Source Code for Module yakumo.nova.v2.hypervisor

 1  # Copyright 2014-2017 by Akira Yoshiyama <akirayoshiyama@gmail.com>. 
 2  # All Rights Reserved. 
 3  # 
 4  #    Licensed under the Apache License, Version 2.0 (the "License"); you may 
 5  #    not use this file except in compliance with the License. You may obtain 
 6  #    a copy of the License at 
 7  # 
 8  #         http://www.apache.org/licenses/LICENSE-2.0 
 9  # 
10  #    Unless required by applicable law or agreed to in writing, software 
11  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 
12  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 
13  #    License for the specific language governing permissions and limitations 
14  #    under the License. 
15   
16  """ 
17  Resource class and its manager for hypervisors in Compute API v2 
18  """ 
19   
20  from yakumo import base 
21  from yakumo import mapper 
22  from yakumo import utils 
23   
24   
25  ATTRIBUTE_MAPPING = [ 
26      ('id', 'id', mapper.Noop), 
27      ('hostname', 'hypervisor_hostname', mapper.Noop), 
28      ('type', 'hypervisor_type', mapper.Noop), 
29      ('version', 'hypervisor_version', mapper.Noop), 
30      ('cpu_info', 'cpu_info', mapper.Noop), 
31      ('workload', 'current_workload', mapper.Noop), 
32      ('disk_available_least', 'disk_available_least', mapper.Noop), 
33      ('free_disk_gb', 'free_disk_gb', mapper.Noop), 
34      ('free_ram_mb', 'free_ram_mb', mapper.Noop), 
35      ('local_gb', 'local_gb', mapper.Noop), 
36      ('local_gb_used', 'local_gb_used', mapper.Noop), 
37      ('memory_mb', 'memory_mb', mapper.Noop), 
38      ('memory_mb_used', 'memory_mb_used', mapper.Noop), 
39      ('running_vms', 'running_vms', mapper.Noop), 
40      ('service', 'service', mapper.Noop), 
41      ('vcpus', 'vcpus', mapper.Noop), 
42      ('vcpus_used', 'vcpus_used', mapper.Noop), 
43  ] 
44   
45   
46 -class Resource(base.Resource): 
47      """Resource class for hypervisors in Compute API v2""" 
48   
49   
50 -class Manager(base.Manager): 
51      """Manager class for hypervisors in Compute API v2""" 
52   
53      resource_class = Resource 
54      service_type = 'compute' 
55      _attr_mapping = ATTRIBUTE_MAPPING 
56      _hidden_methods = ["create", "update"] 
57      _json_resource_key = 'hypervisor' 
58      _json_resources_key = 'hypervisors' 
59      _url_resource_path = '/os-hypervisors' 
60   
61 -    def get_total_stats(self): 
62          """ 
63          Aquire total statistics of hypervisors 
64   
65          @return: Statistics 
66          @rtype: dict 
67          """ 
68          return self._http.get(utils.join_path(self._url_resource_path, 
69                                                "statistics")) 
70   
71 -    def servers(self, host): 
72          """ 
73          Aquire hypervisor hosts 
74   
75          @return: Host list 
76          @rtype: dict 
77          """ 
78          return self._http.get(utils.join_path(self._url_resource_path, 
79                                                host, "servers")) 
80