Refactors alarms to decouple them from vnf specific data

[osm/MON.git] / osm_mon / migrations / 004_remove_alarm_fields.py

diff --git a/osm_mon/migrations/004_remove_alarm_fields.py b/osm_mon/migrations/004_remove_alarm_fields.py
new file mode 100644 (file)
index 0000000..b9477ac
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+++ b/osm_mon/migrations/004_remove_alarm_fields.py
@@ -0,0 +1,64 @@
+# -*- coding: utf-8 -*-
+
+# Copyright 2018 Whitestack, LLC
+# *************************************************************
+
+# This file is part of OSM Monitoring module
+# All Rights Reserved to Whitestack, LLC
+
+# 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.
+
+# For those usages not covered by the Apache License, Version 2.0 please
+# contact: bdiaz@whitestack.com or glavado@whitestack.com
+##
+"""Peewee migrations -- 004_remove_alarm_fields.py.
+
+Some examples (model - class or model name)::
+
+    > Model = migrator.orm['model_name']            # Return model in current state by name
+
+    > migrator.sql(sql)                             # Run custom SQL
+    > migrator.python(func, *args, **kwargs)        # Run python code
+    > migrator.create_model(Model)                  # Create a model (could be used as decorator)
+    > migrator.remove_model(model, cascade=True)    # Remove a model
+    > migrator.add_fields(model, **fields)          # Add fields to a model
+    > migrator.change_fields(model, **fields)       # Change fields
+    > migrator.remove_fields(model, *field_names, cascade=True)
+    > migrator.rename_field(model, old_field_name, new_field_name)
+    > migrator.rename_table(model, new_table_name)
+    > migrator.add_index(model, *col_names, unique=False)
+    > migrator.drop_index(model, *col_names)
+    > migrator.add_not_null(model, *field_names)
+    > migrator.drop_not_null(model, *field_names)
+    > migrator.add_default(model, field_name, default)
+
+"""
+
+import peewee as pw
+
+SQL = pw.SQL
+
+
+def migrate(migrator, database, fake=False, **kwargs):
+    """Write your migrations here."""
+
+    migrator.remove_fields('alarm', 'vdur_name', 'vnf_member_index', 'nsr_id')
+
+
+def rollback(migrator, database, fake=False, **kwargs):
+    """Write your rollback migrations here."""
+
+    migrator.add_fields('alarm',
+                        vdur_name=pw.CharField(max_length=255),
+                        vnf_member_index=pw.CharField(max_length=255),
+                        nsr_id=pw.CharField(max_length=255))