devops tenant api

Signed-off-by: runzexia <runzexia@yunify.com>

pkg/simple/client/mysql/dbclient.go

@@ -1,60 +0,0 @@
-/*
-
- Copyright 2019 The KubeSphere Authors.
-
- 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
-
-import (
-	"flag"
-	"log"
-	"os"
-	"os/signal"
-	"sync"
-	"syscall"
-
-	_ "github.com/go-sql-driver/mysql"
-	"github.com/jinzhu/gorm"
-)
-
-var (
-	dbClientOnce sync.Once
-	dbClient     *gorm.DB
-	dsn          string
-)
-
-func init() {
-	flag.StringVar(&dsn, "database-connection", "root@tcp(localhost:3306)/kubesphere?charset=utf8&parseTime=True", "data source name")
-}
-
-func Client() *gorm.DB {
-	dbClientOnce.Do(func() {
-		var err error
-		dbClient, err = gorm.Open("mysql", dsn)
-		if err != nil {
-			log.Fatalln(err)
-		}
-		c := make(chan os.Signal, 0)
-		signal.Notify(c, os.Interrupt, syscall.SIGTERM)
-		go func() {
-			<-c
-			dbClient.Close()
-		}()
-	})
-
-	return dbClient
-
-}