69 lines
2.0 KiB
Go
69 lines
2.0 KiB
Go
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package config
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import (
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"log"
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"os"
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"strconv"
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"strings"
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"github.com/joho/godotenv"
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)
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type Config struct {
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ServerPort string
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Environment string
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DBDriver string
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DBPath string
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JWTSecret []byte
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JWTExpiryHours int64
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EncryptionKey []byte
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StoragePath string
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MaxFileSizeMB int64
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CORSAllowedOrigins []string
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}
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func Load() *Config {
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// Загружаем .env файл (игнорируем ошибку если файла нет)
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_ = godotenv.Load()
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cfg := &Config{
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ServerPort: getEnv("SERVER_PORT", "8080"),
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Environment: getEnv("ENVIRONMENT", "development"),
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DBDriver: getEnv("DB_DRIVER", "sqlite"),
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DBPath: getEnv("DB_PATH", "./messenger.db"),
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JWTSecret: []byte(getEnv("JWT_SECRET", "default-secret-key-change-me")),
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JWTExpiryHours: getEnvAsInt64("JWT_EXPIRY_HOURS", 720),
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EncryptionKey: []byte(getEnv("ENCRYPTION_KEY", "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef")),
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StoragePath: getEnv("STORAGE_PATH", "./storage/attachments"),
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MaxFileSizeMB: getEnvAsInt64("MAX_FILE_SIZE_MB", 20),
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CORSAllowedOrigins: strings.Split(getEnv("CORS_ALLOWED_ORIGINS", "http://localhost:3000"), ","),
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}
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// Валидация ключа шифрования (должен быть 32 байта для AES-256)
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if len(cfg.EncryptionKey) != 32 {
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log.Printf("Warning: ENCRYPTION_KEY length is %d bytes, expected 32 bytes for AES-256", len(cfg.EncryptionKey))
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}
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// Создаём директорию для файлов если её нет
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if err := os.MkdirAll(cfg.StoragePath, 0755); err != nil {
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log.Printf("Warning: failed to create storage directory: %v", err)
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}
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return cfg
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}
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func getEnv(key, defaultValue string) string {
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if value := os.Getenv(key); value != "" {
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return value
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}
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return defaultValue
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}
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func getEnvAsInt64(key string, defaultValue int64) int64 {
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if value := os.Getenv(key); value != "" {
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if intVal, err := strconv.ParseInt(value, 10, 64); err == nil {
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return intVal
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}
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}
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return defaultValue
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}
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