Method _submit

awscli/s3transfer/copies.py:85–150

:param client: The client associated with the transfer manager :type config: s3transfer.manager.TransferConfig :param config: The transfer config associated with the transfer manager :type osutil: s3transfer.utils.OSUtil :param osutil: The os ut

(
        self, client, config, osutil, request_executor, transfer_future
    )

    ]

    def _submit(
        self, client, config, osutil, request_executor, transfer_future
    ):
        """
        :param client: The client associated with the transfer manager

        :type config: s3transfer.manager.TransferConfig
        :param config: The transfer config associated with the transfer
            manager

        :type osutil: s3transfer.utils.OSUtil
        :param osutil: The os utility associated to the transfer manager

        :type request_executor: s3transfer.futures.BoundedExecutor
        :param request_executor: The request executor associated with the
            transfer manager

        :type transfer_future: s3transfer.futures.TransferFuture
        :param transfer_future: The transfer future associated with the
            transfer request that tasks are being submitted for
        """
        if (
            transfer_future.meta.size is None
            or transfer_future.meta.etag is None
        ):
            # If a size was not provided figure out the size for the
            # user. Note that we will only use the client provided to
            # the TransferManager. If the object is outside of the region
            # of the client, they may have to provide the file size themselves
            # with a completely new client.
            call_args = transfer_future.meta.call_args
            head_object_request = (
                self._get_head_object_request_from_copy_source(
                    call_args.copy_source
                )
            )
            extra_args = call_args.extra_args

            # Map any values that may be used in the head object that is
            # used in the copy object
            for param, value in extra_args.items():
                if param in self.EXTRA_ARGS_TO_HEAD_ARGS_MAPPING:
                    head_object_request[
                        self.EXTRA_ARGS_TO_HEAD_ARGS_MAPPING[param]
                    ] = value

            response = call_args.source_client.head_object(
                **head_object_request
            )
            transfer_future.meta.provide_transfer_size(
                response['ContentLength']
            )
            # Provide an etag to ensure a stored object is not modified
            # during a multipart copy.
            transfer_future.meta.provide_object_etag(response.get('ETag'))

        # If it is greater than threshold do a multipart copy, otherwise
        # do a regular copy object.