def zap_lv(self, device):
"""
Device examples: vg-name/lv-name, /dev/vg-name/lv-name
Requirements: Must be a logical volume (LV)
"""
lv = api.get_single_lv(filters={
'lv_name': device.lv_name,
'vg_name': device.vg_name
})
pv = api.get_single_pv(filters={'lv_uuid': lv.lv_uuid})
self.unmount_lv(lv)
wipefs(device.abspath)
zap_data(device.abspath)
if self.args.destroy:
lvs = api.get_lvs(filters={'vg_name': device.vg_name})
if lvs == []:
mlogger.info('No LVs left, exiting', device.vg_name)
return
elif len(lvs) <= 1:
mlogger.info(
'Only 1 LV left in VG, will proceed to destroy '
'volume group %s', device.vg_name)
api.remove_vg(device.vg_name)
api.remove_pv(pv.pv_name)
else:
mlogger.info('More than 1 LV left in VG, will proceed to '
'destroy LV only')
mlogger.info('Removing LV because --destroy was given: %s',
device.abspath)
api.remove_lv(device.abspath)
elif lv:
# just remove all lvm metadata, leaving the LV around
lv.clear_tags()
def zap_lv(self, device):
"""
Device examples: vg-name/lv-name, /dev/vg-name/lv-name
Requirements: Must be a logical volume (LV)
"""
lv = api.get_lv(lv_name=device.lv_name, vg_name=device.vg_name)
self.unmount_lv(lv)
wipefs(device.abspath)
zap_data(device.abspath)
if self.args.destroy:
lvs = api.Volumes()
lvs.filter(vg_name=device.vg_name)
if len(lvs) <= 1:
mlogger.info(
'Only 1 LV left in VG, will proceed to destroy volume group %s',
device.vg_name)
api.remove_vg(device.vg_name)
else:
mlogger.info(
'More than 1 LV left in VG, will proceed to destroy LV only'
)
mlogger.info('Removing LV because --destroy was given: %s',
device.abspath)
api.remove_lv(device.abspath)
elif lv:
# just remove all lvm metadata, leaving the LV around
lv.clear_tags()
def zap(self, args):
device = args.device
lv = api.get_lv_from_argument(device)
if lv:
# we are zapping a logical volume
path = lv.lv_path
else:
# we are zapping a partition
#TODO: ensure device is a partition
path = device
mlogger.info("Zapping: %s", path)
# check if there was a pv created with the
# name of device
pv = api.get_pv(pv_name=device)
if pv:
vg_name = pv.vg_name
lv = api.get_lv(vg_name=vg_name)
dmcrypt = False
dmcrypt_uuid = None
if lv:
osd_path = "/var/lib/ceph/osd/{}-{}".format(lv.tags['ceph.cluster_name'], lv.tags['ceph.osd_id'])
dmcrypt_uuid = lv.lv_uuid
dmcrypt = lv.encrypted
if system.path_is_mounted(osd_path):
mlogger.info("Unmounting %s", osd_path)
system.unmount(osd_path)
else:
# we're most likely dealing with a partition here, check to
# see if it was encrypted
partuuid = disk.get_partuuid(device)
if encryption.status("/dev/mapper/{}".format(partuuid)):
dmcrypt_uuid = partuuid
dmcrypt = True
if dmcrypt and dmcrypt_uuid:
dmcrypt_path = "/dev/mapper/{}".format(dmcrypt_uuid)
mlogger.info("Closing encrypted path %s", dmcrypt_path)
encryption.dmcrypt_close(dmcrypt_path)
if args.destroy and pv:
logger.info("Found a physical volume created from %s, will destroy all it's vgs and lvs", device)
vg_name = pv.vg_name
mlogger.info("Destroying volume group %s because --destroy was given", vg_name)
api.remove_vg(vg_name)
mlogger.info("Destroying physical volume %s because --destroy was given", device)
api.remove_pv(device)
elif args.destroy and not pv:
mlogger.info("Skipping --destroy because no associated physical volumes are found for %s", device)
wipefs(path)
zap_data(path)
if lv and not pv:
# remove all lvm metadata
lv.clear_tags()
terminal.success("Zapping successful for: %s" % path)
def zap(self, args):
for device in args.devices:
if disk.is_mapper_device(device):
terminal.error(
"Refusing to zap the mapper device: {}".format(device))
raise SystemExit(1)
lv = api.get_lv_from_argument(device)
if lv:
# we are zapping a logical volume
path = lv.lv_path
self.unmount_lv(lv)
else:
# we are zapping a partition
#TODO: ensure device is a partition
path = device
# check to if it is encrypted to close
partuuid = disk.get_partuuid(device)
if encryption.status("/dev/mapper/{}".format(partuuid)):
dmcrypt_uuid = partuuid
self.dmcrypt_close(dmcrypt_uuid)
mlogger.info("Zapping: %s", path)
# check if there was a pv created with the
# name of device
pvs = api.PVolumes()
pvs.filter(pv_name=device)
vgs = set([pv.vg_name for pv in pvs])
for pv in pvs:
vg_name = pv.vg_name
lv = None
if pv.lv_uuid:
lv = api.get_lv(vg_name=vg_name, lv_uuid=pv.lv_uuid)
if lv:
self.unmount_lv(lv)
if args.destroy:
for vg_name in vgs:
mlogger.info(
"Destroying volume group %s because --destroy was given",
vg_name)
api.remove_vg(vg_name)
mlogger.info(
"Destroying physical volume %s because --destroy was given",
device)
api.remove_pv(device)
wipefs(path)
zap_data(path)
if lv and not pvs:
# remove all lvm metadata
lv.clear_tags()
terminal.success("Zapping successful for: %s" %
", ".join(args.devices))
def zap(self, args):
device = args.device
lv = api.get_lv_from_argument(device)
if lv:
# we are zapping a logical volume
path = lv.lv_path
else:
# we are zapping a partition
#TODO: ensure device is a partition
path = device
logger.info("Zapping: %s", path)
terminal.write("Zapping: %s" % path)
if args.destroy and not lv:
# check if there was a pv created with the
# name of device
pv = api.PVolumes().get(pv_name=device)
if pv:
logger.info(
"Found a physical volume created from %s, will destroy all it's vgs and lvs",
device)
vg_name = pv.vg_name
logger.info(
"Destroying volume group %s because --destroy was given",
vg_name)
terminal.write(
"Destroying volume group %s because --destroy was given" %
vg_name)
api.remove_vg(vg_name)
logger.info(
"Destroying physical volume %s because --destroy was given",
device)
terminal.write(
"Destroying physical volume %s because --destroy was given"
% device)
api.remove_pv(device)
else:
logger.info(
"Skipping --destroy because no associated physical volumes are found for %s",
device)
terminal.write(
"Skipping --destroy because no associated physical volumes are found for %s"
% device)
wipefs(path)
zap_data(path)
if lv:
# remove all lvm metadata
lv.clear_tags()
terminal.success("Zapping successful for: %s" % path)
def zap(self, args):
device = args.device
lv = api.get_lv_from_argument(device)
if lv:
# we are zapping a logical volume
path = lv.lv_path
else:
# we are zapping a partition
#TODO: ensure device is a partition
path = device
mlogger.info("Zapping: %s", path)
# check if there was a pv created with the
# name of device
pv = api.get_pv(pv_name=device)
if pv:
vg_name = pv.vg_name
lv = api.get_lv(vg_name=vg_name)
if lv:
osd_path = "/var/lib/ceph/osd/{}-{}".format(
lv.tags['ceph.cluster_name'], lv.tags['ceph.osd_id'])
if system.path_is_mounted(osd_path):
mlogger.info("Unmounting %s", osd_path)
system.unmount(osd_path)
if args.destroy and pv:
logger.info(
"Found a physical volume created from %s, will destroy all it's vgs and lvs",
device)
vg_name = pv.vg_name
mlogger.info(
"Destroying volume group %s because --destroy was given",
vg_name)
api.remove_vg(vg_name)
mlogger.info(
"Destroying physical volume %s because --destroy was given",
device)
api.remove_pv(device)
elif args.destroy and not pv:
mlogger.info(
"Skipping --destroy because no associated physical volumes are found for %s",
device)
wipefs(path)
zap_data(path)
if lv and not pv:
# remove all lvm metadata
lv.clear_tags()
terminal.success("Zapping successful for: %s" % path)
def zap(self, args):
for device in args.devices:
if disk.is_mapper_device(device):
terminal.error("Refusing to zap the mapper device: {}".format(device))
raise SystemExit(1)
lv = api.get_lv_from_argument(device)
if lv:
# we are zapping a logical volume
path = lv.lv_path
self.unmount_lv(lv)
else:
# we are zapping a partition
#TODO: ensure device is a partition
path = device
# check to if it is encrypted to close
partuuid = disk.get_partuuid(device)
if encryption.status("/dev/mapper/{}".format(partuuid)):
dmcrypt_uuid = partuuid
self.dmcrypt_close(dmcrypt_uuid)
mlogger.info("Zapping: %s", path)
# check if there was a pv created with the
# name of device
pvs = api.PVolumes()
pvs.filter(pv_name=device)
vgs = set([pv.vg_name for pv in pvs])
for pv in pvs:
vg_name = pv.vg_name
lv = None
if pv.lv_uuid:
lv = api.get_lv(vg_name=vg_name, lv_uuid=pv.lv_uuid)
if lv:
self.unmount_lv(lv)
if args.destroy:
for vg_name in vgs:
mlogger.info("Destroying volume group %s because --destroy was given", vg_name)
api.remove_vg(vg_name)
if not lv:
mlogger.info("Destroying physical volume %s because --destroy was given", device)
api.remove_pv(device)
wipefs(path)
zap_data(path)
if lv and not pvs:
# remove all lvm metadata
lv.clear_tags()
terminal.success("Zapping successful for: %s" % ", ".join(args.devices))
def zap_lvm_member(self, device):
"""
An LVM member may have more than one LV and or VG, for example if it is
a raw device with multiple partitions each belonging to a different LV
Device example: /dev/sda
Requirements: An LV or VG present in the device, making it an LVM member
"""
for lv in device.lvs:
if lv.lv_name:
mlogger.info('Zapping lvm member {}. lv_path is {}'.format(device.path, lv.lv_path))
self.zap_lv(Device(lv.lv_path))
else:
vg = api.get_single_vg(filters={'vg_name': lv.vg_name})
if vg:
mlogger.info('Found empty VG {}, removing'.format(vg.vg_name))
api.remove_vg(vg.vg_name)
def zap(self, args):
device = args.device
lv = api.get_lv_from_argument(device)
if lv:
# we are zapping a logical volume
path = lv.lv_path
else:
# we are zapping a partition
#TODO: ensure device is a partition
path = device
mlogger.info("Zapping: %s", path)
# check if there was a pv created with the
# name of device
pv = api.get_pv(pv_name=device)
if pv:
vg_name = pv.vg_name
lv = api.get_lv(vg_name=vg_name)
if lv:
osd_path = "/var/lib/ceph/osd/{}-{}".format(lv.tags['ceph.cluster_name'], lv.tags['ceph.osd_id'])
if system.path_is_mounted(osd_path):
mlogger.info("Unmounting %s", osd_path)
system.unmount(osd_path)
if args.destroy and pv:
logger.info("Found a physical volume created from %s, will destroy all it's vgs and lvs", device)
vg_name = pv.vg_name
mlogger.info("Destroying volume group %s because --destroy was given", vg_name)
api.remove_vg(vg_name)
mlogger.info("Destroying physical volume %s because --destroy was given", device)
api.remove_pv(device)
elif args.destroy and not pv:
mlogger.info("Skipping --destroy because no associated physical volumes are found for %s", device)
wipefs(path)
zap_data(path)
if lv and not pv:
# remove all lvm metadata
lv.clear_tags()
terminal.success("Zapping successful for: %s" % path)
def zap_lv(self, device):
"""
Device examples: vg-name/lv-name, /dev/vg-name/lv-name
Requirements: Must be a logical volume (LV)
"""
lv = api.get_lv(lv_name=device.lv_name, vg_name=device.vg_name)
self.unmount_lv(lv)
wipefs(device.abspath)
zap_data(device.abspath)
if self.args.destroy:
lvs = api.Volumes()
lvs.filter(vg_name=device.vg_name)
if len(lvs) <= 1:
mlogger.info('Only 1 LV left in VG, will proceed to destroy volume group %s', device.vg_name)
api.remove_vg(device.vg_name)
else:
mlogger.info('More than 1 LV left in VG, will proceed to destroy LV only')
mlogger.info('Removing LV because --destroy was given: %s', device.abspath)
api.remove_lv(device.abspath)
elif lv:
# just remove all lvm metadata, leaving the LV around
lv.clear_tags()
def zap(self, args):
device = args.device
if disk.is_mapper_device(device):
terminal.error(
"Refusing to zap the mapper device: {}".format(device))
raise SystemExit(1)
lv = api.get_lv_from_argument(device)
if lv:
# we are zapping a logical volume
path = lv.lv_path
else:
# we are zapping a partition
#TODO: ensure device is a partition
path = device
mlogger.info("Zapping: %s", path)
# check if there was a pv created with the
# name of device
pv = api.get_pv(pv_name=device)
if pv:
vg_name = pv.vg_name
lv = api.get_lv(vg_name=vg_name)
dmcrypt = False
dmcrypt_uuid = None
if lv:
if lv.tags.get('ceph.cluster_name') and lv.tags.get('ceph.osd_id'):
lv_path = "/var/lib/ceph/osd/{}-{}".format(
lv.tags['ceph.cluster_name'], lv.tags['ceph.osd_id'])
else:
lv_path = lv.path
dmcrypt_uuid = lv.lv_uuid
dmcrypt = lv.encrypted
if system.path_is_mounted(lv_path):
mlogger.info("Unmounting %s", lv_path)
system.unmount(lv_path)
else:
# we're most likely dealing with a partition here, check to
# see if it was encrypted
partuuid = disk.get_partuuid(device)
if encryption.status("/dev/mapper/{}".format(partuuid)):
dmcrypt_uuid = partuuid
dmcrypt = True
if dmcrypt and dmcrypt_uuid:
dmcrypt_path = "/dev/mapper/{}".format(dmcrypt_uuid)
mlogger.info("Closing encrypted path %s", dmcrypt_path)
encryption.dmcrypt_close(dmcrypt_path)
if args.destroy and pv:
logger.info(
"Found a physical volume created from %s, will destroy all it's vgs and lvs",
device)
vg_name = pv.vg_name
mlogger.info(
"Destroying volume group %s because --destroy was given",
vg_name)
api.remove_vg(vg_name)
mlogger.info(
"Destroying physical volume %s because --destroy was given",
device)
api.remove_pv(device)
elif args.destroy and not pv:
mlogger.info(
"Skipping --destroy because no associated physical volumes are found for %s",
device)
wipefs(path)
zap_data(path)
if lv and not pv:
# remove all lvm metadata
lv.clear_tags()
terminal.success("Zapping successful for: %s" % path)
