5 files changed, 27 insertions, 64 deletions

diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index c25ae10..8cd77f8 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -220,7 +220,7 @@ namespace OpenSim.Region.Framework.Scenes
         private bool m_scripts_enabled = true;
         private string m_defaultScriptEngine;
         private int m_LastLogin = 0;
-        private Thread HeartbeatThread;
+        private Thread HeartbeatThread = null;
         private volatile bool shuttingdown = false;
 
         private int m_lastUpdate = Environment.TickCount;
@@ -876,6 +876,13 @@ namespace OpenSim.Region.Framework.Scenes
             //m_heartbeatTimer.Enabled = true;
             //m_heartbeatTimer.Interval = (int)(m_timespan * 1000);
             //m_heartbeatTimer.Elapsed += new ElapsedEventHandler(Heartbeat);
+            if (HeartbeatThread != null)
+            {
+                ThreadTracker.Remove(HeartbeatThread);
+                HeartbeatThread.Abort();
+                HeartbeatThread = null;
+            }
+            m_lastUpdate = Environment.TickCount;
             HeartbeatThread = new Thread(new ParameterizedThreadStart(Heartbeat));
             HeartbeatThread.SetApartmentState(ApartmentState.MTA);
             HeartbeatThread.Name = string.Format("Heartbeat for region {0}", RegionInfo.RegionName);
@@ -912,9 +919,15 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="e"></param>
         private void Heartbeat(object sender)
         {
-            Update();
+            try
+            {
+                Update();
 
-            m_lastUpdate = Environment.TickCount;
+                m_lastUpdate = Environment.TickCount;
+            }
+            catch (ThreadAbortException)
+            {
+            }
         }
 
         /// <summary>
@@ -2307,6 +2320,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="client"></param>
         public override void AddNewClient(IClientAPI client)
         {
+            CheckHeartbeat();
             SubscribeToClientEvents(client);
             ScenePresence presence;
 
@@ -2831,6 +2845,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// <returns></returns>
         protected virtual ScenePresence CreateAndAddScenePresence(IClientAPI client)
         {
+            CheckHeartbeat();
             AvatarAppearance appearance = null;
             GetAvatarAppearance(client, out appearance);
 
@@ -2873,6 +2888,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="agentID"></param>
         public override void RemoveClient(UUID agentID)
         {
+            CheckHeartbeat();
             bool childagentYN = false;
             ScenePresence avatar = GetScenePresence(agentID);
             if (avatar != null)
@@ -4374,6 +4390,8 @@ namespace OpenSim.Region.Framework.Scenes
             else
                 return health;
 
+            CheckHeartbeat();
+
             return health;
         }
 
@@ -4559,5 +4577,11 @@ namespace OpenSim.Region.Framework.Scenes
 
             return (((vsn.X * xdiff) + (vsn.Y * ydiff)) / (-1 * vsn.Z)) + p0.Z;
         }
+
+        private void CheckHeartbeat()
+        {
+            if (System.Environment.TickCount - m_lastUpdate > 2000)
+                StartTimer();
+        }
     }
 }
diff --git a/OpenSim/Services/AuthenticationService/AuthenticationServiceBase.cs b/OpenSim/Services/AuthenticationService/AuthenticationServiceBase.cs
index 2ed177c..8904461 100644
--- a/OpenSim/Services/AuthenticationService/AuthenticationServiceBase.cs
+++ b/OpenSim/Services/AuthenticationService/AuthenticationServiceBase.cs
@@ -90,31 +90,16 @@ namespace OpenSim.Services.AuthenticationService
                 throw new Exception("Could not find a storage interface in the given module");
         }
 
-        public virtual byte[] GetPublicKey()
-        {
-            return new byte[0];
-        }
-
         public bool Verify(UUID principalID, string token, int lifetime)
         {
             return m_Database.CheckToken(principalID, token, lifetime);
         }
 
-        public bool VerifyEncrypted(byte[] cyphertext, byte[] key)
-        {
-            return false;
-        }
-
         public virtual bool Release(UUID principalID, string token)
         {
             return m_Database.CheckToken(principalID, token, 0);
         }
 
-        public virtual bool ReleaseEncrypted(byte[] cyphertext, byte[] key)
-        {
-            return false;
-        }
-
         protected string GetToken(UUID principalID, int lifetime)
         {
             UUID token = UUID.Random();
diff --git a/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs b/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs
index 7fdbbf6..6c99b66 100644
--- a/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs
+++ b/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs
@@ -76,10 +76,5 @@ namespace OpenSim.Services.AuthenticationService
 
             return String.Empty;
         }
-
-        public byte[] AuthenticateEncrypted(byte[] cyphertext, byte[] key)
-        {
-            return new byte[0];
-        }
     }
 }
diff --git a/OpenSim/Services/AuthenticationService/WebkeyAuthenticationService.cs b/OpenSim/Services/AuthenticationService/WebkeyAuthenticationService.cs
index 0118c91..8831c8a 100644
--- a/OpenSim/Services/AuthenticationService/WebkeyAuthenticationService.cs
+++ b/OpenSim/Services/AuthenticationService/WebkeyAuthenticationService.cs
@@ -56,10 +56,5 @@ namespace OpenSim.Services.AuthenticationService
         {
             return String.Empty;
         }
-
-        public byte[] AuthenticateEncrypted(byte[] cyphertext, byte[] key)
-        {
-            return new byte[0];
-        }
     }
 }
diff --git a/OpenSim/Services/Interfaces/IAuthenticationService.cs b/OpenSim/Services/Interfaces/IAuthenticationService.cs
index b448a14..9225773 100644
--- a/OpenSim/Services/Interfaces/IAuthenticationService.cs
+++ b/OpenSim/Services/Interfaces/IAuthenticationService.cs
@@ -39,39 +39,12 @@ namespace OpenSim.Services.Interfaces
     public interface IAuthenticationService
     {
         //////////////////////////////////////////////////////
-        // PKI Zone!
-        //
-        // HG2 authentication works by using a cryptographic
-        // exchange.
-        // This method must provide a public key, the other
-        // crypto methods must understand hoow to deal with
-        // messages encrypted to it.
-        //
-        // If the public key is of zero length, you will
-        // get NO encryption and NO security.
-        //
-        // For non-HG installations, this is not relevant
-        //
-        // Implementors who are not using PKI can treat the
-        // cyphertext as a string and provide a zero-length
-        // key. Encryptionless implementations will not
-        // interoperate with implementations using encryption.
-        // If one side uses encryption, both must do so.
-        //
-        byte[] GetPublicKey();
-
-        //////////////////////////////////////////////////////
         // Authentication
         //
         // These methods will return a token, which can be used to access
         // various services.
         //
-        // The encrypted versions take the received cyphertext and
-        // the public key of the peer, which the connector must have
-        // obtained using a remote GetPublicKey call.
-        //
         string Authenticate(UUID principalID, string password, int lifetime);
-        byte[] AuthenticateEncrypted(byte[] cyphertext, byte[] key);
 
         //////////////////////////////////////////////////////
         // Verification
@@ -81,12 +54,7 @@ namespace OpenSim.Services.Interfaces
         // Tokens expire after 30 minutes and can be refreshed by
         // re-verifying.
         //
-        // If encrypted authentication was used, encrypted verification
-        // must be used to refresh. Unencrypted verification is still
-        // performed, but doesn't refresh token lifetime.
-        //
         bool Verify(UUID principalID, string token, int lifetime);
-        bool VerifyEncrypted(byte[] cyphertext, byte[] key);
 
         //////////////////////////////////////////////////////
         // Teardown
@@ -95,11 +63,7 @@ namespace OpenSim.Services.Interfaces
         // invalidates it and it can not subsequently be used
         // or refreshed.
         //
-        // Tokens created by encrypted authentication must
-        // be returned by encrypted release calls;
-        //
         bool Release(UUID principalID, string token);
-        bool ReleaseEncrypted(byte[] cyphertext, byte[] key);
 
         //////////////////////////////////////////////////////
         // Grid