diff options
| -rwxr-xr-x | src/vnet/ip/ip4_forward.c | 50 | ||||
| -rw-r--r-- | src/vnet/ip/ip6_forward.c | 39 | ||||
| -rw-r--r-- | src/vnet/ip/lookup.h | 3 |
3 files changed, 48 insertions, 44 deletions
diff --git a/src/vnet/ip/ip4_forward.c b/src/vnet/ip/ip4_forward.c index d86f22ca..f4ecc395 100755 --- a/src/vnet/ip/ip4_forward.c +++ b/src/vnet/ip/ip4_forward.c @@ -717,28 +717,23 @@ ip4_add_interface_routes (u32 sw_if_index, .fp_addr.ip4 = *address, }; - a->neighbor_probe_adj_index = ~0; - if (pfx.fp_len <= 30) { /* a /30 or shorter - add a glean for the network address */ - fib_node_index_t fei; - - fei = fib_table_entry_update_one_path (fib_index, &pfx, - FIB_SOURCE_INTERFACE, - (FIB_ENTRY_FLAG_CONNECTED | - FIB_ENTRY_FLAG_ATTACHED), - FIB_PROTOCOL_IP4, - /* No next-hop address */ - NULL, - sw_if_index, - // invalid FIB index - ~0, - 1, - // no out-label stack - NULL, - FIB_ROUTE_PATH_FLAG_NONE); - a->neighbor_probe_adj_index = fib_entry_get_adj (fei); + fib_table_entry_update_one_path (fib_index, &pfx, + FIB_SOURCE_INTERFACE, + (FIB_ENTRY_FLAG_CONNECTED | + FIB_ENTRY_FLAG_ATTACHED), + FIB_PROTOCOL_IP4, + /* No next-hop address */ + NULL, + sw_if_index, + // invalid FIB index + ~0, + 1, + // no out-label stack + NULL, + FIB_ROUTE_PATH_FLAG_NONE); /* Add the two broadcast addresses as drop */ fib_prefix_t net_pfx = { @@ -2269,6 +2264,7 @@ ip4_probe_neighbor (vlib_main_t * vm, ip4_address_t * dst, u32 sw_if_index) vnet_hw_interface_t *hi; vnet_sw_interface_t *si; vlib_buffer_t *b; + adj_index_t ai; u32 bi = 0; si = vnet_get_sw_interface (vnm, sw_if_index); @@ -2293,12 +2289,17 @@ ip4_probe_neighbor (vlib_main_t * vm, ip4_address_t * dst, u32 sw_if_index) sw_if_index); } - adj = adj_get (ia->neighbor_probe_adj_index); + ip46_address_t nh = { + .ip4 = *dst, + }; + + ai = adj_nbr_add_or_lock (FIB_PROTOCOL_IP4, + VNET_LINK_IP4, &nh, sw_if_index); + adj = adj_get (ai); - h = - vlib_packet_template_get_packet (vm, - &im->ip4_arp_request_packet_template, - &bi); + h = vlib_packet_template_get_packet (vm, + &im->ip4_arp_request_packet_template, + &bi); hi = vnet_get_sup_hw_interface (vnm, sw_if_index); @@ -2324,6 +2325,7 @@ ip4_probe_neighbor (vlib_main_t * vm, ip4_address_t * dst, u32 sw_if_index) vlib_put_frame_to_node (vm, hi->output_node_index, f); } + adj_unlock (ai); return /* no error */ 0; } diff --git a/src/vnet/ip/ip6_forward.c b/src/vnet/ip/ip6_forward.c index 28c84d1c..17a4a6dd 100644 --- a/src/vnet/ip/ip6_forward.c +++ b/src/vnet/ip/ip6_forward.c @@ -347,24 +347,20 @@ ip6_add_interface_routes (vnet_main_t * vnm, u32 sw_if_index, .fp_addr.ip6 = *address, }; - a->neighbor_probe_adj_index = ~0; if (a->address_length < 128) { - fib_node_index_t fei; - - fei = fib_table_entry_update_one_path (fib_index, - &pfx, - FIB_SOURCE_INTERFACE, - (FIB_ENTRY_FLAG_CONNECTED | - FIB_ENTRY_FLAG_ATTACHED), - FIB_PROTOCOL_IP6, - /* No next-hop address */ - NULL, sw_if_index, - /* invalid FIB index */ - ~0, 1, - /* no label stack */ - NULL, FIB_ROUTE_PATH_FLAG_NONE); - a->neighbor_probe_adj_index = fib_entry_get_adj (fei); + fib_table_entry_update_one_path (fib_index, + &pfx, + FIB_SOURCE_INTERFACE, + (FIB_ENTRY_FLAG_CONNECTED | + FIB_ENTRY_FLAG_ATTACHED), + FIB_PROTOCOL_IP6, + /* No next-hop address */ + NULL, sw_if_index, + /* invalid FIB index */ + ~0, 1, + /* no label stack */ + NULL, FIB_ROUTE_PATH_FLAG_NONE); } pfx.fp_len = 128; @@ -1854,6 +1850,7 @@ ip6_probe_neighbor (vlib_main_t * vm, ip6_address_t * dst, u32 sw_if_index) vnet_hw_interface_t *hi; vnet_sw_interface_t *si; vlib_buffer_t *b; + adj_index_t ai; u32 bi = 0; int bogus_length; @@ -1906,7 +1903,14 @@ ip6_probe_neighbor (vlib_main_t * vm, ip6_address_t * dst, u32 sw_if_index) vnet_buffer (b)->sw_if_index[VLIB_TX] = sw_if_index; /* Add encapsulation string for software interface (e.g. ethernet header). */ - adj = adj_get (ia->neighbor_probe_adj_index); + ip46_address_t nh = { + .ip6 = *dst, + }; + + ai = adj_nbr_add_or_lock (FIB_PROTOCOL_IP6, + VNET_LINK_IP6, &nh, sw_if_index); + adj = adj_get (ai); + vnet_rewrite_one_header (adj[0], h, sizeof (ethernet_header_t)); vlib_buffer_advance (b, -adj->rewrite_header.data_bytes); @@ -1918,6 +1922,7 @@ ip6_probe_neighbor (vlib_main_t * vm, ip6_address_t * dst, u32 sw_if_index) vlib_put_frame_to_node (vm, hi->output_node_index, f); } + adj_unlock (ai); return /* no error */ 0; } diff --git a/src/vnet/ip/lookup.h b/src/vnet/ip/lookup.h index 90c6a255..28a4bd8f 100644 --- a/src/vnet/ip/lookup.h +++ b/src/vnet/ip/lookup.h @@ -93,9 +93,6 @@ typedef struct /* Interface which has this address. */ u32 sw_if_index; - /* Adjacency for neighbor probe (ARP) for this interface address. */ - u32 neighbor_probe_adj_index; - /* Address (prefix) length for this interface. */ u16 address_length; |