feat: migrate from MariaDB to MySQL

- disable slave connection

Author: seungh0

docker/local/docker-compose.yml

@@ -1,17 +1,27 @@
 services:
-  mariadb-master:
-    container_name: community-mariadb-local
-    image: mariadb:11.4
+  threedollar-mysql:
+    container_name: community-mysql-local
+    image: mysql:8.4
     ports:
-      - '23306:3306'
+      - "23306:3306"
     volumes:
-      - community-local-mariadb-master-volume:/var/lib/mysql
+      - community-local-mysql:/var/lib/mysql
     restart: unless-stopped
     environment:
-      - MARIADB_DATABASE=community_local
-      - MARIADB_ROOT_PASSWORD=community
+      - MYSQL_DATABASE=community_local
+      - MYSQL_ROOT_PASSWORD=community
+    command:
+      --character-set-server=utf8mb4
+      --collation-server=utf8mb4_0900_ai_ci
     networks:
       - community-local-network
+    healthcheck:
+      test: [ "CMD", "mysqladmin", "ping", "-h", "localhost" ]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+      start_period: 10s
+    stop_grace_period: 3s
 
   threedollar-redis:
     image: redis:7.0-alpine
@@ -21,14 +31,21 @@ services:
       - '26379:6379'
     restart: unless-stopped
     volumes:
-      - community-local-redis-volume:/data
+      - community-local-redis:/data
     networks:
       - community-local-network
+    healthcheck:
+      test: [ "CMD", "redis-cli", "ping" ]
+      interval: 5s
+      timeout: 5s
+      retries: 3
+      start_period: 5s
+    stop_grace_period: 3s
 
 volumes:
-  community-local-mariadb-master-volume:
+  community-local-mysql:
     driver: local
-  community-local-redis-volume:
+  community-local-redis:
     driver: local
 
 networks:

docker/test/docker-compose.yml

@@ -1,15 +1,25 @@
 services:
-  threedollar-mariadb-master:
-    container_name: community-mariadb-test
-    image: mariadb:11.4
+  threedollar-mysql:
+    container_name: community-mysql-test
+    image: mysql:8.4
     ports:
       - '33306:3306'
     restart: unless-stopped
     environment:
-      - MARIADB_DATABASE=community_test
-      - MARIADB_ROOT_PASSWORD=community
+      - MYSQL_DATABASE=community_test
+      - MYSQL_ROOT_PASSWORD=community
+    command:
+      --character-set-server=utf8mb4
+      --collation-server=utf8mb4_0900_ai_ci
     networks:
       - community-test-network
+    healthcheck:
+      test: [ "CMD", "mysqladmin", "ping", "-h", "localhost" ]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+      start_period: 10s
+    stop_grace_period: 3s
 
   threedollar-redis:
     image: redis:7.0-alpine
@@ -20,6 +30,13 @@ services:
     restart: unless-stopped
     networks:
       - community-test-network
+    healthcheck:
+      test: [ "CMD", "redis-cli", "ping" ]
+      interval: 5s
+      timeout: 5s
+      retries: 3
+      start_period: 5s
+    stop_grace_period: 3s
 
 networks:
   community-test-network:

threedollar-core/threedollar-domain/build.gradle

@@ -6,7 +6,7 @@ dependencies {
     api("org.springframework.boot:spring-boot-starter-data-jpa")
 
     // MariaDB
-    runtimeOnly("org.mariadb.jdbc:mariadb-java-client")
+    runtimeOnly("com.mysql:mysql-connector-j")
 
     // H2
     runtimeOnly 'com.h2database:h2'

threedollar-core/threedollar-domain/src/main/java/com/threedollar/config/data/DataSourceConfiguration.java

@@ -1,11 +1,6 @@
 package com.threedollar.config.data;
 
 import com.zaxxer.hikari.HikariDataSource;
-
-import java.util.HashMap;
-import java.util.Map;
-import javax.sql.DataSource;
-
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.boot.jdbc.DataSourceBuilder;
@@ -14,6 +9,10 @@
 import org.springframework.context.annotation.Primary;
 import org.springframework.jdbc.datasource.LazyConnectionDataSourceProxy;
 
+import javax.sql.DataSource;
+import java.util.HashMap;
+import java.util.Map;
+
 @Configuration
 public class DataSourceConfiguration {
 
@@ -23,28 +22,25 @@ public class DataSourceConfiguration {
     @Bean
     @ConfigurationProperties(prefix = "spring.datasource.master")
     public DataSource masterDataSource() {
-        return DataSourceBuilder.create()
-            .type(HikariDataSource.class)
-            .build();
+        return DataSourceBuilder.create().type(HikariDataSource.class).build();
     }
 
-    @Bean
-    @ConfigurationProperties(prefix = "spring.datasource.slave")
-    public DataSource slaDataSource() {
-        return DataSourceBuilder.create()
-            .type(HikariDataSource.class)
-            .build();
-    }
+    //    @Bean
+    //    @ConfigurationProperties(prefix = "spring.datasource.slave")
+    //    public DataSource slaDataSource() {
+    //        return DataSourceBuilder.create()
+    //            .type(HikariDataSource.class)
+    //            .build();
+    //    }
 
     @Bean
-    public DataSource routingDataSource(@Qualifier(MASTER_DATASOURCE_NAME) DataSource masterDataSource,
-        @Qualifier(SLAVE_DATASOURCE_NAME) DataSource slaveDataSource) {
+    public DataSource routingDataSource(@Qualifier(MASTER_DATASOURCE_NAME) DataSource masterDataSource) {
 
         ReplicationRoutingDataSource routingDataSource = new ReplicationRoutingDataSource();
 
         Map<Object, Object> dataSourceMap = new HashMap<>();
         dataSourceMap.put("master", masterDataSource);
-        dataSourceMap.put("slave", slaveDataSource);
+        //        dataSourceMap.put("slave", slaveDataSource);
 
         routingDataSource.setTargetDataSources(dataSourceMap);
         routingDataSource.setDefaultTargetDataSource(masterDataSource);

threedollar-core/threedollar-domain/src/main/resources/application-core.yml

@@ -6,13 +6,12 @@ spring:
       hibernate:
         default_batch_fetch_size: 300
         query.in_clause_parameter_padding: true
-        dialect: org.hibernate.dialect.MariaDBDialect
+        dialect: org.hibernate.dialect.MySQL8Dialect
     open-in-view: false
   datasource:
-    driver-class-name: org.mariadb.jdbc.Driver
+    driver-class-name: com.mysql.cj.jdbc.Driver
     hikari:
       connection-timeout: 5000
-      driver-class-name: org.mariadb.jdbc.Driver
   data:
     redis:
       timeout: 3000
@@ -39,13 +38,13 @@ spring:
         use_sql_comments: true
   datasource:
     master:
-      jdbc-url: jdbc:mariadb://localhost:23306/community_local
+      jdbc-url: jdbc:mysql://localhost:23306/community_local
       username: root
       password: community
       hikari:
         maximum-pool-size: 10
     slave:
-      jdbc-url: jdbc:mariadb://localhost:23306/community_local
+      jdbc-url: jdbc:mysql://localhost:23306/community_local
       username: root
       password: community
       hikari:
@@ -71,20 +70,20 @@ spring:
         format_sql: true
         use_sql_comments: true
   datasource:
-      master:
-        jdbc-url: jdbc:mariadb://localhost:33306/community_test
-        username: root
-        password: community
-        driver-class-name: org.mariadb.jdbc.Driver
-        hikari:
-          maximum-pool-size: 10
-      slave:
-        jdbc-url: jdbc:mariadb://localhost:33306/community_test
-        username: root
-        password: community
-        driver-class-name: org.mariadb.jdbc.Driver
-        hikari:
-          maximum-pool-size: 10
+    master:
+      jdbc-url: jdbc:mysql://localhost:33306/community_test
+      username: root
+      password: community
+      driver-class-name: com.mysql.cj.jdbc.Driver
+      hikari:
+        maximum-pool-size: 10
+    slave:
+      jdbc-url: jdbc:mysql://localhost:33306/community_test
+      username: root
+      password: community
+      driver-class-name: com.mysql.cj.jdbc.Driver
+      hikari:
+        maximum-pool-size: 10
   data:
     redis:
       host: localhost