/usr/lib/python2.7/dist-packages/nss_cache/update/files_updater_test.py is in nsscache 0.33-3.
This file is owned by root:root, with mode 0o644.
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#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
"""Unit tests for nss_cache/files_updater.py."""
__author__ = ('vasilios@google.com (V Hoffman)',
'jaq@google.com (Jamie Wilkinson)',
'blaedd@google.com (David MacKinnon)')
import os
import shutil
import tempfile
import time
import unittest
import mox
from nss_cache import config
from nss_cache import error
from nss_cache.caches import cache_factory
from nss_cache.caches import files
from nss_cache.maps import automount
from nss_cache.maps import passwd
from nss_cache.sources import source
from nss_cache.sources import zsyncsource
from nss_cache.update import files_updater
class SingleFileUpdaterTest(mox.MoxTestBase):
"""Unit tests for FileMapUpdaterlass."""
def setUp(self):
super(SingleFileUpdaterTest, self).setUp()
self.workdir = tempfile.mkdtemp()
self.workdir2 = tempfile.mkdtemp()
def tearDown(self):
super(SingleFileUpdaterTest, self).tearDown()
shutil.rmtree(self.workdir)
shutil.rmtree(self.workdir2)
def testFullUpdate(self):
original_modify_stamp = time.gmtime(1)
new_modify_stamp = time.gmtime(2)
# Construct a fake source.
def GetFile(map_name, dst_file, current_file, location):
print "GetFile: %s" % dst_file
f = open(dst_file, 'w')
f.write('root:x:0:0:root:/root:/bin/bash\n')
f.close()
os.utime(dst_file, (1, 2))
os.system("ls -al %s" % dst_file)
return dst_file
dst_file = mox.Value()
source_mock = self.mox.CreateMock(source.FileSource)
source_mock.GetFile(config.MAP_PASSWORD,
mox.Remember(dst_file),
current_file=mox.IgnoreArg(),
location=mox.IgnoreArg()
).WithSideEffects(GetFile).AndReturn(dst_file)
# Construct the cache.
cache = files.FilesPasswdMapHandler({'dir': self.workdir2})
map_entry = passwd.PasswdMapEntry({'name': 'foo', 'uid': 10, 'gid': 10})
password_map = passwd.PasswdMap()
password_map.SetModifyTimestamp(new_modify_stamp)
password_map.Add(map_entry)
cache.Write(password_map)
updater = files_updater.FileMapUpdater(config.MAP_PASSWORD,
self.workdir,
{'name': 'files',
'dir': self.workdir2})
updater.WriteModifyTimestamp(original_modify_stamp)
self.mox.ReplayAll()
self.assertEqual(0, updater.UpdateCacheFromSource(cache,
source_mock,
force_write=False,
location=None))
self.assertEqual(new_modify_stamp, updater.GetModifyTimestamp())
self.assertNotEqual(None, updater.GetUpdateTimestamp())
def testFullUpdateOnEmptyCache(self):
"""A full update as above, but the initial cache is empty."""
original_modify_stamp = time.gmtime(1)
new_modify_stamp = time.gmtime(2)
# Construct an updater
self.updater = files_updater.FileMapUpdater(config.MAP_PASSWORD,
self.workdir,
{'name': 'files',
'dir': self.workdir2})
self.updater.WriteModifyTimestamp(original_modify_stamp)
# Construct a cache
cache = files.FilesPasswdMapHandler({'dir': self.workdir2})
def GetFileEffects(map_name, dst_file, current_file, location):
f = open(dst_file, 'w')
f.write('root:x:0:0:root:/root:/bin/bash\n')
f.close()
os.utime(dst_file, (1, 2))
return dst_file
source_mock = self.mox.CreateMock(source.FileSource)
source_mock.GetFile(config.MAP_PASSWORD, mox.IgnoreArg(), mox.IgnoreArg(), location=None).WithSideEffects(GetFileEffects)
#source_mock = MockSource()
self.assertEqual(0, self.updater.UpdateCacheFromSource(cache,
source_mock,
force_write=False,
location=None))
self.assertEqual(new_modify_stamp, self.updater.GetModifyTimestamp())
self.assertNotEqual(None, self.updater.GetUpdateTimestamp())
def testFullUpdateOnEmptySource(self):
"""A full update as above, but instead, the initial source is empty."""
original_modify_stamp = time.gmtime(1)
new_modify_stamp = time.gmtime(2)
# Construct an updater
self.updater = files_updater.FileMapUpdater(config.MAP_PASSWORD,
self.workdir,
{'name': 'files',
'dir': self.workdir2})
self.updater.WriteModifyTimestamp(original_modify_stamp)
# Construct a cache
cache = files.FilesPasswdMapHandler({'dir': self.workdir2})
map_entry = passwd.PasswdMapEntry({'name': 'foo', 'uid': 10, 'gid': 10})
password_map = passwd.PasswdMap()
password_map.SetModifyTimestamp(new_modify_stamp)
password_map.Add(map_entry)
cache.Write(password_map)
source_mock = self.mox.CreateMock(source.FileSource)
source_mock.GetFile(config.MAP_PASSWORD,
mox.IgnoreArg(),
current_file=mox.IgnoreArg(),
location=None).AndReturn(None)
self.mox.ReplayAll()
self.assertRaises(error.EmptyMap,
self.updater.UpdateCacheFromSource,
cache,
source_mock,
force_write=False,
location=None)
self.assertNotEqual(new_modify_stamp, self.updater.GetModifyTimestamp())
self.assertEqual(None, self.updater.GetUpdateTimestamp())
# def disabled_testFullUpdateOnEmptySourceForceWrite(self):
# """A full update as above, but instead, the initial source is empty."""
# original_modify_stamp = time.gmtime(1)
# new_modify_stamp = time.gmtime(2)
# # Construct an updater
# self.updater = files_updater.FileMapUpdater(config.MAP_PASSWORD,
# self.workdir,
# {'name': 'files',
# 'dir': self.workdir2})
# self.updater.WriteModifyTimestamp(original_modify_stamp)
# # Construct a cache
# cache = files.FilesPasswdMapHandler({'dir': self.workdir2})
# map_entry = passwd.PasswdMapEntry({'name': 'foo', 'uid': 10, 'gid': 10})
# password_map = passwd.PasswdMap()
# password_map.SetModifyTimestamp(new_modify_stamp)
# password_map.Add(map_entry)
# cache.Write(password_map)
# class MockSource(pmock.Mock):
# def GetFile(self, map_name, dst_file, current_file, location=None):
# assert location is None
# assert map_name == config.MAP_PASSWORD
# f = open(dst_file, 'w')
# f.write('')
# f.close()
# os.utime(dst_file, (1, 2))
# return dst_file
# source_mock = MockSource()
# self.assertEqual(0, self.updater.UpdateCacheFromSource(cache,
# source_mock,
# force_write=True,
# location=None))
# self.assertEqual(new_modify_stamp, self.updater.GetModifyTimestamp())
# self.assertNotEqual(None, self.updater.GetUpdateTimestamp())
# class AutomountUpdaterTest(mox.MoxTestBase):
# """Unit tests for FileAutomountUpdater class."""
# def setUp(self):
# super(AutomountUpdaterTest, self).setUp()
# self.workdir = tempfile.mkdtemp()
# def tearDown(self):
# shutil.rmtree(self.workdir)
# super(AutomountUpdaterTest, self).tearDown()
# def testInit(self):
# """An automount object correctly sets map-specific attributes."""
# updater = files_updater.FileAutomountUpdater(config.MAP_AUTOMOUNT,
# self.workdir, {})
# self.assertEqual(updater.local_master, False)
# conf = {files_updater.FileAutomountUpdater.OPT_LOCAL_MASTER: 'yes'}
# updater = files_updater.FileAutomountUpdater(config.MAP_AUTOMOUNT,
# self.workdir, conf)
# self.assertEqual(updater.local_master, True)
# conf = {files_updater.FileAutomountUpdater.OPT_LOCAL_MASTER: 'no'}
# updater = files_updater.FileAutomountUpdater(config.MAP_AUTOMOUNT,
# self.workdir, conf)
# self.assertEqual(updater.local_master, False)
# def testUpdate(self):
# """An update gets a master map and updates each entry."""
# map_entry1 = automount.AutomountMapEntry()
# map_entry2 = automount.AutomountMapEntry()
# map_entry1.key = '/home'
# map_entry2.key = '/auto'
# map_entry1.location = 'ou=auto.home,ou=automounts'
# map_entry2.location = 'ou=auto.auto,ou=automounts'
# master_map = automount.AutomountMap([map_entry1, map_entry2])
# source_mock = self.mox.CreateMock(zsyncsource.ZSyncSource)
# source_mock.GetAutomountMasterFile(mox.IgnoreArg()).AndReturn(master_map)
# # the auto.home cache
# cache_mock1 = self.mox.CreateMock(files.FilesCache)
# cache_mock1.GetCacheFilename().AndReturn(None)
# cache_mock1.GetMapLocation().AndReturn('/etc/auto.home')
# # the auto.auto cache
# cache_mock2 = self.mox.CreateMock(files.FilesCache)
# cache_mock2.GetMapLocation().AndReturn('/etc/auto.auto')
# cache_mock2.GetCacheFilename().AndReturn(None)
# # the auto.master cache
# cache_mock3 = self.mox.CreateMock(files.FilesCache)
# cache_mock3.GetMap().AndReturn(master_map)
# self.mox.StubOutWithMock(cache_factory, 'Create')
# cache_factory.Create(mox.IgnoreArg(), mox.IgnoreArg(), None).AndReturn(cache_mock3)
# cache_factory.Create(mox.IgnoreArg(), mox.IgnoreArg(), automount_mountpoint='/auto').AndReturn(cache_mock2)
# cache_factory.Create(mox.IgnoreArg(), mox.IgnoreArg(), automount_mountpoint='/home').AndReturn(cache_mock1)
# self.mox.ReplayAll()
# options = {'name': 'files', 'dir': self.workdir}
# updater = files_updater.FileAutomountUpdater(config.MAP_AUTOMOUNT,
# self.workdir, options)
# updater.UpdateFromSource(source_mock)
# self.assertEqual(map_entry1.location, '/etc/auto.home')
# self.assertEqual(map_entry2.location, '/etc/auto.auto')
# def testUpdateNoMaster(self):
# """An update skips updating the master map, and approprate sub maps."""
# source_entry1 = automount.AutomountMapEntry()
# source_entry2 = automount.AutomountMapEntry()
# source_entry1.key = '/home'
# source_entry2.key = '/auto'
# source_entry1.location = 'ou=auto.home,ou=automounts'
# source_entry2.location = 'ou=auto.auto,ou=automounts'
# source_master = automount.AutomountMap([source_entry1, source_entry2])
# local_entry1 = automount.AutomountMapEntry()
# local_entry2 = automount.AutomountMapEntry()
# local_entry1.key = '/home'
# local_entry2.key = '/auto'
# local_entry1.location = '/etc/auto.home'
# local_entry2.location = '/etc/auto.null'
# local_master = automount.AutomountMap([local_entry1, local_entry2])
# source_mock = self.mock()
# invocation = source_mock.expects(pmock.at_least_once())
# invocation._CalledUpdateCacheFromSource()
# # we should get called inside the DummyUpdater, too.
# # the auto.home cache
# cache_mock1 = self.mock()
# # GetMapLocation() is called, and set to the master map map_entry
# invocation = cache_mock1.expects(pmock.at_least_once()).GetMapLocation()
# invocation.will(pmock.return_value('/etc/auto.home'))
# # we should get called inside the DummyUpdater
# cache_mock1.expects(pmock.at_least_once())._CalledUpdateCacheFromSource()
# # the auto.auto cache
# cache_mock2 = self.mock()
# # GetMapLocation() is called, and set to the master map map_entry
# invocation = cache_mock2.expects(pmock.at_least_once()).GetMapLocation()
# invocation.will(pmock.return_value('/etc/auto.auto'))
# invocation = cache_mock2.expects(
# pmock.at_least_once())._CalledUpdateCacheFromSource()
# # the auto.master cache, which should not be written to
# cache_mock3 = self.mock()
# invocation = cache_mock3.expects(pmock.once())
# invocation = invocation.method('GetMap')
# invocation.will(pmock.return_value(local_master))
# invocation = cache_mock3.expects(pmock.once())
# invocation = invocation.method('GetMap')
# invocation.will(pmock.return_value(local_master))
# cache_mocks = {'/home': cache_mock1, '/auto': cache_mock2,
# None: cache_mock3}
# # Create needs to return our mock_caches
# def DummyCreate(unused_cache_options, unused_map_name,
# automount_mountpoint=None):
# # the order of the master_map iterable is not predictable, so we use the
# # automount_mountpoint as the key to return the right one.
# return cache_mocks[automount_mountpoint]
# original_create = cache_factory.Create
# cache_factory.Create = DummyCreate
# skip = files_updater.FileAutomountUpdater.OPT_LOCAL_MASTER
# options = {skip: 'yes', 'dir': self.workdir}
# updater = files_updater.FileAutomountUpdater(config.MAP_AUTOMOUNT, self.workdir,
# options)
# updater.UpdateFromSource(source_mock)
# cache_factory.Create = original_create
# def testUpdateCatchesMissingMaster(self):
# """Gracefully handle a missing local master map."""
# # use an empty master map from the source, to avoid mocking out already
# # tested code
# source_mock = self.mock()
# cache_mock = self.mock()
# # raise error on GetMap()
# invocation = cache_mock.expects(pmock.once()).GetMap()
# invocation.will(pmock.raise_exception(error.CacheNotFound))
# # Create needs to return our mock_cache
# def DummyCreate(unused_cache_options, unused_map_name,
# automount_mountpoint=None):
# # the order of the master_map iterable is not predictable, so we use the
# # automount_mountpoint as the key to return the right one.
# return cache_mock
# original_create = cache_factory.Create
# cache_factory.Create = DummyCreate
# skip = files_updater.FileAutomountUpdater.OPT_LOCAL_MASTER
# options = {skip: 'yes', 'dir': self.workdir}
# updater = files_updater.FileAutomountUpdater(config.MAP_AUTOMOUNT, self.workdir,
# options)
# return_value = updater.UpdateFromSource(source_mock)
# self.assertEqual(return_value, 1)
# cache_factory.Create = original_create
if __name__ == '__main__':
unittest.main()
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