8b02b04572
This is kept separate from addition of the actual hook so that we can ignore the commit later. Change-Id: I3af752894490d619b3ef755aca5e717edafe104c Signed-off-by: Stephen Finucane <stephenfin@redhat.com>
132 lines
4.6 KiB
Python
132 lines
4.6 KiB
Python
# Copyright 2018 Red Hat, Inc.
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#
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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 importlib
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import warnings
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import os_service_types
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from openstack import _log
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from openstack import service_description
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_logger = _log.setup_logging('openstack')
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_service_type_manager = os_service_types.ServiceTypes()
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def make_names():
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imports = ['from openstack import service_description']
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services = []
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for service in _service_type_manager.services:
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service_type = service['service_type']
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if service_type == 'ec2-api':
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# NOTE(mordred) It doesn't make any sense to use ec2-api
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# from openstacksdk. The credentials API calls are all calls
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# on identity endpoints.
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continue
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desc_class = _find_service_description_class(service_type)
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st = service_type.replace('-', '_')
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if desc_class.__module__ != 'openstack.service_description':
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base_mod, dm = desc_class.__module__.rsplit('.', 1)
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imports.append(f'from {base_mod} import {dm}')
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else:
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dm = 'service_description'
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dc = desc_class.__name__
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services.append(
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"{st} = {dm}.{dc}(service_type='{service_type}')".format(
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st=st, dm=dm, dc=dc, service_type=service_type
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),
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)
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# Register the descriptor class with every known alias. Don't
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# add doc strings though - although they are supported, we don't
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# want to give anybody any bad ideas. Making a second descriptor
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# does not introduce runtime cost as the descriptors all use
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# the same _proxies dict on the instance.
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for alias_name in _get_aliases(st):
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if alias_name[-1].isdigit():
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continue
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services.append(f'{alias_name} = {st}')
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services.append('')
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print("# Generated file, to change, run tools/print-services.py")
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for imp in sorted(imports):
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print(imp)
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print('\n')
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print("class ServicesMixin:\n")
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for service in services:
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if service:
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print(f" {service}")
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else:
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print()
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def _get_aliases(service_type, aliases=None):
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# We make connection attributes for all official real type names
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# and aliases. Three services have names they were called by in
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# openstacksdk that are not covered by Service Types Authority aliases.
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# Include them here - but take heed, no additional values should ever
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# be added to this list.
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# that were only used in openstacksdk resource naming.
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LOCAL_ALIASES = {
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'baremetal': 'bare_metal',
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'block_storage': 'block_store',
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'clustering': 'cluster',
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}
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all_types = set(_service_type_manager.get_aliases(service_type))
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if aliases:
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all_types.update(aliases)
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if service_type in LOCAL_ALIASES:
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all_types.add(LOCAL_ALIASES[service_type])
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all_aliases = set()
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for alias in all_types:
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all_aliases.add(alias.replace('-', '_'))
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return all_aliases
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def _find_service_description_class(service_type):
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package_name = f'openstack.{service_type}'.replace('-', '_')
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module_name = service_type.replace('-', '_') + '_service'
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class_name = ''.join(
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[part.capitalize() for part in module_name.split('_')]
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)
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# We have some exceptions :(
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# This should have been called 'shared-filesystem'
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if service_type == 'shared-file-system':
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class_name = 'SharedFilesystemService'
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try:
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import_name = '.'.join([package_name, module_name])
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service_description_module = importlib.import_module(import_name)
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except ImportError as e:
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# ImportWarning is ignored by default. This warning is here
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# as an opt-in for people trying to figure out why something
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# didn't work.
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warnings.warn(
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f"Could not import {service_type} service description: {str(e)}",
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ImportWarning,
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)
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return service_description.ServiceDescription
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# There are no cases in which we should have a module but not the class
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# inside it.
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service_description_class = getattr(service_description_module, class_name)
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return service_description_class
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make_names()
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