Seata入门开发

连接：https://pan.baidu.com/s/14Wg4r6v7m9OAfRxtCBs9Ow?pwd=3phv

1.  Seata配置文件application.yml

   server:
     port: 7091
   
   spring:
     application:
       name: seata-server
   
   logging:
     config: classpath:logback-spring.xml
     file:
       path: ${user.home}/logs/seata
   #   extend:
   #     logstash-appender:
   #       destination: 127.0.0.1:4560
   #     kafka-appender:
   #       bootstrap-servers: 127.0.0.1:9092
   #      topic: logback_to_logstash
   
   console:
     user:
       username: seata
       password: seata
   
   seata:
     config:
       # support: nacos, consul, apollo, zk, etcd3
       type: nacos
       nacos:
         server-addr: 127.0.0.1:8848
         namespace:
         group: SEATA_GROUP
         username:
         password:
         ##if use MSE Nacos with auth, mutex with username/password attribute
         #access-key: ""
         #secret-key: ""
         data-id: seataServer.properties
     registry:
       # support: nacos, eureka, redis, zk, consul, etcd3, sofa
       type: nacos
       nacos:
         application: seata-server
         server-addr: 127.0.0.1:8848
         group: SEATA_GROUP
         namespace:
         cluster: default
         username:
         password:
         ##if use MSE Nacos with auth, mutex with username/password attribute
         #access-key: ""
         #secret-key: ""
     store:
       # support: file 、 db 、 redis
       mode: db
       db:
         datasource: druid
         db-type: mysql
         driver-class-name: com.mysql.cj.jdbc.Driver
         url: jdbc:mysql://127.0.0.1:3306/seata?serverTimezone=Asia/Shanghai
         user: root
         password: 123456
         min-conn: 5
         max-conn: 100
         global-table: global_table
         branch-table: branch_table
         lock-table: lock_table
         distributed-lock-table: distributed_lock
         query-limit: 100
         max-wait: 5000
     server:
       service-port: 8091 #If not configured, the default is '${server.port} + 1000'
       max-commit-retry-timeout: -1
       max-rollback-retry-timeout: -1
       rollback-retry-timeout-unlock-enable: false
       enable-check-auth: true
       enable-parallel-request-handle: true
       retry-dead-threshold: 130000
       xaer-nota-retry-timeout: 60000
       recovery:
         handle-all-session-period: 1000
       undo:
         log-save-days: 7
         log-delete-period: 86400000
       session:
         branch-async-queue-size: 5000 #branch async remove queue size
         enable-branch-async-remove: false #enable to asynchronous remove branchSession
     security:
       secretKey: SeataSecretKey0c382ef121d778043159209298fd40bf3850a017
       tokenValidityInMilliseconds: 1800000
       ignore:
         urls: /,/**/*.css,/**/*.js,/**/*.html,/**/*.map,/**/*.svg,/**/*.png,/**/*.ico,/console-fe/public/**,/api/v1/auth/login

2.  Nacos添加seataServer.properties

   transport.type=TCP
   transport.server=NIO
   transport.heartbeat=true
   transport.enableTmClientBatchSendRequest=false
   transport.enableRmClientBatchSendRequest=true
   transport.enableTcServerBatchSendResponse=false
   transport.rpcRmRequestTimeout=30000
   transport.rpcTmRequestTimeout=30000
   transport.rpcTcRequestTimeout=30000
   transport.threadFactory.bossThreadPrefix=NettyBoss
   transport.threadFactory.workerThreadPrefix=NettyServerNIOWorker
   transport.threadFactory.serverExecutorThreadPrefix=NettyServerBizHandler
   transport.threadFactory.shareBossWorker=false
   transport.threadFactory.clientSelectorThreadPrefix=NettyClientSelector
   transport.threadFactory.clientSelectorThreadSize=1
   transport.threadFactory.clientWorkerThreadPrefix=NettyClientWorkerThread
   transport.threadFactory.bossThreadSize=1
   transport.threadFactory.workerThreadSize=default
   transport.shutdown.wait=3
   transport.serialization=seata
   transport.compressor=none
   service.vgroupMapping.my_test_tx_group=default
   service.default.grouplist=127.0.0.1:8091
   service.enableDegrade=false
   service.disableGlobalTransaction=false
   client.rm.asyncCommitBufferLimit=10000
   client.rm.lock.retryInterval=10
   client.rm.lock.retryTimes=30
   client.rm.lock.retryPolicyBranchRollbackOnConflict=true
   client.rm.reportRetryCount=5
   client.rm.tableMetaCheckEnable=true
   client.rm.tableMetaCheckerInterval=60000
   client.rm.sqlParserType=druid
   client.rm.reportSuccessEnable=false
   client.rm.sagaBranchRegisterEnable=false
   client.rm.sagaJsonParser=fastjson
   client.rm.tccActionInterceptorOrder=-2147482648
   client.tm.commitRetryCount=5
   client.tm.rollbackRetryCount=5
   client.tm.defaultGlobalTransactionTimeout=60000
   client.tm.degradeCheck=false
   client.tm.degradeCheckAllowTimes=10
   client.tm.degradeCheckPeriod=2000
   client.tm.interceptorOrder=-2147482648
   client.undo.dataValidation=true
   client.undo.logSerialization=jackson
   client.undo.onlyCareUpdateColumns=true
   server.undo.logSaveDays=7
   server.undo.logDeletePeriod=86400000
   client.undo.logTable=undo_log
   client.undo.compress.enable=true
   client.undo.compress.type=zip
   client.undo.compress.threshold=64k
   tcc.fence.logTableName=tcc_fence_log
   tcc.fence.cleanPeriod=1h
   log.exceptionRate=100
   store.mode=db
   store.lock.mode=file
   store.session.mode=file
   store.file.dir=file_store/data
   store.file.maxBranchSessionSize=16384
   store.file.maxGlobalSessionSize=512
   store.file.fileWriteBufferCacheSize=16384
   store.file.flushDiskMode=async
   store.file.sessionReloadReadSize=100
   store.db.datasource=druid
   store.db.dbType=mysql
   store.db.driverClassName=com.mysql.cj.jdbc.Driver
   store.db.url=jdbc:mysql://127.0.0.1:3306/seata?serverTimezone=Asia/Shanghai
   store.db.user=root
   store.db.password=123456
   store.db.minConn=5
   store.db.maxConn=30
   store.db.globalTable=global_table
   store.db.branchTable=branch_table
   store.db.distributedLockTable=distributed_lock
   store.db.queryLimit=100
   store.db.lockTable=lock_table
   store.db.maxWait=5000
   store.redis.mode=single
   store.redis.single.host=127.0.0.1
   store.redis.single.port=6379
   store.redis.maxConn=10
   store.redis.minConn=1
   store.redis.maxTotal=100
   store.redis.database=0
   store.redis.queryLimit=100
   server.recovery.committingRetryPeriod=1000
   server.recovery.asynCommittingRetryPeriod=1000
   server.recovery.rollbackingRetryPeriod=1000
   server.recovery.timeoutRetryPeriod=1000
   server.maxCommitRetryTimeout=-1
   server.maxRollbackRetryTimeout=-1
   server.rollbackRetryTimeoutUnlockEnable=false
   server.distributedLockExpireTime=10000
   server.xaerNotaRetryTimeout=60000
   server.session.branchAsyncQueueSize=5000
   server.session.enableBranchAsyncRemove=false
   server.enableParallelRequestHandle=false
   metrics.enabled=false
   metrics.registryType=compact
   metrics.exporterList=prometheus
   metrics.exporterPrometheusPort=9898

   

3.  Seata数据库建表sql

   /*
   Navicat MySQL Data Transfer
   
   Source Server         : mysql
   Source Server Version : 80020
   Source Host           : localhost:3306
   Source Database       : seata
   
   Target Server Type    : MYSQL
   Target Server Version : 80020
   File Encoding         : 65001
   
   Date: 2022-07-27 18:35:46
   */
   
   SET FOREIGN_KEY_CHECKS=0;
   
   -- ----------------------------
   -- Table structure for `branch_table`
   -- ----------------------------
   DROP TABLE IF EXISTS `branch_table`;
   CREATE TABLE `branch_table` (
     `branch_id` bigint NOT NULL,
     `xid` varchar(128) NOT NULL,
     `transaction_id` bigint DEFAULT NULL,
     `resource_group_id` varchar(32) DEFAULT NULL,
     `resource_id` varchar(256) DEFAULT NULL,
     `branch_type` varchar(8) DEFAULT NULL,
     `status` tinyint DEFAULT NULL,
     `client_id` varchar(64) DEFAULT NULL,
     `application_data` varchar(2000) DEFAULT NULL,
     `gmt_create` datetime(6) DEFAULT NULL,
     `gmt_modified` datetime(6) DEFAULT NULL,
     PRIMARY KEY (`branch_id`),
     KEY `idx_xid` (`xid`)
   ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
   
   -- ----------------------------
   -- Records of branch_table
   -- ----------------------------
   
   -- ----------------------------
   -- Table structure for `global_table`
   -- ----------------------------
   DROP TABLE IF EXISTS `global_table`;
   CREATE TABLE `global_table` (
     `xid` varchar(128) NOT NULL,
     `transaction_id` bigint DEFAULT NULL,
     `status` tinyint NOT NULL,
     `application_id` varchar(32) DEFAULT NULL,
     `transaction_service_group` varchar(32) DEFAULT NULL,
     `transaction_name` varchar(128) DEFAULT NULL,
     `timeout` int DEFAULT NULL,
     `begin_time` bigint DEFAULT NULL,
     `application_data` varchar(2000) DEFAULT NULL,
     `gmt_create` datetime DEFAULT NULL,
     `gmt_modified` datetime DEFAULT NULL,
     PRIMARY KEY (`xid`),
     KEY `idx_gmt_modified_status` (`gmt_modified`,`status`),
     KEY `idx_transaction_id` (`transaction_id`)
   ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
   
   -- ----------------------------
   -- Records of global_table
   -- ----------------------------
   
   -- ----------------------------
   -- Table structure for `lock_table`
   -- ----------------------------
   DROP TABLE IF EXISTS `lock_table`;
   CREATE TABLE `lock_table` (
     `row_key` varchar(128) NOT NULL,
     `xid` varchar(96) DEFAULT NULL,
     `transaction_id` bigint DEFAULT NULL,
     `branch_id` bigint NOT NULL,
     `resource_id` varchar(256) DEFAULT NULL,
     `table_name` varchar(32) DEFAULT NULL,
     `pk` varchar(36) DEFAULT NULL,
     `gmt_create` datetime DEFAULT NULL,
     `gmt_modified` datetime DEFAULT NULL,
     PRIMARY KEY (`row_key`),
     KEY `idx_branch_id` (`branch_id`)
   ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
   
   -- ----------------------------
   -- Records of lock_table
   -- ----------------------------
   

4.  Seata控制台启动、访问
   启动Nacos并添加seataServer.properties配置，Mysql创建seata数据库并执行建表语句，双击seata-server.bat启动Seata服务，Seata服务启动后Nacos服务列表可以看到该服务， Seata控制台访问： http://localhost:7091，用户名和密码均为seata
   
   
5.  Seata分布式事务测试
   

   
   
       4.0.0
   
       com.seata
       seatatest
       pom
       1.0-SNAPSHOT
       
           seata-common
           seata-order
           seata-account
           seata-web
       
   
       
           UTF-8
           1.8
           1.8
           1.1.10
           Hoxton.SR8
           2.3.2.RELEASE
           2.2.4.RELEASE
           1.2.35
           3.6
           1.0-SNAPSHOT
           2.1.0
       
   
       
           
               
                   org.springframework.cloud
                   spring-cloud-dependencies
                   ${spring-cloud.version}
                   pom
                   import
               
               
                   org.springframework.boot
                   spring-boot-dependencies
                   ${springboot.version}
                   pom
                   import
               
               
                   com.alibaba.cloud
                   spring-cloud-alibaba-dependencies
                   ${springcloudalibaba.version}
                   pom
                   import
               
               
               
                   com.alibaba
                   druid
                   ${druid.version}
               
   
               
                   com.alibaba
                   fastjson
                   ${fastjson.version}
               
   
               
                   org.apache.commons
                   commons-lang3
                   ${commons-lang3.version}
               
   
               
                   com.seata
                   seata-common
                   ${seata-common.version}
               
   
               
                   org.mybatis.spring.boot
                   mybatis-spring-boot-starter
                   ${mybatis.version}
               
   
           
       
   
   
       
           
               
                   org.springframework.boot
                   spring-boot-maven-plugin
               
           
       
   
   
   

   
   
       
           seatatest
           com.seata
           1.0-SNAPSHOT
       
       4.0.0
   
       seata-common
   
       
   
           
                   com.alibaba.cloud
                    spring-cloud-starter-alibaba-seata
         
   
           
               com.alibaba.nacos
               nacos-client
               1.4.0
           
   
           
               org.springframework.boot
               spring-boot-starter-web
           
   
           
               org.springframework.boot
               spring-boot-starter-test
               test
           
   
           
               com.alibaba.cloud
               spring-cloud-starter-alibaba-nacos-discovery
           
   
           
               com.alibaba.cloud
               spring-cloud-starter-alibaba-nacos-config
           
   
           
               org.springframework.boot
               spring-boot-devtools
               runtime
               true
           
           
               mysql
               mysql-connector-java
               runtime
           
           
               org.projectlombok
               lombok
           
           
               org.springframework.boot
               spring-boot-starter-test
               test
           
   
           
               org.mybatis.spring.boot
               mybatis-spring-boot-starter
           
   
   
           
               com.alibaba
               druid
           
   
           
           
               org.springframework.boot
               spring-boot-starter-data-redis
           
           
           
               org.apache.commons
               commons-pool2
           
   
           
               com.alibaba
               fastjson
           
   
           
               commons-codec
               commons-codec
           
   
           
               org.apache.commons
               commons-lang3
           
   
       
   
   
   

   
   
       
           seatatest
           com.seata
           1.0-SNAPSHOT
       
       4.0.0
   
       seata-web
   
       
   
           
               com.seata
               seata-common
           
   
           
               org.springframework.cloud
               spring-cloud-starter-openfeign
           
   
       
   
   
   

   
   
       
           seatatest
           com.seata
           1.0-SNAPSHOT
       
       4.0.0
   
       seata-order
   
       
           
               com.seata
               seata-common
           
       
   
   
   

   
   
       
           seatatest
           com.seata
           1.0-SNAPSHOT
       
       4.0.0
   
       seata-account
   
       
           
               com.seata
               seata-common
           
       
   
   
   

   

   server:
     port: 8088
     servlet:
       context-path: /
   
   
   spring:
     cloud:
       nacos:
         discovery:
           server-addr: 127.0.0.1:8848
       alibaba:
         seata:
           tx-service-group: my_test_tx_group
     application:
       name: seata-web
   
   seata:
     service:
       vgroup-mapping:
         my_test_tx_group: default
       grouplist:
         default: 127.0.0.1:8091
       enable-degrade: false
       disable-global-transaction: false

   server:
     port: 8070
     servlet:
       context-path: /
   
   spring:
     datasource:
       type: com.alibaba.druid.pool.DruidDataSource
       driver-class-name: com.mysql.cj.jdbc.Driver
       url: jdbc:mysql://localhost:3306/db_account?serverTimezone=Asia/Shanghai
       username: root
       password: 123456
     cloud:
       nacos:
         discovery:
           server-addr: 127.0.0.1:8848
       alibaba:
         seata:
           tx-service-group: my_test_tx_group
     application:
       name: seata-account
   
   mybatis:
     mapper-locations: classpath:mybatis/mapper/*.xml
   
   #seata:
   #  config:
   #    type: nacos
   #    nacos:
   #      server-addr: 127.0.0.1:8848
   #      group: SEATA_GROUP
   #      namespace: ""
   #  registry:
   #    type: nacos
   #    nacos:
   #      application: seata-server
   #      server-addr: 127.0.0.1:8848
   #      group: SEATA_GROUP
   #      namespace: ""
   seata:
     service:
       vgroup-mapping:
         my_test_tx_group: default
       grouplist:
         default: 127.0.0.1:8091
       enable-degrade: false
       disable-global-transaction: false

   server:
     port: 8090
     servlet:
       context-path: /
   
   spring:
     datasource:
       type: com.alibaba.druid.pool.DruidDataSource
       driver-class-name: com.mysql.cj.jdbc.Driver
       url: jdbc:mysql://localhost:3306/db_order?serverTimezone=Asia/Shanghai
       username: root
       password: 123456
     cloud:
       nacos:
         discovery:
           server-addr: 127.0.0.1:8848
       alibaba:
         seata:
           tx-service-group: my_test_tx_group
     application:
       name: seata-order
   
   mybatis:
     mapper-locations: classpath:mybatis/mapper/*.xml
   
   seata:
     service:
       vgroup-mapping:
         my_test_tx_group: default
       grouplist:
         default: 127.0.0.1:8091
       enable-degrade: false
       disable-global-transaction: false
   
   

   
   

6.  Seata分布式事务回滚
   
   
   
   

https://blog.csdn.net/caoli201314?type=blog