README 이미지 태그 변경 #181
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name: Build and Deploy to EC2 | |
# 워크플로우가 언제 실행될 것인지 조건 명시 | |
on: | |
push: | |
branches: [ "main"] | |
# AWS 관련 값 변수로 설정 | |
env: | |
AWS_REGION: ap-northeast-2 | |
AWS_S3_BUCKET: wagu-book-gitget-deploy-bucket | |
AWS_CODE_DEPLOY_APPLICATION: WAGU-Book-Application-CD | |
AWS_CODE_DEPLOY_GROUP: WAGU-Book-Deployment-Group | |
jobs: | |
deploy: | |
runs-on: ubuntu-latest | |
permissions: | |
contents: read | |
packages: write | |
steps: | |
- uses: actions/checkout@v4 | |
# 1. java 17 세팅 | |
- name: Set up JDK 17 | |
uses: actions/setup-java@v4 | |
with: | |
java-version: '17' | |
distribution: 'temurin' | |
# 2. Spring Boot 애플리케이션 빌드 | |
- name: Build with Gradle | |
uses: gradle/gradle-build-action@v3 | |
with: | |
arguments: clean bootJar | |
# 3. Docker 이미지 빌드 | |
- name: docker image build | |
run: docker build -t ${{ secrets.DOCKERHUB_USERNAME }}/github-actions-demo . | |
# 4. DockerHub 로그인 | |
- name: docker login | |
uses: docker/login-action@v2 | |
with: | |
username: ${{ secrets.DOCKERHUB_USERNAME }} | |
password: ${{ secrets.DOCKERHUB_PASSWORD }} | |
# 5. Docker Hub 이미지 푸시 | |
- name: docker Hub push | |
run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/github-actions-demo | |
# 위 과정에서 푸시한 이미지를 ec2에서 풀받아서 실행시키는 과정 | |
run-docker-image-on-ec2: | |
# deploy (위)과정이 완료되어야 실행됩니다. | |
needs: deploy | |
runs-on: ubuntu-latest | |
steps: | |
# 0. aws cli에 접근 | |
- name: Set up AWS CLI | |
uses: aws-actions/configure-aws-credentials@v4 | |
with: | |
aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }} | |
aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }} | |
aws-region: ${{ env.AWS_REGION }} | |
- name: SSH to EC2 and deploy | |
uses: appleboy/ssh-action@master | |
with: | |
host: ${{ secrets.EC2_HOST }} # 아이피 | |
username: ${{ secrets.EC2_USER }} # 접속할 대상 | |
key: ${{ secrets.EC2_SSH_PRIVATE_KEY }} # private key | |
script: | | |
sudo docker login -u ${{ secrets.DOCKERHUB_USERNAME }} -p ${{ secrets.DOCKERHUB_PASSWORD }} | |
sudo docker pull ${{ secrets.DOCKERHUB_USERNAME }}/github-actions-demo | |
# sudo docker stop github-actions-demo | |
# sudo docker run --name github-actions-demo --rm --env-file ./.env -p 8080:8080 -d ${{ secrets.DOCKERHUB_USERNAME }}/github-actions-demo | |
# sudo docker system prune -f | |
# 블루-그린 배포를 위한 컨테이너 실행 | |
if [ $(docker ps -q -f name=github-actions-demo-green) ]; then | |
# 그린 컨테이너가 실행 중인 경우, 블루 컨테이너로 새 버전 실행 | |
docker run -d --name github-actions-demo-blue --rm --env-file ./.env_blue -p 8080:8080 ${{ secrets.DOCKERHUB_USERNAME }}/github-actions-demo | |
NEW_CONTAINER=github-actions-demo-blue | |
OLD_CONTAINER=github-actions-demo-green | |
NEW_PORT=8080 | |
OLD_PORT=8081 | |
else | |
# 블루 컨테이너가 실행 중인 경우, 그린 컨테이너로 새 버전 실행 | |
docker run -d --name github-actions-demo-green --rm --env-file ./.env_green -p 8081:8081 ${{ secrets.DOCKERHUB_USERNAME }}/github-actions-demo | |
NEW_CONTAINER=github-actions-demo-green | |
OLD_CONTAINER=github-actions-demo-blue | |
NEW_PORT=8081 | |
OLD_PORT=8080 | |
fi | |
sleep 40 | |
# 잘 동작하면 로드밸런서 변경 | |
if curl -s http://localhost:$NEW_PORT > /dev/null; then | |
# aws elbv2 register-targets --target-group-arn "arn:aws:elasticloadbalancing:ap-northeast-2:767398017748:targetgroup/wagu-book-lb-tg/cbd583c7310ea316" --targets Id=i-09037c296cda9b574,Port=$NEW_PORT | |
# aws elbv2 deregister-targets --target-group-arn "arn:aws:elasticloadbalancing:ap-northeast-2:767398017748:targetgroup/wagu-book-lb-tg/cbd583c7310ea316" --targets Id=i-09037c296cda9b574,Port=$OLD_PORT | |
docker stop $OLD_CONTAINER || true | |
exit 0 | |
else | |
docker stop $NEW_CONTAINER || true | |
echo "새 애플리케이션이 실행되지 않음" | |
exit 1 | |
fi | |
sudo docker system prune -f | |
# | |
# # 1. 최신 이미지를 풀받습니다 | |
# - name: docker pull | |
# run: sudo docker pull ${{ secrets.DOCKERHUB_USERNAME }}/github-actions-demo | |
# | |
# # 2. 기존의 컨테이너를 중지시킵니다 | |
# - name: docker stop container | |
# run: sudo docker stop github-actions-demo | |
# | |
# # 3. MySQL 재실행 | |
# - name: docker run mysql | |
# run: sudo docker start mysql-container | |
# | |
# # 4. 최신 이미지를 컨테이너화하여 실행시킵니다 | |
# - name: docker run new container | |
# run: sudo docker run --name github-actions-demo --rm --env-file ./.env -p 8080:8080 -d ${{ secrets.DOCKERHUB_USERNAME }}/github-actions-demo | |
# | |
# # 5. 미사용 이미지를 정리합니다 | |
# - name: delete old docker image | |
# run: sudo docker system prune -f |