Files
niumalll/go-backend/config/database.go

33 lines
710 B
Go

package config
import (
"log"
"os"
"gorm.io/driver/mysql"
"gorm.io/gorm"
)
var DB *gorm.DB
func InitDB() {
var err error
// Get database configuration from environment variables
host := os.Getenv("DB_HOST")
port := os.Getenv("DB_PORT")
user := os.Getenv("DB_USER")
password := os.Getenv("DB_PASSWORD")
dbname := os.Getenv("DB_NAME")
// Create DSN (Data Source Name)
dsn := user + ":" + password + "@tcp(" + host + ":" + port + ")/" + dbname + "?charset=utf8mb4&parseTime=True&loc=Local"
// Connect to database
DB, err = gorm.Open(mysql.Open(dsn), &gorm.Config{})
if err != nil {
log.Fatal("Failed to connect to database:", err)
}
log.Println("Database connection established")
}