]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/configreader.cpp
Add support for blocking tag messages with the deaf mode.
[user/henk/code/inspircd.git] / src / configreader.cpp
index 7a1c8b8ce736f6715eaa7bcbf362aabc71aff6ba..2cd17e844bcd0b62e7f42281395ac1fd1f0d8461 100644 (file)
@@ -1,12 +1,21 @@
 /*
  * InspIRCd -- Internet Relay Chat Daemon
  *
- *   Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
- *   Copyright (C) 2007-2009 Robin Burchell <robin+git@viroteck.net>
- *   Copyright (C) 2006-2009 Dennis Friis <peavey@inspircd.org>
- *   Copyright (C) 2006-2008 Craig Edwards <craigedwards@brainbox.cc>
+ *   Copyright (C) 2019 Matt Schatz <genius3000@g3k.solutions>
+ *   Copyright (C) 2013-2016 Attila Molnar <attilamolnar@hush.com>
+ *   Copyright (C) 2013-2014, 2016-2021 Sadie Powell <sadie@witchery.services>
+ *   Copyright (C) 2013 Daniel Vassdal <shutter@canternet.org>
+ *   Copyright (C) 2012 Robby <robby@chatbelgie.be>
+ *   Copyright (C) 2012 Justin Crawford <Justasic@Gmail.com>
+ *   Copyright (C) 2012 DjSlash <djslash@djslash.org>
+ *   Copyright (C) 2012 ChrisTX <xpipe@hotmail.de>
+ *   Copyright (C) 2009-2011 Daniel De Graaf <danieldg@inspircd.org>
+ *   Copyright (C) 2009 Uli Schlachter <psychon@inspircd.org>
  *   Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
- *   Copyright (C) 2006 Oliver Lupton <oliverlupton@gmail.com>
+ *   Copyright (C) 2007-2010 Robin Burchell <robin+git@viroteck.net>
+ *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ *   Copyright (C) 2006-2008 Craig Edwards <brain@inspircd.org>
+ *   Copyright (C) 2006 Oliver Lupton <om@inspircd.org>
  *
  * This file is part of InspIRCd.  InspIRCd is free software: you can
  * redistribute it and/or modify it under the terms of the GNU General Public
 #include <iostream>
 
 ServerLimits::ServerLimits(ConfigTag* tag)
-       : NickMax(tag->getInt("maxnick", 32))
-       , ChanMax(tag->getInt("maxchan", 64))
-       , MaxModes(tag->getInt("maxmodes", 20))
-       , IdentMax(tag->getInt("maxident", 11))
-       , MaxQuit(tag->getInt("maxquit", 255))
-       , MaxTopic(tag->getInt("maxtopic", 307))
-       , MaxKick(tag->getInt("maxkick", 255))
-       , MaxGecos(tag->getInt("maxgecos", 128))
-       , MaxAway(tag->getInt("maxaway", 200))
-       , MaxLine(tag->getInt("maxline", 512))
-       , MaxHost(tag->getInt("maxhost", 64))
+       : MaxLine(tag->getUInt("maxline", 512, 512))
+       , NickMax(tag->getUInt("maxnick", 30, 1, MaxLine))
+       , ChanMax(tag->getUInt("maxchan", 64, 1, MaxLine))
+       , MaxModes(tag->getUInt("maxmodes", 20, 1))
+       , IdentMax(tag->getUInt("maxident", 10, 1))
+       , MaxQuit(tag->getUInt("maxquit", 255, 0, MaxLine))
+       , MaxTopic(tag->getUInt("maxtopic", 307, 1, MaxLine))
+       , MaxKick(tag->getUInt("maxkick", 255, 1, MaxLine))
+       , MaxReal(tag->getUInt("maxreal", tag->getUInt("maxgecos", 128), 1, MaxLine))
+       , MaxAway(tag->getUInt("maxaway", 200, 1, MaxLine))
+       , MaxHost(tag->getUInt("maxhost", 64, 1, MaxLine))
+{
+}
+
+ServerConfig::ServerPaths::ServerPaths(ConfigTag* tag)
+       : Config(tag->getString("configdir", INSPIRCD_CONFIG_PATH, 1))
+       , Data(tag->getString("datadir", INSPIRCD_DATA_PATH, 1))
+       , Log(tag->getString("logdir", INSPIRCD_LOG_PATH, 1))
+       , Module(tag->getString("moduledir", INSPIRCD_MODULE_PATH, 1))
+       , Runtime(tag->getString("runtimedir", INSPIRCD_RUNTIME_PATH, 1))
 {
 }
 
 static ConfigTag* CreateEmptyTag()
 {
-       std::vector<KeyVal>* items;
+       ConfigItems* items;
        return ConfigTag::create("empty", "<auto>", 0, items);
 }
 
 ServerConfig::ServerConfig()
        : EmptyTag(CreateEmptyTag())
        , Limits(EmptyTag)
+       , Paths(EmptyTag)
+       , RawLog(false)
        , NoSnoticeStack(false)
 {
-       RawLog = HideBans = HideSplits = false;
-       WildcardIPv6 = true;
-       dns_timeout = 5;
-       MaxTargets = 20;
-       NetBufferSize = 10240;
-       MaxConn = SOMAXCONN;
-       MaxChans = 20;
-       OperMaxChans = 30;
-       c_ipv4_range = 32;
-       c_ipv6_range = 128;
 }
 
 ServerConfig::~ServerConfig()
@@ -72,60 +82,31 @@ ServerConfig::~ServerConfig()
        delete EmptyTag;
 }
 
-static void ValidHost(const std::string& p, const std::string& msg)
-{
-       int num_dots = 0;
-       if (p.empty() || p[0] == '.')
-               throw CoreException("The value of "+msg+" is not a valid hostname");
-       for (unsigned int i=0;i < p.length();i++)
-       {
-               switch (p[i])
-               {
-                       case ' ':
-                               throw CoreException("The value of "+msg+" is not a valid hostname");
-                       case '.':
-                               num_dots++;
-                       break;
-               }
-       }
-       if (num_dots == 0)
-               throw CoreException("The value of "+msg+" is not a valid hostname");
-}
-
-bool ServerConfig::ApplyDisabledCommands(const std::string& data)
-{
-       std::stringstream dcmds(data);
-       std::string thiscmd;
-
-       /* Enable everything first */
-       const CommandParser::CommandMap& commands = ServerInstance->Parser.GetCommands();
-       for (CommandParser::CommandMap::const_iterator x = commands.begin(); x != commands.end(); ++x)
-               x->second->Disable(false);
-
-       /* Now disable all the ones which the user wants disabled */
-       while (dcmds >> thiscmd)
-       {
-               Command* handler = ServerInstance->Parser.GetHandler(thiscmd);
-               if (handler)
-                       handler->Disable(true);
-       }
-       return true;
-}
-
 static void ReadXLine(ServerConfig* conf, const std::string& tag, const std::string& key, XLineFactory* make)
 {
+       insp::flat_set<std::string> configlines;
+
        ConfigTagList tags = conf->ConfTags(tag);
        for(ConfigIter i = tags.first; i != tags.second; ++i)
        {
                ConfigTag* ctag = i->second;
-               std::string mask;
-               if (!ctag->readString(key, mask))
-                       throw CoreException("<"+tag+":"+key+"> missing at " + ctag->getTagLocation());
-               std::string reason = ctag->getString("reason", "<Config>");
-               XLine* xl = make->Generate(ServerInstance->Time(), 0, "<Config>", reason, mask);
+
+               const std::string mask = ctag->getString(key);
+               if (mask.empty())
+                       throw CoreException("<" + tag + ":" + key + "> missing at " + ctag->getTagLocation());
+
+               const std::string reason = ctag->getString("reason");
+               if (reason.empty())
+                       throw CoreException("<" + tag + ":reason> missing at " + ctag->getTagLocation());
+
+               XLine* xl = make->Generate(ServerInstance->Time(), 0, ServerInstance->Config->ServerName, reason, mask);
+               xl->from_config = true;
+               configlines.insert(xl->Displayable());
                if (!ServerInstance->XLines->AddLine(xl, NULL))
                        delete xl;
        }
+
+       ServerInstance->XLines->ExpireRemovedConfigLines(make->GetType(), configlines);
 }
 
 typedef std::map<std::string, ConfigTag*> LocalIndex;
@@ -153,9 +134,8 @@ void ServerConfig::CrossCheckOperClassType()
                if (OperTypes.find(name) != OperTypes.end())
                        throw CoreException("Duplicate type block with name " + name + " at " + tag->getTagLocation());
 
-               OperInfo* ifo = new OperInfo;
+               OperInfo* ifo = new OperInfo(name);
                OperTypes[name] = ifo;
-               ifo->name = name;
                ifo->type_block = tag;
 
                std::string classname;
@@ -185,8 +165,7 @@ void ServerConfig::CrossCheckOperClassType()
                if (oper_blocks.find(name) != oper_blocks.end())
                        throw CoreException("Duplicate oper block with name " + name + " at " + tag->getTagLocation());
 
-               OperInfo* ifo = new OperInfo;
-               ifo->name = type;
+               OperInfo* ifo = new OperInfo(type);
                ifo->oper_block = tag;
                ifo->type_block = tblk->second->type_block;
                ifo->class_blocks.assign(tblk->second->class_blocks.begin(), tblk->second->class_blocks.end());
@@ -196,46 +175,47 @@ void ServerConfig::CrossCheckOperClassType()
 
 void ServerConfig::CrossCheckConnectBlocks(ServerConfig* current)
 {
-       typedef std::map<std::string, ConnectClass*> ClassMap;
+       typedef std::map<std::pair<std::string, char>, ConnectClass*> ClassMap;
        ClassMap oldBlocksByMask;
        if (current)
        {
                for(ClassVector::iterator i = current->Classes.begin(); i != current->Classes.end(); ++i)
                {
                        ConnectClass* c = *i;
-                       if (c->name.compare(0, 8, "unnamed-", 8))
-                       {
-                               oldBlocksByMask["n" + c->name] = c;
-                       }
-                       else if (c->type == CC_ALLOW || c->type == CC_DENY)
+                       switch (c->type)
                        {
-                               std::string typeMask = (c->type == CC_ALLOW) ? "a" : "d";
-                               typeMask += c->host;
-                               oldBlocksByMask[typeMask] = c;
+                               case CC_ALLOW:
+                               case CC_DENY:
+                                       oldBlocksByMask[std::make_pair(c->host, c->type)] = c;
+                                       break;
+
+                               case CC_NAMED:
+                                       oldBlocksByMask[std::make_pair(c->name, c->type)] = c;
+                                       break;
                        }
                }
        }
 
-       int blk_count = config_data.count("connect");
+       size_t blk_count = config_data.count("connect");
        if (blk_count == 0)
        {
                // No connect blocks found; make a trivial default block
-               std::vector<KeyVal>* items;
+               ConfigItems* items;
                ConfigTag* tag = ConfigTag::create("connect", "<auto>", 0, items);
-               items->push_back(std::make_pair("allow", "*"));
+               (*items)["allow"] = "*";
                config_data.insert(std::make_pair("connect", tag));
                blk_count = 1;
        }
 
        Classes.resize(blk_count);
-       std::map<std::string, int> names;
+       std::map<std::string, size_t> names;
 
        bool try_again = true;
-       for(int tries=0; try_again; tries++)
+       for(size_t tries = 0; try_again; tries++)
        {
                try_again = false;
                ConfigTagList tags = ConfTags("connect");
-               int i=0;
+               size_t i = 0;
                for(ConfigIter it = tags.first; it != tags.second; ++it, ++i)
                {
                        ConfigTag* tag = it->second;
@@ -246,7 +226,7 @@ void ServerConfig::CrossCheckConnectBlocks(ServerConfig* current)
                        std::string parentName = tag->getString("parent");
                        if (!parentName.empty())
                        {
-                               std::map<std::string,int>::iterator parentIter = names.find(parentName);
+                               std::map<std::string, size_t>::const_iterator parentIter = names.find(parentName);
                                if (parentIter == names.end())
                                {
                                        try_again = true;
@@ -259,24 +239,17 @@ void ServerConfig::CrossCheckConnectBlocks(ServerConfig* current)
                        }
 
                        std::string name = tag->getString("name");
-                       std::string mask, typeMask;
+                       std::string mask;
                        char type;
 
                        if (tag->readString("allow", mask, false))
-                       {
                                type = CC_ALLOW;
-                               typeMask = 'a' + mask;
-                       }
                        else if (tag->readString("deny", mask, false))
-                       {
                                type = CC_DENY;
-                               typeMask = 'd' + mask;
-                       }
                        else if (!name.empty())
                        {
                                type = CC_NAMED;
                                mask = name;
-                               typeMask = 'n' + mask;
                        }
                        else
                        {
@@ -284,13 +257,7 @@ void ServerConfig::CrossCheckConnectBlocks(ServerConfig* current)
                        }
 
                        if (name.empty())
-                       {
                                name = "unnamed-" + ConvToStr(i);
-                       }
-                       else
-                       {
-                               typeMask = 'n' + name;
-                       }
 
                        if (names.find(name) != names.end())
                                throw CoreException("Two connect classes with name \"" + name + "\" defined!");
@@ -302,33 +269,49 @@ void ServerConfig::CrossCheckConnectBlocks(ServerConfig* current)
 
                        me->name = name;
 
-                       me->registration_timeout = tag->getInt("timeout", me->registration_timeout);
-                       me->pingtime = tag->getInt("pingfreq", me->pingtime);
+                       me->registration_timeout = tag->getDuration("timeout", me->registration_timeout);
+                       me->pingtime = tag->getDuration("pingfreq", me->pingtime);
                        std::string sendq;
                        if (tag->readString("sendq", sendq))
                        {
                                // attempt to guess a good hard/soft sendq from a single value
-                               long value = atol(sendq.c_str());
+                               unsigned long value = strtoul(sendq.c_str(), NULL, 10);
                                if (value > 16384)
                                        me->softsendqmax = value / 16;
                                else
                                        me->softsendqmax = value;
                                me->hardsendqmax = value * 8;
                        }
-                       me->softsendqmax = tag->getInt("softsendq", me->softsendqmax);
-                       me->hardsendqmax = tag->getInt("hardsendq", me->hardsendqmax);
-                       me->recvqmax = tag->getInt("recvq", me->recvqmax);
-                       me->penaltythreshold = tag->getInt("threshold", me->penaltythreshold);
-                       me->commandrate = tag->getInt("commandrate", me->commandrate);
+                       me->softsendqmax = tag->getUInt("softsendq", me->softsendqmax);
+                       me->hardsendqmax = tag->getUInt("hardsendq", me->hardsendqmax);
+                       me->recvqmax = tag->getUInt("recvq", me->recvqmax);
+                       me->penaltythreshold = tag->getUInt("threshold", me->penaltythreshold);
+                       me->commandrate = tag->getUInt("commandrate", me->commandrate);
                        me->fakelag = tag->getBool("fakelag", me->fakelag);
-                       me->maxlocal = tag->getInt("localmax", me->maxlocal);
-                       me->maxglobal = tag->getInt("globalmax", me->maxglobal);
-                       me->maxchans = tag->getInt("maxchans", me->maxchans);
+                       me->maxlocal = tag->getUInt("localmax", me->maxlocal);
+                       me->maxglobal = tag->getUInt("globalmax", me->maxglobal);
+                       me->maxchans = tag->getUInt("maxchans", me->maxchans);
                        me->maxconnwarn = tag->getBool("maxconnwarn", me->maxconnwarn);
-                       me->limit = tag->getInt("limit", me->limit);
+                       me->limit = tag->getUInt("limit", me->limit);
                        me->resolvehostnames = tag->getBool("resolvehostnames", me->resolvehostnames);
+                       me->password = tag->getString("password", me->password);
+
+                       me->passwordhash = tag->getString("hash", me->passwordhash);
+                       if (!me->password.empty() && (me->passwordhash.empty() || stdalgo::string::equalsci(me->passwordhash, "plaintext")))
+                       {
+                               ServerInstance->Logs->Log("CONNECTCLASS", LOG_DEFAULT, "<connect> tag '%s' at %s contains an plain text password, this is insecure!",
+                                       name.c_str(), tag->getTagLocation().c_str());
+                       }
+
+                       std::string ports = tag->getString("port");
+                       if (!ports.empty())
+                       {
+                               irc::portparser portrange(ports, false);
+                               while (int port = portrange.GetToken())
+                                       me->ports.insert(port);
+                       }
 
-                       ClassMap::iterator oldMask = oldBlocksByMask.find(typeMask);
+                       ClassMap::iterator oldMask = oldBlocksByMask.find(std::make_pair(me->name, me->type));
                        if (oldMask != oldBlocksByMask.end())
                        {
                                ConnectClass* old = oldMask->second;
@@ -342,96 +325,84 @@ void ServerConfig::CrossCheckConnectBlocks(ServerConfig* current)
        }
 }
 
-/** Represents a deprecated configuration tag.
- */
-struct DeprecatedConfig
+static std::string GetServerHost()
 {
-       /** Tag name. */
-       std::string tag;
-
-       /** Attribute key. */
-       std::string key;
-
-       /** Attribute value. */
-       std::string value;
-
-       /** Reason for deprecation. */
-       std::string reason;
-};
-
-static const DeprecatedConfig ChangedConfig[] = {
-       { "bind",        "transport",   "",                 "has been moved to <bind:ssl> as of 2.0" },
-       { "die",         "value",       "",                 "you need to reread your config" },
-       { "gnutls",      "starttls",    "",                 "has been replaced with m_starttls as of 3.0" },
-       { "link",        "autoconnect", "",                 "2.0+ does not use this attribute - define <autoconnect> tags instead" },
-       { "link",        "transport",   "",                 "has been moved to <link:ssl> as of 2.0" },
-       { "module",      "name",        "m_chanprotect.so", "has been replaced with m_customprefix as of 3.0" },
-       { "module",      "name",        "m_halfop.so",      "has been replaced with m_customprefix as of 3.0" },
-       { "options",     "cyclehosts",  "",                 "has been replaced with m_hostcycle as of 3.0" },
-       { "performance", "nouserdns",   "",                 "has been moved to <connect:resolvehostnames> as of 3.0" }
-};
+#ifndef _WIN32
+       char hostname[256];
+       if (gethostname(hostname, sizeof(hostname)) == 0)
+       {
+               std::string name(hostname);
+               if (name.find('.') == std::string::npos)
+                       name.push_back('.');
+
+               if (name.length() <= ServerInstance->Config->Limits.MaxHost && InspIRCd::IsHost(name))
+                       return name;
+       }
+#endif
+       return "irc.example.com";
+}
 
 void ServerConfig::Fill()
 {
        ConfigTag* options = ConfValue("options");
        ConfigTag* security = ConfValue("security");
+       ConfigTag* server = ConfValue("server");
        if (sid.empty())
        {
-               ServerName = ConfValue("server")->getString("name", "irc.example.com");
-               ValidHost(ServerName, "<server:name>");
+               ServerName = server->getString("name", GetServerHost(), InspIRCd::IsHost);
 
-               sid = ConfValue("server")->getString("id");
+               sid = server->getString("id");
                if (!sid.empty() && !InspIRCd::IsSID(sid))
                        throw CoreException(sid + " is not a valid server ID. A server ID must be 3 characters long, with the first character a digit and the next two characters a digit or letter.");
+
+               CaseMapping = options->getString("casemapping", "rfc1459", 1);
+               if (CaseMapping == "ascii")
+                       national_case_insensitive_map = ascii_case_insensitive_map;
+               else if (CaseMapping == "rfc1459")
+                       national_case_insensitive_map = rfc_case_insensitive_map;
+               else
+                       throw CoreException("<options:casemapping> must be set to 'ascii', or 'rfc1459'");
        }
        else
        {
-               if (ServerName != ConfValue("server")->getString("name"))
+               std::string name = server->getString("name");
+               if (!name.empty() && name != ServerName)
                        throw CoreException("You must restart to change the server name");
 
-               std::string nsid = ConfValue("server")->getString("id");
+               std::string nsid = server->getString("id");
                if (!nsid.empty() && nsid != sid)
                        throw CoreException("You must restart to change the server id");
+
+               std::string casemapping = options->getString("casemapping");
+               // Ignore this value if CaseMapping is set to something the core doesn't provide (i.e., m_nationalchars).
+               if (!casemapping.empty() && casemapping != CaseMapping && (CaseMapping == "ascii" || CaseMapping == "rfc1459"))
+                       throw CoreException("You must restart to change the server casemapping");
+
        }
-       SoftLimit = ConfValue("performance")->getInt("softlimit", (SocketEngine::GetMaxFds() > 0 ? SocketEngine::GetMaxFds() : LONG_MAX), 10);
+       SoftLimit = ConfValue("performance")->getUInt("softlimit", (SocketEngine::GetMaxFds() > 0 ? SocketEngine::GetMaxFds() : LONG_MAX), 10);
        CCOnConnect = ConfValue("performance")->getBool("clonesonconnect", true);
-       MaxConn = ConfValue("performance")->getInt("somaxconn", SOMAXCONN);
+       MaxConn = ConfValue("performance")->getUInt("somaxconn", SOMAXCONN);
+       TimeSkipWarn = ConfValue("performance")->getDuration("timeskipwarn", 2, 0, 30);
        XLineMessage = options->getString("xlinemessage", options->getString("moronbanner", "You're banned!"));
-       ServerDesc = ConfValue("server")->getString("description", "Configure Me");
-       Network = ConfValue("server")->getString("network", "Network");
+       ServerDesc = server->getString("description", "Configure Me", 1);
+       Network = server->getString("network", "Network", 1);
        NetBufferSize = ConfValue("performance")->getInt("netbuffersize", 10240, 1024, 65534);
-       dns_timeout = ConfValue("dns")->getInt("timeout", 5);
-       DisabledCommands = ConfValue("disabled")->getString("commands", "");
-       DisabledDontExist = ConfValue("disabled")->getBool("fakenonexistant");
-       UserStats = security->getString("userstats");
        CustomVersion = security->getString("customversion");
-       HideSplits = security->getBool("hidesplits");
        HideBans = security->getBool("hidebans");
-       HideWhoisServer = security->getString("hidewhois");
-       HideKillsServer = security->getString("hidekills");
-       HideULineKills = security->getBool("hideulinekills");
-       RestrictBannedUsers = security->getBool("restrictbannedusers", true);
-       GenericOper = security->getBool("genericoper");
+       HideServer = security->getString("hideserver", security->getString("hidewhois"));
        SyntaxHints = options->getBool("syntaxhints");
-       CycleHostsFromUser = options->getBool("cyclehostsfromuser");
        FullHostInTopic = options->getBool("hostintopic");
-       MaxTargets = security->getInt("maxtargets", 20, 1, 31);
+       MaxTargets = security->getUInt("maxtargets", 20, 1, 31);
        DefaultModes = options->getString("defaultmodes", "not");
        PID = ConfValue("pid")->getString("file");
-       MaxChans = ConfValue("channels")->getInt("users", 20);
-       OperMaxChans = ConfValue("channels")->getInt("opers");
-       c_ipv4_range = ConfValue("cidr")->getInt("ipv4clone", 32);
-       c_ipv6_range = ConfValue("cidr")->getInt("ipv6clone", 128);
+       MaxChans = ConfValue("channels")->getUInt("users", 20);
+       OperMaxChans = ConfValue("channels")->getUInt("opers", 0);
+       c_ipv4_range = ConfValue("cidr")->getUInt("ipv4clone", 32, 1, 32);
+       c_ipv6_range = ConfValue("cidr")->getUInt("ipv6clone", 128, 1, 128);
        Limits = ServerLimits(ConfValue("limits"));
-       Paths.Config = ConfValue("path")->getString("configdir", INSPIRCD_CONFIG_PATH);
-       Paths.Data = ConfValue("path")->getString("datadir", INSPIRCD_DATA_PATH);
-       Paths.Log = ConfValue("path")->getString("logdir", INSPIRCD_LOG_PATH);
-       Paths.Module = ConfValue("path")->getString("moduledir", INSPIRCD_MODULE_PATH);
+       Paths = ServerPaths(ConfValue("path"));
        NoSnoticeStack = options->getBool("nosnoticestack", false);
 
-       if (Network.find(' ') != std::string::npos)
-               throw CoreException(Network + " is not a valid network name. A network name must not contain spaces.");
-
        std::string defbind = options->getString("defaultbind");
        if (stdalgo::string::equalsci(defbind, "ipv4"))
        {
@@ -456,43 +427,15 @@ void ServerConfig::Fill()
        ReadXLine(this, "badhost", "host", ServerInstance->XLines->GetFactory("K"));
        ReadXLine(this, "exception", "host", ServerInstance->XLines->GetFactory("E"));
 
-       memset(DisabledUModes, 0, sizeof(DisabledUModes));
-       std::string modes = ConfValue("disabled")->getString("usermodes");
-       for (std::string::const_iterator p = modes.begin(); p != modes.end(); ++p)
-       {
-               // Complain when the character is not a-z or A-Z
-               if ((*p < 'A') || (*p > 'z') || ((*p < 'a') && (*p > 'Z')))
-                       throw CoreException("Invalid usermode " + std::string(1, *p) + " was found.");
-               DisabledUModes[*p - 'A'] = 1;
-       }
-
-       memset(DisabledCModes, 0, sizeof(DisabledCModes));
-       modes = ConfValue("disabled")->getString("chanmodes");
-       for (std::string::const_iterator p = modes.begin(); p != modes.end(); ++p)
-       {
-               if ((*p < 'A') || (*p > 'z') || ((*p < 'a') && (*p > 'Z')))
-                       throw CoreException("Invalid chanmode " + std::string(1, *p) + " was found.");
-               DisabledCModes[*p - 'A'] = 1;
-       }
-
-       std::string v = security->getString("announceinvites");
-
-       if (v == "ops")
-               AnnounceInvites = ServerConfig::INVITE_ANNOUNCE_OPS;
-       else if (v == "all")
-               AnnounceInvites = ServerConfig::INVITE_ANNOUNCE_ALL;
-       else if (v == "dynamic")
-               AnnounceInvites = ServerConfig::INVITE_ANNOUNCE_DYNAMIC;
+       const std::string restrictbannedusers = options->getString("restrictbannedusers", "yes", 1);
+       if (stdalgo::string::equalsci(restrictbannedusers, "no"))
+               RestrictBannedUsers = ServerConfig::BUT_NORMAL;
+       else if (stdalgo::string::equalsci(restrictbannedusers, "silent"))
+               RestrictBannedUsers = ServerConfig::BUT_RESTRICT_SILENT;
+       else if (stdalgo::string::equalsci(restrictbannedusers, "yes"))
+               RestrictBannedUsers =  ServerConfig::BUT_RESTRICT_NOTIFY;
        else
-               AnnounceInvites = ServerConfig::INVITE_ANNOUNCE_NONE;
-
-       v = security->getString("operspywhois");
-       if (v == "splitmsg")
-               OperSpyWhois = SPYWHOIS_SPLITMSG;
-       else if (v == "on" || v == "yes")
-               OperSpyWhois = SPYWHOIS_SINGLEMSG;
-       else
-               OperSpyWhois = SPYWHOIS_NONE;
+               throw CoreException(restrictbannedusers + " is an invalid <options:restrictbannedusers> value, at " + options->getTagLocation());
 }
 
 // WARNING: it is not safe to use most of the codebase in this function, as it
@@ -521,6 +464,7 @@ void ServerConfig::Apply(ServerConfig* old, const std::string &useruid)
                /*
                 * These values can only be set on boot. Keep their old values. Do it before we send messages so we actually have a servername.
                 */
+               this->CaseMapping = old->CaseMapping;
                this->ServerName = old->ServerName;
                this->sid = old->sid;
                this->cmdline = old->cmdline;
@@ -529,26 +473,16 @@ void ServerConfig::Apply(ServerConfig* old, const std::string &useruid)
        /* The stuff in here may throw CoreException, be sure we're in a position to catch it. */
        try
        {
-               for (int index = 0; index * sizeof(DeprecatedConfig) < sizeof(ChangedConfig); index++)
+               // Ensure the user has actually edited ther config.
+               ConfigTagList dietags = ConfTags("die");
+               if (dietags.first != dietags.second)
                {
-                       std::string value;
-                       ConfigTagList tags = ConfTags(ChangedConfig[index].tag);
-                       for(ConfigIter i = tags.first; i != tags.second; ++i)
+                       errstr << "Your configuration has not been edited correctly!" << std::endl;
+                       for (ConfigIter iter = dietags.first; iter != dietags.second; ++iter)
                        {
-                               if (i->second->readString(ChangedConfig[index].key, value, true)
-                                       && (ChangedConfig[index].value.empty() || value == ChangedConfig[index].value))
-                               {
-                                       errstr << "Your configuration contains a deprecated value: <"  << ChangedConfig[index].tag;
-                                       if (ChangedConfig[index].value.empty())
-                                       {
-                                               errstr << ':' << ChangedConfig[index].key;
-                                       }
-                                       else
-                                       {
-                                               errstr << ' ' << ChangedConfig[index].key << "=\"" << ChangedConfig[index].value << "\"";
-                                       }
-                                       errstr << "> - " << ChangedConfig[index].reason << " (at " << i->second->getTagLocation() << ")" << std::endl;
-                               }
+                               ConfigTag* tag = iter->second;
+                               const std::string reason = tag->getString("reason", "You left a <die> tag in your config", 1);
+                               errstr << reason <<  " (at " << tag->getTagLocation() << ")" << std::endl;
                        }
                }
 
@@ -560,7 +494,7 @@ void ServerConfig::Apply(ServerConfig* old, const std::string &useruid)
        }
        catch (CoreException &ce)
        {
-               errstr << ce.GetReason();
+               errstr << ce.GetReason() << std::endl;
        }
 
        // Check errors before dealing with failed binds, since continuing on failed bind is wanted in some circumstances.
@@ -580,21 +514,19 @@ void ServerConfig::Apply(ServerConfig* old, const std::string &useruid)
                // On first run, ports are bound later on
                FailedPortList pl;
                ServerInstance->BindPorts(pl);
-               if (pl.size())
+               if (!pl.empty())
                {
-                       errstr << "Not all your client ports could be bound." << std::endl
-                               << "The following port(s) failed to bind:" << std::endl;
-
-                       int j = 1;
-                       for (FailedPortList::iterator i = pl.begin(); i != pl.end(); i++, j++)
+                       errstr << "Warning! Some of your listener" << (pl.size() == 1 ? "s" : "") << " failed to bind:" << std::endl;
+                       for (FailedPortList::const_iterator iter = pl.begin(); iter != pl.end(); ++iter)
                        {
-                               errstr << j << ".\tAddress: " << (i->first.empty() ? "<all>" : i->first.c_str()) << "\tReason: "
-                                       << i->second << std::endl;
+                               const FailedPort& fp = *iter;
+                               errstr << "  " << fp.sa.str() << ": " << strerror(fp.error) << std::endl
+                                       << "  " << "Created from <bind> tag at " << fp.tag->getTagLocation() << std::endl;
                        }
                }
        }
 
-       User* user = useruid.empty() ? NULL : ServerInstance->FindNick(useruid);
+       User* user = useruid.empty() ? NULL : ServerInstance->FindUUID(useruid);
 
        if (!valid)
        {
@@ -621,19 +553,6 @@ void ServerConfig::Apply(ServerConfig* old, const std::string &useruid)
        errstr.clear();
        errstr.str(std::string());
 
-       // Re-parse our MOTD and RULES files for colors -- Justasic
-       for (ClassVector::const_iterator it = this->Classes.begin(), it_end = this->Classes.end(); it != it_end; ++it)
-       {
-               ConfigTag *tag = (*it)->config;
-               // Make sure our connection class allows motd colors
-               if(!tag->getBool("allowmotdcolors"))
-                       continue;
-
-               ConfigFileCache::iterator file = this->Files.find(tag->getString("motd", "motd"));
-               if (file != this->Files.end())
-                       InspIRCd::ProcessColors(file->second);
-       }
-
        /* No old configuration -> initial boot, nothing more to do here */
        if (!old)
        {
@@ -681,7 +600,7 @@ void ServerConfig::ApplyModules(User* user)
        {
                const std::string& modname = i->first;
                // Don't remove core_*.so, just remove m_*.so
-               if (modname.c_str()[0] == 'c')
+               if (InspIRCd::Match(modname, "core_*.so", ascii_case_insensitive_map))
                        continue;
                if (ServerInstance->Modules->Unload(i->second))
                {
@@ -703,6 +622,10 @@ void ServerConfig::ApplyModules(User* user)
 
        for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
        {
+               // Skip modules which are already loaded.
+               if (ServerInstance->Modules->Find(*adding))
+                       continue;
+
                if (ServerInstance->Modules->Load(*adding))
                {
                        ServerInstance->SNO->WriteGlobalSno('a', "*** REHASH LOADED MODULE: %s",adding->c_str());
@@ -787,15 +710,24 @@ void ConfigReaderThread::Finish()
                ServerInstance->Users.RehashCloneCounts();
                ServerInstance->XLines->CheckELines();
                ServerInstance->XLines->ApplyLines();
-               ChanModeReference ban(NULL, "ban");
-               static_cast<ListModeBase*>(*ban)->DoRehash();
-               Config->ApplyDisabledCommands(Config->DisabledCommands);
-               User* user = ServerInstance->FindNick(TheUserUID);
+               User* user = ServerInstance->FindUUID(TheUserUID);
 
                ConfigStatus status(user);
                const ModuleManager::ModuleMap& mods = ServerInstance->Modules->GetModules();
                for (ModuleManager::ModuleMap::const_iterator i = mods.begin(); i != mods.end(); ++i)
-                       i->second->ReadConfig(status);
+               {
+                       try
+                       {
+                               ServerInstance->Logs->Log("MODULE", LOG_DEBUG, "Rehashing " + i->first);
+                               i->second->ReadConfig(status);
+                       }
+                       catch (CoreException& modex)
+                       {
+                               ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, "Exception caught: " + modex.GetReason());
+                               if (user)
+                                       user->WriteNotice(i->first + ": " + modex.GetReason());
+                       }
+               }
 
                // The description of this server may have changed - update it for WHOIS etc.
                ServerInstance->FakeClient->server->description = Config->ServerDesc;