- 后端：调整 pay 项目，本地开发不开启文档

- 后端：pay 项目，引入 seata 分布式事务

README.md

@@ -82,10 +82,10 @@ TODO 此处应有一个架构图的装逼 JPG 图。
 | `admin-application` | 管理员 HTTP 服务 | HTTP 18083 | [接口文档](http://api.shop.iocoder.cn:18099/admin-api/doc.html) |
 | `user-application` | 用户 HTTP 服务 | HTTP 18082 | [接口文档](http://api.shop.iocoder.cn:18099/user-api/doc.html) |
 | `product-application` | 商品 HTTP 服务 | HTTP 18081 | [接口文档](http://api.shop.iocoder.cn:18099/product-api/doc.html) |
-| `pay-application` | 支付 HTTP 服务 | HTTP 18084 | |
-| `promotion-application` | 促销 HTTP 服务 | HTTP 18085 | |
-| `search-application` | 搜索 HTTP 服务 | HTTP 18086 | |
-| `order-application` | 订单 HTTP 服务 | HTTP 18088 | |
+| `pay-application` | 支付 HTTP 服务 | HTTP 18084 | [接口文档](http://api.shop.iocoder.cn:18099/pay-api/doc.html) |
+| `promotion-application` | 促销 HTTP 服务 | HTTP 18085 | [接口文档](http://api.shop.iocoder.cn:18099/promotion-api/doc.html) |
+| `search-application` | 搜索 HTTP 服务 | HTTP 18086 | [接口文档](http://api.shop.iocoder.cn:18099/search-api/doc.html) |
+| `order-application` | 订单 HTTP 服务 | HTTP 18088 | [接口文档](http://api.shop.iocoder.cn:18099/order-api/doc.html) |
 
 -------
 

pay/pay-application/src/main/resources/application-test.yaml

@@ -0,0 +1,6 @@
+swagger:
+  enable: true
+  title: 支付子系统
+  description: 支付子系统
+  version: 1.0.0
+  base-package: cn.iocoder.mall.pay.application.controller

pay/pay-application/src/main/resources/application.yaml

@@ -9,7 +9,4 @@ server:
     context-path: /pay-api/
 
 swagger:
-  title: 支付子系统
-  description: 支付子系统
-  version: 1.0.0
-  base-package: cn.iocoder.mall.pay.application.controller
+  enable: false

pay/pay-service-impl/pom.xml

@@ -54,6 +54,15 @@
             <artifactId>mybatis-plus-boot-starter</artifactId>
         </dependency>
 
+        <dependency>
+            <groupId>io.seata</groupId>
+            <artifactId>seata-spring</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.seata</groupId>
+            <artifactId>seata-dubbo</artifactId>
+        </dependency>
+
         <!-- RPC 相关 -->
         <dependency>
             <groupId>org.apache.dubbo</groupId>

pay/pay-service-impl/src/main/java/cn/iocoder/mall/pay/biz/config/DatabaseConfiguration.java

@@ -1,14 +1,48 @@
 package cn.iocoder.mall.pay.biz.config;
 
+import com.alibaba.druid.pool.DruidDataSource;
+import com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceBuilder;
+import io.seata.rm.datasource.DataSourceProxy;
+import io.seata.spring.annotation.GlobalTransactionScanner;
 import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.DependsOn;
+import org.springframework.context.annotation.Primary;
 import org.springframework.transaction.annotation.EnableTransactionManagement;
 
+import javax.sql.DataSource;
+
 @Configuration
 @MapperScan("cn.iocoder.mall.pay.biz.dao") // 扫描对应的 Mapper 接口
 @EnableTransactionManagement(proxyTargetClass = true) // 启动事务管理。为什么使用 proxyTargetClass 参数，参见 https://blog.csdn.net/huang_550/article/details/76492600
 public class DatabaseConfiguration {
 
-    // 数据源，使用 Druid
+    @Value("${spring.application.name}")
+    private String applicationId;
+    @Value("${seata.tx-service-group}")
+    private String txServiceGroup;
+
+    @Bean("druidDataSource")
+    @ConfigurationProperties("spring.datasource.druid")
+    public DruidDataSource druidDataSource(){
+        return DruidDataSourceBuilder.create().build();
+    }
+
+    @ConfigurationProperties(prefix = "spring.datasource")
+    @Primary
+    @Bean("dataSource")
+    @DependsOn("druidDataSource") // 解决多数据源，循环依赖的问题。主要发生点在 DataSourceInitializerInvoker
+    public DataSource dataSource() {
+        DruidDataSource druidDataSource = druidDataSource();
+        return new DataSourceProxy(druidDataSource);
+    }
+
+    @Bean
+    public GlobalTransactionScanner globalTransactionScanner() {
+        return new GlobalTransactionScanner(applicationId, txServiceGroup);
+    }
 
 }

pay/pay-service-impl/src/main/resources/config/application.yaml

@@ -35,3 +35,7 @@ rocketmq:
   name-server: 127.0.0.1:9876
   producer:
     group: pay-producer-group
+
+# seata
+seata:
+  tx-service-group: my_test_tx_group

pay/pay-service-impl/src/main/resources/file.conf

@@ -0,0 +1,69 @@
+transport {
+  # tcp udt unix-domain-socket
+  type = "TCP"
+  #NIO NATIVE
+  server = "NIO"
+  #enable heartbeat
+  heartbeat = true
+  #thread factory for netty
+  thread-factory {
+    boss-thread-prefix = "NettyBoss"
+    worker-thread-prefix = "NettyServerNIOWorker"
+    server-executor-thread-prefix = "NettyServerBizHandler"
+    share-boss-worker = false
+    client-selector-thread-prefix = "NettyClientSelector"
+    client-selector-thread-size = 1
+    client-worker-thread-prefix = "NettyClientWorkerThread"
+    # netty boss thread size,will not be used for UDT
+    boss-thread-size = 1
+    #auto default pin or 8
+    worker-thread-size = 8
+  }
+}
+
+service {
+  #vgroup->rgroup
+  vgroup_mapping.my_test_tx_group = "default"
+  #only support single node
+  default.grouplist = "180.167.213.26:8091"
+  #degrade current not support
+  enableDegrade = false
+  #disable
+  disable = false
+}
+
+client {
+  async.commit.buffer.limit = 10000
+  lock {
+    retry.internal = 10
+    retry.times = 30
+  }
+}
+## transaction log store
+store {
+  ## store mode: file、db
+  mode = "file"
+
+  ## file store
+  file {
+    dir = "file_store/data"
+
+    # branch session size , if exceeded first try compress lockkey, still exceeded throws exceptions
+    max-branch-session-size = 16384
+    # globe session size , if exceeded throws exceptions
+    max-global-session-size = 512
+    # file buffer size , if exceeded allocate new buffer
+    file-write-buffer-cache-size = 16384
+    # when recover batch read size
+    session.reload.read_size = 100
+  }
+
+  ## database store
+  db {
+    driver_class = ""
+    url = ""
+    user = ""
+    password = ""
+  }
+}
+

pay/pay-service-impl/src/main/resources/registry.conf

@@ -0,0 +1,14 @@
+registry {
+  type = "file"
+
+  file {
+    name = "file.conf"
+  }
+
+  zk {
+    cluster = "default"
+    serverAddr = "192.168.88.10:2181"
+    session.timeout = 6000
+    connect.timeout = 2000
+  }
+}