Adding SQL settings to admin console

store/sql_store.go

@@ -50,11 +50,18 @@ func NewSqlStore() Store {
 		utils.Cfg.SqlSettings.DataSource, utils.Cfg.SqlSettings.MaxIdleConns,
 		utils.Cfg.SqlSettings.MaxOpenConns, utils.Cfg.SqlSettings.Trace)
 
-	sqlStore.replicas = make([]*gorp.DbMap, len(utils.Cfg.SqlSettings.DataSourceReplicas))
-	for i, replica := range utils.Cfg.SqlSettings.DataSourceReplicas {
-		sqlStore.replicas[i] = setupConnection(fmt.Sprintf("replica-%v", i), utils.Cfg.SqlSettings.DriverName, replica,
+	if len(utils.Cfg.SqlSettings.DataSourceReplicas) == 0 {
+		sqlStore.replicas = make([]*gorp.DbMap, 1)
+		sqlStore.replicas[0] = setupConnection(fmt.Sprintf("replica-%v", 0), utils.Cfg.SqlSettings.DriverName, utils.Cfg.SqlSettings.DataSource,
 			utils.Cfg.SqlSettings.MaxIdleConns, utils.Cfg.SqlSettings.MaxOpenConns,
 			utils.Cfg.SqlSettings.Trace)
+	} else {
+		sqlStore.replicas = make([]*gorp.DbMap, len(utils.Cfg.SqlSettings.DataSourceReplicas))
+		for i, replica := range utils.Cfg.SqlSettings.DataSourceReplicas {
+			sqlStore.replicas[i] = setupConnection(fmt.Sprintf("replica-%v", i), utils.Cfg.SqlSettings.DriverName, replica,
+				utils.Cfg.SqlSettings.MaxIdleConns, utils.Cfg.SqlSettings.MaxOpenConns,
+				utils.Cfg.SqlSettings.Trace)
+		}
 	}
 
 	schemaVersion := sqlStore.GetCurrentSchemaVersion()