def test_run_attach_detach_volume(self):
# Create one volume and one compute to test with
instance_id = "storage-test"
vol_size = "5"
user_id = "fake"
project_id = 'fake'
mountpoint = "/dev/sdf"
volume_id = self.volume.create_volume(vol_size, user_id, project_id)
volume_obj = volume_service.get_volume(volume_id)
volume_obj.start_attach(instance_id, mountpoint)
rv = yield self.compute.attach_volume(volume_id,
instance_id,
mountpoint)
self.assertEqual(volume_obj['status'], "in-use")
self.assertEqual(volume_obj['attachStatus'], "attached")
self.assertEqual(volume_obj['instance_id'], instance_id)
self.assertEqual(volume_obj['mountpoint'], mountpoint)
self.assertRaises(exception.Error,
self.volume.delete_volume,
volume_id)
rv = yield self.volume.detach_volume(volume_id)
volume_obj = volume_service.get_volume(volume_id)
self.assertEqual(volume_obj['status'], "available")
rv = self.volume.delete_volume(volume_id)
self.assertRaises(exception.Error,
volume_service.get_volume,
volume_id)
def detach_volume(self, instance_id, volume_id):
""" detach a volume from an instance """
# despite the documentation, virsh detach-disk just wants the device
# name without the leading /dev/
volume = volume_service.get_volume(volume_id)
target = volume['mountpoint'].rpartition('/dev/')[2]
yield process.simple_execute(
"sudo virsh detach-disk %s %s " % (instance_id, target))
volume.finish_detach()
defer.returnValue(True)
def attach_volume(self, instance_id = None,
volume_id = None, mountpoint = None):
volume = volume_service.get_volume(volume_id)
yield self._init_aoe()
yield process.simple_execute(
"sudo virsh attach-disk %s /dev/etherd/%s %s" %
(instance_id,
volume['aoe_device'],
mountpoint.rpartition('/dev/')[2]))
volume.finish_attach()
defer.returnValue(True)
def test_run_create_volume(self):
vol_size = '0'
user_id = 'fake'
project_id = 'fake'
volume_id = self.volume.create_volume(vol_size, user_id, project_id)
# TODO(termie): get_volume returns differently than create_volume
self.assertEqual(volume_id,
volume_service.get_volume(volume_id)['volume_id'])
rv = self.volume.delete_volume(volume_id)
self.assertRaises(exception.Error,
volume_service.get_volume,
volume_id)
def volumes(self):
""" returns a list of all volumes """
for volume_id in datastore.Redis.instance().smembers("volumes"):
volume = volume_service.get_volume(volume_id)
yield volume
def _get_volume(self, context, volume_id):
volume = volume_service.get_volume(volume_id)
if context.user.is_admin() or volume['project_id'] == context.project.id:
return volume
raise exception.NotFound('Volume %s could not be found' % volume_id)
