chore : CI/CD 세팅

.github/workflows/CD.yml

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+name: CD
+
+on:
+  push:
+    branches: ["master"]
+
+env:
+  S3_BUCKET_NAME: problemsolvingqueue
+  PROJECT_NAME: psq
+
+jobs:
+  build:
+    name: CD
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 11
+        uses: actions/setup-java@v2
+        with:
+          java-version: '11'
+          distribution: 'zulu'
+
+      - name: Grant execute permission for gradlew
+        run: chmod +x ./gradlew
+        shell: bash
+
+      - name: Build with Gradle
+        run: ./gradlew build
+        shell: bash
+
+      - name: Make zip file
+        run: zip -r ./$GITHUB_SHA.zip .
+        shell: bash
+
+      - name: Configure AWS credentials
+        uses: aws-actions/configure-aws-credentials@v1
+        with:
+          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
+          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          aws-region: ${{ secrets.AWS_REGION }}
+
+      - name: Copy script
+        run: cp ./scripts/*.sh ./deploy
+
+      - name: Upload to S3
+        run: aws s3 cp --region ap-northeast-2 ./$GITHUB_SHA.zip s3://$S3_BUCKET_NAME/$PROJECT_NAME/$GITHUB_SHA.zip

backend/appspec.yml

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+version: 0.0
+os: linux
+
+files:
+  - source:  /
+    destination: /home/ubuntu/app
+    overwrite: yes
+
+permissions:
+  - object: /
+    pattern: "**"
+    owner: ubuntu
+    group: ubuntu
+
+hooks:
+  AfterInstall:
+    - location: scripts/stop.sh
+      timeout: 60
+      runas: ubuntu
+  ApplicationStart:
+    - location: scripts/start.sh
+      timeout: 60
+      runas: ubuntu

backend/deploy.sh

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+#!/bin/bash
+BUILD_JAR=$(ls /home/ubuntu/app/build/libs/*.jar)
+JAR_NAME=$(basename $BUILD_JAR)
+echo "> build 파일명: $JAR_NAME" >> /home/ubuntu/app/deploy.log
+
+echo "> build 파일 복사" >> /home/ubuntu/app/deploy.log
+DEPLOY_PATH=/home/ubuntu/app/action/
+cp $BUILD_JAR $DEPLOY_PATH
+
+echo "> 현재 실행중인 애플리케이션 pid 확인" >> /home/ubuntu/app/deploy.log
+CURRENT_PID=$(pgrep -f $JAR_NAME)
+
+if [ -z $CURRENT_PID ]
+then
+  echo "> 현재 구동중인 애플리케이션이 없으므로 종료하지 않습니다." >> /home/ubuntu/app/deploy.log
+else
+  echo "> kill -15 $CURRENT_PID"
+  kill -15 $CURRENT_PID
+  sleep 5
+fi
+
+DEPLOY_JAR=$DEPLOY_PATH$JAR_NAME
+echo "> DEPLOY_JAR 배포"    >> /home/ubuntu/app/deploy.log
+nohup java -jar $DEPLOY_JAR >> /home/ubuntu/deploy.log 2>/home/ubuntu/app/deploy_err.log &