potato/initialize/gorm.go

72 lines
1.9 KiB
Go

/*
* @Date: 2021-03-22 10:12:38
* @LastEditors: viletyy
* @LastEditTime: 2021-03-23 09:49:41
* @FilePath: /potato/initialize/gorm.go
*/
package initialize
import (
"fmt"
"github.com/jinzhu/gorm"
_ "github.com/jinzhu/gorm/dialects/mysql"
_ "github.com/jinzhu/gorm/dialects/postgres"
"github.com/viletyy/potato/global"
"github.com/viletyy/potato/models"
"github.com/viletyy/potato/models/basic"
)
func Gorm() *gorm.DB {
switch global.GO_CONFIG.Database.Type {
case "mysql":
return GormMysql()
case "postgresql":
return GormPostgresql()
default:
return GormMysql()
}
}
func GormMysql() *gorm.DB {
db, err := gorm.Open("mysql", fmt.Sprintf("%s:%s@(%s:%d)/%s?charset=utf8mb4&parseTime=True&loc=Local", global.GO_CONFIG.Database.User, global.GO_CONFIG.Database.Password, global.GO_CONFIG.Database.Host, global.GO_CONFIG.Database.Port, global.GO_CONFIG.Database.Name))
if err != nil {
global.GO_LOG.Error(fmt.Sprintf("Mysql Gorm Open Error: %v", err))
}
GormSet(db)
return db
}
func GormPostgresql() *gorm.DB {
db, err := gorm.Open("postgres", fmt.Sprintf("host=%s user=%s dbname=%s port=%d sslmode=disable password=%s", global.GO_CONFIG.Database.Host, global.GO_CONFIG.Database.User, global.GO_CONFIG.Database.Name, global.GO_CONFIG.Database.Port, global.GO_CONFIG.Database.Password))
if err != nil {
global.GO_LOG.Error(fmt.Sprintf("Postgresql Gorm Open Error: %v", err))
}
GormSet(db)
return db
}
func GormSet(db *gorm.DB) {
// 设置表前缀
gorm.DefaultTableNameHandler = func(db *gorm.DB, defaultTableName string) string {
return global.GO_CONFIG.Database.TablePrefix + defaultTableName
}
// 设置日志
db.LogMode(true)
// 设置迁移
db.AutoMigrate(
basic.Vendor{},
basic.Business{},
basic.MetaDatabase{},
models.User{},
)
// 设置空闲连接池中的最大连接数
db.DB().SetMaxIdleConns(10)
// 设置打开数据库连接的最大数量
db.DB().SetMaxOpenConns(100)
}