From cc7a86905a446166f57143e27d8c905b26bb5b8d Mon Sep 17 00:00:00 2001
From: PgmJun <chltmdwns96@gmail.com>
Date: Wed, 6 Dec 2023 22:18:46 +0900
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8:=20feat=20CD=20=ED=8C=8C=EC=9D=B4?=
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---
 .github/workflows/cd-dev.yml | 86 ++++++++++++++++++++++++++++++++++++
 scripts/appspec.yml          | 26 +++++++++++
 scripts/health_check.sh      | 31 +++++++++++++
 scripts/run_new_was.sh       | 32 ++++++++++++++
 scripts/switch.sh            | 25 +++++++++++
 5 files changed, 200 insertions(+)
 create mode 100644 .github/workflows/cd-dev.yml
 create mode 100644 scripts/appspec.yml
 create mode 100644 scripts/health_check.sh
 create mode 100644 scripts/run_new_was.sh
 create mode 100644 scripts/switch.sh

diff --git a/.github/workflows/cd-dev.yml b/.github/workflows/cd-dev.yml
new file mode 100644
index 0000000..b3ad83a
--- /dev/null
+++ b/.github/workflows/cd-dev.yml
@@ -0,0 +1,86 @@
+name: API Server Java CD with Gradle on DEV
+
+# develop 브랜치에 push 시에 동작
+on:
+  push:
+    branches: [ "develop" ]
+
+env:
+  S3_BUCKET_NAME: codere-s3
+
+jobs:
+  build:
+    name: Code deployment
+
+    # 실행 환경
+    runs-on: ubuntu-latest
+
+    steps:
+      # 1) 워크플로우 실행 전 기본적으로 체크아웃 필요
+      - name: checkout
+        uses: actions/checkout@v3
+
+      # 2) JDK 11버전 설치, 다른 JDK 버전을 사용하다면 수정
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'corretto'
+
+      # 3) application.yml 세팅
+      - name: setting application.yml
+        run: |
+          cd ./src/main/resources # resources 폴더로 이동
+          echo "${{ secrets.APPLICATION_YML }}" > ./application.yml
+          echo "${{ secrets.APPLICATION_DEV_YML }}" > ./application-dev.yml
+        shell: bash
+
+      # 4) build
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+
+      - name: Build with Gradle # 실제 application build(-x 옵션을 통해 테스트는 제외)
+        run: ./gradlew clean build -x test
+
+      # 5) 배포 파일을 담을 디렉토리 생성
+      - name: Make Directory
+        run: mkdir -p deploy
+
+      # 6) Jar 파일 복사
+      - name: Copy Jar
+        run: cp ./build/libs/*.jar ./deploy
+
+      # 7) appspec.yml, script files 복사
+      - name: Copy files
+        run: cp ./scripts/* ./deploy
+
+      # 8) 배포 압축 파일 생성
+      - name: Make zip file
+        run: zip -r ./core.zip ./deploy
+        shell: bash
+
+      # 9) S3에 배포 압축 파일 업로드
+      - name: Configure AWS credentials
+        uses: aws-actions/configure-aws-credentials@v1
+        with:
+          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_DEV }}
+          aws-secret-access-key: ${{ secrets.AWS_SECRET_KEY_DEV }}
+          aws-region: ap-northeast-2
+
+      - name: Upload to S3
+        run: aws s3 cp --region ap-northeast-2 ./core.zip s3://$S3_BUCKET_NAME/
+
+      # Deploy
+      - name: Deploy
+        env:
+          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_DEV }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_KEY_DEV }}
+        run:
+          aws deploy create-deployment
+          --application-name core-codeDeploy
+          --deployment-group-name API_SERVER
+          --file-exists-behavior OVERWRITE
+          --s3-location bucket=codere-s3,bundleType=zip,key=core.zip
+          --region ap-northeast-2
+
+
diff --git a/scripts/appspec.yml b/scripts/appspec.yml
new file mode 100644
index 0000000..926f8bb
--- /dev/null
+++ b/scripts/appspec.yml
@@ -0,0 +1,26 @@
+version: 0.0
+os: linux
+
+# source 경로에 있는 파일을 EC2 인스턴스의 destination에 배포, 만약 해당 지점에 이미 파일들이 존재하면 overwrite
+files:
+  - source: /
+    destination: /home/ubuntu/api-server
+    overwrite: yes
+
+permissions:
+  - object: /
+    pattern: "**"
+    owner: ubuntu
+    group: ubuntu
+
+hooks:
+  AfterInstall:
+    - location: run_new_was.sh
+      timeout: 180
+      runas: ubuntu
+    - location: health_check.sh
+      timeout: 180
+      runas: ubuntu
+    - location: switch.sh
+      timeout: 180
+      runas: ubuntu
diff --git a/scripts/health_check.sh b/scripts/health_check.sh
new file mode 100644
index 0000000..143d7c6
--- /dev/null
+++ b/scripts/health_check.sh
@@ -0,0 +1,31 @@
+NOW_TIME="$(date +%Y)-$(date +%m)-$(date +%d) $(date +%H):$(date +%M):$(date +%S)"
+
+CURRENT_PORT=$(cat /etc/nginx/conf.d/service-url.inc | grep -Po '[0-9]+' | tail -1)
+TARGET_PORT=0
+
+# Toggle port Number
+if [ ${CURRENT_PORT} -eq 8081 ]; then
+  TARGET_PORT=8082
+elif [ ${CURRENT_PORT} -eq 8082 ]; then
+  TARGET_PORT=8081
+else
+  echo "[$NOW_TIME] No WAS is connected to nginx" >> /home/ubuntu/api-server/deploy_err.log
+  exit 1
+fi
+
+echo "[$NOW_TIME] Start health check of WAS at 'http://127.0.0.1:${TARGET_PORT}' ..." >> /home/ubuntu/api-server/deploy.log
+
+for RETRY_COUNT in 1 2 3 4 5 6 7 8 9 10
+do
+  echo "[$NOW_TIME] #${RETRY_COUNT} trying..." >> /home/ubuntu/api-server/deploy.log
+  RESPONSE_CODE=$(curl -s -o /dev/null -w "%{http_code}" http://127.0.0.1:${TARGET_PORT}/actuator/health)
+
+  if [ ${RESPONSE_CODE} -eq 200 ]; then
+    echo "[$NOW_TIME] New WAS successfully running" >> /home/ubuntu/api-server/deploy.log
+    exit 0
+  elif [ ${RETRY_COUNT} -eq 10 ]; then
+    echo "[$NOW_TIME] Health check failed." >> /home/ubuntu/api-server/deploy_err.log
+    exit 1
+  fi
+  sleep 10
+done
\ No newline at end of file
diff --git a/scripts/run_new_was.sh b/scripts/run_new_was.sh
new file mode 100644
index 0000000..e84286d
--- /dev/null
+++ b/scripts/run_new_was.sh
@@ -0,0 +1,32 @@
+NOW_TIME="$(date +%Y)-$(date +%m)-$(date +%d) $(date +%H):$(date +%M):$(date +%S)"
+
+HOST_NAME=$(cat /etc/hostname)
+CURRENT_PORT=$(cat /etc/nginx/conf.d/service-url.inc | grep -Po '[0-9]+' | tail -1)
+TARGET_PORT=0
+
+echo "[$NOW_TIME] Current port of running WAS is ${CURRENT_PORT}." >> /home/ubuntu/api-server/deploy.log
+
+if [ ${CURRENT_PORT} -eq 8081 ]; then
+  TARGET_PORT=8082
+elif [ ${CURRENT_PORT} -eq 8082 ]; then
+  TARGET_PORT=8081
+else
+  echo "[$NOW_TIME] No WAS is connected to nginx" >> /home/ubuntu/api-server/deploy.log
+fi
+
+TARGET_PID=$(lsof -Fp -i TCP:${TARGET_PORT} | grep -Po 'p[0-9]+' | grep -Po '[0-9]+')
+
+if [ ! -z ${TARGET_PID} ]; then
+  echo "[$NOW_TIME] Kill WAS running at ${TARGET_PORT}." >> /home/ubuntu/api-server/deploy.log
+  sudo kill ${TARGET_PID}
+fi
+
+if [ ${HOST_NAME} == "core-prod-server" ]; then
+  nohup java -jar -Dserver.port=${TARGET_PORT} -Duser.timezone=Asia/Seoul -Dspring.profiles.active=prod /home/ubuntu/api-server/*.jar >> /home/ubuntu/api-server/deploy.log 2>/home/ubuntu/api-server/deploy_err.log &
+  echo "[$NOW_TIME] Now new WAS runs at ${TARGET_PORT}." >> /home/ubuntu/api-server/deploy.log
+  exit 0
+else
+  nohup java -jar -Dserver.port=${TARGET_PORT} -Duser.timezone=Asia/Seoul -Dspring.profiles.active=dev /home/ubuntu/api-server/*.jar >> /home/ubuntu/api-server/deploy.log 2>/home/ubuntu/api-server/deploy_err.log &
+  echo "[$NOW_TIME] Now new WAS runs at ${TARGET_PORT}." >> /home/ubuntu/api-server/deploy.log
+  exit 0
+fi
diff --git a/scripts/switch.sh b/scripts/switch.sh
new file mode 100644
index 0000000..4c90c36
--- /dev/null
+++ b/scripts/switch.sh
@@ -0,0 +1,25 @@
+NOW_TIME="$(date +%Y)-$(date +%m)-$(date +%d) $(date +%H):$(date +%M):$(date +%S)"
+
+CURRENT_PORT=$(cat /etc/nginx/conf.d/service-url.inc | grep -Po '[0-9]+' | tail -1)
+TARGET_PORT=0
+
+echo "[$NOW_TIME] Nginx currently proxies to ${CURRENT_PORT}." >> /home/ubuntu/api-server/deploy.log
+
+# Toggle port number
+if [ ${CURRENT_PORT} -eq 8081 ]; then
+  TARGET_PORT=8082
+elif [ ${CURRENT_PORT} -eq 8082 ]; then
+  TARGET_PORT=8081
+else
+  echo "[$NOW_TIME] No WAS is connected to nginx" >> /home/ubuntu/api-server/deploy.log
+  exit 1
+fi
+
+# Change proxying port into target port
+echo "set \$service_url http://127.0.0.1:${TARGET_PORT};" | sudo tee /etc/nginx/conf.d/service-url.inc
+
+echo "[$NOW_TIME] Now Nginx proxies to ${TARGET_PORT}." >> /home/ubuntu/api-server/deploy.log
+# Reload nginx
+sudo service nginx reload
+
+echo "[$NOW_TIME] Nginx reloaded." >> /home/ubuntu/api-server/deploy.log