Enable compressed (gzip) fatpack transfers.

1 files changed, 187 insertions, 112 deletions

diff --git a/OpenSim/Server/Handlers/Simulation/AgentHandlers.cs b/OpenSim/Server/Handlers/Simulation/AgentHandlers.cs
index b51290d..55f011a 100644
--- a/OpenSim/Server/Handlers/Simulation/AgentHandlers.cs
+++ b/OpenSim/Server/Handlers/Simulation/AgentHandlers.cs
@@ -28,6 +28,7 @@
 using System;
 using System.Collections;
 using System.IO;
+using System.IO.Compression;
 using System.Reflection;
 using System.Net;
 using System.Text;
@@ -53,8 +54,6 @@ namespace OpenSim.Server.Handlers.Simulation
 
         private ISimulationService m_SimulationService;
 
-        protected bool m_Proxy = false;
-
         public AgentHandler() { }
 
         public AgentHandler(ISimulationService sim)
@@ -91,16 +90,12 @@ namespace OpenSim.Server.Handlers.Simulation
 
             // Next, let's parse the verb
             string method = (string)request["http-method"];
+            m_log.DebugFormat("[SIMULATION]: Got verb {0} in HTTP handler", method);
             if (method.Equals("PUT"))
             {
                 DoAgentPut(request, responsedata);
                 return responsedata;
             }
-            else if (method.Equals("POST"))
-            {
-                DoAgentPost(request, responsedata, agentID);
-                return responsedata;
-            }
             else if (method.Equals("GET"))
             {
                 DoAgentGet(request, responsedata, agentID, regionID);
@@ -132,111 +127,6 @@ namespace OpenSim.Server.Handlers.Simulation
 
         }
 
-        protected void DoAgentPost(Hashtable request, Hashtable responsedata, UUID id)
-        {
-            OSDMap args = Utils.GetOSDMap((string)request["body"]);
-            if (args == null)
-            {
-                responsedata["int_response_code"] = HttpStatusCode.BadRequest;
-                responsedata["str_response_string"] = "Bad request";
-                return;
-            }
-
-            // retrieve the input arguments
-            int x = 0, y = 0;
-            UUID uuid = UUID.Zero;
-            string regionname = string.Empty;
-            uint teleportFlags = 0;
-            if (args.ContainsKey("destination_x") && args["destination_x"] != null)
-                Int32.TryParse(args["destination_x"].AsString(), out x);
-            else
-                m_log.WarnFormat("  -- request didn't have destination_x");
-            if (args.ContainsKey("destination_y") && args["destination_y"] != null)
-                Int32.TryParse(args["destination_y"].AsString(), out y);
-            else
-                m_log.WarnFormat("  -- request didn't have destination_y");
-            if (args.ContainsKey("destination_uuid") && args["destination_uuid"] != null)
-                UUID.TryParse(args["destination_uuid"].AsString(), out uuid);
-            if (args.ContainsKey("destination_name") && args["destination_name"] != null)
-                regionname = args["destination_name"].ToString();
-            if (args.ContainsKey("teleport_flags") && args["teleport_flags"] != null)
-                teleportFlags = args["teleport_flags"].AsUInteger();
-
-            GridRegion destination = new GridRegion();
-            destination.RegionID = uuid;
-            destination.RegionLocX = x;
-            destination.RegionLocY = y;
-            destination.RegionName = regionname;
-
-            AgentCircuitData aCircuit = new AgentCircuitData();
-            try
-            {
-                aCircuit.UnpackAgentCircuitData(args);
-            }
-            catch (Exception ex)
-            {
-                m_log.InfoFormat("[AGENT HANDLER]: exception on unpacking ChildCreate message {0}", ex.Message);
-                responsedata["int_response_code"] = HttpStatusCode.BadRequest;
-                responsedata["str_response_string"] = "Bad request";
-                return;
-            }
-
-            OSDMap resp = new OSDMap(2);
-            string reason = String.Empty;
-
-            // This is the meaning of POST agent
-            //m_regionClient.AdjustUserInformation(aCircuit);
-            //bool result = m_SimulationService.CreateAgent(destination, aCircuit, teleportFlags, out reason);
-            bool result = CreateAgent(destination, aCircuit, teleportFlags, out reason);
-
-            resp["reason"] = OSD.FromString(reason);
-            resp["success"] = OSD.FromBoolean(result);
-            // Let's also send out the IP address of the caller back to the caller (HG 1.5)
-            resp["your_ip"] = OSD.FromString(GetCallerIP(request));
-
-            // TODO: add reason if not String.Empty?
-            responsedata["int_response_code"] = HttpStatusCode.OK;
-            responsedata["str_response_string"] = OSDParser.SerializeJsonString(resp);
-        }
-
-        private string GetCallerIP(Hashtable request)
-        {
-            if (!m_Proxy)
-                return Util.GetCallerIP(request);
-
-            // We're behind a proxy
-            Hashtable headers = (Hashtable)request["headers"];
-
-            //// DEBUG
-            //foreach (object o in headers.Keys)
-            //    m_log.DebugFormat("XXX {0} = {1}", o.ToString(), (headers[o] == null? "null" : headers[o].ToString()));
-
-            string xff = "X-Forwarded-For";
-            if (headers.ContainsKey(xff.ToLower()))
-                xff = xff.ToLower();
-
-            if (!headers.ContainsKey(xff) || headers[xff] == null)
-            {
-                m_log.WarnFormat("[AGENT HANDLER]: No XFF header");
-                return Util.GetCallerIP(request);
-            }
-
-            m_log.DebugFormat("[AGENT HANDLER]: XFF is {0}", headers[xff]);
-
-            IPEndPoint ep = Util.GetClientIPFromXFF((string)headers[xff]);
-            if (ep != null)
-                return ep.Address.ToString();
-
-            // Oops
-            return Util.GetCallerIP(request);
-        }
-
-        // subclasses can override this
-        protected virtual bool CreateAgent(GridRegion destination, AgentCircuitData aCircuit, uint teleportFlags, out string reason)
-        {
-            return m_SimulationService.CreateAgent(destination, aCircuit, teleportFlags, out reason);
-        }
-
         protected void DoAgentPut(Hashtable request, Hashtable responsedata)
         {
             OSDMap args = Utils.GetOSDMap((string)request["body"]);
@@ -457,4 +347,189 @@ namespace OpenSim.Server.Handlers.Simulation
 
     }
 
+    public class AgentPostHandler : BaseStreamHandler
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private ISimulationService m_SimulationService;
+        protected bool m_Proxy = false;
+
+        public AgentPostHandler(ISimulationService service) :
+                base("POST", "/agent")
+        {
+            m_SimulationService = service;
+        }
+
+        public AgentPostHandler(string path) :
+                base("POST", path)
+        {
+            m_SimulationService = null;
+        }
+
+        public override byte[] Handle(string path, Stream request,
+                OSHttpRequest httpRequest, OSHttpResponse httpResponse)
+        {
+            m_log.DebugFormat("[SIMULATION]: Stream handler called");
+
+            Hashtable keysvals = new Hashtable();
+            Hashtable headervals = new Hashtable();
+
+            string[] querystringkeys = httpRequest.QueryString.AllKeys;
+            string[] rHeaders = httpRequest.Headers.AllKeys;
+
+            keysvals.Add("uri", httpRequest.RawUrl);
+            keysvals.Add("content-type", httpRequest.ContentType);
+            keysvals.Add("http-method", httpRequest.HttpMethod);
+
+            foreach (string queryname in querystringkeys)
+                keysvals.Add(queryname, httpRequest.QueryString[queryname]);
+
+            foreach (string headername in rHeaders)
+                headervals[headername] = httpRequest.Headers[headername];
+
+            keysvals.Add("headers", headervals);
+            keysvals.Add("querystringkeys", querystringkeys);
+
+            Stream inputStream;
+            if (httpRequest.ContentType == "application/x-gzip")
+                inputStream = new GZipStream(request, CompressionMode.Decompress);
+            else
+                inputStream = request;
+
+            Encoding encoding = Encoding.UTF8;
+            StreamReader reader = new StreamReader(inputStream, encoding);
+
+            string requestBody = reader.ReadToEnd();
+            keysvals.Add("body", requestBody);
+
+            httpResponse.StatusCode = 200;
+            httpResponse.ContentType = "text/html";
+            httpResponse.KeepAlive = false;
+
+            Hashtable responsedata = new Hashtable();
+
+            UUID agentID;
+            UUID regionID;
+            string action;
+
+            if (!Utils.GetParams((string)keysvals["uri"], out agentID, out regionID, out action))
+            {
+                m_log.InfoFormat("[AGENT HANDLER]: Invalid parameters for agent message {0}", keysvals["uri"]);
+
+                httpResponse.StatusCode = 404;
+
+                return encoding.GetBytes("false");
+            }
+
+            DoAgentPost(keysvals, responsedata, agentID);
+
+            httpResponse.StatusCode = (int)responsedata["int_response_code"];
+            return encoding.GetBytes((string)responsedata["str_response_string"]);
+        }
+
+        protected void DoAgentPost(Hashtable request, Hashtable responsedata, UUID id)
+        {
+            OSDMap args = Utils.GetOSDMap((string)request["body"]);
+            if (args == null)
+            {
+                responsedata["int_response_code"] = HttpStatusCode.BadRequest;
+                responsedata["str_response_string"] = "Bad request";
+                return;
+            }
+
+            // retrieve the input arguments
+            int x = 0, y = 0;
+            UUID uuid = UUID.Zero;
+            string regionname = string.Empty;
+            uint teleportFlags = 0;
+            if (args.ContainsKey("destination_x") && args["destination_x"] != null)
+                Int32.TryParse(args["destination_x"].AsString(), out x);
+            else
+                m_log.WarnFormat("  -- request didn't have destination_x");
+            if (args.ContainsKey("destination_y") && args["destination_y"] != null)
+                Int32.TryParse(args["destination_y"].AsString(), out y);
+            else
+                m_log.WarnFormat("  -- request didn't have destination_y");
+            if (args.ContainsKey("destination_uuid") && args["destination_uuid"] != null)
+                UUID.TryParse(args["destination_uuid"].AsString(), out uuid);
+            if (args.ContainsKey("destination_name") && args["destination_name"] != null)
+                regionname = args["destination_name"].ToString();
+            if (args.ContainsKey("teleport_flags") && args["teleport_flags"] != null)
+                teleportFlags = args["teleport_flags"].AsUInteger();
+
+            GridRegion destination = new GridRegion();
+            destination.RegionID = uuid;
+            destination.RegionLocX = x;
+            destination.RegionLocY = y;
+            destination.RegionName = regionname;
+
+            AgentCircuitData aCircuit = new AgentCircuitData();
+            try
+            {
+                aCircuit.UnpackAgentCircuitData(args);
+            }
+            catch (Exception ex)
+            {
+                m_log.InfoFormat("[AGENT HANDLER]: exception on unpacking ChildCreate message {0}", ex.Message);
+                responsedata["int_response_code"] = HttpStatusCode.BadRequest;
+                responsedata["str_response_string"] = "Bad request";
+                return;
+            }
+
+            OSDMap resp = new OSDMap(2);
+            string reason = String.Empty;
+
+            // This is the meaning of POST agent
+            //m_regionClient.AdjustUserInformation(aCircuit);
+            //bool result = m_SimulationService.CreateAgent(destination, aCircuit, teleportFlags, out reason);
+            bool result = CreateAgent(destination, aCircuit, teleportFlags, out reason);
+
+            resp["reason"] = OSD.FromString(reason);
+            resp["success"] = OSD.FromBoolean(result);
+            // Let's also send out the IP address of the caller back to the caller (HG 1.5)
+            resp["your_ip"] = OSD.FromString(GetCallerIP(request));
+
+            // TODO: add reason if not String.Empty?
+            responsedata["int_response_code"] = HttpStatusCode.OK;
+            responsedata["str_response_string"] = OSDParser.SerializeJsonString(resp);
+        }
+
+        private string GetCallerIP(Hashtable request)
+        {
+            if (!m_Proxy)
+                return Util.GetCallerIP(request);
+
+            // We're behind a proxy
+            Hashtable headers = (Hashtable)request["headers"];
+
+            //// DEBUG
+            //foreach (object o in headers.Keys)
+            //    m_log.DebugFormat("XXX {0} = {1}", o.ToString(), (headers[o] == null? "null" : headers[o].ToString()));
+
+            string xff = "X-Forwarded-For";
+            if (headers.ContainsKey(xff.ToLower()))
+                xff = xff.ToLower();
+
+            if (!headers.ContainsKey(xff) || headers[xff] == null)
+            {
+                m_log.WarnFormat("[AGENT HANDLER]: No XFF header");
+                return Util.GetCallerIP(request);
+            }
+
+            m_log.DebugFormat("[AGENT HANDLER]: XFF is {0}", headers[xff]);
+
+            IPEndPoint ep = Util.GetClientIPFromXFF((string)headers[xff]);
+            if (ep != null)
+                return ep.Address.ToString();
+
+            // Oops
+            return Util.GetCallerIP(request);
+        }
+
+        // subclasses can override this
+        protected virtual bool CreateAgent(GridRegion destination, AgentCircuitData aCircuit, uint teleportFlags, out string reason)
+        {
+            return m_SimulationService.CreateAgent(destination, aCircuit, teleportFlags, out reason);
+        }
+    }
 }