def run_audit(self, volume, lock=None, callback=None):
spawn(lock,
self.audit,
volume,
callback=callback,
skip_fork=self.skip_fork,
interruptible=True)
def delete(self, volume_id, callback=None, lock=None):
volume = self.get(volume_id)
# If origin exists, this volume is a snapshot
if volume['origin']:
# scrub and remove snapshots synchronously
self.remove_lvm_snapshot(volume)
return
# This is a normal volume delete
if 'zero' not in volume['id']:
# Does this volume have a snapshot?
if self._get_snapshot(volume['id']):
raise ServiceUnavailable("Refusing to delete volume '%s' "
"with an active backup" %
volume['id'])
try:
self.update_tags(volume, {'zero': True})
except NotFound:
pass
volume = self.get(volume_id)
spawn(lock,
self.remove_lvm_volume,
volume,
callback=callback,
skip_fork=self.skip_fork)
def delete(self, volume, backup_id, callback=None, lock=None):
spawn(lock,
self.prune,
volume,
backup_id,
callback=callback,
skip_fork=self.skip_fork)
def cleanup_tmp_vol(self, tmp_vol, convert_dir, scrub_callback):
if not tmp_vol:
raise ValueError("No tmp_vol")
if not os.path.exists(tmp_vol['path']):
raise ValueError("tmp_vol doesn't exist")
if convert_dir:
execute('umount', convert_dir)
rmtree(convert_dir)
spawn(NullResource(), self.remove_lvm_volume, tmp_vol,
callback=scrub_callback, skip_fork=self.skip_fork)
def cleanup_tmp_vol(self, tmp_vol, convert_dir, scrub_callback):
if not tmp_vol:
raise ValueError("No tmp_vol")
if not os.path.exists(tmp_vol['path']):
raise ValueError("tmp_vol doesn't exist")
if convert_dir:
execute('umount', convert_dir)
rmtree(convert_dir)
spawn(NullResource(), self.remove_lvm_volume, tmp_vol,
callback=scrub_callback, skip_fork=self.skip_fork)
def create(self, snapshot, backup_id, callback=None, lock=None, cinder=None, error_callback=None):
spawn(
lock,
self.save,
snapshot,
backup_id,
cinder,
callback=callback,
error_callback=error_callback,
skip_fork=self.skip_fork,
)
def create(self,
snapshot,
backup_id,
callback=None,
lock=None,
cinder=None,
error_callback=None):
spawn(lock,
self.save,
snapshot,
backup_id,
cinder,
callback=callback,
error_callback=error_callback,
skip_fork=self.skip_fork)
def delete(self, volume_id, callback=None, lock=None):
volume = self.get(volume_id)
# If origin exists, this volume is a snapshot
if volume['origin']:
# scrub and remove snapshots synchronously
self.remove_lvm_snapshot(volume)
return
# This is a normal volume delete
if 'zero' not in volume['id']:
# Does this volume have a snapshot?
if self._get_snapshot(volume['id']):
raise ServiceUnavailable(
"Refusing to delete volume '%s' "
"with an active backup" % volume['id'])
try:
self.update_tags(volume, {'zero': True})
except NotFound:
pass
volume = self.get(volume_id)
spawn(lock, self.remove_lvm_volume, volume,
callback=callback, skip_fork=self.skip_fork)
def create_clone(self, volume_id, clone_id, iqn, iscsi_ip, iscsi_port,
callback=None, lock=None, cinder=None):
volume = self.get(volume_id)
size = volume['size'] / 1024 / 1024 / 1024
logger.info("Cloning source '%s' to volume '%s'" %
(volume_id, clone_id))
snapshot_name = uuid.uuid4()
snapshot = self.create_snapshot(volume_id, snapshot_name,
clone_id=clone_id, type_='clone')
logger.info("Snapshot to clone id: '%s'" % snapshot['id'])
try:
new_volume = ISCSIDevice(iqn, iscsi_ip, iscsi_port)
new_volume.connect()
except (ISCSILoginFailed, ISCSINotConnected):
msg = "Unable to open iscsi connection to %s:%s - %s" % \
(iscsi_ip, iscsi_port, iqn)
logger.error(msg)
self.delete(snapshot['id'])
raise ServiceUnavailable(msg)
spawn(lock, self._copy_clone, snapshot, clone_id, size, new_volume,
cinder, callback=callback, skip_fork=self.skip_fork)
def create_clone(self, volume_id, clone_id, iqn, iscsi_ip, iscsi_port,
callback=None, lock=None, cinder=None):
volume = self.get(volume_id)
size = volume['size'] / 1024 / 1024 / 1024
logger.info("Cloning source '%s' to volume '%s'" %
(volume_id, clone_id))
snapshot_name = uuid.uuid4()
snapshot = self.create_snapshot(volume_id, snapshot_name,
clone_id=clone_id, type_='clone')
logger.info("Snapshot to clone id: '%s'" % snapshot['id'])
try:
new_volume = ISCSIDevice(iqn, iscsi_ip, iscsi_port)
new_volume.connect()
except (ISCSILoginFailed, ISCSINotConnected):
msg = "Unable to open iscsi connection to %s:%s - %s" % \
(iscsi_ip, iscsi_port, iqn)
logger.error(msg)
self.delete(snapshot['id'])
raise ServiceUnavailable(msg)
spawn(lock, self._copy_clone, snapshot, clone_id, size, new_volume,
cinder, callback=callback, skip_fork=self.skip_fork)
raise InvalidImage("Error fetching image: %s" % image_id)
# Create a tag to apply to the lvm volume
tag = encode_tag(backup_source_volume_id=backup_source_volume_id,
backup_id=backup_id)
try:
self._do_create(volume_id, size_str, tag, backup_source_volume_id)
except Exception, e:
# If we ran out of space due to the tmp_vol
logger.error('Failed to create volume: %s' % e)
# Update cinder immediately.
if callback:
callback()
if tmp_vol:
spawn(NullResource(), self.remove_lvm_volume, tmp_vol,
callback=scrub_callback, skip_fork=self.skip_fork)
raise
def log_duration():
duration = time() - op_start
parts = ['STAT: Create Volume']
if volume_id:
parts.append('Volume_ID: %s' % (volume_id,))
if backup_id:
parts.append('Backup_ID: %s' % (backup_id,))
if backup_source_volume_id:
parts.append('Backup_Source_Volume_ID: %s' % (backup_id,))
if image_id:
parts.append('Image_ID: %s' % (image_id,))
parts.append('Size: %s' % size)
def run_audit(self, volume, lock=None, callback=None):
spawn(lock, self.audit, volume, callback=callback,
skip_fork=self.skip_fork, interruptible=True)
def delete(self, volume, backup_id, callback=None, lock=None):
spawn(lock, self.prune, volume, backup_id,
callback=callback, skip_fork=self.skip_fork)
# Create a tag to apply to the lvm volume
tag = encode_tag(backup_source_volume_id=backup_source_volume_id,
backup_id=backup_id)
try:
self._do_create(volume_id, size_str, tag, backup_source_volume_id)
except Exception, e:
# If we ran out of space due to the tmp_vol
logger.error('Failed to create volume: %s' % e)
# Update cinder immediately.
if callback:
callback()
if tmp_vol:
spawn(NullResource(),
self.remove_lvm_volume,
tmp_vol,
callback=scrub_callback,
skip_fork=self.skip_fork)
raise
def log_duration():
duration = time() - op_start
parts = ['STAT: Create Volume']
if volume_id:
parts.append('Volume_ID: %s' % (volume_id, ))
if backup_id:
parts.append('Backup_ID: %s' % (backup_id, ))
if backup_source_volume_id:
parts.append('Backup_Source_Volume_ID: %s' % (backup_id, ))
if image_id:
