65 lines
1.4 KiB
Go
65 lines
1.4 KiB
Go
package db
|
|
|
|
import (
|
|
"fmt"
|
|
"gpt-load/internal/models"
|
|
"log"
|
|
"os"
|
|
"time"
|
|
|
|
"gorm.io/driver/mysql"
|
|
"gorm.io/gorm"
|
|
"gorm.io/gorm/logger"
|
|
)
|
|
|
|
var DB *gorm.DB
|
|
|
|
func InitDB() (*gorm.DB, error) {
|
|
dsn := os.Getenv("DATABASE_DSN")
|
|
if dsn == "" {
|
|
return nil, fmt.Errorf("DATABASE_DSN environment variable not set")
|
|
}
|
|
|
|
newLogger := logger.New(
|
|
log.New(os.Stdout, "\r\n", log.LstdFlags), // io writer
|
|
logger.Config{
|
|
SlowThreshold: time.Second, // Slow SQL threshold
|
|
LogLevel: logger.Info, // Log level
|
|
IgnoreRecordNotFoundError: true, // Ignore ErrRecordNotFound error for logger
|
|
Colorful: true, // Disable color
|
|
},
|
|
)
|
|
|
|
var err error
|
|
DB, err = gorm.Open(mysql.Open(dsn), &gorm.Config{
|
|
Logger: newLogger,
|
|
})
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to connect to database: %w", err)
|
|
}
|
|
|
|
sqlDB, err := DB.DB()
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to get sql.DB: %w", err)
|
|
}
|
|
|
|
// Set connection pool parameters
|
|
sqlDB.SetMaxIdleConns(10)
|
|
sqlDB.SetMaxOpenConns(100)
|
|
sqlDB.SetConnMaxLifetime(time.Hour)
|
|
|
|
// Auto-migrate models
|
|
err = DB.AutoMigrate(
|
|
&models.SystemSetting{},
|
|
&models.Group{},
|
|
&models.APIKey{},
|
|
&models.RequestLog{},
|
|
)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to auto-migrate database: %w", err)
|
|
}
|
|
|
|
fmt.Println("Database connection initialized and models migrated.")
|
|
return DB, nil
|
|
}
|