Files
opensim/OpenSim/Services/HypergridService/HGFriendsService.cs
Justin Clark-Casey (justincc) ec8d21c434 Label all threadpool calls being made in core OpenSimulator. This is to add problem diagnosis.
"show threadpool calls" now also returns named (labelled), anonymous (unlabelled) and total call stats.
2014-11-25 23:23:10 +00:00

410 lines
18 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.Generic;
using System.Net;
using System.Reflection;
using OpenSim.Framework;
using OpenSim.Services.Connectors.Friends;
using OpenSim.Services.Connectors.Hypergrid;
using OpenSim.Services.Interfaces;
using GridRegion = OpenSim.Services.Interfaces.GridRegion;
using OpenSim.Server.Base;
using FriendInfo = OpenSim.Services.Interfaces.FriendInfo;
using OpenMetaverse;
using log4net;
using Nini.Config;
namespace OpenSim.Services.HypergridService
{
/// <summary>
/// W2W social networking
/// </summary>
public class HGFriendsService : IHGFriendsService
{
private static readonly ILog m_log =
LogManager.GetLogger(
MethodBase.GetCurrentMethod().DeclaringType);
static bool m_Initialized = false;
protected static IGridUserService m_GridUserService;
protected static IGridService m_GridService;
protected static IGatekeeperService m_GatekeeperService;
protected static IFriendsService m_FriendsService;
protected static IPresenceService m_PresenceService;
protected static IUserAccountService m_UserAccountService;
protected static IFriendsSimConnector m_FriendsLocalSimConnector; // standalone, points to HGFriendsModule
protected static FriendsSimConnector m_FriendsSimConnector; // grid
private static string m_ConfigName = "HGFriendsService";
public HGFriendsService(IConfigSource config, String configName, IFriendsSimConnector localSimConn)
{
if (m_FriendsLocalSimConnector == null)
m_FriendsLocalSimConnector = localSimConn;
if (!m_Initialized)
{
m_Initialized = true;
if (configName != String.Empty)
m_ConfigName = configName;
Object[] args = new Object[] { config };
IConfig serverConfig = config.Configs[m_ConfigName];
if (serverConfig == null)
throw new Exception(String.Format("No section {0} in config file", m_ConfigName));
string theService = serverConfig.GetString("FriendsService", string.Empty);
if (theService == String.Empty)
throw new Exception("No FriendsService in config file " + m_ConfigName);
m_FriendsService = ServerUtils.LoadPlugin<IFriendsService>(theService, args);
theService = serverConfig.GetString("UserAccountService", string.Empty);
if (theService == String.Empty)
throw new Exception("No UserAccountService in " + m_ConfigName);
m_UserAccountService = ServerUtils.LoadPlugin<IUserAccountService>(theService, args);
theService = serverConfig.GetString("GridService", string.Empty);
if (theService == String.Empty)
throw new Exception("No GridService in " + m_ConfigName);
m_GridService = ServerUtils.LoadPlugin<IGridService>(theService, args);
theService = serverConfig.GetString("PresenceService", string.Empty);
if (theService == String.Empty)
throw new Exception("No PresenceService in " + m_ConfigName);
m_PresenceService = ServerUtils.LoadPlugin<IPresenceService>(theService, args);
m_FriendsSimConnector = new FriendsSimConnector();
m_log.DebugFormat("[HGFRIENDS SERVICE]: Starting...");
}
}
#region IHGFriendsService
public int GetFriendPerms(UUID userID, UUID friendID)
{
FriendInfo[] friendsInfo = m_FriendsService.GetFriends(userID);
foreach (FriendInfo finfo in friendsInfo)
{
if (finfo.Friend.StartsWith(friendID.ToString()))
return finfo.TheirFlags;
}
return -1;
}
public bool NewFriendship(FriendInfo friend, bool verified)
{
UUID friendID;
string tmp = string.Empty, url = String.Empty, first = String.Empty, last = String.Empty;
if (!Util.ParseUniversalUserIdentifier(friend.Friend, out friendID, out url, out first, out last, out tmp))
return false;
m_log.DebugFormat("[HGFRIENDS SERVICE]: New friendship {0} {1} ({2})", friend.PrincipalID, friend.Friend, verified);
// Does the friendship already exist?
FriendInfo[] finfos = m_FriendsService.GetFriends(friend.PrincipalID);
foreach (FriendInfo finfo in finfos)
{
if (finfo.Friend.StartsWith(friendID.ToString()))
return false;
}
// Verified user session. But the user needs to confirm friendship when he gets home
if (verified)
return m_FriendsService.StoreFriend(friend.PrincipalID.ToString(), friend.Friend, 0);
// Does the reverted friendship exist? meaning that this user initiated the request
finfos = m_FriendsService.GetFriends(friendID);
bool userInitiatedOffer = false;
foreach (FriendInfo finfo in finfos)
{
if (friend.Friend.StartsWith(finfo.PrincipalID.ToString()) && finfo.Friend.StartsWith(friend.PrincipalID.ToString()) && finfo.TheirFlags == -1)
{
userInitiatedOffer = true;
// Let's delete the existing friendship relations that was stored
m_FriendsService.Delete(friendID, finfo.Friend);
break;
}
}
if (userInitiatedOffer)
{
m_FriendsService.StoreFriend(friend.PrincipalID.ToString(), friend.Friend, 1);
m_FriendsService.StoreFriend(friend.Friend, friend.PrincipalID.ToString(), 1);
// notify the user
ForwardToSim("ApproveFriendshipRequest", friendID, Util.UniversalName(first, last, url), "", friend.PrincipalID, "");
return true;
}
return false;
}
public bool DeleteFriendship(FriendInfo friend, string secret)
{
FriendInfo[] finfos = m_FriendsService.GetFriends(friend.PrincipalID);
foreach (FriendInfo finfo in finfos)
{
// We check the secret here. Or if the friendship request was initiated here, and was declined
if (finfo.Friend.StartsWith(friend.Friend) && finfo.Friend.EndsWith(secret))
{
m_log.DebugFormat("[HGFRIENDS SERVICE]: Delete friendship {0} {1}", friend.PrincipalID, friend.Friend);
m_FriendsService.Delete(friend.PrincipalID, finfo.Friend);
m_FriendsService.Delete(finfo.Friend, friend.PrincipalID.ToString());
return true;
}
}
return false;
}
public bool FriendshipOffered(UUID fromID, string fromName, UUID toID, string message)
{
UserAccount account = m_UserAccountService.GetUserAccount(UUID.Zero, toID);
if (account == null)
return false;
// OK, we have that user here.
// So let's send back the call, but start a thread to continue
// with the verification and the actual action.
Util.FireAndForget(
o => ProcessFriendshipOffered(fromID, fromName, toID, message), null, "HGFriendsService.ProcessFriendshipOffered");
return true;
}
public bool ValidateFriendshipOffered(UUID fromID, UUID toID)
{
FriendInfo[] finfos = m_FriendsService.GetFriends(toID.ToString());
foreach (FriendInfo fi in finfos)
{
if (fi.Friend.StartsWith(fromID.ToString()) && fi.TheirFlags == -1)
return true;
}
return false;
}
public List<UUID> StatusNotification(List<string> friends, UUID foreignUserID, bool online)
{
if (m_FriendsService == null || m_PresenceService == null)
{
m_log.WarnFormat("[HGFRIENDS SERVICE]: Unable to perform status notifications because friends or presence services are missing");
return new List<UUID>();
}
// Let's unblock the caller right now, and take it from here async
List<UUID> localFriendsOnline = new List<UUID>();
m_log.DebugFormat("[HGFRIENDS SERVICE]: Status notification: foreign user {0} wants to notify {1} local friends of {2} status",
foreignUserID, friends.Count, (online ? "online" : "offline"));
// First, let's double check that the reported friends are, indeed, friends of that user
// And let's check that the secret matches
List<string> usersToBeNotified = new List<string>();
foreach (string uui in friends)
{
UUID localUserID;
string secret = string.Empty, tmp = string.Empty;
if (Util.ParseUniversalUserIdentifier(uui, out localUserID, out tmp, out tmp, out tmp, out secret))
{
FriendInfo[] friendInfos = m_FriendsService.GetFriends(localUserID);
foreach (FriendInfo finfo in friendInfos)
{
if (finfo.Friend.StartsWith(foreignUserID.ToString()) && finfo.Friend.EndsWith(secret))
{
// great!
usersToBeNotified.Add(localUserID.ToString());
}
}
}
}
// Now, let's send the notifications
//m_log.DebugFormat("[HGFRIENDS SERVICE]: Status notification: user has {0} local friends", usersToBeNotified.Count);
// First, let's send notifications to local users who are online in the home grid
PresenceInfo[] friendSessions = m_PresenceService.GetAgents(usersToBeNotified.ToArray());
if (friendSessions != null && friendSessions.Length > 0)
{
PresenceInfo friendSession = null;
foreach (PresenceInfo pinfo in friendSessions)
if (pinfo.RegionID != UUID.Zero) // let's guard against traveling agents
{
friendSession = pinfo;
break;
}
if (friendSession != null)
{
ForwardStatusNotificationToSim(friendSession.RegionID, foreignUserID, friendSession.UserID, online);
usersToBeNotified.Remove(friendSession.UserID.ToString());
UUID id;
if (UUID.TryParse(friendSession.UserID, out id))
localFriendsOnline.Add(id);
}
}
// // Lastly, let's notify the rest who may be online somewhere else
// foreach (string user in usersToBeNotified)
// {
// UUID id = new UUID(user);
// //m_UserAgentService.LocateUser(id);
// //etc...
// //if (m_TravelingAgents.ContainsKey(id) && m_TravelingAgents[id].GridExternalName != m_GridName)
// //{
// // string url = m_TravelingAgents[id].GridExternalName;
// // // forward
// //}
// //m_log.WarnFormat("[HGFRIENDS SERVICE]: User {0} is visiting another grid. HG Status notifications still not implemented.", user);
// }
// and finally, let's send the online friends
if (online)
{
return localFriendsOnline;
}
else
return new List<UUID>();
}
#endregion IHGFriendsService
#region Aux
private void ProcessFriendshipOffered(UUID fromID, String fromName, UUID toID, String message)
{
// Great, it's a genuine request. Let's proceed.
// But now we need to confirm that the requester is who he says he is
// before we act on the friendship request.
if (!fromName.Contains("@"))
return;
string[] parts = fromName.Split(new char[] {'@'});
if (parts.Length != 2)
return;
string uriStr = "http://" + parts[1];
try
{
new Uri(uriStr);
}
catch (UriFormatException)
{
return;
}
UserAgentServiceConnector uasConn = new UserAgentServiceConnector(uriStr);
Dictionary<string, object> servers = uasConn.GetServerURLs(fromID);
if (!servers.ContainsKey("FriendsServerURI"))
return;
HGFriendsServicesConnector friendsConn = new HGFriendsServicesConnector(servers["FriendsServerURI"].ToString());
if (!friendsConn.ValidateFriendshipOffered(fromID, toID))
{
m_log.WarnFormat("[HGFRIENDS SERVICE]: Friendship request from {0} to {1} is invalid. Impersonations?", fromID, toID);
return;
}
string fromUUI = Util.UniversalIdentifier(fromID, parts[0], "@" + parts[1], uriStr);
// OK, we're good!
ForwardToSim("FriendshipOffered", fromID, fromName, fromUUI, toID, message);
}
private bool ForwardToSim(string op, UUID fromID, string name, String fromUUI, UUID toID, string message)
{
PresenceInfo session = null;
GridRegion region = null;
PresenceInfo[] sessions = m_PresenceService.GetAgents(new string[] { toID.ToString() });
if (sessions != null && sessions.Length > 0)
session = sessions[0];
if (session != null)
region = m_GridService.GetRegionByUUID(UUID.Zero, session.RegionID);
switch (op)
{
case "FriendshipOffered":
// Let's store backwards
string secret = UUID.Random().ToString().Substring(0, 8);
m_FriendsService.StoreFriend(toID.ToString(), fromUUI + ";" + secret, 0);
if (m_FriendsLocalSimConnector != null) // standalone
{
GridInstantMessage im = new GridInstantMessage(null, fromID, name, toID,
(byte)InstantMessageDialog.FriendshipOffered, message, false, Vector3.Zero);
// !! HACK
im.imSessionID = im.fromAgentID;
return m_FriendsLocalSimConnector.LocalFriendshipOffered(toID, im);
}
else if (region != null) // grid
return m_FriendsSimConnector.FriendshipOffered(region, fromID, toID, message, name);
break;
case "ApproveFriendshipRequest":
if (m_FriendsLocalSimConnector != null) // standalone
return m_FriendsLocalSimConnector.LocalFriendshipApproved(fromID, name, toID);
else if (region != null) //grid
return m_FriendsSimConnector.FriendshipApproved(region, fromID, name, toID);
break;
}
return false;
}
protected void ForwardStatusNotificationToSim(UUID regionID, UUID foreignUserID, string user, bool online)
{
UUID userID;
if (UUID.TryParse(user, out userID))
{
if (m_FriendsLocalSimConnector != null)
{
m_log.DebugFormat("[HGFRIENDS SERVICE]: Local Notify, user {0} is {1}", foreignUserID, (online ? "online" : "offline"));
m_FriendsLocalSimConnector.StatusNotify(foreignUserID, userID, online);
}
else
{
GridRegion region = m_GridService.GetRegionByUUID(UUID.Zero /* !!! */, regionID);
if (region != null)
{
m_log.DebugFormat("[HGFRIENDS SERVICE]: Remote Notify to region {0}, user {1} is {2}", region.RegionName, foreignUserID, (online ? "online" : "offline"));
m_FriendsSimConnector.StatusNotify(region, foreignUserID, userID.ToString(), online);
}
}
}
}
#endregion Aux
}
}