#include <QObject>
#include <QIODevice>
#include <QAbstractSocket>
+#include <QHostAddress>
#include <QHash>
#include <QMultiHash>
#include <QList>
#include <QMetaMethod>
#include <QMetaProperty>
#include <QRegExp>
+#ifdef HAVE_SSL
+#include <QSslSocket>
+#endif
#include <QThread>
+#include <QTime>
+#include <QEvent>
+#include <QCoreApplication>
#include "syncableobject.h"
#include "util.h"
-class SignalRelay: public QObject {
+// ==================================================
+// PeerSignalEvent
+// ==================================================
+class PeerSignalEvent : public QEvent {
+public:
+ PeerSignalEvent(SignalProxy *sender, SignalProxy::RequestType requestType, const QVariantList ¶ms) : QEvent(QEvent::Type(SignalProxy::PeerSignal)), sender(sender), requestType(requestType), params(params) {}
+ SignalProxy *sender;
+ SignalProxy::RequestType requestType;
+ QVariantList params;
+};
+class RemovePeerEvent : public QEvent {
+public:
+ RemovePeerEvent(QObject *peer) : QEvent(QEvent::Type(SignalProxy::RemovePeer)), peer(peer) {}
+ QObject *peer;
+};
+
+// ==================================================
+// SIGNALRELAY
+// ==================================================
+class SignalRelay: public QObject {
/* Q_OBJECT is not necessary or even allowed, because we implement
qt_metacall ourselves (and don't use any other features of the meta
object system)
void setSynchronize(bool);
bool synchronize() const;
-
+
int sigCount() const;
-
+
private:
bool isSyncMethod(int i);
-
+
SignalProxy* proxy;
QObject* caller;
QMultiHash<int, QByteArray> sigNames;
proxy->dispatchSignal(SignalProxy::RpcCall, QVariantList() << funcIter.value() << params);
funcIter++;
}
-
+
// dispatch Sync Signal if necessary
QByteArray signature(caller->metaObject()->method(_id).signature());
SyncableObject *syncObject = qobject_cast<SyncableObject *>(caller);
QByteArray signature = syncObject->syncMetaObject()->method(i).signature();
if(!proxy->syncMap(syncObject).contains(signature))
return false;
-
+
if(proxy->proxyMode() == SignalProxy::Server && !signature.contains("Requested"))
return true;
}
sigNames.insert(methodId, fn);
}
-// ====================
-// /SIGNALRELAY
-// ====================
+// ==================================================
+// Peers
+// ==================================================
+void SignalProxy::IODevicePeer::dispatchSignal(const RequestType &requestType, const QVariantList ¶ms) {
+ QVariantList packedFunc;
+ packedFunc << (qint16)requestType
+ << params;
+ dispatchPackedFunc(QVariant(packedFunc));
+}
+
+bool SignalProxy::IODevicePeer::isSecure() const {
+#ifdef HAVE_SSL
+ QSslSocket *sslSocket = qobject_cast<QSslSocket *>(_device);
+ if(sslSocket)
+ return sslSocket->isEncrypted() || sslSocket->localAddress() == QHostAddress::LocalHost || sslSocket->localAddress() == QHostAddress::LocalHostIPv6;
+#endif
+
+ QAbstractSocket *socket = qobject_cast<QAbstractSocket *>(_device);
+ if(socket)
+ return socket->localAddress() == QHostAddress::LocalHost || socket->localAddress() == QHostAddress::LocalHostIPv6;
-// ====================
+ return false;
+}
+
+QString SignalProxy::IODevicePeer::address() const {
+ QAbstractSocket *socket = qobject_cast<QAbstractSocket *>(_device);
+ if(socket)
+ return socket->peerAddress().toString();
+ else
+ return QString();
+}
+
+void SignalProxy::SignalProxyPeer::dispatchSignal(const RequestType &requestType, const QVariantList ¶ms) {
+ Qt::ConnectionType type = QThread::currentThread() == receiver->thread()
+ ? Qt::DirectConnection
+ : Qt::QueuedConnection;
+
+ if(type == Qt::DirectConnection) {
+ receiver->receivePeerSignal(sender, requestType, params);
+ } else {
+ QCoreApplication::postEvent(receiver, new PeerSignalEvent(sender, requestType, params));
+ }
+}
+
+// ==================================================
// SignalProxy
-// ====================
+// ==================================================
SignalProxy::SignalProxy(QObject* parent)
: QObject(parent)
{
setProxyMode(Client);
+ init();
}
SignalProxy::SignalProxy(ProxyMode mode, QObject* parent)
: QObject(parent)
{
setProxyMode(mode);
+ init();
}
SignalProxy::SignalProxy(ProxyMode mode, QIODevice* device, QObject* parent)
{
setProxyMode(mode);
addPeer(device);
-}
+ init();
+}
SignalProxy::~SignalProxy() {
QList<QObject*> senders = _relayHash.keys();
foreach(QObject* sender, senders)
detachObject(sender);
-
- // close peer connections
- foreach(QIODevice *device, _peers.keys()) {
- device->close();
- delete device;
- }
+ removeAllPeers();
}
void SignalProxy::setProxyMode(ProxyMode mode) {
- foreach(QIODevice* peer, _peers.keys()) {
- if(peer->isOpen()) {
- qWarning() << "SignalProxy: Cannot change proxy mode while connected";
+ PeerHash::iterator peer = _peers.begin();
+ while(peer != _peers.end()) {
+ if((*peer)->type() != AbstractPeer::IODevicePeer) {
+ IODevicePeer *ioPeer = static_cast<IODevicePeer *>(*peer);
+ if(ioPeer->isOpen()) {
+ qWarning() << "SignalProxy: Cannot change proxy mode while connected";
+ return;
+ }
+ }
+ if((*peer)->type() != AbstractPeer::SignalProxyPeer) {
+ qWarning() << "SignalProxy: Cannot change proxy mode while connected to another internal SignalProxy";
return;
}
+ peer++;
}
+
_proxyMode = mode;
if(mode == Server)
initServer();
initClient();
}
-SignalProxy::ProxyMode SignalProxy::proxyMode() const {
- return _proxyMode;
+void SignalProxy::init() {
+ connect(&_heartBeatTimer, SIGNAL(timeout()), this, SLOT(sendHeartBeat()));
+ _heartBeatTimer.start(30 * 1000);
+ _secure = false;
+ updateSecureState();
}
void SignalProxy::initServer() {
- disconnect(&_heartBeatTimer, 0, this, 0);
- _heartBeatTimer.stop();
}
void SignalProxy::initClient() {
attachSlot("__objectRenamed__", this, SLOT(objectRenamed(QByteArray, QString, QString)));
- connect(&_heartBeatTimer, SIGNAL(timeout()),
- this, SLOT(sendHeartBeat()));
- _heartBeatTimer.start(60 * 1000); // msecs: one beep per minute
}
bool SignalProxy::addPeer(QIODevice* iodev) {
if(!iodev)
return false;
-
+
if(_peers.contains(iodev))
return true;
return false;
}
- if(!iodev->isOpen())
- qWarning("SignalProxy::the device you passed is not open!");
+ if(!iodev->isOpen()) {
+ qWarning("SignalProxy::addPeer(QIODevice *iodev): iodev needs to be open!");
+ return false;
+ }
connect(iodev, SIGNAL(disconnected()), this, SLOT(removePeerBySender()));
connect(iodev, SIGNAL(readyRead()), this, SLOT(dataAvailable()));
- QAbstractSocket* sock = qobject_cast<QAbstractSocket*>(iodev);
- if(sock) {
- connect(sock, SIGNAL(disconnected()), this, SLOT(removePeerBySender()));
+#ifdef HAVE_SSL
+ QSslSocket *sslSocket = qobject_cast<QSslSocket *>(iodev);
+ if(sslSocket) {
+ connect(iodev, SIGNAL(encrypted()), this, SLOT(updateSecureState()));
}
+#endif
+
+ if(!iodev->parent())
+ iodev->setParent(this);
- _peers[iodev] = peerInfo();
- if(iodev->property("UseCompression").toBool())
- _peers[iodev].usesCompression = true;
+ _peers[iodev] = new IODevicePeer(iodev, iodev->property("UseCompression").toBool());
if(_peers.count() == 1)
emit connected();
+ updateSecureState();
return true;
}
-void SignalProxy::removePeer(QIODevice* iodev) {
+bool SignalProxy::addPeer(SignalProxy* proxy) {
+ if(!proxy)
+ return false;
+
+ if(proxyMode() == proxy->proxyMode()) {
+ qWarning() << "SignalProxy::addPeer(): adding a SignalProxy as peer requires one proxy to be server and one client!";
+ return false;
+ }
+
+ if(_peers.contains(proxy)) {
+ return true;
+ }
+
+ if(proxyMode() == Client && !_peers.isEmpty()) {
+ qWarning("SignalProxy: only one peer allowed in client mode!");
+ return false;
+ }
+
+ _peers[proxy] = new SignalProxyPeer(this, proxy);
+ proxy->addPeer(this);
+
+ if(_peers.count() == 1)
+ emit connected();
+
+ updateSecureState();
+ return true;
+}
+
+void SignalProxy::removeAllPeers() {
+ Q_ASSERT(proxyMode() == Server || _peers.count() <= 1);
+ // wee need to copy that list since we modify it in the loop
+ QList<QObject *> peers = _peers.keys();
+ foreach(QObject *peer, peers) {
+ removePeer(peer);
+ }
+}
+
+void SignalProxy::removePeer(QObject* dev) {
if(_peers.isEmpty()) {
qWarning() << "SignalProxy::removePeer(): No peers in use!";
return;
}
- if(proxyMode() == Server && !iodev) {
- // disconnect all
- QList<QIODevice *> peers = _peers.keys();
- foreach(QIODevice *peer, peers)
- removePeer(peer);
+ Q_ASSERT(dev);
+ if(!_peers.contains(dev)) {
+ qWarning() << "SignalProxy: unknown Peer" << dev;
+ return;
}
- if(proxyMode() != Server && !iodev)
- iodev = _peers.keys().first();
+ AbstractPeer *peer = _peers[dev];
+ _peers.remove(dev);
- Q_ASSERT(iodev);
+ disconnect(dev, 0, this, 0);
+ if(peer->type() == AbstractPeer::IODevicePeer)
+ emit peerRemoved(static_cast<QIODevice *>(dev));
- if(!_peers.contains(iodev)) {
- qWarning() << "SignalProxy: unknown QIODevice" << iodev;
- return;
+ if(peer->type() == AbstractPeer::SignalProxyPeer) {
+ SignalProxy *proxy = static_cast<SignalProxy *>(dev);
+ if(proxy->_peers.contains(this))
+ proxy->removePeer(this);
}
- _peers.remove(iodev);
+ if(dev->parent() == this)
+ dev->deleteLater();
+
+ delete peer;
- disconnect(iodev, 0, this, 0);
- emit peerRemoved(iodev);
+ updateSecureState();
if(_peers.isEmpty())
emit disconnected();
}
void SignalProxy::removePeerBySender() {
- // OK we're brutal here... but since it's a private slot we know what we've got connected to it...
- // this Slot is not triggered by destroyed, so the object is still alive and can be used!
- QIODevice *ioDev = (QIODevice *)(sender());
- removePeer(ioDev);
+ removePeer(sender());
}
void SignalProxy::objectRenamed(const QString &newname, const QString &oldname) {
SyncableObject *syncObject = qobject_cast<SyncableObject *>(sender());
- const QMetaObject *meta = syncObject->metaObject();
+ const QMetaObject *meta = syncObject->syncMetaObject();
const QByteArray className(meta->className());
objectRenamed(className, newname, oldname);
if(proxyMode() == Client)
return;
-
+
QVariantList params;
params << "__objectRenamed__" << className << newname << oldname;
dispatchSignal(RpcCall, params);
void SignalProxy::setSyncMap(SyncableObject *obj) {
const QMetaObject *meta = obj->syncMetaObject();
QHash<QByteArray, int> syncMap;
-
+
QList<int> slotIndexes;
for(int i = 0; i < meta->methodCount(); i++) {
if(meta->method(i).methodType() == QMetaMethod::Slot)
signature = QByteArray(requestSlot.signature());
if(!signature.startsWith("request"))
continue;
-
+
paramsPos = signature.indexOf('(');
if(paramsPos == -1)
continue;
if(receiverId != -1)
receiveMap[i] = receiverId;
}
- _classInfo[meta]->receiveMap = receiveMap;
+ _classInfo[meta]->receiveMap = receiveMap;
}
const QHash<int, int> &SignalProxy::receiveMap(SyncableObject *obj) {
void SignalProxy::synchronize(SyncableObject *obj) {
createClassInfo(obj);
setUpdatedRemotelyId(obj);
-
+
// attaching all the Signals
SignalRelay* relay;
if(_relayHash.contains(obj))
if(proxyMode() == Server) {
connect(obj, SIGNAL(objectRenamed(QString, QString)), this, SLOT(objectRenamed(QString, QString)));
- setInitialized(obj);
+ obj->setInitialized();
+ emit objectInitialized(obj);
} else {
- requestInit(obj);
+ if(obj->isInitialized())
+ emit objectInitialized(obj);
+ else
+ requestInit(obj);
}
}
-void SignalProxy::setInitialized(SyncableObject *obj) {
- obj->setInitialized();
- emit objectInitialized(obj);
-}
-
-bool SignalProxy::isInitialized(SyncableObject *obj) const {
- return obj->isInitialized();
-}
-
void SignalProxy::requestInit(SyncableObject *obj) {
- if(proxyMode() == Server || isInitialized(obj))
+ if(proxyMode() == Server || obj->isInitialized())
return;
QVariantList params;
}
void SignalProxy::detachObject(QObject* obj) {
+ stopSync(static_cast<SyncableObject *>(obj));
detachSignals(obj);
detachSlots(obj);
- stopSync(static_cast<SyncableObject *>(obj));
}
void SignalProxy::detachSignals(QObject* sender) {
}
}
-void SignalProxy::dispatchSignal(QIODevice *receiver, const RequestType &requestType, const QVariantList ¶ms) {
- Q_ASSERT(_peers.contains(receiver));
- QVariantList packedFunc;
- packedFunc << (qint16)requestType;
- packedFunc << params;
- writeDataToDevice(receiver, QVariant(packedFunc), _peers[receiver].usesCompression);
-}
-
void SignalProxy::dispatchSignal(const RequestType &requestType, const QVariantList ¶ms) {
- // yes I know we have a little code duplication here... it's for the sake of performance
- QVariantList packedFunc;
- packedFunc << (qint16)requestType;
- packedFunc << params;
- foreach(QIODevice* dev, _peers.keys()) {
- Q_ASSERT(_peers.contains(dev));
- writeDataToDevice(dev, QVariant(packedFunc), _peers[dev].usesCompression);
+ QVariant packedFunc(QVariantList() << (qint16)requestType << params);
+ PeerHash::iterator peer = _peers.begin();
+ while(peer != _peers.end()) {
+ switch((*peer)->type()) {
+ case AbstractPeer::IODevicePeer:
+ {
+ IODevicePeer *ioPeer = static_cast<IODevicePeer *>(*peer);
+ if(ioPeer->isOpen())
+ ioPeer->dispatchPackedFunc(packedFunc);
+ else
+ QCoreApplication::postEvent(this, new RemovePeerEvent(peer.key()));
+ }
+ break;
+ case AbstractPeer::SignalProxyPeer:
+ (*peer)->dispatchSignal(requestType, params);
+ break;
+ default:
+ Q_ASSERT(false); // there shouldn't be any peers with wrong / unknown type
+ }
+ peer++;
}
}
-void SignalProxy::receivePeerSignal(QIODevice *sender, const QVariant &packedFunc) {
+void SignalProxy::receivePackedFunc(AbstractPeer *sender, const QVariant &packedFunc) {
QVariantList params(packedFunc.toList());
if(params.isEmpty()) {
qWarning() << "SignalProxy::receivePeerSignal(): received incompatible Data:" << packedFunc;
return;
}
-
- int callType = params.takeFirst().value<int>();
- switch(callType) {
+ RequestType requestType = (RequestType)params.takeFirst().value<int>();
+ receivePeerSignal(sender, requestType, params);
+}
+
+void SignalProxy::receivePeerSignal(AbstractPeer *sender, const RequestType &requestType, const QVariantList ¶ms) {
+ switch(requestType) {
case RpcCall:
- if(params.empty()) {
+ if(params.empty())
qWarning() << "SignalProxy::receivePeerSignal(): received empty RPC-Call";
- return;
- } else {
- return handleSignal(params.takeFirst().toByteArray(), params);
- }
+ else
+ handleSignal(params);
+ //handleSignal(params.takeFirst().toByteArray(), params);
+ break;
+
case Sync:
- return handleSync(sender, params);
+ handleSync(sender, params);
+ break;
+
case InitRequest:
- return handleInitRequest(sender, params);
+ handleInitRequest(sender, params);
+ break;
+
case InitData:
- return handleInitData(sender, params);
+ handleInitData(sender, params);
+ break;
+
case HeartBeat:
- return;
+ receiveHeartBeat(sender, params);
+ break;
+
+ case HeartBeatReply:
+ receiveHeartBeatReply(sender, params);
+ break;
+
default:
- qWarning() << "SignalProxy::receivePeerSignal(): received undefined CallType" << callType << params;
+ qWarning() << "SignalProxy::receivePeerSignal(): received undefined CallType" << requestType << params;
+ }
+}
+
+void SignalProxy::receivePeerSignal(SignalProxy *sender, const RequestType &requestType, const QVariantList ¶ms) {
+ if(!_peers.contains(sender)) {
+ // we output only the pointer value. otherwise Qt would try to pretty print. As the object might already been destroyed, this is not a good idea.
+ qWarning() << "SignalProxy::receivePeerSignal(): received Signal from unknown Proxy" << reinterpret_cast<void *>(sender);
return;
}
+ receivePeerSignal(_peers[sender], requestType, params);
}
-void SignalProxy::handleSync(QIODevice *sender, QVariantList params) {
+void SignalProxy::handleSync(AbstractPeer *sender, QVariantList params) {
if(params.count() < 3) {
qWarning() << "received invalid Sync call" << params;
return;
}
-
+
QByteArray className = params.takeFirst().toByteArray();
QString objectName = params.takeFirst().toString();
QByteArray signal = params.takeFirst().toByteArray();
if(argTypes(receiver, receiverId).count() > 1)
returnParams << params;
returnParams << returnValue;
- dispatchSignal(sender, Sync, returnParams);
+ sender->dispatchSignal(Sync, returnParams);
}
-
+
// send emit update signal
invokeSlot(receiver, updatedRemotelyId(receiver));
}
-void SignalProxy::handleInitRequest(QIODevice *sender, const QVariantList ¶ms) {
+void SignalProxy::handleInitRequest(AbstractPeer *sender, const QVariantList ¶ms) {
if(params.count() != 2) {
qWarning() << "SignalProxy::handleInitRequest() received initRequest with invalid param Count:"
<< params;
return;
}
-
+
QByteArray className(params[0].toByteArray());
QString objectName(params[1].toString());
-
+
if(!_syncSlave.contains(className)) {
qWarning() << "SignalProxy::handleInitRequest() received initRequest for unregistered Class:"
<< className;
<< className << objectName;
return;
}
-
+
SyncableObject *obj = _syncSlave[className][objectName];
QVariantList params_;
<< objectName
<< initData(obj);
- dispatchSignal(sender, InitData, params_);
+ sender->dispatchSignal(InitData, params_);
}
-void SignalProxy::handleInitData(QIODevice *sender, const QVariantList ¶ms) {
+void SignalProxy::handleInitData(AbstractPeer *sender, const QVariantList ¶ms) {
Q_UNUSED(sender)
if(params.count() != 3) {
qWarning() << "SignalProxy::handleInitData() received initData with invalid param Count:"
<< params;
return;
}
-
+
QByteArray className(params[0].toByteArray());
QString objectName(params[1].toString());
QVariantMap propertyMap(params[2].toMap());
setInitData(obj, propertyMap);
}
-void SignalProxy::handleSignal(const QByteArray &funcName, const QVariantList ¶ms) {
+//void SignalProxy::handleSignal(const QByteArray &funcName, const QVariantList ¶ms) {
+void SignalProxy::handleSignal(const QVariantList &data) {
+ QVariantList params = data;
+ QByteArray funcName = params.takeFirst().toByteArray();
+
QObject* receiver;
int methodId;
SlotHash::const_iterator slot = _attachedSlots.constFind(funcName);
return false;
}
- void *_a[] = {0, // return type...
+ void *_a[] = {0, // return type...
0, 0, 0, 0 , 0, // and 10 args - that's the max size qt can handle with signals and slots
0, 0, 0, 0 , 0};
if(returnValue.type() != QVariant::Invalid)
_a[0] = const_cast<void *>(returnValue.constData());
-
+
Qt::ConnectionType type = QThread::currentThread() == receiver->thread()
? Qt::DirectConnection
: Qt::QueuedConnection;
// note to self: qmetaobject.cpp:990 ff
return false;
}
-
+
}
bool SignalProxy::invokeSlot(QObject *receiver, int methodId, const QVariantList ¶ms) {
void SignalProxy::dataAvailable() {
// yet again. it's a private slot. no need for checks.
QIODevice* ioDev = qobject_cast<QIODevice* >(sender());
- Q_ASSERT(_peers.contains(ioDev));
+ Q_ASSERT(_peers.contains(ioDev) && _peers[ioDev]->type() == AbstractPeer::IODevicePeer);
+ IODevicePeer *peer = static_cast<IODevicePeer *>(_peers[ioDev]);
QVariant var;
- while(readDataFromDevice(ioDev, _peers[ioDev].byteCount, var, _peers[ioDev].usesCompression))
- receivePeerSignal(ioDev, var);
+ while(peer->readData(var))
+ receivePackedFunc(peer, var);
}
void SignalProxy::writeDataToDevice(QIODevice *dev, const QVariant &item, bool compressed) {
QAbstractSocket* sock = qobject_cast<QAbstractSocket*>(dev);
if(!dev->isOpen() || (sock && sock->state()!=QAbstractSocket::ConnectedState)) {
- qWarning("SignalProxy: Can't call on a closed device");
+ qWarning("SignalProxy: Can't call write on a closed device");
return;
}
QDataStream out(&block, QIODevice::WriteOnly);
out.setVersion(QDataStream::Qt_4_2);
out << (quint32)0;
-
+
if(compressed) {
QByteArray rawItem;
QDataStream itemStream(&rawItem, QIODevice::WriteOnly);
itemStream.setVersion(QDataStream::Qt_4_2);
itemStream << item;
- int rawSize = rawItem.size();
rawItem = qCompress(rawItem);
out << rawItem;
- qDebug() << "Sending compressed" << rawItem.size() << "Bytes. (was:" << rawSize << "Bytes)" << dev;
} else {
out << item;
- qDebug() << "Sending uncompressed" << block.size() - sizeof(quint32);
}
out.device()->seek(0);
in >> blockSize;
}
+ if(blockSize > 1 << 22) {
+ disconnectDevice(dev, tr("Client tried to send package larger than max package size!"));
+ return false;
+ }
+
+ if(blockSize == 0) {
+ disconnectDevice(dev, tr("Client tried to send 0 byte package!"));
+ return false;
+ }
+
if(dev->bytesAvailable() < blockSize)
return false;
+ blockSize = 0;
+
if(compressed) {
QByteArray rawItem;
in >> rawItem;
- int rawSize = rawItem.size();
+
+ int nbytes = rawItem.size();
+ if(nbytes <= 4) {
+ const char *data = rawItem.constData();
+ if(nbytes < 4 || (data[0]!=0 || data[1]!=0 || data[2]!=0 || data[3]!=0)) {
+ disconnectDevice(dev, tr("Client sent corrupted compressed data!"));
+ return false;
+ }
+ }
+
rawItem = qUncompress(rawItem);
- qDebug() << "receiving compressed" << rawSize << "Bytes. (uncompressed:" << rawItem.size() << "Bytes)" << dev;
-
+
QDataStream itemStream(&rawItem, QIODevice::ReadOnly);
itemStream.setVersion(QDataStream::Qt_4_2);
itemStream >> item;
} else {
- qDebug() << "receiving uncompressed" << blockSize << "Bytes" << dev;
in >> item;
}
- blockSize = 0;
+ if(!item.isValid()) {
+ disconnectDevice(dev, tr("Client sent corrupt data: unable to load QVariant!"));
+ return false;
+ }
return true;
}
bool SignalProxy::methodsMatch(const QMetaMethod &signal, const QMetaMethod &slot) const {
// if we don't even have the same basename it's a sure NO
- if(methodBaseName(signal) != methodBaseName(slot))
+ QString baseName = methodBaseName(signal);
+ if(baseName != methodBaseName(slot))
return false;
// are the signatures compatible?
return false;
// we take an educated guess if the signals and slots match
- QString signalsuffix = ::methodName(signal).mid(QString(::methodName(signal)).lastIndexOf(QRegExp("[A-Z]"))).toLower();
- QString slotprefix = ::methodName(slot).left(QString(::methodName(slot)).indexOf(QRegExp("[A-Z]"))).toLower();
+ QString signalsuffix = ::methodName(signal);
+ QString slotprefix = ::methodName(slot);
+ if(!baseName.isEmpty()) {
+ signalsuffix = signalsuffix.mid(baseName.count()).toLower();
+ slotprefix = slotprefix.left(slotprefix.count() - baseName.count()).toLower();
+ }
uint sizediff = qAbs(slotprefix.size() - signalsuffix.size());
int ratio = editingDistance(slotprefix, signalsuffix) - sizediff;
+// if(ratio < 2) {
+// qDebug() << Q_FUNC_INFO;
+// qDebug() << methodBaseName(signal) << methodBaseName(slot);
+// qDebug() << signalsuffix << slotprefix << sizediff << ratio;
+// }
return (ratio < 2);
}
}
void SignalProxy::setInitData(SyncableObject *obj, const QVariantMap &properties) {
- if(isInitialized(obj))
+ if(obj->isInitialized())
return;
obj->fromVariantMap(properties);
- setInitialized(obj);
+ obj->setInitialized();
+ emit objectInitialized(obj);
invokeSlot(obj, updatedRemotelyId(obj));
}
void SignalProxy::sendHeartBeat() {
- dispatchSignal(SignalProxy::HeartBeat, QVariantList());
+ QVariantList heartBeatParams;
+ heartBeatParams << QTime::currentTime();
+ PeerHash::iterator peer = _peers.begin();
+ while(peer != _peers.end()) {
+ if((*peer)->type() == AbstractPeer::IODevicePeer) {
+ IODevicePeer *ioPeer = static_cast<IODevicePeer *>(*peer);
+ ioPeer->dispatchSignal(SignalProxy::HeartBeat, heartBeatParams);
+ if(ioPeer->sentHeartBeats > 0) {
+ updateLag(ioPeer, ioPeer->sentHeartBeats * _heartBeatTimer.interval());
+ }
+ if(ioPeer->sentHeartBeats > 1) {
+ qWarning() << "SignalProxy: Disconnecting peer:" << ioPeer->address()
+ << "(didn't receive a heartbeat for over" << ioPeer->sentHeartBeats * _heartBeatTimer.interval() / 1000 << "seconds)";
+ ioPeer->close();
+ } else {
+ ioPeer->sentHeartBeats++;
+ }
+ }
+ peer++;
+ }
+}
+
+void SignalProxy::receiveHeartBeat(AbstractPeer *peer, const QVariantList ¶ms) {
+ peer->dispatchSignal(SignalProxy::HeartBeatReply, params);
+}
+
+void SignalProxy::receiveHeartBeatReply(AbstractPeer *peer, const QVariantList ¶ms) {
+ if(peer->type() != AbstractPeer::IODevicePeer) {
+ qWarning() << "SignalProxy::receiveHeartBeatReply: received heart beat from a non IODevicePeer!";
+ return;
+ }
+
+ IODevicePeer *ioPeer = static_cast<IODevicePeer *>(peer);
+ ioPeer->sentHeartBeats = 0;
+
+ if(params.isEmpty()) {
+ qWarning() << "SignalProxy: received heart beat reply with less params then sent from:" << ioPeer->address();
+ return;
+ }
+
+ QTime sendTime = params[0].value<QTime>();
+ updateLag(ioPeer, sendTime.msecsTo(QTime::currentTime()) / 2);
}
+void SignalProxy::customEvent(QEvent *event) {
+ switch(event->type()) {
+ case PeerSignal:
+ {
+ PeerSignalEvent *e = static_cast<PeerSignalEvent *>(event);
+ receivePeerSignal(e->sender, e->requestType, e->params);
+ }
+ event->accept();
+ break;
+ case RemovePeer:
+ {
+ RemovePeerEvent *e = static_cast<RemovePeerEvent *>(event);
+ removePeer(e->peer);
+ }
+ event->accept();
+ default:
+ return;
+ }
+}
+
+void SignalProxy::disconnectDevice(QIODevice *dev, const QString &reason) {
+ if(!reason.isEmpty())
+ qWarning() << qPrintable(reason);
+ QAbstractSocket *sock = qobject_cast<QAbstractSocket *>(dev);
+ if(sock)
+ qWarning() << qPrintable(tr("Disconnecting")) << qPrintable(sock->peerAddress().toString());
+ dev->close();
+}
+
+void SignalProxy::updateLag(IODevicePeer *peer, int lag) {
+ peer->lag = lag;
+ if(proxyMode() == Client) {
+ emit lagUpdated(lag);
+ }
+}
+
+
void SignalProxy::dumpProxyStats() {
QString mode;
if(proxyMode() == Server)
int slaveCount = 0;
foreach(ObjectId oid, _syncSlave.values())
slaveCount += oid.count();
-
+
qDebug() << this;
qDebug() << " Proxy Mode:" << mode;
qDebug() << "attached sending Objects:" << _relayHash.count();
QHash<QByteArray, int> syncMap_ = syncMap(object);
QHash<QByteArray, int>::const_iterator iter = syncMap_.constBegin();
while(iter != syncMap_.constEnd()) {
- qDebug() << iter.key() << "-->" << iter.value() << meta->method(iter.value()).signature();
+ qDebug() << qPrintable(QString("%1 --> %2 %3").arg(QString(iter.key()), 40).arg(iter.value()).arg(QString(meta->method(iter.value()).signature())));
iter++;
}
-// QHash<int, int> syncMap_ = syncMap(object);
-// QHash<int, int>::const_iterator iter = syncMap_.constBegin();
-// while(iter != syncMap_.constEnd()) {
-// qDebug() << iter.key() << meta->method(iter.key()).signature() << "-->" << iter.value() << meta->method(iter.value()).signature();
-// iter++;
-// }
+}
+
+void SignalProxy::updateSecureState() {
+ bool wasSecure = _secure;
+
+ _secure = !_peers.isEmpty();
+ PeerHash::const_iterator peerIter;
+ for(peerIter = _peers.constBegin(); peerIter != _peers.constEnd(); peerIter++) {
+ _secure &= (*peerIter)->isSecure();
+ }
+
+ if(wasSecure != _secure)
+ emit secureStateChanged(_secure);
}