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33 lines
1.1 KiB
33 lines
1.1 KiB
package examples
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import (
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"github.com/yedf/dtm/dtmcli"
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)
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func init() {
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addSample("saga", func() string {
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dtmcli.Logf("a saga busi transaction begin")
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req := &TransReq{Amount: 30}
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saga := dtmcli.NewSaga(DtmServer, dtmcli.MustGenGid(DtmServer)).
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Add(Busi+"/TransOut", Busi+"/TransOutRevert", req).
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Add(Busi+"/TransIn", Busi+"/TransInRevert", req)
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dtmcli.Logf("saga busi trans submit")
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err := saga.Submit()
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dtmcli.Logf("result gid is: %s", saga.Gid)
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dtmcli.FatalIfError(err)
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return saga.Gid
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})
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addSample("saga_wait", func() string {
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dtmcli.Logf("a saga busi transaction begin")
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req := &TransReq{Amount: 30}
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saga := dtmcli.NewSaga(DtmServer, dtmcli.MustGenGid(DtmServer)).
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Add(Busi+"/TransOut", Busi+"/TransOutRevert", req).
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Add(Busi+"/TransIn", Busi+"/TransInRevert", req)
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saga.WaitResult = true // 设置为等待结果模式，后面的submit调用，会等待服务器处理这个事务。如果Submit正常返回，那么整个全局事务已成功完成
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err := saga.Submit()
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dtmcli.Logf("result gid is: %s", saga.Gid)
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dtmcli.FatalIfError(err)
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return saga.Gid
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})
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}
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