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#
# Wireshark tests
# By Gerald Combs <gerald@wireshark.org>
#
# Copyright (c) 2019 Dario Lombardo <lomato@gmail.com>
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
'''extcap tests'''
import subprocess
import re
import os
import sys
import pytest
@pytest.fixture
def check_extcap_execution(cmd_extcap, program_path, base_env):
def check_extcap_interface_execution(extcap_name, interface):
''' Check if an extcap runs flawlessly for interface configuration. '''
subprocess.check_call([cmd_extcap(extcap_name), '--extcap-interface',
interface, '--extcap-dlts'], cwd=program_path, env=base_env)
subprocess.check_call([cmd_extcap(extcap_name), '--extcap-interface',
interface, '--extcap-config'], cwd=program_path, env=base_env)
def extcap_get_interfaces(extcap_output):
''' Extract the interface name from extcap. '''
parser = re.compile("{value=(.*?)}")
interfaces = []
for line in extcap_output.splitlines():
if line.startswith('interface '):
interfaces.append(parser.findall(line)[0])
return interfaces
def check_extcap_execution_real(extcap_name, always_present=True):
'''
Check if an extcap runs flawlessly.
always_present: at least one interface is always offered by the extcap.
'''
subprocess.check_call([cmd_extcap(extcap_name), '--help'], cwd=program_path, env=base_env)
extcap_stdout = subprocess.check_output(
[cmd_extcap(extcap_name), '--extcap-interfaces'], cwd=program_path, encoding='utf-8', env=base_env)
interfaces = extcap_get_interfaces(extcap_stdout)
if always_present:
assert len(interfaces) > 0
for interface in interfaces:
check_extcap_interface_execution(extcap_name, interface)
return check_extcap_execution_real
class TestExtcaps:
def test_androiddump(self, check_extcap_execution):
''' extcap interface tests for androiddump '''
check_extcap_execution("androiddump", always_present=False)
def test_ciscodump(self, check_extcap_execution):
''' extcap interface tests for ciscodump '''
check_extcap_execution("ciscodump")
def test_dpauxmon(self, check_extcap_execution):
''' extcap interface tests for dpauxmon '''
if not sys.platform.startswith('linux'):
pytest.skip('dpauxmon available on Linux only')
check_extcap_execution("dpauxmon")
def test_randpktdump(self, check_extcap_execution):
''' extcap interface tests for randpktdump '''
check_extcap_execution("randpktdump")
def test_sdjournal(self, check_extcap_execution):
''' extcap interface tests for sdjournal '''
if not sys.platform.startswith('linux'):
pytest.skip('sdjournal is available on Linux only')
check_extcap_execution("sdjournal")
def test_sshdump(self, check_extcap_execution):
''' extcap interface tests for sshdump '''
check_extcap_execution("sshdump")
def test_wifidump(self, check_extcap_execution):
''' extcap interface tests for wifidump '''
check_extcap_execution("wifidump")
def test_udpdump(self, check_extcap_execution):
''' extcap interface tests for udpdump '''
check_extcap_execution("udpdump")
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