def create_network(self, context, network):
(network_type, physical_network,
segmentation_id) = self._process_provider_create(context,
network['network'])
session = context.session
with session.begin(subtransactions=True):
if not network_type:
try:
(physical_network,
segmentation_id) = ovs_db_v2.reserve_vlan(session)
network_type = constants.TYPE_VLAN
except q_exc.NoNetworkAvailable:
segmentation_id = ovs_db_v2.reserve_tunnel(session)
network_type = constants.TYPE_GRE
else:
ovs_db_v2.reserve_specific_vlan(session, physical_network,
segmentation_id)
net = super(OVSQuantumPluginV2, self).create_network(context,
network)
ovs_db_v2.add_network_binding(session, net['id'], network_type,
physical_network, segmentation_id)
self._process_l3_create(context, network['network'], net['id'])
self._extend_network_dict_provider(context, net)
self._extend_network_dict_l3(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, segmentation_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 == constants.TYPE_VLAN:
(physical_network, segmentation_id) = ovs_db_v2.reserve_vlan(session)
elif network_type == constants.TYPE_GRE:
segmentation_id = ovs_db_v2.reserve_tunnel(session)
# no reservation needed for TYPE_LOCAL
else:
# provider network
if network_type in [constants.TYPE_VLAN, constants.TYPE_FLAT]:
ovs_db_v2.reserve_specific_vlan(session, physical_network, segmentation_id)
elif network_type == constants.TYPE_GRE:
ovs_db_v2.reserve_specific_tunnel(session, segmentation_id)
# no reservation needed for TYPE_LOCAL
net = super(OVSQuantumPluginV2, self).create_network(context, network)
ovs_db_v2.add_network_binding(session, net["id"], network_type, physical_network, segmentation_id)
self._process_l3_create(context, network["network"], net["id"])
self._extend_network_dict_provider(context, net)
self._extend_network_dict_l3(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,
segmentation_id) = self._process_provider_create(
context, network['network'])
session = context.session
with session.begin(subtransactions=True):
if not network_type:
try:
(physical_network,
segmentation_id) = ovs_db_v2.reserve_vlan(session)
network_type = constants.TYPE_VLAN
except q_exc.NoNetworkAvailable:
segmentation_id = ovs_db_v2.reserve_tunnel(session)
network_type = constants.TYPE_GRE
else:
ovs_db_v2.reserve_specific_vlan(session, physical_network,
segmentation_id)
net = super(OVSQuantumPluginV2,
self).create_network(context, network)
ovs_db_v2.add_network_binding(session, net['id'], network_type,
physical_network, segmentation_id)
self._process_l3_create(context, network['network'], net['id'])
self._extend_network_dict_provider(context, net)
self._extend_network_dict_l3(context, net)
# note - exception will rollback entire transaction
LOG.debug("Created network: %s" % net['id'])
return net
def test_tunnel_pool(self):
tunnel_ids = set()
for x in xrange(TUN_MIN, TUN_MAX + 1):
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
self.assertGreaterEqual(tunnel_id, TUN_MIN)
self.assertLessEqual(tunnel_id, TUN_MAX)
tunnel_ids.add(tunnel_id)
with self.assertRaises(q_exc.NoNetworkAvailable):
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
ovs_db_v2.release_tunnel(self.session, tunnel_ids.pop(), TUNNEL_RANGES)
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
self.assertGreaterEqual(tunnel_id, TUN_MIN)
self.assertLessEqual(tunnel_id, TUN_MAX)
tunnel_ids.add(tunnel_id)
for tunnel_id in tunnel_ids:
ovs_db_v2.release_tunnel(self.session, tunnel_id, TUNNEL_RANGES)
def test_tunnel_pool(self):
tunnel_ids = set()
for x in xrange(TUN_MIN, TUN_MAX + 1):
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
self.assertThat(tunnel_id, matchers.GreaterThan(TUN_MIN - 1))
self.assertThat(tunnel_id, matchers.LessThan(TUN_MAX + 1))
tunnel_ids.add(tunnel_id)
with testtools.ExpectedException(q_exc.NoNetworkAvailable):
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
ovs_db_v2.release_tunnel(self.session, tunnel_ids.pop(), TUNNEL_RANGES)
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
self.assertThat(tunnel_id, matchers.GreaterThan(TUN_MIN - 1))
self.assertThat(tunnel_id, matchers.LessThan(TUN_MAX + 1))
tunnel_ids.add(tunnel_id)
for tunnel_id in tunnel_ids:
ovs_db_v2.release_tunnel(self.session, tunnel_id, TUNNEL_RANGES)
def test_tunnel_pool(self):
tunnel_ids = set()
for x in xrange(TUN_MIN, TUN_MAX + 1):
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
self.assertGreaterEqual(tunnel_id, TUN_MIN)
self.assertLessEqual(tunnel_id, TUN_MAX)
tunnel_ids.add(tunnel_id)
with self.assertRaises(q_exc.NoNetworkAvailable):
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
ovs_db_v2.release_tunnel(self.session, tunnel_ids.pop(), TUNNEL_RANGES)
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
self.assertGreaterEqual(tunnel_id, TUN_MIN)
self.assertLessEqual(tunnel_id, TUN_MAX)
tunnel_ids.add(tunnel_id)
for tunnel_id in tunnel_ids:
ovs_db_v2.release_tunnel(self.session, tunnel_id, TUNNEL_RANGES)
def test_tunnel_pool(self):
tunnel_ids = set()
for x in xrange(TUN_MIN, TUN_MAX + 1):
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
self.assertThat(tunnel_id, matchers.GreaterThan(TUN_MIN - 1))
self.assertThat(tunnel_id, matchers.LessThan(TUN_MAX + 1))
tunnel_ids.add(tunnel_id)
with testtools.ExpectedException(q_exc.NoNetworkAvailable):
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
ovs_db_v2.release_tunnel(self.session, tunnel_ids.pop(), TUNNEL_RANGES)
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
self.assertThat(tunnel_id, matchers.GreaterThan(TUN_MIN - 1))
self.assertThat(tunnel_id, matchers.LessThan(TUN_MAX + 1))
tunnel_ids.add(tunnel_id)
for tunnel_id in tunnel_ids:
ovs_db_v2.release_tunnel(self.session, tunnel_id, TUNNEL_RANGES)
def create_network(self, context, network):
(network_type, physical_network,
segmentation_id) = self._process_provider_create(context,
network['network'])
session = context.session
#set up default security groups
tenant_id = self._get_tenant_id_for_create(
context, network['network'])
self._ensure_default_security_group(context, tenant_id)
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 == constants.TYPE_VLAN:
(physical_network,
segmentation_id) = ovs_db_v2.reserve_vlan(session)
elif network_type == constants.TYPE_GRE:
segmentation_id = ovs_db_v2.reserve_tunnel(session)
# no reservation needed for TYPE_LOCAL
else:
# provider network
if network_type in [constants.TYPE_VLAN, constants.TYPE_FLAT]:
ovs_db_v2.reserve_specific_vlan(session, physical_network,
segmentation_id)
elif network_type == constants.TYPE_GRE:
ovs_db_v2.reserve_specific_tunnel(session, segmentation_id)
# no reservation needed for TYPE_LOCAL
net = super(OVSQuantumPluginV2, self).create_network(context,
network)
ovs_db_v2.add_network_binding(session, net['id'], network_type,
physical_network, segmentation_id)
self._process_l3_create(context, network['network'], net['id'])
self._extend_network_dict_provider(context, net)
self._extend_network_dict_l3(context, net)
# note - exception will rollback entire transaction
LOG.debug(_("Created network: %s"), net['id'])
return net
