def _get_subnetpools_by_attrs(**attrs):
subnetpools = app.neutron.list_subnetpools(**attrs)
if len(subnetpools.get('subnetpools', [])) > 1:
raise exceptions.DuplicatedResourceException(
"Multiple Neutron subnetspool exist for the params {0} ".format(
', '.join(['{0}={1}'.format(k, v) for k, v in attrs.items()])))
return subnetpools['subnetpools']
def _get_ports_by_attrs(**attrs):
ports = app.neutron.list_ports(**attrs)
if len(ports.get('ports', [])) > 1:
raise exceptions.DuplicatedResourceException(
"Multiple Neutron ports exist for the params {0} ".format(
', '.join(['{0}={1}'.format(k, v) for k, v in attrs.items()])))
return ports['ports']
def _create_or_update_port(neutron_network_id, endpoint_id, interface_cidrv4,
interface_cidrv6, interface_mac):
response_interface = {}
subnets = []
fixed_ips = []
subnetsv4 = subnetsv6 = []
if interface_cidrv4:
subnetsv4 = _get_subnets_by_interface_cidr(neutron_network_id,
interface_cidrv4)
if interface_cidrv6:
subnetsv6 = _get_subnets_by_interface_cidr(neutron_network_id,
interface_cidrv6)
subnets = subnetsv4 + subnetsv6
if not len(subnets):
raise exceptions.NoResourceException(
"No subnet exist for the cidrs {0} and {1} ".format(
interface_cidrv4, interface_cidrv6))
if len(subnets) > 2:
raise exceptions.DuplicatedResourceException(
"Multiple subnets exist for the cidrs {0} and {1}".format(
interface_cidrv4, interface_cidrv6))
_get_fixed_ips_by_interface_cidr(subnets, interface_cidrv4,
interface_cidrv6, fixed_ips)
filtered_ports = app.neutron.list_ports(fixed_ips=fixed_ips)
num_port = len(filtered_ports.get('ports', []))
if not num_port:
fixed_ips = utils.get_dict_format_fixed_ips_from_kv_format(fixed_ips)
response_port = _create_port(endpoint_id, neutron_network_id,
interface_mac, fixed_ips)
elif num_port == 1:
port = filtered_ports['ports'][0]
response_port = _update_port(port, endpoint_id)
else:
raise n_exceptions.DuplicatedResourceException(
"Multiple ports exist for the cidrs {0} and {1}".format(
interface_cidrv4, interface_cidrv6))
created_fixed_ips = response_port['fixed_ips']
subnets_dict_by_id = {subnet['id']: subnet for subnet in subnets}
if not interface_mac:
response_interface['MacAddress'] = response_port['mac_address']
if not (interface_cidrv4 or interface_cidrv6):
if 'ip_address' in response_port:
_process_interface_address(response_port, subnets_dict_by_id,
response_interface)
for fixed_ip in created_fixed_ips:
_process_interface_address(fixed_ip, subnets_dict_by_id,
response_interface)
return response_interface
