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anope/modules/protocol/inspircd12.cpp
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/* inspircd 1.2 functions
*
* (C) 2003-2012 Anope Team
* Contact us at team@anope.org
*
* Please read COPYING and README for further details.
*
* Based on the original code of Epona by Lara.
* Based on the original code of Services by Andy Church.
*/
/*************************************************************************/
#include "module.h"
/* inspircd-ts6.h uses these */
static bool has_globopsmod = false;
static bool has_chghostmod = false;
static bool has_chgidentmod = false;
static bool has_rlinemod = false;
#include "inspircd-ts6.h"
IRCDVar myIrcd = {
"InspIRCd 1.2", /* ircd name */
"+I", /* Modes used by pseudoclients */
1, /* SVSNICK */
1, /* Vhost */
0, /* Supports SNlines */
1, /* Supports SQlines */
1, /* Supports SZlines */
0, /* Join 2 Message */
0, /* Chan SQlines */
0, /* Quit on Kill */
1, /* vidents */
1, /* svshold */
0, /* time stamp on mode */
0, /* O:LINE */
1, /* UMODE */
1, /* No Knock requires +i */
0, /* Can remove User Channel Modes with SVSMODE */
0, /* Sglines are not enforced until user reconnects */
1, /* ts6 */
"$", /* TLD Prefix for Global */
20, /* Max number of modes we can send per line */
1, /* IRCd sends a SSL users certificate fingerprint */
};
static bool has_servicesmod = false;
static bool has_svsholdmod = false;
static bool has_hidechansmod = false;
bool event_ftopic(const Anope::string &source, const std::vector<Anope::string> &params)
{
/* :source FTOPIC channel ts setby :topic */
if (params.size() < 4)
return true;
Channel *c = findchan(params[0]);
if (!c)
{
Log(LOG_DEBUG) << "TOPIC " << params[3] << " for nonexistent channel " << params[0];
return true;
}
c->ChangeTopicInternal(params[2], params[3], Anope::string(params[1]).is_pos_number_only() ? convertTo<time_t>(params[1]) : Anope::CurTime);
return true;
}
bool event_opertype(const Anope::string &source, const std::vector<Anope::string> &params)
{
/* opertype is equivalent to mode +o because servers
dont do this directly */
User *u = finduser(source);
if (u && !u->HasMode(UMODE_OPER))
{
std::vector<Anope::string> newparams;
newparams.push_back(source);
newparams.push_back("+o");
return ircdmessage->OnMode(source, newparams);
}
return true;
}
bool event_fmode(const Anope::string &source, const std::vector<Anope::string> &params)
{
/* :source FMODE #test 12345678 +nto foo */
if (params.size() < 3)
return true;
Channel *c = findchan(params[0]);
if (!c)
return true;
/* Checking the TS for validity to avoid desyncs */
time_t ts = Anope::string(params[1]).is_pos_number_only() ? convertTo<time_t>(params[1]) : 0;
if (c->creation_time > ts)
{
/* Our TS is bigger, we should lower it */
c->creation_time = ts;
c->Reset();
}
else if (c->creation_time < ts)
/* The TS we got is bigger, we should ignore this message. */
return true;
/* TS's are equal now, so we can proceed with parsing */
std::vector<Anope::string> newparams;
newparams.push_back(params[0]);
newparams.push_back(params[1]);
Anope::string modes = params[2];
for (unsigned n = 3; n < params.size(); ++n)
modes += " " + params[n];
newparams.push_back(modes);
return ircdmessage->OnMode(source, newparams);
}
bool event_setname(const Anope::string &source, const std::vector<Anope::string> &params)
{
User *u = finduser(source);
if (!u)
{
Log(LOG_DEBUG) << "SETNAME for nonexistent user " << source;
return true;
}
else if (params.empty())
return true;
u->SetRealname(params[0]);
return true;
}
bool event_chgname(const Anope::string &source, const std::vector<Anope::string> &params)
{
User *u = finduser(source);
if (!u)
{
Log(LOG_DEBUG) << "FNAME for nonexistent user " << source;
return true;
}
else if (params.empty())
return true;
u->SetRealname(params[0]);
return true;
}
bool event_setident(const Anope::string &source, const std::vector<Anope::string> &params)
{
User *u = finduser(source);
if (!u)
{
Log(LOG_DEBUG) << "SETIDENT for nonexistent user " << source;
return true;
}
u->SetIdent(params[0]);
return true;
}
bool event_chgident(const Anope::string &source, const std::vector<Anope::string> &params)
{
User *u = finduser(params[0]);
if (!u)
{
Log(LOG_DEBUG) << "CHGIDENT for nonexistent user " << params[0];
return true;
}
u->SetIdent(params[1]);
return true;
}
bool event_sethost(const Anope::string &source, const std::vector<Anope::string> &params)
{
User *u = finduser(source);
if (!u)
{
Log(LOG_DEBUG) << "SETHOST for nonexistent user " << source;
return true;
}
u->SetDisplayedHost(params[0]);
return true;
}
bool event_chghost(const Anope::string &source, const std::vector<Anope::string> &params)
{
User *u = finduser(source);
if (!u)
{
Log(LOG_DEBUG) << "FHOST for nonexistent user " << source;
return true;
}
u->SetDisplayedHost(params[0]);
return true;
}
/*
* source = numeric of the sending server
* params[0] = uuid
* params[1] = metadata name
* params[2] = data
*/
bool event_metadata(const Anope::string &source, const std::vector<Anope::string> &params)
{
if (params.size() < 3)
return true;
else if (params[1].equals_cs("accountname"))
{
User *u = finduser(params[0]);
NickCore *nc = findcore(params[2]);
if (u && nc)
{
u->Login(nc);
const NickAlias *user_na = findnick(u->nick);
if (!Config->NoNicknameOwnership && nickserv && user_na && user_na->nc == nc && user_na->nc->HasFlag(NI_UNCONFIRMED) == false)
u->SetMode(findbot(Config->NickServ), UMODE_REGISTERED);
}
}
/*
* possible incoming ssl_cert messages:
* Received: :409 METADATA 409AAAAAA ssl_cert :vTrSe c38070ce96e41cc144ed6590a68d45a6 <...> <...>
* Received: :409 METADATA 409AAAAAC ssl_cert :vTrSE Could not get peer certificate: error:00000000:lib(0):func(0):reason(0)
*/
else if (params[1].equals_cs("ssl_cert"))
{
User *u = finduser(params[0]);
if (!u)
return true;
std::string data = params[2].c_str();
size_t pos1 = data.find(' ') + 1;
size_t pos2 = data.find(' ', pos1);
if ((pos2 - pos1) >= 32) // inspircd supports md5 and sha1 fingerprint hashes -> size 32 or 40 bytes.
{
u->fingerprint = data.substr(pos1, pos2 - pos1);
FOREACH_MOD(I_OnFingerprint, OnFingerprint(u));
}
}
return true;
}
bool event_endburst(const Anope::string &source, const std::vector<Anope::string> &params)
{
Server *s = Server::Find(source);
if (!s)
throw CoreException("Got ENDBURST without a source");
Log(LOG_DEBUG) << "Processed ENDBURST for " << s->GetName();
s->Sync(true);
return true;
}
class InspIRCdExtBan : public ChannelModeList
{
public:
InspIRCdExtBan(ChannelModeName mName, char modeChar) : ChannelModeList(mName, modeChar) { }
bool Matches(const User *u, const Entry *e) anope_override
{
const Anope::string &mask = e->mask;
if (mask.find("m:") == 0 || mask.find("N:") == 0)
{
Anope::string real_mask = mask.substr(2);
Entry en(this->Name, real_mask);
if (en.Matches(u))
return true;
}
else if (mask.find("j:") == 0)
{
Anope::string real_mask = mask.substr(2);
Channel *c = findchan(real_mask);
if (c != NULL && c->FindUser(u) != NULL)
return true;
}
else if (mask.find("M:") == 0 || mask.find("R:") == 0)
{
Anope::string real_mask = mask.substr(2);
if (u->IsIdentified() && real_mask.equals_ci(u->Account()->display))
return true;
}
else if (mask.find("r:") == 0)
{
Anope::string real_mask = mask.substr(2);
if (Anope::Match(u->realname, real_mask))
return true;
}
else if (mask.find("s:") == 0)
{
Anope::string real_mask = mask.substr(2);
if (Anope::Match(u->server->GetName(), real_mask))
return true;
}
return false;
}
};
class Inspircd12IRCdMessage : public InspircdIRCdMessage
{
public:
/*
* [Nov 03 22:09:58.176252 2009] debug: Received: :964 UID 964AAAAAC 1225746297 w00t2 localhost testnet.user w00t 127.0.0.1 1225746302 +iosw +ACGJKLNOQcdfgjklnoqtx :Robin Burchell <w00t@inspircd.org>
* 0: uid
* 1: ts
* 2: nick
* 3: host
* 4: dhost
* 5: ident
* 6: ip
* 7: signon
* 8+: modes and params -- IMPORTANT, some modes (e.g. +s) may have parameters. So don't assume a fixed position of realname!
* last: realname
*/
bool OnUID(const Anope::string &source, const std::vector<Anope::string> &params) anope_override
{
time_t ts = convertTo<time_t>(params[1]);
Anope::string modes = params[8];
for (unsigned i = 9; i < params.size() - 1; ++i)
modes += " " + params[i];
User *user = do_nick("", params[2], params[5], params[3], source, params[params.size() - 1], ts, params[6], params[4], params[0], modes);
if (user && user->server->IsSynced() && nickserv)
nickserv->Validate(user);
return true;
}
bool OnCapab(const Anope::string &source, const std::vector<Anope::string> &params) anope_override
{
if (params[0].equals_cs("START"))
{
/* reset CAPAB */
has_servicesmod = false;
has_globopsmod = false;
has_svsholdmod = false;
has_chghostmod = false;
has_chgidentmod = false;
has_hidechansmod = false;
}
else if (params[0].equals_cs("MODULES"))
{
if (params[1].find("m_globops.so") != Anope::string::npos)
has_globopsmod = true;
if (params[1].find("m_services_account.so") != Anope::string::npos)
has_servicesmod = true;
if (params[1].find("m_svshold.so") != Anope::string::npos)
has_svsholdmod = true;
if (params[1].find("m_chghost.so") != Anope::string::npos)
has_chghostmod = true;
if (params[1].find("m_chgident.so") != Anope::string::npos)
has_chgidentmod = true;
if (params[1].find("m_hidechans.so") != Anope::string::npos)
has_hidechansmod = true;
if (params[1].find("m_servprotect.so") != Anope::string::npos)
ircd->pseudoclient_mode = "+Ik";
if (params[1].find("m_rline.so") != Anope::string::npos)
has_rlinemod = true;
}
else if (params[0].equals_cs("CAPABILITIES"))
{
spacesepstream ssep(params[1]);
Anope::string capab;
while (ssep.GetToken(capab))
{
if (capab.find("CHANMODES") != Anope::string::npos)
{
Anope::string modes(capab.begin() + 10, capab.end());
commasepstream sep(modes);
Anope::string modebuf;
sep.GetToken(modebuf);
for (size_t t = 0, end = modebuf.length(); t < end; ++t)
{
switch (modebuf[t])
{
case 'b':
ModeManager::AddChannelMode(new InspIRCdExtBan(CMODE_BAN, 'b'));
continue;
case 'e':
ModeManager::AddChannelMode(new InspIRCdExtBan(CMODE_EXCEPT, 'e'));
continue;
case 'I':
ModeManager::AddChannelMode(new InspIRCdExtBan(CMODE_INVITEOVERRIDE, 'I'));
continue;
/* InspIRCd sends q and a here if they have no prefixes */
case 'q':
ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_OWNER, 'q', '@'));
continue;
case 'a':
ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_PROTECT , 'a', '@'));
continue;
default:
ModeManager::AddChannelMode(new ChannelModeList(CMODE_END, modebuf[t]));
}
}
sep.GetToken(modebuf);
for (size_t t = 0, end = modebuf.length(); t < end; ++t)
{
switch (modebuf[t])
{
case 'k':
ModeManager::AddChannelMode(new ChannelModeKey('k'));
continue;
default:
ModeManager::AddChannelMode(new ChannelModeParam(CMODE_END, modebuf[t]));
}
}
sep.GetToken(modebuf);
for (size_t t = 0, end = modebuf.length(); t < end; ++t)
{
switch (modebuf[t])
{
case 'F':
ModeManager::AddChannelMode(new ChannelModeParam(CMODE_NICKFLOOD, 'F', true));
continue;
case 'J':
ModeManager::AddChannelMode(new ChannelModeParam(CMODE_NOREJOIN, 'J', true));
continue;
case 'L':
ModeManager::AddChannelMode(new ChannelModeParam(CMODE_REDIRECT, 'L', true));
continue;
case 'f':
ModeManager::AddChannelMode(new ChannelModeFlood('f', true));
continue;
case 'j':
ModeManager::AddChannelMode(new ChannelModeParam(CMODE_JOINFLOOD, 'j', true));
continue;
case 'l':
ModeManager::AddChannelMode(new ChannelModeParam(CMODE_LIMIT, 'l', true));
continue;
default:
ModeManager::AddChannelMode(new ChannelModeParam(CMODE_END, modebuf[t], true));
}
}
sep.GetToken(modebuf);
for (size_t t = 0, end = modebuf.length(); t < end; ++t)
{
switch (modebuf[t])
{
case 'A':
ModeManager::AddChannelMode(new ChannelMode(CMODE_ALLINVITE, 'A'));
continue;
case 'B':
ModeManager::AddChannelMode(new ChannelMode(CMODE_BLOCKCAPS, 'B'));
continue;
case 'C':
ModeManager::AddChannelMode(new ChannelMode(CMODE_NOCTCP, 'C'));
continue;
case 'D':
ModeManager::AddChannelMode(new ChannelMode(CMODE_DELAYEDJOIN, 'D'));
continue;
case 'G':
ModeManager::AddChannelMode(new ChannelMode(CMODE_FILTER, 'G'));
continue;
case 'K':
ModeManager::AddChannelMode(new ChannelMode(CMODE_NOKNOCK, 'K'));
continue;
case 'M':
ModeManager::AddChannelMode(new ChannelMode(CMODE_REGMODERATED, 'M'));
continue;
case 'N':
ModeManager::AddChannelMode(new ChannelMode(CMODE_NONICK, 'N'));
continue;
case 'O':
ModeManager::AddChannelMode(new ChannelModeOper('O'));
continue;
case 'P':
ModeManager::AddChannelMode(new ChannelMode(CMODE_PERM, 'P'));
continue;
case 'Q':
ModeManager::AddChannelMode(new ChannelMode(CMODE_NOKICK, 'Q'));
continue;
case 'R':
ModeManager::AddChannelMode(new ChannelMode(CMODE_REGISTEREDONLY, 'R'));
continue;
case 'S':
ModeManager::AddChannelMode(new ChannelMode(CMODE_STRIPCOLOR, 'S'));
continue;
case 'T':
ModeManager::AddChannelMode(new ChannelMode(CMODE_NONOTICE, 'T'));
continue;
case 'c':
ModeManager::AddChannelMode(new ChannelMode(CMODE_BLOCKCOLOR, 'c'));
continue;
case 'i':
ModeManager::AddChannelMode(new ChannelMode(CMODE_INVITE, 'i'));
continue;
case 'm':
ModeManager::AddChannelMode(new ChannelMode(CMODE_MODERATED, 'm'));
continue;
case 'n':
ModeManager::AddChannelMode(new ChannelMode(CMODE_NOEXTERNAL, 'n'));
continue;
case 'p':
ModeManager::AddChannelMode(new ChannelMode(CMODE_PRIVATE, 'p'));
continue;
case 'r':
ModeManager::AddChannelMode(new ChannelModeRegistered('r'));
continue;
case 's':
ModeManager::AddChannelMode(new ChannelMode(CMODE_SECRET, 's'));
continue;
case 't':
ModeManager::AddChannelMode(new ChannelMode(CMODE_TOPIC, 't'));
continue;
case 'u':
ModeManager::AddChannelMode(new ChannelMode(CMODE_AUDITORIUM, 'u'));
continue;
case 'z':
ModeManager::AddChannelMode(new ChannelMode(CMODE_SSL, 'z'));
continue;
default:
ModeManager::AddChannelMode(new ChannelMode(CMODE_END, modebuf[t]));
}
}
}
else if (capab.find("USERMODES") != Anope::string::npos)
{
Anope::string modes(capab.begin() + 10, capab.end());
commasepstream sep(modes);
Anope::string modebuf;
while (sep.GetToken(modebuf))
{
for (size_t t = 0, end = modebuf.length(); t < end; ++t)
{
switch (modebuf[t])
{
case 'h':
ModeManager::AddUserMode(new UserMode(UMODE_HELPOP, 'h'));
continue;
case 'B':
ModeManager::AddUserMode(new UserMode(UMODE_BOT, 'B'));
continue;
case 'G':
ModeManager::AddUserMode(new UserMode(UMODE_FILTER, 'G'));
continue;
case 'H':
ModeManager::AddUserMode(new UserMode(UMODE_HIDEOPER, 'H'));
continue;
case 'I':
ModeManager::AddUserMode(new UserMode(UMODE_PRIV, 'I'));
continue;
case 'Q':
ModeManager::AddUserMode(new UserMode(UMODE_HIDDEN, 'Q'));
continue;
case 'R':
ModeManager::AddUserMode(new UserMode(UMODE_REGPRIV, 'R'));
continue;
case 'S':
ModeManager::AddUserMode(new UserMode(UMODE_STRIPCOLOR, 'S'));
continue;
case 'W':
ModeManager::AddUserMode(new UserMode(UMODE_WHOIS, 'W'));
continue;
case 'c':
ModeManager::AddUserMode(new UserMode(UMODE_COMMONCHANS, 'c'));
continue;
case 'g':
ModeManager::AddUserMode(new UserMode(UMODE_CALLERID, 'g'));
continue;
case 'i':
ModeManager::AddUserMode(new UserMode(UMODE_INVIS, 'i'));
continue;
case 'k':
ModeManager::AddUserMode(new UserMode(UMODE_PROTECTED, 'k'));
continue;
case 'o':
ModeManager::AddUserMode(new UserMode(UMODE_OPER, 'o'));
continue;
case 'r':
ModeManager::AddUserMode(new UserMode(UMODE_REGISTERED, 'r'));
continue;
case 'w':
ModeManager::AddUserMode(new UserMode(UMODE_WALLOPS, 'w'));
continue;
case 'x':
ModeManager::AddUserMode(new UserMode(UMODE_CLOAK, 'x'));
continue;
case 'd':
ModeManager::AddUserMode(new UserMode(UMODE_DEAF, 'd'));
continue;
default:
ModeManager::AddUserMode(new UserMode(UMODE_END, modebuf[t]));
}
}
}
}
else if (capab.find("PREFIX=(") != Anope::string::npos)
{
Anope::string modes(capab.begin() + 8, capab.begin() + capab.find(')'));
Anope::string chars(capab.begin() + capab.find(')') + 1, capab.end());
unsigned short level = modes.length() - 1;
for (size_t t = 0, end = modes.length(); t < end; ++t)
{
switch (modes[t])
{
case 'q':
ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_OWNER, 'q', chars[t], level--));
continue;
case 'a':
ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_PROTECT, 'a', chars[t], level--));
continue;
case 'o':
ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_OP, 'o', chars[t], level--));
continue;
case 'h':
ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_HALFOP, 'h', chars[t], level--));
continue;
case 'v':
ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_VOICE, 'v', chars[t], level--));
continue;
default:
ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_END, modes[t], chars[t], level--));
}
}
}
else if (capab.find("MAXMODES=") != Anope::string::npos)
{
Anope::string maxmodes(capab.begin() + 9, capab.end());
ircd->maxmodes = maxmodes.is_pos_number_only() ? convertTo<unsigned>(maxmodes) : 3;
}
}
}
else if (params[0].equals_cs("END"))
{
if (!has_globopsmod)
{
UplinkSocket::Message() << "ERROR :m_globops is not loaded. This is required by Anope";
quitmsg = "Remote server does not have the m_globops module loaded, and this is required.";
quitting = true;
return false;
}
if (!has_servicesmod)
{
UplinkSocket::Message() << "ERROR :m_services_account.so is not loaded. This is required by Anope";
quitmsg = "ERROR: Remote server does not have the m_services_account module loaded, and this is required.";
quitting = true;
return false;
}
if (!has_hidechansmod)
{
UplinkSocket::Message() << "ERROR :m_hidechans.so is not loaded. This is required by Anope";
quitmsg = "ERROR: Remote server does not have the m_hidechans module loaded, and this is required.";
quitting = true;
return false;
}
if (!has_svsholdmod)
Log() << "SVSHOLD missing, Usage disabled until module is loaded.";
if (!has_chghostmod)
Log() << "CHGHOST missing, Usage disabled until module is loaded.";
if (!has_chgidentmod)
Log() << "CHGIDENT missing, Usage disabled until module is loaded.";
ircd->svshold = has_svsholdmod;
}
IRCdMessage::OnCapab(source, params);
return true;
}
};
class ProtoInspIRCd : public Module
{
Message message_endburst, message_time,
message_rsquit, message_svsmode, message_fhost,
message_chgident, message_fname, message_sethost, message_setident, message_setname, message_fjoin, message_fmode,
message_ftopic, message_opertype, message_idle, message_metadata;
InspIRCdTS6Proto ircd_proto;
Inspircd12IRCdMessage ircd_message;
public:
ProtoInspIRCd(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, PROTOCOL),
message_endburst("ENDBURST", event_endburst),
message_time("TIME", event_time), message_rsquit("RSQUIT", event_rsquit),
message_svsmode("SVSMODE", OnMode), message_fhost("FHOST", event_chghost),
message_chgident("CHGIDENT", event_chgident), message_fname("FNAME", event_chgname),
message_sethost("SETHOST", event_sethost), message_setident("SETIDENT", event_setident),
message_setname("SETNAME", event_setname), message_fjoin("FJOIN", OnSJoin),
message_fmode("FMODE", event_fmode), message_ftopic("FTOPIC", event_ftopic),
message_opertype("OPERTYPE", event_opertype), message_idle("IDLE", event_idle),
message_metadata("METADATA", event_metadata)
{
this->SetAuthor("Anope");
pmodule_ircd_var(&myIrcd);
pmodule_ircd_proto(&this->ircd_proto);
pmodule_ircd_message(&this->ircd_message);
Capab.insert("NOQUIT");
Implementation i[] = { I_OnUserNickChange, I_OnServerSync };
ModuleManager::Attach(i, this, sizeof(i) / sizeof(Implementation));
if (Config->Numeric.empty())
{
Anope::string numeric = ts6_sid_retrieve();
Me->SetSID(numeric);
Config->Numeric = numeric;
}
for (botinfo_map::iterator it = BotListByNick->begin(), it_end = BotListByNick->end(); it != it_end; ++it)
it->second->GenerateUID();
}
~ProtoInspIRCd()
{
pmodule_ircd_var(NULL);
pmodule_ircd_proto(NULL);
pmodule_ircd_message(NULL);
}
void OnUserNickChange(User *u, const Anope::string &) anope_override
{
/* InspIRCd 1.2 doesn't set -r on nick change, remove -r here. Note that if we have to set +r later
* this will cancel out this -r, resulting in no mode changes.
*/
u->RemoveMode(findbot(Config->NickServ), UMODE_REGISTERED);
}
void OnServerSync(Server *s) anope_override
{
if (nickserv)
for (Anope::insensitive_map<User *>::iterator it = UserListByNick.begin(); it != UserListByNick.end(); ++it)
{
User *u = it->second;
if (u->server == s && !u->IsIdentified())
nickserv->Validate(u);
}
}
};
MODULE_INIT(ProtoInspIRCd)
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