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128 lines
4.2 KiB
Python
128 lines
4.2 KiB
Python
#! /usr/bin/env python
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#
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# Copyright 2016 OpenMarket Ltd
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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 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 sys
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import json
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import os
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def import_error(module, package, debian, error):
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sys.stderr.write((
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"Error importing %(module)s: %(error)r\n"
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"To install %(module)s run:\n"
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" pip install %(package)s\n"
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"or on Debian run:\n"
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" sudo apt-get install python-%(debian)s\n"
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) % locals())
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if __name__ == '__main__':
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sys.exit(1)
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try:
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import jsonschema
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except ImportError as e:
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import_error("jsonschema", "jsonschema", "jsonschema", e)
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raise
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try:
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import yaml
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except ImportError as e:
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import_error("yaml", "PyYAML", "yaml", e)
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raise
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def check_parameter(filepath, request, parameter):
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schema = parameter.get("schema")
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example = schema.get('example')
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fileurl = "file://" + os.path.abspath(filepath)
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if example and schema:
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try:
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print ("Checking request schema for: %r %r" % (
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filepath, request
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))
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# Setting the 'id' tells jsonschema where the file is so that it
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# can correctly resolve relative $ref references in the schema
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schema['id'] = fileurl
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resolver = jsonschema.RefResolver(filepath, schema, handlers={"file": load_yaml})
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jsonschema.validate(example, schema, resolver=resolver)
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except Exception as e:
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raise ValueError("Error validating JSON schema for %r" % (
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request
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), e)
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def check_response(filepath, request, code, response):
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example = response.get('examples', {}).get('application/json')
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schema = response.get('schema')
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fileurl = "file://" + os.path.abspath(filepath)
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if example and schema:
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try:
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print ("Checking response schema for: %r %r %r" % (
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filepath, request, code
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))
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# Setting the 'id' tells jsonschema where the file is so that it
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# can correctly resolve relative $ref references in the schema
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schema['id'] = fileurl
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resolver = jsonschema.RefResolver(filepath, schema, handlers={"file": load_yaml})
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jsonschema.validate(example, schema, resolver=resolver)
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except Exception as e:
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raise ValueError("Error validating JSON schema for %r %r" % (
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request, code
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), e)
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def check_swagger_file(filepath):
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with open(filepath) as f:
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swagger = yaml.load(f)
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for path, path_api in swagger.get('paths', {}).items():
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for method, request_api in path_api.items():
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request = "%s %s" % (method.upper(), path)
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for parameter in request_api.get('parameters', ()):
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if parameter['in'] == 'body':
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check_parameter(filepath, request, parameter)
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try:
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responses = request_api['responses']
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except KeyError:
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raise ValueError("No responses for %r" % (request,))
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for code, response in responses.items():
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check_response(filepath, request, code, response)
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def load_yaml(path):
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if not path.startswith("file:///"):
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raise Exception("Bad ref: %s" % (path,))
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path = path[len("file://"):]
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with open(path, "r") as f:
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return yaml.load(f)
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if __name__ == '__main__':
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paths = sys.argv[1:]
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if not paths:
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paths = []
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for (root, dirs, files) in os.walk(os.curdir):
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for filename in files:
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if filename.endswith(".yaml"):
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paths.append(os.path.join(root, filename))
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for path in paths:
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try:
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check_swagger_file(path)
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except Exception as e:
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raise ValueError("Error checking file %r" % (path,), e)
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