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package auth |
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import ( |
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"fmt" |
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"github.com/gofiber/fiber/v2" |
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"github.com/golang-jwt/jwt" |
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"github.com/memnix/memnixrest/pkg/database" |
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"github.com/memnix/memnixrest/pkg/logger" |
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"github.com/memnix/memnixrest/pkg/models" |
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"os" |
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"strings" |
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) |
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var SecretKey string // SecretKey env variable |
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var _ bool // AuthDebugMode env variable |
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func Init() { |
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SecretKey = os.Getenv("SECRET") // SecretKey env variable |
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_ = os.Getenv("AUTH_DEBUG") == "true" // AuthDebugMode env variable |
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} |
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// extractToken function to extract token from header |
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func extractToken(c *fiber.Ctx) string { |
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token := c.Get("Authorization") // Get token from header |
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// Normally Authorization HTTP header. |
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onlyToken := strings.Split(token, " ") // Split token |
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if len(onlyToken) == 2 { |
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return onlyToken[1] // Return only token |
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} |
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return "" // Return empty string |
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} |
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// jwtKeyFunc function to get the key for the token |
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func jwtKeyFunc(_ *jwt.Token) (interface{}, error) { |
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return []byte(SecretKey), nil // Return secret key |
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} |
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// IsConnected function to check if user is connected |
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func IsConnected(c *fiber.Ctx) (int, models.ResponseAuth) { |
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db := database.DBConn // DB Conn |
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tokenString := extractToken(c) // Extract token |
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var user models.User // User object |
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// Parse token |
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token, err := jwt.Parse(tokenString, jwtKeyFunc) |
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if err != nil { |
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// Return error |
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return fiber.StatusForbidden, models.ResponseAuth{ |
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Success: false, |
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Message: "Failed to get the user. Try to logout/login. Otherwise, contact the support", |
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User: user, |
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} |
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} |
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// Check if token is valid |
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claims := token.Claims.(jwt.MapClaims) |
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// Get user from token |
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if res := db.Where("id = ?", claims["iss"]).First(&user); res.Error != nil { |
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// Generate log |
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log := logger.CreateLog(fmt.Sprintf("Error on check auth: %s", res.Error), logger.LogLoginError).SetType(logger.LogTypeError).AttachIDs(user.ID, 0, 0) |
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_ = log.SendLog() // Send log |
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c.Status(fiber.StatusInternalServerError) // InternalServerError Status |
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// return error |
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return fiber.StatusInternalServerError, models.ResponseAuth{ |
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Success: false, |
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Message: "Failed to get the user. Try to logout/login. Otherwise, contact the support", |
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User: user, |
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} |
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} |
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// User is connected |
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return fiber.StatusOK, models.ResponseAuth{ |
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Success: true, |
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Message: "User is connected", |
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User: user, |
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} |
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} |
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memnix /
memnix-rest
