def check_attach(self, context, volume, instance=None):
if volume['status'] != "available":
msg = _("status must be 'available'")
raise exception.InvalidVolume(reason=msg)
if volume['attach_status'] == "attached":
msg = _("already attached")
raise exception.InvalidVolume(reason=msg)
if instance and not CONF.cinder_cross_az_attach:
if instance['availability_zone'] != volume['availability_zone']:
msg = _("Instance and volume not in same availability_zone")
raise exception.InvalidVolume(reason=msg)
def test_invalid_volume(self):
# Verify response code for exception.InvalidVolume
e = exception.InvalidVolume()
self.assertEqual(400, e.code)
def check_detach(self, context, volume):
if volume['status'] == "available":
msg = _("already detached")
raise exception.InvalidVolume(reason=msg)
def check_attached(self, context, volume):
"""Raise exception if volume in use."""
if volume['status'] != "in-use":
msg = _("status must be 'in-use'")
raise exception.InvalidVolume(reason=msg)
