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# Copyright 2012 OpenStack Foundation
# All Rights Reserved.
#
# 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 base64
import os
from six.moves.urllib import error
from six.moves.urllib import parse
from six.moves.urllib import request
from shade import exc
def base_url_for_url(url):
parsed = parse.urlparse(url)
parsed_dir = os.path.dirname(parsed.path)
return parse.urljoin(url, parsed_dir)
def normalise_file_path_to_url(path):
if parse.urlparse(path).scheme:
return path
path = os.path.abspath(path)
return parse.urljoin('file:', request.pathname2url(path))
def read_url_content(url):
try:
# TODO(mordred) Use requests
content = request.urlopen(url).read()
except error.URLError:
raise exc.OpenStackCloudException(
'Could not fetch contents for %s' % url)
if content:
try:
content.decode('utf-8')
except ValueError:
content = base64.encodestring(content)
return content
def resource_nested_identifier(rsrc):
nested_link = [l for l in rsrc.links or []
if l.get('rel') == 'nested']
if nested_link:
nested_href = nested_link[0].get('href')
nested_identifier = nested_href.split("/")[-2:]
return "/".join(nested_identifier)
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