Merge "Extract SigningDirectory into file"
This commit is contained in:
Jenkins
Gerrit Code Review
commit
249d9ddb8e
@ -175,8 +175,6 @@ import contextlib
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import datetime
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import logging
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import os
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import stat
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import tempfile
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from keystoneclient import access
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from keystoneclient import adapter
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@ -196,6 +194,7 @@ from six.moves import urllib
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from keystonemiddleware import _memcache_crypt as memcache_crypt
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from keystonemiddleware.auth_token import _exceptions as exc
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from keystonemiddleware.auth_token import _signing_dir
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from keystonemiddleware.i18n import _, _LC, _LE, _LI, _LW
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from keystonemiddleware.openstack.common import memorycache
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@ -845,7 +844,7 @@ class AuthProtocol(object):
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self._auth_uri = self._identity_server.auth_uri
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self._signing_directory = _SigningDirectory(
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self._signing_directory = _signing_dir.SigningDirectory(
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directory_name=self._conf_get('signing_dir'), log=self._LOG)
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self._token_cache = self._token_cache_factory()
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@ -1780,65 +1779,6 @@ class _Revocations(object):
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raise exc.InvalidToken(_('Token has been revoked'))
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class _SigningDirectory(object):
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def __init__(self, directory_name=None, log=None):
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self._log = log or _LOG
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if directory_name is None:
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directory_name = tempfile.mkdtemp(prefix='keystone-signing-')
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self._log.info(
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_LI('Using %s as cache directory for signing certificate'),
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directory_name)
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self._directory_name = directory_name
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self._verify_signing_dir()
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def write_file(self, file_name, new_contents):
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# In Python2, encoding is slow so the following check avoids it if it
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# is not absolutely necessary.
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if isinstance(new_contents, six.text_type):
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new_contents = new_contents.encode('utf-8')
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def _atomic_write():
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with tempfile.NamedTemporaryFile(dir=self._directory_name,
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delete=False) as f:
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f.write(new_contents)
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os.rename(f.name, self.calc_path(file_name))
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try:
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_atomic_write()
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except (OSError, IOError):
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self._verify_signing_dir()
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_atomic_write()
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def read_file(self, file_name):
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path = self.calc_path(file_name)
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open_kwargs = {'encoding': 'utf-8'} if six.PY3 else {}
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with open(path, 'r', **open_kwargs) as f:
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return f.read()
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def calc_path(self, file_name):
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return os.path.join(self._directory_name, file_name)
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def _verify_signing_dir(self):
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if os.path.isdir(self._directory_name):
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if not os.access(self._directory_name, os.W_OK):
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raise exc.ConfigurationError(
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_('unable to access signing_dir %s') %
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self._directory_name)
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uid = os.getuid()
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if os.stat(self._directory_name).st_uid != uid:
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self._log.warning(_LW('signing_dir is not owned by %s'), uid)
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current_mode = stat.S_IMODE(os.stat(self._directory_name).st_mode)
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if current_mode != stat.S_IRWXU:
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self._log.warning(
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_LW('signing_dir mode is %(mode)s instead of %(need)s'),
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{'mode': oct(current_mode), 'need': oct(stat.S_IRWXU)})
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else:
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os.makedirs(self._directory_name, stat.S_IRWXU)
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class _TokenCache(object):
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"""Encapsulates the auth_token token cache functionality.
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83
keystonemiddleware/auth_token/_signing_dir.py
Normal file
83
keystonemiddleware/auth_token/_signing_dir.py
Normal file
@ -0,0 +1,83 @@
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import logging
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import os
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import stat
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import tempfile
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import six
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from keystonemiddleware.auth_token import _exceptions as exc
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from keystonemiddleware.i18n import _, _LI, _LW
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_LOG = logging.getLogger(__name__)
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class SigningDirectory(object):
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def __init__(self, directory_name=None, log=None):
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self._log = log or _LOG
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if directory_name is None:
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directory_name = tempfile.mkdtemp(prefix='keystone-signing-')
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self._log.info(
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_LI('Using %s as cache directory for signing certificate'),
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directory_name)
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self._directory_name = directory_name
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self._verify_signing_dir()
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def write_file(self, file_name, new_contents):
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# In Python2, encoding is slow so the following check avoids it if it
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# is not absolutely necessary.
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if isinstance(new_contents, six.text_type):
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new_contents = new_contents.encode('utf-8')
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def _atomic_write():
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with tempfile.NamedTemporaryFile(dir=self._directory_name,
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delete=False) as f:
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f.write(new_contents)
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os.rename(f.name, self.calc_path(file_name))
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try:
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_atomic_write()
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except (OSError, IOError):
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self._verify_signing_dir()
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_atomic_write()
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def read_file(self, file_name):
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path = self.calc_path(file_name)
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open_kwargs = {'encoding': 'utf-8'} if six.PY3 else {}
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with open(path, 'r', **open_kwargs) as f:
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return f.read()
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def calc_path(self, file_name):
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return os.path.join(self._directory_name, file_name)
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def _verify_signing_dir(self):
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if os.path.isdir(self._directory_name):
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if not os.access(self._directory_name, os.W_OK):
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raise exc.ConfigurationError(
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_('unable to access signing_dir %s') %
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self._directory_name)
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uid = os.getuid()
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if os.stat(self._directory_name).st_uid != uid:
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self._log.warning(_LW('signing_dir is not owned by %s'), uid)
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current_mode = stat.S_IMODE(os.stat(self._directory_name).st_mode)
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if current_mode != stat.S_IRWXU:
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self._log.warning(
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_LW('signing_dir mode is %(mode)s instead of %(need)s'),
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{'mode': oct(current_mode), 'need': oct(stat.S_IRWXU)})
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else:
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os.makedirs(self._directory_name, stat.S_IRWXU)
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138
keystonemiddleware/tests/auth_token/test_signing_dir.py
Normal file
138
keystonemiddleware/tests/auth_token/test_signing_dir.py
Normal file
@ -0,0 +1,138 @@
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import os
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import shutil
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import stat
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import uuid
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import testtools
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from keystonemiddleware.auth_token import _signing_dir
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class SigningDirectoryTests(testtools.TestCase):
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def test_directory_created_when_doesnt_exist(self):
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# When _SigningDirectory is created, if the directory doesn't exist
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# it's created with the expected permissions.
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tmp_name = uuid.uuid4().hex
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parent_directory = '/tmp/%s' % tmp_name
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directory_name = '/tmp/%s/%s' % ((tmp_name,) * 2)
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# Directories are created by __init__.
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_signing_dir.SigningDirectory(directory_name)
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self.addCleanup(shutil.rmtree, parent_directory)
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self.assertTrue(os.path.isdir(directory_name))
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self.assertTrue(os.access(directory_name, os.W_OK))
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self.assertEqual(os.stat(directory_name).st_uid, os.getuid())
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self.assertEqual(stat.S_IMODE(os.stat(directory_name).st_mode),
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stat.S_IRWXU)
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def test_use_directory_already_exists(self):
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# The directory can already exist.
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tmp_name = uuid.uuid4().hex
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parent_directory = '/tmp/%s' % tmp_name
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directory_name = '/tmp/%s/%s' % ((tmp_name,) * 2)
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os.makedirs(directory_name, stat.S_IRWXU)
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self.addCleanup(shutil.rmtree, parent_directory)
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_signing_dir.SigningDirectory(directory_name)
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def test_write_file(self):
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# write_file when the file doesn't exist creates the file.
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signing_directory = _signing_dir.SigningDirectory()
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
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file_name = self.getUniqueString()
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contents = self.getUniqueString()
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signing_directory.write_file(file_name, contents)
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file_path = signing_directory.calc_path(file_name)
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with open(file_path) as f:
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actual_contents = f.read()
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self.assertEqual(contents, actual_contents)
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def test_replace_file(self):
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# write_file when the file already exists overwrites it.
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signing_directory = _signing_dir.SigningDirectory()
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
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file_name = self.getUniqueString()
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orig_contents = self.getUniqueString()
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signing_directory.write_file(file_name, orig_contents)
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new_contents = self.getUniqueString()
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signing_directory.write_file(file_name, new_contents)
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file_path = signing_directory.calc_path(file_name)
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with open(file_path) as f:
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actual_contents = f.read()
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self.assertEqual(new_contents, actual_contents)
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def test_recreate_directory(self):
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# If the original directory is lost, it gets recreated when a file
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# is written.
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signing_directory = _signing_dir.SigningDirectory()
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
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# Delete the directory.
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shutil.rmtree(signing_directory._directory_name)
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file_name = self.getUniqueString()
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contents = self.getUniqueString()
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signing_directory.write_file(file_name, contents)
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actual_contents = signing_directory.read_file(file_name)
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self.assertEqual(contents, actual_contents)
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def test_read_file(self):
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# Can read a file that was written.
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signing_directory = _signing_dir.SigningDirectory()
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
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file_name = self.getUniqueString()
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contents = self.getUniqueString()
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signing_directory.write_file(file_name, contents)
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actual_contents = signing_directory.read_file(file_name)
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self.assertEqual(contents, actual_contents)
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def test_read_file_doesnt_exist(self):
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# Show what happens when try to read a file that wasn't written.
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signing_directory = _signing_dir.SigningDirectory()
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
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file_name = self.getUniqueString()
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self.assertRaises(IOError, signing_directory.read_file, file_name)
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def test_calc_path(self):
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# calc_path returns the actual filename built from the directory name.
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signing_directory = _signing_dir.SigningDirectory()
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
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file_name = self.getUniqueString()
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actual_path = signing_directory.calc_path(file_name)
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expected_path = os.path.join(signing_directory._directory_name,
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file_name)
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self.assertEqual(expected_path, actual_path)
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@ -14,9 +14,7 @@
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import datetime
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import json
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import os
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import shutil
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import stat
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import uuid
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import mock
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@ -24,13 +22,14 @@ import testtools
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from keystonemiddleware import auth_token
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from keystonemiddleware.auth_token import _exceptions as exc
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from keystonemiddleware.auth_token import _signing_dir
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class RevocationsTests(testtools.TestCase):
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def _check_with_list(self, revoked_list, token_ids):
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directory_name = '/tmp/%s' % uuid.uuid4().hex
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signing_directory = auth_token._SigningDirectory(directory_name)
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signing_directory = _signing_dir.SigningDirectory(directory_name)
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self.addCleanup(shutil.rmtree, directory_name)
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identity_server = mock.Mock()
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@ -64,121 +63,3 @@ class RevocationsTests(testtools.TestCase):
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token_ids = [token_id]
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self.assertRaises(exc.InvalidToken,
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self._check_with_list, revoked_tokens, token_ids)
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class SigningDirectoryTests(testtools.TestCase):
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def test_directory_created_when_doesnt_exist(self):
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# When _SigningDirectory is created, if the directory doesn't exist
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# it's created with the expected permissions.
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tmp_name = uuid.uuid4().hex
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parent_directory = '/tmp/%s' % tmp_name
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directory_name = '/tmp/%s/%s' % ((tmp_name,) * 2)
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# Directories are created by __init__.
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auth_token._SigningDirectory(directory_name)
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self.addCleanup(shutil.rmtree, parent_directory)
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self.assertTrue(os.path.isdir(directory_name))
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self.assertTrue(os.access(directory_name, os.W_OK))
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self.assertEqual(os.stat(directory_name).st_uid, os.getuid())
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self.assertEqual(stat.S_IMODE(os.stat(directory_name).st_mode),
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stat.S_IRWXU)
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def test_use_directory_already_exists(self):
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# The directory can already exist.
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tmp_name = uuid.uuid4().hex
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parent_directory = '/tmp/%s' % tmp_name
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directory_name = '/tmp/%s/%s' % ((tmp_name,) * 2)
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os.makedirs(directory_name, stat.S_IRWXU)
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self.addCleanup(shutil.rmtree, parent_directory)
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auth_token._SigningDirectory(directory_name)
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def test_write_file(self):
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# write_file when the file doesn't exist creates the file.
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signing_directory = auth_token._SigningDirectory()
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
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file_name = self.getUniqueString()
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contents = self.getUniqueString()
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signing_directory.write_file(file_name, contents)
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file_path = signing_directory.calc_path(file_name)
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with open(file_path) as f:
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actual_contents = f.read()
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self.assertEqual(contents, actual_contents)
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def test_replace_file(self):
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# write_file when the file already exists overwrites it.
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signing_directory = auth_token._SigningDirectory()
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
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file_name = self.getUniqueString()
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orig_contents = self.getUniqueString()
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signing_directory.write_file(file_name, orig_contents)
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new_contents = self.getUniqueString()
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signing_directory.write_file(file_name, new_contents)
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file_path = signing_directory.calc_path(file_name)
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with open(file_path) as f:
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actual_contents = f.read()
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self.assertEqual(new_contents, actual_contents)
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def test_recreate_directory(self):
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# If the original directory is lost, it gets recreated when a file
|
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# is written.
|
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|
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signing_directory = auth_token._SigningDirectory()
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
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# Delete the directory.
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shutil.rmtree(signing_directory._directory_name)
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file_name = self.getUniqueString()
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contents = self.getUniqueString()
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signing_directory.write_file(file_name, contents)
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actual_contents = signing_directory.read_file(file_name)
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self.assertEqual(contents, actual_contents)
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def test_read_file(self):
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# Can read a file that was written.
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signing_directory = auth_token._SigningDirectory()
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
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file_name = self.getUniqueString()
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contents = self.getUniqueString()
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signing_directory.write_file(file_name, contents)
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actual_contents = signing_directory.read_file(file_name)
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self.assertEqual(contents, actual_contents)
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def test_read_file_doesnt_exist(self):
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# Show what happens when try to read a file that wasn't written.
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signing_directory = auth_token._SigningDirectory()
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
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file_name = self.getUniqueString()
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self.assertRaises(IOError, signing_directory.read_file, file_name)
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def test_calc_path(self):
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# calc_path returns the actual filename built from the directory name.
|
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|
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signing_directory = auth_token._SigningDirectory()
|
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self.addCleanup(shutil.rmtree, signing_directory._directory_name)
|
||||
|
||||
file_name = self.getUniqueString()
|
||||
actual_path = signing_directory.calc_path(file_name)
|
||||
expected_path = os.path.join(signing_directory._directory_name,
|
||||
file_name)
|
||||
self.assertEqual(expected_path, actual_path)
|
||||
|
||||
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Reference in New Issue
Block a user