Files
GinTutorial/config/db.go

37 lines
858 B
Go

package config
import (
"GinTutorial/global"
"fmt"
"log"
"time"
"gorm.io/driver/mysql"
"gorm.io/gorm"
)
func buildDSN(user, password, host, port, db, charset string) string {
template := "%s:%s@tcp(%s:%s)/%s?charset=%s&parseTime=true"
return fmt.Sprintf(template, user, password, host, port, db, charset)
}
func initDB() {
dsn := buildDSN(AppConfig.Database.User, AppConfig.Database.Password, AppConfig.Database.Host, AppConfig.Database.Port, AppConfig.Database.Name, AppConfig.Database.Charset)
db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{})
if err != nil {
log.Fatalf("Failed to connect to database,%v", err)
}
sqlDB, err := db.DB()
sqlDB.SetMaxIdleConns(10)
sqlDB.SetMaxOpenConns(100)
sqlDB.SetConnMaxLifetime(10 * time.Second)
if err != nil {
log.Fatalf("Failed to configure to database,%v", err)
}
global.Db = db
}