Merge branch 'master' of git://opensimulator.org/git/opensim

7 files changed, 98 insertions, 28 deletions

diff --git a/OpenSim/Region/ClientStack/Linden/Caps/EventQueue/EventQueueGetModule.cs b/OpenSim/Region/ClientStack/Linden/Caps/EventQueue/EventQueueGetModule.cs
index 1835a72..f0445ff 100644
--- a/OpenSim/Region/ClientStack/Linden/Caps/EventQueue/EventQueueGetModule.cs
+++ b/OpenSim/Region/ClientStack/Linden/Caps/EventQueue/EventQueueGetModule.cs
@@ -364,8 +364,7 @@ namespace OpenSim.Region.ClientStack.Linden
 
             caps.RegisterPollHandler(
                 "EventQueueGet", 
-                new PollServiceEventArgs(
-                    null, GenerateEqgCapPath(eventQueueGetUUID), HasEvents, GetEvents, NoEvents, agentID, 40000));
+                new PollServiceEventArgs(null, GenerateEqgCapPath(eventQueueGetUUID), HasEvents, GetEvents, NoEvents, agentID, 40000));
 
             Random rnd = new Random(Environment.TickCount);
             lock (m_ids)
@@ -383,7 +382,10 @@ namespace OpenSim.Region.ClientStack.Linden
             Queue<OSD> queue = GetQueue(agentID);
             if (queue != null)
                 lock (queue)
+                {
+                    //m_log.WarnFormat("POLLED FOR EVENTS BY {0} in {1} -- {2}", agentID, m_scene.RegionInfo.RegionName, queue.Count);
                     return queue.Count > 0;
+                }
 
             return false;
         }
@@ -406,7 +408,7 @@ namespace OpenSim.Region.ClientStack.Linden
         public Hashtable GetEvents(UUID requestID, UUID pAgentId)
         {
             if (DebugLevel >= 2)
-                m_log.DebugFormat("POLLED FOR EQ MESSAGES BY {0} in {1}", pAgentId, m_scene.RegionInfo.RegionName);
+                m_log.WarnFormat("POLLED FOR EQ MESSAGES BY {0} in {1}", pAgentId, m_scene.RegionInfo.RegionName);
 
             Queue<OSD> queue = TryGetQueue(pAgentId);
             OSD element;
diff --git a/OpenSim/Region/CoreModules/Framework/ServiceThrottle/ServiceThrottleModule.cs b/OpenSim/Region/CoreModules/Framework/ServiceThrottle/ServiceThrottleModule.cs
index 553e4ca..a70261e 100644
--- a/OpenSim/Region/CoreModules/Framework/ServiceThrottle/ServiceThrottleModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/ServiceThrottle/ServiceThrottleModule.cs
@@ -50,15 +50,16 @@ namespace OpenSim.Region.CoreModules.Framework
         private readonly List<Scene> m_scenes = new List<Scene>();
         private System.Timers.Timer m_timer = new System.Timers.Timer();
 
-        //private OpenSim.Framework.BlockingQueue<GridRegionRequest> m_RequestQueue = new OpenSim.Framework.BlockingQueue<GridRegionRequest>();
-        // private OpenSim.Framework.DoubleQueue<GridRegionRequest> m_RequestQueue = new OpenSim.Framework.DoubleQueue<GridRegionRequest>();
-        //private Queue<GridRegionRequest> m_RequestQueue = new Queue<GridRegionRequest>();
         private Queue<Action> m_RequestQueue = new Queue<Action>();
+        private Dictionary<string, List<string>> m_Pending = new Dictionary<string, List<string>>();
+        private int m_Interval;
 
         #region ISharedRegionModule
 
         public void Initialise(IConfigSource config)
         {
+            m_Interval = Util.GetConfigVarFromSections<int>(config, "Interval", new string[] { "ServiceThrottle" }, 5000);
+
             m_timer = new System.Timers.Timer();
             m_timer.AutoReset = false;
             m_timer.Enabled = true;
@@ -131,7 +132,7 @@ namespace OpenSim.Region.CoreModules.Framework
             {
                 if (!m_timer.Enabled)
                 {
-                    m_timer.Interval = 1000;
+                    m_timer.Interval = m_Interval;
                     m_timer.Enabled = true;
                     m_timer.Start();
                 }
@@ -156,18 +157,36 @@ namespace OpenSim.Region.CoreModules.Framework
                     client.SendRegionHandle(regionID, r.RegionHandle);
             };
 
-            lock (m_RequestQueue)
-                m_RequestQueue.Enqueue(action);
-
+            Enqueue("region", regionID.ToString(), action);
         }
 
         #endregion Events
 
         #region IServiceThrottleModule
 
-        public void Enqueue(Action continuation)
+        public void Enqueue(string category, string itemid, Action continuation)
         {
-            m_RequestQueue.Enqueue(continuation);
+            lock (m_RequestQueue)
+            {
+                if (m_Pending.ContainsKey(category))
+                {
+                    if (m_Pending[category].Contains(itemid))
+                        // Don't enqueue, it's already pending
+                        return;
+                }
+                else
+                    m_Pending.Add(category, new List<string>());
+
+                m_Pending[category].Add(itemid);
+
+                m_RequestQueue.Enqueue(delegate
+                {
+                    lock (m_RequestQueue)
+                        m_Pending[category].Remove(itemid);
+
+                    continuation();
+                });
+            }
         }
 
         #endregion IServiceThrottleModule
diff --git a/OpenSim/Region/CoreModules/Framework/UserManagement/UserManagementModule.cs b/OpenSim/Region/CoreModules/Framework/UserManagement/UserManagementModule.cs
index da28a53..a91adfa 100644
--- a/OpenSim/Region/CoreModules/Framework/UserManagement/UserManagementModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/UserManagement/UserManagementModule.cs
@@ -172,11 +172,11 @@ namespace OpenSim.Region.CoreModules.Framework.UserManagement
                     return;
                 }
 
-                // Not found in cache, get it from services
-                m_ServiceThrottle.Enqueue(delegate
+                // Not found in cache, queue continuation
+                m_ServiceThrottle.Enqueue("name", uuid.ToString(),  delegate
                 {
                     //m_log.DebugFormat("[YYY]: Name request {0}", uuid);
-                    bool foundRealName = TryGetUserNamesFromServices(uuid, names);
+                    bool foundRealName = TryGetUserNames(uuid, names);
 
                     if (names.Length == 2)
                     {
diff --git a/OpenSim/Region/CoreModules/World/WorldMap/WorldMapModule.cs b/OpenSim/Region/CoreModules/World/WorldMap/WorldMapModule.cs
index c50ab64..a26a5f0 100644
--- a/OpenSim/Region/CoreModules/World/WorldMap/WorldMapModule.cs
+++ b/OpenSim/Region/CoreModules/World/WorldMap/WorldMapModule.cs
@@ -81,6 +81,8 @@ namespace OpenSim.Region.CoreModules.World.WorldMap
         private List<UUID> m_rootAgents = new List<UUID>();
         private volatile bool threadrunning = false;
 
+        private IServiceThrottleModule m_ServiceThrottle;
+
         //private int CacheRegionsDistance = 256;
 
         #region INonSharedRegionModule Members
@@ -131,6 +133,10 @@ namespace OpenSim.Region.CoreModules.World.WorldMap
 
         public virtual void RegionLoaded (Scene scene)
         {
+            if (!m_Enabled)
+                return;
+
+            m_ServiceThrottle = scene.RequestModuleInterface<IServiceThrottleModule>();
         }
 
 
@@ -170,13 +176,13 @@ namespace OpenSim.Region.CoreModules.World.WorldMap
             m_scene.EventManager.OnMakeRootAgent += MakeRootAgent;
             m_scene.EventManager.OnRegionUp += OnRegionUp;
 
-            StartThread(new object());
+//            StartThread(new object());
         }
 
         // this has to be called with a lock on m_scene
         protected virtual void RemoveHandlers()
         {
-            StopThread();
+//            StopThread();
 
             m_scene.EventManager.OnRegionUp -= OnRegionUp;
             m_scene.EventManager.OnMakeRootAgent -= MakeRootAgent;
@@ -526,7 +532,7 @@ namespace OpenSim.Region.CoreModules.World.WorldMap
         /// </summary>
         public void process()
         {
-            const int MAX_ASYNC_REQUESTS = 20;
+            //const int MAX_ASYNC_REQUESTS = 20;
             try
             {
                 while (true)
@@ -571,13 +577,44 @@ namespace OpenSim.Region.CoreModules.World.WorldMap
             Watchdog.RemoveThread();
         }
 
+        const int MAX_ASYNC_REQUESTS = 20;
+
         /// <summary>
-        /// Enqueues the map item request into the processing thread
+        /// Enqueues the map item request into the services throttle processing thread
         /// </summary>
         /// <param name="state"></param>
-        public void EnqueueMapItemRequest(MapRequestState state)
+        public void EnqueueMapItemRequest(MapRequestState st)
         {
-            requests.Enqueue(state);
+
+            m_ServiceThrottle.Enqueue("map-item", st.regionhandle.ToString() + st.agentID.ToString(), delegate
+            {
+                if (st.agentID != UUID.Zero)
+                {
+                    bool dorequest = true;
+                    lock (m_rootAgents)
+                    {
+                        if (!m_rootAgents.Contains(st.agentID))
+                            dorequest = false;
+                    }
+
+                    if (dorequest && !m_blacklistedregions.ContainsKey(st.regionhandle))
+                    {
+                        if (nAsyncRequests >= MAX_ASYNC_REQUESTS) // hit the break
+                        {
+                            // AH!!! Recursive !
+                            // Put this request back in the queue and return
+                            EnqueueMapItemRequest(st);
+                            return;
+                        }
+
+                        RequestMapItemsDelegate d = RequestMapItemsAsync;
+                        d.BeginInvoke(st.agentID, st.flags, st.EstateID, st.godlike, st.itemtype, st.regionhandle, RequestMapItemsCompleted, null);
+                        //OSDMap response = RequestMapItemsAsync(st.agentID, st.flags, st.EstateID, st.godlike, st.itemtype, st.regionhandle);
+                        //RequestMapItemsCompleted(response);
+                        Interlocked.Increment(ref nAsyncRequests);
+                    }
+                }
+            });
         }
 
         /// <summary>
diff --git a/OpenSim/Region/Framework/Interfaces/IServiceThrottleModule.cs b/OpenSim/Region/Framework/Interfaces/IServiceThrottleModule.cs
index bb6a8b4..198256f 100644
--- a/OpenSim/Region/Framework/Interfaces/IServiceThrottleModule.cs
+++ b/OpenSim/Region/Framework/Interfaces/IServiceThrottleModule.cs
@@ -5,7 +5,15 @@ namespace OpenSim.Region.Framework.Interfaces
 {
     public interface IServiceThrottleModule
     {
-        void Enqueue(Action continuation);
+        /// <summary>
+        /// Enqueue a continuation meant to get a resource from elsewhere.
+        /// As usual with CPS, caller beware: if that continuation is a never-ending computation,
+        /// the whole thread will be blocked, and no requests are processed
+        /// </summary>
+        /// <param name="category">Category of the resource (e.g. name, region)</param>
+        /// <param name="itemid">The resource identifier</param>
+        /// <param name="continuation">The continuation to be executed</param>
+        void Enqueue(string category, string itemid, Action continuation);
     }
 
 }
diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSPhysObject.cs b/OpenSim/Region/Physics/BulletSPlugin/BSPhysObject.cs
index a41eaf8..fc4545f 100755
--- a/OpenSim/Region/Physics/BulletSPlugin/BSPhysObject.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSPhysObject.cs
@@ -103,9 +103,10 @@ public abstract class BSPhysObject : PhysicsActor
         CollisionsLastTickStep = -1;
 
         SubscribedEventsMs = 0;
-        CollidingStep = 0;
-        CollidingGroundStep = 0;
-        CollisionAccumulation = 0;
+        // Crazy values that will never be true
+        CollidingStep = BSScene.NotASimulationStep;
+        CollidingGroundStep = BSScene.NotASimulationStep;
+        CollisionAccumulation = BSScene.NotASimulationStep;
         ColliderIsMoving = false;
         CollisionScore = 0;
 
@@ -349,7 +350,7 @@ public abstract class BSPhysObject : PhysicsActor
             if (value)
                 CollidingStep = PhysScene.SimulationStep;
             else
-                CollidingStep = 0;
+                CollidingStep = BSScene.NotASimulationStep;
             }
     }
     public override bool CollidingGround {
@@ -359,7 +360,7 @@ public abstract class BSPhysObject : PhysicsActor
             if (value)
                 CollidingGroundStep = PhysScene.SimulationStep;
             else
-                CollidingGroundStep = 0;
+                CollidingGroundStep = BSScene.NotASimulationStep;
         }
     }
     public override bool CollidingObj {
@@ -368,7 +369,7 @@ public abstract class BSPhysObject : PhysicsActor
             if (value)
                 CollidingObjectStep = PhysScene.SimulationStep;
             else
-                CollidingObjectStep = 0;
+                CollidingObjectStep = BSScene.NotASimulationStep;
         }
     }
 
diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSScene.cs b/OpenSim/Region/Physics/BulletSPlugin/BSScene.cs
index 214271b..41aca3b 100644
--- a/OpenSim/Region/Physics/BulletSPlugin/BSScene.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSScene.cs
@@ -97,6 +97,9 @@ public sealed class BSScene : PhysicsScene, IPhysicsParameters
 
     internal long m_simulationStep = 0; // The current simulation step.
     public long SimulationStep { get { return m_simulationStep; } }
+    // A number to use for SimulationStep that is probably not any step value
+    // Used by the collision code (which remembers the step when a collision happens) to remember not any simulation step.
+    public static long NotASimulationStep = -1234;
 
     internal float LastTimeStep { get; private set; }   // The simulation time from the last invocation of Simulate()