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// Copyright (C) 2018-2022 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
/// @file unix_control_socket.h
/// Contains declarations for UNIX control socket communication.
#ifndef UNIX_CONTROL_SOCKET_H
#define UNIX_CONTROL_SOCKET_H
#include <netconf/control_socket.h>
namespace isc {
namespace netconf {
/// @brief Class for control socket communication over UNIX socket.
///
/// This class is the derived class for control socket communication
/// over UNIX sockets.
/// This class implements config-get, config-test and config-set.
class UnixControlSocket : public ControlSocketBase {
public:
/// @brief Constructor.
///
/// @param ctrl_sock The control socket configuration.
UnixControlSocket(CfgControlSocketPtr ctrl_sock);
/// @brief Destructor (does nothing).
virtual ~UnixControlSocket() = default;
/// @brief Get configuration.
///
/// Call config-get over the control socket.
///
/// @param service The target service (ignored).
/// @return The JSON element answer of config-get.
/// @throw ControlSocketError when a communication error occurs.
virtual data::ConstElementPtr configGet(const std::string& service);
/// @brief Test configuration.
///
/// Call config-test over the control socket.
///
/// @param service The target service (ignored).
/// @param config The configuration to test.
/// @return The JSON element answer of config-test.
/// @throw ControlSocketError when a communication error occurs.
virtual data::ConstElementPtr configTest(data::ConstElementPtr config,
const std::string& service);
/// @brief Set configuration.
///
/// Call config-set over the control socket.
///
/// @param config The configuration to set.
/// @param service The target service (ignored).
/// @return The JSON element answer of config-set.
/// @throw ControlSocketError when a communication error occurs.
virtual data::ConstElementPtr configSet(data::ConstElementPtr config,
const std::string& service);
private:
/// @brief Perform the actual communication.
///
/// @note This method is synchronous, i.e. it blocks until it finishes
/// and returns.
///
/// @param command The command to send.
/// @return The answer.
data::ConstElementPtr sendCommand(data::ConstElementPtr command);
}; // UnixControlSocket
/// @brief Type definition for the pointer to the @c UnixControlSocket.
using UnixControlSocketPtr = std::shared_ptr<UnixControlSocket>;
/// @brief Factory template specialization for unix control sockets.
///
/// @param ctrl_sock The control socket configuration.
/// @return A pointer to a unix control socket communication object.
template <> ControlSocketBasePtr
createControlSocket<CfgControlSocket::Type::UNIX>(CfgControlSocketPtr ctrl_sock);
} // namespace netconf
} // namespace isc
#endif // UNIX_CONTROL_SOCKET_H
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