fix(dbm-services): dump schema ignore gtid #8355

dbm-services/mysql/db-tools/dbactuator/pkg/components/mysql/semantic_dump_schema.go

@@ -142,16 +142,20 @@ func (c *SemanticDumpSchemaComp) Init() (err error) {
 		logger.Error("获取version failed %s", err.Error())
 		return err
 	}
-	if cmutil.MySQLVersionParse(version) > cmutil.MySQLVersionParse("5.6.9") {
-		c.gtidPurgedOff = true
+	enableGtid, err := conn.IsEnableGtid()
+	if err != nil {
+		logger.Warn("获取gtid模式失败 %s", err.Error())
+		enableGtid = true
 	}
+	c.gtidPurgedOff = enableGtid
+
 	c.isSpider = strings.Contains(version, "tdbctl")
-	// 临时方案
-	if cmutil.FileExists("/home/mysql/dbbackup/mysqldump_x86_64") {
+	c.dumpCmd = path.Join(cst.MysqldInstallPath, "bin", "mysqldump")
+	if c.gtidPurgedOff {
+		c.useTmysqldump = false
+	} else if cmutil.FileExists("/home/mysql/dbbackup/mysqldump_x86_64") {
 		c.dumpCmd = "/home/mysql/dbbackup/mysqldump_x86_64"
 		c.useTmysqldump = true
-	} else {
-		c.dumpCmd = path.Join(cst.MysqldInstallPath, "bin", "mysqldump")
 	}
 	// to export the table structure from the central control
 	// you need to use the mysqldump that comes with the central control

dbm-services/mysql/db-tools/dbactuator/pkg/native/dbworker.go

@@ -351,6 +351,15 @@ func (h *DbWorker) SelectVersion() (version string, err error) {
 	return
 }
 
+// IsEnableGtid just enable gtid
+func (h *DbWorker) IsEnableGtid() (enables bool, err error) {
+	val, err := h.GetSingleGlobalVar("gtid_mode")
+	if err != nil {
+		return false, err
+	}
+	return strings.ToUpper(strings.TrimSpace(val)) == "ON", err
+}
+
 // HasTokudb 判断是否安装tokudb引擎
 func (h *DbWorker) HasTokudb() (has bool, err error) {
 	var engine string
@@ -598,6 +607,7 @@ type TableColumnDef struct {
 	ColType string
 }
 
+// TableColumnInfo TODO
 type TableColumnInfo map[string]TableColumnDef
 
 // TableSchema TODO