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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 .. import helpers
import os
import shutil
import tempfile
try:
from unittest import mock
except ImportError:
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 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]
def return_none(self, _mlist):
return None
def return_last(self, mlist):
if not mlist:
return None
return(mlist[-1])
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_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_get_package_mirror_info_az_ec2(self):
arch_mirrors = gapmi(package_mirrors, arch="amd64")
data_source_mock = mock.Mock(availability_zone="us-east-1a")
results = gpmi(arch_mirrors, data_source=data_source_mock,
mirror_filter=self.return_first)
self.assertEqual(results,
{'primary': 'http://us-east-1.ec2/',
'security': 'http://security-mirror1-intel'})
results = gpmi(arch_mirrors, data_source=data_source_mock,
mirror_filter=self.return_second)
self.assertEqual(results,
{'primary': 'http://us-east-1a.clouds/',
'security': 'http://security-mirror2-intel'})
results = gpmi(arch_mirrors, data_source=data_source_mock,
mirror_filter=self.return_none)
self.assertEqual(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)
self.assertEqual(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)
self.assertEqual(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)
self.assertEqual(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)
self.assertEqual(results,
{'primary': 'http://fs-primary-intel',
'security': 'http://security-mirror2-intel'})
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())
# vi: ts=4 expandtab
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