CmdResult Handle (const std::vector<std::string> ¶meters, User *user)
{
if (parameters.size() > 1 && parameters[1] != ServerInstance->Config->ServerName.c_str())
return CMD_SUCCESS;
User *targuser;
Channel *targchan;
std::string checkstr;
std::string chliststr;
checkstr = ":" + ServerInstance->Config->ServerName + " 304 " + user->nick + " :CHECK";
targuser = ServerInstance->FindNick(parameters[0]);
targchan = ServerInstance->FindChan(parameters[0]);
/*
* Syntax of a /check reply:
* :server.name 304 target :CHECK START <target>
* :server.name 304 target :CHECK <field> <value>
* :server.name 304 target :CHECK END
*/
user->SendText(checkstr + " START " + parameters[0]);
if (targuser)
{
LocalUser* loctarg = IS_LOCAL(targuser);
/* /check on a user */
user->SendText(checkstr + " nuh " + targuser->GetFullHost());
user->SendText(checkstr + " realnuh " + targuser->GetFullRealHost());
user->SendText(checkstr + " realname " + targuser->fullname);
user->SendText(checkstr + " modes +" + targuser->FormatModes());
user->SendText(checkstr + " snomasks " + GetSnomasks(targuser));
user->SendText(checkstr + " server " + targuser->server->GetName());
user->SendText(checkstr + " uid " + targuser->uuid);
user->SendText(checkstr + " signon " + timestring(targuser->signon));
user->SendText(checkstr + " nickts " + timestring(targuser->age));
if (loctarg)
user->SendText(checkstr + " lastmsg " + timestring(loctarg->idle_lastmsg));
if (targuser->IsAway())
{
/* user is away */
user->SendText(checkstr + " awaytime " + timestring(targuser->awaytime));
user->SendText(checkstr + " awaymsg " + targuser->awaymsg);
}
if (targuser->IsOper())
{
OperInfo* oper = targuser->oper;
/* user is an oper of type ____ */
user->SendText(checkstr + " opertype " + oper->name);
if (loctarg)
{
std::string umodes;
std::string cmodes;
for(char c='A'; c < 'z'; c++)
{
ModeHandler* mh = ServerInstance->Modes->FindMode(c, MODETYPE_USER);
if (mh && mh->NeedsOper() && loctarg->HasModePermission(c, MODETYPE_USER))
umodes.push_back(c);
mh = ServerInstance->Modes->FindMode(c, MODETYPE_CHANNEL);
if (mh && mh->NeedsOper() && loctarg->HasModePermission(c, MODETYPE_CHANNEL))
cmodes.push_back(c);
}
user->SendText(checkstr + " modeperms user="******" channel=" + cmodes);
std::string opcmds;
for(std::set<std::string>::iterator i = oper->AllowedOperCommands.begin(); i != oper->AllowedOperCommands.end(); i++)
{
opcmds.push_back(' ');
opcmds.append(*i);
}
std::stringstream opcmddump(opcmds);
user->SendText(checkstr + " commandperms", opcmddump);
std::string privs;
for(std::set<std::string>::iterator i = oper->AllowedPrivs.begin(); i != oper->AllowedPrivs.end(); i++)
{
privs.push_back(' ');
privs.append(*i);
}
std::stringstream privdump(privs);
user->SendText(checkstr + " permissions", privdump);
}
}
if (loctarg)
{
user->SendText(checkstr + " clientaddr " + loctarg->client_sa.str());
user->SendText(checkstr + " serveraddr " + loctarg->server_sa.str());
std::string classname = loctarg->GetClass()->name;
if (!classname.empty())
user->SendText(checkstr + " connectclass " + classname);
}
else
user->SendText(checkstr + " onip " + targuser->GetIPString());
for (UCListIter i = targuser->chans.begin(); i != targuser->chans.end(); i++)
{
Channel* c = (*i)->chan;
chliststr.append(c->GetPrefixChar(targuser)).append(c->name).append(" ");
}
std::stringstream dump(chliststr);
user->SendText(checkstr + " onchans", dump);
dumpExt(user, checkstr, targuser);
}
else if (targchan)
{
/* /check on a channel */
user->SendText(checkstr + " timestamp " + timestring(targchan->age));
if (targchan->topic[0] != 0)
{
/* there is a topic, assume topic related information exists */
user->SendText(checkstr + " topic " + targchan->topic);
user->SendText(checkstr + " topic_setby " + targchan->setby);
user->SendText(checkstr + " topic_setat " + timestring(targchan->topicset));
}
user->SendText(checkstr + " modes " + targchan->ChanModes(true));
user->SendText(checkstr + " membercount " + ConvToStr(targchan->GetUserCounter()));
/* now the ugly bit, spool current members of a channel. :| */
const UserMembList *ulist= targchan->GetUsers();
/* note that unlike /names, we do NOT check +i vs in the channel */
for (UserMembCIter i = ulist->begin(); i != ulist->end(); i++)
{
/*
* Unlike Asuka, I define a clone as coming from the same host. --w00t
*/
user->SendText("%s member %-3lu %s%s (%s@%s) %s ",
checkstr.c_str(), ServerInstance->Users->GlobalCloneCount(i->first),
targchan->GetAllPrefixChars(i->first), i->first->nick.c_str(),
i->first->ident.c_str(), i->first->dhost.c_str(), i->first->fullname.c_str());
}
const ModeParser::ListModeList& listmodes = ServerInstance->Modes->GetListModes();
for (ModeParser::ListModeList::const_iterator i = listmodes.begin(); i != listmodes.end(); ++i)
dumpListMode(user, checkstr, (*i)->GetList(targchan));
dumpExt(user, checkstr, targchan);
}
else
{
/* /check on an IP address, or something that doesn't exist */
long x = 0;
/* hostname or other */
for (user_hash::const_iterator a = ServerInstance->Users->clientlist->begin(); a != ServerInstance->Users->clientlist->end(); a++)
{
if (InspIRCd::Match(a->second->host, parameters[0], ascii_case_insensitive_map) || InspIRCd::Match(a->second->dhost, parameters[0], ascii_case_insensitive_map))
{
/* host or vhost matches mask */
user->SendText(checkstr + " match " + ConvToStr(++x) + " " + a->second->GetFullRealHost() + " " + a->second->GetIPString() + " " + a->second->fullname);
}
/* IP address */
else if (InspIRCd::MatchCIDR(a->second->GetIPString(), parameters[0]))
{
/* same IP. */
user->SendText(checkstr + " match " + ConvToStr(++x) + " " + a->second->GetFullRealHost() + " " + a->second->GetIPString() + " " + a->second->fullname);
}
}
user->SendText(checkstr + " matches " + ConvToStr(x));
}
user->SendText(checkstr + " END " + parameters[0]);
return CMD_SUCCESS;
}
static bool WriteDatabase(PermChannel& permchanmode, Module* mod, bool save_listmodes)
{
ChanModeReference ban(mod, "ban");
/*
* We need to perform an atomic write so as not to f**k things up.
* So, let's write to a temporary file, flush it, then rename the file..
* -- w00t
*/
// If the user has not specified a configuration file then we don't write one.
if (permchannelsconf.empty())
return true;
std::string permchannelsnewconf = permchannelsconf + ".tmp";
std::ofstream stream(permchannelsnewconf.c_str());
if (!stream.is_open())
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot create database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot create new db: %s (%d)", strerror(errno), errno);
return false;
}
stream << "# This file is automatically generated by m_permchannels. Any changes will be overwritten." << std::endl
<< "<config format=\"xml\">" << std::endl;
for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
{
Channel* chan = i->second;
if (!chan->IsModeSet(permchanmode))
continue;
std::string chanmodes = chan->ChanModes(true);
if (save_listmodes)
{
std::string modes;
std::string params;
const ModeParser::ListModeList& listmodes = ServerInstance->Modes->GetListModes();
for (ModeParser::ListModeList::const_iterator j = listmodes.begin(); j != listmodes.end(); ++j)
{
ListModeBase* lm = *j;
ListModeBase::ModeList* list = lm->GetList(chan);
if (!list || list->empty())
continue;
size_t n = 0;
// Append the parameters
for (ListModeBase::ModeList::const_iterator k = list->begin(); k != list->end(); ++k, n++)
{
params += k->mask;
params += ' ';
}
// Append the mode letters (for example "IIII", "gg")
modes.append(n, lm->GetModeChar());
}
if (!params.empty())
{
// Remove the last space
params.erase(params.end()-1);
// If there is at least a space in chanmodes (that is, a non-listmode has a parameter)
// insert the listmode mode letters before the space. Otherwise just append them.
std::string::size_type p = chanmodes.find(' ');
if (p == std::string::npos)
chanmodes += modes;
else
chanmodes.insert(p, modes);
// Append the listmode parameters (the masks themselves)
chanmodes += ' ';
chanmodes += params;
}
}
stream << "<permchannels channel=\"" << ServerConfig::Escape(chan->name)
<< "\" ts=\"" << chan->age
<< "\" topic=\"" << ServerConfig::Escape(chan->topic)
<< "\" topicts=\"" << chan->topicset
<< "\" topicsetby=\"" << ServerConfig::Escape(chan->setby)
<< "\" modes=\"" << ServerConfig::Escape(chanmodes)
<< "\">" << std::endl;
}
if (stream.fail())
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot write to new database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot write to new db: %s (%d)", strerror(errno), errno);
return false;
}
stream.close();
#ifdef _WIN32
if (remove(permchannelsconf.c_str()))
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot remove old database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot remove old database: %s (%d)", strerror(errno), errno);
return false;
}
#endif
// Use rename to move temporary to new db - this is guarenteed not to f**k up, even in case of a crash.
if (rename(permchannelsnewconf.c_str(), permchannelsconf.c_str()) < 0)
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot move new to old database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot replace old with new db: %s (%d)", strerror(errno), errno);
return false;
}
return true;
}
static bool WriteDatabase()
{
/*
* We need to perform an atomic write so as not to f**k things up.
* So, let's write to a temporary file, flush it, then rename the file..
* -- w00t
*/
// If the user has not specified a configuration file then we don't write one.
if (permchannelsconf.empty())
return true;
std::string permchannelsnewconf = permchannelsconf + ".tmp";
std::ofstream stream(permchannelsnewconf.c_str());
if (!stream.is_open())
{
ServerInstance->Logs->Log("m_permchannels", LOG_DEFAULT, "permchannels: Cannot create database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot create new db: %s (%d)", strerror(errno), errno);
return false;
}
stream << "# This file is automatically generated by m_permchannels. Any changes will be overwritten." << std::endl
<< "<config format=\"xml\">" << std::endl;
for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
{
Channel* chan = i->second;
if (!chan->IsModeSet('P'))
continue;
stream << "<permchannels channel=\"" << ServerConfig::Escape(chan->name)
<< "\" topic=\"" << ServerConfig::Escape(chan->topic)
<< "\" modes=\"" << ServerConfig::Escape(chan->ChanModes(true))
<< "\">" << std::endl;
}
if (stream.fail())
{
ServerInstance->Logs->Log("m_permchannels", LOG_DEFAULT, "permchannels: Cannot write to new database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot write to new db: %s (%d)", strerror(errno), errno);
return false;
}
stream.close();
#ifdef _WIN32
if (remove(permchannelsconf.c_str()))
{
ServerInstance->Logs->Log("m_permchannels", LOG_DEFAULT, "permchannels: Cannot remove old database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot remove old database: %s (%d)", strerror(errno), errno);
return false;
}
#endif
// Use rename to move temporary to new db - this is guarenteed not to f**k up, even in case of a crash.
if (rename(permchannelsnewconf.c_str(), permchannelsconf.c_str()) < 0)
{
ServerInstance->Logs->Log("m_permchannels", LOG_DEFAULT, "permchannels: Cannot move new to old database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot replace old with new db: %s (%d)", strerror(errno), errno);
return false;
}
return true;
}
static bool WriteDatabase(PermChannel& permchanmode, Module* mod, bool save_listmodes)
{
ChanModeReference ban(mod, "ban");
/*
* We need to perform an atomic write so as not to f**k things up.
* So, let's write to a temporary file, flush it, then rename the file..
* -- w00t
*/
// If the user has not specified a configuration file then we don't write one.
if (permchannelsconf.empty())
return true;
std::string permchannelsnewconf = permchannelsconf + ".tmp";
std::ofstream stream(permchannelsnewconf.c_str());
if (!stream.is_open())
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot create database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot create new db: %s (%d)", strerror(errno), errno);
return false;
}
stream << "# This file is automatically generated by m_permchannels. Any changes will be overwritten." << std::endl
<< "<config format=\"xml\">" << std::endl;
for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
{
Channel* chan = i->second;
if (!chan->IsModeSet(permchanmode))
continue;
std::string chanmodes = chan->ChanModes(true);
if (save_listmodes)
{
ListModeData lm;
// Bans are managed by the core, so we have to process them separately
static_cast<ListModeBase*>(*ban)->DoSyncChannel(chan, mod, &lm);
// All other listmodes are managed by modules, so we need to ask them (call their
// OnSyncChannel() handler) to give our ProtoSendMode() a list of modes that are
// set on the channel. The ListModeData struct is passed as an opaque pointer
// that will be passed back to us by the module handling the mode.
FOREACH_MOD(OnSyncChannel, (chan, mod, &lm));
if (!lm.modes.empty())
{
// Remove the last space
lm.params.erase(lm.params.end()-1);
// If there is at least a space in chanmodes (that is, a non-listmode has a parameter)
// insert the listmode mode letters before the space. Otherwise just append them.
std::string::size_type p = chanmodes.find(' ');
if (p == std::string::npos)
chanmodes += lm.modes;
else
chanmodes.insert(p, lm.modes);
// Append the listmode parameters (the masks themselves)
chanmodes += ' ';
chanmodes += lm.params;
}
}
stream << "<permchannels channel=\"" << ServerConfig::Escape(chan->name)
<< "\" ts=\"" << chan->age
<< "\" topic=\"" << ServerConfig::Escape(chan->topic)
<< "\" topicts=\"" << chan->topicset
<< "\" topicsetby=\"" << ServerConfig::Escape(chan->setby)
<< "\" modes=\"" << ServerConfig::Escape(chanmodes)
<< "\">" << std::endl;
}
if (stream.fail())
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot write to new database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot write to new db: %s (%d)", strerror(errno), errno);
return false;
}
stream.close();
#ifdef _WIN32
if (remove(permchannelsconf.c_str()))
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot remove old database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot remove old database: %s (%d)", strerror(errno), errno);
return false;
}
#endif
// Use rename to move temporary to new db - this is guarenteed not to f**k up, even in case of a crash.
if (rename(permchannelsnewconf.c_str(), permchannelsconf.c_str()) < 0)
{
ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot move new to old database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot replace old with new db: %s (%d)", strerror(errno), errno);
return false;
}
return true;
}
static bool WriteDatabase()
{
FILE *f;
if (permchannelsconf.empty())
{
// Fake success.
return true;
}
std::string tempname = permchannelsconf + ".tmp";
/*
* We need to perform an atomic write so as not to f**k things up.
* So, let's write to a temporary file, flush and sync the FD, then rename the file..
* -- w00t
*/
f = fopen(tempname.c_str(), "w");
if (!f)
{
ServerInstance->Logs->Log("m_permchannels",LOG_DEFAULT, "permchannels: Cannot create database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot create new db: %s (%d)", strerror(errno), errno);
return false;
}
fputs("# Permchannels DB\n# This file is autogenerated; any changes will be overwritten!\n<config format=\"compat\">\n", f);
// Now, let's write.
for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
{
Channel* chan = i->second;
if (!chan->IsModeSet('P'))
continue;
char line[1024];
const char* items[] =
{
"<permchannels channel=",
chan->name.c_str(),
" topic=",
chan->topic.c_str(),
" modes=",
chan->ChanModes(true),
">\n"
};
int lpos = 0, item = 0, ipos = 0;
while (lpos < 1022 && item < 7)
{
char c = items[item][ipos++];
if (c == 0)
{
// end of this string; hop to next string, insert a quote
item++;
ipos = 0;
c = '"';
}
else if (c == '\\' || c == '"')
{
line[lpos++] = '\\';
}
line[lpos++] = c;
}
line[--lpos] = 0;
fputs(line, f);
}
int write_error = 0;
write_error = ferror(f);
write_error |= fclose(f);
if (write_error)
{
ServerInstance->Logs->Log("m_permchannels",LOG_DEFAULT, "permchannels: Cannot write to new database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot write to new db: %s (%d)", strerror(errno), errno);
return false;
}
#ifdef _WIN32
if (remove(permchannelsconf.c_str()))
{
ServerInstance->Logs->Log("m_permchannels",LOG_DEFAULT, "permchannels: Cannot remove old database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot remove old database: %s (%d)", strerror(errno), errno);
return false;
}
#endif
// Use rename to move temporary to new db - this is guarenteed not to f**k up, even in case of a crash.
if (rename(tempname.c_str(), permchannelsconf.c_str()) < 0)
{
ServerInstance->Logs->Log("m_permchannels",LOG_DEFAULT, "permchannels: Cannot move new to old database! %s (%d)", strerror(errno), errno);
ServerInstance->SNO->WriteToSnoMask('a', "database: cannot replace old with new db: %s (%d)", strerror(errno), errno);
return false;
}
return true;
}
