fixed an issue on session sharing, was in read-only mode instead of granted control (thanks medfki)

improved cleanup of guest(s) on session disconnect

Author: cedrozor

CHANGELOG

@@ -1,4 +1,4 @@
-2019-11-09 Version 2.7.0 (stable)
+2019-11-19 Version 2.7.0 (stable)
 	* HOTFIX * fixed a critical issue with FreeRDP (exit code 131085) when using an RD license server configured in "per device" mode, past the 120 days of the RDS grace period
 	updated readme and documentation about the RDS role
 	the browser "heartbeat" (used to detect if the browser window/tab was closed) is now on a different timer than the periodical fullscreen update (config.js; default 10 secs)

Myrtille.Web/Default.aspx.cs

@@ -243,6 +243,10 @@ protected void Page_Load(
 
                         // cleanup
                         Session.Remove(HttpSessionStateVariables.RemoteSession.ToString());
+                        if (Session[HttpSessionStateVariables.GuestInfo.ToString()] != null)
+                        {
+                            Session.Remove(HttpSessionStateVariables.GuestInfo.ToString());
+                        }
                         RemoteSession = null;
                     }
                 }

Myrtille.Web/src/Clients/RemoteSessionProcessClient.cs

@@ -228,6 +228,39 @@ public void ProcessExited(int exitCode)
                             remoteSessions.Remove(_remoteSessionManager.RemoteSession.Id);
                         }
 
+                        // retrieve the remote session guest(s)
+                        var guests = new List<SharingInfo>();
+                        var sharedSessions = (IDictionary<Guid, SharingInfo>)_application[HttpApplicationStateVariables.SharedRemoteSessions.ToString()];
+                        foreach (var sharingInfo in sharedSessions.Values)
+                        {
+                            if (sharingInfo.RemoteSession.Id.Equals(_remoteSessionManager.RemoteSession.Id))
+                            {
+                                guests.Add(sharingInfo);
+                            }
+                        }
+
+                        // remove them
+                        foreach (var guest in guests)
+                        {
+                            if (guest.GuestInfo.Active && guest.HttpSession != null)
+                            {
+                                if (guest.HttpSession[HttpSessionStateVariables.RemoteSession.ToString()] != null)
+                                {
+                                    guest.HttpSession.Remove(HttpSessionStateVariables.RemoteSession.ToString());
+                                }
+
+                                if (guest.HttpSession[HttpSessionStateVariables.GuestInfo.ToString()] != null)
+                                {
+                                    guest.HttpSession.Remove(HttpSessionStateVariables.GuestInfo.ToString());
+                                }
+
+                                if (guest.RemoteSession.ActiveGuests > 0)
+                                {
+                                    guest.RemoteSession.ActiveGuests--;
+                                }
+                            }
+                            sharedSessions.Remove(guest.GuestInfo.Id);
+                        }
 
                         // recycle the application pool when there is no active remote session
                         bool idleAppPoolRecycling;

Myrtille.Web/src/RemoteSessionManager.cs

@@ -544,6 +544,11 @@ public void ProcessInputs(HttpSessionState session, string data)
                 {
                     lock (_guestsIdleTimeoutLock)
                     {
+                        if (!_guestsIdleTimeout.ContainsKey(session.SessionID))
+                        {
+                            _guestsIdleTimeout.Add(session.SessionID, new CancellationTokenSource());
+                        }
+
                         var guestIdleTimeout = _guestsIdleTimeout[session.SessionID];
                         if (guestIdleTimeout != null)
                         {