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 std::string servername = s->GetName();
38 ServerInstance->SNO->WriteToSnoMask('l',"Bursting to \2%s\2 (Authentication: %s%s).",
40 capab->auth_fingerprint ? "SSL Fingerprint and " : "",
41 capab->auth_challenge ? "challenge-response" : "plaintext password");
42 this->CleanNegotiationInfo();
43 this->WriteLine(":" + ServerInstance->Config->GetSID() + " BURST " + ConvToStr(ServerInstance->Time()));
44 /* send our version string */
45 this->WriteLine(":" + ServerInstance->Config->GetSID() + " VERSION :"+ServerInstance->GetVersionString());
46 /* Send server tree */
47 this->SendServers(Utils->TreeRoot, s);
48 /* Send users and their oper status */
51 for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); ++i)
52 SyncChannel(i->second);
55 FOREACH_MOD(I_OnSyncNetwork,OnSyncNetwork(Utils->Creator,(void*)this));
56 this->WriteLine(":" + ServerInstance->Config->GetSID() + " ENDBURST");
57 ServerInstance->SNO->WriteToSnoMask('l',"Finished bursting to \2"+ s->GetName()+"\2.");
60 /** Recursively send the server tree.
61 * This is used during network burst to inform the other server
62 * (and any of ITS servers too) of what servers we know about.
63 * If at any point any of these servers already exist on the other
64 * end, our connection may be terminated.
65 * The hopcount parameter (3rd) is deprecated, and is always 0.
67 void TreeSocket::SendServers(TreeServer* Current, TreeServer* s)
70 for (unsigned int q = 0; q < Current->ChildCount(); q++)
72 TreeServer* recursive_server = Current->GetChild(q);
73 if (recursive_server != s)
75 std::string recursive_servername = recursive_server->GetName();
76 snprintf(command, MAXBUF, ":%s SERVER %s * 0 %s :%s", Current->GetID().c_str(), recursive_servername.c_str(),
77 recursive_server->GetID().c_str(),
78 recursive_server->GetDesc().c_str());
79 this->WriteLine(command);
80 this->WriteLine(":"+recursive_server->GetID()+" VERSION :"+recursive_server->GetVersion());
81 /* down to next level */
82 this->SendServers(recursive_server, s);
87 /** Send one or more FJOINs for a channel of users.
88 * If the length of a single line is more than 480-NICKMAX
89 * in length, it is split over multiple lines.
90 * Send one or more FMODEs for a channel with the
91 * channel bans, if there's any.
93 void TreeSocket::SendFJoins(Channel* c)
95 std::string line(":");
96 line.append(ServerInstance->Config->GetSID()).append(" FJOIN ").append(c->name).append(1, ' ').append(ConvToStr(c->age)).append(" +");
97 std::string::size_type erase_from = line.length();
98 line.append(c->ChanModes(true)).append(" :");
100 const UserMembList *ulist = c->GetUsers();
102 for (UserMembCIter i = ulist->begin(); i != ulist->end(); ++i)
104 const std::string& modestr = i->second->modes;
105 if ((line.length() + modestr.length() + UIDGenerator::UUID_LENGTH + 2) > 480)
107 this->WriteLine(line);
108 line.erase(erase_from);
111 line.append(modestr).append(1, ',').append(i->first->uuid).push_back(' ');
113 this->WriteLine(line);
115 ModeReference ban(NULL, "ban");
116 static_cast<ListModeBase*>(*ban)->DoSyncChannel(c, Utils->Creator, this);
119 /** Send all XLines we know about */
120 void TreeSocket::SendXLines()
124 std::vector<std::string> types = ServerInstance->XLines->GetAllTypes();
126 for (std::vector<std::string>::const_iterator it = types.begin(); it != types.end(); ++it)
128 /* Expired lines are removed in XLineManager::GetAll() */
129 XLineLookup* lookup = ServerInstance->XLines->GetAll(*it);
131 /* lookup cannot be NULL in this case but a check won't hurt */
134 for (LookupIter i = lookup->begin(); i != lookup->end(); ++i)
136 /* Is it burstable? this is better than an explicit check for type 'K'.
137 * We break the loop as NONE of the items in this group are worth iterating.
139 if (!i->second->IsBurstable())
142 snprintf(data, MAXBUF, ":%s ADDLINE %s %s %s %lu %lu :%s",
143 ServerInstance->Config->GetSID().c_str(),
145 i->second->Displayable().c_str(),
146 i->second->source.c_str(),
147 (unsigned long)i->second->set_time,
148 (unsigned long)i->second->duration,
149 i->second->reason.c_str());
150 this->WriteLine(data);
156 /** Send channel topic, modes and metadata */
157 void TreeSocket::SyncChannel(Channel* chan)
163 // If the topic was ever set, send it, even if it's empty now
164 // because a new empty topic should override an old non-empty topic
165 if (chan->topicset != 0)
167 snprintf(data,MAXBUF,":%s FTOPIC %s %lu %lu %s :%s", ServerInstance->Config->GetSID().c_str(), chan->name.c_str(), (unsigned long) chan->age, (unsigned long)chan->topicset, chan->setby.c_str(), chan->topic.c_str());
168 this->WriteLine(data);
171 for (Extensible::ExtensibleStore::const_iterator i = chan->GetExtList().begin(); i != chan->GetExtList().end(); i++)
173 ExtensionItem* item = i->first;
174 std::string value = item->serialize(FORMAT_NETWORK, chan, i->second);
176 Utils->Creator->ProtoSendMetaData(this, chan, item->name, value);
179 FOREACH_MOD(I_OnSyncChannel,OnSyncChannel(chan, Utils->Creator, this));
182 /** send all users and their oper state/modes */
183 void TreeSocket::SendUsers()
186 std::string dataline;
187 for (user_hash::iterator u = ServerInstance->Users->clientlist->begin(); u != ServerInstance->Users->clientlist->end(); u++)
189 if (u->second->registered == REG_ALL)
191 TreeServer* theirserver = Utils->FindServer(u->second->server);
194 snprintf(data,MAXBUF,":%s UID %s %lu %s %s %s %s %s %lu +%s :%s",
195 theirserver->GetID().c_str(), /* Prefix: SID */
196 u->second->uuid.c_str(), /* 0: UUID */
197 (unsigned long)u->second->age, /* 1: TS */
198 u->second->nick.c_str(), /* 2: Nick */
199 u->second->host.c_str(), /* 3: Displayed Host */
200 u->second->dhost.c_str(), /* 4: Real host */
201 u->second->ident.c_str(), /* 5: Ident */
202 u->second->GetIPString().c_str(), /* 6: IP string */
203 (unsigned long)u->second->signon, /* 7: Signon time for WHOWAS */
204 u->second->FormatModes(true), /* 8...n: Modes and params */
205 u->second->fullname.c_str()); /* size-1: GECOS */
206 this->WriteLine(data);
207 if (u->second->IsOper())
209 snprintf(data,MAXBUF,":%s OPERTYPE :%s", u->second->uuid.c_str(), u->second->oper->name.c_str());
210 this->WriteLine(data);
212 if (u->second->IsAway())
214 snprintf(data,MAXBUF,":%s AWAY %ld :%s", u->second->uuid.c_str(), (long)u->second->awaytime, u->second->awaymsg.c_str());
215 this->WriteLine(data);
219 for(Extensible::ExtensibleStore::const_iterator i = u->second->GetExtList().begin(); i != u->second->GetExtList().end(); i++)
221 ExtensionItem* item = i->first;
222 std::string value = item->serialize(FORMAT_NETWORK, u->second, i->second);
224 Utils->Creator->ProtoSendMetaData(this, u->second, item->name, value);
227 FOREACH_MOD(I_OnSyncUser,OnSyncUser(u->second,Utils->Creator,this));