def test_find_by_group_name(self):
display_manager = FakeDisplayManager(None)
output = utils.find_resource(display_manager,
'entity_three',
is_group=True,
list_volume=True)
self.assertEqual(display_manager.get('4242', list_volume=True), output)
def find_volume_snapshot(cs, snapshot):
"""Gets a volume snapshot by name or ID."""
return utils.find_resource(cs.volume_snapshots, snapshot)
def find_qos_specs(cs, qos_specs):
"""Gets a qos specs by ID."""
return utils.find_resource(cs.qos_specs, qos_specs)
def test_find_by_str_id(self):
output = utils.find_resource(self.manager, "1234")
self.assertEqual(output, self.manager.get("1234"))
def test_find_by_str_name(self):
output = utils.find_resource(self.manager, 'entity_one')
self.assertEqual(self.manager.get('1234'), output)
def _find_qos_specs(cs, qos_specs):
"""Gets a qos specs by ID."""
return utils.find_resource(cs.qos_specs, qos_specs)
def test_find_by_str_displayname(self):
output = utils.find_resource(self.manager, "entity_three")
self.assertEqual(self.manager.get("4242"), output)
def _find_volume(cs, volume):
"""Get a volume by ID."""
return utils.find_resource(cs.volumes, volume)
def _find_backup(cs, backup):
"""Get a backup by ID."""
return utils.find_resource(cs.backups, backup)
def _find_volume_snapshot(cs, snapshot):
"""Get a volume snapshot by ID."""
return utils.find_resource(cs.volume_snapshots, snapshot)
def _find_volume(cs, volume):
"""Get a volume by ID."""
return utils.find_resource(cs.volumes, volume)
def test_find_by_str_id(self):
output = utils.find_resource(self.manager, '1234')
self.assertEqual(output, self.manager.get('1234'))
def test_find_by_group_name(self):
display_manager = FakeDisplayManager(None)
output = utils.find_resource(display_manager, 'entity_three',
is_group=True, list_volume=True)
self.assertEqual(display_manager.get('4242', list_volume=True),
output)
def test_find_by_group_id(self):
output = utils.find_resource(self.manager, 1234, is_group=True,
list_volume=True)
self.assertEqual(self.manager.get('1234', list_volume=True), output)
def find_gtype(cs, gtype):
"""Gets a group type by name or ID."""
return utils.find_resource(cs.group_types, gtype)
def find_consistencygroup(cs, consistencygroup):
"""Gets a consistency group by name or ID."""
return utils.find_resource(cs.consistencygroups, consistencygroup)
def _find_transfer(cs, transfer):
"""Get a transfer by ID."""
return utils.find_resource(cs.transfers, transfer)
def test_find_by_uuid(self):
output = utils.find_resource(self.manager, UUID)
self.assertEqual(self.manager.get(UUID), output)
def find_group(cs, group):
"""Gets a group by name or ID."""
return utils.find_resource(cs.groups, group)
def _find_backup(cs, backup):
"""Gets a backup by name or ID."""
return utils.find_resource(cs.backups, backup)
def find_group_snapshot(cs, group_snapshot):
"""Gets a group_snapshot by name or ID."""
return utils.find_resource(cs.group_snapshots, group_snapshot)
def test_find_by_integer_id(self):
output = utils.find_resource(self.manager, 1234)
self.assertEqual(self.manager.get('1234'), output)
def find_message(cs, message):
"""Gets a message by ID."""
return utils.find_resource(cs.messages, message)
def test_find_by_group_id(self):
output = utils.find_resource(self.manager,
1234,
is_group=True,
list_volume=True)
self.assertEqual(self.manager.get('1234', list_volume=True), output)
def find_gtype(cs, gtype):
"""Gets a group type by name or ID."""
return utils.find_resource(cs.group_types, gtype)
def find_transfer(cs, transfer):
"""Gets a transfer by name or ID."""
return utils.find_resource(cs.transfers, transfer)
def find_consistencygroup(cs, consistencygroup):
"""Gets a consistency group by name or ID."""
return utils.find_resource(cs.consistencygroups, consistencygroup)
def find_message(cs, message):
"""Gets a message by ID."""
return utils.find_resource(cs.messages, message)
def find_group(cs, group, **kwargs):
"""Gets a group by name or ID."""
kwargs['is_group'] = True
return utils.find_resource(cs.groups, group, **kwargs)
def find_vtype(cs, vtype):
"""Gets a volume type by name or ID."""
return utils.find_resource(cs.volume_types, vtype)
def find_cgsnapshot(cs, cgsnapshot):
"""Gets a cgsnapshot by name or ID."""
return utils.find_resource(cs.cgsnapshots, cgsnapshot)
def find_backup(cs, backup):
"""Gets a backup by name or ID."""
return utils.find_resource(cs.backups, backup)
def test_find_by_str_name(self):
output = utils.find_resource(self.manager, 'entity_one')
self.assertEqual(output, self.manager.get('1234'))
def find_group(cs, group, **kwargs):
"""Gets a group by name or ID."""
kwargs['is_group'] = True
return utils.find_resource(cs.groups, group, **kwargs)
def test_find_by_str_displayname(self):
output = utils.find_resource(self.manager, 'entity_three')
self.assertEqual(output, self.manager.get('4242'))
def test_find_by_integer_id(self):
output = utils.find_resource(self.manager, 1234)
self.assertEqual(self.manager.get("1234"), output)
def find_group(cs, group):
"""Gets a group by name or ID."""
return utils.find_resource(cs.groups, group)
def test_find_by_str_name(self):
output = utils.find_resource(self.manager, "entity_one")
self.assertEqual(self.manager.get("1234"), output)
def take_action(self, parsed_args):
volume_client = self.app.client_manager.volume
snapshot = cinder_utils.find_resource(volume_client.volume_snapshots,
parsed_args.snapshot)
volume_client.volume_snapshots.export(snapshot)
def _find_volume_snapshot(cs, snapshot):
"""Gets a volume snapshot by name or ID."""
return utils.find_resource(cs.volume_snapshots, snapshot)
def test_find_by_str_displayname(self):
output = utils.find_resource(self.manager, 'entity_three')
self.assertEqual(self.manager.get('4242'), output)
def _find_transfer(cs, transfer):
"""Gets a transfer by name or ID."""
return utils.find_resource(cs.transfers, transfer)
def tidy_storage(result_file):
"""
Search Glance images DB and rbd images pool for any discrepancy
between the two.
- If an image is in Glance images DB but not in rbd images pool,
list the image and suggested actions to take in a log file.
- If an image is in rbd images pool but not in Glance images DB,
create a Glance image in Glance images DB to associate with the
backend data. List the image and suggested actions to take in a log
file.
Search Cinder volumes DB and rbd cinder-volumes pool for any discrepancy
between the two.
- If a volume is in Cinder volumes DB but not in rbd cinder-volumes
pool, set the volume state to "error". List the volume and suggested
actions to take in a log file.
- If a volume is in rbd cinder-volumes pool but not in Cinder volumes
DB, remove any snapshot(s) assoicated with this volume in rbd pool and
create a volume in Cinder volumes DB to associate with the backend
data. List the volume and suggested actions to take in a log file.
- If a volume is in both Cinder volumes DB and rbd cinder-volumes pool
and it has snapshot(s) in the rbd pool, re-create the snapshot in
Cinder if it doesn't exist.
Clean up Cinder snapshots DB if the snapshot doesn't have backend data.
"""
with OpenStack() as client:
# Check Glance images
print("Scanning Glance images in DB and rbd images pool...\n")
try:
g_client_v1, g_client_v2 = client.get_glance_client
image_l = g_client_v2.images.list()
image_id_l = [image['id'].encode('utf-8') for image in image_l]
output = subprocess.check_output(["rbd", "ls", "--pool", "images"],
stderr=subprocess.STDOUT)
except subprocess.CalledProcessError:
LOG.error("Failed to access rbd images pool")
raise TidyStorageFail("Failed to access rbd images pool")
except Exception as e:
LOG.exception(e)
raise TidyStorageFail("Failed to list Glance images")
rbd_image_l = [i for i in output.split('\n') if i != ""]
print("Images in Glance images DB: %s \n" % image_id_l)
print("Images in rbd images pool: %s \n" % rbd_image_l)
in_glance_only = np.setdiff1d(image_id_l, rbd_image_l)
in_rbd_image_only = np.setdiff1d(rbd_image_l, image_id_l)
print("Images in Glance images DB only: %s \n" % in_glance_only)
print("Images in rbd images pool only: %s \n" % in_rbd_image_only)
if in_rbd_image_only.size != 0:
output = subprocess.check_output(
["grep", "fsid", "/etc/ceph/ceph.conf"],
stderr=subprocess.STDOUT)
ceph_cluster = [
i.strip() for i in output.split('=') if i.find('fsid') == -1
]
fields = dict()
for image in in_rbd_image_only:
try:
img_file = 'rbd:images/{}'.format(image)
output = subprocess.check_output(
["qemu-img", "info", img_file], stderr=subprocess.STDOUT)
fields['disk_format'] = 'qcow2'
for line in output.split('\n'):
if 'file format:' in line:
fields['disk_format'] = line.split(':')[1].strip()
break
fields['name'] = 'found-image-%s' % image
fields['id'] = image
fields['container_format'] = 'bare'
fields['location'] = \
'rbd://{}/images/{}/snap'.format(ceph_cluster[0],
image)
print("Creating a Glance image %s ...\n " % fields['name'])
g_client_v1.images.create(**fields)
except subprocess.CalledProcessError:
LOG.error("Failed to access rbd image %s" % image)
raise TidyStorageFail("Failed to access rbd image")
except Exception as e:
LOG.exception(e)
raise TidyStorageFail("Failed to create glance image")
# Check cinder volume snapshots. Do it before "cinder manage"
# operation as "cinder manage" does not support keeping the same
# volume id.
print("Scanning Cinder snapshots in DB and rbd cinder-volumes "
"pool...\n")
try:
c_client = client.get_cinder_client
snap_l = c_client.volume_snapshots.list(search_opts=search_opts)
except Exception as e:
LOG.exception(e)
raise TidyStorageFail("Failed to get Cinder snapshots")
snaps_no_backend_vol = []
for snap in snap_l:
print("Check if volume snapshot %s has backend " % snap.name)
try:
output = subprocess.check_output(
["rbd", "ls", "--pool", "cinder-volumes"],
stderr=subprocess.STDOUT)
except subprocess.CalledProcessError:
LOG.error("Failed to access rbd cinder-volumes pool")
raise TidyStorageFail(
"Failed to access rbd cinder-volumes pool")
found_vol = False
for line in output.split('\n'):
if snap.volume_id in line:
found_vol = True
break
if found_vol:
volume = 'cinder-volumes/volume-{}'.format(snap.volume_id)
try:
output = subprocess.check_output(
["rbd", "snap", "list", volume],
stderr=subprocess.STDOUT)
keep_snap = False
for line in output.split('\n'):
if snap.id in line:
keep_snap = True
break
except subprocess.CalledProcessError:
LOG.info("Failed to list snapshots for volume %s in "
"rbd cinder-volumes pool" % snap.volume_id)
raise TidyStorageFail("Failed to list snapshots in rbd.")
if not keep_snap:
try:
print("Volume snapshot %s has no backend data. "
"Deleting it from Cinder...\n" % snap.name)
c_client.volume_snapshots.delete(c_utils.find_resource(
c_client.volume_snapshots, snap.id),
force=True)
except Exception as e:
LOG.exception(e)
raise TidyStorageFail(
"Failed to delete volume snapshot")
else:
# Volume snapshot that doesn't have backend volume cannot
# be deleted. If the backend volume is restored later, then
# the snapshot can be deleted. So for now we will add these
# snapshots in the user action log.
snaps_no_backend_vol.append(snap)
# Check Cinder volumes
print("Scanning Cinder volumes in DB and rbd cinder-volumes pool...\n")
try:
volume_l = c_client.volumes.list(search_opts=search_opts)
v_t_d = c_client.volume_types.default()
avail_zones = c_client.availability_zones.list()
pools = c_client.pools.list()
except Exception as e:
LOG.exception(e)
raise TidyStorageFail("Failed to get Cinder volume info")
if pools:
host = pools[0].name # pylint: disable=no-member
if v_t_d is None:
v_t_d = 'ceph'
else:
v_t_d = v_t_d.name
cinder_volume_l = [i.id.encode('utf-8') for i in volume_l]
if avail_zones:
avail_z = avail_zones[0].zoneName # pylint: disable=no-member
try:
output = subprocess.check_output(
["rbd", "ls", "--pool", "cinder-volumes"],
stderr=subprocess.STDOUT)
except subprocess.CalledProcessError:
LOG.error("Failed to access rbd cinder-volumes pool")
raise TidyStorageFail("Failed to access rbd cinder-volumes pool")
rbd_volume_l = [i[7:] for i in output.split('\n') if i != ""]
print("Volumes in Cinder volumes DB: %s \n" % cinder_volume_l)
print("Volumes in rbd pool: %s \n" % rbd_volume_l)
in_cinder_only = np.setdiff1d(cinder_volume_l, rbd_volume_l)
in_rbd_volume_only = np.setdiff1d(rbd_volume_l, cinder_volume_l)
in_cinder_and_rbd = np.intersect1d(cinder_volume_l, rbd_volume_l)
print("Volumes in Cinder volumes DB only: %s \n" % in_cinder_only)
print("Volumes in rbd pool only: %s \n" % in_rbd_volume_only)
print("Volumes in Cinder volumes DB and rbd pool: %s \n" %
in_cinder_and_rbd)
for vol_id in in_rbd_volume_only:
volume = 'cinder-volumes/volume-{}'.format(vol_id)
try:
# Find out if the volume is a bootable one
output = subprocess.check_output(["rbd", "info", volume],
stderr=subprocess.STDOUT)
bootable = False
for line in output.split('\n'):
if 'parent: images/' in line:
bootable = True
break
# Find out if the volume has any snapshots.
print("Checking if volume %s has snapshots...\n" % vol_id)
output = subprocess.check_output(
["rbd", "snap", "list", volume], stderr=subprocess.STDOUT)
snap_l = [
item.strip() for item in output.split(' ')
if item.find('snapshot-') != -1
]
# Returned volume id (vol.id) will be different from vol_id
try:
vol = c_client.volumes.manage(
host=host,
ref={'source-name': 'volume-%s' % vol_id},
name='found-volume-%s' % vol_id,
description='manage a volume',
volume_type=v_t_d,
availability_zone=avail_z,
bootable=bootable)
print("Creating volume found-volume-%s in Cinder...\n" %
vol_id)
except Exception as e:
LOG.exception(e)
raise TidyStorageFail("Failed to manage volume")
try:
for snap in snap_l:
# Manage a snapshot for a managed volume is not
# supported in rbd. So we just remove the snapshot.
# Remove the snapshot
print(
textwrap.fill(
"Removing snapshot %s from volume %s "
"in rbd...\n" % (snap, vol_id), 76))
del_snap = '{}@{}'.format(volume, snap)
output = subprocess.check_output(
["rbd", "snap", "unprotect", del_snap],
stderr=subprocess.STDOUT)
output = subprocess.check_output(
["rbd", "snap", "rm", del_snap],
stderr=subprocess.STDOUT)
except Exception as e:
LOG.exception(e)
raise TidyStorageFail("Failed to manage volume snapshot")
except subprocess.CalledProcessError:
LOG.error("Failed to access volume %s in cinder-volumes pool" %
vol_id)
raise TidyStorageFail("Failed to access rbd image")
for vol in in_cinder_only:
try:
c_client.volumes.reset_state(c_utils.find_volume(
c_client, vol),
state='error')
print("Setting state to error for volume %s \n" % vol)
except Exception as e:
LOG.error("Failed to update volume to error state for %s" %
vol)
raise TidyStorageFail("Failed to update volume to error state")
# For volumes that are in Cinder volumes DB and rbd cinder-volumes
# pool, we check if any volume snapshot needs to be re-created
try:
c_s_l = c_client.volume_snapshots.list(search_opts=search_opts)
cinder_snap_l = ['snapshot-{}'.format(snap.id) for snap in c_s_l]
except Exception as e:
LOG.exception(e)
raise TidyStorageFail("Failed to get Cinder snapshots")
for vol_id in in_cinder_and_rbd:
volume = 'cinder-volumes/volume-{}'.format(vol_id)
try:
# Find out if the volume has any snapshots.
print("Checking if volume %s has snapshots...\n" % vol_id)
output = subprocess.check_output(
["rbd", "snap", "list", volume], stderr=subprocess.STDOUT)
snap_l = [
item.strip() for item in output.split(' ')
if item.find('snapshot-') != -1
]
for snap in snap_l:
if snap not in cinder_snap_l:
print("Creating volume snapshot found-%s "
"in Cinder...\n" % snap)
c_client.volume_snapshots.manage(
volume_id=vol_id,
ref={'source-name': snap},
name='found-%s' % snap,
description='manage a snapshot')
except subprocess.CalledProcessError:
LOG.error("Failed to access snapshot for volume %s" % vol_id)
raise TidyStorageFail("Failed to access volume snapshot")
except Exception as e:
LOG.exception(e)
raise TidyStorageFail("Failed to manage Cinder snapshot")
try:
with open(result_file, 'w') as f:
f.write('\n%s\n' % ('-' * 80))
f.write(
textwrap.fill(
"Following images are found in Ceph images pool but "
"not in Glance. These images were created after the "
"system backup was done. If you do not want to keep "
"them, you can delete them by "
"\"glance image-delete <id>\" command.", 80))
f.write("\n\n")
f.write('{0[0]:<40}{0[1]:<50}\n'.format(['ID', 'NAME']))
image_l = g_client_v2.images.list()
for image in image_l:
if image['name'].find("found-image") != -1:
f.write('{0[0]:<40}{0[1]:<50}\n'.format(
[image['id'].encode('utf-8'), image['name']]))
f.write("\n")
f.write('\n%s\n' % ('-' * 80))
f.write(
textwrap.fill(
"Following images are found in Glance without backend "
"data associated with. These images were deleted after "
"the system backup was done. You can delete them by "
"\"glance image-delete <id>\" command or follow the B&R "
"document to restore the image.", 80))
f.write("\n\n")
f.write('{0[0]:<40}{0[1]:<50}\n'.format(['ID', 'NAME']))
image_l = g_client_v2.images.list()
for image in image_l:
if (in_glance_only.size != 0
and image['id'].encode('utf-8') in in_glance_only):
f.write('{0[0]:<40}{0[1]:<50}\n'.format(
[image['id'].encode('utf-8'), image['name']]))
f.write("\n")
f.write('\n%s\n' % ('-' * 80))
f.write(
textwrap.fill(
"Following volumes are found in Ceph cinder-volumes "
"pool but not in Cinder. These volumes were created "
"after the system backup was done. If you do not want "
"to keep them you can delete them by "
"\"cinder delete <id>\" command.", 80))
f.write("\n\n")
f.write('{0[0]:<40}{0[1]:<50}\n'.format(['ID', 'NAME']))
volume_l = c_client.volumes.list(search_opts=search_opts)
for volume in volume_l:
if volume.name.find("found-") != -1:
f.write('{0[0]:<40}{0[1]:<50}\n'.format(
[volume.id.encode('utf-8'), volume.name]))
f.write("\n")
f.write('\n%s\n' % ('-' * 80))
f.write(
textwrap.fill(
"Following volumes are found in Cinder without backend "
"data associated with. These volumes were deleted "
"after the system backup was done. You can delete them "
"by \"cinder delete <id>\" command or follow the B&R "
"document to restore the cinder volume.", 80))
f.write("\n\n")
f.write('{0[0]:<40}{0[1]:<50}\n'.format(['ID', 'NAME']))
volume_l = c_client.volumes.list(search_opts=search_opts)
for volume in volume_l:
if (in_cinder_only.size != 0
and volume.id in in_cinder_only):
f.write('{0[0]:<40}{0[1]:<50}\n'.format(
[volume.id.encode('utf-8'), volume.name]))
f.write("\n")
f.write('\n%s\n' % ('-' * 80))
f.write(
textwrap.fill(
"Following volume snapshots are found in Ceph but not in "
"Cinder. These volume snapshots were created after the "
"system backup was done. If you do not want to keep them "
"you can delete them by \"cinder snapshot-delete <id>\" "
"command.", 80))
f.write("\n\n")
f.write('{0[0]:<40}{0[1]:<50}\n'.format(['ID', 'NAME']))
snap_l = c_client.volume_snapshots.list(
search_opts=search_opts)
for snap in snap_l:
if snap.name.find("found-") != -1:
f.write('{0[0]:<40}{0[1]:<50}\n'.format(
[snap.id.encode('utf-8'), snap.name]))
f.write("\n")
f.write('\n%s\n' % ('-' * 80))
f.write(
textwrap.fill(
"Following volume snapshots are found in Cinder without "
"backend volumes. If you want to delete them, you can do "
"so by \"cinder snapshot-delete <id>\" after backend "
"volumes are restored.", 80))
f.write("\n\n")
f.write('{0[0]:<40}{0[1]:<50}\n'.format(['ID', 'NAME']))
for snap in snaps_no_backend_vol:
f.write('{0[0]:<40}{0[1]:<50}\n'.format(
[snap.id.encode('utf-8'), snap.name]))
f.write("\n\n")
except IOError:
raise TidyStorageFail("Failed to open file: %s" % result_file)
def _find_volume_type(cs, vtype):
"""Gets a volume type by name or ID."""
return utils.find_resource(cs.volume_types, vtype)
def test_find_by_str_displayname(self):
display_manager = FakeDisplayManager(None)
output = utils.find_resource(display_manager, 'entity_three')
self.assertEqual(display_manager.get('4242'), output)
def test_find_by_uuid(self):
output = utils.find_resource(self.manager, UUID)
self.assertEqual(self.manager.get(UUID), output)
def test_find_by_str_id(self):
output = utils.find_resource(self.manager, '1234')
self.assertEqual(self.manager.get('1234'), output)
def test_find_by_str_displayname(self):
display_manager = FakeDisplayManager(None)
output = utils.find_resource(display_manager, 'entity_three')
self.assertEqual(display_manager.get('4242'), output)
def find_cgsnapshot(cs, cgsnapshot):
"""Gets a cgsnapshot by name or ID."""
return utils.find_resource(cs.cgsnapshots, cgsnapshot)
def find_group_snapshot(cs, group_snapshot):
"""Gets a group_snapshot by name or ID."""
return utils.find_resource(cs.group_snapshots, group_snapshot)
def take_action(self, parsed_args):
volume_client = self.app.client_manager.volume
volume = cinder_utils.find_resource(volume_client.volumes,
parsed_args.volume)
volume_client.volumes.export(volume)
