def rm_hdisk():
try:
# Attempt to remove the hDisk
hdisk.remove_hdisk(self.adapter, CONF.host, device_name,
vio_wrap.uuid)
except Exception as e:
# If there is a failure, log it, but don't stop the process
LOG.warn(_LW("There was an error removing the hdisk "
"%(disk)s from the Virtual I/O Server."),
{'disk': device_name})
LOG.warn(e)
def rm_hdisk():
LOG.info(_LI("Running remove for hdisk: '%s'") % device_name)
try:
# Attempt to remove the hDisk
hdisk.remove_hdisk(self.adapter, CONF.host, device_name, vio_wrap.uuid)
except Exception as e:
# If there is a failure, log it, but don't stop the process
LOG.warning(
_LW("There was an error removing the hdisk " "%(disk)s from the Virtual I/O Server."),
{"disk": device_name},
)
LOG.warning(e)
def rm_hdisk():
try:
# Attempt to remove the hDisk
hdisk.remove_hdisk(self.adapter, CONF.host, device_name,
vio_wrap.uuid)
except Exception as e:
# If there is a failure, log it, but don't stop the process
LOG.warn(
_LW("There was an error removing the hdisk "
"%(disk)s from the Virtual I/O Server."),
{'disk': device_name})
LOG.warn(e)
def rm_hdisk():
LOG.info("Removing hdisk %(hdisk)s from Virtual I/O Server "
"%(vios)s", {'hdisk': device_name, 'vios': vio_wrap.name},
instance=self.instance)
try:
# Attempt to remove the hDisk
hdisk.remove_hdisk(self.adapter, CONF.host, device_name,
vio_wrap.uuid)
except Exception:
# If there is a failure, log it, but don't stop the process
LOG.exception("There was an error removing the hdisk "
"%(disk)s from Virtual I/O Server %(vios)s.",
{'disk': device_name, 'vios': vio_wrap.name},
instance=self.instance)
def rm_hdisk():
LOG.info("Removing hdisk %(hdisk)s from Virtual I/O Server "
"%(vios)s", {'hdisk': device_name, 'vios': vio_wrap.name},
instance=self.instance)
try:
# Attempt to remove the hDisk
hdisk.remove_hdisk(self.adapter, CONF.host, device_name,
vio_wrap.uuid)
except Exception:
# If there is a failure, log it, but don't stop the process
LOG.exception("There was an error removing the hdisk "
"%(disk)s from Virtual I/O Server %(vios)s.",
{'disk': device_name, 'vios': vio_wrap.name},
instance=self.instance)
def disconnect_volume(self, adapter, host_uuid, vm_uuid, instance,
connection_info):
"""Disconnect the volume.
:param adapter: The pypowervm adapter.
:param host_uuid: The pypowervm UUID of the host.
:param vm_uuid: The powervm UUID of the VM.
:param instance: The nova instance that the volume should disconnect
from.
:param connection_info: Comes from the BDM. Example connection_info:
{
'driver_volume_type':'fibre_channel',
'serial':u'10d9934e-b031-48ff-9f02-2ac533e331c8',
'data':{
'initiator_target_map':{
'21000024FF649105':['500507680210E522'],
'21000024FF649104':['500507680210E522'],
'21000024FF649107':['500507680210E522'],
'21000024FF649106':['500507680210E522']
},
'target_discovered':False,
'qos_specs':None,
'volume_id':'10d9934e-b031-48ff-9f02-2ac533e331c8',
'target_lun':0,
'access_mode':'rw',
'target_wwn':'500507680210E522'
}
"""
volume_id = connection_info['data']['volume_id']
try:
# Get VIOS feed
vios_feed = vios.get_active_vioses(adapter, host_uuid,
xag=_XAGS)
# Iterate through host vios list to find hdisks to disconnect.
for vio_wrap in vios_feed:
LOG.debug("vios uuid %s" % vio_wrap.uuid)
try:
volume_udid = self._get_udid(instance, vio_wrap.uuid,
volume_id)
device_name = vio_wrap.hdisk_from_uuid(volume_udid)
if not device_name:
LOG.info(_LI(u"Disconnect Volume: No mapped device "
"found on vios %(vios)s for volume "
"%(volume_id)s. volume_uid: "
"%(volume_uid)s ")
% {'volume_uid': volume_udid,
'volume_id': volume_id,
'vios': vio_wrap.name})
continue
except Exception as e:
LOG.error(_LE(u"Disconnect Volume: Failed to find disk "
"on vios %(vios_name)s for volume "
"%(volume_id)s. volume_uid: %(volume_uid)s."
"Error: %(error)s")
% {'error': e, 'volume_uid': volume_udid,
'volume_id': volume_id,
'vios_name': vio_wrap.name})
continue
# We have found the device name
LOG.info(_LI(u"Disconnect Volume: Discovered the device "
"%(hdisk)s on vios %(vios_name)s for volume "
"%(volume_id)s. volume_uid: %(volume_uid)s.")
% {'volume_uid': volume_udid, 'volume_id': volume_id,
'vios_name': vio_wrap.name, 'hdisk': device_name})
partition_id = vm.get_vm_id(adapter, vm_uuid)
tsk_map.remove_pv_mapping(adapter, vio_wrap.uuid,
partition_id, device_name)
try:
# Attempt to remove the hDisk
hdisk.remove_hdisk(adapter, CONF.host, device_name,
vio_wrap.uuid)
except Exception as e:
# If there is a failure, log it, but don't stop the process
msg = (_LW("There was an error removing the hdisk "
"%(disk)s from the Virtual I/O Server.") %
{'disk': device_name})
LOG.warn(msg)
LOG.warn(e)
# Disconnect volume complete, now remove key
self._delete_udid_key(instance, vio_wrap.uuid, volume_id)
except Exception as e:
LOG.error(_LE('Cannot detach volumes from virtual machine: %s') %
vm_uuid)
LOG.exception(_LE(u'Error: %s') % e)
ex_args = {'backing_dev': device_name,
'instance_name': instance.name,
'reason': six.text_type(e)}
raise pexc.VolumeDetachFailed(**ex_args)
