ab09d3eb5f
oslo_utils moved out of the oslo namespace. bp drop-namespace-packages Change-Id: I72e67dc1f649ba137dd06f5ab7133858c6abd67d
261 lines
8.1 KiB
Python
261 lines
8.1 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import datetime
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from oslo_utils import timeutils
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from keystoneclient import utils
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__all__ = ['DiscoveryList',
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'V2Discovery',
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'V3Discovery',
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]
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_DEFAULT_DAYS_AGO = 30
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class DiscoveryBase(dict):
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"""The basic version discovery structure.
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All version discovery elements should have access to these values.
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:param string id: The version id for this version entry.
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:param string status: The status of this entry.
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:param DateTime updated: When the API was last updated.
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"""
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@utils.positional()
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def __init__(self, id, status=None, updated=None):
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super(DiscoveryBase, self).__init__()
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self.id = id
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self.status = status or 'stable'
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self.updated = updated or (timeutils.utcnow() -
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datetime.timedelta(days=_DEFAULT_DAYS_AGO))
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@property
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def id(self):
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return self.get('id')
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@id.setter
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def id(self, value):
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self['id'] = value
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@property
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def status(self):
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return self.get('status')
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@status.setter
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def status(self, value):
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self['status'] = value
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@property
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def links(self):
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return self.setdefault('links', [])
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@property
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def updated_str(self):
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return self.get('updated')
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@updated_str.setter
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def updated_str(self, value):
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self['updated'] = value
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@property
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def updated(self):
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return timeutils.parse_isotime(self.updated_str)
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@updated.setter
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def updated(self, value):
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self.updated_str = timeutils.isotime(value)
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@utils.positional()
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def add_link(self, href, rel='self', type=None):
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link = {'href': href, 'rel': rel}
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if type:
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link['type'] = type
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self.links.append(link)
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return link
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@property
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def media_types(self):
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return self.setdefault('media-types', [])
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@utils.positional(1)
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def add_media_type(self, base, type):
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mt = {'base': base, 'type': type}
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self.media_types.append(mt)
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return mt
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class V2Discovery(DiscoveryBase):
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"""A Version element for a V2 identity service endpoint.
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Provides some default values and helper methods for creating a v2.0
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endpoint version structure. Clients should use this instead of creating
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their own structures.
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:param string href: The url that this entry should point to.
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:param string id: The version id that should be reported. (optional)
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Defaults to 'v2.0'.
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:param bool html: Add HTML describedby links to the structure.
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:param bool pdf: Add PDF describedby links to the structure.
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"""
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_DESC_URL = 'http://docs.openstack.org/api/openstack-identity-service/2.0/'
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@utils.positional()
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def __init__(self, href, id=None, html=True, pdf=True, **kwargs):
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super(V2Discovery, self).__init__(id or 'v2.0', **kwargs)
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self.add_link(href)
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if html:
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self.add_html_description()
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if pdf:
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self.add_pdf_description()
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def add_html_description(self):
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"""Add the HTML described by links.
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The standard structure includes a link to a HTML document with the
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API specification. Add it to this entry.
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"""
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self.add_link(href=self._DESC_URL + 'content',
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rel='describedby',
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type='text/html')
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def add_pdf_description(self):
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"""Add the PDF described by links.
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The standard structure includes a link to a PDF document with the
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API specification. Add it to this entry.
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"""
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self.add_link(href=self._DESC_URL + 'identity-dev-guide-2.0.pdf',
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rel='describedby',
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type='application/pdf')
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class V3Discovery(DiscoveryBase):
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"""A Version element for a V3 identity service endpoint.
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Provides some default values and helper methods for creating a v3
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endpoint version structure. Clients should use this instead of creating
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their own structures.
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:param href: The url that this entry should point to.
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:param string id: The version id that should be reported. (optional)
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Defaults to 'v3.0'.
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:param bool json: Add JSON media-type elements to the structure.
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:param bool xml: Add XML media-type elements to the structure.
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"""
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@utils.positional()
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def __init__(self, href, id=None, json=True, xml=True, **kwargs):
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super(V3Discovery, self).__init__(id or 'v3.0', **kwargs)
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self.add_link(href)
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if json:
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self.add_json_media_type()
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if xml:
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self.add_xml_media_type()
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def add_json_media_type(self):
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"""Add the JSON media-type links.
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The standard structure includes a list of media-types that the endpoint
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supports. Add JSON to the list.
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"""
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self.add_media_type(base='application/json',
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type='application/vnd.openstack.identity-v3+json')
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def add_xml_media_type(self):
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"""Add the XML media-type links.
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The standard structure includes a list of media-types that the endpoint
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supports. Add XML to the list.
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"""
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self.add_media_type(base='application/xml',
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type='application/vnd.openstack.identity-v3+xml')
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class DiscoveryList(dict):
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"""A List of version elements.
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Creates a correctly structured list of identity service endpoints for
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use in testing with discovery.
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:param string href: The url that this should be based at.
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:param bool v2: Add a v2 element.
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:param bool v3: Add a v3 element.
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:param string v2_status: The status to use for the v2 element.
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:param DateTime v2_updated: The update time to use for the v2 element.
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:param bool v2_html: True to add a html link to the v2 element.
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:param bool v2_pdf: True to add a pdf link to the v2 element.
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:param string v3_status: The status to use for the v3 element.
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:param DateTime v3_updated: The update time to use for the v3 element.
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:param bool v3_json: True to add a html link to the v2 element.
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:param bool v3_xml: True to add a pdf link to the v2 element.
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"""
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TEST_URL = 'http://keystone.host:5000/'
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@utils.positional(2)
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def __init__(self, href=None, v2=True, v3=True, v2_id=None, v3_id=None,
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v2_status=None, v2_updated=None, v2_html=True, v2_pdf=True,
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v3_status=None, v3_updated=None, v3_json=True, v3_xml=True):
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super(DiscoveryList, self).__init__(versions={'values': []})
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href = href or self.TEST_URL
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if v2:
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v2_href = href.rstrip('/') + '/v2.0'
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self.add_v2(v2_href, id=v2_id, status=v2_status,
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updated=v2_updated, html=v2_html, pdf=v2_pdf)
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if v3:
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v3_href = href.rstrip('/') + '/v3'
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self.add_v3(v3_href, id=v3_id, status=v3_status,
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updated=v3_updated, json=v3_json, xml=v3_xml)
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@property
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def versions(self):
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return self['versions']['values']
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def add_version(self, version):
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"""Add a new version structure to the list.
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:param dict version: A new version structure to add to the list.
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"""
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self.versions.append(version)
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def add_v2(self, href, **kwargs):
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"""Add a v2 version to the list.
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The parameters are the same as V2Discovery.
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"""
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obj = V2Discovery(href, **kwargs)
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self.add_version(obj)
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return obj
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def add_v3(self, href, **kwargs):
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"""Add a v3 version to the list.
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The parameters are the same as V3Discovery.
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"""
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obj = V3Discovery(href, **kwargs)
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self.add_version(obj)
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return obj
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