88 lines
3.1 KiB
Python
88 lines
3.1 KiB
Python
# Copyright 2013 IBM Corp.
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# Copyright 2010 OpenStack Foundation
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# All Rights Reserved.
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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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from oslo_middleware import request_id
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import webob.dec
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import webob.exc
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from nova.api.openstack import wsgi
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from nova.api import wsgi as base_wsgi
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import nova.conf
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from nova import context
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CONF = nova.conf.CONF
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class NoAuthMiddlewareBase(base_wsgi.Middleware):
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"""Return a fake token if one isn't specified."""
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def base_call(self, req, project_id_in_path, always_admin=True):
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if 'X-Auth-Token' not in req.headers:
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user_id = req.headers.get('X-Auth-User', 'admin')
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project_id = req.headers.get('X-Auth-Project-Id', 'admin')
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if project_id_in_path:
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os_url = '/'.join([req.url.rstrip('/'), project_id])
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else:
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os_url = req.url.rstrip('/')
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res = webob.Response()
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# NOTE(vish): This is expecting and returning Auth(1.1), whereas
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# keystone uses 2.0 auth. We should probably allow
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# 2.0 auth here as well.
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res.headers['X-Auth-Token'] = '%s:%s' % (user_id, project_id)
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res.headers['X-Server-Management-Url'] = os_url
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res.content_type = 'text/plain'
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res.status = '204'
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return res
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token = req.headers['X-Auth-Token']
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user_id, _sep, project_id = token.partition(':')
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project_id = project_id or user_id
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remote_address = getattr(req, 'remote_address', '127.0.0.1')
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if CONF.api.use_forwarded_for:
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remote_address = req.headers.get('X-Forwarded-For', remote_address)
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is_admin = always_admin or (user_id == 'admin')
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ctx = context.RequestContext(
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user_id, project_id, is_admin=is_admin,
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remote_address=remote_address,
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request_id=req.environ.get(request_id.ENV_REQUEST_ID))
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req.environ['nova.context'] = ctx
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return self.application
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class NoAuthMiddleware(NoAuthMiddlewareBase):
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"""Return a fake token if one isn't specified.
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noauth2 provides admin privs if 'admin' is provided as the user id.
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"""
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@webob.dec.wsgify(RequestClass=wsgi.Request)
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def __call__(self, req):
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return self.base_call(req, True, always_admin=False)
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class NoAuthMiddlewareV2_18(NoAuthMiddlewareBase):
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"""Return a fake token if one isn't specified.
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This provides a version of the middleware which does not add
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project_id into server management urls.
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"""
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@webob.dec.wsgify(RequestClass=wsgi.Request)
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def __call__(self, req):
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return self.base_call(req, False, always_admin=False)
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