221 lines
7.1 KiB
Python
221 lines
7.1 KiB
Python
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import functools
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import os
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import pytest
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import subprocess
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import testinfra
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import types
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local_host = testinfra.get_host('local://')
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check_output = local_host.check_output
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DEBIAN_VERSION = os.environ.get('DEBIAN_VERSION', 'buster')
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__version__ = None
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dotdot = os.path.abspath(os.path.join(os.path.abspath(__file__), os.pardir, os.pardir))
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with open('{}/VERSION'.format(dotdot), 'r') as v:
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raw_version = v.read().strip()
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__version__ = raw_version.replace('release/', 'release-')
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@pytest.fixture()
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def run_and_stream_command_output():
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def run_and_stream_command_output_inner(command, verbose=False):
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print("Running", command)
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build_env = os.environ.copy()
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build_env['PIHOLE_VERSION'] = __version__
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build_result = subprocess.Popen(command.split(), env=build_env, stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
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bufsize=1, universal_newlines=True)
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if verbose:
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while build_result.poll() is None:
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for line in build_result.stdout:
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print(line, end='')
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build_result.wait()
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if build_result.returncode != 0:
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print(" ::: Error running".format(command))
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print(build_result.stderr)
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return run_and_stream_command_output_inner
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@pytest.fixture()
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def args_volumes():
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return '-v /dev/null:/etc/pihole/adlists.list'
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@pytest.fixture()
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def args_env():
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return '-e ServerIP="127.0.0.1"'
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@pytest.fixture()
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def args(args_volumes, args_env):
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return "{} {}".format(args_volumes, args_env)
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@pytest.fixture()
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def test_args():
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''' test override fixture to provide arguments seperate from our core args '''
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return ''
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def DockerGeneric(request, _test_args, _args, _image, _cmd, _entrypoint):
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#assert 'docker' in check_output('id'), "Are you in the docker group?"
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# Always appended PYTEST arg to tell pihole we're testing
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if 'pihole' in _image and 'PYTEST=1' not in _args:
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_args = '{} -e PYTEST=1'.format(_args)
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docker_run = 'docker run -d -t {args} {test_args} {entry} {image} {cmd}'\
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.format(args=_args, test_args=_test_args, entry=_entrypoint, image=_image, cmd=_cmd)
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# Print a human runable version of the container run command for faster debugging
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print(docker_run.replace('-d -t', '--rm -it').replace('tail -f /dev/null', 'bash'))
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docker_id = check_output(docker_run)
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def teardown():
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check_output("docker logs {}".format(docker_id))
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check_output("docker rm -f {}".format(docker_id))
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request.addfinalizer(teardown)
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docker_container = testinfra.backend.get_backend("docker://" + docker_id, sudo=False)
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docker_container.id = docker_id
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return docker_container
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@pytest.fixture
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def Docker(request, test_args, args, image, cmd, entrypoint):
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''' One-off Docker container run '''
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return DockerGeneric(request, test_args, args, image, cmd, entrypoint)
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@pytest.fixture(scope='module')
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def DockerPersist(request, persist_test_args, persist_args, persist_image, persist_cmd, persist_entrypoint, Dig):
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''' Persistent Docker container for multiple tests, instead of stopping container after one test '''
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''' Uses DUP'd module scoped fixtures because smaller scoped fixtures won't mix with module scope '''
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persistent_container = DockerGeneric(request, persist_test_args, persist_args, persist_image, persist_cmd, persist_entrypoint)
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''' attach a dig conatiner for lookups '''
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persistent_container.dig = Dig(persistent_container.id)
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return persistent_container
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@pytest.fixture
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def entrypoint():
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return ''
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@pytest.fixture(params=['amd64', 'armhf', 'arm64', 'armel', 'i386'])
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def arch(request):
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return request.param
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@pytest.fixture()
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def version():
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return __version__
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@pytest.fixture()
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def debian_version():
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return DEBIAN_VERSION
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@pytest.fixture()
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def tag(version, arch, debian_version):
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return '{}-{}-{}'.format(version, arch, debian_version)
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@pytest.fixture
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def webserver(tag):
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''' TODO: this is obvious without alpine+nginx as the alternative, remove fixture, hard code lighttpd in tests? '''
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return 'lighttpd'
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@pytest.fixture()
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def image(tag):
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image = 'pihole'
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return '{}:{}'.format(image, tag)
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@pytest.fixture()
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def cmd():
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return 'tail -f /dev/null'
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@pytest.fixture(scope='module')
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def persist_arch():
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'''amd64 only, dnsmasq/pihole-FTL(?untested?) will not start under qemu-user-static :('''
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return 'amd64'
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@pytest.fixture(scope='module')
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def persist_version():
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return __version__
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@pytest.fixture(scope='module')
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def persist_debian_version():
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return DEBIAN_VERSION
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@pytest.fixture(scope='module')
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def persist_args_dns():
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return '--dns 127.0.0.1 --dns 1.1.1.1'
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@pytest.fixture(scope='module')
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def persist_args_volumes():
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return '-v /dev/null:/etc/pihole/adlists.list'
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@pytest.fixture(scope='module')
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def persist_args_env():
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return '-e ServerIP="127.0.0.1"'
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@pytest.fixture(scope='module')
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def persist_args(persist_args_volumes, persist_args_env):
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return "{} {}".format(persist_args_volumes, persist_args_env)
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@pytest.fixture(scope='module')
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def persist_test_args():
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''' test override fixture to provide arguments seperate from our core args '''
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return ''
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@pytest.fixture(scope='module')
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def persist_tag(persist_version, persist_arch, persist_debian_version):
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return '{}_{}_{}'.format(persist_version, persist_arch, persist_debian_version)
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@pytest.fixture(scope='module')
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def persist_webserver(persist_tag):
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''' TODO: this is obvious without alpine+nginx as the alternative, remove fixture, hard code lighttpd in tests? '''
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return 'lighttpd'
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@pytest.fixture(scope='module')
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def persist_image(persist_tag):
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image = 'pihole'
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return '{}:{}'.format(image, persist_tag)
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@pytest.fixture(scope='module')
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def persist_cmd():
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return 'tail -f /dev/null'
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@pytest.fixture(scope='module')
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def persist_entrypoint():
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return ''
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@pytest.fixture
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def Slow():
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"""
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Run a slow check, check if the state is correct for `timeout` seconds.
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"""
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import time
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def slow(check, timeout=20):
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timeout_at = time.time() + timeout
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while True:
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try:
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assert check()
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except AssertionError as e:
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if time.time() < timeout_at:
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time.sleep(1)
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else:
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raise e
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else:
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return
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return slow
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@pytest.fixture(scope='module')
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def Dig():
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''' separate container to link to pi-hole and perform lookups '''
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''' a docker pull is faster than running an install of dnsutils '''
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def dig(docker_id):
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args = '--link {}:test_pihole'.format(docker_id)
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image = 'azukiapp/dig'
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cmd = 'tail -f /dev/null'
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dig_container = DockerGeneric(request, '', args, image, cmd, '')
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return dig_container
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return dig
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'''
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Persistent Docker container for testing service post start.sh
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'''
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@pytest.fixture
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def RunningPiHole(DockerPersist, Slow, persist_webserver):
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''' Persist a fully started docker-pi-hole to help speed up subsequent tests '''
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Slow(lambda: DockerPersist.run('pgrep pihole-FTL').rc == 0)
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Slow(lambda: DockerPersist.run('pgrep lighttpd').rc == 0)
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return DockerPersist
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