From 211291a0ce1294cfb5c8f3e65845ca9e528afa73 Mon Sep 17 00:00:00 2001
From: sosow0212 <sosow0212@naver.com>
Date: Tue, 17 Oct 2023 16:33:09 +0900
Subject: [PATCH] =?UTF-8?q?infra:=20=EB=AC=B4=EC=A4=91=EB=8B=A8=EB=B0=B0?=
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---
 .github/workflows/backend-deploy.yml          | 25 ++++++++---
 .../src/main/resources/application-prod.yml   |  2 +-
 backend/src/main/resources/application.yml    |  3 +-
 shellscript/bluegreen.sh                      | 42 +++++++++++++++++++
 4 files changed, 65 insertions(+), 7 deletions(-)
 create mode 100644 shellscript/bluegreen.sh

diff --git a/.github/workflows/backend-deploy.yml b/.github/workflows/backend-deploy.yml
index 7e98c297c..caf53a3af 100644
--- a/.github/workflows/backend-deploy.yml
+++ b/.github/workflows/backend-deploy.yml
@@ -80,10 +80,18 @@ jobs:
 
           script: |
             sudo docker pull woowacarffeine/backend:latest
-            sudo docker stop backend || true
-            sudo docker container prune -f
+
+            if sudo docker ps | grep ":8080"; then
+              BEFORE_PORT=8080
+              NEW_PORT=8081
+              NEW_ACTUATOR_PORT=8088
+            else
+              BEFORE_PORT=8081
+              NEW_PORT=8080
+              NEW_ACTUATOR_PORT=8089
+            fi
             
-            sudo docker run -d -p 8080:8080 -p 8088:8088 \
+            sudo docker run -d -p $NEW_PORT:8080 -p $NEW_ACTUATOR_PORT:8088 \
             -e "SPRING_PROFILE=prod" \
             -e "ENCRYPT_KEY=${{secrets.JASYPT_KEY}}" \
             -e "DATABASE_USERNAME=${{secrets.DATABASE_USERNAME}}" \
@@ -93,5 +101,12 @@ jobs:
             -e "SLACK_WEBHOOK_URL=${{secrets.SLACK_WEBHOOK_URL}}" \
             --name backend \
             woowacarffeine/backend:latest
-            
-            sudo docker image prune -a -f
+
+
+      - name: Execute bluegreen.sh
+        run: ./bluegreen.sh
+        env:
+          NEW_PORT: $NEW_PORT
+          NEW_ACTUATOR_PORT: $NEW_ACTUATOR_PORT
+          BEFORE_PORT: $BEFORE_PORT
+        shell: bash
diff --git a/backend/src/main/resources/application-prod.yml b/backend/src/main/resources/application-prod.yml
index 36c37cf0b..dba563a69 100644
--- a/backend/src/main/resources/application-prod.yml
+++ b/backend/src/main/resources/application-prod.yml
@@ -19,7 +19,7 @@ spring:
     database-platform: org.hibernate.dialect.MySQL5InnoDBDialect
 
 initialize-city:
-  enabled: true
+  enabled: false
 
 initialize-charge:
   enabled: false
diff --git a/backend/src/main/resources/application.yml b/backend/src/main/resources/application.yml
index d8a575bb6..85b26241c 100644
--- a/backend/src/main/resources/application.yml
+++ b/backend/src/main/resources/application.yml
@@ -1,5 +1,6 @@
 server:
   port: 8080
+  shutdown: graceful
   servlet:
     context-path: /api
   tomcat:
@@ -36,7 +37,7 @@ management:
   endpoints:
     web:
       exposure:
-        include: prometheus
+        include: prometheus, health
 
 jwt:
   secret: ENC(t6iKCv1Nj+ygRxG2oZCw3l4v9y0ALS2GfQwYIKvO0tRuPzFp4UYRZYfBFdBW+xQl77rOLbfIPJ13tys/tXj3Qw==)
diff --git a/shellscript/bluegreen.sh b/shellscript/bluegreen.sh
new file mode 100644
index 000000000..abe0b3030
--- /dev/null
+++ b/shellscript/bluegreen.sh
@@ -0,0 +1,42 @@
+#!/bin/bash
+
+BEFORE_PORT="$BEFORE_PORT"
+NEW_PORT="$NEW_PORT"
+NEW_ACTUATOR_PORT="$NEW_ACTUATOR_PORT"
+
+echo "기존 포트 : $BEFORE_PORT"
+echo "새로운 포트: $NEW_PORT"
+echo "새로운 ACTUATOR_PORT: $NEW_ACTUATOR_PORT"
+
+count=0
+for count in {0..20}
+do
+  echo "서버 상태 확인(${count}/20)";
+
+  UP=$(curl -s http://127.0.0.1:${NEW_ACTUATOR_PORT}/actuator/health-check)
+
+  if [ "${UP}" != '{"status":"up"}' ]
+  	then
+  		sleep 10
+  		continue
+  	else
+  		break
+  fi
+done
+
+if [ $count -eq 20 ]
+then
+	echo "새로운 서버 배포를 실패했습니다."
+	exit 1
+fi
+
+export BACKEND_PORT=$NEW_PORT
+envsubst '${BACKEND_PORT}' < backend.template > backend.conf
+sudo mv backend.conf /etc/nginx/conf.d/
+sudo nginx -s reload
+
+if sudo docker ps | grep ${BEFORE_PORT}; then
+  sudo docker stop $(docker ps -q --filter "expose=${BEFORE_PORT}")
+fi
+
+sudo docker container prune -f