test/suite_nameres.py

   1 #
   2 # -*- coding: utf-8 -*-
   3 # Wireshark tests
   4 # By Gerald Combs <gerald@wireshark.org>
   5 #
   6 # Ported from a set of Bash scripts which were copyright 2005 Ulf Lamping
   7 #
   8 # SPDX-License-Identifier: GPL-2.0-or-later
   9 #
  10 '''Name resolution tests'''
  11
  12 import os.path
  13 import shutil
  14 import subprocesstest
  15 import fixtures
  16
  17 tf_str = { True: 'TRUE', False: 'FALSE' }
  18
  19 custom_profile_name = 'Custom Profile'
  20
  21 @fixtures.fixture
  22 def nameres_env(test_env, program_path, conf_path):
  23     bundle_path = os.path.join(program_path, 'Wireshark.app', 'Contents', 'MacOS')
  24     if os.path.isdir(bundle_path):
  25         global_path = bundle_path
  26     else:
  27         global_path = program_path
  28     custom_profile_path = os.path.join(conf_path, 'profiles', custom_profile_name)
  29     os.makedirs(custom_profile_path)
  30     this_dir = os.path.dirname(__file__)
  31     hosts_path_pfx = os.path.join(this_dir, 'hosts.')
  32     shutil.copyfile(hosts_path_pfx + 'global', os.path.join(global_path, 'hosts'))
  33     shutil.copyfile(hosts_path_pfx + 'personal', os.path.join(conf_path, 'hosts'))
  34     shutil.copyfile(hosts_path_pfx + 'custom', os.path.join(custom_profile_path, 'hosts'))
  35     return test_env
  36
  37
  38 @fixtures.fixture
  39 def check_name_resolution(cmd_tshark, capture_file, nameres_env):
  40     def check_name_resolution_real(self, o_net_name, o_external_name_res, o_hosts_file, custom_profile, grep_str, fail_on_match=False):
  41         tshark_cmd = (cmd_tshark,
  42             '-r', capture_file('dns+icmp.pcapng.gz'),
  43             '-o', 'nameres.network_name: ' + tf_str[o_net_name],
  44             '-o', 'nameres.use_external_name_resolver: ' + tf_str[o_external_name_res],
  45             '-o', 'nameres.hosts_file_handling: ' + tf_str[o_hosts_file],
  46             )
  47         if custom_profile:
  48             tshark_cmd += ('-C', custom_profile_name)
  49         self.assertRun(tshark_cmd, env=nameres_env)
  50         if fail_on_match:
  51             self.assertFalse(self.grepOutput(grep_str))
  52         else:
  53             self.assertTrue(self.grepOutput(grep_str))
  54     return check_name_resolution_real
  55
  56
  57 @fixtures.mark_usefixtures('test_env')
  58 @fixtures.uses_fixtures
  59 class case_name_resolution(subprocesstest.SubprocessTestCase):
  60
  61     def test_name_resolution_net_t_ext_f_hosts_f_global(self, check_name_resolution):
  62         '''Name resolution, no external, no profile hosts, global profile.'''
  63         # nameres.network_name: True
  64         # nameres.use_external_name_resolver: False
  65         # nameres.hosts_file_handling: False
  66         # Profile: Default
  67         check_name_resolution(self, True, False, False, False, 'global-8-8-8-8')
  68
  69     def test_name_resolution_net_t_ext_f_hosts_f_personal(self, check_name_resolution):
  70         '''Name resolution, no external, no profile hosts, personal profile.'''
  71         # nameres.network_name: True
  72         # nameres.use_external_name_resolver: False
  73         # nameres.hosts_file_handling: False
  74         # Profile: Default
  75         check_name_resolution(self, True, False, False, False, 'personal-8-8-4-4')
  76
  77     def test_name_resolution_net_t_ext_f_hosts_f_custom(self, check_name_resolution):
  78         '''Name resolution, no external, no profile hosts, custom profile.'''
  79         # nameres.network_name: True
  80         # nameres_use_external_name_resolver: False
  81         # nameres.hosts_file_handling: False
  82         # Profile: Custom
  83         check_name_resolution(self, True, False, False, True, 'custom-4-2-2-2')
  84
  85     def test_name_resolution_net_t_ext_f_hosts_t_global(self, check_name_resolution):
  86         '''Name resolution, no external, profile hosts, global profile.'''
  87         # nameres.network_name: True
  88         # nameres.use_external_name_resolver: False
  89         # nameres.hosts_file_handling: True
  90         # Profile: Default
  91         check_name_resolution(self, True, False, True, False, 'global-8-8-8-8', True)
  92
  93     def test_name_resolution_net_t_ext_f_hosts_t_personal(self, check_name_resolution):
  94         '''Name resolution, no external, profile hosts, personal profile.'''
  95         # nameres.network_name: True
  96         # nameres.use_external_name_resolver: False
  97         # nameres.hosts_file_handling: True
  98         # Profile: Default
  99         check_name_resolution(self, True, False, True, False, 'personal-8-8-4-4')
 100
 101     def test_name_resolution_net_t_ext_f_hosts_t_custom(self, check_name_resolution):
 102         '''Name resolution, no external, profile hosts, custom profile.'''
 103         # nameres.network_name: True
 104         # nameres_use_external_name_resolver: False
 105         # nameres.hosts_file_handling: True
 106         # Profile: Custom
 107         check_name_resolution(self, True, False, True, True, 'custom-4-2-2-2')
 108
 109     def test_hosts_any(self, cmd_tshark, capture_file):
 110         self.assertRun((cmd_tshark,
 111                 '-r', capture_file('dns+icmp.pcapng.gz'),
 112                 '-qz', 'hosts',
 113                 ))
 114         self.assertTrue(self.grepOutput('174.137.42.65\twww.wireshark.org'))
 115         self.assertTrue(self.grepOutput('fe80::6233:4bff:fe13:c558\tCrunch.local'))
 116
 117     def test_hosts_ipv4(self, cmd_tshark, capture_file):
 118         self.assertRun((cmd_tshark,
 119                 '-r', capture_file('dns+icmp.pcapng.gz'),
 120                 '-qz', 'hosts,ipv4',
 121                 ))
 122         self.assertTrue(self.grepOutput('174.137.42.65\twww.wireshark.org'))
 123         self.assertFalse(self.grepOutput('fe80::6233:4bff:fe13:c558\tCrunch.local'))
 124
 125     def test_hosts_ipv6(self, cmd_tshark, capture_file):
 126         self.assertRun((cmd_tshark,
 127                 '-r', capture_file('dns+icmp.pcapng.gz'),
 128                 '-qz', 'hosts,ipv6',
 129                 ))
 130         self.assertTrue(self.grepOutput('fe80::6233:4bff:fe13:c558\tCrunch.local'))
 131         self.assertFalse(self.grepOutput('174.137.42.65\twww.wireshark.org'))