Chore: refactor docker compose

docker-compose-db.yml

@@ -4,10 +4,8 @@ services:
     image: redis:alpine
     container_name: rabbit-redis
     hostname: redis
-    ports:
-      - "6379:6379"
-    networks:
-      - rabbit-db
+    ports: [ "6379:6379" ]
+    networks: [ rabbit-db ]
 
   mysql_master:
     container_name: rabbit-mysql-master
@@ -16,13 +14,11 @@ services:
       MYSQL_DATABASE: rabbit
       MYSQL_ROOT_HOST: '%'
       MYSQL_ROOT_PASSWORD: 1234
-    ports:
-      - "3306:3306"
+    ports: [ "3306:3306" ]
     volumes:
       - ./mysql/master-data-source.cnf:/etc/mysql/conf.d/my.cnf
       - ./mysql/init-master.sql:/docker-entrypoint-initdb.d/01-init-master.sql
-    networks:
-      - rabbit-db
+    networks: [ rabbit-db ]
     healthcheck:
       test: [ "CMD", "mysqladmin", "ping", "-h", "localhost", "-u", "root", "-p1234" ]
       timeout: 20s
@@ -35,12 +31,10 @@ services:
       MYSQL_DATABASE: rabbit
       MYSQL_ROOT_HOST: '%'
       MYSQL_ROOT_PASSWORD: 1234
-    ports:
-      - "3307:3306"
+    ports: [ "3307:3306" ]
     volumes:
       - ./mysql/replica-data-source.cnf:/etc/mysql/conf.d/my.cnf
-    networks:
-      - rabbit-db
+    networks: [ rabbit-db ]
     depends_on:
       mysql_master:
         condition: service_healthy
@@ -50,13 +44,13 @@ services:
       retries: 10
 
   mysql_replication_setup:
+    profiles: [ setup ]
     image: mysql:8.0
-    container_name: mysql_replication_setup
+    container_name: mysql-replication-setup
     volumes:
-      - ./mysql/setup-replication.sh:/setup-replication.sh
-    command: [ "/bin/bash", "/setup-replication.sh" ]
-    networks:
-      - rabbit-db
+      - ./mysql/entrypoint.sh:/entrypoint.sh
+    command: [ "/bin/bash", "/entrypoint.sh" ]
+    networks: [ rabbit-db ]
     depends_on:
       mysql_master:
         condition: service_healthy

docker-compose-elk.yml

@@ -3,6 +3,7 @@ version: "3.8"
 services:
   setup:
     profiles: [ setup ]
+    container_name: rabbit-elk-setup
     init: true
     build:
       context: elk/setup/
@@ -29,9 +30,7 @@ services:
     volumes:
       - ./elk/elasticsearch/config/elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml:ro,Z
       - elasticsearch:/usr/share/elasticsearch/data
-    ports:
-      - "9200:9200"
-      - "9300:9300"
+    ports: [ "9200:9200", "9300:9300" ]
     environment:
       ES_JAVA_OPTS: "-Xmx256m -Xms256m"
       ELASTIC_PASSWORD: ${ELASTIC_PASSWORD:-rabbit1234}
@@ -47,11 +46,7 @@ services:
     volumes:
       - ./elk/logstash/config/logstash.yml:/usr/share/logstash/config/logstash.yml:ro,Z
       - ./elk/logstash/pipeline:/usr/share/logstash/pipeline:ro,Z
-    ports:
-      - "5044:5044"
-      - "50000:50000/tcp"
-      - "50000:50000/udp"
-      - "9600:9600"
+    ports: [ "5044:5044", "50000:50000/tcp", "50000:50000/udp", "9600:9600" ]
     environment:
       LS_JAVA_OPTS: "-Xmx256m -Xms256m"
       LOGSTASH_USERNAME: ${LOGSTASH_USERNAME:-rabbit_logstash}
@@ -67,8 +62,7 @@ services:
         ELASTIC_VERSION: ${ELASTIC_VERSION:-8.10.2}
     volumes:
       - ./elk/kibana/config/kibana.yml:/usr/share/kibana/config/kibana.yml:ro,Z
-    ports:
-      - "5601:5601"
+    ports: [ "5601:5601" ]
     environment:
       KIBANA_SYSTEM_PASSWORD: ${KIBANA_SYSTEM_PASSWORD:-rabbit1234}
     networks: [ rabbit-elk ]

docker-compose.yml

@@ -3,29 +3,22 @@ services:
   rabbitmq:
     image: rabbitmq:3-management
     container_name: rabbit-rabbitmq
-    ports:
-      - "5672:5672"
-      - "15672:15672"
-      - "61613:61613"
+    ports: [ "5672:5672", "15672:15672", "61613:61613" ]
     command: >
       /bin/bash -c "rabbitmq-plugins enable --offline rabbitmq_management rabbitmq_stomp && rabbitmq-server"
     environment:
       RABBITMQ_DEFAULT_USER: guest
       RABBITMQ_DEFAULT_PASS: guest
-    networks:
-      - rabbit-default
+    networks: [ rabbit-default ]
 
   nginx:
     image: nginx:latest
     container_name: rabbit-nginx
-    ports:
-      - "80:80"
-      - "443:443"
+    ports: [ "80:80", "443:443" ]
     volumes:
       - ./nginx/config/nginx.conf:/etc/nginx/conf.d/default.conf
       - ./nginx/ssl:/etc/nginx/ssl
-    networks:
-      - rabbit-default
+    networks: [ rabbit-default ]
 
 networks:
   rabbit-default:

mysql/entrypoint.sh

@@ -0,0 +1,110 @@
+#!/bin/bash
+
+# MySQL Master-Replica 복제 설정 자동화 스크립트
+set -e
+
+log() {
+  echo "$(date '+%Y-%m-%d %H:%M:%S') [+] $1"
+}
+sublog() {
+  echo "$(date '+%Y-%m-%d %H:%M:%S')    ⠿ $1"
+}
+suberr() {
+  echo "$(date '+%Y-%m-%d %H:%M:%S')    ❌ $1" >&2
+}
+
+log "MySQL Master-Replica 복제 설정을 시작합니다..."
+
+log "Master DB 연결 대기 중..."
+until mysql -h rabbit-mysql-master -u root -p1234 -e "SELECT 1" > /dev/null 2>&1; do
+  sublog "Master DB 연결 대기 중..."
+  sleep 3
+done
+sublog "Master DB 연결됨"
+
+log "Replica DB 연결 대기 중..."
+until mysql -h rabbit-mysql-replica -u root -p1234 -e "SELECT 1" > /dev/null 2>&1; do
+  sublog "Replica DB 연결 대기 중..."
+  sleep 3
+done
+sublog "Replica DB 연결됨"
+
+log "DB 초기화 완료 대기 중..."
+sleep 10
+sublog "DB 초기화 완료"
+
+log "Master DB에서 복제 사용자 확인 중..."
+REPLICA_USER_EXISTS=$(mysql -h rabbit-mysql-master -u root -p1234 -e "SELECT COUNT(*) FROM mysql.user WHERE user='replica';" 2>/dev/null | tail -n 1)
+if [ "$REPLICA_USER_EXISTS" -eq 0 ]; then
+  sublog "복제 사용자가 존재하지 않습니다. 생성 중..."
+  mysql -h rabbit-mysql-master -u root -p1234 << EOF
+CREATE USER IF NOT EXISTS 'replica'@'%' IDENTIFIED WITH mysql_native_password BY '1234';
+GRANT REPLICATION SLAVE ON *.* TO 'replica'@'%';
+FLUSH PRIVILEGES;
+EOF
+  sublog "복제 사용자가 생성되었습니다."
+else
+  sublog "복제 사용자가 이미 존재합니다."
+fi
+
+log "Master DB에서 바이너리 로그 상태 확인 중..."
+MASTER_STATUS=$(mysql -h rabbit-mysql-master -u root -p1234 -e "SHOW MASTER STATUS\G" 2>/dev/null)
+MASTER_FILE=$(echo "$MASTER_STATUS" | grep "File:" | awk '{print $2}')
+MASTER_POSITION=$(echo "$MASTER_STATUS" | grep "Position:" | awk '{print $2}')
+sublog "Master File: $MASTER_FILE"
+sublog "Master Position: $MASTER_POSITION"
+
+if [ -z "$MASTER_FILE" ] || [ -z "$MASTER_POSITION" ]; then
+  suberr "Master 상태를 가져올 수 없습니다."
+  exit 1
+fi
+
+log "기존 복제 설정 정리 중..."
+mysql -h rabbit-mysql-replica -u root -p1234 << EOF
+STOP SLAVE;
+RESET SLAVE ALL;
+EOF
+sublog "기존 복제 설정 정리 완료"
+
+log "Replica DB에서 Master 연결 설정 중..."
+mysql -h rabbit-mysql-replica -u root -p1234 << EOF
+CHANGE MASTER TO
+    MASTER_HOST='rabbit-mysql-master',
+    MASTER_USER='replica',
+    MASTER_PASSWORD='1234',
+    MASTER_LOG_FILE='$MASTER_FILE',
+    MASTER_LOG_POS=$MASTER_POSITION,
+    MASTER_CONNECT_RETRY=10,
+    MASTER_RETRY_COUNT=3;
+START SLAVE;
+EOF
+sublog "Master 연결 설정 완료"
+
+log "복제 연결 대기 및 상태 확인 중..."
+for i in {1..30}; do
+  SLAVE_STATUS=$(mysql -h rabbit-mysql-replica -u root -p1234 -e "SHOW SLAVE STATUS\G" 2>/dev/null)
+  IO_RUNNING=$(echo "$SLAVE_STATUS" | grep "Slave_IO_Running:" | awk '{print $2}')
+  SQL_RUNNING=$(echo "$SLAVE_STATUS" | grep "Slave_SQL_Running:" | awk '{print $2}')
+
+  sublog "시도 $i/30 - IO Running: $IO_RUNNING, SQL Running: $SQL_RUNNING"
+
+  if [ "$IO_RUNNING" = "Yes" ] && [ "$SQL_RUNNING" = "Yes" ]; then
+    sublog "✅   MySQL Master-Replica 복제 설정이 성공적으로 완료되었습니다!"
+    log "복제 상태 상세 정보 출력"
+    mysql -h rabbit-mysql-replica -u root -p1234 -e "SHOW SLAVE STATUS\G" | grep -E "(Slave_IO_Running|Slave_SQL_Running|Master_Host|Master_User|Read_Master_Log_Pos|Exec_Master_Log_Pos)"
+    exit 0
+  elif [ "$IO_RUNNING" = "No" ]; then
+    suberr "IO 스레드 연결 실패. 오류 확인 중..."
+    LAST_IO_ERROR=$(echo "$SLAVE_STATUS" | grep "Last_IO_Error:" | cut -d':' -f2- | xargs)
+    if [ -n "$LAST_IO_ERROR" ]; then
+      suberr "IO 오류: $LAST_IO_ERROR"
+    fi
+    break
+  fi
+  sleep 2
+done
+
+suberr "복제 설정에 문제가 발생했습니다. 최종 상태: IO Running: $IO_RUNNING, SQL Running: $SQL_RUNNING"
+log "복제 오류 정보 출력"
+mysql -h rabbit-mysql-replica -u root -p1234 -e "SHOW SLAVE STATUS\G" | grep -E "(Last_IO_Error|Last_SQL_Error)"
+exit 1