void FaceManager::createFace(const Interest& request, ControlParameters& parameters) { const Name& requestName = request.getName(); ndn::nfd::FaceCreateCommand command; if (!validateParameters(command, parameters)) { sendResponse(requestName, 400, "Malformed command"); NFD_LOG_TRACE("invalid control parameters URI"); return; } FaceUri uri; if (!uri.parse(parameters.getUri())) { sendResponse(requestName, 400, "Malformed command"); NFD_LOG_TRACE("failed to parse URI"); return; } if (!uri.isCanonical()) { sendResponse(requestName, 400, "Non-canonical URI"); NFD_LOG_TRACE("received non-canonical URI"); return; } FactoryMap::iterator factory = m_factories.find(uri.getScheme()); if (factory == m_factories.end()) { sendResponse(requestName, 501, "Unsupported protocol"); return; } try { factory->second->createFace(uri, bind(&FaceManager::onCreated, this, requestName, parameters, _1), bind(&FaceManager::onConnectFailed, this, requestName, _1)); } catch (const std::runtime_error& error) { std::string errorMessage = "NFD error: "; errorMessage += error.what(); NFD_LOG_ERROR(errorMessage); sendResponse(requestName, 500, errorMessage); } catch (const std::logic_error& error) { std::string errorMessage = "NFD error: "; errorMessage += error.what(); NFD_LOG_ERROR(errorMessage); sendResponse(requestName, 500, errorMessage); } }
void FaceManager::createFace(const ControlParameters& parameters, const ndn::mgmt::CommandContinuation& done) { FaceUri remoteUri; if (!remoteUri.parse(parameters.getUri())) { NFD_LOG_TRACE("failed to parse remote URI: " << parameters.getUri()); done(ControlResponse(400, "Malformed command")); return; } if (!remoteUri.isCanonical()) { NFD_LOG_TRACE("received non-canonical remote URI: " << remoteUri.toString()); done(ControlResponse(400, "Non-canonical remote URI")); return; } optional<FaceUri> localUri; if (parameters.hasLocalUri()) { localUri = FaceUri{}; if (!localUri->parse(parameters.getLocalUri())) { NFD_LOG_TRACE("failed to parse local URI: " << parameters.getLocalUri()); done(ControlResponse(400, "Malformed command")); return; } if (!localUri->isCanonical()) { NFD_LOG_TRACE("received non-canonical local URI: " << localUri->toString()); done(ControlResponse(400, "Non-canonical local URI")); return; } } face::ProtocolFactory* factory = m_faceSystem.getFactoryByScheme(remoteUri.getScheme()); if (factory == nullptr) { NFD_LOG_TRACE("received create request for unsupported protocol: " << remoteUri.getScheme()); done(ControlResponse(406, "Unsupported protocol")); return; } face::FaceParams faceParams; faceParams.persistency = parameters.getFacePersistency(); if (parameters.hasBaseCongestionMarkingInterval()) { faceParams.baseCongestionMarkingInterval = parameters.getBaseCongestionMarkingInterval(); } if (parameters.hasDefaultCongestionThreshold()) { faceParams.defaultCongestionThreshold = parameters.getDefaultCongestionThreshold(); } if (parameters.hasMtu()) { faceParams.mtu = parameters.getMtu(); } faceParams.wantLocalFields = parameters.hasFlagBit(ndn::nfd::BIT_LOCAL_FIELDS_ENABLED) && parameters.getFlagBit(ndn::nfd::BIT_LOCAL_FIELDS_ENABLED); faceParams.wantLpReliability = parameters.hasFlagBit(ndn::nfd::BIT_LP_RELIABILITY_ENABLED) && parameters.getFlagBit(ndn::nfd::BIT_LP_RELIABILITY_ENABLED); if (parameters.hasFlagBit(ndn::nfd::BIT_CONGESTION_MARKING_ENABLED)) { faceParams.wantCongestionMarking = parameters.getFlagBit(ndn::nfd::BIT_CONGESTION_MARKING_ENABLED); } try { factory->createFace({remoteUri, localUri, faceParams}, [this, parameters, done] (const auto& face) { this->afterCreateFaceSuccess(face, parameters, done); }, [done] (uint32_t status, const std::string& reason) { NFD_LOG_DEBUG("Face creation failed: " << reason); done(ControlResponse(status, reason)); }); } catch (const std::runtime_error& error) { NFD_LOG_ERROR("Face creation failed: " << error.what()); done(ControlResponse(500, "Face creation failed due to internal error")); return; } catch (const std::logic_error& error) { NFD_LOG_ERROR("Face creation failed: " << error.what()); done(ControlResponse(500, "Face creation failed due to internal error")); return; } }