70 lines
2.3 KiB
Python
70 lines
2.3 KiB
Python
# Copyright (c) 2017 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import jsonschema
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def validate_schema(schema, data, resolver=None):
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"""Validate mapping against schema using the given resolver.
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:return: An iterator over messages for any errors encountered.
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"""
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validator = jsonschema.Draft4Validator(schema, resolver=resolver)
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for error in validator.iter_errors(data):
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yield error.message
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def validate_unique_tokens(data):
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"""Ensure service types, aliases and primary projects are all unique.
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:return: An iterator over messages for any errors encountered.
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"""
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service_types = []
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aliases = []
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projects = []
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for service in data['services']:
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service_types.append(service['service_type'])
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if "aliases" in service:
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for alias in service['aliases']:
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if alias in aliases:
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yield "Alias '{alias}' appears twice".format(alias=alias)
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aliases.append(alias)
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if service.get('secondary', False):
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continue
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if service['project'] in projects:
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yield "'{service}' is duplicate service from '{project}'".format(
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service=service['service_type'],
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project=service['project'])
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projects.append(service['project'])
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for alias in aliases:
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if alias in service_types:
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yield "Alias '{alias}' conflicts with a service_type".format(
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alias=alias)
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def validate_all(schema, data, resolver=None):
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"""Runs all validators, printing any errors to stdout.
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:return: True if all checks passed; False if any checks failed.
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"""
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ret = True
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for msg in validate_schema(schema, data, resolver=resolver):
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print(msg)
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ret = False
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for msg in validate_unique_tokens(data):
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print(msg)
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ret = False
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return ret
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