Kolla provides production-ready containers and deployment tools for operating OpenStack clouds
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#!/usr/bin/env python3
# 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 collections
import fnmatch
import json
import logging
import os
import re
import sys
import jinja2
PROJECT_ROOT = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
NEWLINE_EOF_INCLUDE_PATTERNS = ['*.j2', '*.yml', '*.py', '*.sh']
NEWLINE_EOF_EXCLUDE_PATTERNS = ['.tox', '.testrepository', '.git']
# Render json file by using jinja2 template is OK
JSON_J2_INCLUDE_PATTERNS = ['*.json.j2', '*.json']
JSON_J2_EXCLUDE_PATTERNS = ['.tox', '.testrepository', '.git']
logging.basicConfig()
LOG = logging.getLogger(__name__)
def check_newline_eof():
includes = r'|'.join([fnmatch.translate(x)
for x in NEWLINE_EOF_INCLUDE_PATTERNS])
excludes = r'|'.join([fnmatch.translate(x)
for x in NEWLINE_EOF_EXCLUDE_PATTERNS])
return_code = 0
def has_newline_eof(path):
with open(path, 'r') as f:
data = f.read()
if data and data[-1] != '\n':
LOG.error('%s file error: no newline at end of file', path)
return False
return True
for root, dirs, files in os.walk(PROJECT_ROOT):
dirs[:] = [d for d in dirs if not re.match(excludes, d)]
for f in files:
if not re.match(excludes, f) and re.match(includes, f):
if not has_newline_eof(os.path.join(root, f)):
return_code = 1
return return_code
def check_json_j2():
includes = r'|'.join([fnmatch.translate(x)
for x in JSON_J2_INCLUDE_PATTERNS])
excludes = r'|'.join([fnmatch.translate(x)
for x in JSON_J2_EXCLUDE_PATTERNS])
return_code = 0
def bool_filter(value):
return True
# Mock ansible hostvars variable, which is a nested dict
def hostvars():
return collections.defaultdict(hostvars)
def validate_json_j2(root, filename):
env = jinja2.Environment( # nosec: not used to render HTML
loader=jinja2.FileSystemLoader(root))
env.filters['bool'] = bool_filter
template = env.get_template(filename)
# Mock ansible variables.
context = {
'hostvars': hostvars(),
'cluster_interface': 'cluster_interface',
'storage_interface': 'storage_interface',
'inventory_hostname': 'hostname'
}
data = template.render(**context)
json.loads(data)
for root, dirs, files in os.walk(PROJECT_ROOT):
dirs[:] = [d for d in dirs if not re.match(excludes, d)]
for filename in files:
if not re.match(excludes, filename) and \
re.match(includes, filename):
fullpath = os.path.join(root, filename)
try:
validate_json_j2(root, filename)
except (ValueError, jinja2.exceptions.TemplateError):
return_code = 1
LOG.exception('%s file error', fullpath)
return return_code
def main():
checks = (
check_newline_eof,
check_json_j2
)
return sum([check() for check in checks])
if __name__ == "__main__":
sys.exit(main())