initial crm server

server/initialize/gorm.go

@@ -0,0 +1,33 @@
+package initialize
+
+import (
+	"crm/global"
+	"fmt"
+	"time"
+
+	"gorm.io/driver/mysql"
+	"gorm.io/gorm"
+	"gorm.io/gorm/schema"
+)
+
+// 初始化MySQl数据库
+func Mysql() {
+	m := global.Config.Mysql
+	s := "%s:%s@tcp(%s:%v)/%s?charset=utf8&parseTime=True&loc=Local"
+	var dsn = fmt.Sprintf(s, m.Username, m.Password, m.Host, m.Port, m.Dbname)
+	db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{
+		NamingStrategy: schema.NamingStrategy{SingularTable: true},
+	})
+	if err != nil {
+		fmt.Printf("mysql error: %s", err)
+		return
+	}
+	sqlDb, err := db.DB()
+	if err != nil {
+		fmt.Printf("mysql error: %s", err)
+	}
+	sqlDb.SetMaxIdleConns(m.MaxIdleConns)
+	sqlDb.SetMaxOpenConns(m.MaxOpenConns)
+	sqlDb.SetConnMaxLifetime(time.Duration(m.ConnMaxLifetime))
+	global.Db = db
+}