X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fcore%2Fcoreauthhandler.cpp;h=26cdfcfc9242dfb4c228135d19fa6c679a0d2f38;hp=75a292826d14a10d4fdcf51346f6c7cacd68829d;hb=08bace4e9ecf08273f094c0c6aa8b3363d38ac3e;hpb=921e54680da16fcf2adb7a90506875aceb6633a4 diff --git a/src/core/coreauthhandler.cpp b/src/core/coreauthhandler.cpp index 75a29282..26cdfcfc 100644 --- a/src/core/coreauthhandler.cpp +++ b/src/core/coreauthhandler.cpp @@ -1,5 +1,5 @@ /*************************************************************************** - * Copyright (C) 2005-2015 by the Quassel Project * + * Copyright (C) 2005-2018 by the Quassel Project * * devel@quassel-irc.org * * * * This program is free software; you can redistribute it and/or modify * @@ -81,7 +81,7 @@ void CoreAuthHandler::onReadyRead() } // read the list of protocols supported by the client - while (socket()->bytesAvailable() >= 4) { + while (socket()->bytesAvailable() >= 4 && _supportedProtos.size() < 16) { // sanity check quint32 data; socket()->read((char*)&data, 4); data = qFromBigEndian(data); @@ -98,6 +98,12 @@ void CoreAuthHandler::onReadyRead() level = Compressor::NoCompression; RemotePeer *peer = PeerFactory::createPeer(_supportedProtos, this, socket(), level, this); + if (!peer) { + qWarning() << "Received invalid handshake data from client" << socket()->peerAddress().toString(); + close(); + return; + } + if (peer->protocol() == Protocol::LegacyProtocol) { _legacy = true; connect(peer, SIGNAL(protocolVersionMismatch(int,int)), SLOT(onProtocolVersionMismatch(int,int))); @@ -158,7 +164,8 @@ void CoreAuthHandler::handle(const RegisterClient &msg) else useSsl = _connectionFeatures & Protocol::Encryption; - if (Quassel::isOptionSet("require-ssl") && !useSsl) { + if (Quassel::isOptionSet("require-ssl") && !useSsl && !_peer->isLocal()) { + quInfo() << qPrintable(tr("SSL required but non-SSL connection attempt from %1").arg(socket()->peerAddress().toString())); _peer->dispatch(ClientDenied(tr("SSL is required!
You need to use SSL in order to connect to this core."))); _peer->close(); return; @@ -169,18 +176,8 @@ void CoreAuthHandler::handle(const RegisterClient &msg) if (!configured) backends = Core::backendInfo(); - int uptime = Core::instance()->startTime().secsTo(QDateTime::currentDateTime().toUTC()); - int updays = uptime / 86400; uptime %= 86400; - int uphours = uptime / 3600; uptime %= 3600; - int upmins = uptime / 60; - QString coreInfo = tr("Quassel Core Version %1
" - "Built: %2
" - "Up %3d%4h%5m (since %6)").arg(Quassel::buildInfo().fancyVersionString) - .arg(Quassel::buildInfo().buildDate) - .arg(updays).arg(uphours, 2, 10, QChar('0')).arg(upmins, 2, 10, QChar('0')).arg(Core::instance()->startTime().toString(Qt::TextDate)); - - // useSsl and coreInfo are only used for the legacy protocol - _peer->dispatch(ClientRegistered(Quassel::features(), configured, backends, useSsl, coreInfo)); + // useSsl is only used for the legacy protocol + _peer->dispatch(ClientRegistered(Quassel::features(), configured, backends, useSsl)); if (_legacy && useSsl) startSsl(); @@ -207,8 +204,15 @@ void CoreAuthHandler::handle(const Login &msg) if (!checkClientRegistered()) return; + if (!Core::isConfigured()) { + qWarning() << qPrintable(tr("Client")) << qPrintable(socket()->peerAddress().toString()) << qPrintable(tr("attempted to login before the core was configured, rejecting.")); + _peer->dispatch(ClientDenied(tr("Attempted to login before core was configured!
The core must be configured before attempting to login."))); + return; + } + UserId uid = Core::validateUser(msg.user, msg.password); if (uid == 0) { + quInfo() << qPrintable(tr("Invalid login attempt from %1 as \"%2\"").arg(socket()->peerAddress().toString(), msg.user)); _peer->dispatch(LoginFailed(tr("Invalid username or password!
The username/password combination you supplied could not be found in the database."))); return; }