ip4->src_address.as_u32 = t->tunnel_src.ip4.as_u32;
ip4->dst_address.as_u32 = t->tunnel_dst.ip4.as_u32;
ip4->checksum = ip4_header_checksum (ip4);
+ if (t->tc_tos != 0xFF)
+ ip4->tos = t->tc_tos;
break;
case IPIP_TRANSPORT_IP6:
ip6 = (ip6_header_t *) rewrite;
ip6->ip_version_traffic_class_and_flow_label =
clib_host_to_net_u32 (6 << 28);
+ if (t->tc_tos != 0xFF)
+ ip6_set_traffic_class_network_order (ip6, t->tc_tos);
ip6->hop_limit = 64;
/* fixup ip6 header length and protocol after-the-fact */
ip6->src_address.as_u64[0] = t->tunnel_src.ip6.as_u64[0];
ip6->dst_address.as_u64[0] = t->tunnel_dst.ip6.as_u64[0];
ip6->dst_address.as_u64[1] = t->tunnel_dst.ip6.as_u64[1];
break;
+
default:
/* pass through */
;
const void *data)
{
ip4_header_t *ip4;
+ const ipip_tunnel_t *t = data;
ip4 = vlib_buffer_get_current (b);
ip4->length = clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b));
- ip4->protocol =
- adj->ia_link == VNET_LINK_IP6 ? IP_PROTOCOL_IPV6 : IP_PROTOCOL_IP_IN_IP;
+ switch (adj->ia_link)
+ {
+ case VNET_LINK_IP6:
+ ip4->protocol = IP_PROTOCOL_IPV6;
+ if (t->tc_tos == 0xFF)
+ ip4->tos =
+ ip6_traffic_class_network_order ((const ip6_header_t *) (ip4 + 1));
+ break;
+
+ case VNET_LINK_IP4:
+ ip4->protocol = IP_PROTOCOL_IP_IN_IP;
+ if (t->tc_tos == 0xFF)
+ ip4->tos = ((ip4_header_t *) (ip4 + 1))->tos;
+ break;
+
+ default:
+ break;
+ }
+
ip4->checksum = ip4_header_checksum (ip4);
}
const void *data)
{
ip6_header_t *ip6;
+ const ipip_tunnel_t *t = data;
ip6 = vlib_buffer_get_current (b);
ip6->payload_length =
clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b) -
sizeof (*ip6));
- ip6->protocol =
- adj->ia_link == VNET_LINK_IP6 ? IP_PROTOCOL_IPV6 : IP_PROTOCOL_IP_IN_IP;
+ switch (adj->ia_link)
+ {
+ case VNET_LINK_IP6:
+ ip6->protocol = IP_PROTOCOL_IPV6;
+ if (t->tc_tos == 0xFF)
+ ip6_set_traffic_class_network_order (ip6,
+ ip6_traffic_class_network_order ((const ip6_header_t *) (ip6 + 1)));
+ break;
+
+ case VNET_LINK_IP4:
+ ip6->protocol = IP_PROTOCOL_IP_IN_IP;
+ if (t->tc_tos == 0xFF)
+ ip6_set_traffic_class_network_order (ip6,
+ ((ip4_header_t *) (ip6 +
+ 1))->tos);
+ break;
+
+ default:
+ break;
+ }
}
static void
f = t->transport == IPIP_TRANSPORT_IP6 ? ipip6_fixup : ipip4_fixup;
- adj_nbr_midchain_update_rewrite (ai, f, NULL,
+ adj_nbr_midchain_update_rewrite (ai, f, t,
(VNET_LINK_ETHERNET ==
adj_get_link_type (ai) ?
ADJ_FLAG_MIDCHAIN_NO_COUNT :
ipip_tunnel_db_find_by_sw_if_index (u32 sw_if_index)
{
ipip_main_t *gm = &ipip_main;
- if (vec_len (gm->tunnel_index_by_sw_if_index) < sw_if_index)
+ if (vec_len (gm->tunnel_index_by_sw_if_index) <= sw_if_index)
return NULL;
u32 ti = gm->tunnel_index_by_sw_if_index[sw_if_index];
if (ti == ~0)
int
ipip_add_tunnel (ipip_transport_t transport,
u32 instance, ip46_address_t * src, ip46_address_t * dst,
- u32 fib_index, u32 * sw_if_indexp)
+ u32 fib_index, u8 tc_tos, u32 * sw_if_indexp)
{
ipip_main_t *gm = &ipip_main;
vnet_main_t *vnm = gm->vnet_main;
t->hw_if_index = hw_if_index;
t->fib_index = fib_index;
t->sw_if_index = sw_if_index;
+ t->tc_tos = tc_tos;
t->transport = transport;
vec_validate_init_empty (gm->tunnel_index_by_sw_if_index, sw_if_index, ~0);
hi->min_packet_bytes = 64 + sizeof (ip6_header_t);
}
- hi->per_packet_overhead_bytes = /* preamble */ 8 + /* inter frame gap */ 12;
-
/* Standard default ipip MTU. */
- hi->max_l3_packet_bytes[VLIB_RX] = hi->max_l3_packet_bytes[VLIB_TX] = 9000;
+ vnet_sw_interface_set_mtu (vnm, sw_if_index, 9000);
t->tunnel_src = *src;
t->tunnel_dst = *dst;