80 lines
1.8 KiB
Go
80 lines
1.8 KiB
Go
package dtmsvr
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import (
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"fmt"
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"time"
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"github.com/yedf/dtm/common"
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"gorm.io/gorm"
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)
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type M = map[string]interface{}
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var p2e = common.P2E
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var e2p = common.E2P
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type TransGlobalModel struct {
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common.ModelBase
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Gid string `json:"gid"`
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TransType string `json:"trans_type"`
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Data string `json:"data"`
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Status string `json:"status"`
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QueryPrepared string `json:"query_prepared"`
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CommitTime *time.Time
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FinishTime *time.Time
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RollbackTime *time.Time
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}
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func (*TransGlobalModel) TableName() string {
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return "trans_global"
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}
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func (t *TransGlobalModel) touch(db *common.MyDb) *gorm.DB {
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writeTransLog(t.Gid, "touch trans", "", "", "")
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return db.Model(&TransGlobalModel{}).Where("gid=?", t.Gid).Update("gid", t.Gid) // 更新update_time，避免被定时任务再次
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}
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func (t *TransGlobalModel) saveStatus(db *common.MyDb, status string) *gorm.DB {
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writeTransLog(t.Gid, "step change", status, "", "")
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dbr := db.Must().Model(t).Where("status=?", t.Status).Updates(M{
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"status": status,
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"finish_time": time.Now(),
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})
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checkAffected(dbr)
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t.Status = status
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return dbr
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}
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type TransBranchModel struct {
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common.ModelBase
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Gid string
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Url string
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Data string
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Branch string
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BranchType string
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Status string
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FinishTime *time.Time
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RollbackTime *time.Time
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}
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func (*TransBranchModel) TableName() string {
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return "trans_branch"
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}
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func (t *TransBranchModel) saveStatus(db *common.MyDb, status string) *gorm.DB {
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writeTransLog(t.Gid, "step change", status, t.Branch, "")
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dbr := db.Must().Model(t).Where("status=?", t.Status).Updates(M{
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"status": status,
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"finish_time": time.Now(),
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})
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checkAffected(dbr)
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t.Status = status
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return dbr
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}
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func checkAffected(db1 *gorm.DB) {
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if db1.RowsAffected == 0 {
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panic(fmt.Errorf("duplicate updating"))
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}
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}
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