gre: Tunnel encap/decap flags
[vpp.git] / test / vpp_papi_provider.py
index 95c22dd..789e3c0 100644 (file)
@@ -9,45 +9,12 @@ import os
 import time
 from collections import deque
 
-import deprecation
 from six import moves, iteritems
-from vpp_papi import VPP, mac_pton
-
+from vpp_papi import VPPApiClient, mac_pton
 from hook import Hook
-from vpp_l2 import L2_PORT_TYPE
 from vpp_ip_route import MPLS_IETF_MAX_LABEL, MPLS_LABEL_INVALID
 
 
-class L2_VTR_OP:
-    L2_DISABLED = 0
-    L2_PUSH_1 = 1
-    L2_PUSH_2 = 2
-    L2_POP_1 = 3
-    L2_POP_2 = 4
-    L2_TRANSLATE_1_1 = 5
-    L2_TRANSLATE_1_2 = 6
-    L2_TRANSLATE_2_1 = 7
-    L2_TRANSLATE_2_2 = 8
-
-
-class QOS_SOURCE:
-    EXT = 0
-    VLAN = 1
-    MPLS = 2
-    IP = 3
-
-
-class SYSLOG_SEVERITY:
-    EMERG = 0
-    ALERT = 1
-    CRIT = 2
-    ERR = 3
-    WARN = 4
-    NOTICE = 5
-    INFO = 6
-    DBG = 7
-
-
 #
 # Dictionary keyed on message name to override default values for
 # named parameters
@@ -60,32 +27,24 @@ defaultmapping = {
     'acl_interface_list_dump': {'sw_if_index': 4294967295, },
     'app_namespace_add_del': {'sw_if_index': 4294967295, },
     'bd_ip_mac_add_del': {'is_add': 1, },
+    'bfd_udp_add': {'is_authenticated': False, 'bfd_key_id': None,
+                    'conf_key_id': None},
+    'bfd_udp_auth_activate': {'bfd_key_id': None, 'conf_key_id': None,
+                              'is_delayed': False},
     'bier_disp_entry_add_del': {'next_hop_rpf_id': -1, 'next_hop_is_ip4': 1,
                                 'is_add': 1, },
     'bier_disp_table_add_del': {'is_add': 1, },
     'bier_imp_add': {'is_add': 1, },
     'bier_route_add_del': {'is_add': 1, },
     'bier_table_add_del': {'is_add': 1, },
+    'bond_create': {'mac_address': '', 'id': 0xFFFFFFFF},
     'bridge_domain_add_del': {'flood': 1, 'uu_flood': 1, 'forward': 1,
                               'learn': 1, 'is_add': 1, },
-    'classify_add_del_table': {'match_n_vectors': 1, 'table_index': 4294967295,
-                               'nbuckets': 2, 'memory_size': 2097152,
-                               'next_table_index': 4294967295,
-                               'miss_next_index': 4294967295, },
-    'dhcp6_client_enable_disable': {'enable': 1, },
-    'dhcp6_clients_enable_disable': {'enable': 1, },
-    'dhcp6_pd_client_enable_disable': {'enable': 1, },
-    'dhcp6_send_client_message': {'server_index': 4294967295, 'mrc': 1, },
-    'dhcp_client_config': {'is_add': 1, 'set_broadcast_flag': 1, },
-    'dhcp_proxy_config': {'is_add': 1, },
-    'dhcp_proxy_set_vss': {'vss_type': 255, 'is_add': 1, },
-    'dslite_add_del_pool_addr_range': {'is_add': 1, },
+    'bvi_create': {'user_instance': 4294967295, },
+    'bvi_delete': {},
     'gbp_subnet_add_del': {'sw_if_index': 4294967295, 'epg_id': 65535, },
     'geneve_add_del_tunnel': {'mcast_sw_if_index': 4294967295, 'is_add': 1,
                               'decap_next_index': 4294967295, },
-    'gre_add_del_tunnel': {'instance': 4294967295, 'is_add': 1, },
-    'gtpu_add_del_tunnel': {'is_add': 1, 'mcast_sw_if_index': 4294967295,
-                            'decap_next_index': 4294967295, },
     'input_acl_set_interface': {'ip4_table_index': 4294967295,
                                 'ip6_table_index': 4294967295,
                                 'l2_table_index': 4294967295, },
@@ -93,15 +52,13 @@ defaultmapping = {
     'ip6nd_send_router_solicitation': {'irt': 1, 'mrt': 120, },
     'ip_add_del_route': {'next_hop_sw_if_index': 4294967295,
                          'next_hop_weight': 1, 'next_hop_via_label': 1048576,
-                         'next_hop_id': 4294967295,
                          'classify_table_index': 4294967295, 'is_add': 1, },
     'ip_mroute_add_del': {'is_add': 1, },
     'ip_neighbor_add_del': {'is_add': 1, },
     'ip_punt_police': {'is_add': 1, },
     'ip_punt_redirect': {'is_add': 1, },
-    'ip_table_add_del': {'is_add': 1, },
+    'ip_route_add_del': {'is_add': 1, },
     'ip_unnumbered_dump': {'sw_if_index': 4294967295, },
-    'ipip_add_tunnel': {'is_ipv6': 1, 'instance': 4294967295, },
     'ipsec_interface_add_del_spd': {'is_add': 1, },
     'ipsec_sad_entry_add_del': {'is_add': 1, },
     'ipsec_spd_add_del': {'is_add': 1, },
@@ -113,6 +70,8 @@ defaultmapping = {
     'ipsec_tunnel_if_add_del': {'is_add': 1, 'anti_replay': 1, },
     'l2_emulation': {'enable': 1, },
     'l2fib_add_del': {'is_add': 1, },
+    'lb_conf': {'sticky_buckets_per_core': 4294967295,
+                'flow_timeout': 4294967295},
     'lisp_add_del_adjacency': {'is_add': 1, },
     'lisp_add_del_local_eid': {'is_add': 1, },
     'lisp_add_del_locator': {'priority': 1, 'weight': 1, 'is_add': 1, },
@@ -133,36 +92,6 @@ defaultmapping = {
                             'next_hop_via_label': 1048576,
                             'is_add': 1, },
     'mpls_tunnel_dump': {'sw_if_index': 4294967295, },
-    'nat44_add_del_address_range': {'is_add': 1, 'vrf_id': 4294967295, },
-    'nat44_add_del_identity_mapping': {'ip': b'0', 'sw_if_index': 4294967295,
-                                       'addr_only': 1, 'is_add': 1, },
-    'nat44_add_del_interface_addr': {'is_add': 1, },
-    'nat44_add_del_lb_static_mapping': {'is_add': 1, },
-    'nat44_add_del_static_mapping': {'external_sw_if_index': 4294967295,
-                                     'addr_only': 1, 'is_add': 1, },
-    'nat44_del_session': {'is_in': 1, },
-    'nat44_interface_add_del_feature': {'is_inside': 1, 'is_add': 1, },
-    'nat44_interface_add_del_output_feature': {'is_inside': 1, 'is_add': 1, },
-    'nat44_lb_static_mapping_add_del_local': {'is_add': 1, },
-    'nat64_add_del_interface': {'is_inside': 1, 'is_add': 1, },
-    'nat64_add_del_interface_addr': {'is_add': 1, },
-    'nat64_add_del_pool_addr_range': {'vrf_id': 4294967295, 'is_add': 1, },
-    'nat64_add_del_prefix': {'is_add': 1, },
-    'nat64_add_del_static_bib': {'is_add': 1, },
-    'nat64_bib_dump': {'protocol': 255, },
-    'nat64_st_dump': {'protocol': 255, },
-    'nat66_add_del_interface': {'is_inside': 1, 'is_add': 1, },
-    'nat66_add_del_static_mapping': {'is_add': 1, },
-    'nat_det_add_del_map': {'is_add': 1, },
-    'nat_ha_resync': {'want_resync_event': 1, },
-    'nat_ha_set_failover': {'refresh': 10, },
-    'nat_ha_set_listener': {'path_mtu': 512, },
-    'nat_ipfix_enable_disable': {'domain_id': 1, 'src_port': 4739,
-                                 'enable': 1, },
-    'nat_set_mss_clamping': {'mss_value': 1500, },
-    'nat_set_reass': {'timeout': 2, 'max_reass': 1024, 'max_frag': 5, },
-    'nat_set_timeouts': {'udp': 300, 'tcp_established': 7440,
-                         'tcp_transitory': 240, 'icmp': 60, },
     'output_acl_set_interface': {'ip4_table_index': 4294967295,
                                  'ip6_table_index': 4294967295,
                                  'l2_table_index': 4294967295, },
@@ -170,10 +99,6 @@ defaultmapping = {
     'policer_add_del': {'is_add': 1, 'conform_action_type': 1, },
     'proxy_arp_add_del': {'is_add': 1, },
     'proxy_arp_intfc_enable_disable': {'is_enable': 1, },
-    'punt_socket_register': {'protocol': 17, 'header_version': 1,
-                             'is_ip4': 1, },
-    'punt_socket_deregister': {'protocol': 17, 'is_ip4': 1, },
-    'punt_socket_dump': {'is_ip6': 1, },
     'set_ip_flow_hash': {'src': 1, 'dst': 1, 'sport': 1, 'dport': 1,
                          'proto': 1, },
     'set_ipfix_exporter': {'collector_port': 4739, },
@@ -183,6 +108,7 @@ defaultmapping = {
     'svs_route_add_del': {'is_add': 1, },
     'svs_table_add_del': {'is_add': 1, },
     'sw_interface_add_del_address': {'is_add': 1, },
+    'sw_interface_dump': {'sw_if_index': 4294967295, },
     'sw_interface_ip6nd_ra_prefix': {'val_lifetime': 4294967295,
                                      'pref_lifetime': 4294967295, },
     'sw_interface_set_ip_directed_broadcast': {'enable': 1, },
@@ -194,23 +120,24 @@ defaultmapping = {
     'vxlan_add_del_tunnel': {'mcast_sw_if_index': 4294967295, 'is_add': 1,
                              'decap_next_index': 4294967295,
                              'instance': 4294967295, },
-    'vxlan_gbp_tunnel_add_del': {'mcast_sw_if_index': 4294967295, 'is_add': 1,
-                                 'instance': 4294967295, },
     'vxlan_gbp_tunnel_dump': {'sw_if_index': 4294967295, },
     'vxlan_gpe_add_del_tunnel': {'mcast_sw_if_index': 4294967295, 'is_add': 1,
                                  'protocol': 3, },
     'want_bfd_events': {'enable_disable': 1, },
-    'want_dhcp6_pd_reply_events': {'enable_disable': 1, },
-    'want_dhcp6_reply_events': {'enable_disable': 1, },
     'want_igmp_events': {'enable': 1, },
     'want_interface_events': {'enable_disable': 1, },
-    'want_ip4_arp_events': {'enable_disable': 1, 'ip': '0.0.0.0', },
-    'want_ip6_nd_events': {'enable_disable': 1, 'ip': '::', },
-    'want_ip6_ra_events': {'enable_disable': 1, },
     'want_l2_macs_events': {'enable_disable': 1, },
 }
 
 
+class CliFailedCommandError(Exception):
+    """ cli command failed."""
+
+
+class CliSyntaxError(Exception):
+    """ cli command had a syntax error."""
+
+
 class UnexpectedApiReturnValueError(Exception):
     """ exception raised when the API return value is unexpected """
     pass
@@ -232,14 +159,21 @@ class VppPapiProvider(object):
         self._expect_api_retval = self._zero
         self._expect_stack = []
 
-        install_dir = os.getenv('VPP_INSTALL_PATH')
+        # install_dir is a class attribute. We need to set it before
+        # calling the constructor.
+        VPPApiClient.apidir = os.getenv('VPP_INSTALL_PATH')
 
-        # Vapi requires 'VPP_API_DIR', not set when run from Makefile.
-        if 'VPP_API_DIR' not in os.environ:
-            os.environ['VPP_API_DIR'] = os.getenv('VPP_INSTALL_PATH')
-
-        self.vpp = VPP(logger=test_class.logger,
-                       read_timeout=read_timeout)
+        use_socket = False
+        try:
+            if os.environ['SOCKET'] == '1':
+                use_socket = True
+        except KeyError:
+            pass
+
+        self.vpp = VPPApiClient(logger=test_class.logger,
+                                read_timeout=read_timeout,
+                                use_socket=use_socket,
+                                server_address=test_class.api_sock)
         self._events = deque()
 
     def __enter__(self):
@@ -323,7 +257,7 @@ class VppPapiProvider(object):
             for i, o in enumerate(fields[3:]):
                 try:
                     d[o] = a[i]
-                except:
+                except BaseException:
                     break
 
             # Default override
@@ -379,7 +313,7 @@ class VppPapiProvider(object):
             if hasattr(reply, 'retval') and reply.retval != expected_retval:
                 msg = "API call failed, expected %d return value instead " \
                       "of %d in %s" % (expected_retval, reply.retval,
-                                       moves.reprlib.repr(reply))
+                                       repr(reply))
                 self.test_class.logger.info(msg)
                 raise UnexpectedApiReturnValueError(msg)
         else:
@@ -389,20 +323,32 @@ class VppPapiProvider(object):
         self.hook.after_api(api_fn.__name__, api_args)
         return reply
 
-    @deprecation.deprecated(
-        deprecated_in="19.04", removed_in="19.07",
-        details="Use the Corresponding API function instead.")
-    def cli(self, cli):
+    def cli_return_response(self, cli):
         """ Execute a CLI, calling the before/after hooks appropriately.
+        Return the reply without examining it
 
         :param cli: CLI to execute
-        :returns: CLI output
+        :returns: response object
 
         """
         self.hook.before_cli(cli)
         cli += '\n'
         r = self.papi.cli_inband(cmd=cli)
         self.hook.after_cli(cli)
+        return r
+
+    def cli(self, cli):
+        """ Execute a CLI, calling the before/after hooks appropriately.
+
+        :param cli: CLI to execute
+        :returns: CLI output
+
+        """
+        r = self.cli_return_response(cli)
+        if r.retval == -156:
+            raise CliSyntaxError(r.reply)
+        if r.retval != 0:
+            raise CliFailedCommandError(r.reply)
         if hasattr(r, 'reply'):
             return r.reply
 
@@ -412,24 +358,7 @@ class VppPapiProvider(object):
         :param cli: CLI to execute
         :returns: CLI output
         """
-        return cli + "\n" + str(self.cli(cli))
-
-    def want_ip4_arp_events(self, enable_disable=1, ip="0.0.0.0"):
-        return self.api(self.papi.want_ip4_arp_events,
-                        {'enable_disable': enable_disable,
-                         'ip': ip,
-                         'pid': os.getpid(), })
-
-    def want_ip6_nd_events(self, enable_disable=1, ip="::"):
-        return self.api(self.papi.want_ip6_nd_events,
-                        {'enable_disable': enable_disable,
-                         'ip': ip,
-                         'pid': os.getpid(), })
-
-    def want_ip6_ra_events(self, enable_disable=1):
-        return self.api(self.papi.want_ip6_ra_events,
-                        {'enable_disable': enable_disable,
-                         'pid': os.getpid(), })
+        return cli + "\n" + self.cli(cli)
 
     def ip6nd_send_router_solicitation(self, sw_if_index, irt=1, mrt=120,
                                        mrc=0, mrd=0):
@@ -454,57 +383,6 @@ class VppPapiProvider(object):
                          'learn_limit': learn_limit,
                          'pid': os.getpid(), })
 
-    def want_dhcp6_reply_events(self, enable_disable=1):
-        return self.api(self.papi.want_dhcp6_reply_events,
-                        {'enable_disable': enable_disable,
-                         'pid': os.getpid()})
-
-    def want_dhcp6_pd_reply_events(self, enable_disable=1):
-        return self.api(self.papi.want_dhcp6_pd_reply_events,
-                        {'enable_disable': enable_disable,
-                         'pid': os.getpid()})
-
-    def dhcp6_pd_send_client_message(self, msg_type, sw_if_index, T1, T2,
-                                     prefixes, server_index=0xFFFFFFFF,
-                                     irt=0, mrt=0, mrc=1, mrd=0, stop=0,
-                                     ):
-        return self.api(self.papi.dhcp6_pd_send_client_message,
-                        {'sw_if_index': sw_if_index,
-                         'server_index': server_index,
-                         'irt': irt,
-                         'mrt': mrt,
-                         'mrc': mrc,
-                         'mrd': mrd,
-                         'stop': stop,
-                         'msg_type': msg_type,
-                         'T1': T1,
-                         'T2': T2,
-                         'n_prefixes': len(prefixes),
-                         'prefixes': prefixes})
-
-    def dhcp6_client_enable_disable(self, sw_if_index, prefix_group='',
-                                    enable=1):
-        return self.api(self.papi.dhcp6_client_enable_disable,
-                        {'sw_if_index': sw_if_index,
-                         'enable': enable})
-
-    def dhcp6_pd_client_enable_disable(self, sw_if_index, prefix_group='',
-                                       enable=1):
-        return self.api(self.papi.dhcp6_pd_client_enable_disable,
-                        {'sw_if_index': sw_if_index,
-                         'prefix_group': prefix_group,
-                         'enable': enable})
-
-    def ip6_add_del_address_using_prefix(self, sw_if_index, address,
-                                         prefix_length, prefix_group,
-                                         is_add=1):
-        return self.api(self.papi.ip6_add_del_address_using_prefix,
-                        {'sw_if_index': sw_if_index,
-                         'prefix_group': prefix_group,
-                         'address': address,
-                         'prefix_length': prefix_length,
-                         'is_add': is_add})
-
     def sw_interface_set_mac_address(self, sw_if_index, mac):
         return self.api(self.papi.sw_interface_set_mac_address,
                         {'sw_if_index': sw_if_index,
@@ -554,6 +432,13 @@ class VppPapiProvider(object):
         return self.api(self.papi.create_loopback,
                         {'mac_address': mac})
 
+    def ip_route_dump(self, table_id, is_ip6=False):
+        return self.api(self.papi.ip_route_dump,
+                        {'table': {
+                            'table_id': table_id,
+                            'is_ip6': is_ip6
+                        }})
+
     def ip_neighbor_add_del(self,
                             sw_if_index,
                             mac_address,
@@ -615,43 +500,10 @@ class VppPapiProvider(object):
         return self.api(
             self.papi.proxy_arp_intfc_enable_disable,
             {'sw_if_index': sw_if_index,
-             'enable_disable': is_enable
+             'enable': is_enable
              }
         )
 
-    def gre_add_del_tunnel(self,
-                           src_address,
-                           dst_address,
-                           outer_fib_id=0,
-                           tunnel_type=0,
-                           instance=0xFFFFFFFF,
-                           session_id=0,
-                           is_add=1,
-                           is_ip6=0):
-        """ Add a GRE tunnel
-
-        :param src_address:
-        :param dst_address:
-        :param outer_fib_id:  (Default value = 0)
-        :param tunnel_type:  (Default value = 0)
-        :param instance:  (Default value = 0xFFFFFFFF)
-        :param session_id: (Defalt value = 0)
-        :param is_add:  (Default value = 1)
-        :param is_ipv6:  (Default value = 0)
-        """
-
-        return self.api(
-            self.papi.gre_add_del_tunnel,
-            {'is_add': is_add,
-             'is_ipv6': is_ip6,
-             'tunnel_type': tunnel_type,
-             'instance': instance,
-             'src_address': src_address,
-             'dst_address': dst_address,
-             'outer_fib_id': outer_fib_id,
-             'session_id': session_id}
-        )
-
     def udp_encap_add(self,
                       src_ip,
                       dst_ip,
@@ -678,6 +530,26 @@ class VppPapiProvider(object):
                 }
             })
 
+    def udp_encap_del(self, id):
+        return self.api(self.papi.udp_encap_del, {'id': id})
+
+    def udp_encap_dump(self):
+        return self.api(self.papi.udp_encap_dump, {})
+
+    def want_udp_encap_stats(self, enable=1):
+        return self.api(self.papi.want_udp_encap_stats,
+                        {'enable': enable,
+                         'pid': os.getpid()})
+
+    def mpls_route_dump(self, table_id):
+        return self.api(self.papi.mpls_route_dump,
+                        {'table': {
+                            'mt_table_id': table_id
+                        }})
+
+    def mpls_table_dump(self):
+        return self.api(self.papi.mpls_table_dump, {})
+
     def mpls_table_add_del(
             self,
             table_id,
@@ -691,17 +563,43 @@ class VppPapiProvider(object):
 
         return self.api(
             self.papi.mpls_table_add_del,
-            {'mt_table_id': table_id,
+            {'mt_table':
+             {
+                 'mt_table_id': table_id,
+             },
              'mt_is_add': is_add})
 
+    def mpls_route_add_del(self,
+                           table_id,
+                           label,
+                           eos,
+                           eos_proto,
+                           is_multicast,
+                           paths,
+                           is_add,
+                           is_multipath):
+        """ MPLS Route add/del """
+        return self.api(
+            self.papi.mpls_route_add_del,
+            {'mr_route':
+             {
+                 'mr_table_id': table_id,
+                 'mr_label': label,
+                 'mr_eos': eos,
+                 'mr_eos_proto': eos_proto,
+                 'mr_is_multicast': is_multicast,
+                 'mr_n_paths': len(paths),
+                 'mr_paths': paths,
+             },
+             'mr_is_add': is_add,
+             'mr_is_multipath': is_multipath})
+
     def mpls_ip_bind_unbind(
             self,
             label,
-            dst_address,
-            dst_address_length,
+            prefix,
             table_id=0,
             ip_table_id=0,
-            is_ip4=1,
             is_bind=1):
         """
         """
@@ -711,774 +609,28 @@ class VppPapiProvider(object):
              'mb_label': label,
              'mb_ip_table_id': ip_table_id,
              'mb_is_bind': is_bind,
-             'mb_is_ip4': is_ip4,
-             'mb_address_length': dst_address_length,
-             'mb_address': dst_address})
+             'mb_prefix': prefix})
 
     def mpls_tunnel_add_del(
             self,
             tun_sw_if_index,
-            next_hop_proto_is_ip4,
-            next_hop_address,
-            next_hop_sw_if_index=0xFFFFFFFF,
-            next_hop_table_id=0,
-            next_hop_weight=1,
-            next_hop_n_out_labels=0,
-            next_hop_out_label_stack=[],
-            next_hop_via_label=MPLS_LABEL_INVALID,
+            paths,
             is_add=1,
             l2_only=0,
             is_multicast=0):
         """
-
-        :param dst_address_length:
-        :param next_hop_sw_if_index:  (Default value = 0xFFFFFFFF)
-        :param dst_address:
-        :param next_hop_address:
-        :param next_hop_sw_if_index:  (Default value = 0xFFFFFFFF)
-        :param vrf_id:  (Default value = 0)
-        :param lookup_in_vrf:  (Default value = 0)
-        :param classify_table_index:  (Default value = 0xFFFFFFFF)
-        :param is_add:  (Default value = 1)
-        :param is_drop:  (Default value = 0)
-        :param is_ipv6:  (Default value = 0)
-        :param is_local:  (Default value = 0)
-        :param is_classify:  (Default value = 0)
-        :param is_multipath:  (Default value = 0)
-        :param is_resolve_host:  (Default value = 0)
-        :param is_resolve_attached:  (Default value = 0)
-        :param next_hop_weight:  (Default value = 1)
-        :param is_multicast:  (Default value = 0)
-
         """
         return self.api(
             self.papi.mpls_tunnel_add_del,
-            {'mt_sw_if_index': tun_sw_if_index,
-             'mt_is_add': is_add,
-             'mt_l2_only': l2_only,
-             'mt_is_multicast': is_multicast,
-             'mt_next_hop_proto_is_ip4': next_hop_proto_is_ip4,
-             'mt_next_hop_weight': next_hop_weight,
-             'mt_next_hop': next_hop_address,
-             'mt_next_hop_n_out_labels': next_hop_n_out_labels,
-             'mt_next_hop_sw_if_index': next_hop_sw_if_index,
-             'mt_next_hop_table_id': next_hop_table_id,
-             'mt_next_hop_via_label': next_hop_via_label,
-             'mt_next_hop_out_label_stack': next_hop_out_label_stack})
-
-    def nat44_interface_add_del_feature(
-            self,
-            sw_if_index,
-            is_inside=1,
-            is_add=1):
-        """Enable/disable NAT44 feature on the interface
-
-        :param sw_if_index: Software index of the interface
-        :param is_inside: 1 if inside, 0 if outside (Default value = 1)
-        :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(
-            self.papi.nat44_interface_add_del_feature,
-            {'is_add': is_add,
-             'is_inside': is_inside,
-             'sw_if_index': sw_if_index})
-
-    def nat44_interface_add_del_output_feature(
-            self,
-            sw_if_index,
-            is_inside=1,
-            is_add=1):
-        """Enable/disable NAT44 output feature on the interface
-
-        :param sw_if_index: Software index of the interface
-        :param is_inside: 1 if inside, 0 if outside (Default value = 1)
-        :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(
-            self.papi.nat44_interface_add_del_output_feature,
-            {'is_add': is_add,
-             'is_inside': is_inside,
-             'sw_if_index': sw_if_index})
-
-    def nat44_add_del_static_mapping(
-            self,
-            local_ip,
-            external_ip=0,
-            external_sw_if_index=0xFFFFFFFF,
-            local_port=0,
-            external_port=0,
-            addr_only=1,
-            vrf_id=0,
-            protocol=0,
-            twice_nat=0,
-            self_twice_nat=0,
-            out2in_only=0,
-            tag="",
-            is_add=1):
-        """Add/delete NAT44 static mapping
-
-        :param local_ip: Local IP address
-        :param external_ip: External IP address
-        :param external_sw_if_index: External interface instead of IP address
-        :param local_port: Local port number (Default value = 0)
-        :param external_port: External port number (Default value = 0)
-        :param addr_only: 1 if address only mapping, 0 if address and port
-        :param vrf_id: VRF ID
-        :param protocol: IP protocol (Default value = 0)
-        :param twice_nat: 1 if translate external host address and port
-        :param self_twice_nat: 1 if translate external host address and port
-                               whenever external host address equals
-                               local address of internal host
-        :param out2in_only: if 1 rule is matching only out2in direction
-        :param tag: Opaque string tag
-        :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(
-            self.papi.nat44_add_del_static_mapping,
-            {'is_add': is_add,
-             'addr_only': addr_only,
-             'local_ip_address': local_ip,
-             'external_ip_address': external_ip,
-             'local_port': local_port,
-             'external_port': external_port,
-             'external_sw_if_index': external_sw_if_index,
-             'vrf_id': vrf_id,
-             'protocol': protocol,
-             'twice_nat': twice_nat,
-             'self_twice_nat': self_twice_nat,
-             'out2in_only': out2in_only,
-             'tag': tag})
-
-    def nat44_add_del_identity_mapping(
-            self,
-            ip=b'0',
-            sw_if_index=0xFFFFFFFF,
-            port=0,
-            addr_only=1,
-            vrf_id=0,
-            protocol=0,
-            tag='',
-            is_add=1):
-        """Add/delete NAT44 identity mapping
-
-        :param ip: IP address (Default value = 0)
-        :param sw_if_index: Interface instead of IP address
-        :param port: Port number (Default value = 0)
-        :param addr_only: 1 if address only mapping, 0 if address and port
-        :param vrf_id: VRF ID
-        :param protocol: IP protocol (Default value = 0)
-        :param tag: Opaque string tag
-        :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(
-            self.papi.nat44_add_del_identity_mapping,
-            {'is_add': is_add,
-             'addr_only': addr_only,
-             'ip_address': ip,
-             'port': port,
-             'sw_if_index': sw_if_index,
-             'vrf_id': vrf_id,
-             'tag': tag,
-             'protocol': protocol})
-
-    def nat44_add_del_address_range(
-            self,
-            first_ip_address,
-            last_ip_address,
-            is_add=1,
-            vrf_id=0xFFFFFFFF,
-            twice_nat=0):
-        """Add/del NAT44 address range
-
-        :param first_ip_address: First IP address
-        :param last_ip_address: Last IP address
-        :param vrf_id: VRF id for the address range
-        :param twice_nat: twice NAT address for extenal hosts
-        :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(
-            self.papi.nat44_add_del_address_range,
-            {'first_ip_address': first_ip_address,
-             'last_ip_address': last_ip_address,
-             'vrf_id': vrf_id,
-             'twice_nat': twice_nat,
-             'is_add': is_add})
-
-    def nat44_add_del_interface_addr(
-            self,
-            sw_if_index,
-            twice_nat=0,
-            is_add=1):
-        """Add/del NAT44 address from interface
-
-        :param sw_if_index: Software index of the interface
-        :param twice_nat: twice NAT address for extenal hosts
-        :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(
-            self.papi.nat44_add_del_interface_addr,
-            {'is_add': is_add,
-             'sw_if_index': sw_if_index,
-             'twice_nat': twice_nat})
-
-    def nat44_add_del_lb_static_mapping(
-            self,
-            external_addr,
-            external_port,
-            protocol,
-            twice_nat=0,
-            self_twice_nat=0,
-            out2in_only=0,
-            tag='',
-            affinity=0,
-            local_num=0,
-            locals=[],
-            is_add=1):
-        """Add/delete NAT44 load balancing static mapping
-
-        :param twice_nat: 1 if translate external host address and port
-        :param tag: Opaque string tag
-        :param affinity: if 0 disabled, otherwise client IP affinity timeout
-        :param is_add - 1 if add, 0 if delete
-        """
-        return self.api(
-            self.papi.nat44_add_del_lb_static_mapping,
-            {'is_add': is_add,
-             'external_addr': external_addr,
-             'external_port': external_port,
-             'protocol': protocol,
-             'twice_nat': twice_nat,
-             'self_twice_nat': self_twice_nat,
-             'out2in_only': out2in_only,
-             'tag': tag,
-             'affinity': affinity,
-             'local_num': local_num,
-             'locals': locals})
-
-    def nat44_lb_static_mapping_add_del_local(
-            self,
-            external_addr,
-            external_port,
-            local_addr,
-            local_port,
-            protocol,
-            probability,
-            vrf_id=0,
-            is_add=1):
-        """Add/delete NAT44 load-balancing static mapping rule backend
-
-        :param external_addr: external IPv4 address of the servic
-        :param external_port: external L4 port number of the service
-        :param local_addr: IPv4 address of the internal node
-        :param local_port: L4 port number of the internal node
-        :param protocol: IP protocol number
-        :param probability: probability of the internal node
-        :param vrf_id: VRF id of the internal node
-        :param is_add: 1 if add, 0 if delete
-        """
-        return self.api(
-            self.papi.nat44_lb_static_mapping_add_del_local,
-            {'is_add': is_add,
-             'external_addr': external_addr,
-             'external_port': external_port,
-             'local': {
-                 'addr': local_addr,
-                 'port': local_port,
-                 'probability': probability,
-                 'vrf_id': vrf_id},
-             'protocol': protocol})
-
-    def nat44_del_session(
-            self,
-            addr,
-            port,
-            protocol,
-            vrf_id=0,
-            is_in=1,
-            ext_host_address=None,
-            ext_host_port=0):
-        """Delete NAT44 session
-
-        :param addr: IPv4 address
-        :param por: port number
-        :param protocol: IP protocol number
-        :param vrf_id: VRF ID
-        :param is_in: 1 if inside network addres and port pari, 0 if outside
-        :param ext_host_address: external host IPv4 address
-        :param ext_host_port: external host port
-        """
-        if ext_host_address is None:
-            return self.api(
-                self.papi.nat44_del_session,
-                {'address': addr,
-                 'port': port,
-                 'protocol': protocol,
-                 'vrf_id': vrf_id,
-                 'is_in': is_in})
-        else:
-            return self.api(
-                self.papi.nat44_del_session,
-                {'address': addr,
-                 'port': port,
-                 'protocol': protocol,
-                 'vrf_id': vrf_id,
-                 'is_in': is_in,
-                 'ext_host_valid': 1,
-                 'ext_host_address': ext_host_address,
-                 'ext_host_port': ext_host_port})
-
-    def nat44_forwarding_enable_disable(
-            self,
-            enable):
-        """Enable/disable forwarding for NAT44
-
-        :param enable: 1 for enable, 0 for disable
-        """
-        return self.api(
-            self.papi.nat44_forwarding_enable_disable,
-            {'enable': enable})
-
-    def nat_det_add_del_map(
-            self,
-            in_addr,
-            in_plen,
-            out_addr,
-            out_plen,
-            is_add=1):
-        """Add/delete deterministic NAT mapping
-
-        :param is_add - 1 if add, 0 if delete
-        :param in_addr - inside IP address
-        :param in_plen - inside IP address prefix length
-        :param out_addr - outside IP address
-        :param out_plen - outside IP address prefix length
-        """
-        return self.api(
-            self.papi.nat_det_add_del_map,
-            {'is_add': is_add,
-             'is_nat44': 1,
-             'in_addr': in_addr,
-             'in_plen': in_plen,
-             'out_addr': out_addr,
-             'out_plen': out_plen})
-
-    def nat_det_forward(
-            self,
-            in_addr):
-        """Get outside address and port range from inside address
-
-        :param in_addr - inside IP address
-        """
-        return self.api(
-            self.papi.nat_det_forward,
-            {'in_addr': in_addr,
-             'is_nat44': 1})
-
-    def nat_det_reverse(
-            self,
-            out_addr,
-            out_port):
-        """Get inside address from outside address and port
-
-        :param out_addr - outside IP address
-        :param out_port - outside port
-        """
-        return self.api(
-            self.papi.nat_det_reverse,
-            {'out_addr': out_addr,
-             'out_port': out_port})
-
-    def nat_det_map_dump(self):
-        """Dump deterministic NAT mappings
-
-        :return: Dictionary of deterministic NAT mappings
-        """
-        return self.api(self.papi.nat_det_map_dump, {})
-
-    def nat_set_mss_clamping(self, enable=0, mss_value=1500):
-        """Set TCP MSS rewriting configuration
-
-        :param enable: disable(0)/enable(1) MSS rewriting feature
-        :param mss_value: MSS value to be used for MSS rewriting
-        """
-        return self.api(
-            self.papi.nat_set_mss_clamping,
-            {'enable': enable, 'mss_value': mss_value})
-
-    def nat_det_close_session_in(
-            self,
-            in_addr,
-            in_port,
-            ext_addr,
-            ext_port):
-        """Close deterministic NAT session using inside address and port
-
-        :param in_addr - inside IP address
-        :param in_port - inside port
-        :param ext_addr - external host IP address
-        :param ext_port - external host port
-        """
-        return self.api(
-            self.papi.nat_det_close_session_in,
-            {'in_addr': in_addr,
-             'in_port': in_port,
-             'ext_addr': ext_addr,
-             'ext_port': ext_port,
-             'is_nat44': 1})
-
-    def nat_det_session_dump(
-            self,
-            user_addr):
-        """Dump deterministic NAT sessions belonging to a user
-
-        :param user_addr - inside IP address of the user
-        :return: Dictionary of deterministic NAT sessions
-        """
-        return self.api(
-            self.papi.nat_det_session_dump,
-            {'is_nat44': 1,
-             'user_addr': user_addr})
-
-    def nat64_add_del_interface(
-            self,
-            sw_if_index,
-            is_inside=1,
-            is_add=1):
-        """Enable/disable NAT64 feature on the interface
-           :param sw_if_index: Index of the interface
-           :param is_inside: 1 if inside, 0 if outside (Default value = 1)
-           :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(
-            self.papi.nat64_add_del_interface,
-            {'sw_if_index': sw_if_index,
-             'is_inside': is_inside,
-             'is_add': is_add})
-
-    def nat64_add_del_static_bib(
-            self,
-            in_ip,
-            out_ip,
-            in_port,
-            out_port,
-            protocol,
-            vrf_id=0,
-            is_add=1):
-        """Add/delete S-NAT static BIB entry
-
-        :param in_ip: Inside IPv6 address
-        :param out_ip: Outside IPv4 address
-        :param in_port: Inside port number
-        :param out_port: Outside port number
-        :param protocol: IP protocol
-        :param vrf_id: VRF ID (Default value = 0)
-        :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(
-            self.papi.nat64_add_del_static_bib,
-            {'i_addr': in_ip,
-             'o_addr': out_ip,
-             'i_port': in_port,
-             'o_port': out_port,
-             'vrf_id': vrf_id,
-             'proto': protocol,
-             'is_add': is_add})
-
-    def nat64_bib_dump(self, protocol=255):
-        """Dump NAT64 BIB
-
-        :param protocol: IP protocol (Default value = 255, all BIBs)
-        :returns: Dictionary of NAT64 BIB entries
-        """
-        return self.api(self.papi.nat64_bib_dump, {'proto': protocol})
-
-    def nat64_st_dump(self, protocol=255):
-        """Dump NAT64 session table
-
-        :param protocol: IP protocol (Default value = 255, all STs)
-        :returns: Dictionary of NAT64 sesstion table entries
-        """
-        return self.api(self.papi.nat64_st_dump, {'proto': protocol})
-
-    def nat64_add_del_prefix(self, prefix, plen, vrf_id=0, is_add=1):
-        """Add/del NAT64 prefix
-
-        :param prefix: NAT64 prefix
-        :param plen: NAT64 prefix length
-        :param vrf_id: VRF id of tenant (Default 0)
-        :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(
-            self.papi.nat64_add_del_prefix,
-            {'prefix': prefix,
-             'prefix_len': plen,
-             'vrf_id': vrf_id,
-             'is_add': is_add})
-
-    def nat64_add_del_interface_addr(
-            self,
-            sw_if_index,
-            is_add=1):
-        """Add/del NAT64 address from interface
-
-        :param sw_if_index: Software index of the interface
-        :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(self.papi.nat64_add_del_interface_addr,
-                        {'is_add': is_add, 'sw_if_index': sw_if_index})
-
-    def dslite_set_aftr_addr(self, ip6, ip4):
-        """Set DS-Lite AFTR addresses
-
-        :param ip4: IPv4 address
-        :param ip6: IPv6 address
-        """
-        return self.api(
-            self.papi.dslite_set_aftr_addr,
-            {'ip4_addr': ip4,
-             'ip6_addr': ip6})
-
-    def dslite_set_b4_addr(self, ip6, ip4):
-        """Set DS-Lite B4 IPv6 address
-
-        :param ip4: IPv4 address
-        :param ip6: IPv6 address
-        """
-        return self.api(
-            self.papi.dslite_set_b4_addr,
-            {'ip4_addr': ip4,
-             'ip6_addr': ip6})
-
-    def nat66_add_del_interface(
-            self,
-            sw_if_index,
-            is_inside=1,
-            is_add=1):
-        """Enable/disable NAT66 feature on the interface
-           :param sw_if_index: Index of the interface
-           :param is_inside: 1 if inside, 0 if outside (Default value = 1)
-           :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(
-            self.papi.nat66_add_del_interface,
-            {'sw_if_index': sw_if_index,
-             'is_inside': is_inside,
-             'is_add': is_add})
-
-    def nat66_add_del_static_mapping(
-            self,
-            in_ip,
-            out_ip,
-            vrf_id=0,
-            is_add=1):
-        """Add/delete NAT66 static mapping
-
-        :param in_ip: Inside IPv6 address
-        :param out_ip: Outside IPv6 address
-        :param vrf_id: VRF ID (Default value = 0)
-        :param is_add: 1 if add, 0 if delete (Default value = 1)
-        """
-        return self.api(
-            self.papi.nat66_add_del_static_mapping,
-            {'local_ip_address': in_ip,
-             'external_ip_address': out_ip,
-             'vrf_id': vrf_id,
-             'is_add': is_add})
-
-    def nat_ha_set_listener(self, addr, port, path_mtu=512):
-        """Set HA listener (local settings)
-
-        :param addr: local IP4 address
-        :param port: local UDP port number
-        :param path_mtu: path MTU (Default value = 512)
-        """
-        return self.api(self.papi.nat_ha_set_listener,
-                        {'ip_address': addr,
-                         'port': port,
-                         'path_mtu': path_mtu})
-
-    def nat_ha_get_listener(self):
-        """Get HA listener/local configuration"""
-        return self.api(self.papi.nat_ha_get_listener, {})
-
-    def nat_ha_set_failover(self, addr, port, refresh=10):
-        """Set HA failover (remote settings)
-
-        :param addr: failover IP4 address
-        :param port: failvoer UDP port number
-        :param refresh: number of seconds after which to send session refresh
-        """
-        return self.api(self.papi.nat_ha_set_failover,
-                        {'ip_address': addr,
-                         'port': port,
-                         'session_refresh_interval': refresh})
-
-    def nat_ha_resync(self, want_resync_event=1):
-        """Resync HA (resend existing sessions to new failover)
-        :param want_resync_event: if non-zero resync completed event sent
-        """
-        return self.api(self.papi.nat_ha_resync,
-                        {'want_resync_event': want_resync_event,
-                         'pid': os.getpid()})
-
-    def bfd_udp_add(self, sw_if_index, desired_min_tx, required_min_rx,
-                    detect_mult, local_addr, peer_addr, is_ipv6=0,
-                    bfd_key_id=None, conf_key_id=None):
-        if bfd_key_id is None:
-            return self.api(self.papi.bfd_udp_add,
-                            {
-                                'sw_if_index': sw_if_index,
-                                'desired_min_tx': desired_min_tx,
-                                'required_min_rx': required_min_rx,
-                                'local_addr': local_addr,
-                                'peer_addr': peer_addr,
-                                'is_ipv6': is_ipv6,
-                                'detect_mult': detect_mult,
-                            })
-        else:
-            return self.api(self.papi.bfd_udp_add,
-                            {
-                                'sw_if_index': sw_if_index,
-                                'desired_min_tx': desired_min_tx,
-                                'required_min_rx': required_min_rx,
-                                'local_addr': local_addr,
-                                'peer_addr': peer_addr,
-                                'is_ipv6': is_ipv6,
-                                'detect_mult': detect_mult,
-                                'is_authenticated': 1,
-                                'bfd_key_id': bfd_key_id,
-                                'conf_key_id': conf_key_id,
-                            })
-
-    def bfd_udp_mod(self, sw_if_index, desired_min_tx, required_min_rx,
-                    detect_mult, local_addr, peer_addr, is_ipv6=0):
-        return self.api(self.papi.bfd_udp_mod,
-                        {
-                            'sw_if_index': sw_if_index,
-                            'desired_min_tx': desired_min_tx,
-                            'required_min_rx': required_min_rx,
-                            'local_addr': local_addr,
-                            'peer_addr': peer_addr,
-                            'is_ipv6': is_ipv6,
-                            'detect_mult': detect_mult,
-                        })
-
-    def bfd_udp_auth_activate(self, sw_if_index, local_addr, peer_addr,
-                              is_ipv6=0, bfd_key_id=None, conf_key_id=None,
-                              is_delayed=False):
-        return self.api(self.papi.bfd_udp_auth_activate,
-                        {
-                            'sw_if_index': sw_if_index,
-                            'local_addr': local_addr,
-                            'peer_addr': peer_addr,
-                            'is_ipv6': is_ipv6,
-                            'is_delayed': 1 if is_delayed else 0,
-                            'bfd_key_id': bfd_key_id,
-                            'conf_key_id': conf_key_id,
-                        })
-
-    def bfd_udp_session_set_flags(self, admin_up_down, sw_if_index, local_addr,
-                                  peer_addr, is_ipv6=0):
-        return self.api(self.papi.bfd_udp_session_set_flags, {
-            'admin_up_down': admin_up_down,
-            'sw_if_index': sw_if_index,
-            'local_addr': local_addr,
-            'peer_addr': peer_addr,
-            'is_ipv6': is_ipv6,
-        })
-
-    def want_bfd_events(self, enable_disable=1):
-        return self.api(self.papi.want_bfd_events, {
-            'enable_disable': enable_disable,
-            'pid': os.getpid(),
-        })
-
-    def bfd_auth_set_key(self, conf_key_id, auth_type, key):
-        return self.api(self.papi.bfd_auth_set_key, {
-            'conf_key_id': conf_key_id,
-            'auth_type': auth_type,
-            'key': key,
-            'key_len': len(key),
-        })
-
-    def classify_add_del_table(
-            self,
-            is_add,
-            mask,
-            match_n_vectors=1,
-            table_index=0xFFFFFFFF,
-            nbuckets=2,
-            memory_size=2097152,
-            skip_n_vectors=0,
-            next_table_index=0xFFFFFFFF,
-            miss_next_index=0xFFFFFFFF,
-            current_data_flag=0,
-            current_data_offset=0):
-        """
-        :param is_add:
-        :param mask:
-        :param match_n_vectors: (Default value = 1)
-        :param table_index: (Default value = 0xFFFFFFFF)
-        :param nbuckets:  (Default value = 2)
-        :param memory_size:  (Default value = 2097152)
-        :param skip_n_vectors:  (Default value = 0)
-        :param next_table_index:  (Default value = 0xFFFFFFFF)
-        :param miss_next_index:  (Default value = 0xFFFFFFFF)
-        :param current_data_flag:  (Default value = 0)
-        :param current_data_offset:  (Default value = 0)
-        """
-
-        mask_len = ((len(mask) - 1) / 16 + 1) * 16
-        mask = mask + '\0' * (mask_len - len(mask))
-        return self.api(
-            self.papi.classify_add_del_table,
-            {'is_add': is_add,
-             'table_index': table_index,
-             'nbuckets': nbuckets,
-             'memory_size': memory_size,
-             'skip_n_vectors': skip_n_vectors,
-             'match_n_vectors': match_n_vectors,
-             'next_table_index': next_table_index,
-             'miss_next_index': miss_next_index,
-             'current_data_flag': current_data_flag,
-             'current_data_offset': current_data_offset,
-             'mask_len': mask_len,
-             'mask': mask})
-
-    def classify_add_del_session(
-            self,
-            is_add,
-            table_index,
-            match,
-            opaque_index=0xFFFFFFFF,
-            hit_next_index=0xFFFFFFFF,
-            advance=0,
-            action=0,
-            metadata=0):
-        """
-        :param is_add:
-        :param table_index:
-        :param match:
-        :param opaque_index:  (Default value = 0xFFFFFFFF)
-        :param hit_next_index:  (Default value = 0xFFFFFFFF)
-        :param advance:  (Default value = 0)
-        :param action:  (Default value = 0)
-        :param metadata:  (Default value = 0)
-        """
-
-        match_len = ((len(match) - 1) / 16 + 1) * 16
-        match = match + '\0' * (match_len - len(match))
-        return self.api(
-            self.papi.classify_add_del_session,
-            {'is_add': is_add,
-             'table_index': table_index,
-             'hit_next_index': hit_next_index,
-             'opaque_index': opaque_index,
-             'advance': advance,
-             'action': action,
-             'metadata': metadata,
-             'match_len': match_len,
-             'match': match})
+            {'mt_is_add': is_add,
+             'mt_tunnel':
+             {
+                 'mt_sw_if_index': tun_sw_if_index,
+                 'mt_l2_only': l2_only,
+                 'mt_is_multicast': is_multicast,
+                 'mt_n_paths': len(paths),
+                 'mt_paths': paths,
+             }})
 
     def input_acl_set_interface(
             self,
@@ -1547,98 +699,41 @@ class VppPapiProvider(object):
                 'udp_checksum': udp_checksum,
             })
 
-    def dhcp_proxy_config(self,
-                          dhcp_server,
-                          dhcp_src_address,
-                          rx_table_id=0,
-                          server_table_id=0,
-                          is_add=1,
-                          is_ipv6=0):
-        return self.api(
-            self.papi.dhcp_proxy_config,
-            {
-                'rx_vrf_id': rx_table_id,
-                'server_vrf_id': server_table_id,
-                'is_ipv6': is_ipv6,
-                'is_add': is_add,
-                'dhcp_server': dhcp_server,
-                'dhcp_src_address': dhcp_src_address,
-            })
-
-    def dhcp_proxy_set_vss(self,
-                           table_id,
-                           vss_type=255,
-                           vpn_ascii_id="",
-                           oui=0,
-                           vpn_index=0,
-                           is_add=1,
-                           is_ip6=0):
-        return self.api(
-            self.papi.dhcp_proxy_set_vss,
-            {
-                'tbl_id': table_id,
-                'vss_type': vss_type,
-                'vpn_ascii_id': vpn_ascii_id,
-                'oui': oui,
-                'vpn_index': vpn_index,
-                'is_add': is_add,
-                'is_ipv6': is_ip6,
-            })
-
-    def dhcp_client_config(self,
-                           sw_if_index,
-                           hostname,
-                           client_id='',
-                           is_add=1,
-                           set_broadcast_flag=1,
-                           want_dhcp_events=0):
-        return self.api(
-            self.papi.dhcp_client_config,
-            {
-                'is_add': is_add,
-                'client': {
-                    'sw_if_index': sw_if_index,
-                    'hostname': hostname,
-                    'id': client_id,
-                    'want_dhcp_event': want_dhcp_events,
-                    'set_broadcast_flag': set_broadcast_flag,
-                    'pid': os.getpid()}
-            })
-
     def ip_mroute_add_del(self,
-                          src_address,
-                          grp_address,
-                          grp_address_length,
+                          table_id,
+                          prefix,
                           e_flags,
-                          next_hop_afi,
-                          next_hop_sw_if_index,
-                          next_hop_address,
-                          i_flags,
-                          bier_imp=0,
-                          rpf_id=0,
-                          table_id=0,
+                          rpf_id,
+                          paths,
                           is_add=1,
-                          is_ipv6=0,
-                          is_local=0):
+                          is_multipath=1):
         """
         IP Multicast Route add/del
         """
         return self.api(
             self.papi.ip_mroute_add_del,
-            {'next_hop_sw_if_index': next_hop_sw_if_index,
-             'entry_flags': e_flags,
-             'itf_flags': i_flags,
-             'table_id': table_id,
-             'rpf_id': rpf_id,
-             'is_add': is_add,
-             'is_ipv6': is_ipv6,
-             'is_local': is_local,
-             'bier_imp': bier_imp,
-             'next_hop_afi': next_hop_afi,
-             'grp_address_length': grp_address_length,
-             'grp_address': grp_address,
-             'src_address': src_address,
-             'nh_address': next_hop_address})
+            {
+                'is_add': is_add,
+                'is_multipath': is_multipath,
+                'route': {
+                    'table_id': table_id,
+                    'entry_flags': e_flags,
+                    'rpf_id': rpf_id,
+                    'prefix': prefix,
+                    'n_paths': len(paths),
+                    'paths': paths,
+                }
+            })
+
+    def mfib_signal_dump(self):
+        return self.api(self.papi.mfib_signal_dump, {})
+
+    def ip_mroute_dump(self, table_id, is_ip6=False):
+        return self.api(self.papi.ip_mroute_dump,
+                        {'table': {
+                            'table_id': table_id,
+                            'is_ip6': is_ip6
+                        }})
 
     def lisp_enable_disable(self, is_enabled):
         return self.api(
@@ -1764,38 +859,6 @@ class VppPapiProvider(object):
                 'reid_len': reid_len,
             })
 
-    def gtpu_add_del_tunnel(
-            self,
-            src_addr,
-            dst_addr,
-            is_add=1,
-            is_ipv6=0,
-            mcast_sw_if_index=0xFFFFFFFF,
-            encap_vrf_id=0,
-            decap_next_index=0xFFFFFFFF,
-            teid=0):
-        """
-
-        :param is_add:  (Default value = 1)
-        :param is_ipv6:  (Default value = 0)
-        :param src_addr:
-        :param dst_addr:
-        :param mcast_sw_if_index:  (Default value = 0xFFFFFFFF)
-        :param encap_vrf_id:  (Default value = 0)
-        :param decap_next_index:  (Default value = 0xFFFFFFFF)
-        :param teid:  (Default value = 0)
-
-        """
-        return self.api(self.papi.gtpu_add_del_tunnel,
-                        {'is_add': is_add,
-                         'is_ipv6': is_ipv6,
-                         'src_address': src_addr,
-                         'dst_address': dst_addr,
-                         'mcast_sw_if_index': mcast_sw_if_index,
-                         'encap_vrf_id': encap_vrf_id,
-                         'decap_next_index': decap_next_index,
-                         'teid': teid})
-
     def vxlan_gpe_add_del_tunnel(
             self,
             src_addr,
@@ -1831,43 +894,9 @@ class VppPapiProvider(object):
                          'protocol': protocol,
                          'vni': vni})
 
-    def vxlan_gbp_tunnel_add_del(
-            self,
-            src,
-            dst,
-            mcast_sw_if_index=0xFFFFFFFF,
-            is_add=1,
-            is_ipv6=0,
-            encap_table_id=0,
-            vni=0,
-            instance=0xFFFFFFFF):
-        """
-
-        :param dst_addr:
-        :param src_addr:
-        :param is_add:  (Default value = 1)
-        :param is_ipv6:  (Default value = 0)
-        :param encap_table_id:  (Default value = 0)
-        :param decap_next_index:  (Default value = 0xFFFFFFFF)
-        :param mcast_sw_if_index:  (Default value = 0xFFFFFFFF)
-        :param vni:  (Default value = 0)
-        :param instance:  (Default value = 0xFFFFFFFF)
-
-        """
-        return self.api(self.papi.vxlan_gbp_tunnel_add_del,
-                        {'is_add': is_add,
-                         'tunnel': {
-                             'src': src,
-                             'dst': dst,
-                             'mcast_sw_if_index': mcast_sw_if_index,
-                             'encap_table_id': encap_table_id,
-                             'vni': vni,
-                             'instance': instance}})
-
     def vxlan_gbp_tunnel_dump(self, sw_if_index=0xffffffff):
         return self.api(self.papi.vxlan_gbp_tunnel_dump,
-                        {'sw_if_index': sw_if_index,
-                         '_no_type_conversion': True})
+                        {'sw_if_index': sw_if_index})
 
     def pppoe_add_del_session(
             self,
@@ -1875,7 +904,6 @@ class VppPapiProvider(object):
             client_mac,
             session_id=0,
             is_add=1,
-            is_ipv6=0,
             decap_vrf_id=0):
         """
 
@@ -1889,7 +917,6 @@ class VppPapiProvider(object):
         """
         return self.api(self.papi.pppoe_add_del_session,
                         {'is_add': is_add,
-                         'is_ipv6': is_ipv6,
                          'session_id': session_id,
                          'client_ip': client_ip,
                          'decap_vrf_id': decap_vrf_id,
@@ -2233,14 +1260,18 @@ class VppPapiProvider(object):
         """ BIER Route add/del """
         return self.api(
             self.papi.bier_route_add_del,
-            {'br_tbl_id': {"bt_set": bti.set_id,
-                           "bt_sub_domain": bti.sub_domain_id,
-                           "bt_hdr_len_id": bti.hdr_len_id},
-             'br_bp': bp,
-             'br_n_paths': len(paths),
-             'br_paths': paths,
-             'br_is_add': is_add,
-             'br_is_replace': is_replace})
+            {
+                'br_route': {
+                    'br_tbl_id': {"bt_set": bti.set_id,
+                                  "bt_sub_domain": bti.sub_domain_id,
+                                  "bt_hdr_len_id": bti.hdr_len_id},
+                    'br_bp': bp,
+                    'br_n_paths': len(paths),
+                    'br_paths': paths,
+                },
+                'br_is_add': is_add,
+                'br_is_replace': is_replace
+            })
 
     def bier_route_dump(self, bti):
         return self.api(
@@ -2305,9 +1336,7 @@ class VppPapiProvider(object):
              'bde_bp': bp,
              'bde_payload_proto': payload_proto,
              'bde_n_paths': 1,
-             'bde_paths': [{'next_hop': next_hop,
-                            'table_id': next_hop_tbl_id,
-                            'afi': next_hop_afi,
+             'bde_paths': [{'table_id': next_hop_tbl_id,
                             'rpf_id': next_hop_rpf_id,
                             'n_labels': 0,
                             'label_stack': lstack}],
@@ -2371,6 +1400,7 @@ class VppPapiProvider(object):
                                 tunnel_src_address='',
                                 tunnel_dst_address='',
                                 flags=0,
+                                salt=0,
                                 is_add=1):
         """ IPSEC SA add/del
         :param sad_id: security association ID
@@ -2409,6 +1439,7 @@ class VppPapiProvider(object):
                             'data': crypto_key,
                         },
                         'flags': flags,
+                        'salt': salt,
                     }
             })
 
@@ -2474,7 +1505,6 @@ class VppPapiProvider(object):
                         'policy': policy,
                         'priority': priority,
                         'is_outbound': is_outbound,
-                        'is_ip_any': is_ip_any
                     }
             })
 
@@ -2486,24 +1516,34 @@ class VppPapiProvider(object):
     def ipsec_tunnel_if_add_del(self, local_ip, remote_ip, local_spi,
                                 remote_spi, crypto_alg, local_crypto_key,
                                 remote_crypto_key, integ_alg, local_integ_key,
-                                remote_integ_key, is_add=1, esn=0,
-                                anti_replay=1, renumber=0, show_instance=0):
+                                remote_integ_key, is_add=1, esn=0, salt=0,
+                                anti_replay=1, renumber=0,
+                                udp_encap=0, show_instance=0xffffffff):
         return self.api(
             self.papi.ipsec_tunnel_if_add_del,
-            {'local_ip': local_ip, 'remote_ip': remote_ip,
-             'local_spi': local_spi, 'remote_spi': remote_spi,
-             'crypto_alg': crypto_alg,
-             'local_crypto_key_len': len(local_crypto_key),
-             'local_crypto_key': local_crypto_key,
-             'remote_crypto_key_len': len(remote_crypto_key),
-             'remote_crypto_key': remote_crypto_key, 'integ_alg': integ_alg,
-             'local_integ_key_len': len(local_integ_key),
-             'local_integ_key': local_integ_key,
-             'remote_integ_key_len': len(remote_integ_key),
-             'remote_integ_key': remote_integ_key, 'is_add': is_add,
-             'esn': esn, 'anti_replay': anti_replay, 'renumber': renumber,
-             'show_instance': show_instance
-             })
+            {
+                'local_ip': local_ip,
+                'remote_ip': remote_ip,
+                'local_spi': local_spi,
+                'remote_spi': remote_spi,
+                'crypto_alg': crypto_alg,
+                'local_crypto_key_len': len(local_crypto_key),
+                'local_crypto_key': local_crypto_key,
+                'remote_crypto_key_len': len(remote_crypto_key),
+                'remote_crypto_key': remote_crypto_key,
+                'integ_alg': integ_alg,
+                'local_integ_key_len': len(local_integ_key),
+                'local_integ_key': local_integ_key,
+                'remote_integ_key_len': len(remote_integ_key),
+                'remote_integ_key': remote_integ_key,
+                'is_add': is_add,
+                'esn': esn,
+                'anti_replay': anti_replay,
+                'renumber': renumber,
+                'show_instance': show_instance,
+                'udp_encap': udp_encap,
+                'salt': salt
+            })
 
     def ipsec_select_backend(self, protocol, index):
         return self.api(self.papi.ipsec_select_backend,
@@ -2527,27 +1567,18 @@ class VppPapiProvider(object):
              'namespace_id': namespace_id,
              'namespace_id_len': len(namespace_id)})
 
-    def punt_socket_register(self, port, pathname, protocol=0x11,
-                             header_version=1, is_ip4=1):
+    def punt_socket_register(self, reg, pathname,
+                             header_version=1):
         """ Register punt socket """
         return self.api(self.papi.punt_socket_register,
                         {'header_version': header_version,
-                         'punt': {'ipv': is_ip4,
-                                  'l4_protocol': protocol,
-                                  'l4_port': port},
+                         'punt': reg,
                          'pathname': pathname})
 
-    def punt_socket_deregister(self, port, protocol=0x11, is_ip4=1):
+    def punt_socket_deregister(self, reg):
         """ Unregister punt socket """
         return self.api(self.papi.punt_socket_deregister,
-                        {'punt': {'ipv': is_ip4,
-                                  'l4_protocol': protocol,
-                                  'l4_port': port}})
-
-    def punt_socket_dump(self, is_ip6=1):
-        """ Dump punt socket"""
-        return self.api(self.papi.punt_socket_dump,
-                        {'is_ipv6': is_ip6})
+                        {'punt': reg})
 
     def gbp_endpoint_add(self, sw_if_index, ips, mac, sclass, flags,
                          tun_src, tun_dst):
@@ -2572,8 +1603,7 @@ class VppPapiProvider(object):
 
     def gbp_endpoint_dump(self):
         """ GBP endpoint Dump """
-        return self.api(self.papi.gbp_endpoint_dump,
-                        {'_no_type_conversion': True})
+        return self.api(self.papi.gbp_endpoint_dump, {})
 
     def gbp_endpoint_group_add(self, vnid, sclass, bd,
                                rd, uplink_sw_if_index,
@@ -2595,7 +1625,7 @@ class VppPapiProvider(object):
         return self.api(self.papi.gbp_endpoint_group_del,
                         {'sclass': sclass})
 
-    def gbp_bridge_domain_add(self, bd_id, flags,
+    def gbp_bridge_domain_add(self, bd_id, rd_id, flags,
                               bvi_sw_if_index,
                               uu_fwd_sw_if_index,
                               bm_flood_sw_if_index):
@@ -2607,7 +1637,8 @@ class VppPapiProvider(object):
                                 'bvi_sw_if_index': bvi_sw_if_index,
                                 'uu_fwd_sw_if_index': uu_fwd_sw_if_index,
                                 'bm_flood_sw_if_index': bm_flood_sw_if_index,
-                                'bd_id': bd_id
+                                'bd_id': bd_id,
+                                'rd_id': rd_id
                             }})
 
     def gbp_bridge_domain_del(self, bd_id):
@@ -2616,6 +1647,7 @@ class VppPapiProvider(object):
                         {'bd_id': bd_id})
 
     def gbp_route_domain_add(self, rd_id,
+                             scope,
                              ip4_table_id,
                              ip6_table_id,
                              ip4_uu_sw_if_index,
@@ -2624,6 +1656,7 @@ class VppPapiProvider(object):
         return self.api(self.papi.gbp_route_domain_add,
                         {'rd':
                             {
+                                'scope': scope,
                                 'ip4_table_id': ip4_table_id,
                                 'ip6_table_id': ip6_table_id,
                                 'ip4_uu_sw_if_index': ip4_uu_sw_if_index,
@@ -2649,14 +1682,15 @@ class VppPapiProvider(object):
         """ GBP recirc Dump """
         return self.api(self.papi.gbp_recirc_dump, {})
 
-    def gbp_ext_itf_add_del(self, is_add, sw_if_index, bd_id, rd_id):
+    def gbp_ext_itf_add_del(self, is_add, sw_if_index, bd_id, rd_id, flags):
         """ GBP recirc Add/Del """
         return self.api(self.papi.gbp_ext_itf_add_del,
                         {'is_add': is_add,
                          'ext_itf': {
                              'sw_if_index': sw_if_index,
                              'bd_id': bd_id,
-                             'rd_id': rd_id}})
+                             'rd_id': rd_id,
+                             'flags': flags}})
 
     def gbp_ext_itf_dump(self):
         """ GBP recirc Dump """
@@ -2678,22 +1712,7 @@ class VppPapiProvider(object):
 
     def gbp_subnet_dump(self):
         """ GBP Subnet Dump """
-        return self.api(self.papi.gbp_subnet_dump,
-                        {'_no_type_conversion': True})
-
-    def gbp_contract_add_del(self, is_add, sclass, dclass, acl_index,
-                             rules, allowed_ethertypes):
-        """ GBP contract Add/Del """
-        return self.api(self.papi.gbp_contract_add_del,
-                        {'is_add': is_add,
-                         'contract': {
-                             'acl_index': acl_index,
-                             'sclass': sclass,
-                             'dclass': dclass,
-                             'n_rules': len(rules),
-                             'rules': rules,
-                             'n_ether_types': len(allowed_ethertypes),
-                             'allowed_ethertypes': allowed_ethertypes}})
+        return self.api(self.papi.gbp_subnet_dump, {})
 
     def gbp_contract_dump(self):
         """ GBP contract Dump """
@@ -2722,28 +1741,6 @@ class VppPapiProvider(object):
         """ GBP VXLAN tunnel add/del """
         return self.api(self.papi.gbp_vxlan_tunnel_dump, {})
 
-    def qos_egress_map_update(self, id, outputs):
-        """ QOS egress map update """
-        return self.api(self.papi.qos_egress_map_update,
-                        {'map_id': id,
-                         'rows': outputs})
-
-    def qos_egress_map_delete(self, id):
-        """ QOS egress map delete """
-        return self.api(self.papi.qos_egress_map_delete,
-                        {'map_id': id})
-
-    def qos_mark_enable_disable(self, sw_if_index,
-                                output_source,
-                                map_id,
-                                enable):
-        """ QOS Mark Enable/Disable """
-        return self.api(self.papi.qos_mark_enable_disable,
-                        {'map_id': map_id,
-                         'sw_if_index': sw_if_index,
-                         'output_source': output_source,
-                         'enable': enable})
-
     def igmp_enable_disable(self, sw_if_index, enable, host):
         """ Enable/disable IGMP on a given interface """
         return self.api(self.papi.igmp_enable_disable,
@@ -2799,12 +1796,14 @@ class VppPapiProvider(object):
             self,
             mode,
             lb,
+            numa_only,
             use_custom_mac,
             mac_address='',
             interface_id=0xFFFFFFFF):
         """
         :param mode: mode
         :param lb: load balance
+        :param numa_only: tx on local numa node for lacp mode
         :param use_custom_mac: use custom mac
         :param mac_address: mac address
         :param interface_id: custom interface ID
@@ -2813,6 +1812,7 @@ class VppPapiProvider(object):
             self.papi.bond_create,
             {'mode': mode,
              'lb': lb,
+             'numa_only': numa_only,
              'use_custom_mac': use_custom_mac,
              'mac_address': mac_address,
              'id': interface_id
@@ -2822,30 +1822,6 @@ class VppPapiProvider(object):
         return self.api(self.papi.pipe_delete,
                         {'parent_sw_if_index': parent_sw_if_index})
 
-    def memif_create(
-            self,
-            role,
-            mode,
-            rx_queues=None,
-            tx_queues=None,
-            _id=None,
-            socket_id=None,
-            secret=None,
-            ring_size=None,
-            buffer_size=None,
-            hw_addr=None):
-        return self.api(self.papi.memif_create,
-                        {'role': role,
-                         'mode': mode,
-                         'rx_queues': rx_queues,
-                         'tx_queues': tx_queues,
-                         'id': _id,
-                         'socket_id': socket_id,
-                         'secret': secret,
-                         'ring_size': ring_size,
-                         'buffer_size': buffer_size,
-                         'hw_addr': hw_addr})
-
     def svs_table_add_del(self, af, table_id, is_add=1):
         return self.api(self.papi.svs_table_add_del,
                         {
@@ -2871,3 +1847,10 @@ class VppPapiProvider(object):
                             'sw_if_index': sw_if_index,
                             'is_enable': is_enable,
                         })
+
+    def feature_gso_enable_disable(self, sw_if_index, enable_disable=1):
+        return self.api(self.papi.feature_gso_enable_disable,
+                        {
+                            'sw_if_index': sw_if_index,
+                            'enable_disable': enable_disable,
+                        })