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# This file is part of cloud-init. See LICENSE file for license information.
from cloudinit import distros
from cloudinit import util
from cloudinit.tests import helpers
import os
import pytest
import shutil
import tempfile
from unittest import mock
unknown_arch_info = {
'arches': ['default'],
'failsafe': {'primary': 'http://fs-primary-default',
'security': 'http://fs-security-default'}
}
package_mirrors = [
{'arches': ['i386', 'amd64'],
'failsafe': {'primary': 'http://fs-primary-intel',
'security': 'http://fs-security-intel'},
'search': {
'primary': ['http://%(ec2_region)s.ec2/',
'http://%(availability_zone)s.clouds/'],
'security': ['http://security-mirror1-intel',
'http://security-mirror2-intel']}},
{'arches': ['armhf', 'armel'],
'failsafe': {'primary': 'http://fs-primary-arm',
'security': 'http://fs-security-arm'}},
unknown_arch_info
]
gpmi = distros._get_package_mirror_info
gapmi = distros._get_arch_package_mirror_info
class TestGenericDistro(helpers.FilesystemMockingTestCase):
def setUp(self):
super(TestGenericDistro, self).setUp()
# Make a temp directoy for tests to use.
self.tmp = tempfile.mkdtemp()
self.addCleanup(shutil.rmtree, self.tmp)
def _write_load_sudoers(self, _user, rules):
cls = distros.fetch("ubuntu")
d = cls("ubuntu", {}, None)
os.makedirs(os.path.join(self.tmp, "etc"))
os.makedirs(os.path.join(self.tmp, "etc", 'sudoers.d'))
self.patchOS(self.tmp)
self.patchUtils(self.tmp)
d.write_sudo_rules("harlowja", rules)
contents = util.load_file(d.ci_sudoers_fn)
return contents
def _count_in(self, lines_look_for, text_content):
found_amount = 0
for e in lines_look_for:
for line in text_content.splitlines():
line = line.strip()
if line == e:
found_amount += 1
return found_amount
def test_sudoers_ensure_rules(self):
rules = 'ALL=(ALL:ALL) ALL'
contents = self._write_load_sudoers('harlowja', rules)
expected = ['harlowja ALL=(ALL:ALL) ALL']
self.assertEqual(len(expected), self._count_in(expected, contents))
not_expected = [
'harlowja A',
'harlowja L',
'harlowja L',
]
self.assertEqual(0, self._count_in(not_expected, contents))
def test_sudoers_ensure_rules_list(self):
rules = [
'ALL=(ALL:ALL) ALL',
'B-ALL=(ALL:ALL) ALL',
'C-ALL=(ALL:ALL) ALL',
]
contents = self._write_load_sudoers('harlowja', rules)
expected = [
'harlowja ALL=(ALL:ALL) ALL',
'harlowja B-ALL=(ALL:ALL) ALL',
'harlowja C-ALL=(ALL:ALL) ALL',
]
self.assertEqual(len(expected), self._count_in(expected, contents))
not_expected = [
'harlowja A',
'harlowja L',
'harlowja L',
]
self.assertEqual(0, self._count_in(not_expected, contents))
def test_sudoers_ensure_new(self):
cls = distros.fetch("ubuntu")
d = cls("ubuntu", {}, None)
self.patchOS(self.tmp)
self.patchUtils(self.tmp)
d.ensure_sudo_dir("/b")
contents = util.load_file("/etc/sudoers")
self.assertIn("includedir /b", contents)
self.assertTrue(os.path.isdir("/b"))
def test_sudoers_ensure_append(self):
cls = distros.fetch("ubuntu")
d = cls("ubuntu", {}, None)
self.patchOS(self.tmp)
self.patchUtils(self.tmp)
util.write_file("/etc/sudoers", "josh, josh\n")
d.ensure_sudo_dir("/b")
contents = util.load_file("/etc/sudoers")
self.assertIn("includedir /b", contents)
self.assertTrue(os.path.isdir("/b"))
self.assertIn("josh", contents)
self.assertEqual(2, contents.count("josh"))
def test_sudoers_ensure_only_one_includedir(self):
cls = distros.fetch("ubuntu")
d = cls("ubuntu", {}, None)
self.patchOS(self.tmp)
self.patchUtils(self.tmp)
for char in ['#', '@']:
util.write_file("/etc/sudoers", "{}includedir /b".format(char))
d.ensure_sudo_dir("/b")
contents = util.load_file("/etc/sudoers")
self.assertIn("includedir /b", contents)
self.assertTrue(os.path.isdir("/b"))
self.assertEqual(1, contents.count("includedir /b"))
def test_arch_package_mirror_info_unknown(self):
"""for an unknown arch, we should get back that with arch 'default'."""
arch_mirrors = gapmi(package_mirrors, arch="unknown")
self.assertEqual(unknown_arch_info, arch_mirrors)
def test_arch_package_mirror_info_known(self):
arch_mirrors = gapmi(package_mirrors, arch="amd64")
self.assertEqual(package_mirrors[0], arch_mirrors)
def test_systemd_in_use(self):
cls = distros.fetch("ubuntu")
d = cls("ubuntu", {}, None)
self.patchOS(self.tmp)
self.patchUtils(self.tmp)
os.makedirs('/run/systemd/system')
self.assertTrue(d.uses_systemd())
def test_systemd_not_in_use(self):
cls = distros.fetch("ubuntu")
d = cls("ubuntu", {}, None)
self.patchOS(self.tmp)
self.patchUtils(self.tmp)
self.assertFalse(d.uses_systemd())
def test_systemd_symlink(self):
cls = distros.fetch("ubuntu")
d = cls("ubuntu", {}, None)
self.patchOS(self.tmp)
self.patchUtils(self.tmp)
os.makedirs('/run/systemd')
os.symlink('/', '/run/systemd/system')
self.assertFalse(d.uses_systemd())
@mock.patch('cloudinit.distros.debian.read_system_locale')
def test_get_locale_ubuntu(self, m_locale):
"""Test ubuntu distro returns locale set to C.UTF-8"""
m_locale.return_value = 'C.UTF-8'
cls = distros.fetch("ubuntu")
d = cls("ubuntu", {}, None)
locale = d.get_locale()
self.assertEqual('C.UTF-8', locale)
def test_get_locale_rhel(self):
"""Test rhel distro returns NotImplementedError exception"""
cls = distros.fetch("rhel")
d = cls("rhel", {}, None)
with self.assertRaises(NotImplementedError):
d.get_locale()
def test_expire_passwd_uses_chpasswd(self):
"""Test ubuntu.expire_passwd uses the passwd command."""
for d_name in ("ubuntu", "rhel"):
cls = distros.fetch(d_name)
d = cls(d_name, {}, None)
with mock.patch("cloudinit.subp.subp") as m_subp:
d.expire_passwd("myuser")
m_subp.assert_called_once_with(["passwd", "--expire", "myuser"])
def test_expire_passwd_freebsd_uses_pw_command(self):
"""Test FreeBSD.expire_passwd uses the pw command."""
cls = distros.fetch("freebsd")
d = cls("freebsd", {}, None)
with mock.patch("cloudinit.subp.subp") as m_subp:
d.expire_passwd("myuser")
m_subp.assert_called_once_with(
["pw", "usermod", "myuser", "-p", "01-Jan-1970"])
class TestGetPackageMirrors:
def return_first(self, mlist):
if not mlist:
return None
return mlist[0]
def return_second(self, mlist):
if not mlist:
return None
return mlist[1] if len(mlist) > 1 else None
def return_none(self, _mlist):
return None
def return_last(self, mlist):
if not mlist:
return None
return(mlist[-1])
@pytest.mark.parametrize(
"allow_ec2_mirror, platform_type, mirrors",
[
(True, "ec2", [
{'primary': 'http://us-east-1.ec2/',
'security': 'http://security-mirror1-intel'},
{'primary': 'http://us-east-1a.clouds/',
'security': 'http://security-mirror2-intel'}
]),
(True, "other", [
{'primary': 'http://us-east-1.ec2/',
'security': 'http://security-mirror1-intel'},
{'primary': 'http://us-east-1a.clouds/',
'security': 'http://security-mirror2-intel'}
]),
(False, "ec2", [
{'primary': 'http://us-east-1.ec2/',
'security': 'http://security-mirror1-intel'},
{'primary': 'http://us-east-1a.clouds/',
'security': 'http://security-mirror2-intel'}
]),
(False, "other", [
{'primary': 'http://us-east-1a.clouds/',
'security': 'http://security-mirror1-intel'},
{'primary': 'http://fs-primary-intel',
'security': 'http://security-mirror2-intel'}
])
])
def test_get_package_mirror_info_az_ec2(self,
allow_ec2_mirror,
platform_type,
mirrors):
flag_path = "cloudinit.distros." \
"ALLOW_EC2_MIRRORS_ON_NON_AWS_INSTANCE_TYPES"
with mock.patch(flag_path, allow_ec2_mirror):
arch_mirrors = gapmi(package_mirrors, arch="amd64")
data_source_mock = mock.Mock(
availability_zone="us-east-1a",
platform_type=platform_type)
results = gpmi(arch_mirrors, data_source=data_source_mock,
mirror_filter=self.return_first)
assert(results == mirrors[0])
results = gpmi(arch_mirrors, data_source=data_source_mock,
mirror_filter=self.return_second)
assert(results == mirrors[1])
results = gpmi(arch_mirrors, data_source=data_source_mock,
mirror_filter=self.return_none)
assert(results == package_mirrors[0]['failsafe'])
def test_get_package_mirror_info_az_non_ec2(self):
arch_mirrors = gapmi(package_mirrors, arch="amd64")
data_source_mock = mock.Mock(availability_zone="nova.cloudvendor")
results = gpmi(arch_mirrors, data_source=data_source_mock,
mirror_filter=self.return_first)
assert(results == {
'primary': 'http://nova.cloudvendor.clouds/',
'security': 'http://security-mirror1-intel'}
)
results = gpmi(arch_mirrors, data_source=data_source_mock,
mirror_filter=self.return_last)
assert(results == {
'primary': 'http://nova.cloudvendor.clouds/',
'security': 'http://security-mirror2-intel'}
)
def test_get_package_mirror_info_none(self):
arch_mirrors = gapmi(package_mirrors, arch="amd64")
data_source_mock = mock.Mock(availability_zone=None)
# because both search entries here replacement based on
# availability-zone, the filter will be called with an empty list and
# failsafe should be taken.
results = gpmi(arch_mirrors, data_source=data_source_mock,
mirror_filter=self.return_first)
assert(results == {
'primary': 'http://fs-primary-intel',
'security': 'http://security-mirror1-intel'}
)
results = gpmi(arch_mirrors, data_source=data_source_mock,
mirror_filter=self.return_last)
assert(results == {
'primary': 'http://fs-primary-intel',
'security': 'http://security-mirror2-intel'}
)
# vi: ts=4 expandtab
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