Support PNF In NSLCM

[vfc/nfvo/lcm.git] / lcm / ns_pnfs / biz / delete_pnf.py

diff --git a/lcm/ns_pnfs/biz/delete_pnf.py b/lcm/ns_pnfs/biz/delete_pnf.py
new file mode 100644 (file)
index 0000000..513fd97
--- /dev/null
+++ b/lcm/ns_pnfs/biz/delete_pnf.py
@@ -0,0 +1,34 @@
+# Copyright 2018 ZTE Corporation.
+#
+# 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
+from lcm.pub.database.models import PNFInstModel
+
+logger = logging.getLogger(__name__)
+
+
+class DeletePnf(object):
+    def __init__(self, pnf_id):
+        self.pnfId = pnf_id
+
+    def do_biz(self):
+        self.check_pnf_used()
+        self.delete_pnf()
+
+    def check_pnf_used(self):
+        pass  # todo check whether the PNF is used in NS Instances
+
+    def delete_pnf(self):
+        logger.debug("delele PnfInstModel(%s)", self.pnfId)
+        PNFInstModel.objects.filter(pnfId=self.pnfId).delete()