X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fusers.cpp;h=81f83058387fc544245ec01bbb1d4395c9da344c;hb=61197974c5f7ce009096468b208c3abf2c25810b;hp=eea27f6f713f300fd27ab791616a90778540a99b;hpb=a14cf3eed86b9ce638a0465e0c4dbb817710fb79;p=user%2Fhenk%2Fcode%2Finspircd.git

diff --git a/src/users.cpp b/src/users.cpp
index eea27f6f7..81f830583 100644
--- a/src/users.cpp
+++ b/src/users.cpp
@@ -18,37 +18,7 @@
 #include "bancache.h"
 #include "commands/cmd_whowas.h"
 
-typedef unsigned int uniq_id_t;
-class sent
-{
-	uniq_id_t uniq_id;
-	uniq_id_t* array;
-	void init()
-	{
-		if (!array)
-			array = new uniq_id_t[ServerInstance->SE->GetMaxFds()];
-		memset(array, 0, ServerInstance->SE->GetMaxFds() * sizeof(uniq_id_t));
-		uniq_id++;
-	}
- public:
-	sent() : uniq_id(static_cast<uniq_id_t>(-1)), array(NULL) {}
-	inline uniq_id_t operator++()
-	{
-		if (++uniq_id == 0)
-			init();
-		return uniq_id;
-	}
-	inline uniq_id_t& operator[](int i)
-	{
-		return array[i];
-	}
-	~sent()
-	{
-		delete[] array;
-	}
-};
-
-static sent already_sent;
+already_sent_t LocalUser::already_sent_id = 0;
 
 std::string User::ProcessNoticeMasks(const char *sm)
 {
@@ -67,9 +37,9 @@ std::string User::ProcessNoticeMasks(const char *sm)
 				adding = false;
 			break;
 			case '*':
-				for (unsigned char d = 'A'; d <= 'z'; d++)
+				for (unsigned char d = 'a'; d <= 'z'; d++)
 				{
-					if (ServerInstance->SNO->IsEnabled(d))
+					if (!ServerInstance->SNO->masks[d - 'a'].Description.empty())
 					{
 						if ((!IsNoticeMaskSet(d) && adding) || (IsNoticeMaskSet(d) && !adding))
 						{
@@ -80,12 +50,23 @@ std::string User::ProcessNoticeMasks(const char *sm)
 
 							output += d;
 						}
+						oldadding = adding;
+						char u = toupper(d);
+						if ((!IsNoticeMaskSet(u) && adding) || (IsNoticeMaskSet(u) && !adding))
+						{
+							if ((oldadding != adding) || (!output.length()))
+								output += (adding ? '+' : '-');
+
+							this->SetNoticeMask(u, adding);
+
+							output += u;
+						}
+						oldadding = adding;
 					}
-					oldadding = adding;
 				}
 			break;
 			default:
-				if ((*c >= 'A') && (*c <= 'z') && (ServerInstance->SNO->IsEnabled(*c)))
+				if (isalpha(*c))
 				{
 					if ((!IsNoticeMaskSet(*c) && adding) || (IsNoticeMaskSet(*c) && !adding))
 					{
@@ -222,12 +203,11 @@ User::User(const std::string &uid, const std::string& sid, int type)
 }
 
 LocalUser::LocalUser(int myfd, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* servaddr)
-	: User(ServerInstance->GetUID(), ServerInstance->Config->ServerName, USERTYPE_LOCAL), eh(this)
+	: User(ServerInstance->GetUID(), ServerInstance->Config->ServerName, USERTYPE_LOCAL), eh(this),
+	bytes_in(0), bytes_out(0), cmds_in(0), cmds_out(0), nping(0), CommandFloodPenalty(0),
+	already_sent(0)
 {
-	bytes_in = bytes_out = cmds_in = cmds_out = 0;
-	server_sa.sa.sa_family = AF_UNSPEC;
-	CommandFloodPenalty = 0;
-	lastping = nping = 0;
+	lastping = 0;
 	eh.SetFd(myfd);
 	memcpy(&client_sa, client, sizeof(irc::sockets::sockaddrs));
 	memcpy(&server_sa, servaddr, sizeof(irc::sockets::sockaddrs));
@@ -594,6 +574,8 @@ CullResult FakeUser::cull()
 {
 	// Fake users don't quit, they just get culled.
 	quitting = true;
+	ServerInstance->Users->clientlist->erase(nick);
+	ServerInstance->Users->uuidlist->erase(uuid);
 	return User::cull();
 }
 
@@ -619,10 +601,7 @@ void User::Oper(OperInfo* info)
 			l->ChangeDisplayedHost(vhost.c_str());
 		std::string opClass = oper->getConfig("class");
 		if (!opClass.empty())
-		{
 			l->SetClass(opClass);
-			l->CheckClass();
-		}
 	}
 
 	ServerInstance->SNO->WriteToSnoMask('o',"%s (%s@%s) is now an IRC operator of type %s (using oper '%s')",
@@ -751,7 +730,7 @@ void LocalUser::CheckClass()
 	}
 	else if (a->type == CC_DENY)
 	{
-		ServerInstance->Users->QuitUser(this, "Unauthorised connection");
+		ServerInstance->Users->QuitUser(this, a->config->getString("reason", "Unauthorised connection"));
 		return;
 	}
 	else if ((a->GetMaxLocal()) && (ServerInstance->Users->LocalCloneCount(this) > a->GetMaxLocal()))
@@ -802,21 +781,11 @@ void LocalUser::FullConnect()
 	 * may put the user into a totally seperate class with different restrictions! so we *must* check again.
 	 * Don't remove this! -- w00t
 	 */
-	this->SetClass();
-
-	/* Check the password, if one is required by the user's connect class.
-	 * This CANNOT be in CheckClass(), because that is called prior to PASS as well!
-	 */
-	if (!MyClass->pass.empty())
-	{
-		if (ServerInstance->PassCompare(this, MyClass->pass.c_str(), password.c_str(), MyClass->hash.c_str()))
-		{
-			ServerInstance->Users->QuitUser(this, "Invalid password");
-			return;
-		}
-	}
+	SetClass();
+	CheckClass();
+	CheckLines();
 
-	if (this->CheckLines())
+	if (quitting)
 		return;
 
 	this->WriteServ("NOTICE Auth :Welcome to \002%s\002!",ServerInstance->Config->Network.c_str());
@@ -862,27 +831,6 @@ void LocalUser::FullConnect()
 	ServerInstance->BanCache->AddHit(this->GetIPString(), "", "");
 }
 
-/** User::UpdateNick()
- * re-allocates a nick in the user_hash after they change nicknames,
- * returns a pointer to the new user as it may have moved
- */
-User* User::UpdateNickHash(const char* New)
-{
-	//user_hash::iterator newnick;
-	user_hash::iterator oldnick = ServerInstance->Users->clientlist->find(this->nick);
-
-	if (!irc::string(this->nick.c_str()).compare(New))
-		return oldnick->second;
-
-	if (oldnick == ServerInstance->Users->clientlist->end())
-		return NULL; /* doesnt exist */
-
-	User* olduser = oldnick->second;
-	ServerInstance->Users->clientlist->erase(oldnick);
-	(*(ServerInstance->Users->clientlist))[New] = olduser;
-	return olduser;
-}
-
 void User::InvalidateCache()
 {
 	/* Invalidate cache */
@@ -892,13 +840,12 @@ void User::InvalidateCache()
 	cached_fullrealhost.clear();
 }
 
-bool User::ForceNickChange(const char* newnick)
+bool User::ChangeNick(const std::string& newnick, bool force)
 {
 	ModResult MOD_RESULT;
 
-	this->InvalidateCache();
-
-	ServerInstance->NICKForced.set(this, 1);
+	if (force)
+		ServerInstance->NICKForced.set(this, 1);
 	FIRST_MOD_RESULT(OnUserPreNick, MOD_RESULT, (this, newnick));
 	ServerInstance->NICKForced.set(this, 0);
 
@@ -908,20 +855,98 @@ bool User::ForceNickChange(const char* newnick)
 		return false;
 	}
 
-	std::deque<classbase*> dummy;
-	Command* nickhandler = ServerInstance->Parser->GetHandler("NICK");
-	if (nickhandler) // wtfbbq, when would this not be here
+	if (assign(newnick) == assign(nick))
 	{
-		std::vector<std::string> parameters;
-		parameters.push_back(newnick);
-		ServerInstance->NICKForced.set(this, 1);
-		bool result = (ServerInstance->Parser->CallHandler("NICK", parameters, this) == CMD_SUCCESS);
-		ServerInstance->NICKForced.set(this, 0);
-		return result;
+		// case change, don't need to check Q:lines and such
+		// and, if it's identical including case, we can leave right now
+		if (newnick == nick)
+			return true;
+	}
+	else
+	{
+		/*
+		 * Don't check Q:Lines if it's a server-enforced change, just on the off-chance some fucking *moron*
+		 * tries to Q:Line SIDs, also, this means we just get our way period, as it really should be.
+		 * Thanks Kein for finding this. -- w00t
+		 *
+		 * Also don't check Q:Lines for remote nickchanges, they should have our Q:Lines anyway to enforce themselves.
+		 *		-- w00t
+		 */
+		if (IS_LOCAL(this) && !force)
+		{
+			XLine* mq = ServerInstance->XLines->MatchesLine("Q",newnick);
+			if (mq)
+			{
+				if (this->registered == REG_ALL)
+				{
+					ServerInstance->SNO->WriteGlobalSno('a', "Q-Lined nickname %s from %s!%s@%s: %s",
+						newnick.c_str(), this->nick.c_str(), this->ident.c_str(), this->host.c_str(), mq->reason.c_str());
+				}
+				this->WriteNumeric(432, "%s %s :Invalid nickname: %s",this->nick.c_str(), newnick.c_str(), mq->reason.c_str());
+				return false;
+			}
+
+			if (ServerInstance->Config->RestrictBannedUsers)
+			{
+				for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++)
+				{
+					Channel *chan = *i;
+					if (chan->GetPrefixValue(this) < VOICE_VALUE && chan->IsBanned(this))
+					{
+						this->WriteNumeric(404, "%s %s :Cannot send to channel (you're banned)", this->nick.c_str(), chan->name.c_str());
+						return false;
+					}
+				}
+			}
+		}
+
+		/*
+		 * Uh oh.. if the nickname is in use, and it's not in use by the person using it (doh) --
+		 * then we have a potential collide. Check whether someone else is camping on the nick
+		 * (i.e. connect -> send NICK, don't send USER.) If they are camping, force-change the
+		 * camper to their UID, and allow the incoming nick change.
+		 *
+		 * If the guy using the nick is already using it, tell the incoming nick change to gtfo,
+		 * because the nick is already (rightfully) in use. -- w00t
+		 */
+		User* InUse = ServerInstance->FindNickOnly(newnick);
+		if (InUse && (InUse != this))
+		{
+			if (InUse->registered != REG_ALL)
+			{
+				/* force the camper to their UUID, and ask them to re-send a NICK. */
+				InUse->WriteTo(InUse, "NICK %s", InUse->uuid.c_str());
+				InUse->WriteNumeric(433, "%s %s :Nickname overruled.", InUse->nick.c_str(), InUse->nick.c_str());
+
+				ServerInstance->Users->clientlist->erase(InUse->nick);
+				(*(ServerInstance->Users->clientlist))[InUse->uuid] = InUse;
+
+				InUse->nick = InUse->uuid;
+				InUse->InvalidateCache();
+				InUse->registered &= ~REG_NICK;
+			}
+			else
+			{
+				/* No camping, tell the incoming user  to stop trying to change nick ;p */
+				this->WriteNumeric(433, "%s %s :Nickname is already in use.", this->registered >= REG_NICK ? this->nick.c_str() : "*", newnick.c_str());
+				return false;
+			}
+		}
 	}
 
-	// Unreachable, we hope
-	return false;
+	if (this->registered == REG_ALL)
+		this->WriteCommon("NICK %s",newnick.c_str());
+	std::string oldnick = nick;
+	nick = newnick;
+
+	InvalidateCache();
+	ServerInstance->Users->clientlist->erase(oldnick);
+	(*(ServerInstance->Users->clientlist))[newnick] = this;
+
+	if (registered == REG_ALL)
+		FOREACH_MOD(I_OnUserPostNick,OnUserPostNick(this,oldnick));
+
+	return true;
 }
 
 int LocalUser::GetServerPort()
@@ -1148,7 +1173,7 @@ void User::WriteCommonRaw(const std::string &line, bool include_self)
 	if (this->registered != REG_ALL || quitting)
 		return;
 
-	uniq_id_t uniq_id = ++already_sent;
+	LocalUser::already_sent_id++;
 
 	UserChanList include_c(chans);
 	std::map<User*,bool> exceptions;
@@ -1162,7 +1187,7 @@ void User::WriteCommonRaw(const std::string &line, bool include_self)
 		LocalUser* u = IS_LOCAL(i->first);
 		if (u && !u->quitting)
 		{
-			already_sent[u->GetFd()] = uniq_id;
+			u->already_sent = LocalUser::already_sent_id;
 			if (i->second)
 				u->Write(line);
 		}
@@ -1174,9 +1199,9 @@ void User::WriteCommonRaw(const std::string &line, bool include_self)
 		for (UserMembList::const_iterator i = ulist->begin(); i != ulist->end(); i++)
 		{
 			LocalUser* u = IS_LOCAL(i->first);
-			if (u && !u->quitting && already_sent[u->GetFd()] != uniq_id)
+			if (u && !u->quitting && u->already_sent != LocalUser::already_sent_id)
 			{
-				already_sent[u->GetFd()] = uniq_id;
+				u->already_sent = LocalUser::already_sent_id;
 				u->Write(line);
 			}
 		}
@@ -1191,7 +1216,7 @@ void User::WriteCommonQuit(const std::string &normal_text, const std::string &op
 	if (this->registered != REG_ALL)
 		return;
 
-	uniq_id_t uniq_id = ++already_sent;
+	already_sent_t uniq_id = ++LocalUser::already_sent_id;
 
 	snprintf(tb1,MAXBUF,":%s QUIT :%s",this->GetFullHost().c_str(),normal_text.c_str());
 	snprintf(tb2,MAXBUF,":%s QUIT :%s",this->GetFullHost().c_str(),oper_text.c_str());
@@ -1208,7 +1233,7 @@ void User::WriteCommonQuit(const std::string &normal_text, const std::string &op
 		LocalUser* u = IS_LOCAL(i->first);
 		if (u && !u->quitting)
 		{
-			already_sent[u->GetFd()] = uniq_id;
+			u->already_sent = uniq_id;
 			if (i->second)
 				u->Write(IS_OPER(u) ? out2 : out1);
 		}
@@ -1219,9 +1244,9 @@ void User::WriteCommonQuit(const std::string &normal_text, const std::string &op
 		for (UserMembList::const_iterator i = ulist->begin(); i != ulist->end(); i++)
 		{
 			LocalUser* u = IS_LOCAL(i->first);
-			if (u && !u->quitting && (already_sent[u->GetFd()] != uniq_id))
+			if (u && !u->quitting && (u->already_sent != uniq_id))
 			{
-				already_sent[u->GetFd()] = uniq_id;
+				u->already_sent = uniq_id;
 				u->Write(IS_OPER(u) ? out2 : out1);
 			}
 		}
@@ -1332,8 +1357,8 @@ void User::DoHostCycle(const std::string &quitline)
 	if (!ServerInstance->Config->CycleHosts)
 		return;
 
-	uniq_id_t silent_id = ++already_sent;
-	uniq_id_t seen_id = ++already_sent;
+	already_sent_t silent_id = ++LocalUser::already_sent_id;
+	already_sent_t seen_id = ++LocalUser::already_sent_id;
 
 	UserChanList include_c(chans);
 	std::map<User*,bool> exceptions;
@@ -1347,12 +1372,12 @@ void User::DoHostCycle(const std::string &quitline)
 		{
 			if (i->second)
 			{
-				already_sent[u->GetFd()] = seen_id;
+				u->already_sent = seen_id;
 				u->Write(quitline);
 			}
 			else
 			{
-				already_sent[u->GetFd()] = silent_id;
+				u->already_sent = silent_id;
 			}
 		}
 	}
@@ -1377,13 +1402,13 @@ void User::DoHostCycle(const std::string &quitline)
 			LocalUser* u = IS_LOCAL(i->first);
 			if (u == NULL || u == this)
 				continue;
-			if (already_sent[u->GetFd()] == silent_id)
+			if (u->already_sent == silent_id)
 				continue;
 
-			if (already_sent[u->GetFd()] != seen_id)
+			if (u->already_sent != seen_id)
 			{
 				u->Write(quitline);
-				already_sent[u->GetFd()] = seen_id;
+				u->already_sent = seen_id;
 			}
 			u->Write(joinline);
 			if (modeline.length() > 0)
@@ -1545,16 +1570,26 @@ void LocalUser::SetClass(const std::string &explicit_name)
 		for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++)
 		{
 			ConnectClass* c = *i;
+			ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Checking %s", c->GetName().c_str());
 
-			if (c->type == CC_ALLOW)
-			{
-				ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "ALLOW %s %d %s", c->host.c_str(), c->GetPort(), c->GetName().c_str());
-			}
-			else
+			ModResult MOD_RESULT;
+			FIRST_MOD_RESULT(OnSetConnectClass, MOD_RESULT, (this,c));
+			if (MOD_RESULT == MOD_RES_DENY)
+				continue;
+			if (MOD_RESULT == MOD_RES_ALLOW)
 			{
-				ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "DENY %s %d %s", c->GetHost().c_str(), c->GetPort(), c->GetName().c_str());
+				ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Class forced by module to %s", c->GetName().c_str());
+				found = c;
+				break;
 			}
 
+			if (c->type == CC_NAMED)
+				continue;
+
+			bool regdone = (registered != REG_NONE);
+			if (c->config->getBool("registered", regdone) != regdone)
+				continue;
+
 			/* check if host matches.. */
 			if (c->GetHost().length() && !InspIRCd::MatchCIDR(this->GetIPString(), c->GetHost(), NULL) &&
 			    !InspIRCd::MatchCIDR(this->host, c->GetHost(), NULL))
@@ -1574,14 +1609,21 @@ void LocalUser::SetClass(const std::string &explicit_name)
 			}
 
 			/* if it requires a port ... */
-			if (c->GetPort())
+			int port = c->config->getInt("port");
+			if (port)
 			{
-				ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Requires port (%d)", c->GetPort());
+				ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Requires port (%d)", port);
 
 				/* and our port doesn't match, fail. */
-				if (this->GetServerPort() != c->GetPort())
+				if (this->GetServerPort() != port)
+					continue;
+			}
+
+			if (!c->config->getString("pass").empty())
+			{
+				if (ServerInstance->PassCompare(this, c->config->getString("pass"), password, c->config->getString("hash")))
 				{
-					ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Port match failed (%d)", this->GetServerPort());
+					ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Bad password, skipping");
 					continue;
 				}
 			}
@@ -1644,19 +1686,18 @@ const std::string& FakeUser::GetFullRealHost()
 
 ConnectClass::ConnectClass(ConfigTag* tag, char t, const std::string& mask)
 	: config(tag), type(t), fakelag(true), name("unnamed"), registration_timeout(0), host(mask),
-	pingtime(0), pass(""), hash(""), softsendqmax(0), hardsendqmax(0), recvqmax(0),
-	penaltythreshold(0), commandrate(0), maxlocal(0), maxglobal(0), maxchans(0), port(0), limit(0)
+	pingtime(0), softsendqmax(0), hardsendqmax(0), recvqmax(0),
+	penaltythreshold(0), commandrate(0), maxlocal(0), maxglobal(0), maxchans(0), limit(0)
 {
 }
 
 ConnectClass::ConnectClass(ConfigTag* tag, char t, const std::string& mask, const ConnectClass& parent)
 	: config(tag), type(t), fakelag(parent.fakelag), name("unnamed"),
 	registration_timeout(parent.registration_timeout), host(mask), pingtime(parent.pingtime),
-	pass(parent.pass), hash(parent.hash), softsendqmax(parent.softsendqmax),
-	hardsendqmax(parent.hardsendqmax), recvqmax(parent.recvqmax),
+	softsendqmax(parent.softsendqmax), hardsendqmax(parent.hardsendqmax), recvqmax(parent.recvqmax),
 	penaltythreshold(parent.penaltythreshold), commandrate(parent.commandrate),
 	maxlocal(parent.maxlocal), maxglobal(parent.maxglobal), maxchans(parent.maxchans),
-	port(parent.port), limit(parent.limit)
+	limit(parent.limit)
 {
 }
 
@@ -1666,8 +1707,6 @@ void ConnectClass::Update(const ConnectClass* src)
 	registration_timeout = src->registration_timeout;
 	host = src->host;
 	pingtime = src->pingtime;
-	pass = src->pass;
-	hash = src->hash;
 	softsendqmax = src->softsendqmax;
 	hardsendqmax = src->hardsendqmax;
 	recvqmax = src->recvqmax;