/***************************************************************************
- * Copyright (C) 2005-08 by the Quassel Project *
+ * Copyright (C) 2005-09 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
#include "corenetwork.h"
-
#include "core.h"
#include "coresession.h"
-#include "identity.h"
+#include "coreidentity.h"
+#include "corenetworkconfig.h"
#include "ircserverhandler.h"
-#include "userinputhandler.h"
+#include "coreuserinputhandler.h"
#include "ctcphandler.h"
+INIT_SYNCABLE_OBJECT(CoreNetwork)
CoreNetwork::CoreNetwork(const NetworkId &networkid, CoreSession *session)
: Network(networkid, session),
_coreSession(session),
_ircServerHandler(new IrcServerHandler(this)),
- _userInputHandler(new UserInputHandler(this)),
+ _userInputHandler(new CoreUserInputHandler(this)),
_ctcpHandler(new CtcpHandler(this)),
_autoReconnectCount(0),
_quitRequested(false),
_previousConnectionAttemptFailed(false),
_lastUsedServerIndex(0),
- // TODO make autowho configurable (possibly per-network)
- _autoWhoEnabled(true),
- _autoWhoInterval(90),
- _autoWhoNickLimit(0), // unlimited
- _autoWhoDelay(3)
+ _lastPingTime(0),
+ _pingCount(0)
+
{
_autoReconnectTimer.setSingleShot(true);
_socketCloseTimer.setSingleShot(true);
connect(&_socketCloseTimer, SIGNAL(timeout()), this, SLOT(socketCloseTimeout()));
- _pingTimer.setInterval(60000);
+ setPingInterval(networkConfig()->pingInterval());
connect(&_pingTimer, SIGNAL(timeout()), this, SLOT(sendPing()));
- _autoWhoTimer.setInterval(_autoWhoDelay * 1000);
- _autoWhoCycleTimer.setInterval(_autoWhoInterval * 1000);
+ setAutoWhoDelay(networkConfig()->autoWhoDelay());
+ setAutoWhoInterval(networkConfig()->autoWhoInterval());
QHash<QString, QString> channels = coreSession()->persistentChannels(networkId());
foreach(QString chan, channels.keys()) {
_channelKeys[chan.toLower()] = channels[chan];
}
+ connect(networkConfig(), SIGNAL(pingTimeoutEnabledSet(bool)), SLOT(enablePingTimeout(bool)));
+ connect(networkConfig(), SIGNAL(pingIntervalSet(int)), SLOT(setPingInterval(int)));
+ connect(networkConfig(), SIGNAL(autoWhoEnabledSet(bool)), SLOT(setAutoWhoEnabled(bool)));
+ connect(networkConfig(), SIGNAL(autoWhoIntervalSet(int)), SLOT(setAutoWhoInterval(int)));
+ connect(networkConfig(), SIGNAL(autoWhoDelaySet(int)), SLOT(setAutoWhoDelay(int)));
+
connect(&_autoReconnectTimer, SIGNAL(timeout()), this, SLOT(doAutoReconnect()));
connect(&_autoWhoTimer, SIGNAL(timeout()), this, SLOT(sendAutoWho()));
connect(&_autoWhoCycleTimer, SIGNAL(timeout()), this, SLOT(startAutoWhoCycle()));
connect(&_tokenBucketTimer, SIGNAL(timeout()), this, SLOT(fillBucketAndProcessQueue()));
- connect(this, SIGNAL(connectRequested()), this, SLOT(connectToIrc()));
-
+ connect(&socket, SIGNAL(connected()), this, SLOT(socketInitialized()));
connect(&socket, SIGNAL(disconnected()), this, SLOT(socketDisconnected()));
connect(&socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(socketError(QAbstractSocket::SocketError)));
connect(&socket, SIGNAL(stateChanged(QAbstractSocket::SocketState)), this, SLOT(socketStateChanged(QAbstractSocket::SocketState)));
connect(&socket, SIGNAL(readyRead()), this, SLOT(socketHasData()));
#ifdef HAVE_SSL
- connect(&socket, SIGNAL(connected()), this, SLOT(sslSocketConnected()));
connect(&socket, SIGNAL(encrypted()), this, SLOT(socketInitialized()));
connect(&socket, SIGNAL(sslErrors(const QList<QSslError> &)), this, SLOT(sslErrors(const QList<QSslError> &)));
-#else
- connect(&socket, SIGNAL(connected()), this, SLOT(socketInitialized()));
#endif
}
qWarning() << "Server list empty, ignoring connect request!";
return;
}
- Identity *identity = identityPtr();
+ CoreIdentity *identity = identityPtr();
if(!identity) {
qWarning() << "Invalid identity configures, ignoring connect request!";
return;
}
+
+ // cleaning up old quit reason
+ _quitReason.clear();
+
// use a random server?
if(useRandomServer()) {
_lastUsedServerIndex = qrand() % serverList().size();
} else if(_previousConnectionAttemptFailed) {
// cycle to next server if previous connection attempt failed
displayMsg(Message::Server, BufferInfo::StatusBuffer, "", tr("Connection failed. Cycling to next Server"));
- if(++_lastUsedServerIndex == serverList().size()) {
+ if(++_lastUsedServerIndex >= serverList().size()) {
_lastUsedServerIndex = 0;
}
}
Server server = usedServer();
displayStatusMsg(tr("Connecting to %1:%2...").arg(server.host).arg(server.port));
displayMsg(Message::Server, BufferInfo::StatusBuffer, "", tr("Connecting to %1:%2...").arg(server.host).arg(server.port));
+
+ if(server.useProxy) {
+ QNetworkProxy proxy((QNetworkProxy::ProxyType)server.proxyType, server.proxyHost, server.proxyPort, server.proxyUser, server.proxyPass);
+ socket.setProxy(proxy);
+ } else {
+ socket.setProxy(QNetworkProxy::NoProxy);
+ }
+
+#ifdef HAVE_SSL
+ socket.setProtocol((QSsl::SslProtocol)server.sslVersion);
+ if(server.useSsl) {
+ CoreIdentity *identity = identityPtr();
+ if(identity) {
+ socket.setLocalCertificate(identity->sslCert());
+ socket.setPrivateKey(identity->sslKey());
+ }
+ socket.connectToHostEncrypted(server.host, server.port);
+ } else {
+ socket.connectToHost(server.host, server.port);
+ }
+#else
socket.connectToHost(server.host, server.port);
+#endif
}
-void CoreNetwork::disconnectFromIrc(bool requested, const QString &reason) {
+void CoreNetwork::disconnectFromIrc(bool requested, const QString &reason, bool withReconnect) {
_quitRequested = requested; // see socketDisconnected();
- _autoReconnectTimer.stop();
- _autoReconnectCount = 0; // prohibiting auto reconnect
- displayMsg(Message::Server, BufferInfo::StatusBuffer, "", tr("Disconnecting."));
- if(socket.state() == QAbstractSocket::UnconnectedState) {
- socketDisconnected();
- } else if(socket.state() < QAbstractSocket::ConnectedState || !requested) {
- // we might be in a state waiting for a timeout...
- // or (!requested) this is a core shutdown...
- // in both cases we don't really care... set a disconnected state
+ if(!withReconnect) {
+ _autoReconnectTimer.stop();
+ _autoReconnectCount = 0; // prohibiting auto reconnect
+ }
+ disablePingTimeout();
+ _msgQueue.clear();
+
+ IrcUser *me_ = me();
+ if(me_) {
+ QString awayMsg;
+ if(me_->isAway())
+ awayMsg = me_->awayMessage();
+ Core::setAwayMessage(userId(), networkId(), awayMsg);
+ Core::setUserModes(userId(), networkId(), me_->userModes());
+ }
+
+ if(reason.isEmpty() && identityPtr())
+ _quitReason = identityPtr()->quitReason();
+ else
+ _quitReason = reason;
+
+ displayMsg(Message::Server, BufferInfo::StatusBuffer, "", tr("Disconnecting. (%1)").arg((!requested && !withReconnect) ? tr("Core Shutdown") : _quitReason));
+ switch(socket.state()) {
+ case QAbstractSocket::ConnectedState:
+ userInputHandler()->issueQuit(_quitReason);
+ if(requested || withReconnect) {
+ // the irc server has 10 seconds to close the socket
+ _socketCloseTimer.start(10000);
+ break;
+ }
+ default:
socket.close();
socketDisconnected();
- } else {
- // quit gracefully if it's user requested quit
- userInputHandler()->issueQuit(reason);
- // the irc server has 10 seconds to close the socket
- _socketCloseTimer.start(10000);
}
}
void CoreNetwork::setChannelParted(const QString &channel) {
removeChannelKey(channel);
_autoWhoQueue.removeAll(channel.toLower());
- _autoWhoInProgress.remove(channel.toLower());
+ _autoWhoPending.remove(channel.toLower());
Core::setChannelPersistent(userId(), networkId(), channel, false);
}
}
bool CoreNetwork::setAutoWhoDone(const QString &channel) {
- if(_autoWhoInProgress.value(channel.toLower(), 0) <= 0)
+ QString chan = channel.toLower();
+ if(_autoWhoPending.value(chan, 0) <= 0)
return false;
- _autoWhoInProgress[channel.toLower()]--;
+ if(--_autoWhoPending[chan] <= 0)
+ _autoWhoPending.remove(chan);
return true;
}
}
}
-void CoreNetwork::socketError(QAbstractSocket::SocketError) {
+void CoreNetwork::socketError(QAbstractSocket::SocketError error) {
+ if(_quitRequested && error == QAbstractSocket::RemoteHostClosedError)
+ return;
+
_previousConnectionAttemptFailed = true;
qWarning() << qPrintable(tr("Could not connect to %1 (%2)").arg(networkName(), socket.errorString()));
emit connectionError(socket.errorString());
- emit displayMsg(Message::Error, BufferInfo::StatusBuffer, "", tr("Connection failure: %1").arg(socket.errorString()));
+ displayMsg(Message::Error, BufferInfo::StatusBuffer, "", tr("Connection failure: %1").arg(socket.errorString()));
emitConnectionError(socket.errorString());
if(socket.state() < QAbstractSocket::ConnectedState) {
socketDisconnected();
}
}
+void CoreNetwork::socketInitialized() {
+ Server server = usedServer();
#ifdef HAVE_SSL
-void CoreNetwork::sslSocketConnected() {
- if(!usedServer().useSsl)
- socketInitialized();
- else
- socket.startClientEncryption();
-}
+ if(server.useSsl && !socket.isEncrypted())
+ return;
#endif
-void CoreNetwork::socketInitialized() {
- Identity *identity = identityPtr();
+ CoreIdentity *identity = identityPtr();
if(!identity) {
qCritical() << "Identity invalid!";
disconnectFromIrc();
}
// TokenBucket to avoid sending too much at once
- _messagesPerSecond = 1;
+ _messageDelay = 2200; // this seems to be a safe value (2.2 seconds delay)
_burstSize = 5;
- _tokenBucket = 5; // init with a full bucket
- _tokenBucketTimer.start(_messagesPerSecond * 1000);
+ _tokenBucket = _burstSize; // init with a full bucket
+ _tokenBucketTimer.start(_messageDelay);
- QString passwd = usedServer().password;
- if(!passwd.isEmpty()) {
- putRawLine(serverEncode(QString("PASS %1").arg(passwd)));
+ if(networkInfo().useSasl) {
+ putRawLine(serverEncode(QString("CAP REQ :sasl")));
+ }
+ if(!server.password.isEmpty()) {
+ putRawLine(serverEncode(QString("PASS %1").arg(server.password)));
}
- putRawLine(serverEncode(QString("NICK :%1").arg(identity->nicks()[0])));
+ QString nick;
+ if(identity->nicks().isEmpty()) {
+ nick = "quassel";
+ qWarning() << "CoreNetwork::socketInitialized(): no nicks supplied for identity Id" << identity->id();
+ } else {
+ nick = identity->nicks()[0];
+ }
+ putRawLine(serverEncode(QString("NICK :%1").arg(nick)));
putRawLine(serverEncode(QString("USER %1 8 * :%2").arg(identity->ident(), identity->realName())));
}
void CoreNetwork::socketDisconnected() {
- _pingTimer.stop();
+ disablePingTimeout();
+ _msgQueue.clear();
+
_autoWhoCycleTimer.stop();
_autoWhoTimer.stop();
_autoWhoQueue.clear();
- _autoWhoInProgress.clear();
+ _autoWhoPending.clear();
_socketCloseTimer.stop();
IrcUser *me_ = me();
if(me_) {
foreach(QString channel, me_->channels())
- emit displayMsg(Message::Quit, BufferInfo::ChannelBuffer, channel, "", me_->hostmask());
+ displayMsg(Message::Quit, BufferInfo::ChannelBuffer, channel, _quitReason, me_->hostmask());
}
setConnected(false);
emit disconnected(networkId());
if(_quitRequested) {
+ _quitRequested = false;
setConnectionState(Network::Disconnected);
Core::setNetworkConnected(userId(), networkId(), false);
} else if(_autoReconnectCount != 0) {
setConnectionState(Network::Reconnecting);
- if(_autoReconnectCount == autoReconnectRetries())
+ if(_autoReconnectCount == -1 || _autoReconnectCount == autoReconnectRetries())
doAutoReconnect(); // first try is immediate
else
_autoReconnectTimer.start();
void CoreNetwork::networkInitialized() {
setConnectionState(Network::Initialized);
setConnected(true);
+ _quitRequested = false;
if(useAutoReconnect()) {
// reset counter
- _autoReconnectCount = autoReconnectRetries();
+ _autoReconnectCount = unlimitedReconnectRetries() ? -1 : autoReconnectRetries();
+ }
+
+ // restore away state
+ QString awayMsg = Core::awayMessage(userId(), networkId());
+ if(!awayMsg.isEmpty())
+ userInputHandler()->handleAway(BufferInfo(), Core::awayMessage(userId(), networkId()));
+
+ // restore old user modes if server default mode is set.
+ IrcUser *me_ = me();
+ if(me_) {
+ if(!me_->userModes().isEmpty()) {
+ restoreUserModes();
+ } else {
+ connect(me_, SIGNAL(userModesSet(QString)), this, SLOT(restoreUserModes()));
+ connect(me_, SIGNAL(userModesAdded(QString)), this, SLOT(restoreUserModes()));
+ }
}
sendPerform();
- _pingTimer.start();
+ enablePingTimeout();
- if(_autoWhoEnabled) {
+ if(networkConfig()->autoWhoEnabled()) {
_autoWhoCycleTimer.start();
_autoWhoTimer.start();
startAutoWhoCycle(); // FIXME wait for autojoin to be completed
}
// rejoin channels we've been in
- QStringList channels, keys;
- foreach(QString chan, persistentChannels()) {
- QString key = channelKey(chan);
- if(!key.isEmpty()) {
- channels.prepend(chan);
- keys.prepend(key);
- } else {
- channels.append(chan);
+ if(rejoinChannels()) {
+ QStringList channels, keys;
+ foreach(QString chan, coreSession()->persistentChannels(networkId()).keys()) {
+ QString key = channelKey(chan);
+ if(!key.isEmpty()) {
+ channels.prepend(chan);
+ keys.prepend(key);
+ } else {
+ channels.append(chan);
+ }
}
+ QString joinString = QString("%1 %2").arg(channels.join(",")).arg(keys.join(",")).trimmed();
+ if(!joinString.isEmpty())
+ userInputHandler()->handleJoin(statusBuf, joinString);
}
- QString joinString = QString("%1 %2").arg(channels.join(",")).arg(keys.join(",")).trimmed();
- if(!joinString.isEmpty())
- userInputHandler()->handleJoin(statusBuf, joinString);
+}
+
+void CoreNetwork::restoreUserModes() {
+ IrcUser *me_ = me();
+ Q_ASSERT(me_);
+
+ disconnect(me_, SIGNAL(userModesSet(QString)), this, SLOT(restoreUserModes()));
+ disconnect(me_, SIGNAL(userModesAdded(QString)), this, SLOT(restoreUserModes()));
+
+ QString removeModes;
+ QString addModes = Core::userModes(userId(), networkId());
+ QString currentModes = me_->userModes();
+
+ removeModes = currentModes;
+ removeModes.remove(QRegExp(QString("[%1]").arg(addModes)));
+ addModes.remove(QRegExp(QString("[%1]").arg(currentModes)));
+
+ removeModes = QString("%1 -%2").arg(me_->nick(), removeModes);
+ addModes = QString("%1 +%2").arg(me_->nick(), addModes);
+ userInputHandler()->handleMode(BufferInfo(), removeModes);
+ userInputHandler()->handleMode(BufferInfo(), addModes);
}
void CoreNetwork::setUseAutoReconnect(bool use) {
qWarning() << "CoreNetwork::doAutoReconnect(): Cannot reconnect while not being disconnected!";
return;
}
- if(_autoReconnectCount > 0)
- _autoReconnectCount--;
+ if(_autoReconnectCount > 0 || _autoReconnectCount == -1)
+ _autoReconnectCount--; // -2 means we delay the next reconnect
connectToIrc(true);
}
void CoreNetwork::sendPing() {
- userInputHandler()->handlePing(BufferInfo(), QString());
+ uint now = QDateTime::currentDateTime().toTime_t();
+ if(_pingCount != 0) {
+ qDebug() << "UserId:" << userId() << "Network:" << networkName() << "missed" << _pingCount << "pings."
+ << "BA:" << socket.bytesAvailable() << "BTW:" << socket.bytesToWrite();
+ }
+ if((int)_pingCount >= networkConfig()->maxPingCount() && now - _lastPingTime <= (uint)(_pingTimer.interval() / 1000) + 1) {
+ // the second check compares the actual elapsed time since the last ping and the pingTimer interval
+ // if the interval is shorter then the actual elapsed time it means that this thread was somehow blocked
+ // and unable to even handle a ping answer. So we ignore those misses.
+ disconnectFromIrc(false, QString("No Ping reply in %1 seconds.").arg(_pingCount * _pingTimer.interval() / 1000), true /* withReconnect */);
+ } else {
+ _lastPingTime = now;
+ _pingCount++;
+ userInputHandler()->handlePing(BufferInfo(), QString());
+ }
}
-void CoreNetwork::sendAutoWho() {
- while(!_autoWhoQueue.isEmpty()) {
- QString chan = _autoWhoQueue.takeFirst();
- IrcChannel *ircchan = ircChannel(chan);
- if(!ircchan) continue;
- if(_autoWhoNickLimit > 0 && ircchan->ircUsers().count() > _autoWhoNickLimit) continue;
- _autoWhoInProgress[chan]++;
- putRawLine("WHO " + serverEncode(chan));
- if(_autoWhoQueue.isEmpty() && _autoWhoEnabled && !_autoWhoCycleTimer.isActive()) {
- // Timer was stopped, means a new cycle is due immediately
- _autoWhoCycleTimer.start();
- startAutoWhoCycle();
- }
- break;
+void CoreNetwork::enablePingTimeout(bool enable) {
+ if(!enable)
+ disablePingTimeout();
+ else {
+ resetPingTimeout();
+ if(networkConfig()->pingTimeoutEnabled())
+ _pingTimer.start();
}
}
+void CoreNetwork::disablePingTimeout() {
+ _pingTimer.stop();
+ resetPingTimeout();
+}
+
+void CoreNetwork::setPingInterval(int interval) {
+ _pingTimer.setInterval(interval * 1000);
+}
+
+/******** AutoWHO ********/
+
void CoreNetwork::startAutoWhoCycle() {
if(!_autoWhoQueue.isEmpty()) {
_autoWhoCycleTimer.stop();
_autoWhoQueue = channels();
}
+void CoreNetwork::setAutoWhoDelay(int delay) {
+ _autoWhoTimer.setInterval(delay * 1000);
+}
+
+void CoreNetwork::setAutoWhoInterval(int interval) {
+ _autoWhoCycleTimer.setInterval(interval * 1000);
+}
+
+void CoreNetwork::setAutoWhoEnabled(bool enabled) {
+ if(enabled && isConnected() && !_autoWhoTimer.isActive())
+ _autoWhoTimer.start();
+ else if(!enabled) {
+ _autoWhoTimer.stop();
+ _autoWhoCycleTimer.stop();
+ }
+}
+
+void CoreNetwork::sendAutoWho() {
+ // Don't send autowho if there are still some pending
+ if(_autoWhoPending.count())
+ return;
+
+ while(!_autoWhoQueue.isEmpty()) {
+ QString chan = _autoWhoQueue.takeFirst();
+ IrcChannel *ircchan = ircChannel(chan);
+ if(!ircchan) continue;
+ if(networkConfig()->autoWhoNickLimit() > 0 && ircchan->ircUsers().count() >= networkConfig()->autoWhoNickLimit())
+ continue;
+ _autoWhoPending[chan]++;
+ putRawLine("WHO " + serverEncode(chan));
+ break;
+ }
+ if(_autoWhoQueue.isEmpty() && networkConfig()->autoWhoEnabled() && !_autoWhoCycleTimer.isActive()) {
+ // Timer was stopped, means a new cycle is due immediately
+ _autoWhoCycleTimer.start();
+ startAutoWhoCycle();
+ }
+}
+
#ifdef HAVE_SSL
void CoreNetwork::sslErrors(const QList<QSslError> &sslErrors) {
Q_UNUSED(sslErrors)
socket.ignoreSslErrors();
- /* TODO errorhandling
- QVariantMap errmsg;
- QVariantList errnums;
- foreach(QSslError err, errors) errnums << err.error();
- errmsg["SslErrors"] = errnums;
- errmsg["SslCert"] = socket.peerCertificate().toPem();
- errmsg["PeerAddress"] = socket.peerAddress().toString();
- errmsg["PeerPort"] = socket.peerPort();
- errmsg["PeerName"] = socket.peerName();
- emit sslErrors(errmsg);
- disconnectFromIrc();
- */
+ // TODO errorhandling
}
#endif // HAVE_SSL
_tokenBucket--;
}
+Network::Server CoreNetwork::usedServer() const {
+ if(_lastUsedServerIndex < serverList().count())
+ return serverList()[_lastUsedServerIndex];
+
+ if(!serverList().isEmpty())
+ return serverList()[0];
+
+ return Network::Server();
+}
+
void CoreNetwork::requestConnect() const {
if(connectionState() != Disconnected) {
qWarning() << "Requesting connect while already being connected!";
return;
}
- Network::requestConnect();
+ QMetaObject::invokeMethod(const_cast<CoreNetwork *>(this), "connectToIrc", Qt::QueuedConnection);
}
void CoreNetwork::requestDisconnect() const {
}
void CoreNetwork::requestSetNetworkInfo(const NetworkInfo &info) {
+ Network::Server currentServer = usedServer();
setNetworkInfo(info);
Core::updateNetwork(coreSession()->user(), info);
+
+ // the order of the servers might have changed,
+ // so we try to find the previously used server
+ _lastUsedServerIndex = 0;
+ for(int i = 0; i < serverList().count(); i++) {
+ Network::Server server = serverList()[i];
+ if(server.host == currentServer.host && server.port == currentServer.port) {
+ _lastUsedServerIndex = i;
+ break;
+ }
+ }
}