Source code for spinnman.processes.get_tags_process

# Copyright (c) 2015 The University of Manchester
#
# 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
#
#     https://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.

import functools
from spinn_machine.tags import ReverseIPTag, IPTag
from .abstract_multi_connection_process import AbstractMultiConnectionProcess
from spinnman.messages.scp.impl import IPTagGetInfo, IPTagGet


[docs]class GetTagsProcess(AbstractMultiConnectionProcess): __slots__ = [ "_tags", "_tag_info"] def __init__(self, connection_selector): """ :param connection_selector: :type connection_selector: AbstractMultiConnectionProcessConnectionSelector """ super().__init__(connection_selector) self._tag_info = None self._tags = None def __handle_tag_info_response(self, response): self._tag_info = response def __handle_get_tag_response(self, tag, board_address, response): if response.in_use: ip = response.ip_address host = f"{ip[0]}.{ip[1]}.{ip[2]}.{ip[3]}" if response.is_reverse: self._tags[tag] = ReverseIPTag( board_address, tag, response.rx_port, response.spin_chip_x, response.spin_chip_y, response.spin_cpu, response.spin_port) else: self._tags[tag] = IPTag( board_address, response.sdp_header.source_chip_x, response.sdp_header.source_chip_y, tag, host, response.port, response.strip_sdp)
[docs] def get_tags(self, connection): """ :param SCAMPConnection connection: :rtype: list(~spinn_machine.tags.IPTag or ~spinn_machine.tags.ReverseIPTag) """ # Get the tag information, without which we cannot continue self._send_request(IPTagGetInfo( connection.chip_x, connection.chip_y), self.__handle_tag_info_response) self._finish() self.check_for_error() # Get the tags themselves n_tags = self._tag_info.pool_size + self._tag_info.fixed_size self._tags = [None] * n_tags for tag in range(n_tags): self._send_request(IPTagGet( connection.chip_x, connection.chip_y, tag), functools.partial( self.__handle_get_tag_response, tag, connection.remote_ip_address)) self._finish() self.check_for_error() # Return the tags return [tag for tag in self._tags if tag is not None]