test/vpp_papi_provider.py

   1 # NB NB NB NB NB NB NB NB NB NB NB
   2 #
   3 # NOTE: The API binary wrappers in this file are in the process of being
   4 # deprecated. DO NOT ADD NEW WRAPPERS HERE. Call the functions using
   5 # named arguments directly instead.
   6 #
   7
   8 import os
   9 import time
  10 from collections import deque
  11
  12 from six import moves, iteritems
  13 from vpp_papi import VPPApiClient, mac_pton
  14 from hook import Hook
  15 from vpp_ip_route import MPLS_IETF_MAX_LABEL, MPLS_LABEL_INVALID
  16
  17
  18 #
  19 # Dictionary keyed on message name to override default values for
  20 # named parameters
  21 #
  22 defaultmapping = {
  23     'map_add_domain': {'mtu': 1280},
  24     'syslog_set_sender': {'collector_port': 514,
  25                           'max_msg_size': 480},
  26     'acl_interface_add_del': {'is_add': 1, 'is_input': 1},
  27     'acl_interface_list_dump': {'sw_if_index': 4294967295, },
  28     'app_namespace_add_del': {'sw_if_index': 4294967295, },
  29     'bd_ip_mac_add_del': {'is_add': 1, },
  30     'bfd_udp_add': {'is_authenticated': False, 'bfd_key_id': None,
  31                     'conf_key_id': None},
  32     'bfd_udp_auth_activate': {'bfd_key_id': None, 'conf_key_id': None,
  33                               'is_delayed': False},
  34     'bier_disp_entry_add_del': {'next_hop_rpf_id': -1, 'next_hop_is_ip4': 1,
  35                                 'is_add': 1, },
  36     'bier_disp_table_add_del': {'is_add': 1, },
  37     'bier_imp_add': {'is_add': 1, },
  38     'bier_route_add_del': {'is_add': 1, },
  39     'bier_table_add_del': {'is_add': 1, },
  40     'bond_create': {'mac_address': '', 'id': 0xFFFFFFFF},
  41     'bridge_domain_add_del': {'flood': 1, 'uu_flood': 1, 'forward': 1,
  42                               'learn': 1, 'is_add': 1, },
  43     'bvi_create': {'user_instance': 4294967295, },
  44     'bvi_delete': {},
  45     'gbp_subnet_add_del': {'sw_if_index': 4294967295, 'epg_id': 65535, },
  46     'geneve_add_del_tunnel': {'mcast_sw_if_index': 4294967295, 'is_add': 1,
  47                               'decap_next_index': 4294967295, },
  48     'gre_tunnel_add_del': {'instance': 4294967295, 'is_add': 1, },
  49     'gtpu_add_del_tunnel': {'is_add': 1, 'mcast_sw_if_index': 4294967295,
  50                             'decap_next_index': 4294967295, },
  51     'input_acl_set_interface': {'ip4_table_index': 4294967295,
  52                                 'ip6_table_index': 4294967295,
  53                                 'l2_table_index': 4294967295, },
  54     'ip6_add_del_address_using_prefix': {'is_add': 1, },
  55     'ip6nd_send_router_solicitation': {'irt': 1, 'mrt': 120, },
  56     'ip_add_del_route': {'next_hop_sw_if_index': 4294967295,
  57                          'next_hop_weight': 1, 'next_hop_via_label': 1048576,
  58                          'classify_table_index': 4294967295, 'is_add': 1, },
  59     'ip_mroute_add_del': {'is_add': 1, },
  60     'ip_neighbor_add_del': {'is_add': 1, },
  61     'ip_punt_police': {'is_add': 1, },
  62     'ip_punt_redirect': {'is_add': 1, },
  63     'ip_route_add_del': {'is_add': 1, },
  64     'ip_unnumbered_dump': {'sw_if_index': 4294967295, },
  65     'ipsec_interface_add_del_spd': {'is_add': 1, },
  66     'ipsec_sad_entry_add_del': {'is_add': 1, },
  67     'ipsec_spd_add_del': {'is_add': 1, },
  68     'ipsec_spd_dump': {'sa_id': 4294967295, },
  69     'ipsec_spd_entry_add_del': {'local_port_stop': 65535,
  70                                 'remote_port_stop': 65535, 'priority': 100,
  71                                 'is_outbound': 1,
  72                                 'is_add': 1, },
  73     'ipsec_tunnel_if_add_del': {'is_add': 1, 'anti_replay': 1, },
  74     'l2_emulation': {'enable': 1, },
  75     'l2fib_add_del': {'is_add': 1, },
  76     'lb_conf': {'sticky_buckets_per_core': 4294967295,
  77                 'flow_timeout': 4294967295},
  78     'lisp_add_del_adjacency': {'is_add': 1, },
  79     'lisp_add_del_local_eid': {'is_add': 1, },
  80     'lisp_add_del_locator': {'priority': 1, 'weight': 1, 'is_add': 1, },
  81     'lisp_add_del_locator_set': {'is_add': 1, },
  82     'lisp_add_del_remote_mapping': {'is_add': 1, },
  83     'macip_acl_add_replace': {'acl_index': 4294967295, },
  84     'macip_acl_dump': {'acl_index': 4294967295, },
  85     'macip_acl_interface_add_del': {'is_add': 1, },
  86     'mpls_ip_bind_unbind': {'is_ip4': 1, 'is_bind': 1, },
  87     'mpls_route_add_del': {'mr_next_hop_sw_if_index': 4294967295,
  88                            'mr_next_hop_weight': 1,
  89                            'mr_next_hop_via_label': 1048576,
  90                            'mr_is_add': 1,
  91                            'mr_classify_table_index': 4294967295, },
  92     'mpls_table_add_del': {'is_add': 1, },
  93     'mpls_tunnel_add_del': {'next_hop_sw_if_index': 4294967295,
  94                             'next_hop_weight': 1,
  95                             'next_hop_via_label': 1048576,
  96                             'is_add': 1, },
  97     'mpls_tunnel_dump': {'sw_if_index': 4294967295, },
  98     'output_acl_set_interface': {'ip4_table_index': 4294967295,
  99                                  'ip6_table_index': 4294967295,
 100                                  'l2_table_index': 4294967295, },
 101     'pppoe_add_del_session': {'is_add': 1, },
 102     'policer_add_del': {'is_add': 1, 'conform_action_type': 1, },
 103     'proxy_arp_add_del': {'is_add': 1, },
 104     'proxy_arp_intfc_enable_disable': {'is_enable': 1, },
 105     'set_ip_flow_hash': {'src': 1, 'dst': 1, 'sport': 1, 'dport': 1,
 106                          'proto': 1, },
 107     'set_ipfix_exporter': {'collector_port': 4739, },
 108     'sr_localsid_add_del': {'sw_if_index': 4294967295, },
 109     'sr_policy_add': {'weight': 1, 'is_encap': 1, },
 110     'svs_enable_disable': {'is_enable': 1, },
 111     'svs_route_add_del': {'is_add': 1, },
 112     'svs_table_add_del': {'is_add': 1, },
 113     'sw_interface_add_del_address': {'is_add': 1, },
 114     'sw_interface_dump': {'sw_if_index': 4294967295, },
 115     'sw_interface_ip6nd_ra_prefix': {'val_lifetime': 4294967295,
 116                                      'pref_lifetime': 4294967295, },
 117     'sw_interface_set_ip_directed_broadcast': {'enable': 1, },
 118     'sw_interface_set_l2_bridge': {'enable': 1, },
 119     'sw_interface_set_mpls_enable': {'enable': 1, },
 120     'sw_interface_set_mtu': {'mtu': [0, 0, 0, 0], },
 121     'sw_interface_set_unnumbered': {'is_add': 1, },
 122     'sw_interface_span_enable_disable': {'state': 1, },
 123     'vxlan_add_del_tunnel': {'mcast_sw_if_index': 4294967295, 'is_add': 1,
 124                              'decap_next_index': 4294967295,
 125                              'instance': 4294967295, },
 126     'vxlan_gbp_tunnel_dump': {'sw_if_index': 4294967295, },
 127     'vxlan_gpe_add_del_tunnel': {'mcast_sw_if_index': 4294967295, 'is_add': 1,
 128                                  'protocol': 3, },
 129     'want_bfd_events': {'enable_disable': 1, },
 130     'want_igmp_events': {'enable': 1, },
 131     'want_interface_events': {'enable_disable': 1, },
 132     'want_ip4_arp_events': {'enable_disable': 1, 'ip': '0.0.0.0', },
 133     'want_ip6_nd_events': {'enable_disable': 1, 'ip': '::', },
 134     'want_ip6_ra_events': {'enable_disable': 1, },
 135     'want_l2_macs_events': {'enable_disable': 1, },
 136 }
 137
 138
 139 class CliFailedCommandError(Exception):
 140     """ cli command failed."""
 141
 142
 143 class CliSyntaxError(Exception):
 144     """ cli command had a syntax error."""
 145
 146
 147 class UnexpectedApiReturnValueError(Exception):
 148     """ exception raised when the API return value is unexpected """
 149     pass
 150
 151
 152 class VppPapiProvider(object):
 153     """VPP-api provider using vpp-papi
 154
 155     @property hook: hook object providing before and after api/cli hooks
 156     """
 157
 158     _zero, _negative = range(2)
 159
 160     def __init__(self, name, shm_prefix, test_class, read_timeout):
 161         self.hook = Hook(test_class)
 162         self.name = name
 163         self.shm_prefix = shm_prefix
 164         self.test_class = test_class
 165         self._expect_api_retval = self._zero
 166         self._expect_stack = []
 167
 168         # install_dir is a class attribute. We need to set it before
 169         # calling the constructor.
 170         VPPApiClient.apidir = os.getenv('VPP_INSTALL_PATH')
 171
 172         use_socket = False
 173         try:
 174             if os.environ['SOCKET'] == '1':
 175                 use_socket = True
 176         except KeyError:
 177             pass
 178
 179         self.vpp = VPPApiClient(logger=test_class.logger,
 180                                 read_timeout=read_timeout,
 181                                 use_socket=use_socket,
 182                                 server_address=test_class.api_sock)
 183         self._events = deque()
 184
 185     def __enter__(self):
 186         return self
 187
 188     def assert_negative_api_retval(self):
 189         """ Expect API failure - used with with, e.g.:
 190             with self.vapi.assert_negative_api_retval():
 191                 self.vapi.<api call expected to fail>
 192         """
 193         self._expect_stack.append(self._expect_api_retval)
 194         self._expect_api_retval = self._negative
 195         return self
 196
 197     def assert_zero_api_retval(self):
 198         """ Expect API success - used with with, e.g.:
 199             with self.vapi.assert_negative_api_retval():
 200                 self.vapi.<api call expected to succeed>
 201
 202             note: this is useful only inside another with block
 203                   as success is the default expected value
 204         """
 205         self._expect_stack.append(self._expect_api_retval)
 206         self._expect_api_retval = self._zero
 207         return self
 208
 209     def __exit__(self, exc_type, exc_value, traceback):
 210         self._expect_api_retval = self._expect_stack.pop()
 211
 212     def register_hook(self, hook):
 213         """Replace hook registration with new hook
 214
 215         :param hook:
 216
 217         """
 218         self.hook = hook
 219
 220     def collect_events(self):
 221         """ Collect all events from the internal queue and clear the queue. """
 222         e = self._events
 223         self._events = deque()
 224         return e
 225
 226     def wait_for_event(self, timeout, name=None):
 227         """ Wait for and return next event. """
 228         if name:
 229             self.test_class.logger.debug("Expecting event '%s' within %ss",
 230                                          name, timeout)
 231         else:
 232             self.test_class.logger.debug("Expecting event within %ss",
 233                                          timeout)
 234         if self._events:
 235             self.test_class.logger.debug("Not waiting, event already queued")
 236         limit = time.time() + timeout
 237         while time.time() < limit:
 238             if self._events:
 239                 e = self._events.popleft()
 240                 if name and type(e).__name__ != name:
 241                     raise Exception(
 242                         "Unexpected event received: %s, expected: %s" %
 243                         (type(e).__name__, name))
 244                 self.test_class.logger.debug("Returning event %s:%s" %
 245                                              (name, e))
 246                 return e
 247             self.test_class.sleep(0)  # yield
 248         raise Exception("Event did not occur within timeout")
 249
 250     def __call__(self, name, event):
 251         """ Enqueue event in the internal event queue. """
 252         # FIXME use the name instead of relying on type(e).__name__ ?
 253         # FIXME #2 if this throws, it is eaten silently, Ole?
 254         self.test_class.logger.debug("New event: %s: %s" % (name, event))
 255         self._events.append(event)
 256
 257     def factory(self, name, apifn):
 258         def f(*a, **ka):
 259             fields = apifn._func.msg.fields
 260
 261             # add positional and kw arguments
 262             d = ka
 263             for i, o in enumerate(fields[3:]):
 264                 try:
 265                     d[o] = a[i]
 266                 except BaseException:
 267                     break
 268
 269             # Default override
 270             if name in defaultmapping:
 271                 for k, v in iteritems(defaultmapping[name]):
 272                     if k in d:
 273                         continue
 274                     d[k] = v
 275             return self.api(apifn, d)
 276
 277         return f
 278
 279     def __getattribute__(self, name):
 280         try:
 281             method = super(VppPapiProvider, self).__getattribute__(name)
 282         except AttributeError:
 283             method = self.factory(name, getattr(self.papi, name))
 284             # lazily load the method so we don't need to call factory
 285             # again for this name.
 286             setattr(self, name, method)
 287         return method
 288
 289     def connect(self):
 290         """Connect the API to VPP"""
 291         self.vpp.connect(self.name, self.shm_prefix)
 292         self.papi = self.vpp.api
 293         self.vpp.register_event_callback(self)
 294
 295     def disconnect(self):
 296         """Disconnect the API from VPP"""
 297         self.vpp.disconnect()
 298
 299     def api(self, api_fn, api_args, expected_retval=0):
 300         """ Call API function and check it's return value.
 301         Call the appropriate hooks before and after the API call
 302
 303         :param api_fn: API function to call
 304         :param api_args: tuple of API function arguments
 305         :param expected_retval: Expected return value (Default value = 0)
 306         :returns: reply from the API
 307
 308         """
 309         self.hook.before_api(api_fn.__name__, api_args)
 310         reply = api_fn(**api_args)
 311         if self._expect_api_retval == self._negative:
 312             if hasattr(reply, 'retval') and reply.retval >= 0:
 313                 msg = "API call passed unexpectedly: expected negative " \
 314                       "return value instead of %d in %s" % \
 315                       (reply.retval, moves.reprlib.repr(reply))
 316                 self.test_class.logger.info(msg)
 317                 raise UnexpectedApiReturnValueError(msg)
 318         elif self._expect_api_retval == self._zero:
 319             if hasattr(reply, 'retval') and reply.retval != expected_retval:
 320                 msg = "API call failed, expected %d return value instead " \
 321                       "of %d in %s" % (expected_retval, reply.retval,
 322                                        repr(reply))
 323                 self.test_class.logger.info(msg)
 324                 raise UnexpectedApiReturnValueError(msg)
 325         else:
 326             raise Exception("Internal error, unexpected value for "
 327                             "self._expect_api_retval %s" %
 328                             self._expect_api_retval)
 329         self.hook.after_api(api_fn.__name__, api_args)
 330         return reply
 331
 332     def cli_return_response(self, cli):
 333         """ Execute a CLI, calling the before/after hooks appropriately.
 334         Return the reply without examining it
 335
 336         :param cli: CLI to execute
 337         :returns: response object
 338
 339         """
 340         self.hook.before_cli(cli)
 341         cli += '\n'
 342         r = self.papi.cli_inband(cmd=cli)
 343         self.hook.after_cli(cli)
 344         return r
 345
 346     def cli(self, cli):
 347         """ Execute a CLI, calling the before/after hooks appropriately.
 348
 349         :param cli: CLI to execute
 350         :returns: CLI output
 351
 352         """
 353         r = self.cli_return_response(cli)
 354         if r.retval == -156:
 355             raise CliSyntaxError(r.reply)
 356         if r.retval != 0:
 357             raise CliFailedCommandError(r.reply)
 358         if hasattr(r, 'reply'):
 359             return r.reply
 360
 361     def ppcli(self, cli):
 362         """ Helper method to print CLI command in case of info logging level.
 363
 364         :param cli: CLI to execute
 365         :returns: CLI output
 366         """
 367         return cli + "\n" + self.cli(cli)
 368
 369     def want_ip4_arp_events(self, enable_disable=1, ip="0.0.0.0"):
 370         return self.api(self.papi.want_ip4_arp_events,
 371                         {'enable_disable': enable_disable,
 372                          'ip': ip,
 373                          'pid': os.getpid(), })
 374
 375     def want_ip6_nd_events(self, enable_disable=1, ip="::"):
 376         return self.api(self.papi.want_ip6_nd_events,
 377                         {'enable_disable': enable_disable,
 378                          'ip': ip,
 379                          'pid': os.getpid(), })
 380
 381     def want_ip6_ra_events(self, enable_disable=1):
 382         return self.api(self.papi.want_ip6_ra_events,
 383                         {'enable_disable': enable_disable,
 384                          'pid': os.getpid(), })
 385
 386     def ip6nd_send_router_solicitation(self, sw_if_index, irt=1, mrt=120,
 387                                        mrc=0, mrd=0):
 388         return self.api(self.papi.ip6nd_send_router_solicitation,
 389                         {'irt': irt,
 390                          'mrt': mrt,
 391                          'mrc': mrc,
 392                          'mrd': mrd,
 393                          'sw_if_index': sw_if_index})
 394
 395     def want_interface_events(self, enable_disable=1):
 396         return self.api(self.papi.want_interface_events,
 397                         {'enable_disable': enable_disable,
 398                          'pid': os.getpid(), })
 399
 400     def want_l2_macs_events(self, enable_disable=1, scan_delay=0,
 401                             max_macs_in_event=0, learn_limit=0):
 402         return self.api(self.papi.want_l2_macs_events,
 403                         {'enable_disable': enable_disable,
 404                          'scan_delay': scan_delay,
 405                          'max_macs_in_event': max_macs_in_event,
 406                          'learn_limit': learn_limit,
 407                          'pid': os.getpid(), })
 408
 409     def sw_interface_set_mac_address(self, sw_if_index, mac):
 410         return self.api(self.papi.sw_interface_set_mac_address,
 411                         {'sw_if_index': sw_if_index,
 412                          'mac_address': mac})
 413
 414     def p2p_ethernet_add(self, sw_if_index, remote_mac, subif_id):
 415         """Create p2p ethernet subinterface
 416
 417         :param sw_if_index: main (parent) interface
 418         :param remote_mac: client (remote) mac address
 419
 420         """
 421         return self.api(
 422             self.papi.p2p_ethernet_add,
 423             {'parent_if_index': sw_if_index,
 424              'remote_mac': remote_mac,
 425              'subif_id': subif_id})
 426
 427     def p2p_ethernet_del(self, sw_if_index, remote_mac):
 428         """Delete p2p ethernet subinterface
 429
 430         :param sw_if_index: main (parent) interface
 431         :param remote_mac: client (remote) mac address
 432
 433         """
 434         return self.api(
 435             self.papi.p2p_ethernet_del,
 436             {'parent_if_index': sw_if_index,
 437              'remote_mac': remote_mac})
 438
 439     def create_vlan_subif(self, sw_if_index, vlan):
 440         """
 441
 442         :param vlan:
 443         :param sw_if_index:
 444
 445         """
 446         return self.api(self.papi.create_vlan_subif,
 447                         {'sw_if_index': sw_if_index,
 448                          'vlan_id': vlan})
 449
 450     def create_loopback(self, mac=''):
 451         """
 452
 453         :param mac: (Optional)
 454         """
 455         return self.api(self.papi.create_loopback,
 456                         {'mac_address': mac})
 457
 458     def ip_route_dump(self, table_id, is_ip6=False):
 459         return self.api(self.papi.ip_route_dump,
 460                         {'table': {
 461                             'table_id': table_id,
 462                             'is_ip6': is_ip6
 463                         }})
 464
 465     def ip_neighbor_add_del(self,
 466                             sw_if_index,
 467                             mac_address,
 468                             ip_address,
 469                             is_add=1,
 470                             flags=0):
 471         """ Add neighbor MAC to IPv4 or IPv6 address.
 472
 473         :param sw_if_index:
 474         :param mac_address:
 475         :param dst_address:
 476         :param is_add:  (Default value = 1)
 477         :param flags:  (Default value = 0/NONE)
 478         """
 479         return self.api(
 480             self.papi.ip_neighbor_add_del,
 481             {
 482                 'is_add': is_add,
 483                 'neighbor': {
 484                     'sw_if_index': sw_if_index,
 485                     'flags': flags,
 486                     'mac_address': mac_address,
 487                     'ip_address': ip_address
 488                 }
 489             }
 490         )
 491
 492     def proxy_arp_add_del(self,
 493                           low,
 494                           hi,
 495                           table_id=0,
 496                           is_add=1):
 497         """ Config Proxy Arp Range.
 498
 499         :param low_address: Start address in the rnage to Proxy for
 500         :param hi_address: End address in the rnage to Proxy for
 501         :param vrf_id: The VRF/table in which to proxy
 502         """
 503
 504         return self.api(
 505             self.papi.proxy_arp_add_del,
 506             {'proxy':
 507                 {
 508                     'table_id': table_id,
 509                     'low': low,
 510                     'hi': hi,
 511                 },
 512                 'is_add': is_add})
 513
 514     def proxy_arp_intfc_enable_disable(self,
 515                                        sw_if_index,
 516                                        is_enable=1):
 517         """ Enable/Disable an interface for proxy ARP requests
 518
 519         :param sw_if_index: Interface
 520         :param enable_disable: Enable/Disable
 521         """
 522
 523         return self.api(
 524             self.papi.proxy_arp_intfc_enable_disable,
 525             {'sw_if_index': sw_if_index,
 526              'enable_disable': is_enable
 527              }
 528         )
 529
 530     def gre_tunnel_add_del(self,
 531                            src,
 532                            dst,
 533                            outer_fib_id=0,
 534                            tunnel_type=0,
 535                            instance=0xFFFFFFFF,
 536                            session_id=0,
 537                            is_add=1):
 538         """ Add a GRE tunnel
 539
 540         :param src_address:
 541         :param dst_address:
 542         :param outer_fib_id:  (Default value = 0)
 543         :param tunnel_type:  (Default value = 0)
 544         :param instance:  (Default value = 0xFFFFFFFF)
 545         :param session_id: (Default value = 0)
 546         :param is_add:  (Default value = 1)
 547         :param is_ipv6:  (Default value = 0)
 548         """
 549
 550         return self.api(
 551             self.papi.gre_tunnel_add_del,
 552             {'is_add': is_add,
 553              'tunnel':
 554              {
 555                  'type': tunnel_type,
 556                  'instance': instance,
 557                  'src': src,
 558                  'dst': dst,
 559                  'outer_fib_id': outer_fib_id,
 560                  'session_id': session_id}
 561              }
 562         )
 563
 564     def udp_encap_add(self,
 565                       src_ip,
 566                       dst_ip,
 567                       src_port,
 568                       dst_port,
 569                       table_id=0):
 570         """ Add a GRE tunnel
 571         :param src_ip:
 572         :param dst_ip:
 573         :param src_port:
 574         :param dst_port:
 575         :param outer_fib_id:  (Default value = 0)
 576         """
 577
 578         return self.api(
 579             self.papi.udp_encap_add,
 580             {
 581                 'udp_encap': {
 582                     'src_ip': src_ip,
 583                     'dst_ip': dst_ip,
 584                     'src_port': src_port,
 585                     'dst_port': dst_port,
 586                     'table_id': table_id
 587                 }
 588             })
 589
 590     def udp_encap_del(self, id):
 591         return self.api(self.papi.udp_encap_del, {'id': id})
 592
 593     def udp_encap_dump(self):
 594         return self.api(self.papi.udp_encap_dump, {})
 595
 596     def want_udp_encap_stats(self, enable=1):
 597         return self.api(self.papi.want_udp_encap_stats,
 598                         {'enable': enable,
 599                          'pid': os.getpid()})
 600
 601     def mpls_route_dump(self, table_id):
 602         return self.api(self.papi.mpls_route_dump,
 603                         {'table': {
 604                             'mt_table_id': table_id
 605                         }})
 606
 607     def mpls_table_dump(self):
 608         return self.api(self.papi.mpls_table_dump, {})
 609
 610     def mpls_table_add_del(
 611             self,
 612             table_id,
 613             is_add=1):
 614         """
 615
 616         :param table_id
 617         :param is_add:  (Default value = 1)
 618
 619         """
 620
 621         return self.api(
 622             self.papi.mpls_table_add_del,
 623             {'mt_table':
 624              {
 625                  'mt_table_id': table_id,
 626              },
 627              'mt_is_add': is_add})
 628
 629     def mpls_route_add_del(self,
 630                            table_id,
 631                            label,
 632                            eos,
 633                            eos_proto,
 634                            is_multicast,
 635                            paths,
 636                            is_add,
 637                            is_multipath):
 638         """ MPLS Route add/del """
 639         return self.api(
 640             self.papi.mpls_route_add_del,
 641             {'mr_route':
 642              {
 643                  'mr_table_id': table_id,
 644                  'mr_label': label,
 645                  'mr_eos': eos,
 646                  'mr_eos_proto': eos_proto,
 647                  'mr_is_multicast': is_multicast,
 648                  'mr_n_paths': len(paths),
 649                  'mr_paths': paths,
 650              },
 651              'mr_is_add': is_add,
 652              'mr_is_multipath': is_multipath})
 653
 654     def mpls_ip_bind_unbind(
 655             self,
 656             label,
 657             prefix,
 658             table_id=0,
 659             ip_table_id=0,
 660             is_bind=1):
 661         """
 662         """
 663         return self.api(
 664             self.papi.mpls_ip_bind_unbind,
 665             {'mb_mpls_table_id': table_id,
 666              'mb_label': label,
 667              'mb_ip_table_id': ip_table_id,
 668              'mb_is_bind': is_bind,
 669              'mb_prefix': prefix})
 670
 671     def mpls_tunnel_add_del(
 672             self,
 673             tun_sw_if_index,
 674             paths,
 675             is_add=1,
 676             l2_only=0,
 677             is_multicast=0):
 678         """
 679         """
 680         return self.api(
 681             self.papi.mpls_tunnel_add_del,
 682             {'mt_is_add': is_add,
 683              'mt_tunnel':
 684              {
 685                  'mt_sw_if_index': tun_sw_if_index,
 686                  'mt_l2_only': l2_only,
 687                  'mt_is_multicast': is_multicast,
 688                  'mt_n_paths': len(paths),
 689                  'mt_paths': paths,
 690              }})
 691
 692     def input_acl_set_interface(
 693             self,
 694             is_add,
 695             sw_if_index,
 696             ip4_table_index=0xFFFFFFFF,
 697             ip6_table_index=0xFFFFFFFF,
 698             l2_table_index=0xFFFFFFFF):
 699         """
 700         :param is_add:
 701         :param sw_if_index:
 702         :param ip4_table_index:  (Default value = 0xFFFFFFFF)
 703         :param ip6_table_index:  (Default value = 0xFFFFFFFF)
 704         :param l2_table_index:  (Default value = 0xFFFFFFFF)
 705         """
 706
 707         return self.api(
 708             self.papi.input_acl_set_interface,
 709             {'sw_if_index': sw_if_index,
 710              'ip4_table_index': ip4_table_index,
 711              'ip6_table_index': ip6_table_index,
 712              'l2_table_index': l2_table_index,
 713              'is_add': is_add})
 714
 715     def output_acl_set_interface(
 716             self,
 717             is_add,
 718             sw_if_index,
 719             ip4_table_index=0xFFFFFFFF,
 720             ip6_table_index=0xFFFFFFFF,
 721             l2_table_index=0xFFFFFFFF):
 722         """
 723         :param is_add:
 724         :param sw_if_index:
 725         :param ip4_table_index:  (Default value = 0xFFFFFFFF)
 726         :param ip6_table_index:  (Default value = 0xFFFFFFFF)
 727         :param l2_table_index:  (Default value = 0xFFFFFFFF)
 728         """
 729
 730         return self.api(
 731             self.papi.output_acl_set_interface,
 732             {'sw_if_index': sw_if_index,
 733              'ip4_table_index': ip4_table_index,
 734              'ip6_table_index': ip6_table_index,
 735              'l2_table_index': l2_table_index,
 736              'is_add': is_add})
 737
 738     def set_ipfix_exporter(
 739             self,
 740             collector_address,
 741             src_address,
 742             path_mtu,
 743             template_interval,
 744             vrf_id=0,
 745             collector_port=4739,
 746             udp_checksum=0):
 747         return self.api(
 748             self.papi.set_ipfix_exporter,
 749             {
 750                 'collector_address': collector_address,
 751                 'collector_port': collector_port,
 752                 'src_address': src_address,
 753                 'vrf_id': vrf_id,
 754                 'path_mtu': path_mtu,
 755                 'template_interval': template_interval,
 756                 'udp_checksum': udp_checksum,
 757             })
 758
 759     def ip_mroute_add_del(self,
 760                           table_id,
 761                           prefix,
 762                           e_flags,
 763                           rpf_id,
 764                           paths,
 765                           is_add=1,
 766                           is_multipath=1):
 767         """
 768         IP Multicast Route add/del
 769         """
 770         return self.api(
 771             self.papi.ip_mroute_add_del,
 772             {
 773                 'is_add': is_add,
 774                 'is_multipath': is_multipath,
 775                 'route': {
 776                     'table_id': table_id,
 777                     'entry_flags': e_flags,
 778                     'rpf_id': rpf_id,
 779                     'prefix': prefix,
 780                     'n_paths': len(paths),
 781                     'paths': paths,
 782                 }
 783             })
 784
 785     def mfib_signal_dump(self):
 786         return self.api(self.papi.mfib_signal_dump, {})
 787
 788     def ip_mroute_dump(self, table_id, is_ip6=False):
 789         return self.api(self.papi.ip_mroute_dump,
 790                         {'table': {
 791                             'table_id': table_id,
 792                             'is_ip6': is_ip6
 793                         }})
 794
 795     def lisp_enable_disable(self, is_enabled):
 796         return self.api(
 797             self.papi.lisp_enable_disable,
 798             {
 799                 'is_en': is_enabled,
 800             })
 801
 802     def lisp_add_del_locator_set(self,
 803                                  ls_name,
 804                                  is_add=1):
 805         return self.api(
 806             self.papi.lisp_add_del_locator_set,
 807             {
 808                 'is_add': is_add,
 809                 'locator_set_name': ls_name
 810             })
 811
 812     def lisp_add_del_locator(self,
 813                              ls_name,
 814                              sw_if_index,
 815                              priority=1,
 816                              weight=1,
 817                              is_add=1):
 818         return self.api(
 819             self.papi.lisp_add_del_locator,
 820             {
 821                 'is_add': is_add,
 822                 'locator_set_name': ls_name,
 823                 'sw_if_index': sw_if_index,
 824                 'priority': priority,
 825                 'weight': weight
 826             })
 827
 828     def lisp_locator_dump(self, is_index_set, ls_name=None, ls_index=0):
 829         return self.api(
 830             self.papi.lisp_locator_dump,
 831             {
 832                 'is_index_set': is_index_set,
 833                 'ls_name': ls_name,
 834                 'ls_index': ls_index,
 835             })
 836
 837     def lisp_add_del_local_eid(self,
 838                                ls_name,
 839                                eid_type,
 840                                eid,
 841                                prefix_len,
 842                                vni=0,
 843                                key_id=0,
 844                                key="",
 845                                is_add=1):
 846         return self.api(
 847             self.papi.lisp_add_del_local_eid,
 848             {
 849                 'locator_set_name': ls_name,
 850                 'is_add': is_add,
 851                 'eid_type': eid_type,
 852                 'eid': eid,
 853                 'prefix_len': prefix_len,
 854                 'vni': vni,
 855                 'key_id': key_id,
 856                 'key': key
 857             })
 858
 859     def lisp_eid_table_dump(self,
 860                             eid_set=0,
 861                             prefix_length=0,
 862                             vni=0,
 863                             eid_type=0,
 864                             eid=None,
 865                             filter_opt=0):
 866         return self.api(
 867             self.papi.lisp_eid_table_dump,
 868             {
 869                 'eid_set': eid_set,
 870                 'prefix_length': prefix_length,
 871                 'vni': vni,
 872                 'eid_type': eid_type,
 873                 'eid': eid,
 874                 'filter': filter_opt,
 875             })
 876
 877     def lisp_add_del_remote_mapping(self,
 878                                     eid_type,
 879                                     eid,
 880                                     eid_prefix_len=0,
 881                                     vni=0,
 882                                     rlocs=[],
 883                                     rlocs_num=0,
 884                                     is_src_dst=0,
 885                                     is_add=1):
 886         return self.api(
 887             self.papi.lisp_add_del_remote_mapping,
 888             {
 889                 'is_add': is_add,
 890                 'eid_type': eid_type,
 891                 'eid': eid,
 892                 'eid_len': eid_prefix_len,
 893                 'rloc_num': rlocs_num,
 894                 'rlocs': rlocs,
 895                 'vni': vni,
 896                 'is_src_dst': is_src_dst,
 897             })
 898
 899     def lisp_add_del_adjacency(self,
 900                                leid,
 901                                reid,
 902                                leid_len,
 903                                reid_len,
 904                                eid_type,
 905                                is_add=1,
 906                                vni=0):
 907         return self.api(
 908             self.papi.lisp_add_del_adjacency,
 909             {
 910                 'is_add': is_add,
 911                 'vni': vni,
 912                 'eid_type': eid_type,
 913                 'leid': leid,
 914                 'reid': reid,
 915                 'leid_len': leid_len,
 916                 'reid_len': reid_len,
 917             })
 918
 919     def gtpu_add_del_tunnel(
 920             self,
 921             src_addr,
 922             dst_addr,
 923             is_add=1,
 924             is_ipv6=0,
 925             mcast_sw_if_index=0xFFFFFFFF,
 926             encap_vrf_id=0,
 927             decap_next_index=0xFFFFFFFF,
 928             teid=0):
 929         """
 930
 931         :param is_add:  (Default value = 1)
 932         :param is_ipv6:  (Default value = 0)
 933         :param src_addr:
 934         :param dst_addr:
 935         :param mcast_sw_if_index:  (Default value = 0xFFFFFFFF)
 936         :param encap_vrf_id:  (Default value = 0)
 937         :param decap_next_index:  (Default value = 0xFFFFFFFF)
 938         :param teid:  (Default value = 0)
 939
 940         """
 941         return self.api(self.papi.gtpu_add_del_tunnel,
 942                         {'is_add': is_add,
 943                          'is_ipv6': is_ipv6,
 944                          'src_address': src_addr,
 945                          'dst_address': dst_addr,
 946                          'mcast_sw_if_index': mcast_sw_if_index,
 947                          'encap_vrf_id': encap_vrf_id,
 948                          'decap_next_index': decap_next_index,
 949                          'teid': teid})
 950
 951     def vxlan_gpe_add_del_tunnel(
 952             self,
 953             src_addr,
 954             dst_addr,
 955             mcast_sw_if_index=0xFFFFFFFF,
 956             is_add=1,
 957             is_ipv6=0,
 958             encap_vrf_id=0,
 959             decap_vrf_id=0,
 960             protocol=3,
 961             vni=0):
 962         """
 963
 964         :param local:
 965         :param remote:
 966         :param is_add:  (Default value = 1)
 967         :param is_ipv6:  (Default value = 0)
 968         :param encap_vrf_id:  (Default value = 0)
 969         :param decap_vrf_id:  (Default value = 0)
 970         :param mcast_sw_if_index:  (Default value = 0xFFFFFFFF)
 971         :param protocol:  (Default value = 3)
 972         :param vni:  (Default value = 0)
 973
 974         """
 975         return self.api(self.papi.vxlan_gpe_add_del_tunnel,
 976                         {'is_add': is_add,
 977                          'is_ipv6': is_ipv6,
 978                          'local': src_addr,
 979                          'remote': dst_addr,
 980                          'mcast_sw_if_index': mcast_sw_if_index,
 981                          'encap_vrf_id': encap_vrf_id,
 982                          'decap_vrf_id': decap_vrf_id,
 983                          'protocol': protocol,
 984                          'vni': vni})
 985
 986     def vxlan_gbp_tunnel_dump(self, sw_if_index=0xffffffff):
 987         return self.api(self.papi.vxlan_gbp_tunnel_dump,
 988                         {'sw_if_index': sw_if_index})
 989
 990     def pppoe_add_del_session(
 991             self,
 992             client_ip,
 993             client_mac,
 994             session_id=0,
 995             is_add=1,
 996             is_ipv6=0,
 997             decap_vrf_id=0):
 998         """
 999
1000         :param is_add:  (Default value = 1)
1001         :param is_ipv6:  (Default value = 0)
1002         :param client_ip:
1003         :param session_id:  (Default value = 0)
1004         :param client_mac:
1005         :param decap_vrf_id:  (Default value = 0)
1006
1007         """
1008         return self.api(self.papi.pppoe_add_del_session,
1009                         {'is_add': is_add,
1010                          'is_ipv6': is_ipv6,
1011                          'session_id': session_id,
1012                          'client_ip': client_ip,
1013                          'decap_vrf_id': decap_vrf_id,
1014                          'client_mac': client_mac})
1015
1016     def sr_mpls_policy_add(self, bsid, weight, type, segments):
1017         return self.api(self.papi.sr_mpls_policy_add,
1018                         {'bsid': bsid,
1019                          'weight': weight,
1020                          'type': type,
1021                          'n_segments': len(segments),
1022                          'segments': segments})
1023
1024     def sr_mpls_policy_del(self, bsid):
1025         return self.api(self.papi.sr_mpls_policy_del,
1026                         {'bsid': bsid})
1027
1028     def sr_localsid_add_del(self,
1029                             localsid,
1030                             behavior,
1031                             nh_addr4,
1032                             nh_addr6,
1033                             is_del=0,
1034                             end_psp=0,
1035                             sw_if_index=0xFFFFFFFF,
1036                             vlan_index=0,
1037                             fib_table=0,
1038                             ):
1039         """ Add/del IPv6 SR local-SID.
1040
1041         :param localsid:
1042         :param behavior: END=1; END.X=2; END.DX2=4; END.DX6=5;
1043         :param behavior: END.DX4=6; END.DT6=7; END.DT4=8
1044         :param nh_addr4:
1045         :param nh_addr6:
1046         :param is_del:  (Default value = 0)
1047         :param end_psp: (Default value = 0)
1048         :param sw_if_index: (Default value = 0xFFFFFFFF)
1049         :param vlan_index:  (Default value = 0)
1050         :param fib_table:   (Default value = 0)
1051         """
1052         return self.api(
1053             self.papi.sr_localsid_add_del,
1054             {'is_del': is_del,
1055              'localsid': localsid,
1056              'end_psp': end_psp,
1057              'behavior': behavior,
1058              'sw_if_index': sw_if_index,
1059              'vlan_index': vlan_index,
1060              'fib_table': fib_table,
1061              'nh_addr4': nh_addr4,
1062              'nh_addr6': nh_addr6
1063              }
1064         )
1065
1066     def sr_policy_add(
1067             self,
1068             bsid_addr,
1069             weight=1,
1070             is_encap=1,
1071             type=0,
1072             fib_table=0,
1073             n_segments=0,
1074             segments=[]):
1075         """
1076         :param bsid_addr: bindingSID of the SR Policy
1077         :param weight: weight of the sid list. optional. (default: 1)
1078         :param is_encap: (bool) whether SR policy should Encap or SRH insert \
1079             (default: Encap)
1080         :param type: type/behavior of the SR policy. (default or spray) \
1081             (default: default)
1082         :param fib_table: VRF where to install the FIB entry for the BSID \
1083             (default: 0)
1084         :param n_segments: number of segments \
1085             (default: 0)
1086         :param segments: a vector of IPv6 address composing the segment list \
1087             (default: [])
1088         """
1089         return self.api(
1090             self.papi.sr_policy_add,
1091             {'bsid_addr': bsid_addr,
1092              'weight': weight,
1093              'is_encap': is_encap,
1094              'type': type,
1095              'fib_table': fib_table,
1096              'n_segments': n_segments,
1097              'segments': segments
1098              }
1099         )
1100
1101     def sr_policy_del(
1102             self,
1103             bsid_addr,
1104             sr_policy_index=0):
1105         """
1106         :param bsid: bindingSID of the SR Policy
1107         :param sr_policy_index: index of the sr policy (default: 0)
1108         """
1109         return self.api(
1110             self.papi.sr_policy_del,
1111             {'bsid_addr': bsid_addr,
1112              'sr_policy_index': sr_policy_index
1113              })
1114
1115     def sr_steering_add_del(
1116             self,
1117             is_del,
1118             bsid_addr,
1119             sr_policy_index,
1120             table_id,
1121             prefix_addr,
1122             mask_width,
1123             sw_if_index,
1124             traffic_type):
1125         """
1126         Steer traffic L2 and L3 traffic through a given SR policy
1127
1128         :param is_del: delete or add
1129         :param bsid_addr: bindingSID of the SR Policy (alt to sr_policy_index)
1130         :param sr_policy: is the index of the SR Policy (alt to bsid)
1131         :param table_id: is the VRF where to install the FIB entry for the BSID
1132         :param prefix_addr: is the IPv4/v6 address for L3 traffic type
1133         :param mask_width: is the mask for L3 traffic type
1134         :param sw_if_index: is the incoming interface for L2 traffic
1135         :param traffic_type: type of traffic (IPv4: 4, IPv6: 6, L2: 2)
1136         """
1137         return self.api(
1138             self.papi.sr_steering_add_del,
1139             {'is_del': is_del,
1140              'bsid_addr': bsid_addr,
1141              'sr_policy_index': sr_policy_index,
1142              'table_id': table_id,
1143              'prefix_addr': prefix_addr,
1144              'mask_width': mask_width,
1145              'sw_if_index': sw_if_index,
1146              'traffic_type': traffic_type
1147              })
1148
1149     def acl_add_replace(self, acl_index, r, tag='',
1150                         expected_retval=0):
1151         """Add/replace an ACL
1152         :param int acl_index: ACL index to replace, 2^32-1 to create new ACL.
1153         :param acl_rule r: ACL rules array.
1154         :param str tag: symbolic tag (description) for this ACL.
1155         :param int count: number of rules.
1156         """
1157         return self.api(self.papi.acl_add_replace,
1158                         {'acl_index': acl_index,
1159                          'r': r,
1160                          'count': len(r),
1161                          'tag': tag},
1162                         expected_retval=expected_retval)
1163
1164     def acl_del(self, acl_index, expected_retval=0):
1165         """
1166
1167         :param acl_index:
1168         :return:
1169         """
1170         return self.api(self.papi.acl_del,
1171                         {'acl_index': acl_index},
1172                         expected_retval=expected_retval)
1173
1174     def acl_interface_set_acl_list(self, sw_if_index, n_input, acls,
1175                                    expected_retval=0):
1176         return self.api(self.papi.acl_interface_set_acl_list,
1177                         {'sw_if_index': sw_if_index,
1178                          'count': len(acls),
1179                          'n_input': n_input,
1180                          'acls': acls},
1181                         expected_retval=expected_retval)
1182
1183     def acl_interface_set_etype_whitelist(self, sw_if_index,
1184                                           n_input, whitelist,
1185                                           expected_retval=0):
1186         return self.api(self.papi.acl_interface_set_etype_whitelist,
1187                         {'sw_if_index': sw_if_index,
1188                          'count': len(whitelist),
1189                          'n_input': n_input,
1190                          'whitelist': whitelist},
1191                         expected_retval=expected_retval)
1192
1193     def acl_interface_add_del(self,
1194                               sw_if_index,
1195                               acl_index,
1196                               is_add=1):
1197         """ Add/Delete ACL to/from interface
1198
1199         :param sw_if_index:
1200         :param acl_index:
1201         :param is_add:  (Default value = 1)
1202         """
1203
1204         return self.api(self.papi.acl_interface_add_del,
1205                         {'is_add': is_add,
1206                          'is_input': 1,
1207                          'sw_if_index': sw_if_index,
1208                          'acl_index': acl_index})
1209
1210     def acl_dump(self, acl_index, expected_retval=0):
1211         return self.api(self.papi.acl_dump,
1212                         {'acl_index': acl_index},
1213                         expected_retval=expected_retval)
1214
1215     def acl_interface_list_dump(self, sw_if_index=0xFFFFFFFF,
1216                                 expected_retval=0):
1217         return self.api(self.papi.acl_interface_list_dump,
1218                         {'sw_if_index': sw_if_index},
1219                         expected_retval=expected_retval)
1220
1221     def macip_acl_add(self, rules, tag=""):
1222         """ Add MACIP acl
1223
1224         :param rules: list of rules for given acl
1225         :param tag: acl tag
1226         """
1227
1228         return self.api(self.papi.macip_acl_add,
1229                         {'r': rules,
1230                          'count': len(rules),
1231                          'tag': tag})
1232
1233     def macip_acl_add_replace(self, rules, acl_index=0xFFFFFFFF, tag=""):
1234         """ Add MACIP acl
1235
1236         :param rules: list of rules for given acl
1237         :param tag: acl tag
1238         """
1239
1240         return self.api(self.papi.macip_acl_add_replace,
1241                         {'acl_index': acl_index,
1242                          'r': rules,
1243                          'count': len(rules),
1244                          'tag': tag})
1245
1246     def macip_acl_interface_add_del(self,
1247                                     sw_if_index,
1248                                     acl_index,
1249                                     is_add=1):
1250         """ Add MACIP acl to interface
1251
1252         :param sw_if_index:
1253         :param acl_index:
1254         :param is_add:  (Default value = 1)
1255         """
1256
1257         return self.api(self.papi.macip_acl_interface_add_del,
1258                         {'is_add': is_add,
1259                          'sw_if_index': sw_if_index,
1260                          'acl_index': acl_index})
1261
1262     def macip_acl_dump(self, acl_index=4294967295):
1263         """ Return MACIP acl dump
1264         """
1265
1266         return self.api(
1267             self.papi.macip_acl_dump, {'acl_index': acl_index})
1268
1269     def policer_add_del(self,
1270                         name,
1271                         cir,
1272                         eir,
1273                         cb,
1274                         eb,
1275                         is_add=1,
1276                         rate_type=0,
1277                         round_type=0,
1278                         ptype=0,
1279                         color_aware=0,
1280                         conform_action_type=1,
1281                         conform_dscp=0,
1282                         exceed_action_type=0,
1283                         exceed_dscp=0,
1284                         violate_action_type=0,
1285                         violate_dscp=0):
1286         return self.api(self.papi.policer_add_del,
1287                         {'name': name,
1288                          'cir': cir,
1289                          'eir': eir,
1290                          'cb': cb,
1291                          'eb': eb,
1292                          'is_add': is_add,
1293                          'rate_type': rate_type,
1294                          'round_type': round_type,
1295                          'type': ptype,
1296                          'color_aware': color_aware,
1297                          'conform_action_type': conform_action_type,
1298                          'conform_dscp': conform_dscp,
1299                          'exceed_action_type': exceed_action_type,
1300                          'exceed_dscp': exceed_dscp,
1301                          'violate_action_type': violate_action_type,
1302                          'violate_dscp': violate_dscp})
1303
1304     def ip_punt_police(self,
1305                        policer_index,
1306                        is_ip6=0,
1307                        is_add=1):
1308         return self.api(self.papi.ip_punt_police,
1309                         {'policer_index': policer_index,
1310                          'is_add': is_add,
1311                          'is_ip6': is_ip6})
1312
1313     def ip_punt_redirect(self,
1314                          rx_sw_if_index,
1315                          tx_sw_if_index,
1316                          address,
1317                          is_add=1):
1318         return self.api(self.papi.ip_punt_redirect,
1319                         {'punt': {'rx_sw_if_index': rx_sw_if_index,
1320                                   'tx_sw_if_index': tx_sw_if_index,
1321                                   'nh': address},
1322                          'is_add': is_add})
1323
1324     def ip_punt_redirect_dump(self, sw_if_index, is_ipv6=0):
1325         return self.api(self.papi.ip_punt_redirect_dump,
1326                         {'sw_if_index': sw_if_index,
1327                          'is_ipv6': is_ipv6})
1328
1329     def bier_table_add_del(self,
1330                            bti,
1331                            mpls_label,
1332                            is_add=1):
1333         """ BIER Table add/del """
1334         return self.api(
1335             self.papi.bier_table_add_del,
1336             {'bt_tbl_id': {"bt_set": bti.set_id,
1337                            "bt_sub_domain": bti.sub_domain_id,
1338                            "bt_hdr_len_id": bti.hdr_len_id},
1339              'bt_label': mpls_label,
1340              'bt_is_add': is_add})
1341
1342     def bier_table_dump(self):
1343         return self.api(self.papi.bier_table_dump, {})
1344
1345     def bier_route_add_del(self,
1346                            bti,
1347                            bp,
1348                            paths,
1349                            is_add=1,
1350                            is_replace=0):
1351         """ BIER Route add/del """
1352         return self.api(
1353             self.papi.bier_route_add_del,
1354             {
1355                 'br_route': {
1356                     'br_tbl_id': {"bt_set": bti.set_id,
1357                                   "bt_sub_domain": bti.sub_domain_id,
1358                                   "bt_hdr_len_id": bti.hdr_len_id},
1359                     'br_bp': bp,
1360                     'br_n_paths': len(paths),
1361                     'br_paths': paths,
1362                 },
1363                 'br_is_add': is_add,
1364                 'br_is_replace': is_replace
1365             })
1366
1367     def bier_route_dump(self, bti):
1368         return self.api(
1369             self.papi.bier_route_dump,
1370             {'br_tbl_id': {"bt_set": bti.set_id,
1371                            "bt_sub_domain": bti.sub_domain_id,
1372                            "bt_hdr_len_id": bti.hdr_len_id}})
1373
1374     def bier_imp_add(self,
1375                      bti,
1376                      src,
1377                      ibytes,
1378                      is_add=1):
1379         """ BIER Imposition Add """
1380         return self.api(
1381             self.papi.bier_imp_add,
1382             {'bi_tbl_id': {"bt_set": bti.set_id,
1383                            "bt_sub_domain": bti.sub_domain_id,
1384                            "bt_hdr_len_id": bti.hdr_len_id},
1385              'bi_src': src,
1386              'bi_n_bytes': len(ibytes),
1387              'bi_bytes': ibytes})
1388
1389     def bier_imp_del(self, bi_index):
1390         """ BIER Imposition del """
1391         return self.api(
1392             self.papi.bier_imp_del,
1393             {'bi_index': bi_index})
1394
1395     def bier_imp_dump(self):
1396         return self.api(self.papi.bier_imp_dump, {})
1397
1398     def bier_disp_table_add_del(self,
1399                                 bdti,
1400                                 is_add=1):
1401         """ BIER Disposition Table add/del """
1402         return self.api(
1403             self.papi.bier_disp_table_add_del,
1404             {'bdt_tbl_id': bdti,
1405              'bdt_is_add': is_add})
1406
1407     def bier_disp_table_dump(self):
1408         return self.api(self.papi.bier_disp_table_dump, {})
1409
1410     def bier_disp_entry_add_del(self,
1411                                 bdti,
1412                                 bp,
1413                                 payload_proto,
1414                                 next_hop_afi,
1415                                 next_hop,
1416                                 next_hop_tbl_id=0,
1417                                 next_hop_rpf_id=~0,
1418                                 next_hop_is_ip4=1,
1419                                 is_add=1):
1420         """ BIER Route add/del """
1421         lstack = []
1422         while (len(lstack) < 16):
1423             lstack.append({})
1424         return self.api(
1425             self.papi.bier_disp_entry_add_del,
1426             {'bde_tbl_id': bdti,
1427              'bde_bp': bp,
1428              'bde_payload_proto': payload_proto,
1429              'bde_n_paths': 1,
1430              'bde_paths': [{'table_id': next_hop_tbl_id,
1431                             'rpf_id': next_hop_rpf_id,
1432                             'n_labels': 0,
1433                             'label_stack': lstack}],
1434              'bde_is_add': is_add})
1435
1436     def bier_disp_entry_dump(self, bdti):
1437         return self.api(
1438             self.papi.bier_disp_entry_dump,
1439             {'bde_tbl_id': bdti})
1440
1441     def session_enable_disable(self, is_enabled):
1442         return self.api(
1443             self.papi.session_enable_disable,
1444             {'is_enable': is_enabled})
1445
1446     def ipsec_spd_add_del(self, spd_id, is_add=1):
1447         """ SPD add/del - Wrapper to add or del ipsec SPD
1448         Sample CLI : 'ipsec spd add 1'
1449
1450         :param spd_id - SPD ID to be created in the vpp . mandatory
1451         :param is_add - create (1) or delete(0) SPD (Default 1 - add) .
1452               optional
1453         :returns: reply from the API
1454         """
1455         return self.api(
1456             self.papi.ipsec_spd_add_del, {
1457                 'spd_id': spd_id, 'is_add': is_add})
1458
1459     def ipsec_spds_dump(self):
1460         return self.api(self.papi.ipsec_spds_dump, {})
1461
1462     def ipsec_interface_add_del_spd(self, spd_id, sw_if_index, is_add=1):
1463         """ IPSEC interface SPD add/del - \
1464              Wrapper to associate/disassociate SPD to interface in VPP
1465         Sample CLI : 'set interface ipsec spd GigabitEthernet0/6/0 1'
1466
1467         :param spd_id - SPD ID to associate with the interface . mandatory
1468         :param sw_if_index - Interface Index which needs to ipsec \
1469             association mandatory
1470         :param is_add - add(1) or del(0) association with interface \
1471                 (Default 1 - add) . optional
1472         :returns: reply from the API
1473         """
1474         return self.api(
1475             self.papi.ipsec_interface_add_del_spd,
1476             {'spd_id': spd_id, 'sw_if_index': sw_if_index, 'is_add': is_add})
1477
1478     def ipsec_spd_interface_dump(self, spd_index=None):
1479         return self.api(self.papi.ipsec_spd_interface_dump,
1480                         {'spd_index': spd_index if spd_index else 0,
1481                          'spd_index_valid': 1 if spd_index else 0})
1482
1483     def ipsec_sad_entry_add_del(self,
1484                                 sad_id,
1485                                 spi,
1486                                 integrity_algorithm,
1487                                 integrity_key,
1488                                 crypto_algorithm,
1489                                 crypto_key,
1490                                 protocol,
1491                                 tunnel_src_address='',
1492                                 tunnel_dst_address='',
1493                                 flags=0,
1494                                 salt=0,
1495                                 is_add=1):
1496         """ IPSEC SA add/del
1497         :param sad_id: security association ID
1498         :param spi: security param index of the SA in decimal
1499         :param integrity_algorithm:
1500         :param integrity_key:
1501         :param crypto_algorithm:
1502         :param crypto_key:
1503         :param protocol: AH(0) or ESP(1) protocol
1504         :param tunnel_src_address: tunnel mode outer src address
1505         :param tunnel_dst_address: tunnel mode outer dst address
1506         :param is_add:
1507         :param is_tunnel:
1508         :** reference /vpp/src/vnet/ipsec/ipsec.h file for enum values of
1509              crypto and ipsec algorithms
1510         """
1511         return self.api(
1512             self.papi.ipsec_sad_entry_add_del,
1513             {
1514                 'is_add': is_add,
1515                 'entry':
1516                     {
1517                         'sad_id': sad_id,
1518                         'spi': spi,
1519                         'tunnel_src': tunnel_src_address,
1520                         'tunnel_dst': tunnel_dst_address,
1521                         'protocol': protocol,
1522                         'integrity_algorithm': integrity_algorithm,
1523                         'integrity_key': {
1524                             'length': len(integrity_key),
1525                             'data': integrity_key,
1526                         },
1527                         'crypto_algorithm': crypto_algorithm,
1528                         'crypto_key': {
1529                             'length': len(crypto_key),
1530                             'data': crypto_key,
1531                         },
1532                         'flags': flags,
1533                         'salt': salt,
1534                     }
1535             })
1536
1537     def ipsec_sa_dump(self, sa_id=None):
1538         return self.api(self.papi.ipsec_sa_dump,
1539                         {'sa_id': sa_id if sa_id else 0xffffffff})
1540
1541     def ipsec_spd_entry_add_del(self,
1542                                 spd_id,
1543                                 sa_id,
1544                                 local_address_start,
1545                                 local_address_stop,
1546                                 remote_address_start,
1547                                 remote_address_stop,
1548                                 local_port_start=0,
1549                                 local_port_stop=65535,
1550                                 remote_port_start=0,
1551                                 remote_port_stop=65535,
1552                                 protocol=0,
1553                                 policy=0,
1554                                 priority=100,
1555                                 is_outbound=1,
1556                                 is_add=1,
1557                                 is_ipv6=0,
1558                                 is_ip_any=0):
1559         """ IPSEC policy SPD add/del   -
1560                     Wrapper to configure ipsec SPD policy entries in VPP
1561         :param spd_id: SPD ID for the policy
1562         :param local_address_start: local-ip-range start address
1563         :param local_address_stop : local-ip-range stop address
1564         :param remote_address_start: remote-ip-range start address
1565         :param remote_address_stop : remote-ip-range stop address
1566         :param local_port_start: (Default value = 0)
1567         :param local_port_stop: (Default value = 65535)
1568         :param remote_port_start: (Default value = 0)
1569         :param remote_port_stop: (Default value = 65535)
1570         :param protocol: Any(0), AH(51) & ESP(50) protocol (Default value = 0)
1571         :param sa_id: Security Association ID for mapping it to SPD
1572         :param policy: bypass(0), discard(1), resolve(2) or protect(3) action
1573                (Default value = 0)
1574         :param priority: value for the spd action (Default value = 100)
1575         :param is_outbound: flag for inbound(0) or outbound(1)
1576                (Default value = 1)
1577         :param is_add: (Default value = 1)
1578         """
1579         return self.api(
1580             self.papi.ipsec_spd_entry_add_del,
1581             {
1582                 'is_add': is_add,
1583                 'entry':
1584                     {
1585                         'spd_id': spd_id,
1586                         'sa_id': sa_id,
1587                         'local_address_start': local_address_start,
1588                         'local_address_stop': local_address_stop,
1589                         'remote_address_start': remote_address_start,
1590                         'remote_address_stop': remote_address_stop,
1591                         'local_port_start': local_port_start,
1592                         'local_port_stop': local_port_stop,
1593                         'remote_port_start': remote_port_start,
1594                         'remote_port_stop': remote_port_stop,
1595                         'protocol': protocol,
1596                         'policy': policy,
1597                         'priority': priority,
1598                         'is_outbound': is_outbound,
1599                     }
1600             })
1601
1602     def ipsec_spd_dump(self, spd_id, sa_id=0xffffffff):
1603         return self.api(self.papi.ipsec_spd_dump,
1604                         {'spd_id': spd_id,
1605                          'sa_id': sa_id})
1606
1607     def ipsec_tunnel_if_add_del(self, local_ip, remote_ip, local_spi,
1608                                 remote_spi, crypto_alg, local_crypto_key,
1609                                 remote_crypto_key, integ_alg, local_integ_key,
1610                                 remote_integ_key, is_add=1, esn=0, salt=0,
1611                                 anti_replay=1, renumber=0,
1612                                 udp_encap=0, show_instance=0xffffffff):
1613         return self.api(
1614             self.papi.ipsec_tunnel_if_add_del,
1615             {
1616                 'local_ip': local_ip,
1617                 'remote_ip': remote_ip,
1618                 'local_spi': local_spi,
1619                 'remote_spi': remote_spi,
1620                 'crypto_alg': crypto_alg,
1621                 'local_crypto_key_len': len(local_crypto_key),
1622                 'local_crypto_key': local_crypto_key,
1623                 'remote_crypto_key_len': len(remote_crypto_key),
1624                 'remote_crypto_key': remote_crypto_key,
1625                 'integ_alg': integ_alg,
1626                 'local_integ_key_len': len(local_integ_key),
1627                 'local_integ_key': local_integ_key,
1628                 'remote_integ_key_len': len(remote_integ_key),
1629                 'remote_integ_key': remote_integ_key,
1630                 'is_add': is_add,
1631                 'esn': esn,
1632                 'anti_replay': anti_replay,
1633                 'renumber': renumber,
1634                 'show_instance': show_instance,
1635                 'udp_encap': udp_encap,
1636                 'salt': salt
1637             })
1638
1639     def ipsec_select_backend(self, protocol, index):
1640         return self.api(self.papi.ipsec_select_backend,
1641                         {'protocol': protocol, 'index': index})
1642
1643     def ipsec_backend_dump(self):
1644         return self.api(self.papi.ipsec_backend_dump, {})
1645
1646     def app_namespace_add_del(self,
1647                               namespace_id,
1648                               ip4_fib_id=0,
1649                               ip6_fib_id=0,
1650                               sw_if_index=0xFFFFFFFF,
1651                               secret=0):
1652         return self.api(
1653             self.papi.app_namespace_add_del,
1654             {'secret': secret,
1655              'sw_if_index': sw_if_index,
1656              'ip4_fib_id': ip4_fib_id,
1657              'ip6_fib_id': ip6_fib_id,
1658              'namespace_id': namespace_id,
1659              'namespace_id_len': len(namespace_id)})
1660
1661     def punt_socket_register(self, reg, pathname,
1662                              header_version=1):
1663         """ Register punt socket """
1664         return self.api(self.papi.punt_socket_register,
1665                         {'header_version': header_version,
1666                          'punt': reg,
1667                          'pathname': pathname})
1668
1669     def punt_socket_deregister(self, reg):
1670         """ Unregister punt socket """
1671         return self.api(self.papi.punt_socket_deregister,
1672                         {'punt': reg})
1673
1674     def gbp_endpoint_add(self, sw_if_index, ips, mac, sclass, flags,
1675                          tun_src, tun_dst):
1676         """ GBP endpoint Add """
1677         return self.api(self.papi.gbp_endpoint_add,
1678                         {'endpoint': {
1679                             'sw_if_index': sw_if_index,
1680                             'ips': ips,
1681                             'n_ips': len(ips),
1682                             'mac': mac,
1683                             'sclass': sclass,
1684                             'flags': flags,
1685                             'tun': {
1686                                 'src': tun_src,
1687                                 'dst': tun_dst,
1688                             }}})
1689
1690     def gbp_endpoint_del(self, handle):
1691         """ GBP endpoint Del """
1692         return self.api(self.papi.gbp_endpoint_del,
1693                         {'handle': handle})
1694
1695     def gbp_endpoint_dump(self):
1696         """ GBP endpoint Dump """
1697         return self.api(self.papi.gbp_endpoint_dump, {})
1698
1699     def gbp_endpoint_group_add(self, vnid, sclass, bd,
1700                                rd, uplink_sw_if_index,
1701                                retention):
1702         """ GBP endpoint group Add """
1703         return self.api(self.papi.gbp_endpoint_group_add,
1704                         {'epg':
1705                             {
1706                                 'uplink_sw_if_index': uplink_sw_if_index,
1707                                 'bd_id': bd,
1708                                 'rd_id': rd,
1709                                 'vnid': vnid,
1710                                 'sclass': sclass,
1711                                 'retention': retention
1712                             }})
1713
1714     def gbp_endpoint_group_del(self, sclass):
1715         """ GBP endpoint group Del """
1716         return self.api(self.papi.gbp_endpoint_group_del,
1717                         {'sclass': sclass})
1718
1719     def gbp_bridge_domain_add(self, bd_id, rd_id, flags,
1720                               bvi_sw_if_index,
1721                               uu_fwd_sw_if_index,
1722                               bm_flood_sw_if_index):
1723         """ GBP bridge-domain Add """
1724         return self.api(self.papi.gbp_bridge_domain_add,
1725                         {'bd':
1726                             {
1727                                 'flags': flags,
1728                                 'bvi_sw_if_index': bvi_sw_if_index,
1729                                 'uu_fwd_sw_if_index': uu_fwd_sw_if_index,
1730                                 'bm_flood_sw_if_index': bm_flood_sw_if_index,
1731                                 'bd_id': bd_id,
1732                                 'rd_id': rd_id
1733                             }})
1734
1735     def gbp_bridge_domain_del(self, bd_id):
1736         """ GBP bridge-domain Del """
1737         return self.api(self.papi.gbp_bridge_domain_del,
1738                         {'bd_id': bd_id})
1739
1740     def gbp_route_domain_add(self, rd_id,
1741                              scope,
1742                              ip4_table_id,
1743                              ip6_table_id,
1744                              ip4_uu_sw_if_index,
1745                              ip6_uu_sw_if_index):
1746         """ GBP route-domain Add """
1747         return self.api(self.papi.gbp_route_domain_add,
1748                         {'rd':
1749                             {
1750                                 'scope': scope,
1751                                 'ip4_table_id': ip4_table_id,
1752                                 'ip6_table_id': ip6_table_id,
1753                                 'ip4_uu_sw_if_index': ip4_uu_sw_if_index,
1754                                 'ip6_uu_sw_if_index': ip6_uu_sw_if_index,
1755                                 'rd_id': rd_id
1756                             }})
1757
1758     def gbp_route_domain_del(self, rd_id):
1759         """ GBP route-domain Del """
1760         return self.api(self.papi.gbp_route_domain_del,
1761                         {'rd_id': rd_id})
1762
1763     def gbp_recirc_add_del(self, is_add, sw_if_index, sclass, is_ext):
1764         """ GBP recirc Add/Del """
1765         return self.api(self.papi.gbp_recirc_add_del,
1766                         {'is_add': is_add,
1767                          'recirc': {
1768                              'is_ext': is_ext,
1769                              'sw_if_index': sw_if_index,
1770                              'sclass': sclass}})
1771
1772     def gbp_recirc_dump(self):
1773         """ GBP recirc Dump """
1774         return self.api(self.papi.gbp_recirc_dump, {})
1775
1776     def gbp_ext_itf_add_del(self, is_add, sw_if_index, bd_id, rd_id, flags):
1777         """ GBP recirc Add/Del """
1778         return self.api(self.papi.gbp_ext_itf_add_del,
1779                         {'is_add': is_add,
1780                          'ext_itf': {
1781                              'sw_if_index': sw_if_index,
1782                              'bd_id': bd_id,
1783                              'rd_id': rd_id,
1784                              'flags': flags}})
1785
1786     def gbp_ext_itf_dump(self):
1787         """ GBP recirc Dump """
1788         return self.api(self.papi.gbp_ext_itf_dump, {})
1789
1790     def gbp_subnet_add_del(self, is_add, rd_id,
1791                            prefix, type,
1792                            sw_if_index=0xffffffff,
1793                            sclass=0xffff):
1794         """ GBP Subnet Add/Del """
1795         return self.api(self.papi.gbp_subnet_add_del,
1796                         {'is_add': is_add,
1797                          'subnet': {
1798                              'type': type,
1799                              'sw_if_index': sw_if_index,
1800                              'sclass': sclass,
1801                              'prefix': prefix,
1802                              'rd_id': rd_id}})
1803
1804     def gbp_subnet_dump(self):
1805         """ GBP Subnet Dump """
1806         return self.api(self.papi.gbp_subnet_dump, {})
1807
1808     def gbp_contract_dump(self):
1809         """ GBP contract Dump """
1810         return self.api(self.papi.gbp_contract_dump, {})
1811
1812     def gbp_vxlan_tunnel_add(self, vni, bd_rd_id, mode, src):
1813         """ GBP VXLAN tunnel add """
1814         return self.api(self.papi.gbp_vxlan_tunnel_add,
1815                         {
1816                             'tunnel': {
1817                                 'vni': vni,
1818                                 'mode': mode,
1819                                 'bd_rd_id': bd_rd_id,
1820                                 'src': src
1821                             }
1822                         })
1823
1824     def gbp_vxlan_tunnel_del(self, vni):
1825         """ GBP VXLAN tunnel del """
1826         return self.api(self.papi.gbp_vxlan_tunnel_del,
1827                         {
1828                             'vni': vni,
1829                         })
1830
1831     def gbp_vxlan_tunnel_dump(self):
1832         """ GBP VXLAN tunnel add/del """
1833         return self.api(self.papi.gbp_vxlan_tunnel_dump, {})
1834
1835     def igmp_enable_disable(self, sw_if_index, enable, host):
1836         """ Enable/disable IGMP on a given interface """
1837         return self.api(self.papi.igmp_enable_disable,
1838                         {'enable': enable,
1839                          'mode': host,
1840                          'sw_if_index': sw_if_index})
1841
1842     def igmp_proxy_device_add_del(self, vrf_id, sw_if_index, add):
1843         """ Add/del IGMP proxy device """
1844         return self.api(self.papi.igmp_proxy_device_add_del,
1845                         {'vrf_id': vrf_id, 'sw_if_index': sw_if_index,
1846                          'add': add})
1847
1848     def igmp_proxy_device_add_del_interface(self, vrf_id, sw_if_index, add):
1849         """ Add/del interface to/from IGMP proxy device """
1850         return self.api(self.papi.igmp_proxy_device_add_del_interface,
1851                         {'vrf_id': vrf_id, 'sw_if_index': sw_if_index,
1852                          'add': add})
1853
1854     def igmp_listen(self, filter, sw_if_index, saddrs, gaddr):
1855         """ Listen for new (S,G) on specified interface
1856
1857         :param enable: add/del
1858         :param sw_if_index: interface sw index
1859         :param saddr: source ip4 addr
1860         :param gaddr: group ip4 addr
1861         """
1862         return self.api(self.papi.igmp_listen,
1863                         {
1864                             'group':
1865                                 {
1866                                     'filter': filter,
1867                                     'sw_if_index': sw_if_index,
1868                                     'n_srcs': len(saddrs),
1869                                     'saddrs': saddrs,
1870                                     'gaddr': gaddr
1871                                 }
1872                         })
1873
1874     def igmp_clear_interface(self, sw_if_index):
1875         """ Remove all (S,G)s from specified interface
1876             doesn't send IGMP report!
1877         """
1878         return self.api(
1879             self.papi.igmp_clear_interface, {
1880                 'sw_if_index': sw_if_index})
1881
1882     def want_igmp_events(self, enable=1):
1883         return self.api(self.papi.want_igmp_events, {'enable': enable,
1884                                                      'pid': os.getpid()})
1885
1886     def bond_create(
1887             self,
1888             mode,
1889             lb,
1890             numa_only,
1891             use_custom_mac,
1892             mac_address='',
1893             interface_id=0xFFFFFFFF):
1894         """
1895         :param mode: mode
1896         :param lb: load balance
1897         :param numa_only: tx on local numa node for lacp mode
1898         :param use_custom_mac: use custom mac
1899         :param mac_address: mac address
1900         :param interface_id: custom interface ID
1901         """
1902         return self.api(
1903             self.papi.bond_create,
1904             {'mode': mode,
1905              'lb': lb,
1906              'numa_only': numa_only,
1907              'use_custom_mac': use_custom_mac,
1908              'mac_address': mac_address,
1909              'id': interface_id
1910              })
1911
1912     def pipe_delete(self, parent_sw_if_index):
1913         return self.api(self.papi.pipe_delete,
1914                         {'parent_sw_if_index': parent_sw_if_index})
1915
1916     def svs_table_add_del(self, af, table_id, is_add=1):
1917         return self.api(self.papi.svs_table_add_del,
1918                         {
1919                             'table_id': table_id,
1920                             'is_add': is_add,
1921                             'af': af,
1922                         })
1923
1924     def svs_route_add_del(self, table_id, prefix, src_table_id, is_add=1):
1925         return self.api(self.papi.svs_route_add_del,
1926                         {
1927                             'table_id': table_id,
1928                             'source_table_id': src_table_id,
1929                             'prefix': prefix,
1930                             'is_add': is_add,
1931                         })
1932
1933     def svs_enable_disable(self, af, table_id, sw_if_index, is_enable=1):
1934         return self.api(self.papi.svs_enable_disable,
1935                         {
1936                             'af': af,
1937                             'table_id': table_id,
1938                             'sw_if_index': sw_if_index,
1939                             'is_enable': is_enable,
1940                         })
1941
1942     def feature_gso_enable_disable(self, sw_if_index, enable_disable=1):
1943         return self.api(self.papi.feature_gso_enable_disable,
1944                         {
1945                             'sw_if_index': sw_if_index,
1946                             'enable_disable': enable_disable,
1947                         })