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anope/modules/protocol/plexus.cpp
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Sadie Powell 792308ed5d Rename ChanUserContainer to Membership.
2026-01-14 17:17:37 +00:00

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// Anope IRC Services <https://www.anope.org/>
//
// Copyright (C) 2003-2026 Anope Contributors
//
// Anope is free software. You can use, modify, and/or distribute it under the
// terms of version 2 of the GNU General Public License. See docs/LICENSE.txt
// for the complete terms of this license and docs/AUTHORS.txt for a list of
// contributors.
//
// Based on the original code of Epona by Lara
// Based on the original code of Services by Andy Church
//
// SPDX-License-Identifier: GPL-2.0-only
#include "module.h"
#include "modules/nickserv/sasl.h"
static Anope::string UplinkSID;
static ServiceReference<IRCDProto> hybrid("IRCDProto", "hybrid");
class PlexusProto final
: public IRCDProto
, SASL::ProtocolInterface
{
public:
PlexusProto(Module *creator)
: IRCDProto(creator, "hybrid-7.2.3+plexus-3.0.1")
, SASL::ProtocolInterface(creator)
{
DefaultPseudoclientModes = "+iU";
CanSVSNick = true;
CanSVSJoin = true;
CanSVSNOOP = true;
CanSetVHost = true;
CanSetVIdent = true;
CanSNLine = true;
CanSQLine = true;
CanSQLineChannel = true;
CanSVSHold = true;
CanCertFP = true;
RequiresID = true;
MaxModes = 4;
}
void SendSVSKill(const MessageSource &source, User *targ, const Anope::string &reason) override { hybrid->SendSVSKill(source, targ, reason); }
void SendGlobalNotice(BotInfo *bi, const Server *dest, const Anope::string &msg) override { hybrid->SendGlobalNotice(bi, dest, msg); }
void SendGlobalPrivmsg(BotInfo *bi, const Server *dest, const Anope::string &msg) override { hybrid->SendGlobalPrivmsg(bi, dest, msg); }
void SendSQLine(User *u, const XLine *x) override { hybrid->SendSQLine(u, x); }
void SendSQLineDel(const XLine *x) override { hybrid->SendSQLineDel(x); }
void SendSGLineDel(const XLine *x) override { hybrid->SendSGLineDel(x); }
void SendSGLine(User *u, const XLine *x) override { hybrid->SendSGLine(u, x); }
void SendAkillDel(const XLine *x) override { hybrid->SendAkillDel(x); }
void SendAkill(User *u, XLine *x) override { hybrid->SendAkill(u, x); }
void SendServer(const Server *server) override { hybrid->SendServer(server); }
void SendChannel(Channel *c) override { hybrid->SendChannel(c); }
void SendSVSHold(const Anope::string &nick, time_t t) override { hybrid->SendSVSHold(nick, t); }
void SendSVSHoldDel(const Anope::string &nick) override { hybrid->SendSVSHoldDel(nick); }
void SendGlobops(const MessageSource &source, const Anope::string &buf) override
{
Uplink::Send(source, "OPERWALL", buf);
}
void SendJoin(User *user, Channel *c, const ChannelStatus *status) override
{
Uplink::Send("SJOIN", c->created, c->name, "+" + c->GetModes(true, true), user->GetUID());
if (status)
{
/* First save the channel status incase uc->Status == status */
ChannelStatus cs = *status;
/* If the user is internally on the channel with flags, kill them so that
* the stacker will allow this.
*/
auto *memb = c->FindUser(user);
if (memb != NULL)
memb->status.Clear();
BotInfo *setter = BotInfo::Find(user->GetUID());
for (auto mode : cs.Modes())
c->SetMode(setter, ModeManager::FindChannelModeByChar(mode), user->GetUID(), false);
if (memb != NULL)
memb->status = cs;
}
}
void SendForceNickChange(User *u, const Anope::string &newnick, time_t when) override
{
Uplink::Send("ENCAP", u->server->GetName(), "SVSNICK", u->GetUID(), u->timestamp, newnick, when);
}
void SendVHost(User *u, const Anope::string &ident, const Anope::string &host) override
{
if (!ident.empty())
Uplink::Send("ENCAP", '*', "CHGIDENT", u->GetUID(), ident);
Uplink::Send("ENCAP", '*', "CHGHOST", u->GetUID(), host);
u->SetMode(Config->GetClient("HostServ"), "CLOAK");
}
void SendVHostDel(User *u) override
{
u->RemoveMode(Config->GetClient("HostServ"), "CLOAK");
}
void SendConnect() override
{
Uplink::Send("PASS", Config->Uplinks[Anope::CurrentUplink].password, "TS", 6, Me->GetSID());
/* CAPAB
* QS - Can handle quit storm removal
* EX - Can do channel +e exemptions
* CHW - Can do channel wall @#
* LL - Can do lazy links
* IE - Can do invite exceptions
* EOB - Can do EOB message
* KLN - Can do KLINE message
* GLN - Can do GLINE message
* HUB - This server is a HUB
* AOPS - Can do anon ops (+a)
* UID - Can do UIDs
* ZIP - Can do ZIPlinks
* ENC - Can do ENCrypted links
* KNOCK - Supports KNOCK
* TBURST - Supports TBURST
* PARA - Supports invite broadcasting for +p
* ENCAP - Supports encapsulation of protocol messages
* SVS - Supports services protocol extensions
*/
Uplink::Send("CAPAB", "QS EX CHW IE EOB KLN UNKLN GLN HUB KNOCK TBURST PARA ENCAP SVS");
/* Make myself known to myself in the serverlist */
SendServer(Me);
/*
* SVINFO
* parv[0] = sender prefix
* parv[1] = TS_CURRENT for the server
* parv[2] = TS_MIN for the server
* parv[3] = server is standalone or connected to non-TS only
* parv[4] = server's idea of UTC time
*/
Uplink::Send("SVINFO", 6, 5, 0, Anope::CurTime);
}
void SendClientIntroduction(User *u) override
{
Uplink::Send("UID", u->nick, 1, u->timestamp, "+" + u->GetModes(), u->GetIdent(), u->host, "255.255.255.255", u->GetUID(), 0, u->host, u->realname);
}
void SendModeInternal(const MessageSource &source, User *u, const Anope::string &modes, const std::vector<Anope::string> &values) override
{
auto params = values;
params.insert(params.begin(), { "*", "SVSMODE", u->GetUID(), Anope::ToString(u->timestamp), modes });
Uplink::SendInternal({}, source, "ENCAP", params);
}
void SendLogin(User *u, NickAlias *na) override
{
Uplink::Send("ENCAP", '*', "SU", u->GetUID(), na->nc->display);
}
void SendLogout(User *u) override
{
Uplink::Send("ENCAP", '*', "SU", u->GetUID());
}
void SendTopic(const MessageSource &source, Channel *c) override
{
Uplink::Send(source, "ENCAP", '*', "TOPIC", c->name, c->topic_setter, c->topic_ts, c->topic);
}
void SendSVSJoin(const MessageSource &source, User *user, const Anope::string &chan, const Anope::string &key) override
{
Uplink::Send(source, "ENCAP", '*', "SVSJOIN", user->GetUID(), chan);
}
void SendSVSPart(const MessageSource &source, User *user, const Anope::string &chan, const Anope::string &param) override
{
Uplink::Send(source, "ENCAP", '*', "SVSPART", user->GetUID(), chan);
}
void SendSASLMessage(const SASL::Message &message) override
{
Server *s = Server::Find(message.target.substr(0, 3));
auto target = s ? s->GetName() : message.target.substr(0, 3);
auto newparams = message.data;
newparams.insert(newparams.begin(), { target, "SASL", message.source, message.target, message.type });
Uplink::SendInternal({}, Me, "ENCAP", newparams);
}
void SendSVSLogin(const Anope::string &uid, NickAlias *na) override
{
Server *s = Server::Find(uid.substr(0, 3));
Anope::string target = s ? s->GetName() : uid.substr(0, 3);
if (na)
{
Uplink::Send("ENCAP", target, "SVSLOGIN", uid, '*', '*', na->GetVHostHost().empty() ? "*" : na->GetVHostHost(), na->nc->display);
}
else
{
Uplink::Send("ENCAP", target, "SU", uid, "");
}
}
void SendSVSNOOP(const Server *server, bool set) override
{
Uplink::Send("ENCAP", '*', "SVSNOOP", set ? '+' : '-');
}
};
struct IRCDMessageEncap final
: IRCDMessage
{
IRCDMessageEncap(Module *creator) : IRCDMessage(creator, "ENCAP", 4) { SetFlag(FLAG_REQUIRE_SERVER); SetFlag(FLAG_SOFT_LIMIT); }
void Run(MessageSource &source, const std::vector<Anope::string> &params, const Anope::map<Anope::string> &tags) override
{
/*
* Received: :dev.anope.de ENCAP * SU DukePyrolator DukePyrolator
* params[0] = *
* params[1] = SU
* params[2] = nickname
* params[3] = account
*/
if (params[1].equals_cs("SU"))
{
User *u = User::Find(params[2]);
NickCore *nc = NickCore::Find(params[3]);
if (u && nc)
{
u->Login(nc);
}
}
/*
* Received: :dev.anope.de ENCAP * CERTFP DukePyrolator :3F122A9CC7811DBAD3566BF2CEC3009007C0868F
* params[0] = *
* params[1] = CERTFP
* params[2] = nickname
* params[3] = fingerprint
*/
else if (params[1].equals_cs("CERTFP"))
{
User *u = User::Find(params[2]);
if (u)
{
u->fingerprint = params[3];
FOREACH_MOD(OnFingerprint, (u));
}
}
else if (params[1] == "SASL" && SASL::service && params.size() >= 6)
{
SASL::Message m;
m.source = params[2];
m.target = params[3];
m.type = params[4];
m.data.assign(params.begin() + 5, params.end());
SASL::service->ProcessMessage(m);
}
}
};
struct IRCDMessagePass final
: IRCDMessage
{
IRCDMessagePass(Module *creator) : IRCDMessage(creator, "PASS", 4) { SetFlag(FLAG_REQUIRE_SERVER); }
void Run(MessageSource &source, const std::vector<Anope::string> &params, const Anope::map<Anope::string> &tags) override
{
UplinkSID = params[3];
}
};
struct IRCDMessageServer final
: IRCDMessage
{
IRCDMessageServer(Module *creator) : IRCDMessage(creator, "SERVER", 3) { SetFlag(FLAG_REQUIRE_SERVER); }
/* 0 1 2 */
/* SERVER hades.arpa 1 :ircd-hybrid test server */
void Run(MessageSource &source, const std::vector<Anope::string> &params, const Anope::map<Anope::string> &tags) override
{
/* Servers other than our immediate uplink are introduced via SID */
if (params[1] != "1")
return;
new Server(source.GetServer() == NULL ? Me : source.GetServer(), params[0], 1, params[2], UplinkSID);
}
};
struct IRCDMessageUID final
: IRCDMessage
{
IRCDMessageUID(Module *creator) : IRCDMessage(creator, "UID", 11) { SetFlag(FLAG_REQUIRE_SERVER); }
/*
params[0] = nick
params[1] = hop
params[2] = ts
params[3] = modes
params[4] = user
params[5] = host
params[6] = IP
params[7] = UID
params[8] = services stamp
params[9] = realhost
params[10] = info
*/
// :42X UID Adam 1 1348535644 +aow Adam 192.168.0.5 192.168.0.5 42XAAAAAB 0 192.168.0.5 :Adam
void Run(MessageSource &source, const std::vector<Anope::string> &params, const Anope::map<Anope::string> &tags) override
{
/* An IP of 0 means the user is spoofed */
Anope::string ip = params[6];
if (ip == "0")
ip.clear();
auto ts = IRCD->ExtractTimestamp(params[2]);
NickAlias *na = NULL;
if (IRCD->ExtractTimestamp(params[8]) == ts)
na = NickAlias::Find(params[0]);
if (params[8] != "0" && !na)
na = NickAlias::Find(params[8]);
User::OnIntroduce(params[0], params[4], params[9], params[5], ip, source.GetServer(), params[10], ts, params[3], params[7], na ? *na->nc : NULL);
}
};
class ProtoPlexus final
: public Module
{
Module *m_hybrid;
PlexusProto ircd_proto;
/* Core message handlers */
Message::Away message_away;
Message::Capab message_capab;
Message::Error message_error;
Message::Invite message_invite;
Message::Kick message_kick;
Message::Kill message_kill;
Message::Mode message_mode;
Message::MOTD message_motd;
Message::Notice message_notice;
Message::Part message_part;
Message::Ping message_ping;
Message::Privmsg message_privmsg;
Message::Quit message_quit;
Message::SQuit message_squit;
Message::Stats message_stats;
Message::Time message_time;
Message::Topic message_topic;
Message::Version message_version;
Message::Whois message_whois;
/* Hybrid message handlers */
ServiceAlias message_bmask, message_eob, message_join, message_nick, message_sid, message_sjoin,
message_tburst, message_tmode;
/* Our message handlers */
IRCDMessageEncap message_encap;
IRCDMessagePass message_pass;
IRCDMessageServer message_server;
IRCDMessageUID message_uid;
static void AddModes()
{
/* Add user modes */
ModeManager::AddUserMode(new UserModeOperOnly("ADMIN", 'a'));
ModeManager::AddUserMode(new UserMode("NOCTCP", 'C'));
ModeManager::AddUserMode(new UserMode("DEAF", 'D'));
ModeManager::AddUserMode(new UserMode("SOFTCALLERID", 'G'));
ModeManager::AddUserMode(new UserMode("CALLERID", 'g'));
ModeManager::AddUserMode(new UserMode("INVIS", 'i'));
ModeManager::AddUserMode(new UserModeOperOnly("LOCOPS", 'l'));
ModeManager::AddUserMode(new UserModeOperOnly("OPER", 'o'));
ModeManager::AddUserMode(new UserModeOperOnly("NETADMIN", 'N'));
ModeManager::AddUserMode(new UserMode("PRIV", 'p'));
ModeManager::AddUserMode(new UserModeOperOnly("ROUTING", 'q'));
ModeManager::AddUserMode(new UserModeNoone("REGISTERED", 'r'));
ModeManager::AddUserMode(new UserMode("REGPRIV", 'R'));
ModeManager::AddUserMode(new UserModeOperOnly("SNOMASK", 's'));
ModeManager::AddUserMode(new UserModeNoone("SSL", 'S'));
ModeManager::AddUserMode(new UserModeNoone("PROTECTED", 'U'));
ModeManager::AddUserMode(new UserMode("WALLOPS", 'w'));
ModeManager::AddUserMode(new UserModeNoone("WEBIRC", 'W'));
ModeManager::AddUserMode(new UserMode("CLOAK", 'x'));
ModeManager::AddUserMode(new UserModeOperOnly("OPERWALLS", 'z'));
/* b/e/I */
ModeManager::AddChannelMode(new ChannelModeList("BAN", 'b'));
ModeManager::AddChannelMode(new ChannelModeList("EXCEPT", 'e'));
ModeManager::AddChannelMode(new ChannelModeList("INVITEOVERRIDE", 'I'));
/* v/h/o/a/q */
ModeManager::AddChannelMode(new ChannelModeStatus("VOICE", 'v', '+', 0));
ModeManager::AddChannelMode(new ChannelModeStatus("HALFOP", 'h', '%', 1));
ModeManager::AddChannelMode(new ChannelModeStatus("OP", 'o', '@', 2));
ModeManager::AddChannelMode(new ChannelModeStatus("PROTECT", 'a', '&', 3));
ModeManager::AddChannelMode(new ChannelModeStatus("OWNER", 'q', '~', 4));
/* l/k */
ModeManager::AddChannelMode(new ChannelModeParam("LIMIT", 'l', true));
ModeManager::AddChannelMode(new ChannelModeKey('k'));
/* Add channel modes */
ModeManager::AddChannelMode(new ChannelMode("BANDWIDTH", 'B'));
ModeManager::AddChannelMode(new ChannelMode("NOCTCP", 'C'));
ModeManager::AddChannelMode(new ChannelMode("BLOCKCOLOR", 'c'));
ModeManager::AddChannelMode(new ChannelMode("INVITE", 'i'));
ModeManager::AddChannelMode(new ChannelMode("MODERATED", 'm'));
ModeManager::AddChannelMode(new ChannelMode("REGMODERATED", 'M'));
ModeManager::AddChannelMode(new ChannelMode("NOEXTERNAL", 'n'));
ModeManager::AddChannelMode(new ChannelMode("NONOTICE", 'N'));
ModeManager::AddChannelMode(new ChannelMode("PRIVATE", 'p'));
ModeManager::AddChannelMode(new ChannelMode("SECRET", 's'));
ModeManager::AddChannelMode(new ChannelMode("TOPIC", 't'));
ModeManager::AddChannelMode(new ChannelModeOperOnly("OPERONLY", 'O'));
ModeManager::AddChannelMode(new ChannelMode("REGISTEREDONLY", 'R'));
ModeManager::AddChannelMode(new ChannelMode("SSL", 'S'));
ModeManager::AddChannelMode(new ChannelMode("PERM", 'z'));
}
public:
ProtoPlexus(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, PROTOCOL | VENDOR),
ircd_proto(this),
message_away(this), message_capab(this), message_error(this), message_invite(this), message_kick(this), message_kill(this),
message_mode(this), message_motd(this), message_notice(this), message_part(this), message_ping(this), message_privmsg(this),
message_quit(this), message_squit(this), message_stats(this), message_time(this), message_topic(this), message_version(this),
message_whois(this),
message_bmask("IRCDMessage", "plexus/bmask", "hybrid/bmask"), message_eob("IRCDMessage", "plexus/eob", "hybrid/eob"),
message_join("IRCDMessage", "plexus/join", "hybrid/join"), message_nick("IRCDMessage", "plexus/nick", "hybrid/nick"),
message_sid("IRCDMessage", "plexus/sid", "hybrid/sid"),
message_sjoin("IRCDMessage", "plexus/sjoin", "hybrid/sjoin"), message_tburst("IRCDMessage", "plexus/tburst", "hybrid/tburst"),
message_tmode("IRCDMessage", "plexus/tmode", "hybrid/tmode"),
message_encap(this), message_pass(this), message_server(this), message_uid(this)
{
if (ModuleManager::LoadModule("hybrid", User::Find(creator)) != MOD_ERR_OK)
throw ModuleException("Unable to load hybrid");
m_hybrid = ModuleManager::FindModule("hybrid");
if (!m_hybrid)
throw ModuleException("Unable to find hybrid");
if (!hybrid)
throw ModuleException("No protocol interface for hybrid");
this->AddModes();
}
~ProtoPlexus() override
{
m_hybrid = ModuleManager::FindModule("hybrid");
ModuleManager::UnloadModule(m_hybrid, NULL);
}
};
MODULE_INIT(ProtoPlexus)
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