osm_mon/dashboarder/service.py

   1 # -*- coding: utf-8 -*-
   2
   3 # Copyright 2018 Whitestack, LLC
   4 # *************************************************************
   5
   6 # This file is part of OSM Monitoring module
   7 # All Rights Reserved to Whitestack, LLC
   8
   9 # Licensed under the Apache License, Version 2.0 (the "License"); you may
  10 # not use this file except in compliance with the License. You may obtain
  11 # a copy of the License at
  12
  13 #         http://www.apache.org/licenses/LICENSE-2.0
  14
  15 # Unless required by applicable law or agreed to in writing, software
  16 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  17 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  18 # License for the specific language governing permissions and limitations
  19 # under the License.
  20 # For those usages not covered by the Apache License, Version 2.0 please
  21 # contact: glavado@whitestack.com or fbravo@whitestack.com
  22 ##
  23 import logging
  24
  25 from osm_mon.core.common_db import CommonDbClient
  26 from osm_mon.core.config import Config
  27 from osm_mon.dashboarder.backends.grafana import GrafanaBackend
  28 from osm_mon import __path__ as mon_path
  29 from osm_mon.dashboarder.utils import find_in_list
  30
  31 log = logging.getLogger(__name__)
  32
  33
  34 class DashboarderService:
  35     def __init__(self, config: Config):
  36         self.conf = config
  37         self.common_db = CommonDbClient(self.conf)
  38         self.grafana = GrafanaBackend(self.conf)
  39
  40     def create_dashboards(self):
  41         # TODO lavado: migrate these methods to mongo change streams
  42         # Lists all dashboards and OSM resources for later comparisons
  43         dashboard_uids = self.grafana.get_all_dashboard_uids()
  44         osm_resource_uids = []
  45
  46         # Reads existing project list and creates a dashboard for each
  47         projects = self.common_db.get_projects()
  48         for project in projects:
  49             project_id = project['_id']
  50             # Collect Project IDs for periodical dashboard clean-up
  51             osm_resource_uids.append(project_id)
  52             dashboard_path = '{}/dashboarder/templates/project_scoped.json'.format(mon_path[0])
  53             if project_id not in dashboard_uids:
  54                 project_name = project['name']
  55                 self.grafana.create_dashboard(project_id, project_name,
  56                                               dashboard_path)
  57                 log.debug('Created dashboard for Project: %s', project_id)
  58             else:
  59                 log.debug('Dashboard already exists')
  60
  61         # Reads existing NS list and creates a dashboard for each
  62         # TODO lavado: only create for ACTIVE NSRs
  63         nsrs = self.common_db.get_nsrs()
  64         for nsr in nsrs:
  65             nsr_id = nsr['_id']
  66             dashboard_path = '{}/dashboarder/templates/ns_scoped.json'.format(mon_path[0])
  67             # Collect NS IDs for periodical dashboard clean-up
  68             osm_resource_uids.append(nsr_id)
  69             # Check if the NSR's VNFDs contain metrics
  70             # Only one DF at the moment, support for this feature is comming in the future
  71             vnfds_profiles = nsr['nsd']["df"][0]['vnf-profile']
  72             for vnf_profile in vnfds_profiles:
  73                 try:
  74                     vnfd = self.common_db.get_vnfd_by_id(vnf_profile['vnfd-id'])
  75                     # If there are metrics, create dashboard (if exists)
  76                     vdu_found = find_in_list(vnfd["vdu"], lambda a_vdu: "monitoring-parameter" in a_vdu)
  77                     if vdu_found:
  78                         if nsr_id not in dashboard_uids:
  79                             nsr_name = nsr['name']
  80                             project_id = nsr["_admin"]["projects_read"][0]
  81                             project_details = self.common_db.get_project(project_id)
  82                             project_name = project_details["name"]
  83                             self.grafana.create_dashboard(nsr_id, nsr_name,
  84                                                           dashboard_path, project_name)
  85                             log.debug('Created dashboard for NS: %s', nsr_id)
  86                         else:
  87                             log.debug('Dashboard already exists')
  88                         break
  89                     else:
  90                         log.debug('NS does not has metrics')
  91                 except Exception:
  92                     log.exception("VNFD is not valid or has been renamed")
  93                     continue
  94
  95         # Delete obsolete dashboards
  96         for dashboard_uid in dashboard_uids:
  97             if dashboard_uid not in osm_resource_uids:
  98                 self.grafana.delete_dashboard(dashboard_uid)
  99                 log.debug('Deleted obsolete dashboard: %s', dashboard_uid)
 100             else:
 101                 log.debug('All dashboards in use')
 102
 103     def create_grafana_user(self, user):
 104         self.grafana.create_grafana_users(user)
 105
 106     def create_grafana_team_member(self, project_data, userid):
 107         user = self.common_db.get_user_by_id(userid)
 108         user_name = user["username"]
 109         proj_list = []
 110         for project in project_data:
 111             proj_list.append(project["project"])
 112         for proj in project_data:
 113             role_obj = self.common_db.get_role_by_name(proj["role"])
 114             is_admin = role_obj["permissions"].get("admin")
 115             self.grafana.create_grafana_teams_members(proj["project"], user_name, is_admin, proj_list)
 116
 117     def create_grafana_team(self, team_name):
 118         self.grafana.create_grafana_teams(team_name)
 119
 120     def delete_grafana_user(self, user_name):
 121         self.grafana.delete_grafana_users(user_name)
 122
 123     def delete_grafana_team(self, project_name):
 124         self.grafana.delete_grafana_team(project_name)
 125
 126     def update_grafana_team(self, project_new_name, project_old_name):
 127         self.grafana.update_grafana_teams(project_new_name, project_old_name)