From 2159b3079ec8df2a7337a9d4ea54810b7028c4e1 Mon Sep 17 00:00:00 2001 From: gareth Date: Wed, 7 Mar 2007 19:07:00 +0000 Subject: fixed last screwup --- src/GridServers/LoginServer.cs | 322 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 322 insertions(+) create mode 100644 src/GridServers/LoginServer.cs (limited to 'src/GridServers') diff --git a/src/GridServers/LoginServer.cs b/src/GridServers/LoginServer.cs new file mode 100644 index 0000000..da982e7 --- /dev/null +++ b/src/GridServers/LoginServer.cs @@ -0,0 +1,322 @@ +/* +* Copyright (c) OpenSim project, http://sim.opensecondlife.org/ +* +* 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 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 ``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 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 Nwc.XmlRpc; +using System; +using System.IO; +using System.Net; +using System.Net.Sockets; +using System.Text; +using System.Text.RegularExpressions; +using System.Threading; +using System.Collections; +using System.Security.Cryptography; +using System.Xml; +using libsecondlife; +using OpenSim; + +namespace OpenSim.GridServers +{ + + /// + /// When running in local (default) mode , handles client logins. + /// + public class LoginServer + { + public LoginServer(IGridServer gridServer) + { + _gridServer = gridServer; + } + private Login _login; + private IGridServer _gridServer; + private ushort _loginPort = 8080; + public IPAddress clientAddress = IPAddress.Loopback; + public IPAddress remoteAddress = IPAddress.Any; + private Socket loginServer; + private Random RandomClass = new Random(); + private int NumClients; + private string _defaultResponse; + + private string _mpasswd; + private bool _needPasswd=false; + + // InitializeLogin: initialize the login + private void InitializeLogin() { + loginServer = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); + loginServer.Bind(new IPEndPoint(remoteAddress, _loginPort)); + loginServer.Listen(1); + + this._needPasswd=false; + //read in default response string + StreamReader SR; + string lines; + SR=File.OpenText("new-login.dat"); + + //lines=SR.ReadLine(); + + while(!SR.EndOfStream) + { + lines = SR.ReadLine(); + _defaultResponse += lines; + //lines = SR.ReadLine(); + } + SR.Close(); + this._mpasswd = EncodePassword("testpass"); + } + + public void Startup() + { + this.InitializeLogin(); + Thread runLoginProxy = new Thread(new ThreadStart(RunLogin)); + runLoginProxy.IsBackground = true; + runLoginProxy.Start(); + } + + private void RunLogin() + { + Console.WriteLine("Starting Login Server"); + try + { + for (;;) + { + Socket client = loginServer.Accept(); + IPEndPoint clientEndPoint = (IPEndPoint)client.RemoteEndPoint; + + + NetworkStream networkStream = new NetworkStream(client); + StreamReader networkReader = new StreamReader(networkStream); + StreamWriter networkWriter = new StreamWriter(networkStream); + + try + { + LoginRequest(networkReader, networkWriter); + } + catch (Exception e) + { + Console.WriteLine(e.Message); + } + + networkWriter.Close(); + networkReader.Close(); + networkStream.Close(); + + client.Close(); + + // send any packets queued for injection + + } + } + catch (Exception e) + { + Console.WriteLine(e.Message); + Console.WriteLine(e.StackTrace); + } + } + + // ProxyLogin: proxy a login request + private void LoginRequest(StreamReader reader, StreamWriter writer) + { + lock(this) + { + string line; + int contentLength = 0; + // read HTTP header + do + { + // read one line of the header + line = reader.ReadLine(); + + // check for premature EOF + if (line == null) + throw new Exception("EOF in client HTTP header"); + + // look for Content-Length + Match match = (new Regex(@"Content-Length: (\d+)$")).Match(line); + if (match.Success) + contentLength = Convert.ToInt32(match.Groups[1].Captures[0].ToString()); + } while (line != ""); + + // read the HTTP body into a buffer + char[] content = new char[contentLength]; + reader.Read(content, 0, contentLength); + + XmlRpcRequest request = (XmlRpcRequest)(new XmlRpcRequestDeserializer()).Deserialize(new String(content)); + if(request.MethodName == "login_to_simulator") + { + Hashtable requestData = (Hashtable)request.Params[0]; + string first; + string last; + string passwd; + LLUUID Agent; + LLUUID Session; + + //get login name + if(requestData.Contains("first")) + { + first = (string)requestData["first"]; + } + else + { + first = "test"; + } + + if(requestData.Contains("last")) + { + last = (string)requestData["last"]; + } + else + { + last = "User"+NumClients.ToString(); + } + + if(requestData.Contains("passwd")) + { + passwd = (string)requestData["passwd"]; + } + else + { + passwd = "notfound"; + } + + if( !Authenticate(first, last, passwd)) + { + // Fail miserably + writer.WriteLine("HTTP/1.0 403 Authentication Forbidden"); + writer.WriteLine(); + return; + } + NumClients++; + + //create a agent and session LLUUID + Agent = GetAgentId( first, last ); + int SessionRand = this.RandomClass.Next(1,999); + Session = new LLUUID("aaaabbbb-0200-"+SessionRand.ToString("0000")+"-8664-58f53e442797"); + + + XmlRpcResponse response =(XmlRpcResponse)(new XmlRpcResponseDeserializer()).Deserialize(this._defaultResponse); + Hashtable responseData = (Hashtable)response.Value; + + responseData["sim_port"] = OpenSim_Main.cfg.IPListenPort; + responseData["sim_ip"] = OpenSim_Main.cfg.IPListenAddr; + responseData["agent_id"] = Agent.ToStringHyphenated(); + responseData["session_id"] = Session.ToStringHyphenated(); + ArrayList InventoryList = (ArrayList) responseData["inventory-skeleton"]; + Hashtable Inventory1 = (Hashtable)InventoryList[0]; + Hashtable Inventory2 = (Hashtable)InventoryList[1]; + LLUUID BaseFolderID = LLUUID.Random(); + LLUUID InventoryFolderID = LLUUID.Random(); + Inventory2["name"] = "Base"; + Inventory2["folder_id"] = BaseFolderID.ToStringHyphenated(); + Inventory2["type_default"] =6; + Inventory1["folder_id"] = InventoryFolderID.ToStringHyphenated(); + + ArrayList InventoryRoot = (ArrayList) responseData["inventory-root"]; + Hashtable Inventoryroot = (Hashtable)InventoryRoot[0]; + Inventoryroot["folder_id"] = InventoryFolderID.ToStringHyphenated(); + + CustomiseLoginResponse( responseData, first, last ); + + this._login = new Login(); + //copy data to login object + _login.First = first; + _login.Last = last; + _login.Agent = Agent; + _login.Session = Session; + _login.BaseFolder = BaseFolderID; + _login.InventoryFolder = InventoryFolderID; + + //working on local computer so lets add to the gridserver's list of sessions + this._gridServer.AddNewSession(_login); + + // forward the XML-RPC response to the client + writer.WriteLine("HTTP/1.0 200 OK"); + writer.WriteLine("Content-type: text/xml"); + writer.WriteLine(); + + XmlTextWriter responseWriter = new XmlTextWriter(writer); + XmlRpcResponseSerializer.Singleton.Serialize(responseWriter, response); + responseWriter.Close(); + } + else + { + writer.WriteLine("HTTP/1.0 403 Authentication Forbidden"); + writer.WriteLine(); + } + } + } + + protected virtual void CustomiseLoginResponse( Hashtable responseData, string first, string last ) + { + } + + protected virtual LLUUID GetAgentId(string firstName, string lastName) + { + LLUUID Agent; + int AgentRand = this.RandomClass.Next(1,9999); + Agent = new LLUUID("99998888-0100-"+AgentRand.ToString("0000")+"-8ec1-0b1d5cd6aead"); + return Agent; + } + + protected virtual bool Authenticate(string first, string last, string passwd) + { + if(this._needPasswd) + { + //every user needs the password to login + string encodedPass = passwd.Remove(0,3); //remove $1$ + if(encodedPass == this._mpasswd) + { + return true; + } + else + { + return false; + } + } + else + { + //do not need password to login + return true; + } + } + + private static string EncodePassword(string passwd) + { + Byte[] originalBytes; + Byte[] encodedBytes; + MD5 md5; + + md5 = new MD5CryptoServiceProvider(); + originalBytes = ASCIIEncoding.Default.GetBytes(passwd); + encodedBytes = md5.ComputeHash(originalBytes); + + return Regex.Replace(BitConverter.ToString(encodedBytes), "-", "").ToLower(); + } + + } + + +} -- cgit v1.1