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# Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import json
import locale
import os
import tempfile
import fixtures
from oslo_config import cfg
import testtools
from testtools import matchers
from os_collect_config import collect
from os_collect_config import exc
from os_collect_config import local
META_DATA = {'localstrA': 'A',
'localint9': 9,
'localmap_xy': {
'x': 42,
'y': 'foo',
}}
META_DATA2 = {'localstrA': 'Z',
'localint9': 9}
class TestLocal(testtools.TestCase):
def setUp(self):
super().setUp()
self.log = self.useFixture(fixtures.FakeLogger())
self.useFixture(fixtures.NestedTempfile())
self.tdir = tempfile.mkdtemp()
collect.setup_conf()
self.addCleanup(cfg.CONF.reset)
cfg.CONF.register_cli_opts(local.opts, group='local')
cfg.CONF.set_override(name='path',
override=[self.tdir],
group='local')
def _call_collect(self):
md = local.Collector().collect()
return md
def _setup_test_json(self, data, md_base='test.json'):
md_name = os.path.join(self.tdir, md_base)
with open(md_name, 'w') as md:
md.write(json.dumps(data))
return md_name
def test_collect_local(self):
self._setup_test_json(META_DATA)
local_md = self._call_collect()
self.assertThat(local_md, matchers.IsInstance(list))
self.assertEqual(1, len(local_md))
self.assertThat(local_md[0], matchers.IsInstance(tuple))
self.assertEqual(2, len(local_md[0]))
self.assertEqual('test.json', local_md[0][0])
only_md = local_md[0][1]
self.assertThat(only_md, matchers.IsInstance(dict))
for k in ('localstrA', 'localint9', 'localmap_xy'):
self.assertIn(k, only_md)
self.assertEqual(only_md[k], META_DATA[k])
self.assertEqual('', self.log.output)
def test_collect_local_world_writable(self):
md_name = self._setup_test_json(META_DATA)
os.chmod(md_name, 0o666)
self.assertRaises(exc.LocalMetadataNotAvailable, self._call_collect)
self.assertIn('%s is world writable. This is a security risk.' %
md_name, self.log.output)
def test_collect_local_world_writable_dir(self):
self._setup_test_json(META_DATA)
os.chmod(self.tdir, 0o666)
self.assertRaises(exc.LocalMetadataNotAvailable, self._call_collect)
self.assertIn('%s is world writable. This is a security risk.' %
self.tdir, self.log.output)
def test_collect_local_owner_not_uid(self):
self._setup_test_json(META_DATA)
real_getuid = os.getuid
def fake_getuid():
return real_getuid() + 1
self.useFixture(fixtures.MonkeyPatch('os.getuid', fake_getuid))
self.assertRaises(exc.LocalMetadataNotAvailable, self._call_collect)
self.assertIn('%s is owned by another user. This is a security risk.' %
self.tdir, self.log.output)
def test_collect_local_orders_multiple(self):
self._setup_test_json(META_DATA, '00test.json')
self._setup_test_json(META_DATA2, '99test.json')
# Monkey Patch os.listdir so it _always_ returns the wrong sort
unpatched_listdir = os.listdir
def wrong_sort_listdir(path):
ret = unpatched_listdir(path)
save_locale = locale.getlocale()
try:
locale.setlocale(locale.LC_ALL, 'C')
bad_sort = sorted(ret, reverse=True)
finally:
locale.setlocale(locale.LC_ALL, save_locale)
return bad_sort
self.useFixture(fixtures.MonkeyPatch('os.listdir', wrong_sort_listdir))
local_md = self._call_collect()
self.assertThat(local_md, matchers.IsInstance(list))
self.assertEqual(2, len(local_md))
self.assertThat(local_md[0], matchers.IsInstance(tuple))
self.assertEqual('00test.json', local_md[0][0])
md1 = local_md[0][1]
self.assertEqual(META_DATA, md1)
self.assertEqual('99test.json', local_md[1][0])
md2 = local_md[1][1]
self.assertEqual(META_DATA2, md2)
def test_collect_invalid_json_fail(self):
self._setup_test_json(META_DATA)
with open(os.path.join(self.tdir, 'bad.json'), 'w') as badjson:
badjson.write('{')
self.assertRaises(exc.LocalMetadataNotAvailable, self._call_collect)
self.assertIn('is not valid JSON', self.log.output)
def test_collect_local_path_nonexist(self):
cfg.CONF.set_override(name='path',
override=['/this/doesnt/exist'],
group='local')
local_md = self._call_collect()
self.assertThat(local_md, matchers.IsInstance(list))
self.assertEqual(0, len(local_md))
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