1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2008 InspIRCd Development Team
6 * See: http://www.inspircd.org/wiki/index.php/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
15 #include "commands/cmd_whois.h"
16 #include "commands/cmd_stats.h"
20 #include "transport.h"
22 #include "socketengine.h"
24 #include "m_spanningtree/main.h"
25 #include "m_spanningtree/utils.h"
26 #include "m_spanningtree/treeserver.h"
27 #include "m_spanningtree/link.h"
28 #include "m_spanningtree/treesocket.h"
29 #include "m_spanningtree/resolvers.h"
30 #include "m_spanningtree/handshaketimer.h"
32 /* $ModDep: m_spanningtree/timesynctimer.h m_spanningtree/resolvers.h m_spanningtree/main.h m_spanningtree/utils.h m_spanningtree/treeserver.h m_spanningtree/link.h m_spanningtree/treesocket.h m_hash.h */
34 /** This function is called when we want to send a netburst to a local
35 * server. There is a set order we must do this, because for example
36 * users require their servers to exist, and channels require their
37 * users to exist. You get the idea.
39 void TreeSocket::DoBurst(TreeServer* s)
41 std::string name = s->GetName();
42 std::string burst = ":" + this->Instance->Config->GetSID() + " BURST " +ConvToStr(Instance->Time(true));
43 std::string endburst = ":" + this->Instance->Config->GetSID() + " ENDBURST";
44 this->Instance->SNO->WriteToSnoMask('l',"Bursting to \2%s\2 (Authentication: %s).", name.c_str(), this->GetTheirChallenge().empty() ? "plaintext password" : "SHA256-HMAC challenge-response");
45 this->WriteLine(burst);
46 /* send our version string */
47 this->WriteLine(std::string(":")+this->Instance->Config->GetSID()+" VERSION :"+this->Instance->GetVersionString());
48 /* Send server tree */
49 this->SendServers(Utils->TreeRoot,s,1);
50 /* Send users and their oper status */
52 /* Send everything else (channel modes, xlines etc) */
53 this->SendChannelModes(s);
55 FOREACH_MOD_I(this->Instance,I_OnSyncOtherMetaData,OnSyncOtherMetaData((Module*)Utils->Creator,(void*)this));
56 this->WriteLine(endburst);
57 this->Instance->SNO->WriteToSnoMask('l',"Finished bursting to \2"+name+"\2.");
60 /** Recursively send the server tree with distances as hops.
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. The hopcounts given
65 * by this function are relative, this doesn't matter so long as
66 * they are all >1, as all the remote servers re-calculate them
67 * to be relative too, with themselves as hop 0.
69 void TreeSocket::SendServers(TreeServer* Current, TreeServer* s, int hops)
72 for (unsigned int q = 0; q < Current->ChildCount(); q++)
74 TreeServer* recursive_server = Current->GetChild(q);
75 if (recursive_server != s)
77 snprintf(command,1024,":%s SERVER %s * %d %s :%s",Current->GetName().c_str(),recursive_server->GetName().c_str(),hops,
78 recursive_server->GetID().c_str(),
79 recursive_server->GetDesc().c_str());
80 this->WriteLine(command);
81 this->WriteLine(":"+recursive_server->GetName()+" VERSION :"+recursive_server->GetVersion());
82 /* down to next level */
83 this->SendServers(recursive_server, s, hops+1);
88 /** Send one or more FJOINs for a channel of users.
89 * If the length of a single line is more than 480-NICKMAX
90 * in length, it is split over multiple lines.
92 void TreeSocket::SendFJoins(TreeServer* Current, Channel* c)
96 std::string individual_halfops = std::string(":")+this->Instance->Config->GetSID()+" FMODE "+c->name+" "+ConvToStr(c->age);
99 dlen = curlen = snprintf(list,MAXBUF,":%s FJOIN %s %lu",this->Instance->Config->GetSID().c_str(),c->name,(unsigned long)c->age);
101 char* ptr = list + dlen;
103 CUList *ulist = c->GetUsers();
107 for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
109 // The first parameter gets a : before it
110 size_t ptrlen = snprintf(ptr, MAXBUF, " %s%s,%s", !numusers ? ":" : "", c->GetAllPrefixChars(i->first), i->first->uuid);
117 if (curlen > (480-NICKMAX))
119 buffer.append(list).append("\r\n");
120 dlen = curlen = snprintf(list,MAXBUF,":%s FJOIN %s %lu",this->Instance->Config->GetSID().c_str(),c->name,(unsigned long)c->age);
128 buffer.append(list).append("\r\n");
130 buffer.append(":").append(this->Instance->Config->GetSID()).append(" FMODE ").append(c->name).append(" ").append(ConvToStr(c->age)).append(" +").append(c->ChanModes(true)).append("\r\n");
133 for (BanList::iterator b = c->bans.begin(); b != c->bans.end(); b++)
135 int size = strlen(b->data) + 2;
136 int currsize = linesize + size;
140 params.append(" ").append(b->data);
143 if ((params.length() >= MAXMODES) || (currsize > 350))
145 /* Wrap at MAXMODES */
146 buffer.append(":").append(this->Instance->Config->GetSID()).append(" FMODE ").append(c->name).append(" ").append(ConvToStr(c->age)).append(" +").append(modes).append(params).append("\r\n");
153 /* Only send these if there are any */
155 buffer.append(":").append(this->Instance->Config->GetSID()).append(" FMODE ").append(c->name).append(" ").append(ConvToStr(c->age)).append(" +").append(modes).append(params);
157 this->WriteLine(buffer);
160 /** Send G, Q, Z and E lines */
161 void TreeSocket::SendXLines(TreeServer* Current)
165 std::string n = this->Instance->Config->GetSID();
166 const char* sn = n.c_str();
168 std::vector<std::string> types = Instance->XLines->GetAllTypes();
170 for (std::vector<std::string>::iterator it = types.begin(); it != types.end(); ++it)
172 XLineLookup* lookup = Instance->XLines->GetAll(*it);
176 for (LookupIter i = lookup->begin(); i != lookup->end(); ++i)
178 snprintf(data,MAXBUF,":%s ADDLINE %s %s %s %lu %lu :%s\r\n",sn, it->c_str(), i->second->Displayable(),
180 (unsigned long)i->second->set_time,
181 (unsigned long)i->second->duration,
189 this->WriteLine(buffer);
192 /** Send channel modes and topics */
193 void TreeSocket::SendChannelModes(TreeServer* Current)
196 std::deque<std::string> list;
197 std::string n = this->Instance->Config->GetSID();
198 const char* sn = n.c_str();
199 Instance->Log(DEBUG,"Sending channels and modes, %d to send", this->Instance->chanlist->size());
200 for (chan_hash::iterator c = this->Instance->chanlist->begin(); c != this->Instance->chanlist->end(); c++)
202 SendFJoins(Current, c->second);
203 if (*c->second->topic)
205 snprintf(data,MAXBUF,":%s FTOPIC %s %lu %s :%s",sn,c->second->name,(unsigned long)c->second->topicset,c->second->setby,c->second->topic);
206 this->WriteLine(data);
208 FOREACH_MOD_I(this->Instance,I_OnSyncChannel,OnSyncChannel(c->second,(Module*)Utils->Creator,(void*)this));
210 c->second->GetExtList(list);
211 for (unsigned int j = 0; j < list.size(); j++)
213 FOREACH_MOD_I(this->Instance,I_OnSyncChannelMetaData,OnSyncChannelMetaData(c->second,(Module*)Utils->Creator,(void*)this,list[j]));
218 /** send all users and their oper state/modes */
219 void TreeSocket::SendUsers(TreeServer* Current)
222 std::deque<std::string> list;
223 std::string dataline;
224 for (user_hash::iterator u = this->Instance->Users->clientlist->begin(); u != this->Instance->Users->clientlist->end(); u++)
226 if (u->second->registered == REG_ALL)
228 TreeServer* theirserver = Utils->FindServer(u->second->server);
231 snprintf(data,MAXBUF,":%s UID %s %lu %s %s %s %s +%s %s %lu :%s", theirserver->GetID().c_str(), u->second->uuid,
232 (unsigned long)u->second->age, u->second->nick, u->second->host, u->second->dhost,
233 u->second->ident, u->second->FormatModes(), u->second->GetIPString(),
234 (unsigned long)u->second->signon, u->second->fullname);
235 this->WriteLine(data);
236 if (IS_OPER(u->second))
238 snprintf(data,MAXBUF,":%s OPERTYPE %s", u->second->uuid, u->second->oper);
239 this->WriteLine(data);
241 if (IS_AWAY(u->second))
243 snprintf(data,MAXBUF,":%s AWAY :%s", u->second->uuid, u->second->awaymsg);
244 this->WriteLine(data);
248 FOREACH_MOD_I(this->Instance,I_OnSyncUser,OnSyncUser(u->second,(Module*)Utils->Creator,(void*)this));
250 u->second->GetExtList(list);
251 for (unsigned int j = 0; j < list.size(); j++)
253 FOREACH_MOD_I(this->Instance,I_OnSyncUserMetaData,OnSyncUserMetaData(u->second,(Module*)Utils->Creator,(void*)this,list[j]));