22da551c8c
You're not supposed to just randomly put backslashes in front of other characters that don't need escaping unless it's a raw string. This is deprecated in Python 3.6. Change-Id: I7a69ba6dd10412bb065f2b6ba405840d0a98663a
304 lines
13 KiB
Python
304 lines
13 KiB
Python
#
|
|
# 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 argparse
|
|
import re
|
|
import sys
|
|
|
|
from oslo_log import log
|
|
import six
|
|
|
|
from heat.common.i18n import _
|
|
from heat.engine import constraints
|
|
from heat.engine import plugin_manager
|
|
from heat.engine import support
|
|
|
|
LOG = log.getLogger(__name__)
|
|
|
|
|
|
class HeatCustomGuidelines(object):
|
|
|
|
_RULES = ['resource_descriptions', 'trailing_spaces']
|
|
|
|
def __init__(self, exclude):
|
|
self.error_count = 0
|
|
self.resources_classes = []
|
|
all_resources = _load_all_resources()
|
|
for resource_type in all_resources:
|
|
for rsrc_cls in all_resources[resource_type]:
|
|
module = rsrc_cls.__module__
|
|
# Skip hidden resources check guidelines
|
|
if rsrc_cls.support_status.status == support.HIDDEN:
|
|
continue
|
|
# Skip resources, which defined as template resource in
|
|
# environment or cotrib resource
|
|
if module in ('heat.engine.resources.template_resource',
|
|
'heat.engine.plugins'):
|
|
continue
|
|
# Skip manually excluded folders
|
|
path = module.replace('.', '/')
|
|
if any(path.startswith(excl_path) for excl_path in exclude):
|
|
continue
|
|
self.resources_classes.append(rsrc_cls)
|
|
|
|
def run_check(self):
|
|
print(_('Heat custom guidelines check started.'))
|
|
for rule in self._RULES:
|
|
getattr(self, 'check_%s' % rule)()
|
|
if self.error_count > 0:
|
|
print(_('Heat custom guidelines check failed - '
|
|
'found %s errors.') % self.error_count)
|
|
sys.exit(1)
|
|
else:
|
|
print(_('Heat custom guidelines check succeeded.'))
|
|
|
|
def check_resource_descriptions(self):
|
|
for cls in self.resources_classes:
|
|
# check resource's description
|
|
self._check_resource_description(cls)
|
|
# check properties' descriptions
|
|
self._check_resource_schemas(cls, cls.properties_schema,
|
|
'property')
|
|
# check attributes' descriptions
|
|
self._check_resource_schemas(cls, cls.attributes_schema,
|
|
'attribute')
|
|
# check methods descriptions
|
|
self._check_resource_methods(cls)
|
|
|
|
def _check_resource_description(self, resource):
|
|
description = resource.__doc__
|
|
if resource.support_status.status not in (support.SUPPORTED,
|
|
support.UNSUPPORTED):
|
|
return
|
|
kwargs = {'path': resource.__module__, 'details': resource.__name__}
|
|
if not description:
|
|
kwargs.update({'message': _("Resource description missing, "
|
|
"should add resource description "
|
|
"about resource's purpose")})
|
|
self.print_guideline_error(**kwargs)
|
|
return
|
|
|
|
doclines = [key.strip() for key in description.split('\n')]
|
|
if len(doclines) == 1 or (len(doclines) == 2 and doclines[-1] == ''):
|
|
kwargs.update({'message': _("Resource description missing, "
|
|
"should add resource description "
|
|
"about resource's purpose")})
|
|
self.print_guideline_error(**kwargs)
|
|
return
|
|
|
|
self._check_description_summary(doclines[0], kwargs, 'resource')
|
|
self._check_description_details(doclines, kwargs, 'resource')
|
|
|
|
def _check_resource_schemas(self, resource, schema, schema_name,
|
|
error_path=None):
|
|
for key, value in six.iteritems(schema):
|
|
if error_path is None:
|
|
error_path = [resource.__name__, key]
|
|
else:
|
|
error_path.append(key)
|
|
# need to check sub-schema of current schema, if exists
|
|
if (hasattr(value, 'schema') and
|
|
getattr(value, 'schema') is not None):
|
|
self._check_resource_schemas(resource, value.schema,
|
|
schema_name, error_path)
|
|
description = value.description
|
|
kwargs = {'path': resource.__module__, 'details': error_path}
|
|
if description is None:
|
|
if (value.support_status.status == support.SUPPORTED and
|
|
not isinstance(value.schema,
|
|
constraints.AnyIndexDict) and
|
|
not isinstance(schema, constraints.AnyIndexDict)):
|
|
kwargs.update({'message': _("%s description "
|
|
"missing, need to add "
|
|
"description about property's "
|
|
"purpose") % schema_name})
|
|
self.print_guideline_error(**kwargs)
|
|
error_path.pop()
|
|
continue
|
|
self._check_description_summary(description, kwargs, schema_name)
|
|
error_path.pop()
|
|
|
|
def _check_resource_methods(self, resource):
|
|
for method in six.itervalues(resource.__dict__):
|
|
# need to skip non-functions attributes
|
|
if not callable(method):
|
|
continue
|
|
description = method.__doc__
|
|
if not description:
|
|
continue
|
|
if method.__name__.startswith('__'):
|
|
continue
|
|
doclines = [key.strip() for key in description.split('\n')]
|
|
kwargs = {'path': resource.__module__,
|
|
'details': [resource.__name__, method.__name__]}
|
|
|
|
self._check_description_summary(doclines[0], kwargs, 'method')
|
|
|
|
if len(doclines) == 2:
|
|
kwargs.update({'message': _('Method description summary '
|
|
'should be in one line')})
|
|
self.print_guideline_error(**kwargs)
|
|
continue
|
|
|
|
if len(doclines) > 1:
|
|
self._check_description_details(doclines, kwargs, 'method')
|
|
|
|
def check_trailing_spaces(self):
|
|
for cls in self.resources_classes:
|
|
try:
|
|
cls_file = open(cls.__module__.replace('.', '/') + '.py')
|
|
except IOError as ex:
|
|
LOG.warning('Cannot perform trailing spaces check on '
|
|
'resource module: %s', six.text_type(ex))
|
|
continue
|
|
lines = [line.strip() for line in cls_file.readlines()]
|
|
idx = 0
|
|
kwargs = {'path': cls.__module__}
|
|
while idx < len(lines):
|
|
if ('properties_schema' in lines[idx] or
|
|
'attributes_schema' in lines[idx]):
|
|
level = len(re.findall(r'(\{|\()', lines[idx]))
|
|
level -= len(re.findall(r'(\}|\))', lines[idx]))
|
|
idx += 1
|
|
while level != 0:
|
|
level += len(re.findall(r'(\{|\()', lines[idx]))
|
|
level -= len(re.findall(r'(\}|\))', lines[idx]))
|
|
if re.search("^((\'|\") )", lines[idx]):
|
|
kwargs.update(
|
|
{'details': 'line %s' % idx,
|
|
'message': _('Trailing whitespace should '
|
|
'be on previous line'),
|
|
'snippet': lines[idx]})
|
|
self.print_guideline_error(**kwargs)
|
|
elif (re.search("(\\S(\'|\"))$", lines[idx - 1]) and
|
|
re.search("^((\'|\")\\S)", lines[idx])):
|
|
kwargs.update(
|
|
{'details': 'line %s' % (idx - 1),
|
|
'message': _('Omitted whitespace at the '
|
|
'end of the line'),
|
|
'snippet': lines[idx - 1]})
|
|
self.print_guideline_error(**kwargs)
|
|
idx += 1
|
|
idx += 1
|
|
|
|
def _check_description_summary(self, description, error_kwargs,
|
|
error_key):
|
|
if re.search("^[a-z]", description):
|
|
error_kwargs.update(
|
|
{'message': _('%s description summary should start '
|
|
'with uppercase letter') % error_key.title(),
|
|
'snippet': description})
|
|
self.print_guideline_error(**error_kwargs)
|
|
if not description.endswith('.'):
|
|
error_kwargs.update(
|
|
{'message': _('%s description summary omitted '
|
|
'terminator at the end') % error_key.title(),
|
|
'snippet': description})
|
|
self.print_guideline_error(**error_kwargs)
|
|
if re.search(r"\s{2,}", description):
|
|
error_kwargs.update(
|
|
{'message': _('%s description contains double or more '
|
|
'whitespaces') % error_key.title(),
|
|
'snippet': description})
|
|
self.print_guideline_error(**error_kwargs)
|
|
|
|
def _check_description_details(self, doclines, error_kwargs,
|
|
error_key):
|
|
if re.search(r"\S", doclines[1]):
|
|
error_kwargs.update(
|
|
{'message': _('%s description summary and '
|
|
'main resource description should be '
|
|
'separated by blank line') % error_key.title(),
|
|
'snippet': doclines[0]})
|
|
self.print_guideline_error(**error_kwargs)
|
|
|
|
if re.search("^[a-z]", doclines[2]):
|
|
error_kwargs.update(
|
|
{'message': _('%s description should start '
|
|
'with with uppercase '
|
|
'letter') % error_key.title(),
|
|
'snippet': doclines[2]})
|
|
self.print_guideline_error(**error_kwargs)
|
|
|
|
if doclines[-1] != '':
|
|
error_kwargs.update(
|
|
{'message': _('%s description multistring '
|
|
'should have singly closing quotes at '
|
|
'the next line') % error_key.title(),
|
|
'snippet': doclines[-1]})
|
|
self.print_guideline_error(**error_kwargs)
|
|
|
|
params = False
|
|
for line in doclines[1:]:
|
|
if re.search(r"\s{2,}", line):
|
|
error_kwargs.update(
|
|
{'message': _('%s description '
|
|
'contains double or more '
|
|
'whitespaces') % error_key.title(),
|
|
'snippet': line})
|
|
self.print_guideline_error(**error_kwargs)
|
|
if re.search("^(:param|:type|:returns|:rtype|:raises)",
|
|
line):
|
|
params = True
|
|
if not params and not doclines[-2].endswith('.'):
|
|
error_kwargs.update(
|
|
{'message': _('%s description omitted '
|
|
'terminator at the end') % error_key.title(),
|
|
'snippet': doclines[-2]})
|
|
self.print_guideline_error(**error_kwargs)
|
|
|
|
def print_guideline_error(self, path, details, message, snippet=None):
|
|
if isinstance(details, list):
|
|
details = '.'.join(details)
|
|
msg = _('ERROR (in %(path)s: %(details)s): %(message)s') % {
|
|
'message': message,
|
|
'path': path.replace('.', '/'),
|
|
'details': details
|
|
}
|
|
if snippet is not None:
|
|
msg = _('%(msg)s\n (Error snippet): %(snippet)s') % {
|
|
'msg': msg,
|
|
'snippet': '%s...' % snippet[:79]
|
|
}
|
|
print(msg)
|
|
self.error_count += 1
|
|
|
|
|
|
def _load_all_resources():
|
|
manager = plugin_manager.PluginManager('heat.engine.resources')
|
|
resource_mapping = plugin_manager.PluginMapping('resource')
|
|
res_plugin_mappings = resource_mapping.load_all(manager)
|
|
|
|
all_resources = {}
|
|
for mapping in res_plugin_mappings:
|
|
name, cls = mapping
|
|
if all_resources.get(name) is not None:
|
|
all_resources[name].append(cls)
|
|
else:
|
|
all_resources[name] = [cls]
|
|
return all_resources
|
|
|
|
|
|
def parse_args():
|
|
parser = argparse.ArgumentParser()
|
|
parser.add_argument('--exclude', '-e', metavar='<FOLDER>',
|
|
nargs='+',
|
|
help=_('Exclude specified paths from checking.'))
|
|
return parser.parse_args()
|
|
|
|
|
|
if __name__ == '__main__':
|
|
args = parse_args()
|
|
guidelines = HeatCustomGuidelines(args.exclude or [])
|
|
guidelines.run_check()
|