2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2010 Daniel De Graaf <danieldg@inspircd.org>
5 * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
6 * Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
8 * This file is part of InspIRCd. InspIRCd is free software: you can
9 * redistribute it and/or modify it under the terms of the GNU General Public
10 * License as published by the Free Software Foundation, version 2.
12 * This program is distributed in the hope that it will be useful, but WITHOUT
13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
26 #include "treeserver.h"
28 CmdResult CommandUID::Handle(const parameterlist ¶ms, User* serversrc)
30 SpanningTreeUtilities* Utils = ((ModuleSpanningTree*)(Module*)creator)->Utils;
31 /** Do we have enough parameters:
32 * 0 1 2 3 4 5 6 7 8 9 (n-1)
33 * UID uuid age nick host dhost ident ip.string signon +modes (modepara) :gecos
35 time_t age_t = ConvToInt(params[1]);
36 time_t signon = ConvToInt(params[7]);
38 const std::string& modestr = params[8];
40 TreeServer* remoteserver = Utils->FindServer(serversrc->server);
44 /* Is this a valid UID, and not misrouted? */
45 if (params[0].length() != 9 || params[0].substr(0,3) != serversrc->uuid)
47 /* Check parameters for validity before introducing the client, discovered by dmb */
52 if (modestr[0] != '+')
54 TreeSocket* sock = remoteserver->GetRoute()->GetSocket();
56 /* check for collision */
57 user_hash::iterator iter = ServerInstance->Users->clientlist->find(params[2]);
59 if (iter != ServerInstance->Users->clientlist->end())
64 int collide = sock->DoCollision(iter->second, age_t, params[5], params[6], params[0]);
65 ServerInstance->Logs->Log("m_spanningtree",LOG_DEBUG,"*** Collision on %s, collide=%d", params[2].c_str(), collide);
69 /* remote client lost, make sure we change their nick for the hash too
71 * This alters the line that will be sent to other servers, which
72 * commands normally shouldn't do; hence the required const_cast.
74 const_cast<parameterlist&>(params)[2] = params[0];
78 /* IMPORTANT NOTE: For remote users, we pass the UUID in the constructor. This automatically
79 * sets it up in the UUID hash for us.
84 _new = new RemoteUser(params[0], remoteserver->GetName());
88 ServerInstance->Logs->Log("m_spanningtree", LOG_DEFAULT, "Duplicate UUID %s in client introduction", params[0].c_str());
91 (*(ServerInstance->Users->clientlist))[params[2]] = _new;
92 _new->nick = params[2];
93 _new->host = params[3];
94 _new->dhost = params[4];
95 _new->ident = params[5];
96 _new->fullname = params[params.size() - 1];
97 _new->registered = REG_ALL;
98 _new->signon = signon;
101 unsigned int paramptr = 9;
103 for (std::string::const_iterator v = modestr.begin(); v != modestr.end(); ++v)
105 // Accept more '+' chars, for now
109 /* For each mode thats set, find the mode handler and set it on the new user */
110 ModeHandler* mh = ServerInstance->Modes->FindMode(*v, MODETYPE_USER);
113 ServerInstance->Logs->Log("m_spanningtree", LOG_DEFAULT, "Unrecognised mode '%c' for a user in UID, dropping link", *v);
117 if (mh->GetNumParams(true))
119 if (paramptr >= params.size() - 1)
121 std::string mp = params[paramptr++];
123 * All modes are assumed to succeed here as they are being set by a remote server.
124 * Modes CANNOT FAIL here. If they DO fail, then the failure is ignored. This is important
125 * to note as all but one modules currently cannot ever fail in this situation, except for
126 * m_servprotect which specifically works this way to prevent the mode being set ANYWHERE
127 * but here, at client introduction. You may safely assume this behaviour is standard and
128 * will not change in future versions if you want to make use of this protective behaviour
131 mh->OnModeChange(_new, _new, NULL, mp, true);
134 mh->OnModeChange(_new, _new, NULL, empty, true);
135 _new->SetMode(*v, true);
138 _new->SetClientIP(params[6].c_str());
140 ServerInstance->Users->AddGlobalClone(_new);
141 remoteserver->UserCount++;
145 if ((Utils->quiet_bursts && remoteserver->bursting) || ServerInstance->SilentULine(_new->server))
149 ServerInstance->SNO->WriteToSnoMask('C',"Client connecting at %s: %s (%s) [%s]", _new->server.c_str(), _new->GetFullRealHost().c_str(), _new->GetIPString().c_str(), _new->fullname.c_str());
151 FOREACH_MOD(I_OnPostConnect,OnPostConnect(_new));
156 CmdResult CommandFHost::Handle(const parameterlist ¶ms, User* src)
160 src->ChangeDisplayedHost(params[0].c_str());
164 CmdResult CommandFIdent::Handle(const parameterlist ¶ms, User* src)
168 src->ChangeIdent(params[0].c_str());
172 CmdResult CommandFName::Handle(const parameterlist ¶ms, User* src)
176 src->ChangeName(params[0].c_str());