X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_ident.cpp;h=bea4c28030b85eabf74db8f052454944d7df7861;hb=efe77ba63b1e519fc4d563bd9b599277c4bd96e5;hp=460b810237d4fac9b588d10997c5683dcaccea8d;hpb=aa1f46885810c4779ae539c142fdee15b556206b;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_ident.cpp b/src/modules/m_ident.cpp index 460b81023..bea4c2803 100644 --- a/src/modules/m_ident.cpp +++ b/src/modules/m_ident.cpp @@ -24,8 +24,6 @@ #include "inspircd.h" -/* $ModDesc: Provides support for RFC1413 ident lookups */ - /* -------------------------------------------------------------- * Note that this is the third incarnation of m_ident. The first * two attempts were pretty crashy, mainly due to the fact we tried @@ -119,33 +117,33 @@ class IdentRequestSocket : public EventHandler } /* Attempt to bind (ident requests must come from the ip the query is referring to */ - if (ServerInstance->SE->Bind(GetFd(), bindaddr) < 0) + if (SocketEngine::Bind(GetFd(), bindaddr) < 0) { this->Close(); throw ModuleException("failed to bind()"); } - ServerInstance->SE->NonBlocking(GetFd()); + SocketEngine::NonBlocking(GetFd()); /* Attempt connection (nonblocking) */ - if (ServerInstance->SE->Connect(this, &connaddr.sa, connaddr.sa_size()) == -1 && errno != EINPROGRESS) + if (SocketEngine::Connect(this, &connaddr.sa, connaddr.sa_size()) == -1 && errno != EINPROGRESS) { this->Close(); throw ModuleException("connect() failed"); } /* Add fd to socket engine */ - if (!ServerInstance->SE->AddFd(this, FD_WANT_NO_READ | FD_WANT_POLL_WRITE)) + if (!SocketEngine::AddFd(this, FD_WANT_NO_READ | FD_WANT_POLL_WRITE)) { this->Close(); throw ModuleException("out of fds"); } } - virtual void OnConnected() + void OnConnected() { - ServerInstance->Logs->Log("m_ident",DEBUG,"OnConnected()"); - ServerInstance->SE->ChangeEventMask(this, FD_WANT_POLL_READ | FD_WANT_NO_WRITE); + ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "OnConnected()"); + SocketEngine::ChangeEventMask(this, FD_WANT_POLL_READ | FD_WANT_NO_WRITE); char req[32]; @@ -161,11 +159,11 @@ class IdentRequestSocket : public EventHandler /* Send failed if we didnt write the whole ident request -- * might as well give up if this happens! */ - if (ServerInstance->SE->Send(this, req, req_size, 0) < req_size) + if (SocketEngine::Send(this, req, req_size, 0) < req_size) done = true; } - virtual void HandleEvent(EventType et, int errornum = 0) + void HandleEvent(EventType et, int errornum = 0) { switch (et) { @@ -179,7 +177,7 @@ class IdentRequestSocket : public EventHandler break; case EVENT_ERROR: /* fd error event, ohshi- */ - ServerInstance->Logs->Log("m_ident",DEBUG,"EVENT_ERROR"); + ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "EVENT_ERROR"); /* We *must* Close() here immediately or we get a * huge storm of EVENT_ERROR events! */ @@ -196,9 +194,9 @@ class IdentRequestSocket : public EventHandler */ if (GetFd() > -1) { - ServerInstance->Logs->Log("m_ident",DEBUG,"Close ident socket %d", GetFd()); - ServerInstance->SE->DelFd(this); - ServerInstance->SE->Close(GetFd()); + ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Close ident socket %d", GetFd()); + SocketEngine::DelFd(this); + SocketEngine::Close(GetFd()); this->SetFd(-1); } } @@ -213,8 +211,8 @@ class IdentRequestSocket : public EventHandler /* We don't really need to buffer for incomplete replies here, since IDENT replies are * extremely short - there is *no* sane reason it'd be in more than one packet */ - char ibuf[MAXBUF]; - int recvresult = ServerInstance->SE->Recv(this, ibuf, MAXBUF-1, 0); + char ibuf[256]; + int recvresult = SocketEngine::Recv(this, ibuf, sizeof(ibuf)-1, 0); /* Close (but don't delete from memory) our socket * and flag as done since the ident lookup has finished @@ -228,21 +226,27 @@ class IdentRequestSocket : public EventHandler if (recvresult < 3) return; - ServerInstance->Logs->Log("m_ident",DEBUG,"ReadResponse()"); + ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "ReadResponse()"); /* Truncate at the first null character, but first make sure * there is at least one null char (at the end of the buffer). */ ibuf[recvresult] = '\0'; std::string buf(ibuf); - std::string::size_type lastcolon = buf.rfind(':'); - if (lastcolon == std::string::npos) + + /* <2 colons: invalid + * 2 colons: reply is an error + * >3 colons: there is a colon in the ident + */ + if (std::count(buf.begin(), buf.end(), ':') != 3) return; + std::string::size_type lastcolon = buf.rfind(':'); + /* Truncate the ident at any characters we don't like, skip leading spaces */ for (std::string::const_iterator i = buf.begin()+lastcolon+1; i != buf.end(); ++i) { - if (result.size()+1 == ServerInstance->Config->Limits.IdentMax) + if (result.size() == ServerInstance->Config->Limits.IdentMax) /* Ident is getting too long */ break; @@ -254,7 +258,7 @@ class IdentRequestSocket : public EventHandler * we're done. */ result += *i; - if (!ServerInstance->IsIdent(result.c_str())) + if (!ServerInstance->IsIdent(result)) { result.erase(result.end()-1); break; @@ -270,39 +274,27 @@ class ModuleIdent : public Module public: ModuleIdent() : ext("ident_socket", this) { - OnRehash(NULL); - Implementation eventlist[] = { - I_OnRehash, I_OnUserInit, I_OnCheckReady, - I_OnUserDisconnect, I_OnSetConnectClass - }; - ServerInstance->Modules->Attach(eventlist, this, 5); } - ~ModuleIdent() - { - } - - virtual Version GetVersion() + Version GetVersion() CXX11_OVERRIDE { return Version("Provides support for RFC1413 ident lookups", VF_VENDOR); } - virtual void OnRehash(User *user) + void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE { - ConfigReader Conf; - - RequestTimeout = Conf.ReadInteger("ident", "timeout", 0, true); + RequestTimeout = ServerInstance->Config->ConfValue("ident")->getInt("timeout", 5); if (!RequestTimeout) RequestTimeout = 5; } - void OnUserInit(LocalUser *user) + void OnUserInit(LocalUser *user) CXX11_OVERRIDE { ConfigTag* tag = user->MyClass->config; if (!tag->getBool("useident", true)) return; - user->WriteServ("NOTICE Auth :*** Looking up your ident..."); + user->WriteNotice("*** Looking up your ident..."); try { @@ -311,7 +303,7 @@ class ModuleIdent : public Module } catch (ModuleException &e) { - ServerInstance->Logs->Log("m_ident",DEBUG,"Ident exception: %s", e.GetReason()); + ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Ident exception: " + e.GetReason()); } } @@ -319,17 +311,12 @@ class ModuleIdent : public Module * creating a Timer object and especially better than creating a * Timer per ident lookup! */ - virtual ModResult OnCheckReady(LocalUser *user) + ModResult OnCheckReady(LocalUser *user) CXX11_OVERRIDE { /* Does user have an ident socket attached at all? */ IdentRequestSocket *isock = ext.get(user); if (!isock) - { - ServerInstance->Logs->Log("m_ident",DEBUG, "No ident socket :("); return MOD_RES_PASSTHRU; - } - - ServerInstance->Logs->Log("m_ident",DEBUG, "Has ident_socket"); time_t compare = isock->age; compare += RequestTimeout; @@ -338,43 +325,40 @@ class ModuleIdent : public Module if (ServerInstance->Time() >= compare) { /* Ident timeout */ - user->WriteServ("NOTICE Auth :*** Ident request timed out."); - ServerInstance->Logs->Log("m_ident",DEBUG, "Timeout"); + user->WriteNotice("*** Ident request timed out."); } else if (!isock->HasResult()) { // time still good, no result yet... hold the registration - ServerInstance->Logs->Log("m_ident",DEBUG, "No result yet"); return MOD_RES_DENY; } - ServerInstance->Logs->Log("m_ident",DEBUG, "Yay, result!"); - /* wooo, got a result (it will be good, or bad) */ if (isock->result.empty()) { - user->ident.insert(0, 1, '~'); - user->WriteServ("NOTICE Auth :*** Could not find your ident, using %s instead.", user->ident.c_str()); + user->ident.insert(user->ident.begin(), 1, '~'); + user->WriteNotice("*** Could not find your ident, using " + user->ident + " instead."); } else { user->ident = isock->result; - user->WriteServ("NOTICE Auth :*** Found your ident, '%s'", user->ident.c_str()); + user->WriteNotice("*** Found your ident, '" + user->ident + "'"); } + user->InvalidateCache(); isock->Close(); ext.unset(user); return MOD_RES_PASSTHRU; } - ModResult OnSetConnectClass(LocalUser* user, ConnectClass* myclass) + ModResult OnSetConnectClass(LocalUser* user, ConnectClass* myclass) CXX11_OVERRIDE { if (myclass->config->getBool("requireident") && user->ident[0] == '~') return MOD_RES_DENY; return MOD_RES_PASSTHRU; } - virtual void OnCleanup(int target_type, void *item) + void OnCleanup(int target_type, void *item) CXX11_OVERRIDE { /* Module unloading, tidy up users */ if (target_type == TYPE_USER) @@ -385,7 +369,7 @@ class ModuleIdent : public Module } } - virtual void OnUserDisconnect(LocalUser *user) + void OnUserDisconnect(LocalUser *user) CXX11_OVERRIDE { /* User disconnect (generic socket detatch event) */ IdentRequestSocket *isock = ext.get(user); @@ -398,4 +382,3 @@ class ModuleIdent : public Module }; MODULE_INIT(ModuleIdent) -