Add "debug http" command for currently simple extra debug logging of non-event queue inbound http requests to a simulator

OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs

@@ -79,6 +79,11 @@ namespace OpenSim.Framework.Servers.HttpServer
 
         private PollServiceRequestManager m_PollServiceManager;
 
+        /// <summary>
+        /// Control the printing of certain debug messages.
+        /// </summary>
+        public int DebugLevel { get; set; }
+
         public uint SSLPort
         {
             get { return m_sslport; }
@@ -442,17 +447,20 @@ namespace OpenSim.Framework.Servers.HttpServer
                 string path = request.RawUrl;
                 string handlerKey = GetHandlerKey(request.HttpMethod, path);
 
-                //m_log.DebugFormat("[BASE HTTP SERVER]: Handling {0} request for {1}", request.HttpMethod, path);
+                if (DebugLevel >= 1)
+                    m_log.DebugFormat("[BASE HTTP SERVER]: Handling {0} request for {1}", request.HttpMethod, path);
 
                 if (TryGetStreamHandler(handlerKey, out requestHandler))
                 {
-                    //m_log.Debug("[BASE HTTP SERVER]: Found Stream Handler");
+                    if (DebugLevel >= 2)
+                        m_log.DebugFormat(
+                            "[BASE HTTP SERVER]: Found stream handler {0} for request to {1}", handlerKey, path);
+
                     // Okay, so this is bad, but should be considered temporary until everything is IStreamHandler.
                     byte[] buffer = null;
 
                     response.ContentType = requestHandler.ContentType; // Lets do this defaulting before in case handler has varying content type.
 
-
                     if (requestHandler is IStreamedRequestHandler)
                     {
                         IStreamedRequestHandler streamedRequestHandler = requestHandler as IStreamedRequestHandler;
@@ -556,6 +564,7 @@ namespace OpenSim.Framework.Servers.HttpServer
                     {
                         m_log.Warn("[BASE HTTP SERVER]: XmlRpcRequest issue: " + e.Message);
                     }
+
                     return;
                 }
 
@@ -566,7 +575,11 @@ namespace OpenSim.Framework.Servers.HttpServer
                         if (strAccept.Contains("application/llsd+xml") ||
                             strAccept.Contains("application/llsd+json"))
                         {
-                            //m_log.Info("[Debug BASE HTTP SERVER]: Found an application/llsd+xml accept header");
+                            if (DebugLevel >= 2)
+                                m_log.DebugFormat(
+                                    "[BASE HTTP SERVER]: Found an application/llsd+xml accept header for request to {0}",
+                                    path);
+
                             HandleLLSDRequests(request, response);
                             return;
                         }
@@ -577,15 +590,24 @@ namespace OpenSim.Framework.Servers.HttpServer
                 {
                     case null:
                     case "text/html":
-//                        m_log.DebugFormat(
+
-//                            "[BASE HTTP SERVER]: Found a text/html content type for request {0}", request.RawUrl);
+                        if (DebugLevel >= 2)
+                            m_log.DebugFormat(
+                                "[BASE HTTP SERVER]: Found a {0} content type for request to {1}",
+                                request.ContentType, path);
+
                         HandleHTTPRequest(request, response);
                         return;
 
                     case "application/llsd+xml":
                     case "application/xml+llsd":
                     case "application/llsd+json":
-                        //m_log.Info("[Debug BASE HTTP SERVER]: found a application/llsd+xml content type");
+
+                        if (DebugLevel >= 2)
+                            m_log.DebugFormat(
+                                "[BASE HTTP SERVER]: Found a {0} content type for request to {1}",
+                                request.ContentType, path);
+
                         HandleLLSDRequests(request, response);
                         return;
 
@@ -602,7 +624,10 @@ namespace OpenSim.Framework.Servers.HttpServer
                         //m_log.Info("[Debug BASE HTTP SERVER]: Checking for LLSD Handler");
                         if (DoWeHaveALLSDHandler(request.RawUrl))
                         {
-                            //m_log.Info("[Debug BASE HTTP SERVER]: Found LLSD Handler");
+                            if (DebugLevel >= 2)
+                                m_log.DebugFormat(
+                                    "[BASE HTTP SERVER]: Found an LLSD handler for request to {0}", path);
+
                             HandleLLSDRequests(request, response);
                             return;
                         }
@@ -610,12 +635,18 @@ namespace OpenSim.Framework.Servers.HttpServer
 //                        m_log.DebugFormat("[BASE HTTP SERVER]: Checking for HTTP Handler for request {0}", request.RawUrl);
                         if (DoWeHaveAHTTPHandler(request.RawUrl))
                         {
-//                            m_log.DebugFormat("[BASE HTTP SERVER]: Found HTTP Handler for request {0}", request.RawUrl);
+                            if (DebugLevel >= 2)
+                                m_log.DebugFormat(
+                                    "[BASE HTTP SERVER]: Found an HTTP handler for request to {0}", path);
+
                             HandleHTTPRequest(request, response);
                             return;
                         }
 
-                        //m_log.Info("[Debug BASE HTTP SERVER]: Generic XMLRPC");
+                        if (DebugLevel >= 2)
+                            m_log.DebugFormat(
+                                "[BASE HTTP SERVER]: Treating request to {0} as a generic XMLRPC request", path);
+
                         // generic login request.
                         HandleXmlRpcRequests(request, response);
 
@@ -978,7 +1009,6 @@ namespace OpenSim.Framework.Servers.HttpServer
 
             if (llsdRequest != null)// && m_defaultLlsdHandler != null)
             {
-
                 LLSDMethod llsdhandler = null;
 
                 if (TryGetLLSDHandler(request.RawUrl, out llsdhandler) && !LegacyLLSDLoginLibOMV)
@@ -1002,13 +1032,14 @@ namespace OpenSim.Framework.Servers.HttpServer
                         llsdResponse = GenerateNoLLSDHandlerResponse();
                     }
                 }
-
             }
             else
             {
                 llsdResponse = GenerateNoLLSDHandlerResponse();
             }
+
             byte[] buffer = new byte[0];
+
             if (llsdResponse.ToString() == "shutdown404!")
             {
                 response.ContentType = "text/plain";

OpenSim/Region/Application/OpenSim.cs

@@ -228,6 +228,14 @@ namespace OpenSim
                                           + "If an avatar name is given then only packets from that avatar are logged",
                                           Debug);
 
+            m_console.Commands.AddCommand("region", false, "debug http",
+                                          "debug http <level>",
+                                          "Turn on inbound http request debugging for everything except the event queue (see debug eq)."
+                                          + "If level >= 2 then the handler used to service the request is logged.\n"
+                                          + "If level >= 1 then incoming HTTP requests are logged.\n"
+                                          + "If level <= 0 then no extra http logging is done.\n",
+                                          Debug);
+
             m_console.Commands.AddCommand("region", false, "debug scene",
                                           "debug scene <cripting> <collisions> <physics>",
                                           "Turn on scene debugging", Debug);
@@ -860,12 +868,26 @@ namespace OpenSim
                         }
                         else
                         {
-                            MainConsole.Instance.Output("packet debug should be 0..255");
+                            MainConsole.Instance.Output("Usage: debug packet 0..255");
                         }
                     }
 
                     break;
 
+                case "http":
+                    if (args.Length == 3)
+                    {
+                        int newDebug;
+                        if (int.TryParse(args[2], out newDebug))
+                        {
+                            MainServer.Instance.DebugLevel = newDebug;
+                            break;
+                        }
+                    }
+
+                    MainConsole.Instance.Output("Usage: debug http 0..2");
+                    break;
+
                 case "scene":
                     if (args.Length == 5)
                     {
@@ -888,7 +910,7 @@ namespace OpenSim
                     }
                     else
                     {
-                        MainConsole.Instance.Output("debug scene <scripting> <collisions> <physics> (where inside <> is true/false)");
+                        MainConsole.Instance.Output("Usage: debug scene <scripting> <collisions> <physics> (where inside <> is true/false)");
                     }
 
                     break;