func (this *MigrationContext) GetThrottleControlReplicaKeys() *mysql.InstanceKeyMap {
this.throttleMutex.Lock()
defer this.throttleMutex.Unlock()
keys := mysql.NewInstanceKeyMap()
keys.AddKeys(this.throttleControlReplicaKeys.GetInstanceKeys())
return keys
}
func (this *MigrationContext) ReadThrottleControlReplicaKeys(throttleControlReplicas string) error {
keys := mysql.NewInstanceKeyMap()
if err := keys.ReadCommaDelimitedList(throttleControlReplicas); err != nil {
return err
}
this.throttleMutex.Lock()
defer this.throttleMutex.Unlock()
this.throttleControlReplicaKeys = keys
return nil
}
func newMigrationContext() *MigrationContext {
return &MigrationContext{
defaultNumRetries: 60,
ChunkSize: 1000,
InspectorConnectionConfig: mysql.NewConnectionConfig(),
ApplierConnectionConfig: mysql.NewConnectionConfig(),
MaxLagMillisecondsThrottleThreshold: 1500,
CutOverLockTimeoutSeconds: 3,
maxLoad: NewLoadMap(),
criticalLoad: NewLoadMap(),
throttleMutex: &sync.Mutex{},
throttleControlReplicaKeys: mysql.NewInstanceKeyMap(),
configMutex: &sync.Mutex{},
pointOfInterestTimeMutex: &sync.Mutex{},
ColumnRenameMap: make(map[string]string),
}
}
func (this *Inspector) getMasterConnectionConfig() (applierConfig *mysql.ConnectionConfig, err error) {
visitedKeys := mysql.NewInstanceKeyMap()
return mysql.GetMasterConnectionConfigSafe(this.connectionConfig, visitedKeys, this.migrationContext.AllowedMasterMaster)
}