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"""Test for certbot_apache._internal.http_01."""
import errno
import sys
from typing import List
import unittest
from unittest import mock
import pytest
from acme import challenges
from certbot import achallenges
from certbot import errors
from certbot.compat import filesystem
from certbot.compat import os
from certbot.tests import acme_util
from certbot_apache._internal.parser import get_aug_path
from certbot_apache._internal.tests import util
NUM_ACHALLS = 3
class ApacheHttp01Test(util.ApacheTest):
"""Test for certbot_apache._internal.http_01.ApacheHttp01."""
def setUp(self, *args, **kwargs): # pylint: disable=arguments-differ
super().setUp(*args, **kwargs)
self.account_key = self.rsa512jwk
self.achalls: List[achallenges.KeyAuthorizationAnnotatedChallenge] = []
vh_truth = util.get_vh_truth(
self.temp_dir, "debian_apache_2_4/multiple_vhosts")
# Takes the vhosts for encryption-example.demo, certbot.demo
# and vhost.in.rootconf
self.vhosts = [vh_truth[0], vh_truth[3], vh_truth[10]]
for i in range(NUM_ACHALLS):
self.achalls.append(
achallenges.KeyAuthorizationAnnotatedChallenge(
challb=acme_util.chall_to_challb(
challenges.HTTP01(token=((chr(ord('a') + i).encode() * 16))),
"pending"),
domain=self.vhosts[i].name, account_key=self.account_key))
modules = ["ssl", "rewrite", "authz_core", "authz_host"]
for mod in modules:
self.config.parser.modules["mod_{0}.c".format(mod)] = None
self.config.parser.modules[mod + "_module"] = None
from certbot_apache._internal.http_01 import ApacheHttp01
self.http = ApacheHttp01(self.config)
def test_empty_perform(self):
assert len(self.http.perform()) == 0
@mock.patch("certbot_apache._internal.configurator.ApacheConfigurator.enable_mod")
def test_enable_modules_apache_2_4(self, mock_enmod):
del self.config.parser.modules["authz_core_module"]
del self.config.parser.modules["mod_authz_host.c"]
enmod_calls = self.common_enable_modules_test(mock_enmod)
assert enmod_calls[0][0][0] == "authz_core"
def common_enable_modules_test(self, mock_enmod):
"""Tests enabling mod_rewrite and other modules."""
del self.config.parser.modules["rewrite_module"]
del self.config.parser.modules["mod_rewrite.c"]
self.http.prepare_http01_modules()
assert mock_enmod.called is True
calls = mock_enmod.call_args_list
other_calls = []
for call in calls:
if call[0][0] != "rewrite":
other_calls.append(call)
# If these lists are equal, we never enabled mod_rewrite
assert calls != other_calls
return other_calls
def test_same_vhost(self):
vhost = next(v for v in self.config.vhosts if v.name == "certbot.demo")
achalls = [
achallenges.KeyAuthorizationAnnotatedChallenge(
challb=acme_util.chall_to_challb(
challenges.HTTP01(token=((b'a' * 16))),
"pending"),
domain=vhost.name, account_key=self.account_key),
achallenges.KeyAuthorizationAnnotatedChallenge(
challb=acme_util.chall_to_challb(
challenges.HTTP01(token=((b'b' * 16))),
"pending"),
domain=next(iter(vhost.aliases)), account_key=self.account_key)
]
self.common_perform_test(achalls, [vhost])
def test_anonymous_vhost(self):
vhosts = [v for v in self.config.vhosts if not v.ssl]
achalls = [
achallenges.KeyAuthorizationAnnotatedChallenge(
challb=acme_util.chall_to_challb(
challenges.HTTP01(token=((b'a' * 16))),
"pending"),
domain="something.nonexistent", account_key=self.account_key)]
self.common_perform_test(achalls, vhosts)
def test_configure_multiple_vhosts(self):
vhosts = [v for v in self.config.vhosts if "duplicate.example.com" in v.get_names()]
assert len(vhosts) == 2
achalls = [
achallenges.KeyAuthorizationAnnotatedChallenge(
challb=acme_util.chall_to_challb(
challenges.HTTP01(token=((b'a' * 16))),
"pending"),
domain="duplicate.example.com", account_key=self.account_key)]
self.common_perform_test(achalls, vhosts)
def test_configure_name_and_blank(self):
domain = "certbot.demo"
vhosts = [v for v in self.config.vhosts if v.name == domain or v.name is None]
achalls = [
achallenges.KeyAuthorizationAnnotatedChallenge(
challb=acme_util.chall_to_challb(
challenges.HTTP01(token=((b'a' * 16))),
"pending"),
domain=domain, account_key=self.account_key),
]
self.common_perform_test(achalls, vhosts)
def test_no_vhost(self):
for achall in self.achalls:
self.http.add_chall(achall)
self.config.config.http01_port = 12345
with pytest.raises(errors.PluginError):
self.http.perform()
def test_perform_1_achall_apache_2_4(self):
self.combinations_perform_test(num_achalls=1, minor_version=4)
def test_perform_2_achall_apache_2_4(self):
self.combinations_perform_test(num_achalls=2, minor_version=4)
def test_perform_3_achall_apache_2_4(self):
self.combinations_perform_test(num_achalls=3, minor_version=4)
def test_activate_disabled_vhost(self):
vhosts = [v for v in self.config.vhosts if v.name == "certbot.demo"]
achalls = [
achallenges.KeyAuthorizationAnnotatedChallenge(
challb=acme_util.chall_to_challb(
challenges.HTTP01(token=((b'a' * 16))),
"pending"),
domain="certbot.demo", account_key=self.account_key)]
vhosts[0].enabled = False
self.common_perform_test(achalls, vhosts)
matches = self.config.parser.find_dir(
"Include", vhosts[0].filep,
get_aug_path(self.config.parser.loc["default"]))
assert len(matches) == 1
def combinations_perform_test(self, num_achalls, minor_version):
"""Test perform with the given achall count and Apache version."""
achalls = self.achalls[:num_achalls]
vhosts = self.vhosts[:num_achalls]
self.config.version = (2, minor_version)
self.common_perform_test(achalls, vhosts)
def common_perform_test(self, achalls, vhosts):
"""Tests perform with the given achalls."""
challenge_dir = self.http.challenge_dir
assert os.path.exists(challenge_dir) is False
for achall in achalls:
self.http.add_chall(achall)
expected_response = [
achall.response(self.account_key) for achall in achalls]
assert self.http.perform() == expected_response
assert os.path.isdir(self.http.challenge_dir) is True
assert filesystem.has_min_permissions(self.http.challenge_dir, 0o755) is True
self._test_challenge_conf()
for achall in achalls:
self._test_challenge_file(achall)
for vhost in vhosts:
matches = self.config.parser.find_dir("Include",
self.http.challenge_conf_pre,
vhost.path)
assert len(matches) == 1
matches = self.config.parser.find_dir("Include",
self.http.challenge_conf_post,
vhost.path)
assert len(matches) == 1
assert os.path.exists(challenge_dir) is True
@mock.patch("certbot_apache._internal.http_01.filesystem.makedirs")
def test_failed_makedirs(self, mock_makedirs):
mock_makedirs.side_effect = OSError(errno.EACCES, "msg")
self.http.add_chall(self.achalls[0])
with pytest.raises(errors.PluginError):
self.http.perform()
def _test_challenge_conf(self):
with open(self.http.challenge_conf_pre) as f:
pre_conf_contents = f.read()
with open(self.http.challenge_conf_post) as f:
post_conf_contents = f.read()
assert "RewriteEngine on" in post_conf_contents
assert "RewriteRule" in pre_conf_contents
assert self.http.challenge_dir in post_conf_contents
assert "Require all granted" in post_conf_contents
def _test_challenge_file(self, achall):
name = os.path.join(self.http.challenge_dir, achall.chall.encode("token"))
validation = achall.validation(self.account_key)
assert filesystem.has_min_permissions(name, 0o644) is True
with open(name, 'rb') as f:
assert f.read() == validation.encode()
if __name__ == "__main__":
sys.exit(pytest.main(sys.argv[1:] + [__file__])) # pragma: no cover
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