def _modify_boot_option_if_needed(self, instance, fc_vm):
"""
:param instance: OpenStack instance object
:param fc_vm: FusionCompute vm object
:return:
"""
new_boot_option = utils.get_boot_option_from_metadata(
instance.get('metadata'))
old_boot_option = None
if 'vmConfig' in fc_vm:
vm_property = fc_vm['vmConfig'].get('properties')
old_boot_option = vm_property.get('bootOption') if vm_property \
else None
if new_boot_option and old_boot_option and \
new_boot_option != old_boot_option:
LOG.info(_("trying to modify boot option from %s to %s") %
(old_boot_option, new_boot_option))
body = {
'properties':{
'bootOption': new_boot_option
}
}
try:
self.modify_vm(instance, vm_config=body)
except Exception as msg:
LOG.error(_("modify boot option has exception: %s") % msg)
def _modify_boot_option_if_needed(self, instance, fc_vm):
"""
:param instance: OpenStack instance object
:param fc_vm: FusionCompute vm object
:return:
"""
new_boot_option = utils.get_boot_option_from_metadata(
instance.get('metadata'))
old_boot_option = None
if 'vmConfig' in fc_vm:
vm_property = fc_vm['vmConfig'].get('properties')
old_boot_option = vm_property.get('bootOption') if vm_property \
else None
if new_boot_option and old_boot_option and \
new_boot_option != old_boot_option:
LOG.info(
_("trying to modify boot option from %s to %s") %
(old_boot_option, new_boot_option))
body = {'properties': {'bootOption': new_boot_option}}
try:
self.modify_vm(instance, vm_config=body)
except Exception as msg:
LOG.error(_("modify boot option has exception: %s") % msg)
def inner(*args, **kwargs):
"""
inner function
:param args: the list format args of function that will
be decorated
:param kwargs: the dict format args of function that will
be decorated
:return:
"""
try:
resp = func(*args, **kwargs)
except fc_exc.RequestError as req_exc:
if exc:
raise exc(str(req_exc.kwargs['reason']))
raise req_exc
if isinstance(resp, dict) and resp.get('taskUri'):
success, reason = task_ops.wait_task_done(resp['taskUri'])
if not success:
LOG.error(_('task failed: %s'), reason)
if exc:
raise exc(str(reason))
raise fc_exc.FusionComputeTaskException(reason=reason)
return resp
def inner(*args, **kwargs):
"""
inner function
:param args: the list format args of function that will
be decorated
:param kwargs: the dict format args of function that will
be decorated
:return:
"""
try:
resp = func(*args, **kwargs)
except fc_exc.RequestError as req_exc:
if exc:
raise exc(str(req_exc.kwargs['reason']))
raise req_exc
if isinstance(resp, dict) and resp.get('taskUri'):
success, reason = task_ops.wait_task_done(resp['taskUri'])
if not success:
LOG.error(_('task failed: %s'), reason)
if exc:
raise exc(str(reason))
raise fc_exc.FusionComputeTaskException(reason=reason)
return resp
def delete_vm(self,
context,
instance,
block_device_info=None,
destroy_disks=True):
"""Delete VM on FC
:param context:
:param instance:
:param block_device_info:
:param destroy_disks:
:return:
"""
# if revert resize, only stop vm. when resize operation
# task state will be resize_reverting or resize_confirming
if instance and (instance.get('task_state') == 'resize_reverting'
or instance.get('task_state') == 'resize_confirming'):
LOG.info(_('revert resize now, here only stop vm.'))
try:
self.stop_vm(instance)
except Exception as e:
LOG.warn(_('stop vm failed, trigger rollback'))
raise exception.InstanceFaultRollback(inner_exception=e)
return
try:
fc_vm = FC_MGR.get_vm_by_uuid(instance)
except exception.InstanceNotFound:
LOG.warn(_('instance exist no more. ignore this deleting.'))
return
# detach volume created by cinder
if block_device_info:
LOG.info(_('now will stop vm before detach cinder volumes.'))
self.stop_vm(instance)
for vol in block_device_info['block_device_mapping']:
self.detach_volume(vol['connection_info'], instance)
# if vm is in fault-resuming or unknown status, stop it before delete
if fc_vm.status == constant.VM_STATUS.UNKNOWN \
or fc_vm.status == constant.VM_STATUS.FAULTRESUMING:
LOG.debug(
_("vm %s status is fault-resuming or unknown, "
"stop it before delete."), fc_vm.uri)
self.stop_vm(instance)
self._delete_vm_with_fc_vm(fc_vm, destroy_disks)
# update affinity group info if needed
try:
self._update_drs_rules(instance)
self._update_affinity_groups(context, instance)
#ignore pylint:disable=W0703
except Exception as excp:
utils.log_exception(excp)
LOG.error(_('update affinity group info failed !'))
def change_instance_info(self, instance):
LOG.info(_("trying to change instance display_name = %s"),
instance['display_name'])
body = {'name': instance['display_name']}
try:
self.modify_vm(instance, vm_config=body)
except Exception as msg:
LOG.error(_("change_instance_info has exception, msg = %s") % msg)
def check_input(self):
"""
check function input params
:return:
"""
os_option = self.get_os_options()
LOG.debug(_('os option: %s .'), jsonutils.dumps(os_option))
if not (os_option['osType'] and os_option['osVersion']):
LOG.error('Invalid os option for vm %s!', self._instance['name'])
raise fc_exc.InvalidOsOption()
def change_instance_info(self, instance):
LOG.info(_("trying to change instance display_name = %s"),
instance['display_name'])
body = {'name':instance['display_name']}
try:
self.modify_vm(instance,vm_config=body)
except Exception as msg:
LOG.error(_("change_instance_info has exception, msg = %s")
% msg)
def audit_pg(self):
context = nova_ctxt.get_admin_context()
networks = self._neutron.get_all(context=context)
if len(self.dvs_mapping) == 0:
self._init_all_fc_dvs()
pg_list = self.query_all_pg()
for pg in pg_list:
pg_name_ayn_list = []
try:
pg_name_ayn_list = re.split('#', pg['name'])
except:
pass
if len(pg_name_ayn_list) != 3:
continue
fc_network_name = pg_name_ayn_list[0]
fc_network_id = pg_name_ayn_list[1]
fc_dvs_id = pg_name_ayn_list[2]
pg_id = self._get_pg_id_pg_date(pg)
if fc_network_name is None \
or fc_network_id is None\
or fc_dvs_id is None\
or pg_id is None:
continue
if fc_dvs_id not in self.dvs_mapping.values():
continue
pg_user = pg.get('userName')
if pg_user is None:
continue
if pg_user != constant.CONF.fusioncompute.fc_user:
continue
is_need_remove = True
for network in networks:
if network['name'] == fc_network_name \
and network['id'] == fc_network_id:
is_need_remove = False
break
if is_need_remove:
try:
self.del_port_group(fc_dvs_id, pg_id)
LOG.warn('port group remove dvs_id=%s,ps_id=%s', fc_dvs_id,
pg_id)
except Exception:
LOG.error(
'Error happen while delete port group remove '
'dvs_id=%s,ps_id=%s', fc_dvs_id, pg_id)
pass
def check_input(self):
"""
create vm image detail check
:return:
"""
super(VmCreateWithImage, self).check_input()
disk_quantity_gb = self._instance['root_gb']
image_size = self._get_image_size()
if image_size > disk_quantity_gb:
LOG.error(_("image is larger than sys-vol."))
raise fc_exc.ImageTooLarge
def delete_vm(self, context, instance, block_device_info=None,
destroy_disks=True):
"""Delete VM on FC
:param context:
:param instance:
:param block_device_info:
:param destroy_disks:
:return:
"""
# if revert resize, only stop vm. when resize operation
# task state will be resize_reverting or resize_confirming
if instance and (instance.get('task_state') == 'resize_reverting'
or instance.get('task_state') == 'resize_confirming'):
LOG.info(_('revert resize now, here only stop vm.'))
try:
self.stop_vm(instance)
except Exception as e:
LOG.warn(_('stop vm failed, trigger rollback'))
raise exception.InstanceFaultRollback(inner_exception=e)
return
try:
fc_vm = FC_MGR.get_vm_by_uuid(instance)
except exception.InstanceNotFound:
LOG.warn(_('instance exist no more. ignore this deleting.'))
return
# detach volume created by cinder
if block_device_info:
LOG.info(_('now will stop vm before detach cinder volumes.'))
self.stop_vm(instance)
for vol in block_device_info['block_device_mapping']:
self.detach_volume(vol['connection_info'], instance)
# if vm is in fault-resuming or unknown status, stop it before delete
if fc_vm.status == constant.VM_STATUS.UNKNOWN \
or fc_vm.status == constant.VM_STATUS.FAULTRESUMING:
LOG.debug(_("vm %s status is fault-resuming or unknown, "
"stop it before delete."), fc_vm.uri)
self.stop_vm(instance)
self._delete_vm_with_fc_vm(fc_vm, destroy_disks)
# update affinity group info if needed
try:
self._update_drs_rules(instance)
self._update_affinity_groups(context, instance)
#ignore pylint:disable=W0703
except Exception as excp:
utils.log_exception(excp)
LOG.error(_('update affinity group info failed !'))
def check_input(self):
super(VmCreateWithTemplate, self).check_input()
properties = self._image_meta.get('properties')
if properties:
try:
self._cloned_source_vm_or_tpl = \
self._get_vm_by_template_url(
properties.get(constant.HUAWEI_IMAGE_LOCATION))
self._validate_template(self._cloned_source_vm_or_tpl)
except Exception:
LOG.error(_("Invalid FusionCompute template !"))
raise fc_exc.InstanceCloneFailure
def audit_pg(self):
context = nova_ctxt.get_admin_context()
networks = self._neutron.get_all(context=context)
if len(self.dvs_mapping)==0:
self._init_all_fc_dvs()
pg_list = self.query_all_pg()
for pg in pg_list:
pg_name_ayn_list = []
try:
pg_name_ayn_list = re.split('#', pg['name'])
except:
pass
if len(pg_name_ayn_list)!=3:
continue
fc_network_name = pg_name_ayn_list[0]
fc_network_id = pg_name_ayn_list[1]
fc_dvs_id = pg_name_ayn_list[2]
pg_id = self._get_pg_id_pg_date(pg)
if fc_network_name is None \
or fc_network_id is None\
or fc_dvs_id is None\
or pg_id is None:
continue
if fc_dvs_id not in self.dvs_mapping.values():
continue
pg_user = pg.get('userName')
if pg_user is None:
continue
if pg_user != constant.CONF.fusioncompute.fc_user:
continue
is_need_remove = True
for network in networks:
if network['name'] == fc_network_name \
and network['id'] == fc_network_id:
is_need_remove = False
break
if is_need_remove:
try:
self.del_port_group(fc_dvs_id, pg_id)
LOG.warn('port group remove dvs_id=%s,ps_id=%s',fc_dvs_id,pg_id)
except Exception:
LOG.error('Error happen while delete port group remove '
'dvs_id=%s,ps_id=%s', fc_dvs_id, pg_id)
pass
def change_instance_metadata(self, instance):
"""
:param instance:
:return:
"""
LOG.info(_("trying to change metadata for vm: %s.") % instance['name'])
try:
fc_vm = FC_MGR.get_vm_by_uuid(instance)
self._modify_boot_option_if_needed(instance, fc_vm)
#ignore pylint:disable=W0703
except Exception as msg:
LOG.error(_("change_instance_metadata has exception, msg = %s")
% msg)
def change_instance_metadata(self, instance):
"""
:param instance:
:return:
"""
LOG.info(_("trying to change metadata for vm: %s.") % instance['name'])
try:
fc_vm = FC_MGR.get_vm_by_uuid(instance)
self._modify_boot_option_if_needed(instance, fc_vm)
#ignore pylint:disable=W0703
except Exception as msg:
LOG.error(
_("change_instance_metadata has exception, msg = %s") % msg)
def _get_fc_vm(self, vm_info, limit=1, offset=0, detail=2, **kwargs):
"""
get fv vm info by conditions
:param vm_info:
:param limit:
:param offset:
:param detail:
:param kwargs:
:return:
"""
instances = self._query_vm(limit=limit, offset=offset, detail=detail,
**kwargs)
if not instances or not instances['vms']:
LOG.error(_("can not find instance %s."), vm_info)
raise exception.InstanceNotFound(instance_id=vm_info)
return FCInstance(instances['vms'][0])
def suspend_vm(self, instance):
"""suspend vm on FC
:param instance:nova.objects.instance.Instance
:return:
"""
LOG.info(_("trying to suspend vm: %s."), instance['name'])
fc_vm = FC_MGR.get_vm_by_uuid(instance)
if fc_vm.status == constant.VM_STATUS.RUNNING:
self.post(fc_vm.get_vm_action_uri('suspend'),
excp=exception.InstanceFaultRollback)
LOG.info(_("suspend vm %s success"), fc_vm.name)
else:
LOG.error(_("error vm status: %s.") % fc_vm.status)
raise exception.InstanceFaultRollback
def suspend_vm(self, instance):
"""suspend vm on FC
:param instance:nova.objects.instance.Instance
:return:
"""
LOG.info(_("trying to suspend vm: %s."), instance['name'])
fc_vm = FC_MGR.get_vm_by_uuid(instance)
if fc_vm.status == constant.VM_STATUS.RUNNING:
self.post(fc_vm.get_vm_action_uri('suspend'),
excp=exception.InstanceFaultRollback)
LOG.info(_("suspend vm %s success"), fc_vm.name)
else:
LOG.error(_("error vm status: %s.") % fc_vm.status)
raise exception.InstanceFaultRollback
def _get_fc_vm(self, vm_info, limit=1, offset=0, detail=2, **kwargs):
"""
get fv vm info by conditions
:param vm_info:
:param limit:
:param offset:
:param detail:
:param kwargs:
:return:
"""
instances = self._query_vm(limit=limit,
offset=offset,
detail=detail,
**kwargs)
if not instances or not instances['vms']:
LOG.error(_("can not find instance %s."), vm_info)
raise exception.InstanceNotFound(instance_id=vm_info)
return FCInstance(instances['vms'][0])
def snapshot(self, context, instance, image_href, update_task_state):
"""
Create sys vol image and upload to glance
:param instance:
:param image_href:
:param update_task_state:
:return:
"""
if not constant.CONF.fusioncompute.fc_image_path:
LOG.error(_("config option fc_image_path is None."))
raise fc_exc.InvalidImageDir()
# 0.get image service and image id
_image_service = glance.get_remote_image_service(context, image_href)
snapshot_image_service, image_id = _image_service
# 1.import sys vol to nfs dir
LOG.info(_("begin uploading sys vol to glance ..."))
fc_vm = FC_MGR.get_vm_by_uuid(instance)
sys_vol = self._get_sys_vol_from_vm_info(fc_vm)
if not sys_vol:
raise exception.DiskNotFound(_("can not find sys volume."))
update_task_state(task_state=task_states.IMAGE_PENDING_UPLOAD)
self._volume_ops.create_image_from_volume(self.site.volume_uri,
sys_vol,
image_id)
# 2.update image metadata
LOG.info(_("begin update image metadata ..."))
update_task_state(task_state=task_states.IMAGE_UPLOADING,
expected_state=task_states.IMAGE_PENDING_UPLOAD)
name = snapshot_image_service.show(context, image_id).get('name')
location = self._generate_image_location(image_id)
metadata = self._generate_image_metadata(name,
location,
fc_vm,
instance)
snapshot_image_service.update(context, image_id, metadata)
def get_available_resource(self, nodename):
"""Retrieve resource info.
This method is called when nova-compute launches, and
as part of a periodic task.
:returns: dictionary describing resources
"""
LOG.debug(_("get_available_resource, nodename: %s ." % nodename))
cluster_name = self.get_cluster_name_by_nodename(nodename)
cluster_resource = self.get_cluster_resource(cluster_name)
if not cluster_resource:
LOG.error(_("Invalid cluster name : %s"), nodename)
return {}
cluster_resource['cpu_info'] = \
jsonutils.dumps(cluster_resource['cpu_info'])
cluster_resource['supported_instances'] = jsonutils.dumps(
cluster_resource['supported_instances'])
LOG.debug("the resource status is %s", cluster_resource)
return cluster_resource
def get_available_resource(self, nodename):
"""Retrieve resource info.
This method is called when nova-compute launches, and
as part of a periodic task.
:returns: dictionary describing resources
"""
LOG.debug(_("get_available_resource, nodename: %s ." % nodename))
cluster_name = self.get_cluster_name_by_nodename(nodename)
cluster_resource = self.get_cluster_resource(cluster_name)
if not cluster_resource:
LOG.error(_("Invalid cluster name : %s"), nodename)
return {}
cluster_resource['cpu_info'] = \
jsonutils.dumps(cluster_resource['cpu_info'])
cluster_resource['supported_instances'] = jsonutils.dumps(
cluster_resource['supported_instances'])
LOG.debug("the resource status is %s", cluster_resource)
return cluster_resource
def snapshot(self, context, instance, image_href, update_task_state):
"""
Create sys vol image and upload to glance
:param instance:
:param image_href:
:param update_task_state:
:return:
"""
if not constant.CONF.fusioncompute.fc_image_path:
LOG.error(_("config option fc_image_path is None."))
raise fc_exc.InvalidImageDir()
# 0.get image service and image id
_image_service = glance.get_remote_image_service(context, image_href)
snapshot_image_service, image_id = _image_service
# 1.import sys vol to nfs dir
LOG.info(_("begin uploading sys vol to glance ..."))
fc_vm = FC_MGR.get_vm_by_uuid(instance)
sys_vol = self._get_sys_vol_from_vm_info(fc_vm)
if not sys_vol:
raise exception.DiskNotFound(_("can not find sys volume."))
update_task_state(task_state=task_states.IMAGE_PENDING_UPLOAD)
self._volume_ops.create_image_from_volume(self.site.volume_uri,
sys_vol, image_id)
# 2.update image metadata
LOG.info(_("begin update image metadata ..."))
update_task_state(task_state=task_states.IMAGE_UPLOADING,
expected_state=task_states.IMAGE_PENDING_UPLOAD)
name = snapshot_image_service.show(context, image_id).get('name')
location = self._generate_image_location(image_id)
metadata = self._generate_image_metadata(name, location, fc_vm,
instance)
snapshot_image_service.update(context, image_id, metadata)
def _raise_if_not_in_status_ok(self, rsp):
"""
if response is not normal,rasise exception
:param rsp:
:return:
"""
if rsp.status_code not in self.STATUS_OK:
error_info = {}
try:
error_info = rsp.json()
#ignore pylint:disable=W0703
except Exception as excp:
LOG.warn('try to get error response content failed: %s', excp)
LOG.error(
_('FC request error: <status_code> %s <reason> '
'%s <url> %s <errorcode> %s <errorDes> %s'), rsp.status_code,
rsp.reason, rsp.url, error_info.get('errorCode', 'unknown'),
error_info.get('errorDes', 'unknown'))
raise exception.RequestError(
reason=error_info.get('errorDes'),
error_code=error_info.get('errorCode'))
def _raise_if_not_in_status_ok(self, rsp):
"""
if response is not normal,rasise exception
:param rsp:
:return:
"""
if rsp.status_code not in self.STATUS_OK:
error_info = {}
try:
error_info = rsp.json()
#ignore pylint:disable=W0703
except Exception as excp:
LOG.warn('try to get error response content failed: %s', excp)
LOG.error(_('FC request error: <status_code> %s <reason> '
'%s <url> %s <errorcode> %s <errorDes> %s'),
rsp.status_code, rsp.reason, rsp.url,
error_info.get('errorCode', 'unknown'),
error_info.get('errorDes', 'unknown'))
raise exception.RequestError(reason=error_info.get('errorDes'),
error_code=error_info.get('errorCode')
)
def _update_drs_rules(self, instance):
"""
:param instance:
:return:
"""
node = instance.get('node')
if node is None:
LOG.error(_('failed to get node info from instance'))
return
cluster = self._cluster_ops.get_cluster_detail_by_nodename(node)
if cluster is None:
LOG.error(_('failed to get cluster info by node: %s'), node)
return
drs_rules = cluster['drsSetting']['drsRules']
for drs_rule in drs_rules:
if len(drs_rule['vms']) < 2:
rule_name = str(drs_rule['ruleName'])
rule_type = drs_rule['ruleType']
self._cluster_ops.\
delete_drs_rules(cluster, rule_name, rule_type)
def _update_drs_rules(self, instance):
"""
:param instance:
:return:
"""
node = instance.get('node')
if node is None:
LOG.error(_('failed to get node info from instance'))
return
cluster = self._cluster_ops.get_cluster_detail_by_nodename(node)
if cluster is None:
LOG.error(_('failed to get cluster info by node: %s'), node)
return
drs_rules = cluster['drsSetting']['drsRules']
for drs_rule in drs_rules:
if len(drs_rule['vms']) < 2:
rule_name = str(drs_rule['ruleName'])
rule_type = drs_rule['ruleType']
self._cluster_ops.\
delete_drs_rules(cluster, rule_name, rule_type)
def get_vm_create(fc_client, task_ops, instance, image_meta=None):
"""get create vm object"""
if instance.get('image_ref'):
image_type = None
if image_meta:
properties = image_meta.get('properties')
if properties:
image_type = properties.get(constant.HUAWEI_IMAGE_TYPE)
if image_type == 'nfs':
vm_class = VmCreateWithNfsImage
elif image_type == 'uds':
vm_class = VmCreateWithUdsImage
elif image_type == 'template':
vm_class = VmCreateWithTemplate
elif image_type == 'glance' or image_type == None:
vm_class = VmCreateWithGlanceImage
else:
LOG.error(_("image type is error %s."), image_type)
raise fc_exc.InvalidImageDir
else:
vm_class = VmCreateWithVolume
return vm_class(fc_client, task_ops, instance)
def reconfigure_affinity_group(self,
instances,
affinity_group,
action,
node=None):
"""
:param instances:
:param affinity_group:
:param action:
:param node:
:return:
"""
LOG.info(_("begin reconfigure affinity group ..."))
# 1. all vms passed in should in the same cluster
if node is None and len(instances) > 0:
node = instances[0].get('node')
if node is None:
msg = _("Can not get any node info !")
raise fc_exc.AffinityGroupException(reason=msg)
for instance in instances:
if node != instance.get('node'):
msg = _("VMs cluster must be same !")
raise fc_exc.AffinityGroupException(reason=msg)
# 2. get fc cluster object
cluster = self._cluster_ops.get_cluster_detail_by_nodename(node)
if cluster is None:
raise fc_exc.ClusterNotFound(cluster_name=node)
# 3. do reconfigure
rule_name = str(affinity_group.id)
rule_type = constant.DRS_RULES_TYPE_MAP.get(affinity_group.type) or \
constant.DRS_RULES_TYPE_MAP['affinity']
if action == 'remove':
self._cluster_ops.delete_drs_rules(cluster, rule_name, rule_type)
LOG.info(_("delete affinity group success and return"))
return
if action == 'add':
self._cluster_ops.create_drs_rules(cluster, rule_name, rule_type)
cluster = self._cluster_ops.get_cluster_detail_by_nodename(node)
LOG.info(_("create affinity group success"))
vms = []
for instance in instances:
instance['uuid'] = instance['name']
fc_vm = FC_MGR.get_vm_by_uuid(instance)
vm_info = {'urn': fc_vm['urn'], 'name': fc_vm['name']}
vms.append(vm_info)
try:
self._cluster_ops.\
modify_drs_rules(cluster, rule_name, rule_type, vms)
except Exception as exc:
LOG.error(_("modify drs rules failed !"))
if action == 'add':
self._cluster_ops.\
delete_drs_rules(cluster, rule_name, rule_type)
raise exc
LOG.info(_("reconfigure affinity group success"))
def reconfigure_affinity_group(self, instances, affinity_group, action,
node=None):
"""
:param instances:
:param affinity_group:
:param action:
:param node:
:return:
"""
LOG.info(_("begin reconfigure affinity group ..."))
# 1. all vms passed in should in the same cluster
if node is None and len(instances) > 0:
node = instances[0].get('node')
if node is None:
msg = _("Can not get any node info !")
raise fc_exc.AffinityGroupException(reason=msg)
for instance in instances:
if node != instance.get('node'):
msg = _("VMs cluster must be same !")
raise fc_exc.AffinityGroupException(reason=msg)
# 2. get fc cluster object
cluster = self._cluster_ops.get_cluster_detail_by_nodename(node)
if cluster is None:
raise fc_exc.ClusterNotFound(cluster_name=node)
# 3. do reconfigure
rule_name = str(affinity_group.id)
rule_type = constant.DRS_RULES_TYPE_MAP.get(affinity_group.type) or \
constant.DRS_RULES_TYPE_MAP['affinity']
if action == 'remove':
self._cluster_ops.delete_drs_rules(cluster, rule_name, rule_type)
LOG.info(_("delete affinity group success and return"))
return
if action == 'add':
self._cluster_ops.create_drs_rules(cluster, rule_name, rule_type)
cluster = self._cluster_ops.get_cluster_detail_by_nodename(node)
LOG.info(_("create affinity group success"))
vms = []
for instance in instances:
instance['uuid'] = instance['name']
fc_vm = FC_MGR.get_vm_by_uuid(instance)
vm_info = {
'urn': fc_vm['urn'],
'name': fc_vm['name']
}
vms.append(vm_info)
try:
self._cluster_ops.\
modify_drs_rules(cluster, rule_name, rule_type, vms)
except Exception as exc:
LOG.error(_("modify drs rules failed !"))
if action == 'add':
self._cluster_ops.\
delete_drs_rules(cluster, rule_name, rule_type)
raise exc
LOG.info(_("reconfigure affinity group success"))