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#!/usr/bin/python3
import apt_pkg
import logging
import unittest
import unattended_upgrade
from unattended_upgrade import (
check_changes_for_sanity,
is_allowed_origin,
get_distro_codename,
match_whitelist_string,
UnknownMatcherError,
)
class MockOrigin():
trusted = True
class MockCandidate():
pass
class MockPackage():
pass
class MockCache(dict):
def __iter__(self):
for pkgname in self.keys():
yield self[pkgname]
class MockDepCache():
pass
class TestOriginPatern(unittest.TestCase):
def setUp(self):
pass
def tearDown(self):
pass
def test_match_whitelist_string(self):
origin = self._get_mock_origin(
"OriginUbuntu", "LabelUbuntu", "ArchiveUbuntu",
"archive.ubuntu.com", "main")
# good
s = "o=OriginUbuntu"
self.assertTrue(match_whitelist_string(s, origin))
s = "o=OriginUbuntu,l=LabelUbuntu,a=ArchiveUbuntu," \
"site=archive.ubuntu.com"
self.assertTrue(match_whitelist_string(s, origin))
# bad
s = ""
self.assertFalse(match_whitelist_string(s, origin))
s = "o=something"
self.assertFalse(match_whitelist_string(s, origin))
s = "o=LabelUbuntu,a=no-match"
self.assertFalse(match_whitelist_string(s, origin))
# with escaping
origin = self._get_mock_origin("Google, Inc.", archive="stable")
# good
s = "o=Google\, Inc.,a=stable"
self.assertTrue(match_whitelist_string(s, origin))
def test_match_whitelist_from_conffile(self):
# read some
apt_pkg.config.clear("Unattended-Upgrade")
apt_pkg.read_config_file(
apt_pkg.config, "./data/50unattended-upgrades.Test")
allowed_origins = unattended_upgrade.get_allowed_origins()
#print allowed_origins
self.assertTrue("o=aOrigin,a=aArchive" in allowed_origins)
self.assertTrue("s=aSite,l=aLabel" in allowed_origins)
self.assertTrue("o=Google\, Inc.,suite=stable" in allowed_origins)
def test_macro(self):
codename = get_distro_codename()
s = "a=${distro_codename}"
origin = self._get_mock_origin("Foo", archive=codename)
self.assertTrue(match_whitelist_string(s, origin))
def test_compatiblity(self):
apt_pkg.config.clear("Unattended-Upgrade")
apt_pkg.read_config_file(
apt_pkg.config, "./data/50unattended-upgrades.compat")
allowed_origins = unattended_upgrade.get_allowed_origins()
#print allowed_origins
self.assertTrue("o=Google\, Inc.,a=stable" in allowed_origins)
self.assertTrue("o=MoreCorp\, eink,a=stable" in allowed_origins)
# test whitelist
pkg = self._get_mock_package()
self.assertTrue(is_allowed_origin(pkg.candidate, allowed_origins))
def test_unkown_matcher(self):
apt_pkg.config.clear("Unattended-Upgrade")
s = "xxx=OriginUbuntu"
with self.assertRaises(UnknownMatcherError):
self.assertTrue(match_whitelist_string(s, None))
def test_blacklist(self):
# get the mocks
pkg = self._get_mock_package("linux-image")
cache = self._get_mock_cache()
cache[pkg.name] = pkg
# origins and blacklist
allowed_origins = ["o=Ubuntu"]
blacklist = ["linux-.*"]
# with blacklist pkg
self.assertFalse(
check_changes_for_sanity(cache, allowed_origins, blacklist, [".*"]))
# with "normal" pkg
pkg.name = "apt"
self.assertTrue(
check_changes_for_sanity(cache, allowed_origins, blacklist, [".*"]))
def test_whitelist_with_strict_whitelisting(self):
cache = self._get_mock_cache()
for pkgname in ["not-whitelisted", "whitelisted"]:
pkg = self._get_mock_package(name=pkgname)
cache[pkg.name] = pkg
# origins and blacklist
allowed_origins = ["o=Ubuntu"]
whitelist = ["whitelisted"]
# test with strict whitelist
apt_pkg.config.set(
"Unattended-Upgrade::Package-Whitelist-Strict", "true")
# ensure that a not-whitelisted pkg will fail
self.assertTrue(cache["not-whitelisted"].marked_upgrade)
self.assertFalse(
check_changes_for_sanity(cache, allowed_origins, [], whitelist))
def _get_mock_cache(self):
cache = MockCache()
cache._depcache = MockDepCache()
cache._depcache.broken_count = 0
return cache
def _get_mock_origin(self, aorigin="", label="", archive="",
site="", component=""):
origin = MockOrigin()
origin.origin = aorigin
origin.label = label
origin.archive = archive
origin.site = site
origin.compoent = component
return origin
def _get_mock_package(self, name="foo"):
pkg = MockPackage()
pkg._pkg = MockPackage()
pkg._pkg.selected_state = 0
pkg.name = name
pkg.marked_install = True
pkg.marked_upgrade = True
pkg.marked_delete = False
pkg.candidate = MockCandidate()
pkg.candidate.origins = [self._get_mock_origin("Ubuntu"),
self._get_mock_origin(aorigin="Google, Inc.",
archive="stable")]
pkg.candidate.record = {}
return pkg
def test_match_whitelist_wildcard(self):
origin = self._get_mock_origin(
"OriginUbuntu", "LabelUbuntu", "ArchiveUbuntu",
"archive.ubuntu.com", "main")
# good
s = "o=OriginU*"
self.assertTrue(match_whitelist_string(s, origin))
# bad
s = "o=X*"
self.assertFalse(match_whitelist_string(s, origin))
# good
s = "o=?riginUbunt?"
self.assertTrue(match_whitelist_string(s, origin))
# good
s = "o=*Ubunt?"
self.assertTrue(match_whitelist_string(s, origin))
if __name__ == "__main__":
logging.basicConfig(level=logging.DEBUG)
unittest.main()
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