134 lines
3.6 KiB
Go
134 lines
3.6 KiB
Go
// middleware/auth.go
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package middleware
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import (
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"context"
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"net/http"
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"strings"
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"api_bb/internal/models"
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"api_bb/internal/repository"
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"api_bb/internal/service"
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"api_bb/pkg/logger"
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"go.uber.org/zap"
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)
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type contextKey string
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const (
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UserIDKey contextKey = "userID"
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UserKey contextKey = "user"
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)
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func AuthMiddleware(jwtService service.JWTService, userRepo repository.UserRepository) func(http.Handler) http.Handler {
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return func(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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var tokenString string
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logger := logger.Get()
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// Пробуем получить токен из заголовка Authorization
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authHeader := r.Header.Get("Authorization")
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if strings.HasPrefix(authHeader, "Bearer ") {
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tokenString = strings.TrimPrefix(authHeader, "Bearer ")
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logger.Debug("Token found in Authorization header")
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}
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// Если нет в заголовке, пробуем из куки
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if tokenString == "" {
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cookie, err := r.Cookie("auth_token")
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if err == nil {
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tokenString = cookie.Value
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logger.Debug("Token found in auth_token cookie")
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} else {
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logger.Debug("No auth_token cookie found", zap.Error(err))
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}
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}
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if tokenString == "" {
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logger.Debug("No token found in request")
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next.ServeHTTP(w, r)
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return
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}
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token, err := jwtService.ValidateToken(tokenString)
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if err != nil || !token.Valid {
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logger.Warn("Invalid token",
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zap.Error(err),
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zap.Bool("token_valid", token != nil && token.Valid))
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next.ServeHTTP(w, r)
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return
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}
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userID, err := jwtService.ExtractUserID(token)
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if err != nil {
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logger.Error("Failed to extract user ID from token",
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zap.Error(err))
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next.ServeHTTP(w, r)
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return
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}
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logger.Debug("Extracted user ID from token",
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zap.Any("user_id", userID))
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user, err := userRepo.FindByID(userID)
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if err != nil {
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logger.Error("Failed to find user by ID",
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zap.Any("user_id", userID),
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zap.Error(err))
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next.ServeHTTP(w, r)
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return
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}
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// Добавляем пользователя в контекст
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ctx := context.WithValue(r.Context(), UserIDKey, userID)
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ctx = context.WithValue(ctx, UserKey, user)
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logger.Debug("User authenticated successfully",
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zap.Any("user_id", userID),
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zap.String("username", user.FirstName))
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next.ServeHTTP(w, r.WithContext(ctx))
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})
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}
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}
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// RequireAuth middleware требует аутентификации
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func RequireAuth(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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logger := logger.Get()
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userID := r.Context().Value(UserIDKey)
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logger.Debug("RequireAuth method")
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logger.Debug("Extracted user ID from token",
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zap.Any("user_id", userID))
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if userID == nil {
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logger.Warn("Authentication required but no user ID in context")
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http.Error(w, `{"error": "Authentication required"}`, http.StatusUnauthorized)
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return
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}
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logger.Debug("User authenticated", zap.Any("user_id", userID))
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next.ServeHTTP(w, r)
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})
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}
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// GetUserFromContext получает пользователя из контекста
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func GetUserFromContext(ctx context.Context) (*models.User, bool) {
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logger := logger.Get()
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user, ok := ctx.Value(UserKey).(*models.User)
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logger.Debug("GetUserFromContext method")
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logger.Debug("Extracted user ID from token",
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zap.Any("user_id", user.ID))
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if !ok {
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logger.Debug("No user found in context")
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} else {
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logger.Debug("User retrieved from context",
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zap.Any("user_id", user.ID),
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zap.String("username", user.FirstName))
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}
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return user, ok
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}
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