARTIFACT_DIRECTORY }}

      - name: 🔴 Stop Server
        run: |
          PID=$(sudo lsof -t -i:8080 || true)
          if [ -n "$PID" ]; then
            sudo kill -15 $PID
            tail --pid=$PID -f /dev/null
            echo "Server has been stopped. PID: $PID"
          else
            echo "No server is running."
          fi

      - name: 🟢 Start Server
        run: |
          sudo nohup java \
          -Dauth.github.client-id=${{ secrets.CLIENT_ID_GITHUB }} \
          -Dauth.github.client-secret=${{ secrets.CLIENT_SECRET_GITHUB }} \
          -Dspring.profiles.active=dev \
          -Dserver.port=8080 \
          -jar ${{ env.ARTIFACT_DIRECTORY }}/${{ env.ARTIFACT_NAME }}.jar &

  slack-notify_success:
    runs-on: ubuntu-latest
    needs:
      - build
      - deploy
    if: success()
    steps:
      - name: Extract Commit Title
        run: |
          COMMIT_TITLE=$(echo "${{ github.event.head_commit.message }}" | head -n 1)
          echo "COMMIT_TITLE=$COMMIT_TITLE" >> $GITHUB_ENV   

      - name: Build and Deploy Success
        uses: slackapi/slack-github-action@v1.24.0
        with:
          channel-id: ${{ secrets.ISSUE_CHANNEL }}
          payload: |
            {
              "text": "Build and Deploy Status",
              "blocks": [
                {
                  "type": "section",
                  "text": {
                    "type": "mrkdwn",
                    "text": "<!channel> \n 📣 Server Build & Deploy 결과를 안내 드립니다. 📣 \n\t • 🚀 Build Success \n\t • 🟢 Deploy Success \n\t • 🏷️ 관련 Commit: <${{ github.event.head_commit.url }}|${{ env.COMMIT_TITLE }}>"
                  }
                }
              ]
            }
        env:
          SLACK_BOT_TOKEN: ${{ secrets.BOT_TOKEN }}

  slack-notify_build-fail:
    runs-on: ubuntu-latest
    needs:
      - build
    if: failure()
    steps:
      - name: Extract Commit Title
        run: |
          COMMIT_TITLE=$(echo "${{ github.event.head_commit.message }}" | head -n 1)
          echo "COMMIT_TITLE=$COMMIT_TITLE" >> $GITHUB_ENV   

      - name: Build Fail
        uses: slackapi/slack-github-action@v1.24.0
        with:
          channel-id: ${{ secrets.ISSUE_CHANNEL }}
          payload: |
            {
              "text": "Build and Deploy Status",
              "blocks": [
                {
                  "type": "section",
                  "text": {
                    "type": "mrkdwn",
                    "text": "<!channel> \n 📣 Server Build & Deploy 결과를 안내 드립니다. 📣 \n\t • 🔴 Build Fail \n\t • 🏷️ 관련 Commit: <${{ github.event.head_commit.url }}|${{ env.COMMIT_TITLE }}>"
                  }
                }
              ]
            }
        env:
          SLACK_BOT_TOKEN: ${{ secrets.BOT_TOKEN }}

  slack-notify_deploy-fail:
    runs-on: ubuntu-latest
    needs:
      - deploy
    if: failure()
    steps:
      - name: Extract Commit Title
        run: |
          COMMIT_TITLE=$(echo "${{ github.event.head_commit.message }}" | head -n 1)
          echo "COMMIT_TITLE=$COMMIT_TITLE" >> $GITHUB_ENV   

      - name: Deploy Fail
        uses: slackapi/slack-github-action@v1.24.0
        with:
          channel-id: ${{ secrets.ISSUE_CHANNEL }}
          payload: |
            {
              "text": "Build and Deploy Status",
              "blocks": [
                {
                  "type": "section",
                  "text": {
                    "type": "mrkdwn",
                    "text": "<!channel> \n 📣 Server Build & Deploy 결과를 안내 드립니다. 📣 \n\t • 🚀Build Success \n\t • 🔴Deploy Fail \n\t • 🏷️ 관련 Commit: <${{ github.event.head_commit.url }}|${{ env.COMMIT_TITLE }}>"
                  }
                }
              ]
            }
        env:
          SLACK_BOT_TOKEN: ${{ secrets.BOT_TOKEN }}