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package database
import (
"bytes"
"io"
"io/fs"
"log"
"os"
"path"
"x-ui/config"
"x-ui/database/model"
"x-ui/xray"
"gorm.io/driver/sqlite"
"gorm.io/gorm"
"gorm.io/gorm/logger"
)
var db *gorm.DB
const (
defaultUsername = "admin"
defaultPassword = "admin"
defaultSecret = ""
)
func initModels() error {
models := []interface{}{
&model.User{},
&model.Inbound{},
&model.OutboundTraffics{},
&model.Setting{},
&model.InboundClientIps{},
&xray.ClientTraffic{},
}
for _, model := range models {
if err := db.AutoMigrate(model); err != nil {
log.Printf("Error auto migrating model: %v", err)
return err
}
}
return nil
}
func initUser() error {
empty, err := isTableEmpty("users")
if err != nil {
log.Printf("Error checking if users table is empty: %v", err)
return err
}
if empty {
user := &model.User{
Username: defaultUsername,
Password: defaultPassword,
LoginSecret: defaultSecret,
}
return db.Create(user).Error
}
return nil
}
func isTableEmpty(tableName string) (bool, error) {
var count int64
err := db.Table(tableName).Count(&count).Error
return count == 0, err
}
func InitDB(dbPath string) error {
dir := path.Dir(dbPath)
err := os.MkdirAll(dir, fs.ModePerm)
if err != nil {
return err
}
var gormLogger logger.Interface
if config.IsDebug() {
gormLogger = logger.Default
} else {
gormLogger = logger.Discard
}
c := &gorm.Config{
Logger: gormLogger,
}
db, err = gorm.Open(sqlite.Open(dbPath), c)
if err != nil {
return err
}
if err := initModels(); err != nil {
return err
}
if err := initUser(); err != nil {
return err
}
return nil
}
func CloseDB() error {
if db != nil {
sqlDB, err := db.DB()
if err != nil {
return err
}
return sqlDB.Close()
}
return nil
}
func GetDB() *gorm.DB {
return db
}
func IsNotFound(err error) bool {
return err == gorm.ErrRecordNotFound
}
func IsSQLiteDB(file io.ReaderAt) (bool, error) {
signature := []byte("SQLite format 3\x00")
buf := make([]byte, len(signature))
_, err := file.ReadAt(buf, 0)
if err != nil {
return false, err
}
return bytes.Equal(buf, signature), nil
}
func Checkpoint() error {
// Update WAL
err := db.Exec("PRAGMA wal_checkpoint;").Error
if err != nil {
return err
}
return nil
}
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