def attach_volume(self, context, volume_id, instance_uuid, mountpoint):
"""Updates db to show volume is attached"""
# TODO(vish): refactor this into a more general "reserve"
# TODO(sleepsonthefloor): Is this 'elevated' appropriate?
if not utils.is_uuid_like(instance_uuid):
raise exception.InvalidUUID(instance_uuid)
self.db.volume_attached(context.elevated(),
volume_id,
instance_uuid,
mountpoint)
def volume_attached(context, volume_id, instance_uuid, mountpoint):
if not utils.is_uuid_like(instance_uuid):
raise exception.InvalidUUID(instance_uuid)
session = get_session()
with session.begin():
volume_ref = volume_get(context, volume_id, session=session)
volume_ref['status'] = 'in-use'
volume_ref['mountpoint'] = mountpoint
volume_ref['attach_status'] = 'attached'
volume_ref['instance_uuid'] = instance_uuid
volume_ref.save(session=session)
def _image_uuid_from_href(self, image_href):
# If the image href was generated by nova api, strip image_href
# down to an id.
try:
image_uuid = image_href.split('/').pop()
except (TypeError, AttributeError):
msg = _("Invalid imageRef provided.")
raise exc.HTTPBadRequest(explanation=msg)
if not utils.is_uuid_like(image_uuid):
msg = _("Invalid imageRef provided.")
raise exc.HTTPBadRequest(explanation=msg)
return image_uuid
def _image_uuid_from_href(self, image_href):
# If the image href was generated by nova api, strip image_href
# down to an id.
try:
image_uuid = image_href.split('/').pop()
except (TypeError, AttributeError):
msg = _("Invalid imageRef provided.")
raise exc.HTTPBadRequest(explanation=msg)
if not utils.is_uuid_like(image_uuid):
msg = _("Invalid imageRef provided.")
raise exc.HTTPBadRequest(explanation=msg)
return image_uuid
def attach_volume(self, context, volume_id, instance_uuid, mountpoint):
"""Updates db to show volume is attached"""
# TODO(vish): refactor this into a more general "reserve"
# TODO(sleepsonthefloor): Is this 'elevated' appropriate?
if not utils.is_uuid_like(instance_uuid):
raise exception.InvalidUUID(instance_uuid)
try:
self.driver.attach_volume(context, volume_id, instance_uuid, mountpoint)
except Exception:
with excutils.save_and_reraise_exception():
self.db.volume_update(context, volume_id, {"status": "error_attaching"})
self.db.volume_attached(context.elevated(), volume_id, instance_uuid, mountpoint)
def attach_volume(self, context, volume_id, instance_uuid, mountpoint):
"""Updates db to show volume is attached"""
# TODO(vish): refactor this into a more general "reserve"
# TODO(sleepsonthefloor): Is this 'elevated' appropriate?
if not utils.is_uuid_like(instance_uuid):
raise exception.InvalidUUID(instance_uuid)
try:
self.driver.attach_volume(context,
volume_id,
instance_uuid,
mountpoint)
except Exception:
with excutils.save_and_reraise_exception():
self.db.volume_update(context,
volume_id,
{'status': 'error_attaching'})
self.db.volume_attached(context.elevated(),
volume_id,
instance_uuid,
mountpoint)
def assertUUIDLike(self, val, expected):
result = utils.is_uuid_like(val)
self.assertEqual(result, expected)
def assertUUIDLike(self, val, expected):
result = utils.is_uuid_like(val)
self.assertEqual(result, expected)