#include "socket.h"
#include "xline.h"
#include "iohook.h"
+#include "modules/server.h"
#include "resolvers.h"
#include "main.h"
#include "translate.h"
ModuleSpanningTree::ModuleSpanningTree()
- : rconnect(this), rsquit(this), map(this)
- , commands(NULL)
+ : Away::EventListener(this)
+ , Stats::EventListener(this)
+ , CTCTags::EventListener(this)
+ , rconnect(this)
+ , rsquit(this)
+ , map(this)
+ , commands(this)
, currmembid(0)
- , eventprov(this, "event/spanningtree")
+ , broadcasteventprov(this, "event/server-broadcast")
+ , linkeventprov(this, "event/server-link")
+ , synceventprov(this, "event/server-sync")
+ , sslapi(this)
, DNS(this, "DNS")
+ , tagevprov(this, "event/messagetag")
, loopCall(false)
{
}
uid(module), opertype(module), fjoin(module), ijoin(module), resync(module),
fmode(module), ftopic(module), fhost(module), fident(module), fname(module),
away(module), addline(module), delline(module), encap(module), idle(module),
- nick(module), ping(module), pong(module), push(module), save(module),
+ nick(module), ping(module), pong(module), save(module),
server(module), squit(module), snonotice(module),
- endburst(module), sinfo(module)
+ endburst(module), sinfo(module), num(module)
{
}
Utils = new SpanningTreeUtilities(this);
Utils->TreeRoot = new TreeServer;
- commands = new SpanningTreeCommands(this);
ServerInstance->PI = &protocolinterface;
else if ((Current->Hidden) && (!user->IsOper()))
return;
- user->WriteNumeric(RPL_LINKS, "%s %s :%d %s", Current->GetName().c_str(),
- (Utils->FlatLinks && (!user->IsOper())) ? ServerInstance->Config->ServerName.c_str() : Parent.c_str(),
- (Utils->FlatLinks && (!user->IsOper())) ? 0 : hops,
- Current->GetDesc().c_str());
+ user->WriteNumeric(RPL_LINKS, Current->GetName(),
+ (((Utils->FlatLinks) && (!user->IsOper())) ? ServerInstance->Config->ServerName : Parent),
+ InspIRCd::Format("%d %s", (((Utils->FlatLinks) && (!user->IsOper())) ? 0 : hops), Current->GetDesc().c_str()));
}
-void ModuleSpanningTree::HandleLinks(const std::vector<std::string>& parameters, User* user)
+void ModuleSpanningTree::HandleLinks(const CommandBase::Params& parameters, User* user)
{
ShowLinks(Utils->TreeRoot,user,0);
- user->WriteNumeric(RPL_ENDOFLINKS, "* :End of /LINKS list.");
-}
-
-std::string ModuleSpanningTree::TimeToStr(time_t secs)
-{
- time_t mins_up = secs / 60;
- time_t hours_up = mins_up / 60;
- time_t days_up = hours_up / 24;
- secs = secs % 60;
- mins_up = mins_up % 60;
- hours_up = hours_up % 24;
- return ((days_up ? (ConvToStr(days_up) + "d") : "")
- + (hours_up ? (ConvToStr(hours_up) + "h") : "")
- + (mins_up ? (ConvToStr(mins_up) + "m") : "")
- + ConvToStr(secs) + "s");
+ user->WriteNumeric(RPL_ENDOFLINKS, '*', "End of /LINKS list.");
}
void ModuleSpanningTree::ConnectServer(Autoconnect* a, bool on_timer)
void ModuleSpanningTree::ConnectServer(Link* x, Autoconnect* y)
{
- bool ipvalid = true;
-
- if (InspIRCd::Match(ServerInstance->Config->ServerName, assign(x->Name), rfc_case_insensitive_map))
+ if (InspIRCd::Match(ServerInstance->Config->ServerName, x->Name, ascii_case_insensitive_map))
{
ServerInstance->SNO->WriteToSnoMask('l', "CONNECT: Not connecting to myself.");
return;
}
- DNS::QueryType start_type = DNS::QUERY_AAAA;
- if (strchr(x->IPAddr.c_str(),':'))
+ irc::sockets::sockaddrs sa;
+ if (x->IPAddr.find('/') != std::string::npos)
{
- in6_addr n;
- if (inet_pton(AF_INET6, x->IPAddr.c_str(), &n) < 1)
- ipvalid = false;
+ if (!irc::sockets::isunix(x->IPAddr) || !irc::sockets::untosa(x->IPAddr, sa))
+ {
+ // We don't use the family() != AF_UNSPEC check below for UNIX sockets as
+ // that results in a DNS lookup.
+ ServerInstance->SNO->WriteToSnoMask('l', "CONNECT: Error connecting \002%s\002: %s is not a UNIX socket!",
+ x->Name.c_str(), x->IPAddr.c_str());
+ return;
+ }
}
else
{
- in_addr n;
- if (inet_aton(x->IPAddr.c_str(),&n) < 1)
- ipvalid = false;
+ // If this fails then the IP sa will be AF_UNSPEC.
+ irc::sockets::aptosa(x->IPAddr, x->Port, sa);
}
-
+
/* Do we already have an IP? If so, no need to resolve it. */
- if (ipvalid)
+ if (sa.family() != AF_UNSPEC)
{
- /* Gave a hook, but it wasnt one we know */
- TreeSocket* newsocket = new TreeSocket(x, y, x->IPAddr);
+ // Create a TreeServer object that will start connecting immediately in the background
+ TreeSocket* newsocket = new TreeSocket(x, y, sa);
if (newsocket->GetFd() > -1)
{
/* Handled automatically on success */
}
else if (!DNS)
{
- ServerInstance->SNO->WriteToSnoMask('l', "CONNECT: Error connecting \002%s\002: Hostname given and m_dns.so is not loaded, unable to resolve.", x->Name.c_str());
+ ServerInstance->SNO->WriteToSnoMask('l', "CONNECT: Error connecting \002%s\002: Hostname given and core_dns is not loaded, unable to resolve.", x->Name.c_str());
}
else
{
+ // Guess start_type from bindip aftype
+ DNS::QueryType start_type = DNS::QUERY_AAAA;
+ irc::sockets::sockaddrs bind;
+ if ((!x->Bind.empty()) && (irc::sockets::aptosa(x->Bind, 0, bind)))
+ {
+ if (bind.family() == AF_INET)
+ start_type = DNS::QUERY_A;
+ }
+
ServernameResolver* snr = new ServernameResolver(*DNS, x->IPAddr, x, start_type, y);
try
{
void ModuleSpanningTree::DoConnectTimeout(time_t curtime)
{
- std::map<TreeSocket*, std::pair<std::string, int> >::iterator i = Utils->timeoutlist.begin();
+ SpanningTreeUtilities::TimeoutList::iterator i = Utils->timeoutlist.begin();
while (i != Utils->timeoutlist.end())
{
TreeSocket* s = i->first;
- std::pair<std::string, int> p = i->second;
- std::map<TreeSocket*, std::pair<std::string, int> >::iterator me = i;
+ std::pair<std::string, unsigned int> p = i->second;
+ SpanningTreeUtilities::TimeoutList::iterator me = i;
i++;
if (s->GetLinkState() == DYING)
{
}
else if (curtime > s->age + p.second)
{
- ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002 (timeout of %d seconds)",p.first.c_str(),p.second);
+ ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002 (timeout of %u seconds)",p.first.c_str(),p.second);
Utils->timeoutlist.erase(me);
s->Close();
}
}
}
-ModResult ModuleSpanningTree::HandleVersion(const std::vector<std::string>& parameters, User* user)
+ModResult ModuleSpanningTree::HandleVersion(const CommandBase::Params& parameters, User* user)
{
- // we've already checked if pcnt > 0, so this is safe
+ // We've already confirmed that !parameters.empty(), so this is safe
TreeServer* found = Utils->FindServerMask(parameters[0]);
if (found)
{
// If it's empty it might be that the server is still syncing (full version hasn't arrived yet)
// or the server is a 2.0 server and does not send a full version.
bool showfull = ((user->IsOper()) && (!found->GetFullVersion().empty()));
- const std::string& Version = (showfull ? found->GetFullVersion() : found->GetVersion());
- user->WriteNumeric(RPL_VERSION, ":%s", Version.c_str());
+
+ Numeric::Numeric numeric(RPL_VERSION);
+ irc::tokenstream tokens(showfull ? found->GetFullVersion() : found->GetVersion());
+ for (std::string token; tokens.GetTrailing(token); )
+ numeric.push(token);
+ user->WriteNumeric(numeric);
}
else
{
- user->WriteNumeric(ERR_NOSUCHSERVER, "%s :No such server", parameters[0].c_str());
+ user->WriteNumeric(ERR_NOSUCHSERVER, parameters[0], "No such server");
}
return MOD_RES_DENY;
}
-/* This method will attempt to get a message to a remote user.
- */
-void ModuleSpanningTree::RemoteMessage(User* user, const char* format, ...)
-{
- std::string text;
- VAFORMAT(text, format, format);
-
- if (IS_LOCAL(user))
- user->WriteNotice(text);
- else
- ServerInstance->PI->SendUserNotice(user, text);
-}
-
-ModResult ModuleSpanningTree::HandleConnect(const std::vector<std::string>& parameters, User* user)
+ModResult ModuleSpanningTree::HandleConnect(const CommandBase::Params& parameters, User* user)
{
for (std::vector<reference<Link> >::iterator i = Utils->LinkBlocks.begin(); i < Utils->LinkBlocks.end(); i++)
{
Link* x = *i;
- if (InspIRCd::Match(x->Name.c_str(),parameters[0], rfc_case_insensitive_map))
+ if (InspIRCd::Match(x->Name, parameters[0], ascii_case_insensitive_map))
{
- if (InspIRCd::Match(ServerInstance->Config->ServerName, assign(x->Name), rfc_case_insensitive_map))
+ if (InspIRCd::Match(ServerInstance->Config->ServerName, x->Name, ascii_case_insensitive_map))
{
- RemoteMessage(user, "*** CONNECT: Server \002%s\002 is ME, not connecting.",x->Name.c_str());
+ user->WriteRemoteNotice(InspIRCd::Format("*** CONNECT: Server \002%s\002 is ME, not connecting.", x->Name.c_str()));
return MOD_RES_DENY;
}
- TreeServer* CheckDupe = Utils->FindServer(x->Name.c_str());
+ TreeServer* CheckDupe = Utils->FindServer(x->Name);
if (!CheckDupe)
{
- RemoteMessage(user, "*** CONNECT: Connecting to server: \002%s\002 (%s:%d)",x->Name.c_str(),(x->HiddenFromStats ? "<hidden>" : x->IPAddr.c_str()),x->Port);
+ user->WriteRemoteNotice(InspIRCd::Format("*** CONNECT: Connecting to server: \002%s\002 (%s:%d)", x->Name.c_str(), (x->HiddenFromStats ? "<hidden>" : x->IPAddr.c_str()), x->Port));
ConnectServer(x);
return MOD_RES_DENY;
}
else
{
- RemoteMessage(user, "*** CONNECT: Server \002%s\002 already exists on the network and is connected via \002%s\002", x->Name.c_str(), CheckDupe->GetParent()->GetName().c_str());
+ user->WriteRemoteNotice(InspIRCd::Format("*** CONNECT: Server \002%s\002 already exists on the network and is connected via \002%s\002", x->Name.c_str(), CheckDupe->GetParent()->GetName().c_str()));
return MOD_RES_DENY;
}
}
}
- RemoteMessage(user, "*** CONNECT: No server matching \002%s\002 could be found in the config file.",parameters[0].c_str());
+ user->WriteRemoteNotice(InspIRCd::Format("*** CONNECT: No server matching \002%s\002 could be found in the config file.", parameters[0].c_str()));
return MOD_RES_DENY;
}
-void ModuleSpanningTree::OnUserInvite(User* source,User* dest,Channel* channel, time_t expiry)
+void ModuleSpanningTree::OnUserInvite(User* source, User* dest, Channel* channel, time_t expiry, unsigned int notifyrank, CUList& notifyexcepts)
{
if (IS_LOCAL(source))
{
CmdBuilder params(source, "INVITE");
- params.push_back(dest->uuid);
- params.push_back(channel->name);
+ params.push(dest->uuid);
+ params.push(channel->name);
params.push_int(channel->age);
- params.push_back(ConvToStr(expiry));
+ params.push(ConvToStr(expiry));
params.Broadcast();
}
}
+ModResult ModuleSpanningTree::OnPreTopicChange(User* user, Channel* chan, const std::string& topic)
+{
+ // XXX: Deny topic changes if the current topic set time is the current time or is in the future because
+ // other servers will drop our FTOPIC. This restriction will be removed when the protocol is updated.
+ if ((chan->topicset >= ServerInstance->Time()) && (Utils->serverlist.size() > 1))
+ {
+ user->WriteNumeric(ERR_CHANOPRIVSNEEDED, chan->name, "Retry topic change later");
+ return MOD_RES_DENY;
+ }
+ return MOD_RES_PASSTHRU;
+}
+
void ModuleSpanningTree::OnPostTopicChange(User* user, Channel* chan, const std::string &topic)
{
// Drop remote events on the floor.
CommandFTopic::Builder(user, chan).Broadcast();
}
-void ModuleSpanningTree::OnUserMessage(User* user, void* dest, int target_type, const std::string& text, char status, const CUList& exempt_list, MessageType msgtype)
+void ModuleSpanningTree::OnUserPostMessage(User* user, const MessageTarget& target, const MessageDetails& details)
{
if (!IS_LOCAL(user))
return;
- const char* message_type = (msgtype == MSG_PRIVMSG ? "PRIVMSG" : "NOTICE");
- if (target_type == TYPE_USER)
+ const char* message_type = (details.type == MSG_PRIVMSG ? "PRIVMSG" : "NOTICE");
+ switch (target.type)
{
- User* d = (User*) dest;
- if (!IS_LOCAL(d))
+ case MessageTarget::TYPE_USER:
{
- CmdBuilder params(user, message_type);
- params.push_back(d->uuid);
- params.push_last(text);
- params.Unicast(d);
+ User* d = target.Get<User>();
+ if (!IS_LOCAL(d))
+ {
+ CmdBuilder params(user, message_type);
+ params.push_tags(details.tags_out);
+ params.push(d->uuid);
+ params.push_last(details.text);
+ params.Unicast(d);
+ }
+ break;
+ }
+ case MessageTarget::TYPE_CHANNEL:
+ {
+ Utils->SendChannelMessage(user, target.Get<Channel>(), details.text, target.status, details.tags_out, details.exemptions, message_type);
+ break;
+ }
+ case MessageTarget::TYPE_SERVER:
+ {
+ const std::string* serverglob = target.Get<std::string>();
+ CmdBuilder par(user, message_type);
+ par.push_tags(details.tags_out);
+ par.push(*serverglob);
+ par.push_last(details.text);
+ par.Broadcast();
+ break;
}
}
- else if (target_type == TYPE_CHANNEL)
- {
- Utils->SendChannelMessage(user->uuid, (Channel*)dest, text, status, exempt_list, message_type);
- }
- else if (target_type == TYPE_SERVER)
+}
+
+void ModuleSpanningTree::OnUserPostTagMessage(User* user, const MessageTarget& target, const CTCTags::TagMessageDetails& details)
+{
+ if (!IS_LOCAL(user))
+ return;
+
+ switch (target.type)
{
- char* target = (char*) dest;
- CmdBuilder par(user, message_type);
- par.push_back(target);
- par.push_last(text);
- par.Broadcast();
+ case MessageTarget::TYPE_USER:
+ {
+ User* d = target.Get<User>();
+ if (!IS_LOCAL(d))
+ {
+ CmdBuilder params(user, "TAGMSG");
+ params.push_tags(details.tags_out);
+ params.push(d->uuid);
+ params.Unicast(d);
+ }
+ break;
+ }
+ case MessageTarget::TYPE_CHANNEL:
+ {
+ Utils->SendChannelMessage(user, target.Get<Channel>(), "", target.status, details.tags_out, details.exemptions, "TAGMSG");
+ break;
+ }
+ case MessageTarget::TYPE_SERVER:
+ {
+ const std::string* serverglob = target.Get<std::string>();
+ CmdBuilder par(user, "TAGMSG");
+ par.push_tags(details.tags_out);
+ par.push(*serverglob);
+ par.Broadcast();
+ break;
+ }
}
}
if (user->quitting)
return;
+ // Create the lazy ssl_cert metadata for this user if not already created.
+ if (sslapi)
+ sslapi->GetCertificate(user);
+
CommandUID::Builder(user).Broadcast();
if (user->IsOper())
else
{
CmdBuilder params(memb->user, "IJOIN");
- params.push_back(memb->chan->name);
+ params.push(memb->chan->name);
params.push_int(memb->id);
if (!memb->modes.empty())
{
- params.push_back(ConvToStr(memb->chan->age));
- params.push_back(memb->modes);
+ params.push(ConvToStr(memb->chan->age));
+ params.push(memb->modes);
}
params.Broadcast();
}
CmdBuilder(user, "FHOST").push(newhost).Broadcast();
}
-void ModuleSpanningTree::OnChangeName(User* user, const std::string &gecos)
+void ModuleSpanningTree::OnChangeRealName(User* user, const std::string& real)
{
if (user->registered != REG_ALL || !IS_LOCAL(user))
return;
- CmdBuilder(user, "FNAME").push_last(gecos).Broadcast();
+ CmdBuilder(user, "FNAME").push_last(real).Broadcast();
}
void ModuleSpanningTree::OnChangeIdent(User* user, const std::string &ident)
if (IS_LOCAL(memb->user))
{
CmdBuilder params(memb->user, "PART");
- params.push_back(memb->chan->name);
+ params.push(memb->chan->name);
if (!partmessage.empty())
params.push_last(partmessage);
params.Broadcast();
}
}
- // Regardless, We need to modify the user Counts..
+ // Regardless, update the UserCount
TreeServer::Get(user)->UserCount--;
}
{
// The nick TS is updated by the core, we don't do it
CmdBuilder params(user, "NICK");
- params.push_back(user->nick);
- params.push_back(ConvToStr(user->age));
+ params.push(user->nick);
+ params.push(ConvToStr(user->age));
params.Broadcast();
}
else if (!loopCall)
return;
CmdBuilder params(source, "KICK");
- params.push_back(memb->chan->name);
- params.push_back(memb->user->uuid);
+ params.push(memb->chan->name);
+ params.push(memb->user->uuid);
// If a remote user is being kicked by us then send the membership id in the kick too
if (!IS_LOCAL(memb->user))
params.push_int(memb->id);
void ModuleSpanningTree::OnPreRehash(User* user, const std::string ¶meter)
{
- if (loopCall)
- return; // Don't generate a REHASH here if we're in the middle of processing a message that generated this one
-
ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "OnPreRehash called with param %s", parameter.c_str());
// Send out to other servers
if (!parameter.empty() && parameter[0] != '-')
{
- CmdBuilder params((user ? user->uuid : ServerInstance->Config->GetSID()), "REHASH");
- params.push_back(parameter);
+ CmdBuilder params(user ? user : ServerInstance->FakeClient, "REHASH");
+ params.push(parameter);
params.Forward(user ? TreeServer::Get(user)->GetRoute() : NULL);
}
}
return;
ServerInstance->PI->SendMetaData("modules", "-" + mod->ModuleSourceFile);
+ if (mod == this)
+ {
+ // We are being unloaded, inform modules about all servers splitting which cannot be done later when the servers are actually disconnected
+ const server_hash& servers = Utils->serverlist;
+ for (server_hash::const_iterator i = servers.begin(); i != servers.end(); ++i)
+ {
+ TreeServer* server = i->second;
+ if (!server->IsRoot())
+ FOREACH_MOD_CUSTOM(GetLinkEventProvider(), ServerProtocol::LinkEventListener, OnServerSplit, (server));
+ }
+ return;
+ }
+
+ // Some other module is being unloaded. If it provides an IOHook we use, we must close that server connection now.
+
restart:
// Close all connections which use an IO hook provided by this module
const TreeServer::ChildServers& list = Utils->TreeRoot->GetChildren();
for (TreeServer::ChildServers::const_iterator i = list.begin(); i != list.end(); ++i)
{
TreeSocket* sock = (*i)->GetSocket();
- if (sock->GetIOHook() && sock->GetIOHook()->prov->creator == mod)
+ if (sock->GetModHook(mod))
{
sock->SendError("SSL module unloaded");
sock->Close();
for (SpanningTreeUtilities::TimeoutList::const_iterator i = Utils->timeoutlist.begin(); i != Utils->timeoutlist.end(); ++i)
{
TreeSocket* sock = i->first;
- if (sock->GetIOHook() && sock->GetIOHook()->prov->creator == mod)
+ if (sock->GetModHook(mod))
sock->Close();
}
}
-// note: the protocol does not allow direct umode +o except
-// via NICK with 8 params. sending OPERTYPE infers +o modechange
-// locally.
void ModuleSpanningTree::OnOper(User* user, const std::string &opertype)
{
if (user->registered != REG_ALL || !IS_LOCAL(user))
return;
+
+ // Note: The protocol does not allow direct umode +o;
+ // sending OPERTYPE infers +o modechange locally.
CommandOpertype::Builder(user).Broadcast();
}
user = ServerInstance->FakeClient;
CmdBuilder params(user, "DELLINE");
- params.push_back(x->type);
- params.push_back(x->Displayable());
+ params.push(x->type);
+ params.push(x->Displayable());
params.Broadcast();
}
-ModResult ModuleSpanningTree::OnSetAway(User* user, const std::string &awaymsg)
+void ModuleSpanningTree::OnUserAway(User* user)
{
if (IS_LOCAL(user))
- CommandAway::Builder(user, awaymsg).Broadcast();
+ CommandAway::Builder(user).Broadcast();
+}
- return MOD_RES_PASSTHRU;
+void ModuleSpanningTree::OnUserBack(User* user)
+{
+ if (IS_LOCAL(user))
+ CommandAway::Builder(user).Broadcast();
}
-void ModuleSpanningTree::OnMode(User* source, User* u, Channel* c, const Modes::ChangeList& modes, ModeParser::ModeProcessFlag processflags, const std::string& output_mode)
+void ModuleSpanningTree::OnMode(User* source, User* u, Channel* c, const Modes::ChangeList& modes, ModeParser::ModeProcessFlag processflags)
{
if (processflags & ModeParser::MODE_LOCALONLY)
return;
CmdBuilder params(source, "MODE");
params.push(u->uuid);
- params.push(output_mode);
+ params.push(ClientProtocol::Messages::Mode::ToModeLetters(modes));
params.push_raw(Translate::ModeChangeListToParams(modes.getlist()));
params.Broadcast();
}
CmdBuilder params(source, "FMODE");
params.push(c->name);
params.push_int(c->age);
- params.push(output_mode);
+ params.push(ClientProtocol::Messages::Mode::ToModeLetters(modes));
params.push_raw(Translate::ModeChangeListToParams(modes.getlist()));
params.Broadcast();
}
Server* newsrv = new Server(ServerInstance->Config->ServerName, ServerInstance->Config->ServerDesc);
SetLocalUsersServer(newsrv);
- /* This will also free the listeners */
delete Utils;
-
- delete commands;
}
Version ModuleSpanningTree::GetVersion()
* so that any activity it sees is FINAL, e.g. we arent going to send out
* a NICK message before m_cloaking has finished putting the +x on the user,
* etc etc.
- * Therefore, we return PRIORITY_LAST to make sure we end up at the END of
+ * Therefore, we set our priority to PRIORITY_LAST to make sure we end up at the END of
* the module call queue.
*/
void ModuleSpanningTree::Prioritize()
{
ServerInstance->Modules->SetPriority(this, PRIORITY_LAST);
+ ServerInstance->Modules.SetPriority(this, I_OnPreTopicChange, PRIORITY_FIRST);
}
MODULE_INIT(ModuleSpanningTree)