def _get_metadata(self):
metadata_file = self.conf.glance_store.filesystem_store_metadata_file
if metadata_file is None:
return {}
try:
with open(metadata_file, 'r') as fptr:
metadata = jsonutils.load(fptr)
glance_store.check_location_metadata(metadata)
return metadata
except exceptions.BackendException as bee:
LOG.error(_('The JSON in the metadata file %(file)s could not '
'be used: %(bee)s An empty dictionary will be '
'returned to the client.')
% dict(file=metadata_file, bee=str(bee)))
return {}
except IOError as ioe:
LOG.error(_('The path for the metadata file %(file)s could not be '
'opened: %(io)s An empty dictionary will be returned '
'to the client.')
% dict(file=metadata_file, io=ioe))
return {}
except Exception as ex:
LOG.exception(_('An error occurred processing the storage systems '
'meta data file: %s. An empty dictionary will be '
'returned to the client.') % str(ex))
return {}
def _load_file(self, handle):
"""Decode the JSON file. Broken out for testing."""
try:
return jsonutils.load(handle)
except ValueError as e:
LOG.exception(_("Could not decode scheduler options: '%s'"), e)
return {}
def _load_file(self, handle):
"""Decode the JSON file. Broken out for testing."""
try:
return jsonutils.load(handle)
except ValueError as e:
LOG.exception(_LE("Could not decode scheduler options: '%s'"), e)
return {}
def _get_metadata(self):
metadata_file = self.conf.glance_store.filesystem_store_metadata_file
if metadata_file is None:
return {}
try:
with open(metadata_file, 'r') as fptr:
metadata = jsonutils.load(fptr)
glance_store.check_location_metadata(metadata)
return metadata
except exceptions.BackendException as bee:
LOG.error(
_('The JSON in the metadata file %(file)s could not '
'be used: %(bee)s An empty dictionary will be '
'returned to the client.') %
dict(file=metadata_file, bee=str(bee)))
return {}
except IOError as ioe:
LOG.error(
_('The path for the metadata file %(file)s could not be '
'opened: %(io)s An empty dictionary will be returned '
'to the client.') % dict(file=metadata_file, io=ioe))
return {}
except Exception as ex:
LOG.exception(
_('An error occurred processing the storage systems '
'meta data file: %s. An empty dictionary will be '
'returned to the client.') % str(ex))
return {}
def read_previous_results():
"""Read results of previous run.
:return: dictionary of results if exist
"""
try:
with open(settings.LOAD_TESTS_PATHS['load_previous_tests_results'],
'r') as results_file:
results = jsonutils.load(results_file)
except (IOError, ValueError):
results = {}
return results
def read_previous_results():
"""Read results of previous run.
:return: dictionary of results if exist
"""
try:
with open(settings.LOAD_TESTS_PATHS['load_previous_tests_results'],
'r') as results_file:
results = jsonutils.load(results_file)
except (IOError, ValueError):
results = {}
return results
def test_load(self):
jsontext = u'{"a": "\u0442\u044d\u0441\u0442"}'
expected = {u'a': u'\u0442\u044d\u0441\u0442'}
for encoding in ('utf-8', 'cp1251'):
fp = six.BytesIO(jsontext.encode(encoding))
result = jsonutils.load(fp, encoding=encoding)
self.assertEqual(expected, result)
for key, val in result.items():
self.assertIsInstance(key, six.text_type)
self.assertIsInstance(val, six.text_type)
def body_dict(self):
"""
Returns the body content as a dictonary, deserializing per the
Content-Type header.
We add this method to ease future XML support, so the main code
is not hardcoded to call pecans "request.json()" method.
"""
if self.content_type in JSON_TYPES:
try:
return jsonutils.load(self.body_file)
except ValueError as valueError:
raise exceptions.InvalidJson(valueError.message)
else:
raise Exception('TODO: Unsupported Content Type')
def body_dict(self):
"""
Returns the body content as a dictonary, deserializing per the
Content-Type header.
We add this method to ease future XML support, so the main code
is not hardcoded to call pecans "request.json()" method.
"""
if self.content_type in JSON_TYPES:
try:
return jsonutils.load(self.body_file)
except ValueError as valueError:
raise exceptions.InvalidJson(valueError.message)
else:
raise Exception('TODO: Unsupported Content Type')
def _read_current_data(self):
with open(self.CURRENT_RUN_DATA_PATH) as file:
data = jsonutils.load(file)
tests = self._flatten_json_dictionary(data)
now = datetime.now(tz=pytz.utc)
current_test_data = dict(date=now.isoformat())
for key, test in tests:
if key not in self.column_names:
self.column_names.append(key)
current_test_data[key] = sum(
[t[1]['expect_time'] for t in test.items()])
self.report_data.append(current_test_data)
def setUp(self):
"""Copy live policy.json file and convert all actions to
allow users of the specified role only
"""
super(RoleBasedPolicyFixture, self).setUp()
policy = jsonutils.load(open(CONF.policy_file))
# Convert all actions to require specified role
for action, rule in policy.iteritems():
policy[action] = "role:%s" % self.role
self.policy_dir = self.useFixture(fixtures.TempDir())
self.policy_file_name = os.path.join(self.policy_dir.path, "policy.json")
with open(self.policy_file_name, "w") as policy_file:
jsonutils.dump(policy, policy_file)
CONF.set_override("policy_file", self.policy_file_name)
nova.policy.reset()
nova.policy.init()
self.addCleanup(nova.policy.reset)
def _read_current_data(self):
with open(self.CURRENT_RUN_DATA_PATH) as file:
data = jsonutils.load(file)
tests = self._flatten_json_dictionary(data)
now = datetime.now(tz=pytz.utc)
current_test_data = dict(date=now.isoformat())
for key, test in tests:
if key not in self.column_names:
self.column_names.append(key)
current_test_data[key] = sum(
[t[1]['expect_time'] for t in test.items()]
)
self.report_data.append(current_test_data)
def setUp(self):
"""Copy live policy.json file and convert all actions to
allow users of the specified role only
"""
super(RoleBasedPolicyFixture, self).setUp()
policy = jsonutils.load(open(CONF.policy_file))
# Convert all actions to require specified role
for action, rule in policy.iteritems():
policy[action] = 'role:%s' % self.role
self.policy_dir = self.useFixture(fixtures.TempDir())
self.policy_file_name = os.path.join(self.policy_dir.path,
'policy.json')
with open(self.policy_file_name, 'w') as policy_file:
jsonutils.dump(policy, policy_file)
CONF.set_override('policy_file', self.policy_file_name)
nova.policy.reset()
nova.policy.init()
self.addCleanup(nova.policy.reset)
def _validate_metadata(self, metadata_file):
"""Validate metadata against json schema.
If metadata is valid then cache metadata and use it when
creating new image.
:param metadata_file: JSON metadata file path
:raises: BadStoreConfiguration exception if metadata is not valid.
"""
try:
with open(metadata_file, 'r') as fptr:
metadata = jsonutils.load(fptr)
if isinstance(metadata, dict):
# If metadata is of type dictionary
# i.e. - it contains only one mountpoint
# then convert it to list of dictionary.
metadata = [metadata]
# Validate metadata against json schema
jsonschema.validate(metadata, MULTI_FILESYSTEM_METADATA_SCHEMA)
glance_store.check_location_metadata(metadata)
self.FILESYSTEM_STORE_METADATA = metadata
except (jsonschema.exceptions.ValidationError,
exceptions.BackendException, ValueError) as vee:
reason = _('The JSON in the metadata file %(file)s is '
'not valid and it can not be used: '
'%(vee)s.') % dict(file=metadata_file,
vee=utils.exception_to_str(vee))
LOG.error(reason)
raise exceptions.BadStoreConfiguration(
store_name="filesystem", reason=reason)
except IOError as ioe:
reason = _('The path for the metadata file %(file)s could '
'not be accessed: '
'%(ioe)s.') % dict(file=metadata_file,
ioe=utils.exception_to_str(ioe))
LOG.error(reason)
raise exceptions.BadStoreConfiguration(
store_name="filesystem", reason=reason)
def _validate_metadata(self, metadata_file):
"""Validate metadata against json schema.
If metadata is valid then cache metadata and use it when
creating new image.
:param metadata_file: JSON metadata file path
:raises: BadStoreConfiguration exception if metadata is not valid.
"""
try:
with open(metadata_file, 'r') as fptr:
metadata = jsonutils.load(fptr)
if isinstance(metadata, dict):
# If metadata is of type dictionary
# i.e. - it contains only one mountpoint
# then convert it to list of dictionary.
metadata = [metadata]
# Validate metadata against json schema
jsonschema.validate(metadata, MULTI_FILESYSTEM_METADATA_SCHEMA)
glance_store.check_location_metadata(metadata)
self.FILESYSTEM_STORE_METADATA = metadata
except (jsonschema.exceptions.ValidationError,
exceptions.BackendException, ValueError) as vee:
reason = _('The JSON in the metadata file %(file)s is '
'not valid and it can not be used: '
'%(vee)s.') % dict(file=metadata_file,
vee=utils.exception_to_str(vee))
LOG.error(reason)
raise exceptions.BadStoreConfiguration(
store_name="filesystem", reason=reason)
except IOError as ioe:
reason = _('The path for the metadata file %(file)s could '
'not be accessed: '
'%(ioe)s.') % dict(file=metadata_file,
ioe=utils.exception_to_str(ioe))
LOG.error(reason)
raise exceptions.BadStoreConfiguration(
store_name="filesystem", reason=reason)
def __init__(self, *args, **kwargs):
super(JsonFileVendorData, self).__init__(*args, **kwargs)
data = {}
fpath = CONF.vendordata_jsonfile_path
logprefix = "%s[%s]: " % (file_opt.name, fpath)
if fpath:
try:
with open(fpath, "r") as fp:
data = jsonutils.load(fp)
except IOError as e:
if e.errno == errno.ENOENT:
LOG.warn(_LW("%(logprefix)sfile does not exist"),
{'logprefix': logprefix})
else:
LOG.warn(_LW("%(logprefix)unexpected IOError when "
"reading"), {'logprefix': logprefix})
raise e
except ValueError:
LOG.warn(_LW("%(logprefix)sfailed to load json"),
{'logprefix': logprefix})
raise
self._data = data
def parse_json_file(file_path):
current_directory = os.path.dirname(os.path.realpath(__file__))
commands_path = os.path.join(current_directory, file_path)
with open(commands_path, 'r') as f:
return jsonutils.load(f)
def parse_json_file(file_path):
current_directory = os.path.dirname(os.path.realpath(__file__))
commands_path = os.path.join(
current_directory, file_path)
with open(commands_path, 'r') as f:
return jsonutils.load(f)
