136 lines
2.7 KiB
Go
136 lines
2.7 KiB
Go
// Copyright 2023 The casbin Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package object
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import (
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"fmt"
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"runtime"
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"github.com/astaxie/beego"
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_ "github.com/go-sql-driver/mysql"
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"xorm.io/xorm"
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)
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var adapter *Adapter
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func InitConfig() {
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err := beego.LoadAppConfig("ini", "../conf/app.conf")
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if err != nil {
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panic(err)
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}
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InitAdapter()
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}
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func InitAdapter() {
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adapter = NewAdapter(beego.AppConfig.String("driverName"), beego.AppConfig.String("dataSourceName"))
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}
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// Adapter represents the MySQL adapter for policy storage.
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type Adapter struct {
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driverName string
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dataSourceName string
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engine *xorm.Engine
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}
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// finalizer is the destructor for Adapter.
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func finalizer(a *Adapter) {
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err := a.engine.Close()
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if err != nil {
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panic(err)
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}
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}
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// NewAdapter is the constructor for Adapter.
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func NewAdapter(driverName string, dataSourceName string) *Adapter {
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a := &Adapter{}
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a.driverName = driverName
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a.dataSourceName = dataSourceName
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// Open the DB, create it if not existed.
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a.open()
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// Call the destructor when the object is released.
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runtime.SetFinalizer(a, finalizer)
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return a
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}
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func (a *Adapter) createDatabase() error {
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engine, err := xorm.NewEngine(a.driverName, a.dataSourceName)
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if err != nil {
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return err
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}
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defer engine.Close()
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_, err = engine.Exec(fmt.Sprintf("CREATE DATABASE IF NOT EXISTS %s default charset utf8 COLLATE utf8_general_ci", beego.AppConfig.String("dbName")))
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if err != nil {
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return err
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}
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return nil
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}
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func (a *Adapter) open() {
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if err := a.createDatabase(); err != nil {
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panic(err)
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}
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engine, err := xorm.NewEngine(a.driverName, a.dataSourceName+beego.AppConfig.String("dbName"))
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if err != nil {
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panic(err)
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}
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a.engine = engine
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a.createTable()
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}
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func (a *Adapter) close() {
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a.engine.Close()
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a.engine = nil
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}
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func (a *Adapter) createTable() {
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err := a.engine.Sync2(new(Wordset))
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if err != nil {
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panic(err)
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}
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err = a.engine.Sync2(new(Vectorset))
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if err != nil {
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panic(err)
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}
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err = a.engine.Sync2(new(Video))
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if err != nil {
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panic(err)
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}
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err = a.engine.Sync2(new(Store))
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if err != nil {
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panic(err)
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}
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err = a.engine.Sync2(new(Provider))
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if err != nil {
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panic(err)
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}
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err = a.engine.Sync2(new(Chat))
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if err != nil {
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panic(err)
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}
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}
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