doctor_tests/installer/common/vitrage.py

   1 ##############################################################################
   2 # Copyright (c) 2017 ZTE Corporation and others.
   3 #
   4 # All rights reserved. This program and the accompanying materials
   5 # are made available under the terms of the Apache License, Version 2.0
   6 # which accompanies this distribution, and is available at
   7 # http://www.apache.org/licenses/LICENSE-2.0
   8 ##############################################################################
   9 import os
  10
  11
  12 vitrage_template_file = \
  13     '/etc/vitrage/templates/vitrage_host_down_scenarios.yaml'
  14
  15 template = """
  16 metadata:
  17  name: host_down_scenarios
  18  description: scenarios triggered by Doctor monitor 'compute.host.down' alarm
  19 definitions:
  20  entities:
  21   - entity:
  22      category: ALARM
  23      name: compute.host.down
  24      template_id: host_down_alarm
  25   - entity:
  26      category: ALARM
  27      type: vitrage
  28      name: Instance Down
  29      template_id: instance_alarm
  30   - entity:
  31      category: RESOURCE
  32      type: nova.instance
  33      template_id: instance
  34   - entity:
  35      category: RESOURCE
  36      type: nova.host
  37      template_id: host
  38  relationships:
  39   - relationship:
  40      source: host_down_alarm
  41      relationship_type: on
  42      target: host
  43      template_id : host_down_alarm_on_host
  44   - relationship:
  45      source: host
  46      relationship_type: contains
  47      target: instance
  48      template_id : host_contains_instance
  49   - relationship:
  50      source: instance_alarm
  51      relationship_type: on
  52      target: instance
  53      template_id : alarm_on_instance
  54 scenarios:
  55  - scenario:
  56     condition: host_down_alarm_on_host
  57     actions:
  58      - action:
  59         action_type: set_state
  60         action_target:
  61          target: host
  62         properties:
  63          state: ERROR
  64      - action:
  65         action_type: mark_down
  66         action_target:
  67          target: host
  68  - scenario:
  69     condition: host_down_alarm_on_host and host_contains_instance
  70     actions:
  71      - action:
  72         action_type: raise_alarm
  73         action_target:
  74          target: instance
  75         properties:
  76          alarm_name: Instance Down
  77          severity: critical
  78  - scenario:
  79     condition: host_down_alarm_on_host and host_contains_instance and alarm_on_instance
  80     actions:
  81      - action:
  82         action_type: add_causal_relationship
  83         action_target:
  84          source: host_down_alarm
  85          target: instance_alarm
  86      - action:
  87         action_type: mark_down
  88         action_target:
  89           target: instance
  90 """    # noqa
  91
  92
  93 def set_vitrage_host_down_template():
  94     if os.path.isfile(vitrage_template_file):
  95         print('Vitrage host_down template file: %s already exists.'
  96               % vitrage_template_file)
  97     else:
  98         print('Create Vitrage host_down template file:%s.'
  99               % vitrage_template_file)
 100         with open(vitrage_template_file, 'w') as file:
 101             file.write(template)