def create_network(self, context, network):
(network_type, physical_network,
vlan_id) = self._process_provider_create(context, network['network'])
session = context.session
with session.begin(subtransactions=True):
if not network_type:
# tenant network
network_type = self.tenant_network_type
if network_type == constants.TYPE_NONE:
raise q_exc.TenantNetworksDisabled()
elif network_type in [constants.TYPE_VLAN, constants.TYPE_IB]:
physical_network, vlan_id = db.reserve_network(session)
else: # TYPE_LOCAL
vlan_id = constants.LOCAL_VLAN_ID
else:
# provider network
if network_type in [
constants.TYPE_VLAN, constants.TYPE_IB,
constants.TYPE_FLAT
]:
db.reserve_specific_network(session, physical_network,
vlan_id)
net = super(MellanoxEswitchPlugin,
self).create_network(context, network)
db.add_network_binding(session, net['id'], network_type,
physical_network, vlan_id)
self._process_l3_create(context, net, network['network'])
self._extend_network_dict_provider(context, net)
# note - exception will rollback entire transaction
LOG.debug(_("Created network: %s"), net['id'])
return net
def create_network(self, context, network):
(network_type, physical_network,
vlan_id) = self._process_provider_create(context,
network['network'])
session = context.session
with session.begin(subtransactions=True):
if not network_type:
# tenant network
network_type = self.tenant_network_type
if network_type == constants.TYPE_NONE:
raise q_exc.TenantNetworksDisabled()
elif network_type in [constants.TYPE_VLAN, constants.TYPE_IB]:
physical_network, vlan_id = db.reserve_network(session)
else: # TYPE_LOCAL
vlan_id = constants.LOCAL_VLAN_ID
else:
# provider network
if network_type in [constants.TYPE_VLAN,
constants.TYPE_IB,
constants.TYPE_FLAT]:
db.reserve_specific_network(session,
physical_network,
vlan_id)
net = super(MellanoxEswitchPlugin, self).create_network(context,
network)
db.add_network_binding(session, net['id'],
network_type,
physical_network,
vlan_id)
self._process_l3_create(context, net, network['network'])
self._extend_network_dict_provider(context, net)
# note - exception will rollback entire transaction
LOG.debug(_("Created network: %s"), net['id'])
return net
def test_segmentationId_pool(self):
vlan_ids = set()
for x in xrange(VLAN_MIN, VLAN_MAX + 1):
physical_network, vlan_id = mlnx_db.reserve_network(self.session)
self.assertEqual(physical_network, PHYS_NET)
self.assertThat(vlan_id, matchers.GreaterThan(VLAN_MIN - 1))
self.assertThat(vlan_id, matchers.LessThan(VLAN_MAX + 1))
vlan_ids.add(vlan_id)
self.assertRaises(n_exc.NoNetworkAvailable, mlnx_db.reserve_network, self.session)
for vlan_id in vlan_ids:
mlnx_db.release_network(self.session, PHYS_NET, vlan_id, VLAN_RANGES)
def test_segmentationId_pool(self):
vlan_ids = set()
for x in xrange(VLAN_MIN, VLAN_MAX + 1):
physical_network, vlan_id = mlnx_db.reserve_network(self.session)
self.assertEqual(physical_network, PHYS_NET)
self.assertThat(vlan_id, matchers.GreaterThan(VLAN_MIN - 1))
self.assertThat(vlan_id, matchers.LessThan(VLAN_MAX + 1))
vlan_ids.add(vlan_id)
self.assertRaises(n_exc.NoNetworkAvailable, mlnx_db.reserve_network,
self.session)
for vlan_id in vlan_ids:
mlnx_db.release_network(self.session, PHYS_NET, vlan_id,
VLAN_RANGES)
