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authorBin Yang <bin.yang@windriver.com>2019-04-01 09:46:31 +0000
committerBin Yang <bin.yang@windriver.com>2019-04-01 09:46:31 +0000
commit3176e57da097f2c238b134f18b1a4af00e105546 (patch)
tree66301d35a32927feed1fc277a3d06bb8eb87786b /share/starlingx_base/resource
parent4a7181a20f5eb9ad6bfbcb0945fa79ac0ddd620b (diff)
Update capacity check API
Query the AZinfo from the cache Relay on the background thread of AZcap Auditing Change-Id: I064dbc22c71ef25683145ef1c96274ce6ac74c3b Issue-ID: MULTICLOUD-542 Signed-off-by: Bin Yang <bin.yang@windriver.com>
Diffstat (limited to 'share/starlingx_base/resource')
-rw-r--r--share/starlingx_base/resource/__init__.py10
-rw-r--r--share/starlingx_base/resource/capacity.py97
2 files changed, 107 insertions, 0 deletions
diff --git a/share/starlingx_base/resource/__init__.py b/share/starlingx_base/resource/__init__.py
new file mode 100644
index 00000000..825091ff
--- /dev/null
+++ b/share/starlingx_base/resource/__init__.py
@@ -0,0 +1,10 @@
+# Copyright (c) 2017-2019 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.
diff --git a/share/starlingx_base/resource/capacity.py b/share/starlingx_base/resource/capacity.py
new file mode 100644
index 00000000..fc926d00
--- /dev/null
+++ b/share/starlingx_base/resource/capacity.py
@@ -0,0 +1,97 @@
+# Copyright (c) 2017-2019 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 traceback
+import json
+
+from django.core.cache import cache
+
+from newton_base.resource import capacity as newton_capacity
+from common.exceptions import VimDriverNewtonException
+from newton_base.util import VimDriverUtils
+
+from keystoneauth1.exceptions import HttpError
+from rest_framework import status
+from rest_framework.response import Response
+from rest_framework.views import APIView
+from common.msapi import extsys
+
+logger = logging.getLogger(__name__)
+
+
+class CapacityCheck(newton_capacity.CapacityCheck):
+ def __init__(self):
+ super(CapacityCheck, self).__init__()
+ self._logger = logger
+
+ def post(self, request, vimid=""):
+ self._logger.info("vimid, data> %s, %s" % (vimid, request.data))
+ self._logger.debug("META> %s" % request.META)
+
+ try:
+ hasEnoughResource = self.get_tenant_cap_info(vimid, request.data)
+ azCapInfo = self.get_az_cap_info(vimid)
+ self._logger.info("RESP with data> result:%s" % hasEnoughResource)
+ return Response(data={'result': hasEnoughResource, 'AZs': azCapInfo}, status=status.HTTP_200_OK)
+ except Exception as e:
+ self._logger.error(traceback.format_exc())
+ return Response(data={'result': False, 'error': str(e)},
+ status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+
+ def get_az_cap_info(self, vimid):
+ azCapInfo = []
+ viminfo = VimDriverUtils.get_vim_info(vimid)
+ if not viminfo:
+ self._logger.warn("azcap_audit no valid vimid: %s" % vimid)
+ return
+
+ session = VimDriverUtils.get_session(
+ viminfo,
+ tenant_name=viminfo['tenant']
+ )
+ try:
+ # get list of AZ
+ vimAzCacheKey = "cap_azlist_" + vimid
+ vimAzListCacheStr = cache.get(vimAzCacheKey)
+ vimAzListCache = json.loads(vimAzListCacheStr) if vimAzListCacheStr else []
+ for azName in vimAzListCache:
+ azCapCacheKey = "cap_" + vimid + "_" + azName
+ azCapInfoCacheStr = cache.get(azCapCacheKey)
+ azCapInfoCache = json.loads(azCapInfoCacheStr) if azCapInfoCacheStr else None
+
+ azCapInfo["availability-zone-name"] = azName
+ azCapInfo["vCPUAvail"] = azCapInfoCache.get("vcpus", 0) + azCapInfoCache.get("vcpus_used", 0)
+ azCapInfo["vCPUTotal"] = azCapInfoCache.get("vcpus", 0)
+ azCapInfo["MemoryAvail"] = azCapInfoCache.get("vcpus", 0)
+ azCapInfo["MemoryTotal"] = azCapInfoCache.get("vcpus", 0)
+ azCapInfo["StorageAvail"] = azCapInfoCache.get("vcpus", 0)
+ azCapInfo["StorageTotal"] = azCapInfoCache.get("vcpus", 0)
+
+ return azCapInfo
+ except Exception as e:
+ return azCapInfo
+ pass
+
+class APIv1CapacityCheck(CapacityCheck):
+ def __init__(self):
+ super(APIv1CapacityCheck, self).__init__()
+ # self._logger = logger
+
+ def post(self, request, cloud_owner="", cloud_region_id=""):
+ self._logger.info("vimid, data> %s,%s, %s" % (cloud_owner, cloud_region_id, request.data))
+ self._logger.debug("META> %s" % request.META)
+
+ vimid = extsys.encode_vim_id(cloud_owner, cloud_region_id)
+ return super(APIv1CapacityCheck, self).post(request, vimid)