FailoverCommon.hpp

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/*
 * Copyright 2014-2016 CyberVision, Inc.
 *
 * 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 FAILOVERCOMMON_HPP_
#define FAILOVERCOMMON_HPP_

#include <cstddef>

namespace kaa {

enum class KaaFailoverReason {
    ALL_BOOTSTRAP_SERVERS_NA,

    NO_OPERATIONS_SERVERS_RECEIVED,

    ALL_OPERATIONS_SERVERS_NA,

    CURRENT_BOOTSTRAP_SERVER_NA,

    CURRENT_OPERATIONS_SERVER_NA,

    NO_CONNECTIVITY,

    ENDPOINT_NOT_REGISTERED,

    CREDENTIALS_REVOKED
};

enum class FailoverStrategyAction {
    NOOP,

    RETRY_CURRENT_SERVER,

    USE_NEXT_BOOTSTRAP_SERVER,

    USE_NEXT_OPERATIONS_SERVER,

    STOP_CLIENT
};

class FailoverStrategyDecision {
public:
    FailoverStrategyDecision(FailoverStrategyAction action, std::size_t retryPeriod = 0)
        : action_(action), retryPeriod_(retryPeriod) {}

    FailoverStrategyAction getAction() const {
        return action_;
    }

    std::size_t getRetryPeriod() const {
        return retryPeriod_;
    }

private:
    FailoverStrategyAction action_;
    std::size_t retryPeriod_ = 0;
};

}

#endif /* FAILOVERCOMMON_HPP_ */