/**
 *    Copyright (C) 2017 MongoDB Inc.
 *
 *    This program is free software: you can redistribute it and/or  modify
 *    it under the terms of the GNU Affero General Public License, version 3,
 *    as published by the Free Software Foundation.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU Affero General Public License for more details.
 *
 *    You should have received a copy of the GNU Affero General Public License
 *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 *    As a special exception, the copyright holders give permission to link the
 *    code of portions of this program with the OpenSSL library under certain
 *    conditions as described in each individual source file and distribute
 *    linked combinations including the program with the OpenSSL library. You
 *    must comply with the GNU Affero General Public License in all respects for
 *    all of the code used other than as permitted herein. If you modify file(s)
 *    with this exception, you may extend this exception to your version of the
 *    file(s), but you are not obligated to do so. If you do not wish to do so,
 *    delete this exception statement from your version. If you delete this
 *    exception statement from all source files in the program, then also delete
 *    it in the license file.
 */

#include "mongo/platform/basic.h"

#include "mongo/base/init.h"
#include "mongo/db/client.h"
#include "mongo/db/commands.h"
#include "mongo/db/commands/test_commands_enabled.h"
#include "mongo/db/logical_session_cache.h"
#include "mongo/db/logical_session_id_helpers.h"
#include "mongo/db/operation_context.h"

namespace mongo {

namespace {

class RefreshLogicalSessionCacheNowCommand final : public BasicCommand {
    MONGO_DISALLOW_COPYING(RefreshLogicalSessionCacheNowCommand);

public:
    RefreshLogicalSessionCacheNowCommand() : BasicCommand("refreshLogicalSessionCacheNow") {}

    AllowedOnSecondary secondaryAllowed(ServiceContext*) const override {
        return AllowedOnSecondary::kAlways;
    }

    bool adminOnly() const override {
        return false;
    }

    bool supportsWriteConcern(const BSONObj& cmd) const override {
        return false;
    }

    std::string help() const override {
        return "force the logical session cache to refresh. Test command only.";
    }

    bool requiresAuth() const override {
        return false;
    }

    // No auth needed because it only works when enabled via command line.
    Status checkAuthForOperation(OperationContext* opCtx,
                                 const std::string& dbname,
                                 const BSONObj& cmdObj) const override {
        return Status::OK();
    }

    virtual bool run(OperationContext* opCtx,
                     const std::string& db,
                     const BSONObj& cmdObj,
                     BSONObjBuilder& result) override {
        auto cache = LogicalSessionCache::get(opCtx);
        auto client = opCtx->getClient();

        auto res = cache->refreshNow(client);
        uassertStatusOK(res);

        return true;
    }
};

MONGO_REGISTER_TEST_COMMAND(RefreshLogicalSessionCacheNowCommand);

}  // namespace

}  // namespace mongo