ci: support MySQL data sync (#2443)

* feat: support tool for mysql master-slave sync

* feat: support mysql master-master sync

* feat: improve log

* feat: improve code

* fix: fix bug when len(res) ==0

* fix: fix bug when len(res) ==0

* feat: support master-slave sync

* feat: add deleteSlaveUser for TestStopMasterSlaveSync

* feat: add deleteSlaveUser for TestStopMasterSlaveSync

sync_v2/db.go

@@ -0,0 +1,70 @@
+// Copyright 2023 The Casdoor Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package sync_v2
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/xorm-io/xorm"
+)
+
+type Database struct {
+	host          string
+	port          int
+	database      string
+	username      string
+	password      string
+	slaveUser     string
+	slavePassword string
+	engine        *xorm.Engine
+}
+
+func (db *Database) exec(format string, args ...interface{}) []map[string]string {
+	sql := fmt.Sprintf(format, args...)
+	res, err := db.engine.QueryString(sql)
+	if err != nil {
+		panic(err)
+	}
+	return res
+}
+
+func createEngine(dataSourceName string) (*xorm.Engine, error) {
+	engine, err := xorm.NewEngine("mysql", dataSourceName)
+	if err != nil {
+		return nil, err
+	}
+
+	// ping mysql
+	err = engine.Ping()
+	if err != nil {
+		return nil, err
+	}
+
+	engine.ShowSQL(true)
+	log.Println("mysql connection success")
+	return engine, nil
+}
+
+func newDatabase(db *Database) *Database {
+	dataSourceName := fmt.Sprintf("%s:%s@tcp(%s:%d)/%s", db.username, db.password, db.host, db.port, db.database)
+	engine, err := createEngine(dataSourceName)
+	if err != nil {
+		panic(err)
+	}
+
+	db.engine = engine
+	return db
+}