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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef WIFI_EMULATOR_PROTOCOL_H
#define WIFI_EMULATOR_PROTOCOL_H
#include <string>
#include <map>
#include <set>
#include "query.h"
#include "emulator.h"
#include "websocket-server.h"
enum ProtocolVersion {
CONTROL_PROTOCOL_V1 = 1, CONTROL_PROTOCOL_V2 = 2
};
typedef struct ProtocolDetails {
static std::set<std::string> AllowedObjectName;
static std::set<std::string> AllowedFields;
static std::set<std::string> AllowedActions;
// static std::list<std::string> AllowedParameters; // Per action
static std::set<std::string> AllowedFilters;
static std::set<std::string> AllowedOperands; // Per filter
} ProtocolDetails;
class CommunicationProtocol {
public:
CommunicationProtocol (ProtocolVersion version = ProtocolVersion::CONTROL_PROTOCOL_V1);
bool checkFilter (const std::vector<std::string> &filter);
bool checkFields (const std::string &field);
bool checkObjectName (const std::string &objectName);
bool checkParameters (const std::string ¶meter);
bool checkAction (const std::string &action);
std::string evaluateFilters (const std::list<std::vector<std::string>> &filters);
void
processQuery (Server *s, websocketpp::connection_hdl hdl, message_ptr msg, ns3::emulator::Emulator &emulator, Query query);
Query makeReplyQuery (const Query &request, ns3::emulator::Emulator &emulator);
void
timerCallback (ns3::emulator::Emulator &emulator, Server *s, websocketpp::connection_hdl hdl, message_ptr msg, Query query, std::shared_ptr<boost::asio::deadline_timer> subscribeTimer);
private:
ProtocolVersion version;
};
#endif //WIFI_EMULATOR_PROTOCOL_H
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