Пример #1
0
func newBinlogPlayerController(ts topo.Server, vtClientFactory func() binlogplayer.VtClient, mysqld mysqlctl.MysqlDaemon, cell string, keyRange *topodatapb.KeyRange, sourceShard *topodatapb.Shard_SourceShard, dbName string) *BinlogPlayerController {
	blc := &BinlogPlayerController{
		ts:                ts,
		vtClientFactory:   vtClientFactory,
		mysqld:            mysqld,
		cell:              cell,
		keyRange:          keyRange,
		dbName:            dbName,
		sourceShard:       sourceShard,
		binlogPlayerStats: binlogplayer.NewStats(),
		healthCheck:       discovery.NewHealthCheck(*binlogplayer.BinlogPlayerConnTimeout, *retryDelay, *healthCheckTimeout),
	}
	blc.shardReplicationWatcher = discovery.NewShardReplicationWatcher(ts, blc.healthCheck, cell, sourceShard.Keyspace, sourceShard.Shard, *healthCheckTopologyRefresh, 5)
	return blc
}
Пример #2
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// newBinlogPlayerController instantiates a new BinlogPlayerController.
// Use Start() and Stop() to start and stop it.
// Once stopped, you should call Close() to stop and free resources e.g. the
// healthcheck instance.
func newBinlogPlayerController(ts topo.Server, vtClientFactory func() binlogplayer.VtClient, mysqld mysqlctl.MysqlDaemon, cell string, keyRange *topodatapb.KeyRange, sourceShard *topodatapb.Shard_SourceShard, dbName string) *BinlogPlayerController {
	healthCheck := discovery.NewHealthCheck(*binlogplayer.BinlogPlayerConnTimeout, *healthcheckRetryDelay, *healthCheckTimeout)
	return &BinlogPlayerController{
		ts:                ts,
		vtClientFactory:   vtClientFactory,
		mysqld:            mysqld,
		cell:              cell,
		keyRange:          keyRange,
		dbName:            dbName,
		sourceShard:       sourceShard,
		binlogPlayerStats: binlogplayer.NewStats(),
		// Note: healthCheck and shardReplicationWatcher remain active independent
		// of whether the BinlogPlayerController is Start()'d or Stop()'d.
		// Use Close() after Stop() to finally close them and free their resources.
		healthCheck:             healthCheck,
		shardReplicationWatcher: discovery.NewShardReplicationWatcher(ts, healthCheck, cell, sourceShard.Keyspace, sourceShard.Shard, *healthCheckTopologyRefresh, discovery.DefaultTopoReadConcurrency),
	}
}
Пример #3
0
func newBinlogPlayerController(ts topo.Server, vtClientFactory func() binlogplayer.VtClient, mysqld mysqlctl.MysqlDaemon, cell string, keyspaceIDType pb.KeyspaceIdType, keyRange *pb.KeyRange, sourceShard *pb.Shard_SourceShard, dbName string) *BinlogPlayerController {
	blc := &BinlogPlayerController{
		ts:                   ts,
		vtClientFactory:      vtClientFactory,
		mysqld:               mysqld,
		cell:                 cell,
		keyspaceIDType:       keyspaceIDType,
		keyRange:             keyRange,
		dbName:               dbName,
		sourceShard:          sourceShard,
		binlogPlayerStats:    binlogplayer.NewStats(),
		healthCheck:          discovery.NewHealthCheck(*binlogplayer.BinlogPlayerConnTimeout, *retryDelay),
		initialEndpointFound: make(chan struct{}),
	}
	blc.healthCheck.SetListener(blc)
	blc.shardReplicationWatcher = discovery.NewShardReplicationWatcher(ts, blc.healthCheck, cell, sourceShard.Keyspace, sourceShard.Shard, *healthcheckTopologyRefresh, 5)
	return blc
}