OpenSimMirror/OpenGridServices.GridServer/GridHttp.cs

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/*
Copyright (c) OpenGrid project, http://osgrid.org/
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the <organization> nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY <copyright holder> ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Text;
using Nwc.XmlRpc;
using System.Threading;
using System.Text.RegularExpressions;
using System.Net;
using System.Xml;
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using System.IO;
using System.Collections;
using System.Collections.Generic;
using libsecondlife;
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using OpenSim.Framework.Sims;
using OpenSim.Framework.Console;
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namespace OpenGridServices.GridServer
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{
public class GridHTTPServer {
public Thread HTTPD;
public HttpListener Listener;
public GridHTTPServer() {
MainConsole.Instance.WriteLine("Starting up HTTP Server");
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HTTPD = new Thread(new ThreadStart(StartHTTP));
HTTPD.Start();
}
public void StartHTTP() {
MainConsole.Instance.WriteLine("GridHttp.cs:StartHTTP() - Spawned main thread OK");
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Listener = new HttpListener();
Listener.Prefixes.Add("http://+:8001/");
Listener.Prefixes.Add("http://+:8001/sims/");
Listener.Prefixes.Add("http://+:8001/gods/");
Listener.Prefixes.Add("http://+:8001/highestuuid/");
Listener.Prefixes.Add("http://+:8001/uuidblocks/");
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Listener.Start();
MainConsole.Instance.WriteLine("GridHttp.cs:StartHTTP() - Successfully bound to port 8001");
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HttpListenerContext context;
while(true) {
context = Listener.GetContext();
ThreadPool.QueueUserWorkItem(new WaitCallback(HandleRequest), context);
}
}
static string ParseXMLRPC(string requestBody, string referrer) {
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try{
XmlRpcRequest request = (XmlRpcRequest)(new XmlRpcRequestDeserializer()).Deserialize(requestBody);
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Hashtable requestData = (Hashtable)request.Params[0];
switch(request.MethodName) {
case "simulator_login":
/*if(!((string)requestData["authkey"]==OpenGrid_Main.thegrid.SimRecvKey)) {
XmlRpcResponse ErrorResp = new XmlRpcResponse();
Hashtable ErrorRespData = new Hashtable();
ErrorRespData["error"]="invalid key";
ErrorResp.Value=ErrorRespData;
return(Regex.Replace(XmlRpcResponseSerializer.Singleton.Serialize(ErrorResp),"utf-16","utf-8"));
}*/
SimProfileBase TheSim = null;
if(requestData.ContainsKey("UUID")) {
TheSim = OpenGrid_Main.thegrid._regionmanager.GetProfileByLLUUID(new LLUUID((string)requestData["UUID"]));
} else if (requestData.ContainsKey("region_handle")){
TheSim = OpenGrid_Main.thegrid._regionmanager.GetProfileByHandle((ulong)Convert.ToUInt64(requestData["region_handle"]));
}
if(TheSim==null) {
XmlRpcResponse ErrorResp = new XmlRpcResponse();
Hashtable ErrorRespData = new Hashtable();
ErrorRespData["error"]="sim not found";
ErrorResp.Value=ErrorRespData;
return(Regex.Replace(XmlRpcResponseSerializer.Singleton.Serialize(ErrorResp),"utf-16","utf-8"));
}
XmlRpcResponse SimLoginResp = new XmlRpcResponse();
Hashtable SimLoginRespData = new Hashtable();
ArrayList SimNeighboursData = new ArrayList();
SimProfileBase neighbour;
Hashtable NeighbourBlock;
for(int x=-1; x<2; x++) for(int y=-1; y<2; y++) {
if(OpenGrid_Main.thegrid._regionmanager.GetProfileByHandle(Helpers.UIntsToLong((uint)((TheSim.RegionLocX+x)*256), (uint)(TheSim.RegionLocY+y)*256))!=null) {
neighbour=OpenGrid_Main.thegrid._regionmanager.GetProfileByHandle(Helpers.UIntsToLong((uint)((TheSim.RegionLocX+x)*256), (uint)(TheSim.RegionLocY+y)*256));
NeighbourBlock = new Hashtable();
NeighbourBlock["sim_ip"] = neighbour.sim_ip;
NeighbourBlock["sim_port"] = neighbour.sim_port.ToString();
NeighbourBlock["region_locx"] = neighbour.RegionLocX.ToString();
NeighbourBlock["region_locy"] = neighbour.RegionLocY.ToString();
NeighbourBlock["UUID"] = neighbour.UUID.ToString();
SimNeighboursData.Add(NeighbourBlock);
}
}
SimLoginRespData["UUID"]=TheSim.UUID;
SimLoginRespData["region_locx"]=TheSim.RegionLocX.ToString();
SimLoginRespData["region_locy"]=TheSim.RegionLocY.ToString();
SimLoginRespData["regionname"]=TheSim.regionname;
SimLoginRespData["estate_id"]="1";
SimLoginRespData["neighbours"]=SimNeighboursData;
SimLoginRespData["asset_url"]=OpenGrid_Main.thegrid.DefaultAssetServer;
SimLoginRespData["asset_sendkey"]=OpenGrid_Main.thegrid.AssetSendKey;
SimLoginRespData["asset_recvkey"]=OpenGrid_Main.thegrid.AssetRecvKey;
SimLoginRespData["user_url"]=OpenGrid_Main.thegrid.DefaultUserServer;
SimLoginRespData["user_sendkey"]=OpenGrid_Main.thegrid.UserSendKey;
SimLoginRespData["user_recvkey"]=OpenGrid_Main.thegrid.UserRecvKey;
SimLoginRespData["authkey"]=OpenGrid_Main.thegrid.SimSendKey;
SimLoginResp.Value=SimLoginRespData;
return(Regex.Replace(XmlRpcResponseSerializer.Singleton.Serialize(SimLoginResp),"utf-16","utf-8"));
break;
}
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} catch(Exception e) {
Console.WriteLine(e.ToString());
}
return "";
}
static string ParseREST(string requestURL, string requestBody, string HTTPmethod) {
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char[] splitter = {'/'};
string[] rest_params = requestURL.Split(splitter);
string req_type = rest_params[0]; // First part of the URL is the type of request -
string respstring="";
SimProfileBase TheSim;
Console.WriteLine(req_type);
switch(req_type) {
case "regions":
// DIRTY HACK ALERT
Console.WriteLine("/regions/ accessed");
TheSim=OpenGrid_Main.thegrid._regionmanager.GetProfileByHandle((ulong)Convert.ToUInt64(rest_params[1]));
respstring=ParseREST("/regions/" + rest_params[1], requestBody, HTTPmethod);
break;
case "sims":
LLUUID UUID = new LLUUID((string)rest_params[1]);
TheSim = OpenGrid_Main.thegrid._regionmanager.GetProfileByLLUUID(UUID);
if(!(TheSim==null)) {
switch(HTTPmethod) {
case "GET":
respstring="<authkey>" + OpenGrid_Main.thegrid.SimSendKey + "</authkey>";
respstring+="<sim>";
respstring+="<uuid>" + TheSim.UUID.ToString() + "</uuid>";
respstring+="<regionname>" + TheSim.regionname + "</regionname>";
respstring+="<sim_ip>" + TheSim.sim_ip + "</sim_ip>";
respstring+="<sim_port>" + TheSim.sim_port.ToString() + "</sim_port>";
respstring+="<region_locx>" + TheSim.RegionLocX.ToString() + "</region_locx>";
respstring+="<region_locy>" + TheSim.RegionLocY.ToString() + "</region_locy>";
respstring+="<estate_id>1</estate_id>";
respstring+="</sim>";
break;
case "POST":
Console.WriteLine("Updating sim details.....");
XmlDocument doc = new XmlDocument();
doc.LoadXml(requestBody);
XmlNode authkeynode = doc.FirstChild;
if (authkeynode.Name != "authkey") {
respstring = "ERROR! bad XML - expected authkey tag";
return respstring;
}
XmlNode simnode = doc.ChildNodes[1];
if (simnode.Name != "sim") {
respstring = "ERROR! bad XML - expected sim tag";
return respstring;
}
if (authkeynode.Name != OpenGrid_Main.thegrid.SimRecvKey) {
respstring = "ERROR! invalid key";
return respstring;
}
if (TheSim==null) {
respstring="ERROR! sim not found";
return respstring;
} else {
for(int i=0; i<= simnode.ChildNodes.Count; i++) {
switch(simnode.ChildNodes[i].Name) {
case "uuid":
// should a sim be able to update it's own UUID? To be decided
// watch next week for the exciting conclusion in "the adventures of OpenGridServices.GridServer/GridHttp.cs:ParseREST() at line 190!
break; // and line 190's arch-enemy - THE BREAK STATEMENT! OH NOES!!!!! (this code written at 6:57AM, no sleep, lots of caffeine)
case "regionname":
TheSim.regionname=simnode.ChildNodes[i].InnerText;
break;
case "sim_ip":
TheSim.sim_ip=simnode.ChildNodes[i].InnerText;
break;
case "sim_port":
TheSim.sim_port=Convert.ToUInt32(simnode.ChildNodes[i].InnerText);
break;
case "region_locx":
TheSim.RegionLocX=Convert.ToUInt32((string)simnode.ChildNodes[i].InnerText);
TheSim.regionhandle=Helpers.UIntsToLong((TheSim.RegionLocX * 256), (TheSim.RegionLocY * 256));
break;
case "region_locy":
TheSim.RegionLocY=Convert.ToUInt32((string)simnode.ChildNodes[i].InnerText);
TheSim.regionhandle=Helpers.UIntsToLong((TheSim.RegionLocX * 256), (TheSim.RegionLocY * 256));
break;
}
}
respstring="OK";
}
break;
}
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}
return respstring;
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break;
}
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return "";
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}
static void HandleRequest(Object stateinfo) {
HttpListenerContext context=(HttpListenerContext)stateinfo;
HttpListenerRequest request = context.Request;
HttpListenerResponse response = context.Response;
response.KeepAlive=false;
response.SendChunked=false;
System.IO.Stream body = request.InputStream;
System.Text.Encoding encoding = System.Text.Encoding.UTF8;
System.IO.StreamReader reader = new System.IO.StreamReader(body, encoding);
string requestBody = reader.ReadToEnd();
body.Close();
reader.Close();
// TODO: AUTHENTICATION!!!!!!!!! MUST ADD!!!!!!!!!! SCRIPT KIDDIES LOVE LACK OF IT!!!!!!!!!!
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string responseString="";
switch(request.ContentType) {
case "text/xml":
// must be XML-RPC, so pass to the XML-RPC parser
responseString=ParseXMLRPC(requestBody,request.Headers["Referer"]);
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response.AddHeader("Content-type","text/xml");
break;
case "text/plaintext":
// must be REST
responseString=ParseREST(request.RawUrl,requestBody,request.HttpMethod);
break;
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case null:
// must be REST or invalid crap, so pass to the REST parser
responseString=ParseREST(request.RawUrl,requestBody,request.HttpMethod);
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break;
}
byte[] buffer = System.Text.Encoding.UTF8.GetBytes(responseString);
System.IO.Stream output = response.OutputStream;
response.SendChunked=false;
response.ContentLength64=buffer.Length;
output.Write(buffer,0,buffer.Length);
output.Close();
}
}
}