440 lines
18 KiB
Python
Executable File
440 lines
18 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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'RoleName', 'RoleParameters']
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# NOTE(bnemec): The duplication in this list is intentional. For the
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# transition to generated environments we have two copies of these files,
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# so they need to be listed twice. Once the deprecated version can be removed
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# the duplicate entries can be as well.
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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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'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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REQUIRED_DOCKER_SECTIONS = ['service_name', 'docker_config', 'puppet_config',
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'config_settings', 'step_config']
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OPTIONAL_DOCKER_SECTIONS = ['docker_puppet_tasks', 'upgrade_tasks',
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'service_config_settings', 'host_prep_tasks',
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'metadata_settings', 'kolla_config']
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REQUIRED_DOCKER_PUPPET_CONFIG_SECTIONS = ['config_volume', 'step_config',
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'config_image']
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OPTIONAL_DOCKER_PUPPET_CONFIG_SECTIONS = [ 'puppet_tags' ]
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# Mapping of parameter names to a list of the fields we should _not_ enforce
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# consistency across files on. This should only contain parameters whose
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# definition we cannot change for backwards compatibility reasons. New
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# parameters to the templates should not be added to this list.
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PARAMETER_DEFINITION_EXCLUSIONS = {'ManagementNetCidr': ['default'],
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'ManagementAllocationPools': ['default'],
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'ExternalNetCidr': ['default'],
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'ExternalAllocationPools': ['default'],
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'StorageNetCidr': ['default'],
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'StorageAllocationPools': ['default'],
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'StorageMgmtNetCidr': ['default'],
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'StorageMgmtAllocationPools': ['default'],
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}
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PREFERRED_CAMEL_CASE = {
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'ec2api': 'Ec2Api',
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'haproxy': 'HAProxy',
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}
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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 to_camel_case(string):
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return PREFERRED_CAMEL_CASE.get(string, ''.join(s.capitalize() or '_' for
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s in string.split('_')))
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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_hci_compute_services_default(env_filename, env_tpl):
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env_services_list = env_tpl['parameter_defaults']['ComputeServices']
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env_services_list.remove('OS::TripleO::Services::CephOSD')
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roles_filename = os.path.join(os.path.dirname(env_filename),
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'../roles/Compute.yaml')
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roles_tpl = yaml.load(open(roles_filename).read())
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for role in roles_tpl:
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if role['name'] == 'Compute':
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roles_services_list = role['ServicesDefault']
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if sorted(env_services_list) != sorted(roles_services_list):
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print('ERROR: ComputeServices in %s is different from '
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'ServicesDefault in roles/Compute.yaml' % env_filename)
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return 1
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return 0
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def validate_hci_computehci_role(hci_role_filename, hci_role_tpl):
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compute_role_filename = os.path.join(os.path.dirname(hci_role_filename),
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'./Compute.yaml')
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compute_role_tpl = yaml.load(open(compute_role_filename).read())
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compute_role_services = compute_role_tpl[0]['ServicesDefault']
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for role in hci_role_tpl:
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if role['name'] == 'ComputeHCI':
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hci_role_services = role['ServicesDefault']
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hci_role_services.remove('OS::TripleO::Services::CephOSD')
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if sorted(hci_role_services) != sorted(compute_role_services):
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print('ERROR: ServicesDefault in %s is different from'
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'ServicesDefault in roles/Compute.yaml' % hci_role_filename)
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return 1
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return 0
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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_docker_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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for section_name in REQUIRED_DOCKER_SECTIONS:
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if section_name not in role_data:
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print('ERROR: %s is required in role_data for %s.'
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% (section_name, filename))
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return 1
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for section_name in role_data.keys():
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if section_name in REQUIRED_DOCKER_SECTIONS:
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continue
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else:
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if section_name in OPTIONAL_DOCKER_SECTIONS:
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continue
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else:
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print('ERROR: %s is extra in role_data for %s.'
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% (section_name, filename))
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return 1
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if 'puppet_config' in role_data:
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puppet_config = role_data['puppet_config']
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for key in puppet_config:
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if key in REQUIRED_DOCKER_PUPPET_CONFIG_SECTIONS:
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continue
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else:
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if key in OPTIONAL_DOCKER_PUPPET_CONFIG_SECTIONS:
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continue
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else:
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print('ERROR: %s should not be in puppet_config section.'
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% key)
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return 1
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for key in REQUIRED_DOCKER_PUPPET_CONFIG_SECTIONS:
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if key not in puppet_config:
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print('ERROR: %s is required in puppet_config for %s.'
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% (key, filename))
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return 1
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config_volume = puppet_config.get('config_volume')
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expected_config_image_parameter = "Docker%sConfigImage" % to_camel_case(config_volume)
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if config_volume and not expected_config_image_parameter in tpl.get('parameters', []):
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print('ERROR: Missing %s heat parameter for %s config_volume.'
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% (expected_config_image_parameter, config_volume))
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return 1
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if 'docker_config' in role_data:
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docker_config = role_data['docker_config']
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for _, step in docker_config.items():
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for _, container in step.items():
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if not isinstance(container, dict):
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# NOTE(mandre) this skips everything that is not a dict
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# so we may ignore some containers definitions if they
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# are in a map_merge for example
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continue
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command = container.get('command', '')
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if isinstance(command, list):
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command = ' '.join(map(str, command))
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if 'bootstrap_host_exec' in command \
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and container.get('user') != 'root':
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print('ERROR: bootstrap_host_exec needs to run as the root user.')
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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_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, param_map):
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"""Validate a Heat template
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:param filename: The path to the file to validate
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:param param_map: A dict which will be populated with the details of the
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parameters in the template. The dict will have the
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following structure:
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{'ParameterName': [
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{'filename': ./file1.yaml,
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'data': {'description': '',
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'type': string,
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'default': '',
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...}
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},
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{'filename': ./file2.yaml,
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'data': {'description': '',
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'type': string,
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'default': '',
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...}
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},
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...
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]}
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"""
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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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# qdr aliases rabbitmq service to provide alternative messaging backend
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if (filename.startswith('./puppet/services/') and
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filename not in ['./puppet/services/qdr.yaml']):
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retval = validate_service(filename, tpl)
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if filename.startswith('./docker/services/'):
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retval = validate_docker_service(filename, tpl)
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if filename.endswith('hyperconverged-ceph.yaml'):
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retval = validate_hci_compute_services_default(filename, tpl)
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if filename.startswith('./roles/ComputeHCI.yaml'):
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retval = validate_hci_computehci_role(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, data in tpl.get('parameters', {}).items():
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definition = {'data': data, 'filename': filename}
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param_map.setdefault(p, []).append(definition)
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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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param_map = {}
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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, param_map)
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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, param_map)
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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: Did not find expected number of environments containing the "
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"EndpointMap parameter. If you meant to add or remove one of these "
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"environments then you also need to update this tool.")
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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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# Validate that duplicate parameters defined in multiple files all have the
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# same definition.
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mismatch_count = 0
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for p, defs in param_map.items():
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# Nothing to validate if the parameter is only defined once
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if len(defs) == 1:
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continue
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check_data = [d['data'] for d in defs]
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# Override excluded fields so they don't affect the result
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exclusions = PARAMETER_DEFINITION_EXCLUSIONS.get(p, [])
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ex_dict = {}
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for field in exclusions:
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ex_dict[field] = 'IGNORED'
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for d in check_data:
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d.update(ex_dict)
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# If all items in the list are not == the first, then the check fails
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if check_data.count(check_data[0]) != len(check_data):
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mismatch_count += 1
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# TODO(bnemec): Make this a hard failure once all the templates have
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# been fixed.
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#exit_val |= 1
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#failed_files.extend([d['filename'] for d in defs])
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print('Mismatched parameter definitions found for "%s"' % p)
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print('Definitions found:')
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for d in defs:
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print(' %s:\n %s' % (d['filename'], d['data']))
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print('Mismatched parameter definitions: %d' % mismatch_count)
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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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