X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_spanningtree%2Futils.cpp;h=5330d2eb3fe7ca04943ada951957c4d5c5d32e81;hb=e950f568d0f571e9475aa38177486468714de4d3;hp=81fb0ecde191e6044e3aff65f39b9405d546e5cb;hpb=8826f2b0ec596f3394ce636651d4f08437b10f3c;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_spanningtree/utils.cpp b/src/modules/m_spanningtree/utils.cpp index 81fb0ecde..5330d2eb3 100644 --- a/src/modules/m_spanningtree/utils.cpp +++ b/src/modules/m_spanningtree/utils.cpp @@ -1,28 +1,35 @@ -/* +------------------------------------+ - * | Inspire Internet Relay Chat Daemon | - * +------------------------------------+ +/* + * InspIRCd -- Internet Relay Chat Daemon * - * InspIRCd: (C) 2002-2010 InspIRCd Development Team - * See: http://wiki.inspircd.org/Credits + * Copyright (C) 2009 Daniel De Graaf + * Copyright (C) 2007-2009 Craig Edwards + * Copyright (C) 2008 Robin Burchell + * Copyright (C) 2007 Dennis Friis * - * This program is free but copyrighted software; see - * the file COPYING for details. + * 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 + * License as published by the Free Software Foundation, version 2. * - * --------------------------------------------------- + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . */ + #include "inspircd.h" -#include "socket.h" -#include "xline.h" -#include "socketengine.h" #include "main.h" #include "utils.h" #include "treeserver.h" -#include "link.h" #include "treesocket.h" #include "resolvers.h" +SpanningTreeUtilities* Utils = NULL; + /* Create server sockets off a listener. */ ModResult ModuleSpanningTree::OnAcceptConnection(int newsock, ListenSocket* from, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server) { @@ -36,7 +43,7 @@ ModResult ModuleSpanningTree::OnAcceptConnection(int newsock, ListenSocket* from if (*i == "*" || *i == incomingip || irc::sockets::cidr_mask(*i).match(*client)) { /* we don't need to do anything with the pointer, creating it stores it in the necessary places */ - new TreeSocket(Utils, newsock, from, client, server); + new TreeSocket(newsock, from, client, server); return MOD_RES_ALLOW; } } @@ -52,10 +59,10 @@ ModResult ModuleSpanningTree::OnAcceptConnection(int newsock, ListenSocket* from */ TreeServer* SpanningTreeUtilities::FindServer(const std::string &ServerName) { - if (ServerInstance->IsSID(ServerName)) + if (InspIRCd::IsSID(ServerName)) return this->FindServerID(ServerName); - server_hash::iterator iter = serverlist.find(ServerName.c_str()); + server_hash::iterator iter = serverlist.find(ServerName); if (iter != serverlist.end()) { return iter->second; @@ -74,7 +81,7 @@ TreeServer* SpanningTreeUtilities::FindServer(const std::string &ServerName) */ TreeServer* SpanningTreeUtilities::BestRouteTo(const std::string &ServerName) { - if (ServerName.c_str() == TreeRoot->GetName() || ServerName == ServerInstance->Config->GetSID()) + if (ServerName == TreeRoot->GetName() || ServerName == ServerInstance->Config->GetSID()) return NULL; TreeServer* Found = FindServer(ServerName); if (Found) @@ -121,17 +128,11 @@ TreeServer* SpanningTreeUtilities::FindServerID(const std::string &id) return NULL; } -/* A convenient wrapper that returns true if a server exists */ -bool SpanningTreeUtilities::IsServer(const std::string &ServerName) +SpanningTreeUtilities::SpanningTreeUtilities(ModuleSpanningTree* C) + : Creator(C), TreeRoot(NULL) { - return (FindServer(ServerName) != NULL); -} + ServerInstance->Timers->AddTimer(&RefreshTimer); -SpanningTreeUtilities::SpanningTreeUtilities(ModuleSpanningTree* C) : Creator(C) -{ - ServerInstance->Logs->Log("m_spanningtree",DEBUG,"***** Using SID for hash: %s *****", ServerInstance->Config->GetSID().c_str()); - - this->TreeRoot = new TreeServer(this, ServerInstance->Config->ServerName, ServerInstance->Config->ServerDesc, ServerInstance->Config->GetSID()); this->ReadConfiguration(); } @@ -162,12 +163,6 @@ SpanningTreeUtilities::~SpanningTreeUtilities() delete TreeRoot; } -void SpanningTreeUtilities::AddThisServer(TreeServer* server, TreeServerList &list) -{ - if (list.find(server) == list.end()) - list[server] = server; -} - /* returns a list of DIRECT servernames for a specific channel */ void SpanningTreeUtilities::GetListOfServersForChannel(Channel* c, TreeServerList &list, char status, const CUList &exempt_list) { @@ -193,38 +188,30 @@ void SpanningTreeUtilities::GetListOfServersForChannel(Channel* c, TreeServerLis { TreeServer* best = this->BestRouteTo(i->first->server); if (best) - AddThisServer(best,list); + list.insert(best); } } return; } -bool SpanningTreeUtilities::DoOneToAllButSenderRaw(const std::string &data, const std::string &omit, const std::string &prefix, const irc::string &command, parameterlist ¶ms) +std::string SpanningTreeUtilities::ConstructLine(const std::string& prefix, const std::string& command, const parameterlist& params) { - TreeServer* omitroute = this->BestRouteTo(omit); - unsigned int items =this->TreeRoot->ChildCount(); - for (unsigned int x = 0; x < items; x++) + std::string FullLine; + FullLine.reserve(1024); + FullLine = ":" + prefix + " " + command; + for (parameterlist::const_iterator x = params.begin(); x != params.end(); ++x) { - TreeServer* Route = this->TreeRoot->GetChild(x); - if ((Route) && (Route->GetSocket()) && (Route->GetName() != omit) && (omitroute != Route)) - { - TreeSocket* Sock = Route->GetSocket(); - if (Sock) - Sock->WriteLine(data); - } + FullLine.push_back(' '); + FullLine.append(*x); } - return true; + return FullLine; } -bool SpanningTreeUtilities::DoOneToAllButSender(const std::string &prefix, const std::string &command, parameterlist ¶ms, std::string omit) +bool SpanningTreeUtilities::DoOneToAllButSender(const std::string& prefix, const std::string& command, const parameterlist& params, const std::string& omit) { TreeServer* omitroute = this->BestRouteTo(omit); - std::string FullLine = ":" + prefix + " " + command; - unsigned int words = params.size(); - for (unsigned int x = 0; x < words; x++) - { - FullLine = FullLine + " " + params[x]; - } + std::string FullLine = ConstructLine(prefix, command, params); + unsigned int items = this->TreeRoot->ChildCount(); for (unsigned int x = 0; x < items; x++) { @@ -243,14 +230,10 @@ bool SpanningTreeUtilities::DoOneToAllButSender(const std::string &prefix, const return true; } -bool SpanningTreeUtilities::DoOneToMany(const std::string &prefix, const std::string &command, parameterlist ¶ms) +bool SpanningTreeUtilities::DoOneToMany(const std::string &prefix, const std::string &command, const parameterlist ¶ms) { - std::string FullLine = ":" + prefix + " " + command; - unsigned int words = params.size(); - for (unsigned int x = 0; x < words; x++) - { - FullLine = FullLine + " " + params[x]; - } + std::string FullLine = ConstructLine(prefix, command, params); + unsigned int items = this->TreeRoot->ChildCount(); for (unsigned int x = 0; x < items; x++) { @@ -265,36 +248,16 @@ bool SpanningTreeUtilities::DoOneToMany(const std::string &prefix, const std::st return true; } -bool SpanningTreeUtilities::DoOneToMany(const char* prefix, const char* command, parameterlist ¶ms) -{ - std::string spfx = prefix; - std::string scmd = command; - return this->DoOneToMany(spfx, scmd, params); -} - -bool SpanningTreeUtilities::DoOneToAllButSender(const char* prefix, const char* command, parameterlist ¶ms, std::string omit) -{ - std::string spfx = prefix; - std::string scmd = command; - return this->DoOneToAllButSender(spfx, scmd, params, omit); -} - -bool SpanningTreeUtilities::DoOneToOne(const std::string &prefix, const std::string &command, parameterlist ¶ms, std::string target) +bool SpanningTreeUtilities::DoOneToOne(const std::string& prefix, const std::string& command, const parameterlist& params, const std::string& target) { TreeServer* Route = this->BestRouteTo(target); if (Route) { - std::string FullLine = ":" + prefix + " " + command; - unsigned int words = params.size(); - for (unsigned int x = 0; x < words; x++) - { - FullLine = FullLine + " " + params[x]; - } if (Route && Route->GetSocket()) { TreeSocket* Sock = Route->GetSocket(); if (Sock) - Sock->WriteLine(FullLine); + Sock->WriteLine(ConstructLine(prefix, command, params)); } return true; } @@ -310,17 +273,9 @@ void SpanningTreeUtilities::RefreshIPCache() for (std::vector >::iterator i = LinkBlocks.begin(); i != LinkBlocks.end(); ++i) { Link* L = *i; - if (L->IPAddr.empty() || L->RecvPass.empty() || L->SendPass.empty() || L->Name.empty() || !L->Port) + if (!L->Port) { - if (L->Name.empty()) - { - ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"m_spanningtree: Ignoring a malformed link block (all link blocks require a name!)"); - } - else - { - ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"m_spanningtree: Ignoring a link block missing recvpass, sendpass, port or ipaddr."); - } - + ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Ignoring a link block without a port."); /* Invalid link block */ continue; } @@ -330,18 +285,18 @@ void SpanningTreeUtilities::RefreshIPCache() irc::sockets::sockaddrs dummy; bool ipvalid = irc::sockets::aptosa(L->IPAddr, L->Port, dummy); - if (ipvalid) + if ((L->IPAddr == "*") || (ipvalid)) ValidIPs.push_back(L->IPAddr); - else + else if (this->Creator->DNS) { + SecurityIPResolver* sr = new SecurityIPResolver(Creator, *this->Creator->DNS, L->IPAddr, L, DNS::QUERY_AAAA); try { - bool cached; - SecurityIPResolver* sr = new SecurityIPResolver(Creator, this, L->IPAddr, L, cached, DNS_QUERY_AAAA); - ServerInstance->AddResolver(sr, cached); + this->Creator->DNS->Process(sr); } - catch (...) + catch (DNS::Exception &) { + delete sr; } } } @@ -349,16 +304,16 @@ void SpanningTreeUtilities::RefreshIPCache() void SpanningTreeUtilities::ReadConfiguration() { - ConfigReader Conf; - - FlatLinks = Conf.ReadFlag("security","flatlinks",0); - HideULines = Conf.ReadFlag("security","hideulines",0); - AnnounceTSChange = Conf.ReadFlag("options","announcets",0); - AllowOptCommon = Conf.ReadFlag("options", "allowmismatch", 0); - ChallengeResponse = !Conf.ReadFlag("security", "disablehmac", 0); - quiet_bursts = Conf.ReadFlag("performance", "quietbursts", 0); - PingWarnTime = Conf.ReadInteger("options", "pingwarning", 0, true); - PingFreq = Conf.ReadInteger("options", "serverpingfreq", 0, true); + ConfigTag* security = ServerInstance->Config->ConfValue("security"); + ConfigTag* options = ServerInstance->Config->ConfValue("options"); + FlatLinks = security->getBool("flatlinks"); + HideULines = security->getBool("hideulines"); + AnnounceTSChange = options->getBool("announcets"); + AllowOptCommon = options->getBool("allowmismatch"); + ChallengeResponse = !security->getBool("disablehmac"); + quiet_bursts = ServerInstance->Config->ConfValue("performance")->getBool("quietbursts"); + PingWarnTime = options->getInt("pingwarning"); + PingFreq = options->getInt("serverpingfreq"); if (PingFreq == 0) PingFreq = 60; @@ -368,13 +323,13 @@ void SpanningTreeUtilities::ReadConfiguration() AutoconnectBlocks.clear(); LinkBlocks.clear(); - ValidIPs.clear(); ConfigTagList tags = ServerInstance->Config->ConfTags("link"); for(ConfigIter i = tags.first; i != tags.second; ++i) { ConfigTag* tag = i->second; reference L = new Link(tag); - L->Name = tag->getString("name").c_str(); + std::string linkname = tag->getString("name"); + L->Name = linkname.c_str(); L->AllowMask = tag->getString("allowmask"); L->IPAddr = tag->getString("ipaddr"); L->Port = tag->getInt("port"); @@ -382,60 +337,42 @@ void SpanningTreeUtilities::ReadConfiguration() L->RecvPass = tag->getString("recvpass", tag->getString("password")); L->Fingerprint = tag->getString("fingerprint"); L->HiddenFromStats = tag->getBool("statshidden"); - L->Timeout = tag->getInt("timeout"); + L->Timeout = tag->getDuration("timeout", 30); L->Hook = tag->getString("ssl"); L->Bind = tag->getString("bind"); L->Hidden = tag->getBool("hidden"); + if (L->Name.empty()) + throw ModuleException("Invalid configuration, found a link tag without a name!" + (!L->IPAddr.empty() ? " IP address: "+L->IPAddr : "")); + if (L->Name.find('.') == std::string::npos) - throw CoreException("The link name '"+assign(L->Name)+"' is invalid and must contain at least one '.' character"); + throw ModuleException("The link name '"+assign(L->Name)+"' is invalid as it must contain at least one '.' character"); if (L->Name.length() > 64) - throw CoreException("The link name '"+assign(L->Name)+"' is longer than 64 characters!"); + throw ModuleException("The link name '"+assign(L->Name)+"' is invalid as it is longer than 64 characters"); - if (L->Fingerprint.find(':') != std::string::npos) - { - std::string tmp = L->Fingerprint; - L->Fingerprint.clear(); - for(unsigned int j=0; j < tmp.length(); j++) - if (tmp[j] != ':') - L->Fingerprint.push_back(tmp[j]); - } + if (L->RecvPass.empty()) + throw ModuleException("Invalid configuration for server '"+assign(L->Name)+"', recvpass not defined"); - if ((!L->IPAddr.empty()) && (!L->RecvPass.empty()) && (!L->SendPass.empty()) && (!L->Name.empty()) && (L->Port)) - { - ValidIPs.push_back(L->IPAddr); - } - else - { - if (L->IPAddr.empty()) - { - L->IPAddr = "*"; - ValidIPs.push_back("*"); - ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"Configuration warning: Link block " + assign(L->Name) + " has no IP defined! This will allow any IP to connect as this server, and MAY not be what you want."); - } + if (L->SendPass.empty()) + throw ModuleException("Invalid configuration for server '"+assign(L->Name)+"', sendpass not defined"); - if (L->RecvPass.empty()) - { - throw CoreException("Invalid configuration for server '"+assign(L->Name)+"', recvpass not defined!"); - } + if ((L->SendPass.find(' ') != std::string::npos) || (L->RecvPass.find(' ') != std::string::npos)) + throw ModuleException("Link block '" + assign(L->Name) + "' has a password set that contains a space character which is invalid"); - if (L->SendPass.empty()) - { - throw CoreException("Invalid configuration for server '"+assign(L->Name)+"', sendpass not defined!"); - } + if ((L->SendPass[0] == ':') || (L->RecvPass[0] == ':')) + throw ModuleException("Link block '" + assign(L->Name) + "' has a password set that begins with a colon (:) which is invalid"); - if (L->Name.empty()) - { - throw CoreException("Invalid configuration, link tag without a name! IP address: "+L->IPAddr); - } - - if (!L->Port) - { - ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"Configuration warning: Link block " + assign(L->Name) + " has no port defined, you will not be able to /connect it."); - } + if (L->IPAddr.empty()) + { + L->IPAddr = "*"; + ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Configuration warning: Link block '" + assign(L->Name) + "' has no IP defined! This will allow any IP to connect as this server, and MAY not be what you want."); } + if (!L->Port) + ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Configuration warning: Link block '" + assign(L->Name) + "' has no port defined, you will not be able to /connect it."); + + L->Fingerprint.erase(std::remove(L->Fingerprint.begin(), L->Fingerprint.end(), ':'), L->Fingerprint.end()); LinkBlocks.push_back(L); } @@ -444,7 +381,7 @@ void SpanningTreeUtilities::ReadConfiguration() { ConfigTag* tag = i->second; reference A = new Autoconnect(tag); - A->Period = tag->getInt("period"); + A->Period = tag->getDuration("period", 60, 1); A->NextConnectTime = ServerInstance->Time() + A->Period; A->position = -1; irc::spacesepstream ss(tag->getString("server")); @@ -454,14 +391,9 @@ void SpanningTreeUtilities::ReadConfiguration() A->servers.push_back(server); } - if (A->Period <= 0) - { - throw CoreException("Invalid configuration for autoconnect, period not a positive integer!"); - } - if (A->servers.empty()) { - throw CoreException("Invalid configuration for autoconnect, server cannot be empty!"); + throw ModuleException("Invalid configuration for autoconnect, server cannot be empty!"); } AutoconnectBlocks.push_back(A); @@ -482,3 +414,21 @@ Link* SpanningTreeUtilities::FindLink(const std::string& name) } return NULL; } + +void SpanningTreeUtilities::SendChannelMessage(const std::string& prefix, Channel* target, const std::string &text, char status, const CUList& exempt_list, const char* message_type) +{ + std::string raw(":"); + raw.append(prefix).append(1, ' ').append(message_type).push_back(' '); + if (status) + raw.push_back(status); + raw.append(target->name).append(" :").append(text); + + TreeServerList list; + this->GetListOfServersForChannel(target, list, status, exempt_list); + for (TreeServerList::iterator i = list.begin(); i != list.end(); ++i) + { + TreeSocket* Sock = (*i)->GetSocket(); + if (Sock) + Sock->WriteLine(raw); + } +}