107 lines
4.3 KiB
Python
107 lines
4.3 KiB
Python
#
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# Wireshark tests
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# By Gerald Combs <gerald@wireshark.org>
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#
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# Ported from a set of Bash scripts which were copyright 2005 Ulf Lamping
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#
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# SPDX-License-Identifier: GPL-2.0-or-later
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#
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'''Name resolution tests'''
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import os.path
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import shutil
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import subprocess
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from subprocesstest import grep_output
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import pytest
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tf_str = { True: 'TRUE', False: 'FALSE' }
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custom_profile_name = 'Custom Profile'
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@pytest.fixture
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def nameres_setup(program_path, conf_path):
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bundle_path = os.path.join(program_path, 'Wireshark.app', 'Contents', 'MacOS')
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if os.path.isdir(bundle_path):
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# Don't modify our application bundle.
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global_path = None
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else:
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global_path = program_path
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custom_profile_path = os.path.join(conf_path, 'profiles', custom_profile_name)
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os.makedirs(custom_profile_path)
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this_dir = os.path.dirname(__file__)
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hosts_path_pfx = os.path.join(this_dir, 'hosts.')
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if global_path is not None:
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shutil.copyfile(hosts_path_pfx + 'global', os.path.join(global_path, 'hosts'))
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shutil.copyfile(hosts_path_pfx + 'personal', os.path.join(conf_path, 'hosts'))
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shutil.copyfile(hosts_path_pfx + 'custom', os.path.join(custom_profile_path, 'hosts'))
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return global_path is not None
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@pytest.fixture
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def check_name_resolution(cmd_tshark, capture_file, nameres_setup, test_env):
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def check_name_resolution_real(o_net_name, o_external_name_res, custom_profile, grep_str, fail_on_match=False):
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if grep_str.startswith('global') and not nameres_setup:
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pytest.skip('Global name resolution tests would require modifying the application bundle')
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tshark_cmd = (cmd_tshark,
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'-r', capture_file('dns+icmp.pcapng.gz'),
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'-o', 'nameres.network_name: ' + tf_str[o_net_name],
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'-o', 'nameres.use_external_name_resolver: ' + tf_str[o_external_name_res],
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)
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if custom_profile:
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tshark_cmd += ('-C', custom_profile_name)
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proc = subprocess.run(tshark_cmd, check=True, capture_output=True, encoding='utf-8', env=test_env)
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if fail_on_match:
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assert not grep_output(proc.stdout, grep_str)
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else:
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assert grep_output(proc.stdout, grep_str)
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return check_name_resolution_real
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class TestNameResolution:
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def test_name_resolution_net_t_ext_f_hosts_f_global(self, check_name_resolution):
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'''Name resolution, no external, global profile.'''
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# nameres.network_name: True
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# nameres.use_external_name_resolver: False
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# Profile: Default
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check_name_resolution(True, False, False, 'global-8-8-8-8')
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def test_name_resolution_net_t_ext_f_hosts_f_personal(self, check_name_resolution):
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'''Name resolution, no external, personal profile.'''
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# nameres.network_name: True
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# nameres.use_external_name_resolver: False
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# Profile: Default
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check_name_resolution(True, False, False, 'personal-8-8-4-4')
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def test_name_resolution_net_t_ext_f_hosts_f_custom(self, check_name_resolution):
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'''Name resolution, no external, no profile hosts, custom profile.'''
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# nameres.network_name: True
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# nameres_use_external_name_resolver: False
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# Profile: Custom
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check_name_resolution(True, False, True, 'custom-4-2-2-2')
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def test_hosts_any(self, cmd_tshark, capture_file):
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stdout = subprocess.check_output((cmd_tshark,
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'-r', capture_file('dns+icmp.pcapng.gz'),
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'-qz', 'hosts',
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), encoding='utf-8')
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assert '174.137.42.65\twww.wireshark.org' in stdout
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assert 'fe80::6233:4bff:fe13:c558\tCrunch.local' in stdout
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def test_hosts_ipv4(self, cmd_tshark, capture_file):
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stdout = subprocess.check_output((cmd_tshark,
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'-r', capture_file('dns+icmp.pcapng.gz'),
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'-qz', 'hosts,ipv4',
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), encoding='utf-8')
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assert '174.137.42.65\twww.wireshark.org' in stdout
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assert 'fe80::6233:4bff:fe13:c558\tCrunch.local' not in stdout
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def test_hosts_ipv6(self, cmd_tshark, capture_file):
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stdout = subprocess.check_output((cmd_tshark,
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'-r', capture_file('dns+icmp.pcapng.gz'),
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'-qz', 'hosts,ipv6',
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), encoding='utf-8')
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assert '174.137.42.65\twww.wireshark.org' not in stdout
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assert 'fe80::6233:4bff:fe13:c558\tCrunch.local' in stdout
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