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106 | // 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/.
#ifndef NETCONF_PROCESS_H
#define NETCONF_PROCESS_H
#include <netconf/netconf.h>
#include <process/d_process.h>
#include <vector><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
namespace isc {
namespace netconf {
/// @brief Kea Netconf Application Process
///
/// NetconfProcess provides top level application logic for the Netconf,
/// a process managing Kea servers using YANG / NETCONF.
///
/// The Netconf receives YANG configuration change events, converts them
/// to JSON commands sent to the respective Kea servers.
class NetconfProcess : public process::DProcessBase {
public:
/// @brief Constructor
///
/// @param name name is a text label for the process. Generally used
/// in log statements, but otherwise arbitrary.
/// @param io_service is the io_service used by the caller for
/// asynchronous event handling.
NetconfProcess(const char* name, const asiolink::IOServicePtr& io_service);
/// @brief Destructor
virtual ~NetconfProcess() = default;
/// @brief Initialize the Netconf process.
///
/// This is invoked by the controller after command line arguments but
/// prior to configuration reception. The base class provides this method
/// as a place to perform any derivation-specific initialization steps
/// that are inappropriate for the constructor but necessary prior to
/// launch.
void init() override final;
/// @brief Implements the process's event loop.
///
/// @throw DProcessBaseError if an operational error is encountered.
void run() override final;
/// @brief Initiates the process's shutdown process.
///
/// This is last step in the shutdown event callback chain, that is
/// intended to notify the process it is to begin its shutdown process.
///
/// @param args an Element set of shutdown arguments (if any) that are
/// supported by the process derivation.
///
/// @return an Element that contains the results of argument processing,
/// consisting of an integer status value (0 means successful,
/// non-zero means failure), and a string explanation of the outcome.
///
/// @throw DProcessBaseError if an operational error is encountered.
isc::data::ConstElementPtr
shutdown(isc::data::ConstElementPtr args) override final;
/// @brief Processes the given configuration.
///
/// This method may be called multiple times during the process lifetime.
/// Certainly once during process startup, and possibly later if the user
/// alters configuration. This method must not throw, it should catch any
/// processing errors and return a success or failure answer as described
/// below.
///
/// @param config_set a new configuration (JSON) for the process
/// @param check_only true if configuration is to be verified only, not applied
/// @return an Element that contains the results of configuration composed
/// of an integer status value (0 means successful, non-zero means failure),
/// and a string explanation of the outcome.
isc::data::ConstElementPtr
configure(isc::data::ConstElementPtr config_set,
bool check_only = false) override final;
/// @brief Returns a pointer to the configuration manager.
NetconfCfgMgrPtr getNetconfCfgMgr();
private:
/// @brief Polls all ready handlers and then runs one handler if none
/// handlers have been executed as a result of polling.
///
/// @return Number of executed handlers.
size_t runIO();
/// @brief Netconf agent.
NetconfAgent agent_;
}; // NetconfProcess
/// @brief Defines a shared pointer to NetconfProcess.
using NetconfProcessPtr = boost::shared_ptr<NetconfProcess>;
} // namespace netconf
} // namespace isc
#endif // NETCONF_PROCESS_H
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