java nacos + seata

seata 服务端包 seata-server-1.2.0.tar
链接: https://pan.baidu.com/s/17QF4uOLfZHYG6pacwB7gwA 提取码: wmvu
可以参考的
https://github.com/hanlinshuai/springcloud2020
官网

https://seata.io/zh-cn/docs/user/quickstart.html

Seata-Server安装

https://www.jianshu.com/p/2859b40f0fc4

https://www.cnblogs.com/unrecognized/p/13910814.html

https://www.cnblogs.com/zjdxr-up/p/15221388.html

https://blog.csdn.net/CJG753951/article/details/109233010

https://blog.csdn.net/qq_34775355/article/details/108587949

https://blog.csdn.net/qq_34775355/article/details/108587949

https://blog.csdn.net/qq_36476972/article/details/105842611?utm_medium=distribute.pc_relevant.none-task-blog-2_defaultbaidujs_title~default-0.pc_relevant_default&spm=1001.2101.3001.4242.1&utm_relevant_index=3

https://github.com/seata/seata/blob/develop/script/server/db/mysql.sql

Seata数据库配置, 创建表

-- the table to store GlobalSession data
drop table if exists `global_table`;
create table `global_table` (
  `xid` varchar(128)  not null,
  `transaction_id` bigint,
  `status` tinyint not null,
  `application_id` varchar(32),
  `transaction_service_group` varchar(32),
  `transaction_name` varchar(128),
  `timeout` int,
  `begin_time` bigint,
  `application_data` varchar(2000),
  `gmt_create` datetime,
  `gmt_modified` datetime,
  primary key (`xid`),
  key `idx_gmt_modified_status` (`gmt_modified`, `status`),
  key `idx_transaction_id` (`transaction_id`)
);

-- the table to store BranchSession data
drop table if exists `branch_table`;
create table `branch_table` (
  `branch_id` bigint not null,
  `xid` varchar(128) not null,
  `transaction_id` bigint ,
  `resource_group_id` varchar(32),
  `resource_id` varchar(256) ,
  `lock_key` varchar(128) ,
  `branch_type` varchar(8) ,
  `status` tinyint,
  `client_id` varchar(64),
  `application_data` varchar(2000),
  `gmt_create` datetime,
  `gmt_modified` datetime,
  primary key (`branch_id`),
  key `idx_xid` (`xid`)
);

-- the table to store lock data
drop table if exists `lock_table`;
create table `lock_table` (
  `row_key` varchar(128) not null,
  `xid` varchar(96),
  `transaction_id` long ,
  `branch_id` long,
  `resource_id` varchar(256) ,
  `table_name` varchar(32) ,
  `pk` varchar(36) ,
  `gmt_create` datetime ,
  `gmt_modified` datetime,
  primary key(`row_key`)
);

//其他各服务数据库添加undo_log表
drop table `undo_log`;
CREATE TABLE `undo_log` (
  `id` bigint(20) NOT NULL AUTO_INCREMENT,
  `branch_id` bigint(20) NOT NULL,
  `xid` varchar(100) NOT NULL,
  `context` varchar(128) NOT NULL,
  `rollback_info` longblob NOT NULL,
  `log_status` int(11) NOT NULL,
  `log_created` datetime NOT NULL,
  `log_modified` datetime NOT NULL,
  `ext` varchar(100) DEFAULT NULL,
  PRIMARY KEY (`id`),
  UNIQUE KEY `ux_undo_log` (`xid`,`branch_id`)
) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;

我的是nacos集群
修改文件开始

file.conf

## transaction log store, only used in seata-server
store {
  ## store mode: file、db
  mode = "db"

  ## file store property
  file {
    ## store location dir
    dir = "sessionStore"
    # branch session size , if exceeded first try compress lockkey, still exceeded throws exceptions
    maxBranchSessionSize = 16384
    # globe session size , if exceeded throws exceptions
    maxGlobalSessionSize = 512
    # file buffer size , if exceeded allocate new buffer
    fileWriteBufferCacheSize = 16384
    # when recover batch read size
    sessionReloadReadSize = 100
    # async, sync
    flushDiskMode = async
  }

  ## database store property
  db {
    ## the implement of javax.sql.DataSource, such as DruidDataSource(druid)/BasicDataSource(dbcp) etc.
    datasource = "dbcp"
    ## mysql/oracle/postgresql/h2/oceanbase etc.
    dbType = "mysql"
    driverClassName = "com.mysql.jdbc.Driver"
    url = "jdbc:mysql://127.0.0.1:3306/seata"
    user = "mysql"
    password = "yeyang123"
    minConn = 5
    maxConn = 30
    globalTable = "global_table"
    branchTable = "branch_table"
    lockTable = "lock_table"
    queryLimit = 100
    maxWait = 5000
  }
}

file.conf.example

transport {
  # tcp udt unix-domain-socket
  type = "TCP"
  #NIO NATIVE
  server = "NIO"
  #enable heartbeat
  heartbeat = true
  # the client batch send request enable
  enableClientBatchSendRequest = false
  #thread factory for netty
  threadFactory {
    bossThreadPrefix = "NettyBoss"
    workerThreadPrefix = "NettyServerNIOWorker"
    serverExecutorThreadPrefix = "NettyServerBizHandler"
    shareBossWorker = false
    clientSelectorThreadPrefix = "NettyClientSelector"
    clientSelectorThreadSize = 1
    clientWorkerThreadPrefix = "NettyClientWorkerThread"
    # netty boss thread size,will not be used for UDT
    bossThreadSize = 1
    #auto default pin or 8
    workerThreadSize = "default"
  }
  shutdown {
    # when destroy server, wait seconds
    wait = 3
  }
  serialization = "seata"
  compressor = "none"
}

## transaction log store, only used in server side
store {
  ## store mode: file、db
  mode = "db"
  ## file store property
  file {
    ## store location dir
    dir = "sessionStore"
    # branch session size , if exceeded first try compress lockkey, still exceeded throws exceptions
    maxBranchSessionSize = 16384
    # globe session size , if exceeded throws exceptions
    maxGlobalSessionSize = 512
    # file buffer size , if exceeded allocate new buffer
    fileWriteBufferCacheSize = 16384
    # when recover batch read size
    sessionReloadReadSize = 100
    # async, sync
    flushDiskMode = async
  }

  ## database store property
  db {
    ## the implement of javax.sql.DataSource, such as DruidDataSource(druid)/BasicDataSource(dbcp) etc.
    datasource = "druid"
    ## mysql/oracle/postgresql/h2/oceanbase etc.
    dbType = "mysql"
    driverClassName = "com.mysql.jdbc.Driver"
    url = "jdbc:mysql://127.0.0.1:3306/seata"
    user = "root"
    password = "yeyang123"
    minConn = 5
    maxConn = 30
    globalTable = "global_table"
    branchTable = "branch_table"
    lockTable = "lock_table"
    queryLimit = 100
  }
}
## server configuration, only used in server side
server {
  recovery {
    #schedule committing retry period in milliseconds
    committingRetryPeriod = 1000
    #schedule asyn committing retry period in milliseconds
    asynCommittingRetryPeriod = 1000
    #schedule rollbacking retry period in milliseconds
    rollbackingRetryPeriod = 1000
    #schedule timeout retry period in milliseconds
    timeoutRetryPeriod = 1000
  }
  undo {
    logSaveDays = 7
    #schedule delete expired undo_log in milliseconds
    logDeletePeriod = 86400000
  }
  #unit ms,s,m,h,d represents milliseconds, seconds, minutes, hours, days, default permanent
  maxCommitRetryTimeout = "-1"
  maxRollbackRetryTimeout = "-1"
  rollbackRetryTimeoutUnlockEnable = false
}

## metrics configuration, only used in server side
metrics {
  enabled = false
  registryType = "compact"
  # multi exporters use comma divided
  exporterList = "prometheus"
  exporterPrometheusPort = 9898
}

registry

registry {
  # file 、nacos 、eureka、redis、zk、consul、etcd3、sofa
  type = "nacos"

  nacos {
    application = "seata-server"
    serverAddr = "121.37.183.72:8848,123.60.66.20:8848"
    namespace = ""
    cluster = "default"
    username = ""
    password = ""
  }
  eureka {
    serviceUrl = "http://localhost:8761/eureka"
    application = "default"
    weight = "1"
  }
  redis {
    serverAddr = "localhost:6379"
    db = 0
    password = ""
    cluster = "default"
    timeout = 0
  }
  zk {
    cluster = "default"
    serverAddr = "127.0.0.1:2181"
    sessionTimeout = 6000
    connectTimeout = 2000
    username = ""
    password = ""
  }
  consul {
    cluster = "default"
    serverAddr = "127.0.0.1:8500"
  }
  etcd3 {
    cluster = "default"
    serverAddr = "http://localhost:2379"
  }
  sofa {
    serverAddr = "127.0.0.1:9603"
    application = "default"
    region = "DEFAULT_ZONE"
    datacenter = "DefaultDataCenter"
    cluster = "default"
    group = "SEATA_GROUP"
    addressWaitTime = "3000"
  }
  file {
    name = "file.conf"
  }
}

config {
  # file、nacos 、apollo、zk、consul、etcd3
  type = "nacos"

  nacos {
    serverAddr = "121.37.183.72:8848,123.60.66.20:8848"
    namespace = ""
    group = "DEFAULT_GROUP"
    username = ""
    password = ""
  }
  consul {
    serverAddr = "127.0.0.1:8500"
  }
  apollo {
    appId = "seata-server"
    apolloMeta = "http://192.168.1.204:8801"
    namespace = "application"
  }
  zk {
    serverAddr = "127.0.0.1:2181"
    sessionTimeout = 6000
    connectTimeout = 2000
    username = ""
    password = ""
  }
  etcd3 {
    serverAddr = "http://localhost:2379"
  }
  file {
    name = "file.conf"
  }
}

java代码开始

application.yml

server:
  port: 7000
spring:
  application:
    name: feign-producer-1 # 服务名称
  cloud:
    nacos:
      server-addr: 121.37.183.72:8848,123.60.66.20:8848 # nacos 地址 server-addr: 127.0.0.1:8818,127.0.0.1:8828,127.0.0.1:8838
      discovery:
        username: nacos
        password: nacos
        namespace: public
  datasource:
    druid:
      driver-class-name: com.mysql.cj.jdbc.Driver
      url: jdbc:mysql://localhost:3306/blog?serverTimezone=UTC
      username: root
      password: yeyang123
seata:
  application-id: ${spring.application.name} # Seata 应用名称，默认使用 ${spring.application.name}
  tx-service-group: default # Seata 事务组, 高版本没找到相关配置, 是否可配置未知 选用默认default
  # 服务配置项
  service:
    # 虚拟组和分组的映射 1.0.0以上好像将vgroup-mapping 改为 vgroupMapping, 此处是否影响未测试
    vgroupMapping:
      # 此处Key对应 tx-service-group 的 Value, 此处 value 默认 default
      default: default

pom

    4.0.0
    
        feign
        com.open.server.feign
        0.0.1-SNAPSHOT
    
    com.server
    myseata
    0.0.1-SNAPSHOT
    3-feign
    Demo project for Spring Boot
    
        1.8
    
    








        
            org.springframework.boot
            spring-boot-starter
        
        
        
            com.alibaba.cloud
            spring-cloud-starter-alibaba-nacos-discovery
        
        
            org.springframework.boot
            spring-boot-starter-data-jdbc
        
        
        
            com.alibaba.cloud
            spring-cloud-starter-alibaba-seata
            2.2.1.RELEASE
            
                
                    io.seata
                    seata-all
                
                
                    io.seata
                    seata-spring-boot-starter
                
            
        
        
            io.seata
            seata-spring-boot-starter
            1.2.0
        



        
            org.springframework.boot
            spring-boot-starter-test
            test
        

        

        
            org.projectlombok
            lombok
        
        
            org.freemarker
            freemarker
            2.3.28
            compile
        
        
            mysql
            mysql-connector-java
            8.0.21
            runtime
        
        
            com.alibaba
            druid-spring-boot-starter
            1.2.6
        
        
        
            com.baomidou
            mybatis-plus-boot-starter
            3.3.1.tmp
        
        
        
            org.mybatis.generator
            mybatis-generator-core
            1.3.6
        
        
            com.baomidou
            mybatis-plus-generator
            3.3.1.tmp
        
        
        
        
            org.springframework.boot
            spring-boot-starter-web
        


    

    
        
            
                org.springframework.boot
                spring-boot-maven-plugin
            
        
    

父级pom

4.0.0

    feign
    com.open.server.feign
    0.0.1-SNAPSHOT
    pom


    feign1
    feign2
    1-feign
    2-feign
    3-feign
    file
    oss
    qiniu-cunchu
    qiniu-sms
    snow
    4-feign


    
        1.8
        
        2.2.1.RELEASE
        2.3.11.RELEASE
        Hoxton.SR8
    

    
        
        
            org.springframework.boot
            spring-boot-starter
        

        
            org.springframework.boot
            spring-boot-starter-web
        
        
        
            org.springframework.boot
            spring-boot-starter-test
            test
            
                
                    org.junit.vintage
                    junit-vintage-engine
                
            
        
    

    
        
        
            
                com.alibaba.cloud
                spring-cloud-alibaba-dependencies
                ${spring.cloud.alibaba.version}
                pom
                import
            

            
            
                org.springframework.boot
                spring-boot-starter-parent
                ${spring.boot.version}
                pom
                import
            


            
            
                org.springframework.cloud
                spring-cloud-dependencies
                ${spring.cloud.version}
                pom
                import
            
            
                org.projectlombok
                lombok
                1.18.22
            
            
            
            
                com.alibaba
                druid-spring-boot-starter
                1.2.6
            
        
    

    
        
            
                org.springframework.boot
                spring-boot-maven-plugin
            
        
    

nacos 服务端展示

122222.jpg