def test_find_free(self):
self._create_nodes()
fn = db.bm_node_find_free(self.context, 'host2')
self.assertEqual(fn['pm_address'], '2')
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=500, cpus=2, local_gb=100)
self.assertEqual(fn['pm_address'], '3')
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=1001, cpus=1, local_gb=1000)
self.assertEqual(fn['pm_address'], '4')
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=2000, cpus=1, local_gb=1000)
self.assertEqual(fn['pm_address'], '4')
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=2000, cpus=2, local_gb=1000)
self.assertEqual(fn['pm_address'], '5')
# check memory_mb
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=2001, cpus=2, local_gb=1000)
self.assertIsNone(fn)
# check cpus
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=2000, cpus=3, local_gb=1000)
self.assertIsNone(fn)
# check local_gb
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=2000, cpus=2, local_gb=1001)
self.assertIsNone(fn)
def test_find_free(self):
self._create_nodes()
fn = db.bm_node_find_free(self.context, "host2")
self.assertEqual(fn["pm_address"], "2")
fn = db.bm_node_find_free(self.context, "host2", memory_mb=500, cpus=2, local_gb=100)
self.assertEqual(fn["pm_address"], "3")
fn = db.bm_node_find_free(self.context, "host2", memory_mb=1001, cpus=1, local_gb=1000)
self.assertEqual(fn["pm_address"], "4")
fn = db.bm_node_find_free(self.context, "host2", memory_mb=2000, cpus=1, local_gb=1000)
self.assertEqual(fn["pm_address"], "4")
fn = db.bm_node_find_free(self.context, "host2", memory_mb=2000, cpus=2, local_gb=1000)
self.assertEqual(fn["pm_address"], "5")
# check memory_mb
fn = db.bm_node_find_free(self.context, "host2", memory_mb=2001, cpus=2, local_gb=1000)
self.assertTrue(fn is None)
# check cpus
fn = db.bm_node_find_free(self.context, "host2", memory_mb=2000, cpus=3, local_gb=1000)
self.assertTrue(fn is None)
# check local_gb
fn = db.bm_node_find_free(self.context, "host2", memory_mb=2000, cpus=2, local_gb=1001)
self.assertTrue(fn is None)
def test_find_free(self):
self._create_nodes()
fn = db.bm_node_find_free(self.context, 'host2')
self.assertEqual(fn['pm_address'], '2')
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=500, cpus=2, local_gb=100)
self.assertEqual(fn['pm_address'], '3')
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=1001, cpus=1, local_gb=1000)
self.assertEqual(fn['pm_address'], '4')
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=2000, cpus=1, local_gb=1000)
self.assertEqual(fn['pm_address'], '4')
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=2000, cpus=2, local_gb=1000)
self.assertEqual(fn['pm_address'], '5')
# check memory_mb
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=2001, cpus=2, local_gb=1000)
self.assertTrue(fn is None)
# check cpus
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=2000, cpus=3, local_gb=1000)
self.assertTrue(fn is None)
# check local_gb
fn = db.bm_node_find_free(self.context, 'host2',
memory_mb=2000, cpus=2, local_gb=1001)
self.assertTrue(fn is None)
def get_nodename_for_new_instance(self, context, instance):
def none_to_0(x):
if x is None:
return 0
else:
return x
local_gb = none_to_0(instance.get('root_gb')) + \
none_to_0(instance.get('ephemeral_gb'))
node = bmdb.bm_node_find_free(context, FLAGS.host,
memory_mb=instance['memory_mb'],
cpus=instance['vcpus'],
local_gb=local_gb)
if not node:
raise NoSuitableNode(instance_uuid=instance['uuid'])
return str(node['id'])
def get_nodename_for_new_instance(self, context, instance):
def none_to_0(x):
if x is None:
return 0
else:
return x
local_gb = none_to_0(instance.get('root_gb')) + \
none_to_0(instance.get('ephemeral_gb'))
node = bmdb.bm_node_find_free(context,
FLAGS.host,
memory_mb=instance['memory_mb'],
cpus=instance['vcpus'],
local_gb=local_gb)
if not node:
raise NoSuitableNode(instance_uuid=instance['uuid'])
return str(node['id'])
