unplugged-system/external/openthread/tests/scripts/thread-cert/pktverify/test_info.py

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#!/usr/bin/env python3
#
# Copyright (c) 2019, The OpenThread Authors.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. Neither the name of the copyright holder nor the
# names of its contributors may be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
import json
import os
from typing import Dict
from pktverify.addrs import EthAddr, ExtAddr, Ipv6Addr
class TestInfo(object):
"""
Represents the test information.
"""
def __init__(self, filename):
self.filename = filename
with open(filename, 'rt') as fd:
test_info = json.loads(fd.read())
self.testcase = test_info.get('testcase', '')
self._pcap = test_info.get('pcap', 'current.pcap')
self.topology = self._convert_keys_to_ints(test_info['topology'])
self.extaddrs = {int(k): ExtAddr(v) for k, v in test_info.get('extaddrs', {}).items()}
self.ethaddrs = {int(k): EthAddr(v) for k, v in test_info.get('ethaddrs', {}).items()}
self.ipaddrs = {int(k): [Ipv6Addr(x) for x in l] for k, l in test_info.get('ipaddrs', {}).items()}
self.mleids = {int(k): Ipv6Addr(v) for k, v in test_info.get('mleids', {}).items()}
self.rlocs = {int(k): Ipv6Addr(v) for k, v in test_info.get('rlocs', {}).items()}
self.rloc16s = self._convert_hex_values(self._convert_keys_to_ints(test_info.get('rloc16s', {})))
self.omrs = {int(k): [Ipv6Addr(x) for x in l] for k, l in test_info.get('omrs', {}).items()}
self.duas = {int(k): Ipv6Addr(v) for k, v in test_info.get('duas', {}).items()}
self.extra_vars = test_info.get('extra_vars', {})
self.leader_aloc = Ipv6Addr(test_info.get('leader_aloc')) if 'leader_aloc' in test_info else ''
def __str__(self):
macs = dict(self.extaddrs)
macs.update({k + '_ETH': v for k, v in self.ethaddrs.items()})
macs = ",\n\t".join("%s=%s" % (k, v) for k, v in macs.items())
return "TestInfo<{case}|{pcap}|\n\t{macs}>".format(case=self.testcase, pcap=self._pcap, macs=macs)
@property
def pcap_path(self) -> str:
"""
:return: The path to the Pcap file.
"""
dir = os.path.dirname(self.filename)
return os.path.join(dir, self._pcap)
@staticmethod
def _convert_keys_to_ints(d: Dict[str, any]) -> Dict[int, any]:
return {int(k): v for k, v in d.items()}
@staticmethod
def _convert_hex_values(d: Dict[any, str]) -> Dict[any, int]:
return {k: int(v, 16) for k, v in d.items()}
def get_node_name(self, node_id: int) -> str:
"""
Gets the name of the device.
:param node_id: The device ID.
:return: The name of the device.
"""
return self.topology[node_id].get('name', 'Node%d' % node_id)