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path: root/src/mongo/db/serverless/tenant_split_donor_service.cpp
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/**
 *    Copyright (C) 2021-present MongoDB, Inc.
 *
 *    This program is free software: you can redistribute it and/or modify
 *    it under the terms of the Server Side Public License, version 1,
 *    as published by MongoDB, Inc.
 *
 *    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
 *    Server Side Public License for more details.
 *
 *    You should have received a copy of the Server Side Public License
 *    along with this program. If not, see
 *    <http://www.mongodb.com/licensing/server-side-public-license>.
 *
 *    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 Server Side 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.
 */

#define MONGO_LOGV2_DEFAULT_COMPONENT ::mongo::logv2::LogComponent::kTenantMigration

#include "mongo/db/serverless/tenant_split_donor_service.h"

namespace mongo {

ThreadPool::Limits TenantSplitDonorService::getThreadPoolLimits() const {
    return ThreadPool::Limits();
}

std::shared_ptr<repl::PrimaryOnlyService::Instance> TenantSplitDonorService::constructInstance(
    BSONObj initialState) {
    return std::make_shared<DonorStateMachine>(this, initialState);
}

TenantSplitDonorService::DonorStateMachine::DonorStateMachine(
    const TenantSplitDonorService* donorService, const BSONObj& initialState)
    : repl::PrimaryOnlyService::TypedInstance<DonorStateMachine>(), _donorService(donorService) {}

boost::optional<BSONObj> TenantSplitDonorService::DonorStateMachine::reportForCurrentOp(
    MongoProcessInterface::CurrentOpConnectionsMode connMode,
    MongoProcessInterface::CurrentOpSessionsMode sessionMode) noexcept {

    stdx::lock_guard<Latch> lg(_mutex);
    BSONObjBuilder bob;
    bob.append("desc", "tenant split operation");
    return bob.obj();
}

void TenantSplitDonorService::DonorStateMachine::interrupt(Status status) {}

SemiFuture<void> TenantSplitDonorService::DonorStateMachine::run(
    std::shared_ptr<executor::ScopedTaskExecutor> executor,
    const CancellationToken& token) noexcept {
    return SemiFuture<void>();
}

}  // namespace mongo