utils/infra_setup/heat/manager.py

   1 ##############################################################################
   2 # Copyright (c) 2016 Huawei Technologies Co.,Ltd 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
  10 from heatclient import client as heat_client
  11 from keystoneclient.v2_0 import client as keystone_client
  12 from heatclient.common import template_utils
  13
  14 import heat.common as common
  15
  16 class HeatManager:
  17
  18     def __init__(self, credentials):
  19         self.user = credentials['user']
  20         self.password = credentials['password']
  21         self.controller_ip = credentials['controller_ip']
  22         self.heat_url = credentials['heat_url']
  23         self.auth_uri = credentials['auth_uri']
  24         self.project_id = credentials['project']
  25         self.heat = None
  26
  27     def heat_init(self):
  28         keystone = keystone_client.Client(username=self.user,
  29                                          password=self.password,
  30                                          tenant_name=self.project_id,
  31                                          auth_url=self.auth_uri)
  32         auth_token = keystone.auth_token
  33         self.heat_url = keystone.service_catalog.url_for(
  34             service_type='orchestration')
  35         self.heat = heat_client.Client('1', endpoint=self.heat_url,
  36                                       token=auth_token)
  37
  38     def stacks_list(self, name=None):
  39         for stack in self.heat.stacks.list():
  40             if (name and stack.stack_name == name) or not name:
  41                 common.LOG.info("stack name " + stack.stack_name)
  42                 common.LOG.info("stack status " + stack.stack_status)
  43
  44     def stack_generate(self, template_file, stack_name, parameters):
  45         self.heat_init()
  46         self.stacks_list()
  47         tpl_files, template = template_utils.get_template_contents(template_file)
  48
  49         fields = {
  50             'template': template,
  51             'files': dict(list(tpl_files.items()))
  52         }
  53         self.heat.stacks.create(stack_name=stack_name, files=fields['files'],
  54                                 template=template, parameters=parameters)
  55         self.stacks_list(stack_name)
  56
  57     def stack_is_deployed(self, stack_name):
  58         self.heat_init()
  59         if stack_name in self.heat.stacks.list():
  60             return True
  61         return False
  62
  63     def stack_check_status(self, stack_name):
  64         for stack in self.heat.stacks.list():
  65             if stack.stack_name == stack_name:
  66                 return stack.stack_status
  67         return 'NOT_FOUND'
  68
  69     def heat_validate_template(self, heat_template_file):
  70         self.heat_init()
  71         if not self.heat.stacks.validate(template=open(heat_template_file,
  72                                                        'r').read()):
  73             raise ValueError('The provided heat template "' +
  74                              heat_template_file +
  75                              '" is in the wrong format')
  76
  77     def stack_delete(self, stack_name):
  78         self.heat_init()
  79         try:
  80             for stack in self.heat.stacks.list():
  81                 if stack.stack_name == stack_name:
  82                     self.heat.stacks.delete(stack.id)
  83                     return True
  84         except:
  85             pass
  86         return False