service-types-authority/validate.py
Monty Taylor 42338a434c
Add three more transformations
The os-service-types project generates some internal mappings that are
useful. Generate them here on publication so that others can benefit as
well.

Change-Id: Ib761cf9de875e7b80404797d4aa8d294ca56347a
2017-08-15 07:38:59 -05:00

70 lines
2.3 KiB
Python

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