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// Copyright (C) 2018-2021 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 HA_SERVICE_STATES_H
#define HA_SERVICE_STATES_H
#include <util/state_model.h>
#include <string>
namespace isc {
namespace ha {
/// Backup state.
const int HA_BACKUP_ST = util::StateModel::SM_DERIVED_STATE_MIN + 1;
/// Communication recovery state.
const int HA_COMMUNICATION_RECOVERY_ST = util::StateModel::SM_DERIVED_STATE_MIN + 2;
/// Hot standby state.
const int HA_HOT_STANDBY_ST = util::StateModel::SM_DERIVED_STATE_MIN + 3;
/// Load balancing state.
const int HA_LOAD_BALANCING_ST = util::StateModel::SM_DERIVED_STATE_MIN + 4;
/// In maintenance state.
const int HA_IN_MAINTENANCE_ST = util::StateModel::SM_DERIVED_STATE_MIN + 5;
/// Partner down state.
const int HA_PARTNER_DOWN_ST = util::StateModel::SM_DERIVED_STATE_MIN + 6;
/// Partner in-maintenance state.
const int HA_PARTNER_IN_MAINTENANCE_ST = util::StateModel::SM_DERIVED_STATE_MIN + 7;
/// In passive-backup state with a single active server and backup servers.
const int HA_PASSIVE_BACKUP_ST = util::StateModel::SM_DERIVED_STATE_MIN + 8;
/// Server ready state, i.e. synchronized database, can enable DHCP service.
const int HA_READY_ST = util::StateModel::SM_DERIVED_STATE_MIN + 9;
/// Synchronizing database state.
const int HA_SYNCING_ST = util::StateModel::SM_DERIVED_STATE_MIN + 10;
/// HA service terminated state.
const int HA_TERMINATED_ST = util::StateModel::SM_DERIVED_STATE_MIN + 11;
/// Server waiting state, i.e. waiting for another server to be ready.
const int HA_WAITING_ST = util::StateModel::SM_DERIVED_STATE_MIN + 12;
/// Special state indicating that this server is unable to communicate with
/// the partner.
const int HA_UNAVAILABLE_ST = util::StateModel::SM_DERIVED_STATE_MIN + 1000;
/// @brief Returns state name.
///
/// @param state state identifier for which name should be returned.
///
/// @throw BadValue if the state identifier is unsupported.
std::string stateToString(int state);
/// @brief Returns state for a given name.
///
/// @param state_name name of the state to be returned.
///
/// @throw BadValue if the state name is unsupported.
int stringToState(const std::string& state_name);
} // end of namespace isc::ha
} // end of namespace isc
#endif
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