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Beego/pkg/adapter/session/mysql/sess_mysql.go

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2020-09-03 15:36:09 +00:00
// Copyright 2014 beego Author. 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 mysql for session provider
//
// depends on github.com/go-sql-driver/mysql:
//
// go install github.com/go-sql-driver/mysql
//
// mysql session support need create table as sql:
// CREATE TABLE `session` (
// `session_key` char(64) NOT NULL,
// `session_data` blob,
// `session_expiry` int(11) unsigned NOT NULL,
// PRIMARY KEY (`session_key`)
// ) ENGINE=MyISAM DEFAULT CHARSET=utf8;
//
// Usage:
// import(
// _ "github.com/astaxie/beego/session/mysql"
// "github.com/astaxie/beego/session"
// )
//
// func init() {
// globalSessions, _ = session.NewManager("mysql", ``{"cookieName":"gosessionid","gclifetime":3600,"ProviderConfig":"[username[:password]@][protocol[(address)]]/dbname[?param1=value1&...&paramN=valueN]"}``)
// go globalSessions.GC()
// }
//
// more docs: http://beego.me/docs/module/session.md
package mysql
import (
"context"
"net/http"
"github.com/astaxie/beego/pkg/adapter/session"
"github.com/astaxie/beego/pkg/infrastructure/session/mysql"
// import mysql driver
_ "github.com/go-sql-driver/mysql"
)
var (
// TableName store the session in MySQL
TableName = mysql.TableName
mysqlpder = &Provider{}
)
// SessionStore mysql session store
type SessionStore mysql.SessionStore
// Set value in mysql session.
// it is temp value in map.
func (st *SessionStore) Set(key, value interface{}) error {
return (*mysql.SessionStore)(st).Set(context.Background(), key, value)
}
// Get value from mysql session
func (st *SessionStore) Get(key interface{}) interface{} {
return (*mysql.SessionStore)(st).Get(context.Background(), key)
}
// Delete value in mysql session
func (st *SessionStore) Delete(key interface{}) error {
return (*mysql.SessionStore)(st).Delete(context.Background(), key)
}
// Flush clear all values in mysql session
func (st *SessionStore) Flush() error {
return (*mysql.SessionStore)(st).Flush(context.Background())
}
// SessionID get session id of this mysql session store
func (st *SessionStore) SessionID() string {
return (*mysql.SessionStore)(st).SessionID(context.Background())
}
// SessionRelease save mysql session values to database.
// must call this method to save values to database.
func (st *SessionStore) SessionRelease(w http.ResponseWriter) {
(*mysql.SessionStore)(st).SessionRelease(context.Background(), w)
}
// Provider mysql session provider
type Provider mysql.Provider
// SessionInit init mysql session.
// savepath is the connection string of mysql.
func (mp *Provider) SessionInit(maxlifetime int64, savePath string) error {
return (*mysql.Provider)(mp).SessionInit(context.Background(), maxlifetime, savePath)
}
// SessionRead get mysql session by sid
func (mp *Provider) SessionRead(sid string) (session.Store, error) {
s, err := (*mysql.Provider)(mp).SessionRead(context.Background(), sid)
return session.CreateNewToOldStoreAdapter(s), err
}
// SessionExist check mysql session exist
func (mp *Provider) SessionExist(sid string) bool {
res, _ := (*mysql.Provider)(mp).SessionExist(context.Background(), sid)
return res
}
// SessionRegenerate generate new sid for mysql session
func (mp *Provider) SessionRegenerate(oldsid, sid string) (session.Store, error) {
s, err := (*mysql.Provider)(mp).SessionRegenerate(context.Background(), oldsid, sid)
return session.CreateNewToOldStoreAdapter(s), err
}
// SessionDestroy delete mysql session by sid
func (mp *Provider) SessionDestroy(sid string) error {
return (*mysql.Provider)(mp).SessionDestroy(context.Background(), sid)
}
// SessionGC delete expired values in mysql session
func (mp *Provider) SessionGC() {
(*mysql.Provider)(mp).SessionGC(context.Background())
}
// SessionAll count values in mysql session
func (mp *Provider) SessionAll() int {
return (*mysql.Provider)(mp).SessionAll(context.Background())
}