Modifies MON to use mongodb directly for vim info and do vim pass decryption on demand

Change-Id: Id088f60bcbe7943661d088f949b55465c4939800
Signed-off-by: Benjamin Diaz <bdiaz@whitestack.com>
(cherry picked from commit 416a753c60f1ba9545f4aa36fb45e1730046e4b2)
diff --git a/osm_mon/collector/utils/collector.py b/osm_mon/collector/utils/collector.py
deleted file mode 100644
index 272426f..0000000
--- a/osm_mon/collector/utils/collector.py
+++ /dev/null
@@ -1,53 +0,0 @@
-# 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
-##
-import json
-
-from osm_mon.collector.metric import Metric
-from osm_mon.core import database
-from osm_mon.core.database import VimCredentials, VimCredentialsRepository
-
-
-class CollectorUtils(Metric):
-
-    @staticmethod
-    def get_vim_type(vim_account_id) -> str:
-        credentials = CollectorUtils.get_credentials(vim_account_id)
-        config = json.loads(credentials.config)
-        if 'vim_type' in config:
-            vim_type = config['vim_type']
-            return str(vim_type.lower())
-        else:
-            return str(credentials.type)
-
-    @staticmethod
-    def get_credentials(vim_account_id) -> VimCredentials:
-        database.db.connect()
-        try:
-            with database.db.atomic():
-                return VimCredentialsRepository.get(VimCredentials.uuid == vim_account_id)
-        finally:
-            database.db.close()
-
-    @staticmethod
-    def is_verify_ssl(vim_credentials: VimCredentials):
-        vim_config = json.loads(vim_credentials.config)
-        return 'insecure' not in vim_config or vim_config['insecure'] is False
diff --git a/osm_mon/collector/utils/openstack.py b/osm_mon/collector/utils/openstack.py
index c77ac46..41e96e7 100644
--- a/osm_mon/collector/utils/openstack.py
+++ b/osm_mon/collector/utils/openstack.py
@@ -21,31 +21,27 @@
 # For those usages not covered by the Apache License, Version 2.0 please
 # contact: bdiaz@whitestack.com or glavado@whitestack.com
 ##
-import json
 
 from keystoneauth1 import session
 from keystoneauth1.identity import v3
 
-from osm_mon.collector.utils.collector import CollectorUtils
-
 
 class OpenstackUtils:
 
     @staticmethod
-    def get_session(vim_account_id: str):
-        creds = CollectorUtils.get_credentials(vim_account_id)
-        verify_ssl = CollectorUtils.is_verify_ssl(creds)
-        vim_config = json.loads(creds.config)
+    def get_session(creds: dict):
+        verify_ssl = False if 'insecure' in creds['config'] and creds['config']['insecure'] else True
+        vim_config = creds['config']
         project_domain_name = 'Default'
         user_domain_name = 'Default'
         if 'project_domain_name' in vim_config:
             project_domain_name = vim_config['project_domain_name']
         if 'user_domain_name' in vim_config:
             user_domain_name = vim_config['user_domain_name']
-        auth = v3.Password(auth_url=creds.url,
-                           username=creds.user,
-                           password=creds.password,
-                           project_name=creds.tenant_name,
+        auth = v3.Password(auth_url=creds['vim_url'],
+                           username=creds['vim_user'],
+                           password=creds['vim_password'],
+                           project_name=creds['vim_tenant_name'],
                            project_domain_name=project_domain_name,
                            user_domain_name=user_domain_name)
         return session.Session(auth=auth, verify=verify_ssl)