Release 3.10.0+1: sidebar UI (Home / Profiles / Settings / Logs / About), remembered account with 50 GB monthly renew + auto-renew, Windows VPN mode (wintun + tun2socks).

Co-authored-by: Cursor <cursoragent@cursor.com>

internal/remnawave/provision.go

@@ -189,6 +189,60 @@ func ProvisionUser(ctx context.Context, cfg *AdminConfig, rawUsername string) (*
 	return res, nil
 }
 
+// RenewUser extends the SAME panel user: resets used traffic
+// (POST /api/users/{uuid}/actions/reset-traffic) and pushes the plan forward
+// via PATCH /api/users — trafficLimitBytes = plan (50 GB default) and
+// expireAt = max(now, current expiry) + plan days (30 default).
+// It never creates users.
+func RenewUser(ctx context.Context, cfg *AdminConfig, userUUID string, currentExpire int64) (*ProvisionResult, error) {
+	if cfg == nil {
+		return nil, fmt.Errorf("нет конфигурации remnawave-api")
+	}
+	userUUID = strings.TrimSpace(userUUID)
+	if userUUID == "" {
+		return nil, fmt.Errorf("нет UUID пользователя для продления")
+	}
+	client := &http.Client{Timeout: 30 * time.Second}
+
+	// 1) Reset used traffic. Some panels return 404 for this action route —
+	// tolerate it, the PATCH below still extends the plan.
+	resetURL := cfg.PanelURL + "/api/users/" + url.PathEscape(userUUID) + "/actions/reset-traffic"
+	status, body, err := adminDo(ctx, client, cfg, http.MethodPost, resetURL, nil)
+	if err != nil {
+		return nil, err
+	}
+	if status != http.StatusOK && status != http.StatusCreated && status != http.StatusNotFound {
+		return nil, fmt.Errorf("сброс трафика: %w", adminHTTPError(status, body))
+	}
+
+	// 2) Extend expiry + (re)set the traffic limit.
+	base := time.Now().UTC()
+	if currentExpire > 0 {
+		if cur := time.Unix(currentExpire, 0).UTC(); cur.After(base) {
+			base = cur
+		}
+	}
+	payload := map[string]any{
+		"uuid":              userUUID,
+		"status":            "ACTIVE",
+		"trafficLimitBytes": cfg.Provision.TrafficGB * 1024 * 1024 * 1024,
+		"expireAt":          base.AddDate(0, 0, cfg.Provision.Days).Format(time.RFC3339),
+	}
+	raw, _ := json.Marshal(payload)
+	status, body, err = adminDo(ctx, client, cfg, http.MethodPatch, cfg.PanelURL+"/api/users", raw)
+	if err != nil {
+		return nil, err
+	}
+	if status != http.StatusOK && status != http.StatusCreated {
+		return nil, fmt.Errorf("продление: %w", adminHTTPError(status, body))
+	}
+	res, err := parseProvisionUser(body)
+	if err != nil {
+		return nil, err
+	}
+	return res, nil
+}
+
 func adminDo(ctx context.Context, client *http.Client, cfg *AdminConfig, method, endpoint string, body []byte) (int, string, error) {
 	var rd io.Reader
 	if body != nil {
@@ -198,7 +252,7 @@ func adminDo(ctx context.Context, client *http.Client, cfg *AdminConfig, method,
 	if err != nil {
 		return 0, "", err
 	}
-	req.Header.Set("User-Agent", "Navis/3.9 (Remnawave provision)")
+	req.Header.Set("User-Agent", "Navis/3.10 (Remnawave provision)")
 	req.Header.Set("Accept", "application/json")
 	if body != nil {
 		req.Header.Set("Content-Type", "application/json")