🔥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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package main
import (
"os"
"time"
"github.com/yedf/dtm/dtmcli"
"github.com/yedf/dtm/dtmsvr"
"github.com/yedf/dtm/examples"
)
// M alias
type M = map[string]interface{}
func wait() {
for {
time.Sleep(10000 * time.Second)
}
}
func main() {
onlyServer := len(os.Args) > 1 && os.Args[1] == "dtmsvr"
if !onlyServer { // 实际线上运行,只启动dtmsvr,不准备table相关的数据
dtmsvr.PopulateDB(true)
}
dtmsvr.StartSvr() // 启动dtmsvr的api服务
go dtmsvr.CronExpiredTrans(-1) // 启动dtmsvr的定时过期查询
if onlyServer || len(os.Args) == 1 { // 没有参数,或者参数为dtmsvr,则不运行例子
wait()
}
// quick_start 比较独立,单独作为一个例子运行,方便新人上手
if len(os.Args) > 1 && (os.Args[1] == "quick_start" || os.Args[1] == "qs") {
examples.QsStartSvr()
examples.QsFireRequest()
wait()
}
// 下面是各类的例子
examples.PopulateDB(true)
app := examples.BaseAppStartup()
if os.Args[1] == "xa" { // 启动xa示例
examples.XaSetup(app)
examples.XaFireRequest()
} else if os.Args[1] == "saga" { // 启动saga示例
examples.SagaSetup(app)
examples.SagaFireRequest()
} else if os.Args[1] == "tcc" { // 启动tcc示例
examples.TccSetup(app)
examples.TccFireRequestNested()
} else if os.Args[1] == "msg" { // 启动msg示例
examples.MsgSetup(app)
examples.MsgFireRequest()
} else if os.Args[1] == "all" { // 运行所有示例
examples.SagaSetup(app)
examples.TccSetup(app)
examples.XaSetup(app)
examples.MsgSetup(app)
examples.SagaFireRequest()
examples.TccFireRequestNested()
examples.XaFireRequest()
examples.MsgFireRequest()
} else if os.Args[1] == "saga_barrier" {
examples.SagaBarrierAddRoute(app)
examples.SagaBarrierFireRequest()
} else if os.Args[1] == "tcc_barrier" {
examples.TccBarrierAddRoute(app)
examples.TccBarrierFireRequest()
} else {
dtmcli.LogRedf("unknown arg: %s", os.Args[1])
}
wait()
}