void ServerConnection::onReceiveWriteDataRowsResponseHeader()
{
GenericReadResponseHeader responseHeader = *reinterpret_cast<GenericReadResponseHeader*>(_buffer);
if(responseHeader.blockIdentifier != GenericReadResponseHeaderId || responseHeader.blockSize != sizeof(responseHeader))
{
_onError(shared_from_this(), "Bad response from client upon write data rows request");
StopClient();
}
else if(responseHeader.errorCode != NoError)
{
handleError(responseHeader);
_onAwaitingCommand(shared_from_this());
}
else if(responseHeader.dataSize != 0) {
_onError(shared_from_this(), "Client sent unexpected data during write rows action");
StopClient();
} else {
_onAwaitingCommand(shared_from_this());
}
}
void AsyncTask::_error()
{
log::messageln("AsyncTask::_error %d - %s", getObjectID(), typeid(*this).name());
_status = status_failed;
_onFinal(true);
_finalize(true);
_onError();
AsyncTaskEvent ev(ERROR, this);
dispatchEvent(&ev);
}
void ServerConnection::handleError(const GenericReadResponseHeader &header)
{
std::stringstream s;
s << "Client reported \"" << ErrorStr::GetStr(header.errorCode) << '\"';
if(header.dataSize > 0)
{
std::vector<char> message(header.dataSize+1);
boost::asio::read(_socket, boost::asio::buffer(&message[0], header.dataSize));
message[header.dataSize] = 0;
s << " (detailed info: " << &message[0] << ')';
}
_onError(shared_from_this(), s.str());
}
void ServerConnection::onReceiveReadDataRowsResponseHeader()
{
GenericReadResponseHeader responseHeader = *reinterpret_cast<GenericReadResponseHeader*>(_buffer);
if(responseHeader.blockIdentifier != GenericReadResponseHeaderId || responseHeader.blockSize != sizeof(responseHeader))
{
_onError(shared_from_this(), "Bad response from client upon read data rows request");
StopClient();
}
else if(responseHeader.errorCode != NoError)
{
handleError(responseHeader);
_onAwaitingCommand(shared_from_this());
}
else {
prepareBuffer(responseHeader.dataSize);
boost::asio::async_read(_socket, boost::asio::buffer(_buffer, responseHeader.dataSize),
boost::bind(&ServerConnection::onReceiveReadDataRowsResponseData, shared_from_this(), responseHeader.dataSize));
}
}
