]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/users.cpp
Don't apply bans to E:Lined connections. Should fix bug #896.
[user/henk/code/inspircd.git] / src / users.cpp
index 4f0476911ec8b3af0e6a3ba324c44441580b1a11..2871653bb5e16f6d23b40282cf6b09eb01fb1be8 100644 (file)
@@ -2,8 +2,8 @@
  *       | Inspire Internet Relay Chat Daemon |
  *       +------------------------------------+
  *
- *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
  *
  * This program is free but copyrighted software; see
  *            the file COPYING for details.
@@ -90,6 +90,12 @@ std::string User::ProcessNoticeMasks(const char *sm)
                *c++;
        }
 
+       std::string s = this->FormatNoticeMasks();
+       if (s.length() == 0)
+       {
+               this->modes[UM_SNOMASK] = false;
+       }
+
        return output;
 }
 
@@ -101,11 +107,10 @@ void User::StartDNSLookup()
                const char* sip = this->GetIPString();
                UserResolver *res_reverse;
 
-               /* Special case for 4in6 (Have i mentioned i HATE 4in6?) */
-               if (!strncmp(sip, "0::ffff:", 8))
-                       res_reverse = new UserResolver(this->ServerInstance, this, sip + 8, DNS_QUERY_PTR4, cached);
-               else
-                       res_reverse = new UserResolver(this->ServerInstance, this, sip, this->GetProtocolFamily() == AF_INET ? DNS_QUERY_PTR4 : DNS_QUERY_PTR6, cached);
+               QueryType resolvtype = strchr(sip, ':') ? DNS_QUERY_PTR6 : DNS_QUERY_PTR4;
+               // when GetProtocolFamily() works correctly with 4in6, this can be replaced by
+               // this->GetProtocolFamily() == AF_INET ? DNS_QUERY_PTR4 : DNS_QUERY_PTR6;
+               res_reverse = new UserResolver(this->ServerInstance, this, sip, resolvtype, cached);
 
                this->ServerInstance->AddResolver(res_reverse, cached);
        }
@@ -204,12 +209,11 @@ void User::DecrementModes()
 User::User(InspIRCd* Instance, const std::string &uid) : ServerInstance(Instance)
 {
        server = (char*)Instance->FindServerNamePtr(Instance->Config->ServerName);
-       reset_due = ServerInstance->Time();
        age = ServerInstance->Time();
        Penalty = 0;
-       lines_in = lastping = signon = idle_lastmsg = nping = registered = 0;
+       lastping = signon = idle_lastmsg = nping = registered = 0;
        bytes_in = bytes_out = cmds_in = cmds_out = 0;
-       quietquit = OverPenalty = ExemptFromPenalty = quitting = exempt = haspassed = dns_done = false;
+       quietquit = quitting = exempt = haspassed = dns_done = false;
        fd = -1;
        recvq.clear();
        sendq.clear();
@@ -326,7 +330,7 @@ void User::CloseSocket()
        }
 }
 
-const std::string& User::GetFullHost()
+const std::string User::GetFullHost()
 {
        if (!this->cached_fullhost.empty())
                return this->cached_fullhost;
@@ -375,7 +379,7 @@ int User::ReadData(void* buffer, size_t size)
 }
 
 
-const std::string& User::GetFullRealHost()
+const std::string User::GetFullRealHost()
 {
        if (!this->cached_fullrealhost.empty())
                return this->cached_fullrealhost;
@@ -399,7 +403,7 @@ const std::string& User::GetFullRealHost()
 
 bool User::IsInvited(const irc::string &channel)
 {
-       time_t now = time(NULL);
+       time_t now = ServerInstance->Time();
        InvitedList::iterator safei;
        for (InvitedList::iterator i = invites.begin(); i != invites.end(); ++i)
        {
@@ -421,7 +425,7 @@ bool User::IsInvited(const irc::string &channel)
 
 InvitedList* User::GetInviteList()
 {
-       time_t now = time(NULL);
+       time_t now = ServerInstance->Time();
        /* Weed out expired invites here. */
        InvitedList::iterator safei;
        for (InvitedList::iterator i = invites.begin(); i != invites.end(); ++i)
@@ -439,7 +443,7 @@ InvitedList* User::GetInviteList()
 
 void User::InviteTo(const irc::string &channel, time_t invtimeout)
 {
-       time_t now = time(NULL);
+       time_t now = ServerInstance->Time();
        if (invtimeout != 0 && now > invtimeout) return; /* Don't add invites that are expired from the get-go. */
        for (InvitedList::iterator i = invites.begin(); i != invites.end(); ++i)
        {
@@ -479,7 +483,7 @@ bool User::HasModePermission(unsigned char mode, ModeType type)
        if (mode < 'A' || mode > ('A' + 64)) return false;
 
        return ((type == MODETYPE_USER ? AllowedUserModes : AllowedChanModes))[(mode - 'A')];
-       
+
 }
 
 bool User::HasPermission(const std::string &command)
@@ -539,18 +543,15 @@ bool User::HasPrivPermission(const std::string &privstr, bool noisy)
 
        if (AllowedPrivs->find(privstr) != AllowedPrivs->end())
        {
-               ServerInstance->Logs->Log("PRIVS", DEBUG, "I do have it.");             
                return true;
        }
        else if (AllowedPrivs->find("*") != AllowedPrivs->end())
        {
-               ServerInstance->Logs->Log("PRIVS", DEBUG, "I allow all.");
                return true;
        }
 
        if (noisy)
                this->WriteServ("NOTICE %s :Oper type %s does not have access to priv %s", this->nick.c_str(), this->oper.c_str(), privstr.c_str());
-       ServerInstance->Logs->Log("PRIVS", DEBUG, "I don't have it...");
        return false;
 }
 
@@ -608,10 +609,10 @@ bool User::AddBuffer(const std::string &a)
                }
        }
 
-       if (this->MyClass && (recvq.length() > this->MyClass->GetRecvqMax()))
+       if (this->MyClass && !this->HasPrivPermission("users/flood/increased-buffers") && recvq.length() > this->MyClass->GetRecvqMax())
        {
                ServerInstance->Users->QuitUser(this, "RecvQ exceeded");
-               ServerInstance->SNO->WriteToSnoMask('A', "User %s RecvQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(),(unsigned long int)recvq.length(),this->MyClass->GetRecvqMax());
+               ServerInstance->SNO->WriteToSnoMask('a', "User %s RecvQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(),(unsigned long int)recvq.length(),this->MyClass->GetRecvqMax());
                return false;
        }
 
@@ -670,10 +671,7 @@ std::string User::GetBuffer()
 
 void User::AddWriteBuf(const std::string &data)
 {
-       if (this->quitting)
-               return;
-
-       if (this->MyClass && (sendq.length() + data.length() > this->MyClass->GetSendqMax()))
+       if (!this->quitting && this->MyClass && !this->HasPrivPermission("users/flood/increased-buffers") && sendq.length() + data.length() > this->MyClass->GetSendqMax())
        {
                /*
                 * Fix by brain - Set the error text BEFORE calling, because
@@ -681,10 +679,13 @@ void User::AddWriteBuf(const std::string &data)
                 * to repeatedly add the text to the sendq!
                 */
                ServerInstance->Users->QuitUser(this, "SendQ exceeded");
-               ServerInstance->SNO->WriteToSnoMask('A', "User %s SendQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(),(unsigned long int)sendq.length() + data.length(),this->MyClass->GetSendqMax());
+               ServerInstance->SNO->WriteToSnoMask('a', "User %s SendQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(),(unsigned long int)sendq.length() + data.length(),this->MyClass->GetSendqMax());
                return;
        }
 
+       // We still want to append data to the sendq of a quitting user,
+       // e.g. their ERROR message that says 'closing link'
+
        if (data.length() > MAXBUF - 2) /* MAXBUF has a value of 514, to account for line terminators */
                sendq.append(data.substr(0,MAXBUF - 4)).append("\r\n"); /* MAXBUF-4 = 510 */
        else
@@ -775,7 +776,7 @@ void User::Oper(const std::string &opertype, const std::string &opername)
                this->AllowedUserModes['o' - 'A'] = true; // Call me paranoid if you want.
 
                std::string myclass, mycmd, mypriv;
-               irc::spacesepstream Classes(iter_opertype->second);
+               irc::spacesepstream Classes(iter_opertype->second.c_str());
                while (Classes.GetToken(myclass))
                {
                        operclass_t::iterator iter_operclass = ServerInstance->Config->operclass.find(myclass.c_str());
@@ -835,6 +836,7 @@ void User::UnOper()
                 */
                this->oper.clear();
 
+
                /* Remove all oper only modes from the user when the deoper - Bug #466*/
                std::string moderemove("-");
 
@@ -845,12 +847,13 @@ void User::UnOper()
                                moderemove += letter;
                }
 
+
                std::vector<std::string> parameters;
                parameters.push_back(this->nick);
                parameters.push_back(moderemove);
 
                ServerInstance->Parser->CallHandler("MODE", parameters, this);
-                       
+
                /* remove the user from the oper list. Will remove multiple entries as a safeguard against bug #404 */
                ServerInstance->Users->all_opers.remove(this);
 
@@ -868,6 +871,7 @@ void User::UnOper()
 
                AllowedUserModes.reset();
                AllowedChanModes.reset();
+               this->modes[UM_OPERATOR] = 0;
        }
 }
 
@@ -898,13 +902,13 @@ void User::CheckClass()
        else if ((a->GetMaxLocal()) && (ServerInstance->Users->LocalCloneCount(this) > a->GetMaxLocal()))
        {
                ServerInstance->Users->QuitUser(this, "No more connections allowed from your host via this connect class (local)");
-               ServerInstance->SNO->WriteToSnoMask('A', "WARNING: maximum LOCAL connections (%ld) exceeded for IP %s", a->GetMaxLocal(), this->GetIPString());
+               ServerInstance->SNO->WriteToSnoMask('a', "WARNING: maximum LOCAL connections (%ld) exceeded for IP %s", a->GetMaxLocal(), this->GetIPString());
                return;
        }
        else if ((a->GetMaxGlobal()) && (ServerInstance->Users->GlobalCloneCount(this) > a->GetMaxGlobal()))
        {
                ServerInstance->Users->QuitUser(this, "No more connections allowed from your host via this connect class (global)");
-               ServerInstance->SNO->WriteToSnoMask('A', "WARNING: maximum GLOBAL connections (%ld) exceeded for IP %s", a->GetMaxGlobal(), this->GetIPString());
+               ServerInstance->SNO->WriteToSnoMask('a', "WARNING: maximum GLOBAL connections (%ld) exceeded for IP %s", a->GetMaxGlobal(), this->GetIPString());
                return;
        }
 
@@ -914,7 +918,7 @@ void User::CheckClass()
 bool User::CheckLines(bool doZline)
 {
        const char* check[] = { "G" , "K", (doZline) ? "Z" : NULL, NULL };
-       
+
        if (!this->exempt)
        {
                for (int n = 0; check[n]; ++n)
@@ -944,7 +948,7 @@ void User::FullConnect()
         * 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!
         */
@@ -1034,8 +1038,12 @@ bool User::ForceNickChange(const char* newnick)
 
        this->InvalidateCache();
 
+       this->Extend("NICKForced", "Enabled");
+
        FOREACH_RESULT(I_OnUserPreNick,OnUserPreNick(this, newnick));
 
+       this->Shrink("NICKForced");
+
        if (MOD_RESULT)
        {
                ServerInstance->stats->statsCollisions++;
@@ -1049,7 +1057,9 @@ bool User::ForceNickChange(const char* newnick)
                std::vector<std::string> parameters;
                nickhandler->HandleInternal(1, dummy);
                parameters.push_back(newnick);
+               this->Extend("NICKForced", "Enabled");
                bool result = (ServerInstance->Parser->CallHandler("NICK", parameters, this) == CMD_SUCCESS);
+               this->Shrink("NICKForced");
                nickhandler->HandleInternal(0, dummy);
                return result;
        }
@@ -1150,7 +1160,7 @@ const char* User::GetCIDRMask(int range)
                        sockaddr_in6* sin;
                        int i, bytestozero, extrabits;
                        char buffer[40];
-                       
+
                        if(range > 128)
                                throw "CIDR mask width greater than address width (IPv6, 128 bit)";
 
@@ -1163,12 +1173,12 @@ const char* User::GetCIDRMask(int range)
                         * which must be set to zero.
                         */
                        bytestozero = (128 - range) / 8;
-                       
+
                        /* Some of the least significant bits of the next most significant byte may also have to
                         * be zeroed. The number of bits is the remainder of the above division.
                         */
                        extrabits = (128 - range) % 8;
-                       
+
                        /* Populate our working struct with the parts of the user's IP which are required in the
                         * final CIDR mask. Set all the subsequent bytes to zero.
                         * (16 - bytestozero) is the number of bytes which must be populated with actual IP data.
@@ -1177,13 +1187,13 @@ const char* User::GetCIDRMask(int range)
                        {
                                v6.s6_addr[i] = sin->sin6_addr.s6_addr[i];
                        }
-                       
+
                        /* And zero all the remaining bytes in the IP. */
                        for(; i < 16; i++)
                        {
                                v6.s6_addr[i] = 0;
                        }
-                                       
+
                        /* And finally, zero the extra bits required. */
                        v6.s6_addr[15 - bytestozero] = (v6.s6_addr[15 - bytestozero] >> extrabits) << extrabits;
 
@@ -1260,7 +1270,7 @@ const char* User::GetIPString()
                                this->cachedip = temp;
                                return temp;
                        }
-                       
+
                        this->cachedip = buf;
                        return buf;
                }
@@ -1277,7 +1287,7 @@ const char* User::GetIPString()
                default:
                break;
        }
-       
+
        // Unreachable, probably
        return "";
 }
@@ -1579,9 +1589,6 @@ void User::WriteCommonExcept(const std::string &text)
 
 void User::WriteWallOps(const std::string &text)
 {
-       if (!IS_LOCAL(this))
-               return;
-
        std::string wallop("WALLOPS :");
        wallop.append(text);
 
@@ -1858,7 +1865,7 @@ ConnectClass* User::SetClass(const std::string &explicit_name)
                        }
 
                        /* check if host matches.. */
-                       if (!InspIRCd::MatchCIDR(this->GetIPString(), c->GetHost(), NULL) && 
+                       if (c->GetHost().length() && !InspIRCd::MatchCIDR(this->GetIPString(), c->GetHost(), NULL) &&
                            !InspIRCd::MatchCIDR(this->host, c->GetHost(), NULL))
                        {
                                ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "No host match (for %s)", c->GetHost().c_str());
@@ -1954,6 +1961,10 @@ void User::PurgeEmptyChannels()
                chan_hash::iterator i2 = ServerInstance->chanlist->find(thischan->name);
                if (i2 != ServerInstance->chanlist->end())
                {
+                       int MOD_RESULT = 0;
+                       FOREACH_RESULT_I(ServerInstance,I_OnChannelPreDelete, OnChannelPreDelete(i2->second));
+                       if (MOD_RESULT == 1)
+                               continue; // delete halted by module
                        FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(i2->second));
                        delete i2->second;
                        ServerInstance->chanlist->erase(i2);
@@ -2034,6 +2045,26 @@ void User::DecreasePenalty(int decrease)
        this->Penalty -= decrease;
 }
 
+void FakeUser::SetFakeServer(std::string name)
+{
+       this->nick = name;
+       this->server = nick.c_str();
+}
+
+const std::string FakeUser::GetFullHost()
+{
+       if (*ServerInstance->Config->HideWhoisServer)
+               return ServerInstance->Config->HideWhoisServer;
+       return nick;
+}
+
+const std::string FakeUser::GetFullRealHost()
+{
+       if (*ServerInstance->Config->HideWhoisServer)
+               return ServerInstance->Config->HideWhoisServer;
+       return nick;
+}
+
 VisData::VisData()
 {
 }
@@ -2046,4 +2077,3 @@ bool VisData::VisibleTo(User* user)
 {
        return true;
 }
-