void Session_Service::onRemoteObjectComplete(qi::Future<void> future, long requestId) {
qiLogDebug() << "Got metaobject";
boost::recursive_mutex::scoped_lock l(_requestsMutex);
ServiceRequest *sr = serviceRequest(requestId);
if (!sr)
return;
if (future.hasError()) {
sr->promise.setError(future.error());
removeRequest(requestId);
return;
}
{
boost::recursive_mutex::scoped_lock sl(_remoteObjectsMutex);
RemoteObjectMap::iterator it = _remoteObjects.find(sr->name);
if (it != _remoteObjects.end()) {
//another object have been registered before us, return it
//the new socket will be closed when the request is deleted
qiLogVerbose() << "A request for the service " << sr->name << " have been discarded, "
<< "the remoteobject on the service was already available.";
sr->promise.setValue(it->second);
} else {
AnyObject o = makeDynamicAnyObject(sr->remoteObject);
//register the remote object in the cache
addService(sr->name, o);
sr->promise.setValue(o);
sr->remoteObject = 0;
}
}
removeRequest(requestId);
}
void StdMemoryOS::solveRequest(MemRequest *r)
{
if (busy) {
pendingReqs.push_back(r);
} else {
serviceRequest(r);
}
}
void Session_Service::onTransportSocketResult(qi::Future<TransportSocketPtr> value, long requestId) {
qiLogDebug() << "Got transport socket for service";
{
boost::recursive_mutex::scoped_lock sl(_requestsMutex);
ServiceRequest *sr = serviceRequest(requestId);
if (!sr)
return;
if (value.hasError()) {
sr->promise.setError(value.error());
removeRequest(requestId);
return;
}
}
TransportSocketPtr socket = value.value();
// If true, this socket came from the socket cache and has already been identified.
// This typically happens when two services are behind the same endpoint.
// We forge a message that just shows we've authenticated successfully.
if (socket->hasReceivedRemoteCapabilities())
{
Message dummy;
CapabilityMap cm;
cm[AuthProvider::State_Key] = AnyValue::from(AuthProvider::State_Done);
dummy.setType(Message::Type_Reply);
dummy.setFunction(qi::Message::ServerFunction_Authenticate);
dummy.setValue(AnyValue::from(cm), typeOf<CapabilityMap>()->signature());
onAuthentication(TransportSocket::SocketEventData(dummy), requestId, socket, ClientAuthenticatorPtr(new NullClientAuthenticator), SignalSubscriberPtr());
return;
}
ClientAuthenticatorPtr authenticator = _authFactory->newAuthenticator();
CapabilityMap authCaps;
{
CapabilityMap tmp = authenticator->initialAuthData();
for (CapabilityMap::iterator it = tmp.begin(), end = tmp.end(); it != end; ++it)
authCaps[AuthProvider::UserAuthPrefix + it->first] = it->second;
}
SignalSubscriberPtr protSubscriber(new SignalSubscriber);
*protSubscriber = socket->socketEvent.connect(&Session_Service::onAuthentication, this, _1, requestId, socket, authenticator, protSubscriber);
Message msgCapabilities;
msgCapabilities.setFunction(Message::ServerFunction_Authenticate);
msgCapabilities.setService(Message::Service_Server);
msgCapabilities.setType(Message::Type_Call);
TransportSocketPtr sdSocket = _sdClient->socket();
CapabilityMap socketCaps;
if (sdSocket)
{
socketCaps = sdSocket->localCapabilities();
socket->advertiseCapabilities(socketCaps);
}
socketCaps.insert(authCaps.begin(), authCaps.end());
msgCapabilities.setValue(socketCaps, typeOf<CapabilityMap>()->signature());
socket->send(msgCapabilities);
}
void QDSActionPrivate::emitRequest()
{
connectToChannel();
startTimer();
QtopiaServiceRequest serviceRequest(
mServiceInfo.serviceId(),
mServiceInfo.name() + "(QDSActionRequest)" ); // No tr
serviceRequest << QDSActionRequest( mServiceInfo, responseChannel() );
serviceRequest.send();
}
void QDSActionPrivate::emitRequest( const QDSData& requestData,
const QByteArray& auxiliary )
{
connectToChannel();
startTimer();
QtopiaServiceRequest serviceRequest(
mServiceInfo.serviceId(),
mServiceInfo.name() + "(QDSActionRequest)" ); // No tr
serviceRequest << QDSActionRequest( mServiceInfo,
requestData,
responseChannel(),
auxiliary );
serviceRequest.send();
}
void Session_Service::onTransportSocketResult(qi::Future<TransportSocketPtr> value, long requestId) {
qiLogDebug() << "Got transport socket for service";
qi::Future<void> fut;
{
boost::recursive_mutex::scoped_lock sl(_requestsMutex);
ServiceRequest *sr = serviceRequest(requestId);
if (!sr)
return;
if (value.hasError()) {
sr->promise.setError(value.error());
removeRequest(requestId);
return;
}
sr->remoteObject = new qi::RemoteObject(sr->serviceId, value.value());
//ask the remoteObject to fetch the metaObject
fut = sr->remoteObject->fetchMetaObject();
}
fut.connect(&Session_Service::onRemoteObjectComplete, this, _1, requestId);
}
void StdMemoryOS::attemptToEmptyQueue(ulong vaddr, ulong phPage)
{
// attempt a bypass
long vPage = GMemorySystem::calcPage(vaddr);
std::vector<MemRequest *>::iterator it = pendingReqs.begin();
if(it != pendingReqs.end()) {
MemRequest *mm = *it;
long tmpPage = GMemorySystem::calcPage(mm->getVaddr());
if(vPage == tmpPage) {
launchReq(mm, GMemorySystem::calcPAddr(GMemorySystem::calcFullPage(vPage), mm->getVaddr()));
it = pendingReqs.erase(it);
} else
it++ ;
}
// wakeup the next request
if(!pendingReqs.empty()) {
MemRequest *thisReq = pendingReqs.front();
pendingReqs.erase(pendingReqs.begin());
serviceRequest(thisReq);
}
}
// We received a ServiceInfo, and want to establish a connection
void Session_Service::onServiceInfoResult(qi::Future<qi::ServiceInfo> result, long requestId, std::string protocol) {
qiLogDebug() << "Got serviceinfo message";
{
boost::recursive_mutex::scoped_lock sl(_requestsMutex);
ServiceRequest *sr = serviceRequest(requestId);
if (!sr)
return;
if (result.hasError()) {
sr->promise.setError(result.error());
removeRequest(requestId);
return;
}
const qi::ServiceInfo &si = result.value();
sr->serviceId = si.serviceId();
if (_sdClient->isLocal())
{ // Wait! If sd is local, we necessarily have an open socket
// on which service was registered, whose lifetime is bound
// to the service
TransportSocketPtr s = _sdClient->_socketOfService(sr->serviceId);
if (!s) // weird
qiLogVerbose() << "_socketOfService returned 0";
else
{
// check if the socket support that capability
if (s->remoteCapability("ClientServerSocket", false))
{
qiLogVerbose() << "sd is local and service is capable, going through socketOfService";
onTransportSocketResult(qi::Future<TransportSocketPtr>(s), requestId);
return;
}
}
}
//empty serviceInfo
if (!si.endpoints().size()) {
std::stringstream ss;
ss << "No endpoints returned for service:" << sr->name << " (id:" << sr->serviceId << ")";
qiLogVerbose() << ss.str();
sr->promise.setError(ss.str());
removeRequest(requestId);
return;
}
if (protocol != "")
{
std::vector<qi::Url>::const_iterator it = si.endpoints().begin();
for (;
it != si.endpoints().end() && it->protocol() != protocol;
it++)
{
continue;
}
if (it == si.endpoints().end())
{
std::stringstream ss;
ss << "No " << protocol << " endpoint available for service:" << sr->name << " (id:" << sr->serviceId << ")";
qiLogVerbose() << ss.str();
sr->promise.setError(ss.str());
}
}
}
qiLogDebug() << "Requesting socket from cache";
qi::Future<qi::TransportSocketPtr> fut = _socketCache->socket(result.value(), protocol);
fut.connect(&Session_Service::onTransportSocketResult, this, _1, requestId);
}
void Session_Service::onAuthentication(const TransportSocket::SocketEventData& data, long requestId, TransportSocketPtr socket, ClientAuthenticatorPtr auth, SignalSubscriberPtr old)
{
static const std::string cmsig = typeOf<CapabilityMap>()->signature().toString();
boost::recursive_mutex::scoped_lock sl(_requestsMutex);
ServiceRequest *sr = serviceRequest(requestId);
if (!sr)
return;
if (data.which() == TransportSocket::Event_Error)
{
if (old)
socket->socketEvent.disconnect(*old);
sr->promise.setError(boost::get<std::string>(data));
removeRequest(requestId);
return;
}
#if BOOST_VERSION < 105800
const Message& msg = boost::get<const Message&>(data);
#else
const Message& msg = boost::relaxed_get<const Message&>(data);
#endif
int function = msg.function();
bool failure = msg.type() == Message::Type_Error
|| msg.service() != Message::Service_Server
|| function != Message::ServerFunction_Authenticate;
if (failure)
{
if (old)
socket->socketEvent.disconnect(*old);
if (_enforceAuth)
{
std::stringstream error;
if (msg.type() == Message::Type_Error)
error << "Error while authenticating: " << msg.value("s", socket).to<std::string>();
else
error << "Expected a message for function #" << Message::ServerFunction_Authenticate << " (authentication), received a message for function " << function;
sr->promise.setError(error.str());
removeRequest(requestId);
}
else
{
session_service_private::sendCapabilities(socket);
qi::Future<void> metaObjFut;
sr->remoteObject = new qi::RemoteObject(sr->serviceId, socket);
metaObjFut = sr->remoteObject->fetchMetaObject();
metaObjFut.connect(&Session_Service::onRemoteObjectComplete, this, _1, requestId);
}
return;
}
AnyReference cmref = msg.value(typeOf<CapabilityMap>()->signature(), socket);
CapabilityMap authData = cmref.to<CapabilityMap>();
CapabilityMap::iterator authStateIt = authData.find(AuthProvider::State_Key);
cmref.destroy();
if (authStateIt == authData.end() || authStateIt->second.to<unsigned int>() < AuthProvider::State_Error
|| authStateIt->second.to<unsigned int>() > AuthProvider::State_Done)
{
if (old)
socket->socketEvent.disconnect(*old);
std::string error = "Invalid authentication state token.";
sr->promise.setError(error);
removeRequest(requestId);
qiLogInfo() << error;
return;
}
if (authData[AuthProvider::State_Key].to<unsigned int>() == AuthProvider::State_Done)
{
qi::Future<void> metaObjFut;
if (old)
socket->socketEvent.disconnect(*old);
sr->remoteObject = new qi::RemoteObject(sr->serviceId, socket);
//ask the remoteObject to fetch the metaObject
metaObjFut = sr->remoteObject->fetchMetaObject();
metaObjFut.connect(&Session_Service::onRemoteObjectComplete, this, _1, requestId);
return;
}
CapabilityMap nextData = auth->processAuth(authData);
Message authMsg;
authMsg.setService(Message::Service_Server);
authMsg.setType(Message::Type_Call);
authMsg.setValue(nextData, cmsig);
authMsg.setFunction(Message::ServerFunction_Authenticate);
socket->send(authMsg);
}
