def test_root_volume_restore(context, client, super_client):
driver = 'driver-' + random_str()
name = random_str()
# Cheating on creating a root volume by manually adding base-image opt
root_vol1 = client.create_volume(name=name, driver=driver,
driverOpts={
'base-image': 'rancher/vm'})
enable_snapshot(root_vol1, super_client)
non_root_name = 'non-root-' + name
non_root_vol = client.create_volume(name=non_root_name, driver=driver)
enable_snapshot(non_root_vol, super_client)
c = client.create_container(imageUuid=context.image_uuid,
dataVolumes=[name + ':/a',
non_root_name + ':/b'])
c = client.wait_success(c)
create_mount(root_vol1, c, client, super_client)
create_mount(non_root_vol, c, client, super_client)
snap1 = take_snapshot(root_vol1, client)
non_root_snap = take_snapshot(non_root_vol, client)
target = client.create_backup_target(name='backupTarget1')
target = client.wait_success(target)
backup = snap1.backup(backupTargetId=target.id)
backup = client.wait_success(backup)
assert backup.state == 'created'
non_root_backup = non_root_snap.backup(backupTargetId=target.id)
non_root_backup = client.wait_success(non_root_backup)
assert non_root_backup.state == 'created'
# Container stopped, can restore
client.wait_success(c.stop())
root_vol1 = client.reload(root_vol1)
non_root_vol = client.reload(non_root_vol)
# If target volume is root, cannot restore across volumes
with pytest.raises(ApiError):
root_vol1.restorefrombackup(backupId=non_root_backup.id)
# If source volume is root, cannot restore across volumes
with pytest.raises(ApiError):
non_root_vol.restorefrombackup(backupId=root_vol1.id)
def test_root_volume_restore(context, client, super_client):
driver = 'driver-' + random_str()
name = random_str()
# Cheating on creating a root volume by manually adding base-image opt
root_vol1 = client.create_volume(name=name,
driver=driver,
driverOpts={'base-image': 'rancher/vm'})
enable_snapshot(root_vol1, super_client)
non_root_name = 'non-root-' + name
non_root_vol = client.create_volume(name=non_root_name, driver=driver)
enable_snapshot(non_root_vol, super_client)
c = client.create_container(
imageUuid=context.image_uuid,
dataVolumes=[name + ':/a', non_root_name + ':/b'])
c = client.wait_success(c)
create_mount(root_vol1, c, client, super_client)
create_mount(non_root_vol, c, client, super_client)
snap1 = take_snapshot(root_vol1, client)
non_root_snap = take_snapshot(non_root_vol, client)
target = client.create_backup_target(name='backupTarget1')
target = client.wait_success(target)
backup = snap1.backup(backupTargetId=target.id)
backup = client.wait_success(backup)
assert backup.state == 'created'
non_root_backup = non_root_snap.backup(backupTargetId=target.id)
non_root_backup = client.wait_success(non_root_backup)
assert non_root_backup.state == 'created'
# Container stopped, can restore
client.wait_success(c.stop())
root_vol1 = client.reload(root_vol1)
non_root_vol = client.reload(non_root_vol)
# If target volume is root, cannot restore across volumes
with pytest.raises(ApiError):
root_vol1.restorefrombackup(backupId=non_root_backup.id)
# If source volume is root, cannot restore across volumes
with pytest.raises(ApiError):
non_root_vol.restorefrombackup(backupId=root_vol1.id)
def test_backup_lifecycle(context, client, super_client):
driver = 'driver-' + random_str()
name = random_str()
vol = client.create_volume(name=name, driver=driver)
enable_snapshot(vol, super_client)
c = client.create_container(imageUuid=context.image_uuid,
dataVolumes=[name + ':/a'])
c = client.wait_success(c)
create_mount(vol, c, client, super_client)
snap1 = take_snapshot(vol, client)
snap2 = take_snapshot(vol, client)
snap3 = take_snapshot(vol, client)
target = client.create_backup_target(name='backupTarget1')
target = client.wait_success(target)
backup = snap2.backup(backupTargetId=target.id)
backup = client.wait_success(backup)
# Cannot restore a volume mounted to a running container
with pytest.raises(AttributeError):
vol.restorefrombackup(backupId=backup.id)
# Container stopped, can restore
client.wait_success(c.stop())
vol = client.reload(vol)
vol = client.wait_success(vol.restorefrombackup(backupId=backup.id))
assert vol.state == 'active'
# When a volume is restored from a backup , all snapshots are removed
wait_for_condition(client, snap1, lambda x: x.state == 'removed')
wait_for_condition(client, snap2, lambda x: x.state == 'removed')
wait_for_condition(client, snap3, lambda x: x.state == 'removed')
def test_backup_lifecycle(context, client, super_client):
driver = 'driver-' + random_str()
name = random_str()
vol = client.create_volume(name=name, driver=driver)
enable_snapshot(vol, super_client)
c = client.create_container(imageUuid=context.image_uuid,
dataVolumes=[name + ':/a'])
c = client.wait_success(c)
create_mount(vol, c, client, super_client)
snap1 = take_snapshot(vol, client)
snap2 = take_snapshot(vol, client)
snap3 = take_snapshot(vol, client)
target = client.create_backup_target(name='backupTarget1')
target = client.wait_success(target)
backup = snap2.backup(backupTargetId=target.id)
backup = client.wait_success(backup)
# Cannot restore a volume mounted to a running container
with pytest.raises(AttributeError):
vol.restorefrombackup(backupId=backup.id)
# Container stopped, can restore
client.wait_success(c.stop())
vol = client.reload(vol)
vol = client.wait_success(vol.restorefrombackup(backupId=backup.id))
assert vol.state == 'active'
# When a volume is restored from a backup , all snapshots are removed
wait_for_condition(client, snap1, lambda x: x.state == 'removed')
wait_for_condition(client, snap2, lambda x: x.state == 'removed')
wait_for_condition(client, snap3, lambda x: x.state == 'removed')
def test_snapshot_lifecycle(context, client, super_client):
driver = 'driver-' + random_str()
name = random_str()
vol = client.create_volume(name=name, driver=driver)
enable_snapshot(vol, super_client)
name2 = random_str()
vol2 = client.create_volume(name=name2, driver=driver)
enable_snapshot(vol2, super_client)
no_snap = 'no-snap' + name
no_snap_vol = client.create_volume(name='no-snap' + name, driver=driver)
c = client.create_container(imageUuid=context.image_uuid,
dataVolumes=[name + ':/a',
name2 + ':/b',
no_snap + ':/c'])
c = client.wait_success(c)
create_mount(vol, c, client, super_client)
create_mount(vol2, c, client, super_client)
create_mount(no_snap_vol, c, client, super_client)
# Can't snapshot this volume
with pytest.raises(AttributeError):
no_snap_vol.snapshot()
snap1 = take_snapshot(vol, client)
snap2 = take_snapshot(vol, client)
snap3 = take_snapshot(vol, client)
snap4 = take_snapshot(vol, client)
# should not be able to remove latest snapshot
with pytest.raises(ApiError) as e:
snap4.remove()
assert e.value.error.status == 400
# remove non-latest snapshot
snap3 = client.wait_success(snap3.remove())
assert snap3.state == 'removed'
# Cannot revert a volume mounted to a running container
with pytest.raises(AttributeError):
vol.reverttosnapshot(snapshotId=snap2.id)
# Container stopped, can revert
client.wait_success(c.stop())
vol = client.reload(vol)
# Snapshot for volume X cannot be used to revert volume Y
vol2_snap = take_snapshot(vol2, client)
with pytest.raises(ApiError) as e:
client.wait_success(vol.reverttosnapshot(snapshotId=vol2_snap.id))
assert e.value.error.status == 422
# Successful revert
vol = client.wait_success(vol.reverttosnapshot(snapshotId=snap2.id))
assert vol.state == 'active'
# When a volume is reverted, all snapshots that are newer than the target
# snapshot must be removed. older ones must not be removed
wait_for_condition(client, snap4, lambda x: x.state == 'removed')
snap1 = client.wait_success(snap1)
assert snap1.state == 'created'
def test_snapshot_lifecycle(context, client, super_client):
driver = 'driver-' + random_str()
name = random_str()
vol = client.create_volume(name=name, driver=driver)
enable_snapshot(vol, super_client)
name2 = random_str()
vol2 = client.create_volume(name=name2, driver=driver)
enable_snapshot(vol2, super_client)
no_snap = 'no-snap' + name
no_snap_vol = client.create_volume(name='no-snap' + name, driver=driver)
c = client.create_container(
imageUuid=context.image_uuid,
dataVolumes=[name + ':/a', name2 + ':/b', no_snap + ':/c'])
c = client.wait_success(c)
create_mount(vol, c, client, super_client)
create_mount(vol2, c, client, super_client)
create_mount(no_snap_vol, c, client, super_client)
# Can't snapshot this volume
with pytest.raises(AttributeError):
no_snap_vol.snapshot()
snap1 = take_snapshot(vol, client)
snap2 = take_snapshot(vol, client)
snap3 = take_snapshot(vol, client)
snap4 = take_snapshot(vol, client)
# should not be able to remove latest snapshot
with pytest.raises(ApiError) as e:
snap4.remove()
assert e.value.error.status == 400
# remove non-latest snapshot
snap3 = client.wait_success(snap3.remove())
assert snap3.state == 'removed'
# Cannot revert a volume mounted to a running container
with pytest.raises(AttributeError):
vol.reverttosnapshot(snapshotId=snap2.id)
# Container stopped, can revert
client.wait_success(c.stop())
vol = client.reload(vol)
# Snapshot for volume X cannot be used to revert volume Y
vol2_snap = take_snapshot(vol2, client)
with pytest.raises(ApiError) as e:
client.wait_success(vol.reverttosnapshot(snapshotId=vol2_snap.id))
assert e.value.error.status == 422
# Successful revert
vol = client.wait_success(vol.reverttosnapshot(snapshotId=snap2.id))
assert vol.state == 'active'
# When a volume is reverted, all snapshots that are newer than the target
# snapshot must be removed. older ones must not be removed
wait_for_condition(client, snap4, lambda x: x.state == 'removed')
snap1 = client.wait_success(snap1)
assert snap1.state == 'created'