228 lines
8.2 KiB
Python
Executable File
228 lines
8.2 KiB
Python
Executable File
#!/usr/bin/env python
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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 sys
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import traceback
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import yaml
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required_params = ['EndpointMap', 'ServiceNetMap', 'DefaultPasswords']
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envs_containing_endpoint_map = ['tls-endpoints-public-dns.yaml',
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'tls-endpoints-public-ip.yaml',
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'tls-everywhere-endpoints-dns.yaml']
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ENDPOINT_MAP_FILE = 'endpoint_map.yaml'
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def exit_usage():
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print('Usage %s <yaml file or directory>' % sys.argv[0])
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sys.exit(1)
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def get_base_endpoint_map(filename):
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try:
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tpl = yaml.load(open(filename).read())
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return tpl['parameters']['EndpointMap']['default']
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except Exception:
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print(traceback.format_exc())
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return None
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def get_endpoint_map_from_env(filename):
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try:
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tpl = yaml.load(open(filename).read())
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return {
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'file': filename,
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'map': tpl['parameter_defaults']['EndpointMap']
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}
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except Exception:
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print(traceback.format_exc())
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return None
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def validate_endpoint_map(base_map, env_map):
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return sorted(base_map.keys()) == sorted(env_map.keys())
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def validate_mysql_connection(settings):
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no_op = lambda *args: False
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error_status = [0]
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def mysql_protocol(items):
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return items == ['EndpointMap', 'MysqlInternal', 'protocol']
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def client_bind_address(item):
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return 'read_default_file' in item and \
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'read_default_group' in item
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def validate_mysql_uri(key, items):
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# Only consider a connection if it targets mysql
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if key.endswith('connection') and \
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search(items, mysql_protocol, no_op):
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# Assume the "bind_address" option is one of
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# the token that made up the uri
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if not search(items, client_bind_address, no_op):
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error_status[0] = 1
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return False
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def search(item, check_item, check_key):
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if check_item(item):
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return True
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elif isinstance(item, list):
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for i in item:
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if search(i, check_item, check_key):
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return True
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elif isinstance(item, dict):
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for k in item.keys():
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if check_key(k, item[k]):
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return True
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elif search(item[k], check_item, check_key):
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return True
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return False
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search(settings, no_op, validate_mysql_uri)
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return error_status[0]
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def validate_service(filename, tpl):
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if 'outputs' in tpl and 'role_data' in tpl['outputs']:
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if 'value' not in tpl['outputs']['role_data']:
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print('ERROR: invalid role_data for filename: %s'
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% filename)
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return 1
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role_data = tpl['outputs']['role_data']['value']
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if 'service_name' not in role_data:
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print('ERROR: service_name is required in role_data for %s.'
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% filename)
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return 1
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# service_name must match the filename, but with an underscore
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if (role_data['service_name'] !=
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os.path.basename(filename).split('.')[0].replace("-", "_")):
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print('ERROR: service_name should match file name for service: %s.'
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% filename)
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return 1
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# if service connects to mysql, the uri should use option
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# bind_address to avoid issues with VIP failover
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if 'config_settings' in role_data and \
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validate_mysql_connection(role_data['config_settings']):
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print('ERROR: mysql connection uri should use option bind_address')
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return 1
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if 'parameters' in tpl:
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for param in required_params:
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if param not in tpl['parameters']:
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print('ERROR: parameter %s is required for %s.'
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% (param, filename))
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return 1
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return 0
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def validate(filename):
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print('Validating %s' % filename)
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retval = 0
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try:
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tpl = yaml.load(open(filename).read())
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# The template alias version should be used instead a date, this validation
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# will be applied to all templates not just for those in the services folder.
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if 'heat_template_version' in tpl and not str(tpl['heat_template_version']).isalpha():
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print('ERROR: heat_template_version needs to be the release alias not a date: %s'
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% filename)
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return 1
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if (filename.startswith('./puppet/services/') and
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filename != './puppet/services/services.yaml'):
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retval = validate_service(filename, tpl)
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except Exception:
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print(traceback.format_exc())
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return 1
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# yaml is OK, now walk the parameters and output a warning for unused ones
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if 'heat_template_version' in tpl:
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for p in tpl.get('parameters', {}):
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if p in required_params:
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continue
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str_p = '\'%s\'' % p
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in_resources = str_p in str(tpl.get('resources', {}))
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in_outputs = str_p in str(tpl.get('outputs', {}))
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if not in_resources and not in_outputs:
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print('Warning: parameter %s in template %s '
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'appears to be unused' % (p, filename))
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return retval
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if len(sys.argv) < 2:
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exit_usage()
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path_args = sys.argv[1:]
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exit_val = 0
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failed_files = []
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base_endpoint_map = None
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env_endpoint_maps = list()
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for base_path in path_args:
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if os.path.isdir(base_path):
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for subdir, dirs, files in os.walk(base_path):
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for f in files:
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if f.endswith('.yaml') and not f.endswith('.j2.yaml'):
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file_path = os.path.join(subdir, f)
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failed = validate(file_path)
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if failed:
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failed_files.append(file_path)
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exit_val |= failed
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if f == ENDPOINT_MAP_FILE:
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base_endpoint_map = get_base_endpoint_map(file_path)
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if f in envs_containing_endpoint_map:
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env_endpoint_map = get_endpoint_map_from_env(file_path)
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if env_endpoint_map:
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env_endpoint_maps.append(env_endpoint_map)
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elif os.path.isfile(base_path) and base_path.endswith('.yaml'):
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failed = validate(base_path)
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if failed:
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failed_files.append(base_path)
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exit_val |= failed
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else:
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print('Unexpected argument %s' % base_path)
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exit_usage()
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if base_endpoint_map and \
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len(env_endpoint_maps) == len(envs_containing_endpoint_map):
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for env_endpoint_map in env_endpoint_maps:
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matches = validate_endpoint_map(base_endpoint_map,
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env_endpoint_map['map'])
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if not matches:
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print("ERROR: %s needs to be updated to match changes in base "
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"endpoint map" % env_endpoint_map['file'])
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failed_files.append(env_endpoint_map['file'])
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exit_val |= 1
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else:
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print("%s matches base endpoint map" % env_endpoint_map['file'])
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else:
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print("ERROR: Can't validate endpoint maps since a file is missing. "
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"If you meant to delete one of these files you should update this "
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"tool as well.")
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if not base_endpoint_map:
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failed_files.append(ENDPOINT_MAP_FILE)
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if len(env_endpoint_maps) != len(envs_containing_endpoint_map):
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matched_files = set(os.path.basename(matched_env_file['file'])
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for matched_env_file in env_endpoint_maps)
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failed_files.extend(set(envs_containing_endpoint_map) - matched_files)
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exit_val |= 1
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if failed_files:
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print('Validation failed on:')
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for f in failed_files:
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print(f)
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else:
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print('Validation successful!')
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sys.exit(exit_val)
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