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# Copyright (c) 2017-2018 Wind River Systems, 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 uuid
import traceback
from django.conf import settings
from newton_base.registration import registration as newton_registration
from common.exceptions import VimDriverNewtonException
from rest_framework import status
from rest_framework.response import Response
from common.msapi import extsys
from keystoneauth1.exceptions import HttpError
from newton_base.util import VimDriverUtils
from common.utils import restcall
logger = logging.getLogger(__name__)
# DEBUG=True
class Registry(newton_registration.Registry):
def __init__(self):
super(Registry, self).__init__()
self.proxy_prefix = settings.MULTICLOUD_PREFIX
self.aai_base_url = settings.AAI_BASE_URL
# self._logger = logger
def _get_ovsdpdk_capabilities(self, extra_specs, viminfo):
instruction_capability = {}
feature_uuid = uuid.uuid4()
instruction_capability['hpa-capability-id'] = str(feature_uuid)
instruction_capability['hpa-feature'] = 'ovsDpdk'
instruction_capability['architecture'] = 'Intel64'
instruction_capability['hpa-version'] = 'v1'
instruction_capability['hpa-feature-attributes'] = []
instruction_capability['hpa-feature-attributes'].append({'hpa-attribute-key': 'dataProcessingAccelerationLibrary',
'hpa-attribute-value':
'{{\"value\":\"{0}\"}}'.format("v17.02")
})
return instruction_capability
class APIv1Registry(newton_registration.Registry):
def __init__(self):
super(APIv1Registry, self).__init__()
self.proxy_prefix = settings.MULTICLOUD_API_V1_PREFIX
self.aai_base_url = settings.AAI_BASE_URL
# self._logger = logger
def _get_ovsdpdk_capabilities(self, extra_specs, viminfo):
instruction_capability = {}
feature_uuid = uuid.uuid4()
instruction_capability['hpa-capability-id'] = str(feature_uuid)
instruction_capability['hpa-feature'] = 'ovsDpdk'
instruction_capability['architecture'] = 'Intel64'
instruction_capability['hpa-version'] = 'v1'
instruction_capability['hpa-feature-attributes'] = []
instruction_capability['hpa-feature-attributes'].append({'hpa-attribute-key': 'dataProcessingAccelerationLibrary',
'hpa-attribute-value':
'{{\"value\":\"{0}\"}}'.format("v17.02")
})
return instruction_capability
def _update_cloud_region(self, cloud_owner, cloud_region_id, openstack_region_id, viminfo, session=None):
if cloud_owner and cloud_region_id:
self._logger.debug(
("_update_cloud_region, %(cloud_owner)s"
"_%(cloud_region_id)s ")
% {
"cloud_owner": cloud_owner,
"cloud_region_id": cloud_region_id
})
#Note1: The intent is to populate the openstack region id into property: cloud-region.esr-system-info.openstackRegionId
#Note2: As temp solution: the openstack region id was put into AAI cloud-region["cloud-epa-caps"]
resource_info = {
"cloud-owner": cloud_owner,
"cloud-region-id": cloud_region_id,
"cloud-type": viminfo["type"],
"cloud-region-version": viminfo["version"],
"identity-url": self.proxy_prefix + "/%s_%s/identity/v2.0" % (cloud_owner, cloud_region_id) \
if self.proxy_prefix[-3:] == "/v0" else \
self.proxy_prefix + "/%s/%s/identity/v2.0" % (cloud_owner, cloud_region_id),
"complex-name": viminfo["complex-name"],
"cloud-extra-info": viminfo["cloud_extra_info"],
"cloud-epa-caps":openstack_region_id,
"esr-system-info-list":{
"esr-system-info":[
{
"esr-system-info-id": str(uuid.uuid4()),
"service-url": viminfo["url"],
"user-name": viminfo["userName"],
"password": viminfo["password"],
"system-type":"VIM",
"ssl-cacert":viminfo["cacert"],
"ssl-insecure": viminfo["insecure"],
"cloud-domain": viminfo["domain"],
"default-tenant": viminfo["tenant"]
}
]
}
}
#get the resource first
resource_url = ("/cloud-infrastructure/cloud-regions/"
"cloud-region/%(cloud_owner)s/%(cloud_region_id)s"
% {
"cloud_owner": cloud_owner,
"cloud_region_id": cloud_region_id
})
# get cloud-region
retcode, content, status_code = \
restcall.req_to_aai(resource_url, "GET")
# add resource-version
if retcode == 0 and content:
content = json.JSONDecoder().decode(content)
#resource_info["resource-version"] = content["resource-version"]
content.update(resource_info)
resource_info = content
#then update the resource
retcode, content, status_code = \
restcall.req_to_aai(resource_url, "PUT", content=resource_info)
self._logger.debug(
("_update_cloud_region,%(cloud_owner)s"
"_%(cloud_region_id)s , "
"return %(retcode)s, %(content)s, %(status_code)s")
% {
"cloud_owner": cloud_owner,
"cloud_region_id": cloud_region_id,
"retcode": retcode,
"content": content,
"status_code": status_code,
})
# wait and confirm the update has been available for next AAI calls
while True:
# get cloud-region
retcode2, content2, status_code2 = \
restcall.req_to_aai(resource_url, "GET")
if retcode2 == 0 and content2:
content2 = json.JSONDecoder().decode(content2)
if content2.get("identity-url", None) == resource_info.get("identity-url", None):
break
return retcode
return 1 # unknown cloud owner,region_id
def _discover_regions(self, cloud_owner="", cloud_region_id="", session=None, viminfo=None):
try:
regions = []
vimid = extsys.encode_vim_id(cloud_owner, cloud_region_id)
isDistributedCloud = False;
openstackregions = self._get_list_resources(
"/regions", "identity", session, viminfo, vimid,
"regions")
for region in openstackregions:
if (region['id'] == 'SystemController'):
isDistributedCloud = True;
break
else:
continue
for region in openstackregions:
if (region['id'] == 'SystemController'):
continue
elif (region['id'] == 'RegionOne' and isDistributedCloud == True):
continue
else:
regions.append(region['id'])
self._logger.info("Discovered Regions :%s" % regions)
return regions
except HttpError as e:
self._logger.error("HttpError: status:%s, response:%s" % (e.http_status, e.response.json()))
return
except Exception as e:
self._logger.error(traceback.format_exc())
return
def post(self, request, cloud_owner="", cloud_region_id=""):
self._logger.info("registration with : %s, %s" % (cloud_owner, cloud_region_id))
try:
vimid = extsys.encode_vim_id(cloud_owner, cloud_region_id)
viminfo = VimDriverUtils.get_vim_info(vimid)
cloud_extra_info_str = viminfo['cloud_extra_info']
cloud_extra_info = None
try:
cloud_extra_info = json.loads(cloud_extra_info_str) if cloud_extra_info_str else None
except Exception as ex:
logger.error("Can not convert cloud extra info %s %s" % (
str(ex), cloud_extra_info_str))
pass
region_specified = cloud_extra_info.get("openstack-region-id", None) if cloud_extra_info else None
multi_region_discovery = cloud_extra_info.get("multi-region-discovery", None) if cloud_extra_info else None
# set the default tenant since there is no tenant info in the VIM yet
sess = VimDriverUtils.get_session(
viminfo, tenant_name=viminfo['tenant'])
# discover the regions
region_ids = self._discover_regions(cloud_owner, cloud_region_id, sess, viminfo)
if (len(region_ids) == 0):
self._logger.error("_discover_regions, return regions:%s" % (region_ids))
return Response(
data={'error': "no region found for cloud region: %s,%s" % (cloud_owner, cloud_region_id)},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
# compare the regions with region_specified and then cloud_region_id
if (region_specified in region_ids):
pass
elif (cloud_region_id in region_ids):
region_specified = cloud_region_id
pass
else:
# assume the first region be the primary region since we have no other way to determine it.
region_specified = region_ids.pop(0);
# update cloud region and discover/register resource
if (multi_region_discovery):
# no input for specified cloud region, so discover all cloud region?
for regionid in region_ids:
# do not update the specified region here
if region_specified == regionid:
continue
#create cloud region with composed AAI cloud_region_id except for the one onboarded externally (e.g. ESR)
gen_cloud_region_id = cloud_region_id + "_" + regionid
self._logger.info("create a cloud region: %s,%s,%s" % (cloud_owner,gen_cloud_region_id,regionid))
self._update_cloud_region(cloud_owner, gen_cloud_region_id, regionid, viminfo)
new_vimid = extsys.encode_vim_id(cloud_owner, gen_cloud_region_id)
super(APIv1Registry, self).post(request, new_vimid)
# update the specified region
self._update_cloud_region(cloud_owner, cloud_region_id, region_specified, viminfo)
return super(APIv1Registry, self).post(request, vimid)
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 delete(self, request, cloud_owner="", cloud_region_id=""):
self._logger.debug("unregister cloud region: %s, %s" % (cloud_owner, cloud_region_id))
vimid = extsys.encode_vim_id(cloud_owner, cloud_region_id)
return super(APIv1Registry, self).delete(request, vimid)
### APIv0 handler upgrading: leverage APIv1 handler
class APIv0Registry(APIv1Registry):
def __init__(self):
super(APIv0Registry, self).__init__()
self.proxy_prefix = settings.MULTICLOUD_PREFIX
self.aai_base_url = settings.AAI_BASE_URL
# self._logger = logger
def post(self, request, vimid=""):
self._logger.info("registration with : %s" % (vimid))
cloud_owner, cloud_region_id = extsys.decode_vim_id(vimid)
return super(APIv0Registry, self).post(request, cloud_owner, cloud_region_id)
def delete(self, request, vimid=""):
self._logger.debug("unregister cloud region: %s" % (vimid))
cloud_owner, cloud_region_id = extsys.decode_vim_id(vimid)
return super(APIv0Registry, self).delete(request, cloud_owner, cloud_region_id)
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