Coverage for nova/virt/zvm/guest.py: 0%

1# Copyright 2017,2018 IBM Corp. 

2# 

3# Licensed under the Apache License, Version 2.0 (the "License"); you may 

4# not use this file except in compliance with the License. You may obtain 

5# a copy of the License at 

6# 

7# http://www.apache.org/licenses/LICENSE-2.0 

8# 

9# Unless required by applicable law or agreed to in writing, software 

10# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 

11# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 

12# License for the specific language governing permissions and limitations 

13# under the License. 

14 

15from oslo_log import log as logging 

16 

17from nova.compute import power_state as compute_power_state 

18from nova import conf 

19from nova.virt import hardware 

20 

21 

22LOG = logging.getLogger(__name__) 

23CONF = conf.CONF 

24 

25 

26ZVM_POWER_STATE = { 

27 'on': compute_power_state.RUNNING, 

28 'off': compute_power_state.SHUTDOWN, 

29 } 

30 

31 

32class Guest(object): 

33 """z/VM implementation of ComputeDriver.""" 

34 

35 def __init__(self, hypervisor, instance, virtapi=None): 

36 super(Guest, self).__init__() 

37 

38 self.virtapi = virtapi 

39 self._hypervisor = hypervisor 

40 self._instance = instance 

41 

42 def _mapping_power_state(self, power_state): 

43 """Translate power state to OpenStack defined constants.""" 

44 return ZVM_POWER_STATE.get(power_state, compute_power_state.NOSTATE) 

45 

46 def get_info(self): 

47 """Get the current status of an instance.""" 

48 power_state = self._mapping_power_state( 

49 self._hypervisor.guest_get_power_state( 

50 self._instance.name)) 

51 return hardware.InstanceInfo(power_state)