1 # Copyright (c) 2016-2017 Intel Corporation
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
15 from __future__ import absolute_import
21 from collections import OrderedDict, defaultdict
22 from itertools import chain, repeat
25 from six.moves.configparser import ConfigParser
27 from yardstick.common.utils import ip_to_hex
29 LOG = logging.getLogger(__name__)
31 LINK_CONFIG_TEMPLATE = """\
33 link {0} config {1} {2}
37 ACTION_TEMPLATE = """\
38 p action add {0} accept
39 p action add {0} fwd {0}
40 p action add {0} count
43 FW_ACTION_TEMPLATE = """\
44 p action add {0} accept
45 p action add {0} fwd {0}
46 p action add {0} count
47 p action add {0} conntrack
50 # This sets up a basic passthrough with no rules
69 class PortPairs(object):
74 def __init__(self, interfaces):
75 super(PortPairs, self).__init__()
76 self.interfaces = interfaces
77 self._all_ports = None
78 self._uplink_ports = None
79 self._downlink_ports = None
81 self._port_pair_list = None
82 self._valid_networks = None
86 if self._networks is None:
88 for intf in self.interfaces:
89 vintf = intf['virtual-interface']
91 vld_id = vintf['vld_id']
93 # probably unused port?
94 LOG.warning("intf without vld_id, %s", vintf)
96 self._networks.setdefault(vld_id, []).append(vintf["ifname"])
100 def get_downlink_id(cls, vld_id):
101 # partition returns a tuple
102 parts = list(vld_id.partition(cls.UPLINK))
104 # 'uplink' was not in or not leftmost in the string
106 parts[1] = cls.DOWNLINK
107 public_id = ''.join(parts)
111 # this only works for vnfs that have both uplink and public visible
112 def valid_networks(self):
113 if self._valid_networks is None:
114 self._valid_networks = []
115 for vld_id in self.networks:
116 downlink_id = self.get_downlink_id(vld_id)
117 if downlink_id in self.networks:
118 self._valid_networks.append((vld_id, downlink_id))
119 return self._valid_networks
123 if self._all_ports is None:
124 self._all_ports = sorted(set(self.uplink_ports + self.downlink_ports))
125 return self._all_ports
128 def uplink_ports(self):
129 if self._uplink_ports is None:
130 intfs = chain.from_iterable(
131 intfs for vld_id, intfs in self.networks.items() if
132 vld_id.startswith(self.UPLINK))
133 self._uplink_ports = sorted(set(intfs))
134 return self._uplink_ports
137 def downlink_ports(self):
138 if self._downlink_ports is None:
139 intfs = chain.from_iterable(
140 intfs for vld_id, intfs in self.networks.items() if
141 vld_id.startswith(self.DOWNLINK))
142 self._downlink_ports = sorted(set(intfs))
143 return self._downlink_ports
146 def port_pair_list(self):
147 if self._port_pair_list is None:
148 self._port_pair_list = []
150 for uplink, downlink in self.valid_networks:
151 for uplink_intf in self.networks[uplink]:
152 # only VNFs have uplink, public peers
153 peer_intfs = self.networks.get(downlink, [])
155 for downlink_intf in peer_intfs:
156 port_pair = uplink_intf, downlink_intf
157 self._port_pair_list.append(port_pair)
158 return self._port_pair_list
161 class MultiPortConfig(object):
166 def float_x_plus_one_tenth_of_y(x, y):
167 return float(x) + float(y) / 10.0
170 def make_str(base, iterator):
171 return ' '.join((base.format(x) for x in iterator))
174 def make_range_str(cls, base, start, stop=0, offset=0):
175 if offset and not stop:
176 stop = start + offset
177 return cls.make_str(base, range(start, stop))
180 def parser_get(parser, section, key, default=None):
181 if parser.has_option(section, key):
182 return parser.get(section, key)
186 def make_ip_addr(ip, mask):
188 :param ip: ip adddress
190 :param mask: /24 prefix of 255.255.255.0 netmask
193 :rtype: IPv4Interface
197 return ipaddress.ip_interface(six.text_type('/'.join([ip, mask])))
198 except (TypeError, ValueError):
199 # None so we can skip later
203 def validate_ip_and_prefixlen(cls, ip_addr, prefixlen):
204 ip_addr = cls.make_ip_addr(ip_addr, prefixlen)
205 return ip_addr.ip.exploded, ip_addr.network.prefixlen
207 def __init__(self, topology_file, config_tpl, tmp_file, vnfd_helper,
208 vnf_type='CGNAT', lb_count=2, worker_threads=3,
209 worker_config='1C/1T', lb_config='SW', socket=0):
211 super(MultiPortConfig, self).__init__()
212 self.topology_file = topology_file
213 self.worker_config = worker_config.split('/')[1].lower()
214 self.worker_threads = self.get_worker_threads(worker_threads)
215 self.vnf_type = vnf_type
217 self.vnfd_helper = vnfd_helper
218 self.write_parser = ConfigParser()
219 self.read_parser = ConfigParser()
220 self.read_parser.read(config_tpl)
221 self.master_core = self.read_parser.get("PIPELINE0", "core")
222 self.master_tpl = self.get_config_tpl_data('MASTER')
223 self.arpicmp_tpl = self.get_config_tpl_data('ARPICMP')
224 self.txrx_tpl = self.get_config_tpl_data('TXRX')
225 self.loadb_tpl = self.get_config_tpl_data('LOADB')
226 self.vnf_tpl = self.get_config_tpl_data(vnf_type)
228 self.lb_count = int(lb_count)
229 self.lb_config = lb_config
230 self.tmp_file = os.path.join("/tmp", tmp_file)
231 self.pktq_out_os = []
234 self.pipeline_counter = ""
235 self.txrx_pipeline = ""
236 self._port_pairs = None
238 self.port_pair_list = []
239 self.lb_to_port_pair_mapping = {}
246 self.prv_que_handler = None
253 # return "s{}c{}".format(self.socket, core)
254 # don't use sockets for VNFs, because we don't want to have to
255 # adjust VM CPU topology. It is virtual anyway
258 def make_port_pairs_iter(self, operand, iterable):
259 return (operand(self.vnfd_helper.port_num(x), y) for y in iterable for x in
260 chain.from_iterable(self.port_pairs))
262 def make_range_port_pairs_iter(self, operand, start, end):
263 return self.make_port_pairs_iter(operand, range(start, end))
267 vpci = (v['virtual-interface']["vpci"] for v in self.vnfd_helper.interfaces)
268 lines.extend('w = {0}\n'.format(item) for item in vpci)
270 with open(self.tmp_file, 'w') as fh:
273 def update_timer(self):
274 timer_tpl = self.get_config_tpl_data('TIMER')
275 timer_tpl['core'] = self.gen_core(0)
276 self.update_write_parser(timer_tpl)
278 def get_config_tpl_data(self, type_value):
279 for section in self.read_parser.sections():
280 if self.read_parser.has_option(section, 'type'):
281 if type_value == self.read_parser.get(section, 'type'):
282 tpl = OrderedDict(self.read_parser.items(section))
285 def get_txrx_tpl_data(self, value):
286 for section in self.read_parser.sections():
287 if self.read_parser.has_option(section, 'pipeline_txrx_type'):
288 if value == self.read_parser.get(section, 'pipeline_txrx_type'):
289 tpl = OrderedDict(self.read_parser.items(section))
292 def init_write_parser_template(self, type_value='ARPICMP'):
293 for section in self.read_parser.sections():
294 if type_value == self.parser_get(self.read_parser, section, 'type', object()):
295 self.pipeline_counter = self.read_parser.getint(section, 'core')
296 self.txrx_pipeline = self.read_parser.getint(section, 'core')
298 self.write_parser.add_section(section)
299 for name, value in self.read_parser.items(section):
300 self.write_parser.set(section, name, value)
302 def update_write_parser(self, data):
303 section = "PIPELINE{0}".format(self.pipeline_counter)
304 self.write_parser.add_section(section)
305 for name, value in data.items():
306 self.write_parser.set(section, name, value)
308 def get_worker_threads(self, worker_threads):
309 if self.worker_config == '1t':
310 return worker_threads
312 return worker_threads - worker_threads % 2
314 def generate_next_core_id(self):
315 if self.worker_config == '1t':
320 self.start_core = '{}h'.format(int(self.start_core))
322 self.start_core = int(self.start_core[:-1]) + 1
324 def get_lb_count(self):
325 self.lb_count = int(min(len(self.port_pair_list), self.lb_count))
327 def generate_lb_to_port_pair_mapping(self):
328 self.lb_to_port_pair_mapping = defaultdict(int)
329 port_pair_count = len(self.port_pair_list)
330 lb_pair_count = int(port_pair_count / self.lb_count)
331 extra = port_pair_count % self.lb_count
332 extra_iter = repeat(lb_pair_count + 1, extra)
333 norm_iter = repeat(lb_pair_count, port_pair_count - extra)
334 new_values = {i: v for i, v in enumerate(chain(extra_iter, norm_iter), 1)}
335 self.lb_to_port_pair_mapping.update(new_values)
337 def set_priv_to_pub_mapping(self):
338 port_nums = [tuple(self.vnfd_helper.port_nums(x)) for x in self.port_pair_list]
339 return "".join(str(y).replace(" ", "") for y in
342 def set_priv_que_handler(self):
343 # iterated twice, can't be generator
344 priv_to_pub_map = [tuple(self.vnfd_helper.port_nums(x)) for x in self.port_pairs]
345 # must be list to use .index()
346 port_list = list(chain.from_iterable(priv_to_pub_map))
347 uplink_ports = (x[0] for x in priv_to_pub_map)
348 self.prv_que_handler = '({})'.format(
349 "".join(("{},".format(port_list.index(x)) for x in uplink_ports)))
351 def generate_arp_route_tbl(self):
352 arp_route_tbl_tmpl = "routeadd net {port_num} {port_dst_ip} 0x{port_netmask_hex}"
354 def build_arp_config(port):
355 dpdk_port_num = self.vnfd_helper.port_num(port)
356 interface = self.vnfd_helper.find_interface(name=port)["virtual-interface"]
357 # We must use the dst because we are on the VNF and we need to
359 dst_port_ip = ipaddress.ip_interface(six.text_type(
360 "%s/%s" % (interface["dst_ip"], interface["netmask"])))
363 "port_netmask_hex": ip_to_hex(dst_port_ip.network.netmask.exploded),
364 # this is the port num that contains port0 subnet and next_hop_ip_hex
365 # this is LINKID which should be based on DPDK port number
366 "port_num": dpdk_port_num,
367 # next hop is dst in this case
368 # must be within subnet
369 "port_dst_ip": str(dst_port_ip.ip),
371 return arp_route_tbl_tmpl.format(**arp_vars)
373 return '\n'.join(build_arp_config(port) for port in self.all_ports)
375 def generate_arpicmp_data(self):
376 swq_in_str = self.make_range_str('SWQ{}', self.swq, offset=self.lb_count)
377 self.swq += self.lb_count
378 swq_out_str = self.make_range_str('SWQ{}', self.swq, offset=self.lb_count)
379 self.swq += self.lb_count
380 # ports_mac_list is disabled for some reason
382 # mac_iter = (self.vnfd_helper.find_interface(name=port)['virtual-interface']['local_mac']
383 # for port in self.all_ports)
384 pktq_in_iter = ('RXQ{}.0'.format(self.vnfd_helper.port_num(x[0])) for x in
388 'core': self.gen_core(0),
389 'pktq_in': swq_in_str,
390 'pktq_out': swq_out_str,
391 # we need to disable ports_mac_list?
392 # it looks like ports_mac_list is no longer required
393 # 'ports_mac_list': ' '.join(mac_iter),
394 'pktq_in_prv': ' '.join(pktq_in_iter),
395 'prv_to_pub_map': self.set_priv_to_pub_mapping(),
397 self.pktq_out_os = swq_out_str.split(' ')
398 # HWLB is a run to complition. So override the pktq_in/pktq_out
399 if self.lb_config == self.HW_LB:
402 self.make_range_str('SWQ{}', self.swq,
403 offset=(self.lb_count * self.worker_threads))
404 arpicmp_data['pktq_in'] = swq_in_str
405 # WA: Since port_pairs will not be populated during arp pipeline
406 self.port_pairs = self.port_pair_list
408 self.make_port_pairs_iter(self.float_x_plus_one_tenth_of_y, [self.mul])
409 pktq_out = self.make_str('TXQ{}', port_iter)
410 arpicmp_data['pktq_out'] = pktq_out
414 def generate_final_txrx_data(self, core=0):
415 swq_start = self.swq - self.ports_len * self.worker_threads
418 txq_end = self.worker_threads
420 pktq_out_iter = self.make_range_port_pairs_iter(self.float_x_plus_one_tenth_of_y,
423 swq_str = self.make_range_str('SWQ{}', swq_start, self.swq)
424 txq_str = self.make_str('TXQ{}', pktq_out_iter)
428 'pipeline_txrx_type': 'TXTX',
429 'core': self.gen_core(core),
431 pktq_in = rxtx_data['pktq_in']
432 pktq_in = '{0} {1}'.format(pktq_in, self.pktq_out_os[self.lb_index - 1])
433 rxtx_data['pktq_in'] = pktq_in
434 self.pipeline_counter += 1
437 def generate_initial_txrx_data(self):
438 pktq_iter = self.make_range_port_pairs_iter(self.float_x_plus_one_tenth_of_y,
439 0, self.worker_threads)
441 rxq_str = self.make_str('RXQ{}', pktq_iter)
442 swq_str = self.make_range_str('SWQ{}', self.swq, offset=self.ports_len)
445 'pktq_out': swq_str + ' SWQ{0}'.format(self.lb_index - 1),
446 'pipeline_txrx_type': 'RXRX',
447 'core': self.gen_core(self.start_core),
449 self.pipeline_counter += 1
450 return self.start_core, txrx_data
452 def generate_lb_data(self):
453 pktq_in = self.make_range_str('SWQ{}', self.swq, offset=self.ports_len)
454 self.swq += self.ports_len
456 offset = self.ports_len * self.worker_threads
457 pktq_out = self.make_range_str('SWQ{}', self.swq, offset=offset)
458 self.pktq_out = pktq_out.split()
460 self.swq += (self.ports_len * self.worker_threads)
462 'prv_que_handler': self.prv_que_handler,
464 'pktq_out': pktq_out,
465 'n_vnf_threads': str(self.worker_threads),
466 'core': self.gen_core(self.start_core),
468 self.pipeline_counter += 1
471 def generate_vnf_data(self):
472 if self.lb_config == self.HW_LB:
473 port_iter = self.make_port_pairs_iter(self.float_x_plus_one_tenth_of_y, [self.mul])
474 pktq_in = self.make_str('RXQ{}', port_iter)
477 port_iter = self.make_port_pairs_iter(self.float_x_plus_one_tenth_of_y, [self.mul])
478 pktq_out = self.make_str('TXQ{}', port_iter)
482 'pktq_out': pktq_out + ' SWQ{0}'.format(self.swq),
483 'prv_que_handler': self.prv_que_handler,
484 'core': self.gen_core(self.start_core),
489 'pktq_in': ' '.join((self.pktq_out.pop(0) for _ in range(self.ports_len))),
490 'pktq_out': self.make_range_str('SWQ{}', self.swq, offset=self.ports_len),
491 'prv_que_handler': self.prv_que_handler,
492 'core': self.gen_core(self.start_core),
494 self.swq += self.ports_len
496 if self.vnf_type in ('ACL', 'VFW'):
497 pipe_line_data.pop('prv_que_handler')
499 if self.vnf_tpl.get('vnf_set'):
500 public_ip_port_range_list = self.vnf_tpl['public_ip_port_range'].split(':')
501 ip_in_hex = '{:x}'.format(int(public_ip_port_range_list[0], 16) + self.lb_index - 1)
502 public_ip_port_range_list[0] = ip_in_hex
503 self.vnf_tpl['public_ip_port_range'] = ':'.join(public_ip_port_range_list)
505 self.pipeline_counter += 1
506 return pipe_line_data
508 def generate_config_data(self):
509 self.init_write_parser_template()
511 # use master core for master, don't use self.start_core
512 self.write_parser.set('PIPELINE0', 'core', self.gen_core(self.master_core))
513 arpicmp_data = self.generate_arpicmp_data()
514 self.arpicmp_tpl.update(arpicmp_data)
515 self.update_write_parser(self.arpicmp_tpl)
517 if self.vnf_type == 'CGNAPT':
518 self.pipeline_counter += 1
521 if self.lb_config == 'HW':
524 for lb in self.lb_to_port_pair_mapping:
527 port_pair_count = self.lb_to_port_pair_mapping[lb]
528 if not self.port_pair_list:
531 self.port_pairs = self.port_pair_list[:port_pair_count]
532 self.port_pair_list = self.port_pair_list[port_pair_count:]
533 self.ports_len = port_pair_count * 2
534 self.set_priv_que_handler()
535 if self.lb_config == 'SW':
536 core, txrx_data = self.generate_initial_txrx_data()
537 self.txrx_tpl.update(txrx_data)
538 self.update_write_parser(self.txrx_tpl)
540 lb_data = self.generate_lb_data()
541 self.loadb_tpl.update(lb_data)
542 self.update_write_parser(self.loadb_tpl)
545 for i in range(self.worker_threads):
546 vnf_data = self.generate_vnf_data()
549 self.vnf_tpl.update(vnf_data)
550 self.update_write_parser(self.vnf_tpl)
552 self.vnf_tpl.pop('vnf_set')
556 self.vnf_tpl.pop('public_ip_port_range')
557 self.generate_next_core_id()
559 if self.lb_config == 'SW':
560 txrx_data = self.generate_final_txrx_data(core)
561 self.txrx_tpl.update(txrx_data)
562 self.update_write_parser(self.txrx_tpl)
563 self.vnf_tpl = self.get_config_tpl_data(self.vnf_type)
565 def generate_config(self):
566 self._port_pairs = PortPairs(self.vnfd_helper.interfaces)
567 self.port_pair_list = self._port_pairs.port_pair_list
568 self.all_ports = self._port_pairs.all_ports
571 self.generate_lb_to_port_pair_mapping()
572 self.generate_config_data()
573 self.write_parser.write(sys.stdout)
574 with open(self.tmp_file, 'a') as tfh:
575 self.write_parser.write(tfh)
577 def generate_link_config(self):
578 def build_args(port):
579 # lookup interface by name
580 virtual_interface = self.vnfd_helper.find_interface(name=port)["virtual-interface"]
581 local_ip = virtual_interface["local_ip"]
582 netmask = virtual_interface["netmask"]
583 port_num = self.vnfd_helper.port_num(port)
584 port_ip, prefix_len = self.validate_ip_and_prefixlen(local_ip, netmask)
585 return LINK_CONFIG_TEMPLATE.format(port_num, port_ip, prefix_len)
587 return ''.join(build_args(port) for port in self.all_ports)
589 def get_route_data(self, src_key, data_key, port):
590 route_list = self.vnfd['vdu'][0].get(src_key, [])
592 return next((route[data_key] for route in route_list if route['if'] == port), None)
593 except (TypeError, StopIteration, KeyError):
596 def get_ports_gateway(self, port):
597 return self.get_route_data('routing_table', 'gateway', port)
599 def get_ports_gateway6(self, port):
600 return self.get_route_data('nd_route_tbl', 'gateway', port)
602 def get_netmask_gateway(self, port):
603 return self.get_route_data('routing_table', 'netmask', port)
605 def get_netmask_gateway6(self, port):
606 return self.get_route_data('nd_route_tbl', 'netmask', port)
608 def generate_arp_config(self):
610 for port in self.all_ports:
611 # ignore gateway, always use TG IP
612 # gateway = self.get_ports_gateway(port)
613 vintf = self.vnfd_helper.find_interface(name=port)["virtual-interface"]
614 dst_mac = vintf["dst_mac"]
615 dst_ip = vintf["dst_ip"]
617 # (self.vnfd_helper.port_num(port), gateway, dst_mac, self.txrx_pipeline))
618 # so dst_mac is the TG dest mac, so we need TG dest IP.
619 # should be dpdk_port_num
621 (self.vnfd_helper.port_num(port), dst_ip, dst_mac, self.txrx_pipeline))
623 return '\n'.join(('p {3} arpadd {0} {1} {2}'.format(*values) for values in arp_config))
625 def generate_arp_config6(self):
627 for port in self.all_ports:
628 # ignore gateway, always use TG IP
629 # gateway6 = self.get_ports_gateway6(port)
630 vintf = self.vnfd_helper.find_interface(name=port)["virtual-interface"]
631 dst_mac6 = vintf["dst_mac"]
632 dst_ip6 = vintf["dst_ip"]
633 # arp_config6.append(
634 # (self.vnfd_helper.port_num(port), gateway6, dst_mac6, self.txrx_pipeline))
636 (self.vnfd_helper.port_num(port), dst_ip6, dst_mac6, self.txrx_pipeline))
638 return '\n'.join(('p {3} arpadd {0} {1} {2}'.format(*values) for values in arp_config6))
640 def generate_action_config(self):
641 port_list = (self.vnfd_helper.port_num(p) for p in self.all_ports)
642 if self.vnf_type == "VFW":
643 template = FW_ACTION_TEMPLATE
645 template = ACTION_TEMPLATE
647 return ''.join((template.format(port) for port in port_list))
649 def get_ip_from_port(self, port):
650 # we can't use gateway because in OpenStack gateways interfer with floating ip routing
651 # return self.make_ip_addr(self.get_ports_gateway(port), self.get_netmask_gateway(port))
652 vintf = self.vnfd_helper.find_interface(name=port)["virtual-interface"]
653 ip = vintf["local_ip"]
654 netmask = vintf["netmask"]
655 return self.make_ip_addr(ip, netmask)
657 def get_network_and_prefixlen_from_ip_of_port(self, port):
658 ip_addr = self.get_ip_from_port(port)
659 # handle cases with no gateway
661 return ip_addr.network.network_address.exploded, ip_addr.network.prefixlen
665 def generate_rule_config(self):
666 cmd = 'acl' if self.vnf_type == "ACL" else "vfw"
667 rules_config = self.rules if self.rules else ''
670 pattern = 'p {0} add {1} {2} {3} {4} {5} 0 65535 0 65535 0 0 {6}'
671 for src_intf, dst_intf in self.port_pair_list:
672 src_port = self.vnfd_helper.port_num(src_intf)
673 dst_port = self.vnfd_helper.port_num(dst_intf)
675 src_net, src_prefix_len = self.get_network_and_prefixlen_from_ip_of_port(src_intf)
676 dst_net, dst_prefix_len = self.get_network_and_prefixlen_from_ip_of_port(dst_intf)
677 # ignore entires with empty values
678 if all((src_net, src_prefix_len, dst_net, dst_prefix_len)):
679 new_rules.append((cmd, self.txrx_pipeline, src_net, src_prefix_len,
680 dst_net, dst_prefix_len, dst_port))
681 new_rules.append((cmd, self.txrx_pipeline, dst_net, dst_prefix_len,
682 src_net, src_prefix_len, src_port))
684 # src_net = self.get_ports_gateway6(port_pair[0])
685 # src_prefix_len = self.get_netmask_gateway6(port_pair[0])
686 # dst_net = self.get_ports_gateway6(port_pair[1])
687 # dst_prefix_len = self.get_netmask_gateway6(port_pair[0])
688 # # ignore entires with empty values
689 # if all((src_net, src_prefix_len, dst_net, dst_prefix_len)):
690 # new_ipv6_rules.append((cmd, self.txrx_pipeline, src_net, src_prefix_len,
691 # dst_net, dst_prefix_len, dst_port))
692 # new_ipv6_rules.append((cmd, self.txrx_pipeline, dst_net, dst_prefix_len,
693 # src_net, src_prefix_len, src_port))
695 acl_apply = "\np %s applyruleset" % cmd
696 new_rules_config = '\n'.join(pattern.format(*values) for values
697 in chain(new_rules, new_ipv6_rules))
698 return ''.join([rules_config, new_rules_config, acl_apply])
700 def generate_script_data(self):
701 self._port_pairs = PortPairs(self.vnfd_helper.interfaces)
702 self.port_pair_list = self._port_pairs.port_pair_list
705 'link_config': self.generate_link_config(),
706 'arp_config': self.generate_arp_config(),
707 # disable IPv6 for now
708 # 'arp_config6': self.generate_arp_config6(),
710 'arp_config': self.generate_arp_config(),
711 'arp_route_tbl': self.generate_arp_route_tbl(),
712 'arp_route_tbl6': "",
717 if self.vnf_type in ('ACL', 'VFW'):
719 'actions': self.generate_action_config(),
720 'rules': self.generate_rule_config(),
725 def generate_script(self, vnfd, rules=None):
728 script_data = self.generate_script_data()
729 script = SCRIPT_TPL.format(**script_data)
730 if self.lb_config == self.HW_LB:
731 script += 'set fwd rxonly'
733 set_sym_hash_ena_per_port {0} enable
734 set_hash_global_config {0} simple_xor ipv4-udp enable
735 set_sym_hash_ena_per_port {1} enable
736 set_hash_global_config {1} simple_xor ipv4-udp enable
737 set_hash_input_set {0} ipv4-udp src-ipv4 udp-src-port add
738 set_hash_input_set {1} ipv4-udp dst-ipv4 udp-dst-port add
739 set_hash_input_set {0} ipv6-udp src-ipv6 udp-src-port add
740 set_hash_input_set {1} ipv6-udp dst-ipv6 udp-dst-port add
742 for port_pair in self.port_pair_list:
743 script += hwlb_tpl.format(*(self.vnfd_helper.port_nums(port_pair)))