2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2009 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 "treesocket.h"
27 #include "treeserver.h"
30 /** This function is called when we want to send a netburst to a local
31 * server. There is a set order we must do this, because for example
32 * users require their servers to exist, and channels require their
33 * users to exist. You get the idea.
35 void TreeSocket::DoBurst(TreeServer* s)
37 ServerInstance->SNO->WriteToSnoMask('l',"Bursting to \2%s\2 (Authentication: %s%s).",
39 capab->auth_fingerprint ? "SSL Fingerprint and " : "",
40 capab->auth_challenge ? "challenge-response" : "plaintext password");
41 this->CleanNegotiationInfo();
42 this->WriteLine(":" + ServerInstance->Config->GetSID() + " BURST " + ConvToStr(ServerInstance->Time()));
43 /* send our version string */
44 this->WriteLine(":" + ServerInstance->Config->GetSID() + " VERSION :"+ServerInstance->GetVersionString());
45 /* Send server tree */
46 this->SendServers(Utils->TreeRoot, s);
47 /* Send users and their oper status */
50 for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); ++i)
51 SyncChannel(i->second);
54 FOREACH_MOD(OnSyncNetwork, (Utils->Creator,(void*)this));
55 this->WriteLine(":" + ServerInstance->Config->GetSID() + " ENDBURST");
56 ServerInstance->SNO->WriteToSnoMask('l',"Finished bursting to \2"+ s->GetName()+"\2.");
59 /** Recursively send the server tree.
60 * This is used during network burst to inform the other server
61 * (and any of ITS servers too) of what servers we know about.
62 * If at any point any of these servers already exist on the other
63 * end, our connection may be terminated.
64 * The hopcount parameter (3rd) is deprecated, and is always 0.
66 void TreeSocket::SendServers(TreeServer* Current, TreeServer* s)
68 const TreeServer::ChildServers& children = Current->GetChildren();
69 for (TreeServer::ChildServers::const_iterator i = children.begin(); i != children.end(); ++i)
71 TreeServer* recursive_server = *i;
72 if (recursive_server != s)
74 this->WriteLine(InspIRCd::Format(":%s SERVER %s * 0 %s :%s", Current->GetID().c_str(),
75 recursive_server->GetName().c_str(), recursive_server->GetID().c_str(), recursive_server->GetDesc().c_str()));
76 this->WriteLine(":" + recursive_server->GetID() + " VERSION :" + recursive_server->GetVersion());
77 /* down to next level */
78 this->SendServers(recursive_server, s);
83 /** Send one or more FJOINs for a channel of users.
84 * If the length of a single line is more than 480-NICKMAX
85 * in length, it is split over multiple lines.
86 * Send one or more FMODEs for a channel with the
87 * channel bans, if there's any.
89 void TreeSocket::SendFJoins(Channel* c)
91 std::string line(":");
92 line.append(ServerInstance->Config->GetSID()).append(" FJOIN ").append(c->name).append(1, ' ').append(ConvToStr(c->age)).append(" +");
93 std::string::size_type erase_from = line.length();
94 line.append(c->ChanModes(true)).append(" :");
96 const UserMembList *ulist = c->GetUsers();
98 for (UserMembCIter i = ulist->begin(); i != ulist->end(); ++i)
100 const std::string& modestr = i->second->modes;
101 if ((line.length() + modestr.length() + UIDGenerator::UUID_LENGTH + 2) > 480)
103 this->WriteLine(line);
104 line.erase(erase_from);
107 line.append(modestr).append(1, ',').append(i->first->uuid).push_back(' ');
109 this->WriteLine(line);
111 ChanModeReference ban(NULL, "ban");
112 static_cast<ListModeBase*>(*ban)->DoSyncChannel(c, Utils->Creator, this);
115 /** Send all XLines we know about */
116 void TreeSocket::SendXLines()
118 std::vector<std::string> types = ServerInstance->XLines->GetAllTypes();
120 for (std::vector<std::string>::const_iterator it = types.begin(); it != types.end(); ++it)
122 /* Expired lines are removed in XLineManager::GetAll() */
123 XLineLookup* lookup = ServerInstance->XLines->GetAll(*it);
125 /* lookup cannot be NULL in this case but a check won't hurt */
128 for (LookupIter i = lookup->begin(); i != lookup->end(); ++i)
130 /* Is it burstable? this is better than an explicit check for type 'K'.
131 * We break the loop as NONE of the items in this group are worth iterating.
133 if (!i->second->IsBurstable())
136 this->WriteLine(InspIRCd::Format(":%s ADDLINE %s %s %s %lu %lu :%s",
137 ServerInstance->Config->GetSID().c_str(),
139 i->second->Displayable().c_str(),
140 i->second->source.c_str(),
141 (unsigned long)i->second->set_time,
142 (unsigned long)i->second->duration,
143 i->second->reason.c_str()));
149 /** Send channel topic, modes and metadata */
150 void TreeSocket::SyncChannel(Channel* chan)
154 // If the topic was ever set, send it, even if it's empty now
155 // because a new empty topic should override an old non-empty topic
156 if (chan->topicset != 0)
158 this->WriteLine(InspIRCd::Format(":%s FTOPIC %s %lu %lu %s :%s", ServerInstance->Config->GetSID().c_str(),
159 chan->name.c_str(), (unsigned long)chan->age, (unsigned long)chan->topicset,
160 chan->setby.c_str(), chan->topic.c_str()));
163 for (Extensible::ExtensibleStore::const_iterator i = chan->GetExtList().begin(); i != chan->GetExtList().end(); i++)
165 ExtensionItem* item = i->first;
166 std::string value = item->serialize(FORMAT_NETWORK, chan, i->second);
168 Utils->Creator->ProtoSendMetaData(this, chan, item->name, value);
171 FOREACH_MOD(OnSyncChannel, (chan, Utils->Creator, this));
174 /** send all users and their oper state/modes */
175 void TreeSocket::SendUsers()
177 for (user_hash::iterator u = ServerInstance->Users->clientlist->begin(); u != ServerInstance->Users->clientlist->end(); u++)
179 if (u->second->registered == REG_ALL)
181 TreeServer* theirserver = Utils->FindServer(u->second->server);
184 this->WriteLine(InspIRCd::Format(":%s UID %s %lu %s %s %s %s %s %lu +%s :%s",
185 theirserver->GetID().c_str(), // Prefix: SID
186 u->second->uuid.c_str(), // 0: UUID
187 (unsigned long)u->second->age, // 1: TS
188 u->second->nick.c_str(), // 2: Nick
189 u->second->host.c_str(), // 3: Real host
190 u->second->dhost.c_str(), // 4: Display host
191 u->second->ident.c_str(), // 5: Ident
192 u->second->GetIPString().c_str(), // 6: IP address
193 (unsigned long)u->second->signon, // 7: Signon time
194 u->second->FormatModes(true), // 8...n: User modes and params
195 u->second->fullname.c_str())); // size-1: GECOS
197 if (u->second->IsOper())
199 this->WriteLine(InspIRCd::Format(":%s OPERTYPE :%s", u->second->uuid.c_str(), u->second->oper->name.c_str()));
201 if (u->second->IsAway())
203 this->WriteLine(InspIRCd::Format(":%s AWAY %ld :%s", u->second->uuid.c_str(), (long)u->second->awaytime,
204 u->second->awaymsg.c_str()));
208 for(Extensible::ExtensibleStore::const_iterator i = u->second->GetExtList().begin(); i != u->second->GetExtList().end(); i++)
210 ExtensionItem* item = i->first;
211 std::string value = item->serialize(FORMAT_NETWORK, u->second, i->second);
213 Utils->Creator->ProtoSendMetaData(this, u->second, item->name, value);
216 FOREACH_MOD(OnSyncUser, (u->second,Utils->Creator,this));