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/**
 *    Copyright (C) 2020-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.
 */

#include "mongo/db/client_metadata_propagation_egress_hook.h"

#include "mongo/db/write_block_bypass.h"
#include "mongo/rpc/metadata/client_metadata.h"
#include "mongo/rpc/metadata/impersonated_user_metadata.h"

namespace mongo {
namespace rpc {

Status ClientMetadataPropagationEgressHook::writeRequestMetadata(OperationContext* opCtx,
                                                                 BSONObjBuilder* metadataBob) {
    if (!opCtx) {
        return Status::OK();
    }

    try {
        writeAuthDataToImpersonatedUserMetadata(opCtx, metadataBob);

        if (auto metadata = ClientMetadata::get(opCtx->getClient())) {
            metadata->writeToMetadata(metadataBob);
        }

        WriteBlockBypass::get(opCtx).writeAsMetadata(metadataBob);

        return Status::OK();
    } catch (...) {
        return exceptionToStatus();
    }
}

Status ClientMetadataPropagationEgressHook::readReplyMetadata(OperationContext* opCtx,
                                                              StringData replySource,
                                                              const BSONObj& metadataObj) {
    return Status::OK();
}

}  // namespace rpc
}  // namespace mongo