664 lines
23 KiB
Python
664 lines
23 KiB
Python
# Copyright 2012 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Copyright 2012 OpenStack Foundation
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# Copyright 2012 Nebula, Inc.
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#
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# 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 logging
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from django.conf import settings
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from django.utils.translation import ugettext_lazy as _
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import six.moves.urllib.parse as urlparse
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from keystoneclient import exceptions as keystone_exceptions
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from openstack_auth import backend
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from openstack_auth import utils as auth_utils
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from horizon import exceptions
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from horizon import messages
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from horizon.utils import functions as utils
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from openstack_dashboard.api import base
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LOG = logging.getLogger(__name__)
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DEFAULT_ROLE = None
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# Set up our data structure for managing Identity API versions, and
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# add a couple utility methods to it.
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class IdentityAPIVersionManager(base.APIVersionManager):
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def upgrade_v2_user(self, user):
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if getattr(user, "project_id", None) is None:
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user.project_id = getattr(user, "tenantId", None)
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return user
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def get_project_manager(self, *args, **kwargs):
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if VERSIONS.active < 3:
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manager = keystoneclient(*args, **kwargs).tenants
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else:
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manager = keystoneclient(*args, **kwargs).projects
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return manager
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VERSIONS = IdentityAPIVersionManager(
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"identity", preferred_version=auth_utils.get_keystone_version())
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# Import from oldest to newest so that "preferred" takes correct precedence.
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try:
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from keystoneclient.v2_0 import client as keystone_client_v2
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VERSIONS.load_supported_version(2.0, {"client": keystone_client_v2})
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except ImportError:
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pass
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try:
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from keystoneclient.v3 import client as keystone_client_v3
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VERSIONS.load_supported_version(3, {"client": keystone_client_v3})
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except ImportError:
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pass
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class Service(base.APIDictWrapper):
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"""Wrapper for a dict based on the service data from keystone."""
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_attrs = ['id', 'type', 'name']
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def __init__(self, service, region, *args, **kwargs):
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super(Service, self).__init__(service, *args, **kwargs)
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self.public_url = base.get_url_for_service(service, region,
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'publicURL')
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self.url = base.get_url_for_service(service, region, 'internalURL')
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if self.url:
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self.host = urlparse.urlparse(self.url).hostname
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else:
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self.host = None
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self.disabled = None
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self.region = region
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def __unicode__(self):
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if(self.type == "identity"):
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return _("%(type)s (%(backend)s backend)") \
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% {"type": self.type, "backend": keystone_backend_name()}
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else:
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return self.type
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def __repr__(self):
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return "<Service: %s>" % unicode(self)
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def _get_endpoint_url(request, endpoint_type, catalog=None):
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if getattr(request.user, "service_catalog", None):
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url = base.url_for(request,
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service_type='identity',
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endpoint_type=endpoint_type)
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else:
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auth_url = getattr(settings, 'OPENSTACK_KEYSTONE_URL')
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url = request.session.get('region_endpoint', auth_url)
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# TODO(gabriel): When the Service Catalog no longer contains API versions
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# in the endpoints this can be removed.
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url = url.rstrip('/')
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url = urlparse.urljoin(url, 'v%s' % VERSIONS.active)
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return url
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def keystoneclient(request, admin=False):
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"""Returns a client connected to the Keystone backend.
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Several forms of authentication are supported:
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* Username + password -> Unscoped authentication
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* Username + password + tenant id -> Scoped authentication
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* Unscoped token -> Unscoped authentication
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* Unscoped token + tenant id -> Scoped authentication
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* Scoped token -> Scoped authentication
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Available services and data from the backend will vary depending on
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whether the authentication was scoped or unscoped.
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Lazy authentication if an ``endpoint`` parameter is provided.
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Calls requiring the admin endpoint should have ``admin=True`` passed in
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as a keyword argument.
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The client is cached so that subsequent API calls during the same
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request/response cycle don't have to be re-authenticated.
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"""
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user = request.user
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if admin:
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if not user.is_superuser:
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raise exceptions.NotAuthorized
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endpoint_type = 'adminURL'
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else:
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endpoint_type = getattr(settings,
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'OPENSTACK_ENDPOINT_TYPE',
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'internalURL')
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api_version = VERSIONS.get_active_version()
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# Take care of client connection caching/fetching a new client.
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# Admin vs. non-admin clients are cached separately for token matching.
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cache_attr = "_keystoneclient_admin" if admin \
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else backend.KEYSTONE_CLIENT_ATTR
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if hasattr(request, cache_attr) and (not user.token.id
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or getattr(request, cache_attr).auth_token == user.token.id):
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LOG.debug("Using cached client for token: %s" % user.token.id)
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conn = getattr(request, cache_attr)
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else:
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endpoint = _get_endpoint_url(request, endpoint_type)
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insecure = getattr(settings, 'OPENSTACK_SSL_NO_VERIFY', False)
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cacert = getattr(settings, 'OPENSTACK_SSL_CACERT', None)
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LOG.debug("Creating a new keystoneclient connection to %s." % endpoint)
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remote_addr = request.environ.get('REMOTE_ADDR', '')
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conn = api_version['client'].Client(token=user.token.id,
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endpoint=endpoint,
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original_ip=remote_addr,
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insecure=insecure,
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cacert=cacert,
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auth_url=endpoint,
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debug=settings.DEBUG)
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setattr(request, cache_attr, conn)
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return conn
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def domain_create(request, name, description=None, enabled=None):
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manager = keystoneclient(request, admin=True).domains
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return manager.create(name,
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description=description,
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enabled=enabled)
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def domain_get(request, domain_id):
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manager = keystoneclient(request, admin=True).domains
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return manager.get(domain_id)
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def domain_delete(request, domain_id):
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manager = keystoneclient(request, admin=True).domains
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return manager.delete(domain_id)
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def domain_list(request):
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manager = keystoneclient(request, admin=True).domains
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return manager.list()
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def domain_update(request, domain_id, name=None, description=None,
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enabled=None):
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manager = keystoneclient(request, admin=True).domains
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return manager.update(domain_id, name, description, enabled)
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def tenant_create(request, name, description=None, enabled=None,
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domain=None, **kwargs):
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manager = VERSIONS.get_project_manager(request, admin=True)
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if VERSIONS.active < 3:
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return manager.create(name, description, enabled, **kwargs)
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else:
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return manager.create(name, domain,
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description=description,
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enabled=enabled, **kwargs)
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def get_default_domain(request):
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"""Gets the default domain object to use when creating Identity object.
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Returns the domain context if is set, otherwise return the domain
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of the logon user.
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"""
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domain_id = request.session.get("domain_context", None)
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domain_name = request.session.get("domain_context_name", None)
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# if running in Keystone V3 or later
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if VERSIONS.active >= 3 and not domain_id:
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# if no domain context set, default to users' domain
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domain_id = request.user.user_domain_id
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try:
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domain = domain_get(request, domain_id)
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domain_name = domain.name
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except Exception:
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LOG.warning("Unable to retrieve Domain: %s" % domain_id)
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domain = base.APIDictWrapper({"id": domain_id,
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"name": domain_name})
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return domain
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# TODO(gabriel): Is there ever a valid case for admin to be false here?
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# A quick search through the codebase reveals that it's always called with
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# admin=true so I suspect we could eliminate it entirely as with the other
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# tenant commands.
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def tenant_get(request, project, admin=True):
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manager = VERSIONS.get_project_manager(request, admin=admin)
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return manager.get(project)
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def tenant_delete(request, project):
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manager = VERSIONS.get_project_manager(request, admin=True)
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return manager.delete(project)
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def tenant_list(request, paginate=False, marker=None, domain=None, user=None):
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manager = VERSIONS.get_project_manager(request, admin=True)
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page_size = utils.get_page_size(request)
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limit = None
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if paginate:
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limit = page_size + 1
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has_more_data = False
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if VERSIONS.active < 3:
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tenants = manager.list(limit, marker)
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if paginate and len(tenants) > page_size:
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tenants.pop(-1)
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has_more_data = True
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else:
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tenants = manager.list(domain=domain, user=user)
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return (tenants, has_more_data)
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def tenant_update(request, project, name=None, description=None,
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enabled=None, domain=None, **kwargs):
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manager = VERSIONS.get_project_manager(request, admin=True)
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if VERSIONS.active < 3:
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return manager.update(project, name, description, enabled, **kwargs)
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else:
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return manager.update(project, name=name, description=description,
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enabled=enabled, domain=domain, **kwargs)
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def user_list(request, project=None, domain=None, group=None):
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if VERSIONS.active < 3:
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kwargs = {"tenant_id": project}
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else:
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kwargs = {
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"project": project,
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"domain": domain,
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"group": group
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}
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users = keystoneclient(request, admin=True).users.list(**kwargs)
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return [VERSIONS.upgrade_v2_user(user) for user in users]
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def user_create(request, name=None, email=None, password=None, project=None,
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enabled=None, domain=None):
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manager = keystoneclient(request, admin=True).users
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if VERSIONS.active < 3:
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user = manager.create(name, password, email, project, enabled)
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return VERSIONS.upgrade_v2_user(user)
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else:
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return manager.create(name, password=password, email=email,
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project=project, enabled=enabled, domain=domain)
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def user_delete(request, user_id):
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return keystoneclient(request, admin=True).users.delete(user_id)
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def user_get(request, user_id, admin=True):
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user = keystoneclient(request, admin=admin).users.get(user_id)
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return VERSIONS.upgrade_v2_user(user)
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def user_update(request, user, **data):
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manager = keystoneclient(request, admin=True).users
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error = None
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if not keystone_can_edit_user():
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raise keystone_exceptions.ClientException(405, _("Identity service "
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"does not allow editing user data."))
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# The v2 API updates user model, password and default project separately
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if VERSIONS.active < 3:
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password = data.pop('password')
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project = data.pop('project')
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# Update user details
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try:
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user = manager.update(user, **data)
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except Exception:
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error = exceptions.handle(request, ignore=True)
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# Update default tenant
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try:
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user_update_tenant(request, user, project)
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user.tenantId = project
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except Exception:
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error = exceptions.handle(request, ignore=True)
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# Check for existing roles
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# Show a warning if no role exists for the project
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user_roles = roles_for_user(request, user, project)
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if not user_roles:
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messages.warning(request,
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_('User %s has no role defined for '
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'that project.')
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% data.get('name', None))
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# If present, update password
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# FIXME(gabriel): password change should be its own form + view
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if password:
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try:
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user_update_password(request, user, password)
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if user.id == request.user.id:
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return utils.logout_with_message(
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request,
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_("Password changed. Please log in again to continue.")
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)
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except Exception:
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error = exceptions.handle(request, ignore=True)
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if error is not None:
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raise error
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# v3 API is so much simpler...
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else:
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if not data['password']:
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data.pop('password')
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user = manager.update(user, **data)
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if data.get('password') and user.id == request.user.id:
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return utils.logout_with_message(
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request,
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_("Password changed. Please log in again to continue.")
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)
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def user_update_enabled(request, user, enabled):
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manager = keystoneclient(request, admin=True).users
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if VERSIONS.active < 3:
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return manager.update_enabled(user, enabled)
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else:
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return manager.update(user, enabled=enabled)
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def user_update_password(request, user, password, admin=True):
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manager = keystoneclient(request, admin=admin).users
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if VERSIONS.active < 3:
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return manager.update_password(user, password)
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else:
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return manager.update(user, password=password)
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def user_update_own_password(request, origpassword, password):
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client = keystoneclient(request, admin=False)
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client.user_id = request.user.id
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if VERSIONS.active < 3:
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return client.users.update_own_password(origpassword, password)
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else:
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return client.users.update_password(origpassword, password)
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def user_update_tenant(request, user, project, admin=True):
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manager = keystoneclient(request, admin=admin).users
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if VERSIONS.active < 3:
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return manager.update_tenant(user, project)
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else:
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return manager.update(user, project=project)
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def group_create(request, domain_id, name, description=None):
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manager = keystoneclient(request, admin=True).groups
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return manager.create(domain=domain_id,
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name=name,
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description=description)
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def group_get(request, group_id, admin=True):
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manager = keystoneclient(request, admin=admin).groups
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return manager.get(group_id)
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def group_delete(request, group_id):
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manager = keystoneclient(request, admin=True).groups
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return manager.delete(group_id)
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def group_list(request, domain=None, project=None, user=None):
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manager = keystoneclient(request, admin=True).groups
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groups = manager.list(user=user, domain=domain)
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if project:
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project_groups = []
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for group in groups:
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roles = roles_for_group(request, group=group.id, project=project)
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if roles and len(roles) > 0:
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project_groups.append(group)
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groups = project_groups
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return groups
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def group_update(request, group_id, name=None, description=None):
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manager = keystoneclient(request, admin=True).groups
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return manager.update(group=group_id,
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name=name,
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description=description)
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def add_group_user(request, group_id, user_id):
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manager = keystoneclient(request, admin=True).users
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return manager.add_to_group(group=group_id, user=user_id)
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def remove_group_user(request, group_id, user_id):
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manager = keystoneclient(request, admin=True).users
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return manager.remove_from_group(group=group_id, user=user_id)
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def role_assignments_list(request, project=None, user=None, role=None,
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group=None, domain=None, effective=False):
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if VERSIONS.active < 3:
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raise exceptions.NotAvailable
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manager = keystoneclient(request, admin=True).role_assignments
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return manager.list(project=project, user=user, role=role, group=group,
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domain=domain, effective=effective)
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def role_create(request, name):
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manager = keystoneclient(request, admin=True).roles
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return manager.create(name)
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def role_get(request, role_id):
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manager = keystoneclient(request, admin=True).roles
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return manager.get(role_id)
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def role_update(request, role_id, name=None):
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manager = keystoneclient(request, admin=True).roles
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return manager.update(role_id, name)
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def role_delete(request, role_id):
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manager = keystoneclient(request, admin=True).roles
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return manager.delete(role_id)
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def role_list(request):
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"""Returns a global list of available roles."""
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return keystoneclient(request, admin=True).roles.list()
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def roles_for_user(request, user, project):
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manager = keystoneclient(request, admin=True).roles
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if VERSIONS.active < 3:
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return manager.roles_for_user(user, project)
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else:
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return manager.list(user=user, project=project)
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def get_project_users_roles(request, project):
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users_roles = {}
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if VERSIONS.active < 3:
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project_users = user_list(request, project=project)
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for user in project_users:
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roles = roles_for_user(request, user.id, project)
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roles_ids = [role.id for role in roles]
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users_roles[user.id] = roles_ids
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else:
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project_role_assignments = role_assignments_list(request,
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project=project)
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for role_assignment in project_role_assignments:
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if not hasattr(role_assignment, 'user'):
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continue
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user_id = role_assignment.user['id']
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role_id = role_assignment.role['id']
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if user_id in users_roles:
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users_roles[user_id].append(role_id)
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else:
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users_roles[user_id] = [role_id]
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return users_roles
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def add_tenant_user_role(request, project=None, user=None, role=None,
|
|
group=None, domain=None):
|
|
"""Adds a role for a user on a tenant."""
|
|
manager = keystoneclient(request, admin=True).roles
|
|
if VERSIONS.active < 3:
|
|
return manager.add_user_role(user, role, project)
|
|
else:
|
|
return manager.grant(role, user=user, project=project,
|
|
group=group, domain=domain)
|
|
|
|
|
|
def remove_tenant_user_role(request, project=None, user=None, role=None,
|
|
group=None, domain=None):
|
|
"""Removes a given single role for a user from a tenant."""
|
|
manager = keystoneclient(request, admin=True).roles
|
|
if VERSIONS.active < 3:
|
|
return manager.remove_user_role(user, role, project)
|
|
else:
|
|
return manager.revoke(role, user=user, project=project,
|
|
group=group, domain=domain)
|
|
|
|
|
|
def remove_tenant_user(request, project=None, user=None, domain=None):
|
|
"""Removes all roles from a user on a tenant, removing them from it."""
|
|
client = keystoneclient(request, admin=True)
|
|
roles = client.roles.roles_for_user(user, project)
|
|
for role in roles:
|
|
remove_tenant_user_role(request, user=user, role=role.id,
|
|
project=project, domain=domain)
|
|
|
|
|
|
def roles_for_group(request, group, domain=None, project=None):
|
|
manager = keystoneclient(request, admin=True).roles
|
|
return manager.list(group=group, domain=domain, project=project)
|
|
|
|
|
|
def add_group_role(request, role, group, domain=None, project=None):
|
|
"""Adds a role for a group on a domain or project."""
|
|
manager = keystoneclient(request, admin=True).roles
|
|
return manager.grant(role=role, group=group, domain=domain,
|
|
project=project)
|
|
|
|
|
|
def remove_group_role(request, role, group, domain=None, project=None):
|
|
"""Removes a given single role for a group from a domain or project."""
|
|
manager = keystoneclient(request, admin=True).roles
|
|
return manager.revoke(role=role, group=group, project=project,
|
|
domain=domain)
|
|
|
|
|
|
def remove_group_roles(request, group, domain=None, project=None):
|
|
"""Removes all roles from a group on a domain or project,
|
|
removing them from it.
|
|
"""
|
|
client = keystoneclient(request, admin=True)
|
|
roles = client.roles.list(group=group, domain=domain, project=project)
|
|
for role in roles:
|
|
remove_group_role(request, role=role.id, group=group,
|
|
domain=domain, project=project)
|
|
|
|
|
|
def get_default_role(request):
|
|
"""Gets the default role object from Keystone and saves it as a global
|
|
since this is configured in settings and should not change from request
|
|
to request. Supports lookup by name or id.
|
|
"""
|
|
global DEFAULT_ROLE
|
|
default = getattr(settings, "OPENSTACK_KEYSTONE_DEFAULT_ROLE", None)
|
|
if default and DEFAULT_ROLE is None:
|
|
try:
|
|
roles = keystoneclient(request, admin=True).roles.list()
|
|
except Exception:
|
|
roles = []
|
|
exceptions.handle(request)
|
|
for role in roles:
|
|
if role.id == default or role.name == default:
|
|
DEFAULT_ROLE = role
|
|
break
|
|
return DEFAULT_ROLE
|
|
|
|
|
|
def ec2_manager(request):
|
|
client = keystoneclient(request)
|
|
if hasattr(client, 'ec2'):
|
|
return client.ec2
|
|
|
|
# Keystoneclient 4.0 was released without the ec2 creds manager.
|
|
from keystoneclient.v2_0 import ec2
|
|
return ec2.CredentialsManager(client)
|
|
|
|
|
|
def list_ec2_credentials(request, user_id):
|
|
return ec2_manager(request).list(user_id)
|
|
|
|
|
|
def create_ec2_credentials(request, user_id, tenant_id):
|
|
return ec2_manager(request).create(user_id, tenant_id)
|
|
|
|
|
|
def get_user_ec2_credentials(request, user_id, access_token):
|
|
return ec2_manager(request).get(user_id, access_token)
|
|
|
|
|
|
def keystone_can_edit_domain():
|
|
backend_settings = getattr(settings, "OPENSTACK_KEYSTONE_BACKEND", {})
|
|
can_edit_domain = backend_settings.get('can_edit_domain', True)
|
|
multi_domain_support = getattr(settings,
|
|
'OPENSTACK_KEYSTONE_MULTIDOMAIN_SUPPORT',
|
|
False)
|
|
return can_edit_domain and multi_domain_support
|
|
|
|
|
|
def keystone_can_edit_user():
|
|
backend_settings = getattr(settings, "OPENSTACK_KEYSTONE_BACKEND", {})
|
|
return backend_settings.get('can_edit_user', True)
|
|
|
|
|
|
def keystone_can_edit_project():
|
|
backend_settings = getattr(settings, "OPENSTACK_KEYSTONE_BACKEND", {})
|
|
return backend_settings.get('can_edit_project', True)
|
|
|
|
|
|
def keystone_can_edit_group():
|
|
backend_settings = getattr(settings, "OPENSTACK_KEYSTONE_BACKEND", {})
|
|
return backend_settings.get('can_edit_group', True)
|
|
|
|
|
|
def keystone_can_edit_role():
|
|
backend_settings = getattr(settings, "OPENSTACK_KEYSTONE_BACKEND", {})
|
|
return backend_settings.get('can_edit_role', True)
|
|
|
|
|
|
def keystone_backend_name():
|
|
if hasattr(settings, "OPENSTACK_KEYSTONE_BACKEND"):
|
|
return settings.OPENSTACK_KEYSTONE_BACKEND['name']
|
|
else:
|
|
return 'unknown'
|