🔥A cross-language distributed transaction manager. Support xa, tcc, saga, transactional messages. 跨语言分布式事务管理器
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README.md

轻量级分布式事务管理服务

DTM 是一款跨语言的分布式事务管理方案,在各类微服务架构中,提供高性能和简单易用的分布式事务服务。

特色

跨语言

语言无关,任何语言实现了http方式的服务,都可以接入DTM,用来管理分布式事务

多种分布式事务协议支持

支持XA,TCC,SAGA

高可用

基于数据库实现,易集群化,已水平扩展

快速开始

安装

go get github.com/yedf/dtm

dtm依赖于mysql

使用已有的mysql:

cp conf.sample.yml conf.yml # 修改conf.yml

或者通过docker安装mysql

docker-compose -f compose.mysql.yml up

启动并运行saga示例

go run app/main.go

开始使用

使用

gid := common.GenGid() // 生成事务id
req := &gin.H{"amount": 30} // 微服务的负荷
// 生成dtm的saga对象
saga := dtm.SagaNew(DtmServer, gid).
  // 添加两个子事务
  Add(startBusi+"/TransOut", startBusi+"/TransOutCompensate", req).
  Add(startBusi+"/TransIn", startBusi+"/TransInCompensate", req)
  // 提交saga事务
err := saga.Commit()

完整示例

参考examples/quick_start.go

交流群

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