--- /dev/null
+# Copyright (c) 2017-2018 Wind River System Inc.
+#
+# 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 logging
+import json
+import traceback
+
+from keystoneauth1.exceptions import HttpError
+import re
+from rest_framework.permissions import BasePermission
+from rest_framework.response import Response
+from rest_framework import status
+from rest_framework.views import APIView
+
+from newton.proxy.views.proxy_utils import ProxyUtils
+from newton.pub.exceptions import VimDriverNewtonException
+from newton.pub.msapi import extsys
+from newton.requests.views.util import VimDriverUtils
+
+logger = logging.getLogger(__name__)
+
+DEBUG=True
+
+
+class HasValidToken(BasePermission):
+
+ def has_permission(self, request, view):
+ logger.debug("HasValidToken--has_permission::META> %s" % request.META)
+ token = request.META.get('HTTP_X_AUTH_TOKEN', None)
+ if token:
+ state, metadata = VimDriverUtils.get_token_cache(token)
+ if state:
+ return True
+ return False
+
+
+class Services(APIView):
+ permission_classes = (HasValidToken,)
+
+ def __init__(self):
+ self._logger = logger
+
+ def _get_token(self, request):
+ return request.META.get('HTTP_X_AUTH_TOKEN', None)
+
+ def _get_resource_and_metadata(self, servicetype, metadata_catalog, requri):
+ real_prefix = None
+ proxy_prefix = None
+ suffix = None
+ if servicetype and metadata_catalog:
+ metadata_catalog = json.loads(metadata_catalog)
+ service_metadata = metadata_catalog.get(servicetype, None)
+ if service_metadata:
+ real_prefix = service_metadata['prefix']
+ proxy_prefix = service_metadata['proxy_prefix']
+ suffix = service_metadata['suffix']
+
+ if not real_prefix or not proxy_prefix:
+ raise VimDriverNewtonException(message="internal state error",
+ content="invalid cached metadata",
+ status_code=status.HTTP_500_INTERNAL_SERVER_ERROR)
+
+ if requri == suffix:
+ requri = None
+
+ if suffix and requri:
+ # remove the suffix from the requri to avoid duplicated suffix in real request uri later
+ tmp_pattern = re.compile(suffix)
+ requri = tmp_pattern.sub('', requri)
+
+ req_resource = ''
+ if requri and requri != '':
+ req_resource = "/" if re.match(r'//', requri) else '' + requri
+ return req_resource, metadata_catalog
+
+ def _do_action(self, action, request, vim_id, servicetype, requri):
+ tmp_auth_token = self._get_token(request)
+ try:
+ #special handling of compute/v2 request from APPC, temp solution for A release
+ if servicetype == 'compute':
+ tmp_pattern = re.compile(r'^v2/(.+)')
+ requri = tmp_pattern.sub(r'v2.1/' + r'\1', requri)
+
+
+ vim = VimDriverUtils.get_vim_info(vim_id)
+ # fetch the auth_state out of cache
+ auth_state, metadata_catalog = VimDriverUtils.get_token_cache(tmp_auth_token)
+ req_resource, metadata_catalog = self._get_resource_and_metadata(servicetype, metadata_catalog, requri)
+ sess = VimDriverUtils.get_session(vim, auth_state=auth_state)
+
+ cloud_owner, regionid = extsys.decode_vim_id(vim_id)
+ interface = 'public'
+ service = {
+ 'service_type': servicetype,
+ 'interface': interface,
+ 'region_id': regionid
+ }
+
+ querystr = VimDriverUtils.get_query_part(request)
+ if querystr:
+ req_resource += "?" + querystr
+
+ self._logger.debug("hhb service " + action + " request uri %s" % (req_resource))
+ if(action == "get"):
+ resp = sess.get(req_resource, endpoint_filter=service,
+ headers={"Content-Type": "application/json",
+ "Accept": "application/json"})
+ elif(action == "post"):
+ resp = sess.post(req_resource, data=json.JSONEncoder().encode(request.data),
+ endpoint_filter=service,
+ headers={"Content-Type": "application/json",
+ "Accept": "application/json"})
+ elif(action == "put"):
+ resp = sess.put(req_resource, data=json.JSONEncoder().encode(request.data),
+ endpoint_filter=service,
+ headers={"Content-Type": "application/json",
+ "Accept": "application/json"})
+ elif(action == "patch"):
+ resp = sess.patch(req_resource, data=json.JSONEncoder().encode(request.data),
+ endpoint_filter=service,
+ headers={"Content-Type": "application/json",
+ "Accept": "application/json"})
+ elif (action == "delete"):
+ resp = sess.delete(req_resource, endpoint_filter=service,
+ headers={"Content-Type": "application/json",
+ "Accept": "application/json"})
+ content = resp.json() if resp.content else None
+ self._logger.debug("service " + action + " response: %s, %s" % (resp.status_code, content))
+
+ if (action == "delete"):
+ return Response(headers={'X-Subject-Token': tmp_auth_token}, status=resp.status_code)
+ else:
+ content = ProxyUtils.update_prefix(metadata_catalog, content)
+ if (action == "get"):
+ if requri == '/v3/auth/catalog' and content and content.get("catalog"):
+ content['catalog'] = ProxyUtils.update_catalog_dnsaas(
+ vim_id, content['catalog'], self.proxy_prefix, vim)
+ return Response(headers={'X-Subject-Token': tmp_auth_token}, data=content, status=resp.status_code)
+
+ except VimDriverNewtonException as e:
+ return Response(data={'error': e.content}, status=e.status_code)
+ except HttpError as e:
+ self._logger.error("HttpError: status:%s, response:%s" % (e.http_status, e.response.json()))
+ return Response(data=e.response.json(), status=e.http_status)
+ except Exception as e:
+ self._logger.error(traceback.format_exc())
+ return Response(data={'error': str(e)},
+ status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+
+ def head(self, request, vimid="", servicetype="", requri=""):
+ #self._logger.debug("Services--head::META> %s" % request.META)
+ self._logger.debug("Services--head::data> %s" % request.data)
+ self._logger.debug("Services--head::vimid, servicetype, requri> %s,%s,%s"
+ % (vimid, servicetype, requri))
+
+ token = self._get_token(request)
+ try:
+ vim = VimDriverUtils.get_vim_info(vimid)
+ auth_state, metadata_catalog = VimDriverUtils.get_token_cache(token)
+ sess = VimDriverUtils.get_session(vim, auth_state=auth_state)
+
+ req_resource = ''
+ if requri and requri != '':
+ req_resource = "/" if re.match(r'//', requri) else ''+ requri
+
+ cloud_owner, regionid = extsys.decode_vim_id(vimid)
+ interface = 'public'
+ service = {'service_type': servicetype,
+ 'interface': interface,
+ 'region_id': regionid}
+
+ self._logger.debug("service head request uri %s" % (req_resource))
+
+ resp = sess.head(req_resource, endpoint_filter=service)
+ content = resp.json() if resp.content else None
+ self._logger.debug("service head response: %s, %s" % (resp.status_code, content))
+
+ return Response(headers={'X-Subject-Token': token}, data=content, status=resp.status_code)
+ except VimDriverNewtonException as e:
+ return Response(data={'error': e.content}, status=e.status_code)
+ except HttpError as e:
+ self._logger.error("HttpError: status:%s, response:%s" % (e.http_status, e.response.json()))
+ return Response(data=e.response.json(), status=e.http_status)
+ except Exception as e:
+ self._logger.error(traceback.format_exc())
+ return Response(data={'error': str(e)},
+ status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+
+ def get(self, request, vimid="", servicetype="", requri=""):
+ #self._logger.debug("Services--get::META> %s" % request.META)
+ self._logger.debug("Services--get::data> %s" % request.data)
+ self._logger.debug("Services--get::vimid, servicetype, requri> %s,%s,%s"
+ % (vimid, servicetype, requri))
+ return self._do_action("get", request, vimid, servicetype, requri)
+
+ def post(self, request, vimid="", servicetype="", requri=""):
+ #self._logger.debug("Services--post::META> %s" % request.META)
+ self._logger.debug("Services--post::data> %s" % request.data)
+ self._logger.debug("Services--post::vimid, servicetype, requri> %s,%s,%s"
+ % (vimid, servicetype, requri))
+
+ return self._do_action("post", request, vimid, servicetype, requri)
+
+ def put(self, request, vimid="", servicetype="", requri=""):
+ #self._logger.debug("Services--put::META> %s" % request.META)
+ self._logger.debug("Services--put::data> %s" % request.data)
+ self._logger.debug("Services--put::vimid, servicetype, requri> %s,%s,%s"
+ % (vimid, servicetype, requri))
+ return self._do_action("put", request, vimid, servicetype, requri)
+
+ def patch(self, request, vimid="", servicetype="", requri=""):
+ #self._logger.debug("Services--patch::META> %s" % request.META)
+ self._logger.debug("Services--patch::data> %s" % request.data)
+ self._logger.debug("Services--patch::vimid, servicetype, requri> %s,%s,%s"
+ % (vimid, servicetype, requri))
+ return self._do_action("patch", request, vimid, servicetype, requri)
+
+ def delete(self, request, vimid="", servicetype="", requri=""):
+ #self._logger.debug("Services--delete::META> %s" % request.META)
+ self._logger.debug("Services--delete::data> %s" % request.data)
+ self._logger.debug("Services--delete::vimid, servicetype, requri> %s,%s,%s"
+ % (vimid, servicetype, requri))
+ return self._do_action("delete", request, vimid, servicetype, requri)
+
+
+class GetTenants(Services):
+ '''
+ Backward compatible API for /v2.0/tenants
+ '''
+
+ def __init__(self):
+ self._logger = logger
+
+ def get(self, request, vimid="", servicetype="identity", requri='projects'):
+ #self._logger.debug("GetTenants--get::META> %s" % request.META)
+ self._logger.debug("GetTenants--get::data> %s" % request.data)
+ self._logger.debug("GetTenants--get::vimid, servicetype, requri> %s,%s,%s"
+ % (vimid, servicetype, requri))
+
+ tmp_auth_token = request.META.get('HTTP_X_AUTH_TOKEN', None)
+
+ resp = super(GetTenants,self).get(request, vimid, servicetype, requri)
+ if resp.status_code == status.HTTP_200_OK:
+ content = resp.data
+ return Response(headers={'X-Subject-Token': tmp_auth_token}, data={'tenants': content['projects'],'tenants_links':[]},
+ status=resp.status_code)
+ else:
+ return resp
+
+ def head(self, request, vimid="", servicetype="", requri=""):
+ return Response(data={'error': 'unsupported operation'}, status=status.HTTP_400_BAD_REQUEST)
+
+ def post(self, request, vimid="", servicetype="", requri=""):
+ return Response(data={'error': 'unsupported operation'}, status=status.HTTP_400_BAD_REQUEST)
+
+ def put(self, request, vimid="", servicetype="", requri=""):
+ return Response(data={'error': 'unsupported operation'}, status=status.HTTP_400_BAD_REQUEST)
+
+ def patch(self, request, vimid="", servicetype="", requri=""):
+ return Response(data={'error': 'unsupported operation'}, status=status.HTTP_400_BAD_REQUEST)
+
+ def delete(self, request, vimid="", servicetype="", requri=""):
+ return Response(data={'error': 'unsupported operation'}, status=status.HTTP_400_BAD_REQUEST)
Code Review / multicloud / openstack.git / commitdiff