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cloud:ovirt:ovirt_storage_domains.py: Allow not passing dc_name parameter (#33377)

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When state == absent we can skpi dc_name parameter.
This patch introduces same functionality for other states.
This commit is contained in:
Katerina Koukiou 2017-12-14 13:53:42 +01:00 committed by ansibot
parent 5a4fd97955
commit 137498bff1
1 changed files with 42 additions and 7 deletions
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49
lib/ansible/modules/cloud/ovirt/ovirt_storage_domains.py
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@ -238,6 +238,7 @@ try:
from ovirtsdk4.types import StorageDomainStatus as sdstate
from ovirtsdk4.types import HostStatus as hoststate
from ovirtsdk4.types import DataCenterStatus as dcstatus
except ImportError:
pass
@ -340,6 +341,38 @@ class StorageDomainModule(BaseModule):
) if storage_type is not None else None
)
def _find_attached_datacenter_name(self, sd_name):
"""
Finds the name of the datacenter that a given
storage domain is attached to.
Args:
sd_name (str): Storage Domain name
Returns:
str: Data Center name
Raises:
Exception: In case storage domain in not attached to
an active Datacenter
"""
dcs_service = self._connection.system_service().data_centers_service()
dc = search_by_attributes(dcs_service, storage=sd_name)
if dc is None:
raise Exception(
"Can't bring storage to state `%s`, because it seems that"
"it is not attached to any datacenter"
% self._module.params['state']
)
else:
if dc.status == dcstatus.UP:
return dc.name
else:
raise Exception(
"Can't bring storage to state `%s`, because Datacenter "
"%s is not UP"
)
def _attached_sds_service(self, dc_name):
# Get data center object of the storage domain:
dcs_service = self._connection.system_service().data_centers_service()
@ -356,13 +389,9 @@ class StorageDomainModule(BaseModule):
def _attached_sd_service(self, storage_domain):
dc_name = self._module.params['data_center']
# Find the DC, where the storage we want to remove reside:
if not dc_name and self._module.params['state'] == 'absent':
dcs_service = self._connection.system_service().data_centers_service()
dc = search_by_attributes(dcs_service, storage=storage_domain.name, status='up')
if dc is None:
raise Exception("Can't remove storage, because no active datacenter found for it's removal")
dc_name = dc.name
if not dc_name:
# Find the DC, where the storage resides:
dc_name = self._find_attached_datacenter_name(storage_domain.name)
attached_sds_service = self._attached_sds_service(dc_name)
attached_sd_service = attached_sds_service.storage_domain_service(storage_domain.id)
return attached_sd_service
@ -415,6 +444,9 @@ class StorageDomainModule(BaseModule):
def post_create_check(self, sd_id):
storage_domain = self._service.service(sd_id).get()
dc_name = self._module.params['data_center']
if not dc_name:
# Find the DC, where the storage resides:
dc_name = self._find_attached_datacenter_name(storage_domain.name)
self._service = self._attached_sds_service(dc_name)
# If storage domain isn't attached, attach it:
@ -436,6 +468,9 @@ class StorageDomainModule(BaseModule):
def unattached_pre_action(self, storage_domain):
dc_name = self._module.params['data_center']
if not dc_name:
# Find the DC, where the storage resides:
dc_name = self._find_attached_datacenter_name(storage_domain.name)
self._service = self._attached_sds_service(storage_domain, dc_name)
self._maintenance(self._service, storage_domain)