{
n = pool_elt_at_index (nm->neighbor_pool, to_delete[i]);
mhash_unset (&nm->neighbor_index_by_key, &n->key, 0);
- fib_table_entry_delete_index (n->fib_entry_index, FIB_SOURCE_ADJ);
- pool_put (nm->neighbor_pool, n);
+ if (FIB_NODE_INDEX_INVALID != n->fib_entry_index)
+ {
+ fib_prefix_t pfx = {
+ .fp_len = 128,
+ .fp_proto = FIB_PROTOCOL_IP6,
+ .fp_addr.ip6 = n->key.ip6_address,
+ };
+ fib_table_entry_path_remove
+ (ip6_fib_table_get_index_for_sw_if_index (n->key.sw_if_index),
+ &pfx,
+ FIB_SOURCE_ADJ,
+ FIB_PROTOCOL_IP6,
+ &pfx.fp_addr,
+ n->key.sw_if_index, ~0, 1, FIB_ROUTE_PATH_FLAG_NONE);
+ pool_put (nm->neighbor_pool, n);
+ }
}
-
vec_free (to_delete);
}
mhash_set (&nm->neighbor_index_by_key, &k, n - nm->neighbor_pool,
/* old value */ 0);
n->key = k;
+ n->fib_entry_index = FIB_NODE_INDEX_INVALID;
clib_memcpy (n->link_layer_address,
link_layer_address, n_bytes_link_layer_address);
};
u32 fib_index;
- fib_index = ip6_main.fib_index_by_sw_if_index[n->key.sw_if_index];
+ fib_index =
+ ip6_fib_table_get_index_for_sw_if_index (n->key.sw_if_index);
n->fib_entry_index =
- fib_table_entry_update_one_path (fib_index, &pfx,
- FIB_SOURCE_ADJ,
- FIB_ENTRY_FLAG_NONE,
- FIB_PROTOCOL_IP6, &pfx.fp_addr,
- n->key.sw_if_index, ~0, 1, NULL,
- FIB_ROUTE_PATH_FLAG_NONE);
+ fib_table_entry_path_add (fib_index, &pfx, FIB_SOURCE_ADJ,
+ FIB_ENTRY_FLAG_ATTACHED,
+ FIB_PROTOCOL_IP6, &pfx.fp_addr,
+ n->key.sw_if_index, ~0, 1, NULL,
+ FIB_ROUTE_PATH_FLAG_NONE);
+ }
+ else
+ {
n->flags |= IP6_NEIGHBOR_FLAG_NO_FIB_ENTRY;
}
}
adj_nbr_walk_nh6 (sw_if_index,
&n->key.ip6_address, ip6_nd_mk_incomplete_walk, NULL);
- fib_table_entry_delete_index (n->fib_entry_index, FIB_SOURCE_ADJ);
+
+ if (FIB_NODE_INDEX_INVALID != n->fib_entry_index)
+ {
+ fib_prefix_t pfx = {
+ .fp_len = 128,
+ .fp_proto = FIB_PROTOCOL_IP6,
+ .fp_addr.ip6 = n->key.ip6_address,
+ };
+ fib_table_entry_path_remove
+ (ip6_fib_table_get_index_for_sw_if_index (n->key.sw_if_index),
+ &pfx,
+ FIB_SOURCE_ADJ,
+ FIB_PROTOCOL_IP6,
+ &pfx.fp_addr, n->key.sw_if_index, ~0, 1, FIB_ROUTE_PATH_FLAG_NONE);
+ }
pool_put (nm->neighbor_pool, n);
out:
/* If src address unspecified or link local, donot learn neighbor MAC */
if (PREDICT_TRUE (error0 == ICMP6_ERROR_NONE && o0 != 0 &&
- !ip6_sadd_unspecified && !ip6_sadd_link_local))
+ !ip6_sadd_unspecified))
{
ip6_neighbor_main_t *nm = &ip6_neighbor_main;
if (nm->limit_neighbor_cache_size &&
&h0->target_address,
o0->ethernet_address,
sizeof (o0->ethernet_address),
- 0, 0);
+ 0, ip6_sadd_link_local);
}
if (is_solicitation && error0 == ICMP6_ERROR_NONE)
sizeof (icmp6_router_advertisement_header_t);
vlib_buffer_add_data (vm,
- p0->free_list_index,
- bi0,
- (void *) &rh,
+ vlib_buffer_get_free_list_index
+ (p0), bi0, (void *) &rh,
sizeof
(icmp6_router_advertisement_header_t));
eth_if0->address, 6);
vlib_buffer_add_data (vm,
- p0->free_list_index,
- bi0,
- (void *) &h,
+ vlib_buffer_get_free_list_index
+ (p0), bi0, (void *) &h,
sizeof
(icmp6_neighbor_discovery_ethernet_link_layer_address_option_t));
sizeof (icmp6_neighbor_discovery_mtu_option_t);
vlib_buffer_add_data (vm,
- p0->free_list_index,
- bi0,
- (void *) &h,
+ vlib_buffer_get_free_list_index
+ (p0), bi0, (void *) &h,
sizeof
(icmp6_neighbor_discovery_mtu_option_t));
}
payload_length += sizeof( icmp6_neighbor_discovery_prefix_information_option_t);
vlib_buffer_add_data (vm,
- p0->free_list_index,
+ vlib_buffer_get_free_list_index (p0),
bi0,
(void *)&h, sizeof(icmp6_neighbor_discovery_prefix_information_option_t));
adj_index0;
}
}
- p0->flags |= VNET_BUFFER_LOCALLY_ORIGINATED;
+ p0->flags |= VNET_BUFFER_F_LOCALLY_ORIGINATED;
radv_info->n_solicitations_dropped += is_dropped;
radv_info->n_solicitations_rcvd += is_solicitation;
* @brief create and initialize router advertisement parameters with default
* values for this intfc
*/
-static u32
+u32
ip6_neighbor_sw_interface_add_del (vnet_main_t * vnm,
u32 sw_if_index, u32 is_add)
{
num_addr_records++;
vlib_buffer_add_data
- (vm, b0->free_list_index, bo0,
+ (vm, vlib_buffer_get_free_list_index (b0), bo0,
(void *)&rr, sizeof(icmp6_multicast_address_record_t));
payload_length += sizeof( icmp6_multicast_address_record_t);
vnet_main.local_interface_sw_if_index;
vnet_buffer (b0)->ip.adj_index[VLIB_TX] = radv_info->mcast_adj_index;
- b0->flags |= VNET_BUFFER_LOCALLY_ORIGINATED;
+ b0->flags |= VNET_BUFFER_F_LOCALLY_ORIGINATED;
vlib_node_t *node = vlib_get_node_by_name (vm, (u8 *) "ip6-rewrite-mcast");
/* *INDENT-ON* */
}
+void
+send_ip6_na (vlib_main_t * vm, vnet_hw_interface_t * hi)
+{
+ ip6_main_t *i6m = &ip6_main;
+ u32 sw_if_index = hi->sw_if_index;
+ ip6_address_t *ip6_addr = ip6_interface_first_address (i6m, sw_if_index);
+ if (ip6_addr)
+ {
+ clib_warning
+ ("Sending unsolicitated NA IP6 address %U on sw_if_idex %d",
+ format_ip6_address, ip6_addr, sw_if_index);
+
+ /* Form unsolicited neighbor advertisement packet from NS pkt template */
+ int bogus_length;
+ u32 bi = 0;
+ icmp6_neighbor_solicitation_header_t *h =
+ vlib_packet_template_get_packet (vm,
+ &i6m->discover_neighbor_packet_template,
+ &bi);
+ ip6_set_reserved_multicast_address (&h->ip.dst_address,
+ IP6_MULTICAST_SCOPE_link_local,
+ IP6_MULTICAST_GROUP_ID_all_hosts);
+ h->ip.src_address = ip6_addr[0];
+ h->neighbor.icmp.type = ICMP6_neighbor_advertisement;
+ h->neighbor.target_address = ip6_addr[0];
+ h->neighbor.advertisement_flags = clib_host_to_net_u32
+ (ICMP6_NEIGHBOR_ADVERTISEMENT_FLAG_OVERRIDE);
+ clib_memcpy (h->link_layer_option.ethernet_address,
+ hi->hw_address, vec_len (hi->hw_address));
+ h->neighbor.icmp.checksum =
+ ip6_tcp_udp_icmp_compute_checksum (vm, 0, &h->ip, &bogus_length);
+ ASSERT (bogus_length == 0);
+
+ /* Setup MAC header with IP6 Etype and mcast DMAC */
+ vlib_buffer_t *b = vlib_get_buffer (vm, bi);
+ vlib_buffer_advance (b, -sizeof (ethernet_header_t));
+ ethernet_header_t *e = vlib_buffer_get_current (b);
+ e->type = clib_host_to_net_u16 (ETHERNET_TYPE_IP6);
+ clib_memcpy (e->src_address, hi->hw_address, sizeof (e->src_address));
+ ip6_multicast_ethernet_address (e->dst_address,
+ IP6_MULTICAST_GROUP_ID_all_hosts);
+
+ /* Send unsolicited ND advertisement packet out the specified interface */
+ vnet_buffer (b)->sw_if_index[VLIB_RX] =
+ vnet_buffer (b)->sw_if_index[VLIB_TX] = sw_if_index;
+ vlib_frame_t *f = vlib_get_frame_to_node (vm, hi->output_node_index);
+ u32 *to_next = vlib_frame_vector_args (f);
+ to_next[0] = bi;
+ f->n_vectors = 1;
+ vlib_put_frame_to_node (vm, hi->output_node_index, f);
+ }
+}
+
/*
* fd.io coding-style-patch-verification: ON
*