Source code for designateclient.v2.utils

# Copyright 2015 Hewlett-Packard Development Company, L.P.
# Author: Endre Karlson <>
# 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
# 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.

from oslo_utils import uuidutils
from six import iteritems
from six import iterkeys
from six.moves.urllib.parse import parse_qs
from six.moves.urllib.parse import urlparse

from designateclient import exceptions

[docs]def resolve_by_name(func, name, *args): """ Helper to resolve a "name" a'la to it's ID by using REST api's query support and filtering on name. """ if uuidutils.is_uuid_like(name): return name results = func(criterion={"name": "%s" % name}, *args) length = len(results) if length == 1: return results[0]["id"] elif length == 0: raise exceptions.NotFound("Name %s didn't resolve" % name) else: msg = "Multiple matches found for %s, please use ID instead." % name raise exceptions.NoUniqueMatch(msg)
[docs]def parse_query_from_url(url): """ Helper to get key bits of data from the "next" url returned from the API on collections :param url: :return: dict """ values = parse_qs(urlparse(url)[4]) return {k: values[k][0] for k in iterkeys(values)}
[docs]def get_all(function, criterion=None, args=None): """ :param function: Function to be called to get data :param criterion: dict of filters to be applied :param args: arguments to be given to the function :return: DesignateList() """ criterion = criterion or {} args = args or [] data = function(*args, criterion=criterion) returned_data = data while True: if data.next_page: for k, v in iteritems(data.next_link_criterion): criterion[k] = v data = function(*args, criterion=criterion) returned_data.extend(data) else: break return returned_data
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