OpenSimMirror/OpenSim/Services/Connectors/Hypergrid/UserAgentServiceConnector.cs

626 lines
23 KiB
C#

/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* 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 OpenSimulator Project 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 THE DEVELOPERS ``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 THE CONTRIBUTORS 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.Collections;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Reflection;
using System.Text;
using OpenSim.Framework;
using OpenSim.Services.Interfaces;
using OpenSim.Services.Connectors.Simulation;
using GridRegion = OpenSim.Services.Interfaces.GridRegion;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using log4net;
using Nwc.XmlRpc;
using Nini.Config;
namespace OpenSim.Services.Connectors.Hypergrid
{
public class UserAgentServiceConnector : SimulationServiceConnector, IUserAgentService
{
private static readonly ILog m_log =
LogManager.GetLogger(
MethodBase.GetCurrentMethod().DeclaringType);
private string m_ServerURLHost;
private string m_ServerURL;
private GridRegion m_Gatekeeper;
public UserAgentServiceConnector(string url) : this(url, true)
{
}
public UserAgentServiceConnector(string url, bool dnsLookup)
{
m_ServerURL = m_ServerURLHost = url;
if (dnsLookup)
{
// Doing this here, because XML-RPC or mono have some strong ideas about
// caching DNS translations.
try
{
Uri m_Uri = new Uri(m_ServerURL);
IPAddress ip = Util.GetHostFromDNS(m_Uri.Host);
m_ServerURL = m_ServerURL.Replace(m_Uri.Host, ip.ToString());
if (!m_ServerURL.EndsWith("/"))
m_ServerURL += "/";
}
catch (Exception e)
{
m_log.DebugFormat("[USER AGENT CONNECTOR]: Malformed Uri {0}: {1}", url, e.Message);
}
}
//m_log.DebugFormat("[USER AGENT CONNECTOR]: new connector to {0} ({1})", url, m_ServerURL);
}
public UserAgentServiceConnector(IConfigSource config)
{
IConfig serviceConfig = config.Configs["UserAgentService"];
if (serviceConfig == null)
{
m_log.Error("[USER AGENT CONNECTOR]: UserAgentService missing from ini");
throw new Exception("UserAgent connector init error");
}
string serviceURI = serviceConfig.GetString("UserAgentServerURI",
String.Empty);
if (serviceURI == String.Empty)
{
m_log.Error("[USER AGENT CONNECTOR]: No Server URI named in section UserAgentService");
throw new Exception("UserAgent connector init error");
}
m_ServerURL = m_ServerURLHost = serviceURI;
if (!m_ServerURL.EndsWith("/"))
m_ServerURL += "/";
//m_log.DebugFormat("[USER AGENT CONNECTOR]: new connector to {0}", m_ServerURL);
}
protected override string AgentPath()
{
return "homeagent/";
}
// The Login service calls this interface with fromLogin=true
// Sims call it with fromLogin=false
// Either way, this is verified by the handler
public bool LoginAgentToGrid(GridRegion source, AgentCircuitData aCircuit, GridRegion gatekeeper, GridRegion destination, bool fromLogin, out string reason)
{
reason = String.Empty;
if (destination == null)
{
reason = "Destination is null";
m_log.Debug("[USER AGENT CONNECTOR]: Given destination is null");
return false;
}
GridRegion home = new GridRegion();
home.ServerURI = m_ServerURL;
home.RegionID = destination.RegionID;
home.RegionLocX = destination.RegionLocX;
home.RegionLocY = destination.RegionLocY;
m_Gatekeeper = gatekeeper;
Console.WriteLine(" >>> LoginAgentToGrid <<< " + home.ServerURI);
uint flags = fromLogin ? (uint)TeleportFlags.ViaLogin : (uint)TeleportFlags.ViaHome;
return CreateAgent(source, home, aCircuit, flags, out reason);
}
// The simulators call this interface
public bool LoginAgentToGrid(GridRegion source, AgentCircuitData aCircuit, GridRegion gatekeeper, GridRegion destination, out string reason)
{
return LoginAgentToGrid(source, aCircuit, gatekeeper, destination, false, out reason);
}
protected override void PackData(OSDMap args, GridRegion source, AgentCircuitData aCircuit, GridRegion destination, uint flags)
{
base.PackData(args, source, aCircuit, destination, flags);
args["gatekeeper_serveruri"] = OSD.FromString(m_Gatekeeper.ServerURI);
args["gatekeeper_host"] = OSD.FromString(m_Gatekeeper.ExternalHostName);
args["gatekeeper_port"] = OSD.FromString(m_Gatekeeper.HttpPort.ToString());
args["destination_serveruri"] = OSD.FromString(destination.ServerURI);
}
public void SetClientToken(UUID sessionID, string token)
{
// no-op
}
private Hashtable CallServer(string methodName, Hashtable hash)
{
IList paramList = new ArrayList();
paramList.Add(hash);
XmlRpcRequest request = new XmlRpcRequest(methodName, paramList);
// Send and get reply
XmlRpcResponse response = null;
try
{
response = request.Send(m_ServerURL, 10000);
}
catch (Exception e)
{
m_log.DebugFormat("[USER AGENT CONNECTOR]: {0} call to {1} failed: {2}", methodName, m_ServerURLHost, e.Message);
throw;
}
if (response.IsFault)
{
throw new Exception(string.Format("[USER AGENT CONNECTOR]: {0} call to {1} returned an error: {2}", methodName, m_ServerURLHost, response.FaultString));
}
hash = (Hashtable)response.Value;
if (hash == null)
{
throw new Exception(string.Format("[USER AGENT CONNECTOR]: {0} call to {1} returned null", methodName, m_ServerURLHost));
}
return hash;
}
public GridRegion GetHomeRegion(UUID userID, out Vector3 position, out Vector3 lookAt)
{
position = Vector3.UnitY; lookAt = Vector3.UnitY;
Hashtable hash = new Hashtable();
hash["userID"] = userID.ToString();
hash = CallServer("get_home_region", hash);
bool success;
if (!Boolean.TryParse((string)hash["result"], out success) || !success)
return null;
GridRegion region = new GridRegion();
UUID.TryParse((string)hash["uuid"], out region.RegionID);
//m_log.Debug(">> HERE, uuid: " + region.RegionID);
int n = 0;
if (hash["x"] != null)
{
Int32.TryParse((string)hash["x"], out n);
region.RegionLocX = n;
//m_log.Debug(">> HERE, x: " + region.RegionLocX);
}
if (hash["y"] != null)
{
Int32.TryParse((string)hash["y"], out n);
region.RegionLocY = n;
//m_log.Debug(">> HERE, y: " + region.RegionLocY);
}
if (hash["size_x"] != null)
{
Int32.TryParse((string)hash["size_x"], out n);
region.RegionSizeX = n;
//m_log.Debug(">> HERE, x: " + region.RegionLocX);
}
if (hash["size_y"] != null)
{
Int32.TryParse((string)hash["size_y"], out n);
region.RegionSizeY = n;
//m_log.Debug(">> HERE, y: " + region.RegionLocY);
}
if (hash["region_name"] != null)
{
region.RegionName = (string)hash["region_name"];
//m_log.Debug(">> HERE, name: " + region.RegionName);
}
if (hash["hostname"] != null)
region.ExternalHostName = (string)hash["hostname"];
if (hash["http_port"] != null)
{
uint p = 0;
UInt32.TryParse((string)hash["http_port"], out p);
region.HttpPort = p;
}
if (hash.ContainsKey("server_uri") && hash["server_uri"] != null)
region.ServerURI = (string)hash["server_uri"];
if (hash["internal_port"] != null)
{
int p = 0;
Int32.TryParse((string)hash["internal_port"], out p);
region.InternalEndPoint = new IPEndPoint(IPAddress.Parse("0.0.0.0"), p);
}
if (hash["position"] != null)
Vector3.TryParse((string)hash["position"], out position);
if (hash["lookAt"] != null)
Vector3.TryParse((string)hash["lookAt"], out lookAt);
// Successful return
return region;
}
public bool IsAgentComingHome(UUID sessionID, string thisGridExternalName)
{
Hashtable hash = new Hashtable();
hash["sessionID"] = sessionID.ToString();
hash["externalName"] = thisGridExternalName;
IList paramList = new ArrayList();
paramList.Add(hash);
XmlRpcRequest request = new XmlRpcRequest("agent_is_coming_home", paramList);
string reason = string.Empty;
return GetBoolResponse(request, out reason);
}
public bool VerifyAgent(UUID sessionID, string token)
{
Hashtable hash = new Hashtable();
hash["sessionID"] = sessionID.ToString();
hash["token"] = token;
IList paramList = new ArrayList();
paramList.Add(hash);
XmlRpcRequest request = new XmlRpcRequest("verify_agent", paramList);
string reason = string.Empty;
return GetBoolResponse(request, out reason);
}
public bool VerifyClient(UUID sessionID, string token)
{
Hashtable hash = new Hashtable();
hash["sessionID"] = sessionID.ToString();
hash["token"] = token;
IList paramList = new ArrayList();
paramList.Add(hash);
XmlRpcRequest request = new XmlRpcRequest("verify_client", paramList);
string reason = string.Empty;
return GetBoolResponse(request, out reason);
}
public void LogoutAgent(UUID userID, UUID sessionID)
{
Hashtable hash = new Hashtable();
hash["sessionID"] = sessionID.ToString();
hash["userID"] = userID.ToString();
IList paramList = new ArrayList();
paramList.Add(hash);
XmlRpcRequest request = new XmlRpcRequest("logout_agent", paramList);
string reason = string.Empty;
GetBoolResponse(request, out reason);
}
[Obsolete]
public List<UUID> StatusNotification(List<string> friends, UUID userID, bool online)
{
Hashtable hash = new Hashtable();
hash["userID"] = userID.ToString();
hash["online"] = online.ToString();
int i = 0;
foreach (string s in friends)
{
hash["friend_" + i.ToString()] = s;
i++;
}
IList paramList = new ArrayList();
paramList.Add(hash);
XmlRpcRequest request = new XmlRpcRequest("status_notification", paramList);
// string reason = string.Empty;
// Send and get reply
List<UUID> friendsOnline = new List<UUID>();
XmlRpcResponse response = null;
try
{
response = request.Send(m_ServerURL, 6000);
}
catch
{
m_log.DebugFormat("[USER AGENT CONNECTOR]: Unable to contact remote server {0} for StatusNotification", m_ServerURLHost);
// reason = "Exception: " + e.Message;
return friendsOnline;
}
if (response.IsFault)
{
m_log.ErrorFormat("[USER AGENT CONNECTOR]: remote call to {0} for StatusNotification returned an error: {1}", m_ServerURLHost, response.FaultString);
// reason = "XMLRPC Fault";
return friendsOnline;
}
hash = (Hashtable)response.Value;
//foreach (Object o in hash)
// m_log.Debug(">> " + ((DictionaryEntry)o).Key + ":" + ((DictionaryEntry)o).Value);
try
{
if (hash == null)
{
m_log.ErrorFormat("[USER AGENT CONNECTOR]: GetOnlineFriends Got null response from {0}! THIS IS BAAAAD", m_ServerURLHost);
// reason = "Internal error 1";
return friendsOnline;
}
// Here is the actual response
foreach (object key in hash.Keys)
{
if (key is string && ((string)key).StartsWith("friend_") && hash[key] != null)
{
UUID uuid;
if (UUID.TryParse(hash[key].ToString(), out uuid))
friendsOnline.Add(uuid);
}
}
}
catch
{
m_log.ErrorFormat("[USER AGENT CONNECTOR]: Got exception on GetOnlineFriends response.");
// reason = "Exception: " + e.Message;
}
return friendsOnline;
}
[Obsolete]
public List<UUID> GetOnlineFriends(UUID userID, List<string> friends)
{
Hashtable hash = new Hashtable();
hash["userID"] = userID.ToString();
int i = 0;
foreach (string s in friends)
{
hash["friend_" + i.ToString()] = s;
i++;
}
IList paramList = new ArrayList();
paramList.Add(hash);
XmlRpcRequest request = new XmlRpcRequest("get_online_friends", paramList);
// string reason = string.Empty;
// Send and get reply
List<UUID> online = new List<UUID>();
XmlRpcResponse response = null;
try
{
response = request.Send(m_ServerURL, 10000);
}
catch
{
m_log.DebugFormat("[USER AGENT CONNECTOR]: Unable to contact remote server {0} for GetOnlineFriends", m_ServerURLHost);
// reason = "Exception: " + e.Message;
return online;
}
if (response.IsFault)
{
m_log.ErrorFormat("[USER AGENT CONNECTOR]: remote call to {0} for GetOnlineFriends returned an error: {1}", m_ServerURLHost, response.FaultString);
// reason = "XMLRPC Fault";
return online;
}
hash = (Hashtable)response.Value;
//foreach (Object o in hash)
// m_log.Debug(">> " + ((DictionaryEntry)o).Key + ":" + ((DictionaryEntry)o).Value);
try
{
if (hash == null)
{
m_log.ErrorFormat("[USER AGENT CONNECTOR]: GetOnlineFriends Got null response from {0}! THIS IS BAAAAD", m_ServerURLHost);
// reason = "Internal error 1";
return online;
}
// Here is the actual response
foreach (object key in hash.Keys)
{
if (key is string && ((string)key).StartsWith("friend_") && hash[key] != null)
{
UUID uuid;
if (UUID.TryParse(hash[key].ToString(), out uuid))
online.Add(uuid);
}
}
}
catch
{
m_log.ErrorFormat("[USER AGENT CONNECTOR]: Got exception on GetOnlineFriends response.");
// reason = "Exception: " + e.Message;
}
return online;
}
public Dictionary<string,object> GetUserInfo (UUID userID)
{
Hashtable hash = new Hashtable();
hash["userID"] = userID.ToString();
hash = CallServer("get_user_info", hash);
Dictionary<string, object> info = new Dictionary<string, object>();
foreach (object key in hash.Keys)
{
if (hash[key] != null)
{
info.Add(key.ToString(), hash[key]);
}
}
return info;
}
public Dictionary<string, object> GetServerURLs(UUID userID)
{
Hashtable hash = new Hashtable();
hash["userID"] = userID.ToString();
hash = CallServer("get_server_urls", hash);
Dictionary<string, object> serverURLs = new Dictionary<string, object>();
foreach (object key in hash.Keys)
{
if (key is string && ((string)key).StartsWith("SRV_") && hash[key] != null)
{
string serverType = key.ToString().Substring(4); // remove "SRV_"
serverURLs.Add(serverType, hash[key].ToString());
}
}
return serverURLs;
}
public string LocateUser(UUID userID)
{
Hashtable hash = new Hashtable();
hash["userID"] = userID.ToString();
hash = CallServer("locate_user", hash);
string url = string.Empty;
// Here's the actual response
if (hash.ContainsKey("URL"))
url = hash["URL"].ToString();
return url;
}
public string GetUUI(UUID userID, UUID targetUserID)
{
Hashtable hash = new Hashtable();
hash["userID"] = userID.ToString();
hash["targetUserID"] = targetUserID.ToString();
hash = CallServer("get_uui", hash);
string uui = string.Empty;
// Here's the actual response
if (hash.ContainsKey("UUI"))
uui = hash["UUI"].ToString();
return uui;
}
public UUID GetUUID(String first, String last)
{
Hashtable hash = new Hashtable();
hash["first"] = first;
hash["last"] = last;
hash = CallServer("get_uuid", hash);
if (!hash.ContainsKey("UUID"))
{
throw new Exception(string.Format("[USER AGENT CONNECTOR]: get_uuid call to {0} didn't return a UUID", m_ServerURLHost));
}
UUID uuid;
if (!UUID.TryParse(hash["UUID"].ToString(), out uuid))
{
throw new Exception(string.Format("[USER AGENT CONNECTOR]: get_uuid call to {0} returned an invalid UUID: {1}", m_ServerURLHost, hash["UUID"].ToString()));
}
return uuid;
}
private bool GetBoolResponse(XmlRpcRequest request, out string reason)
{
//m_log.Debug("[USER AGENT CONNECTOR]: GetBoolResponse from/to " + m_ServerURLHost);
XmlRpcResponse response = null;
try
{
response = request.Send(m_ServerURL, 10000);
}
catch (Exception e)
{
m_log.DebugFormat("[USER AGENT CONNECTOR]: Unable to contact remote server {0} for GetBoolResponse", m_ServerURLHost);
reason = "Exception: " + e.Message;
return false;
}
if (response.IsFault)
{
m_log.ErrorFormat("[USER AGENT CONNECTOR]: remote call to {0} for GetBoolResponse returned an error: {1}", m_ServerURLHost, response.FaultString);
reason = "XMLRPC Fault";
return false;
}
Hashtable hash = (Hashtable)response.Value;
//foreach (Object o in hash)
// m_log.Debug(">> " + ((DictionaryEntry)o).Key + ":" + ((DictionaryEntry)o).Value);
try
{
if (hash == null)
{
m_log.ErrorFormat("[USER AGENT CONNECTOR]: Got null response from {0}! THIS IS BAAAAD", m_ServerURLHost);
reason = "Internal error 1";
return false;
}
bool success = false;
reason = string.Empty;
if (hash.ContainsKey("result"))
Boolean.TryParse((string)hash["result"], out success);
else
{
reason = "Internal error 2";
m_log.WarnFormat("[USER AGENT CONNECTOR]: response from {0} does not have expected key 'result'", m_ServerURLHost);
}
return success;
}
catch (Exception e)
{
m_log.ErrorFormat("[USER AGENT CONNECTOR]: Got exception on GetBoolResponse response.");
if (hash.ContainsKey("result") && hash["result"] != null)
m_log.ErrorFormat("Reply was ", (string)hash["result"]);
reason = "Exception: " + e.Message;
return false;
}
}
}
}