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ci: support MySQL data sync (#2443)

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* feat: support tool for mysql master-slave sync

* feat: support mysql master-master sync

* feat: improve log

* feat: improve code

* fix: fix bug when len(res) ==0

* fix: fix bug when len(res) ==0

* feat: support master-slave sync

* feat: add deleteSlaveUser for TestStopMasterSlaveSync

* feat: add deleteSlaveUser for TestStopMasterSlaveSync
This commit is contained in:
haiwu
2023-10-31 21:00:09 +08:00
committed by GitHub
parent 49c6ce2221
commit b285144a64
5 changed files with 425 additions and 0 deletions
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84
sync_v2/slave.go Normal file
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// Copyright 2023 The Casdoor Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package sync_v2
import "log"
// slaveStatus shows slave status
func slaveStatus(slavedb *Database) {
res := slavedb.exec("show slave status")
if len(res) == 0 {
log.Printf("no slave status for slave [%v:%v]\n", slavedb.host, slavedb.port)
return
}
log.Println("*****check slave status*****")
log.Println("slave:", slavedb.host, ":", slavedb.port)
masterServerId := res[0]["Master_Server_Id"]
log.Println("master server id:", masterServerId)
lastError := res[0]["Last_Error"]
log.Println("last error:", lastError) // this should be empty
lastIoError := res[0]["Last_IO_Error"]
log.Println("last io error:", lastIoError) // this should be empty
slaveIoState := res[0]["Slave_IO_State"]
log.Println("slave io state:", slaveIoState)
slaveIoRunning := res[0]["Slave_IO_Running"]
log.Println("slave io running:", slaveIoRunning) // this should be Yes
slaveSqlRunning := res[0]["Slave_SQL_Running"]
log.Println("slave sql running:", slaveSqlRunning) // this should be Yes
slaveSqlRunningState := res[0]["Slave_SQL_Running_State"]
log.Println("slave sql running state:", slaveSqlRunningState)
slaveSecondsBehindMaster := res[0]["Seconds_Behind_Master"]
log.Println("seconds behind master:", slaveSecondsBehindMaster) // this should be 0, if not, it means the slave is behind the master
log.Println("slave status:", res)
log.Println("****************************")
}
// stopSlave stops slave
func stopSlave(slavedb *Database) {
defer func() {
if err := recover(); err != nil {
log.Fatalln(err)
}
}()
slavedb.exec("stop slave")
slaveStatus(slavedb)
}
// startSlave starts slave
func startSlave(masterdb *Database, slavedb *Database) {
res := make([]map[string]string, 0)
defer func() {
if err := recover(); err != nil {
log.Fatalln(err)
}
}()
stopSlave(slavedb)
// get the info about master
res = masterdb.exec("show master status")
if len(res) == 0 {
log.Println("no master status")
return
}
pos := res[0]["Position"]
file := res[0]["File"]
log.Println("file:", file, ", position:", pos, ", master status:", res)
res = slavedb.exec("stop slave")
res = slavedb.exec(
"change master to master_host='%v', master_port=%v, master_user='%v', master_password='%v', master_log_file='%v', master_log_pos=%v;",
masterdb.host, masterdb.port, masterdb.slaveUser, masterdb.slavePassword, file, pos,
)
res = slavedb.exec("start slave")
slaveStatus(slavedb)
}