Bug 1455341

Description of problem:
[HE] when run "hosted-engine --vm-start" get message "VM exists and is down, destroying it"

Version-Release number of selected component (if applicable):
Red Hat Virtualization Manager Version: 4.1.2.2-0.1.el7
rhvm-appliance-4.1.20170221.0-1.el7ev.noarch

How reproducible:
100%

Steps to Reproduce:
On the host of which hosted the engine run the following commands: 
1. "hosted-engine --set-maintenance --mode=global"
2. "hosted-engine --vm-shutdown"
3. wait few minutes for vm machine to shutdown
4. "hosted-engine --vm-start"

Actual results:
got the message:
VM exists and is down, destroying it

Expected results:
to get the message:
VM exists and is down, starting it

Additional info:
# hosted-engine --vm-status(after shutdown and before the start)

!! Cluster is in GLOBAL MAINTENANCE mode !!



--== Host 1 status ==--

conf_on_shared_storage             : True
Status up-to-date                  : True
Hostname                           : puma23.scl.lab.tlv.redhat.com
Host ID                            : 1
Engine status                      : {"reason": "vm not running on this host", "health": "bad", "vm": "down", "detail": "unknown"}
Score                              : 3400
stopped                            : False
Local maintenance                  : False
crc32                              : 1f0c0bf2
local_conf_timestamp               : 25138
Host timestamp                     : 25122
Extra metadata (valid at timestamp):
	metadata_parse_version=1
	metadata_feature_version=1
	timestamp=25122 (Wed May 24 23:31:13 2017)
	host-id=1
	score=3400
	vm_conf_refresh_time=25138 (Wed May 24 23:31:29 2017)
	conf_on_shared_storage=True
	maintenance=False
	state=GlobalMaintenance
	stopped=False

--== Host 2 status ==--

conf_on_shared_storage             : True
Status up-to-date                  : True
Hostname                           : puma26.scl.lab.tlv.redhat.com
Host ID                            : 2
Engine status                      : {"reason": "vm not running on this host", "health": "bad", "vm": "down", "detail": "unknown"}
Score                              : 3400
stopped                            : False
Local maintenance                  : False
crc32                              : 53beb59e
local_conf_timestamp               : 128917
Host timestamp                     : 128901
Extra metadata (valid at timestamp):
	metadata_parse_version=1
	metadata_feature_version=1
	timestamp=128901 (Wed May 24 23:31:32 2017)
	host-id=2
	score=3400
	vm_conf_refresh_time=128917 (Wed May 24 23:31:48 2017)
	conf_on_shared_storage=True
	maintenance=False
	state=GlobalMaintenance
	stopped=False


--== Host 3 status ==--

conf_on_shared_storage             : True
Status up-to-date                  : True
Hostname                           : puma27.scl.lab.tlv.redhat.com
Host ID                            : 3
Engine status                      : {"reason": "bad vm status", "health": "bad", "vm": "down", "detail": "down"}
Score                              : 3400
stopped                            : False
Local maintenance                  : False
crc32                              : 1f6fdc8c
local_conf_timestamp               : 128898
Host timestamp                     : 128883
Extra metadata (valid at timestamp):
	metadata_parse_version=1
	metadata_feature_version=1
	timestamp=128883 (Wed May 24 23:31:12 2017)
	host-id=3
	score=3400
	vm_conf_refresh_time=128898 (Wed May 24 23:31:27 2017)
	conf_on_shared_storage=True
	maintenance=False
	state=GlobalMaintenance
	stopped=False