Revamp the HTTP textures handler to allow a maximum of four fetches

at any time and to drop requests for avatars n longer in the scene

3 files changed, 36 insertions, 17 deletions

diff --git a/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs b/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs
index 57c9d7c..6121371 100644
--- a/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs
+++ b/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs
@@ -1449,7 +1449,8 @@ namespace OpenSim.Framework.Servers.HttpServer
         internal byte[] DoHTTPGruntWork(Hashtable responsedata, OSHttpResponse response)
         {
             int responsecode;
-            string responseString;
+            string responseString = String.Empty;
+            byte[] responseData = null;
             string contentType;
 
             if (responsedata == null)
@@ -1465,7 +1466,10 @@ namespace OpenSim.Framework.Servers.HttpServer
                 {
                     //m_log.Info("[BASE HTTP SERVER]: Doing HTTP Grunt work with response");
                     responsecode = (int)responsedata["int_response_code"];
-                    responseString = (string)responsedata["str_response_string"];
+                    if (responsedata["bin_response_data"] != null)
+                        responseData = (byte[])responsedata["bin_response_data"];
+                    else
+                        responseString = (string)responsedata["str_response_string"];
                     contentType = (string)responsedata["content_type"];
                 }
                 catch
@@ -1520,25 +1524,40 @@ namespace OpenSim.Framework.Servers.HttpServer
 
             response.AddHeader("Content-Type", contentType);
 
+            if (responsedata.ContainsKey("headers"))
+            {
+                Hashtable headerdata = (Hashtable)responsedata["headers"];
+
+                foreach (string header in headerdata.Keys)
+                    response.AddHeader(header, (string)headerdata[header]);
+            }
+
             byte[] buffer;
 
-            if (!(contentType.Contains("image")
-                || contentType.Contains("x-shockwave-flash")
-                || contentType.Contains("application/x-oar")
-                || contentType.Contains("application/vnd.ll.mesh")))
+            if (responseData != null)
             {
-                // Text
-                buffer = Encoding.UTF8.GetBytes(responseString);
+                buffer = responseData;
             }
             else
             {
-                // Binary!
-                buffer = Convert.FromBase64String(responseString);
-            }
+                if (!(contentType.Contains("image")
+                    || contentType.Contains("x-shockwave-flash")
+                    || contentType.Contains("application/x-oar")
+                    || contentType.Contains("application/vnd.ll.mesh")))
+                {
+                    // Text
+                    buffer = Encoding.UTF8.GetBytes(responseString);
+                }
+                else
+                {
+                    // Binary!
+                    buffer = Convert.FromBase64String(responseString);
+                }
 
-            response.SendChunked = false;
-            response.ContentLength64 = buffer.Length;
-            response.ContentEncoding = Encoding.UTF8;
+                response.SendChunked = false;
+                response.ContentLength64 = buffer.Length;
+                response.ContentEncoding = Encoding.UTF8;
+            }
 
             return buffer;
         }
diff --git a/OpenSim/Framework/Servers/HttpServer/PollServiceEventArgs.cs b/OpenSim/Framework/Servers/HttpServer/PollServiceEventArgs.cs
index c24a000..a80b1d7 100644
--- a/OpenSim/Framework/Servers/HttpServer/PollServiceEventArgs.cs
+++ b/OpenSim/Framework/Servers/HttpServer/PollServiceEventArgs.cs
@@ -52,7 +52,8 @@ namespace OpenSim.Framework.Servers.HttpServer
         {
             Normal = 0,
             LslHttp = 1,
-            Inventory = 2
+            Inventory = 2,
+            Texture = 3
         }
 
         public PollServiceEventArgs(
diff --git a/OpenSim/Framework/Servers/HttpServer/PollServiceRequestManager.cs b/OpenSim/Framework/Servers/HttpServer/PollServiceRequestManager.cs
index a1dee4e..db088e7 100644
--- a/OpenSim/Framework/Servers/HttpServer/PollServiceRequestManager.cs
+++ b/OpenSim/Framework/Servers/HttpServer/PollServiceRequestManager.cs
@@ -231,8 +231,7 @@ namespace OpenSim.Framework.Servers.HttpServer
         {
             if (m_running)
             {
-                if (req.PollServiceArgs.Type == PollServiceEventArgs.EventType.LslHttp ||
-                    req.PollServiceArgs.Type == PollServiceEventArgs.EventType.Inventory)
+                if (req.PollServiceArgs.Type != PollServiceEventArgs.EventType.Normal)
                 {
                     m_requests.Enqueue(req);
                 }