Add LogLevel in BinLogSyncerConfig (go-mysql-org#129)

Author: b13f

replication/binlogsyncer.go

@@ -52,6 +52,8 @@ type BinlogSyncerConfig struct {
 // Use replication.Time structure for timestamp and datetime.
 // We will use Local location for timestamp and UTC location for datatime.
 ParseTime bool
+
+LogLevel string
 }
 
 // BinlogSyncer syncs binlog event from server.
@@ -76,6 +78,11 @@ type BinlogSyncer struct {
 
 // NewBinlogSyncer creates the BinlogSyncer with cfg.
 func NewBinlogSyncer(cfg *BinlogSyncerConfig) *BinlogSyncer {
+if cfg.LogLevel == "" {
+cfg.LogLevel = "info"
+}
+log.SetLevelByString(cfg.LogLevel)
+
 log.Infof("create BinlogSyncer with config %v", cfg)
 
 b := new(BinlogSyncer)