u8 const underlay_hdr_len = is_ip4 ?
sizeof(ip4_vxlan_header_t) : sizeof(ip6_vxlan_header_t);
- u8 const rw_hdr_offset = sizeof t0->rewrite_data - underlay_hdr_len;
u16 const l3_len = is_ip4 ? sizeof(ip4_header_t) : sizeof(ip6_header_t);
- u32 const csum_flags = is_ip4 ?
- VNET_BUFFER_F_OFFLOAD_IP_CKSUM | VNET_BUFFER_F_IS_IP4 |
- VNET_BUFFER_F_OFFLOAD_UDP_CKSUM :
- VNET_BUFFER_F_OFFLOAD_UDP_CKSUM;
+ u32 const csum_flags = is_ip4 ? VNET_BUFFER_F_OFFLOAD_IP_CKSUM |
+ VNET_BUFFER_F_IS_IP4 | VNET_BUFFER_F_OFFLOAD_UDP_CKSUM :
+ VNET_BUFFER_F_IS_IP6 | VNET_BUFFER_F_OFFLOAD_UDP_CKSUM;
while (n_left_from > 0)
{
ASSERT(t0->rewrite_header.data_bytes == underlay_hdr_len);
ASSERT(t1->rewrite_header.data_bytes == underlay_hdr_len);
+ vnet_rewrite_two_headers(*t0, *t1, vlib_buffer_get_current(b0), vlib_buffer_get_current(b1), underlay_hdr_len);
vlib_buffer_advance (b0, -underlay_hdr_len);
vlib_buffer_advance (b1, -underlay_hdr_len);
void * underlay0 = vlib_buffer_get_current(b0);
void * underlay1 = vlib_buffer_get_current(b1);
- /* vnet_rewrite_two_header writes only in (uword) 8 bytes chunks
- * and discards the first 4 bytes of the (36 bytes ip4 underlay) rewrite
- * use memcpy as a workaround */
- clib_memcpy_fast(underlay0, t0->rewrite_header.data + rw_hdr_offset, underlay_hdr_len);
- clib_memcpy_fast(underlay1, t1->rewrite_header.data + rw_hdr_offset, underlay_hdr_len);
-
ip4_header_t * ip4_0, * ip4_1;
qos_bits_t ip4_0_tos = 0, ip4_1_tos = 0;
ip6_header_t * ip6_0, * ip6_1;
udp1->checksum = 0xffff;
}
+ /* save inner packet flow_hash for load-balance node */
+ vnet_buffer (b0)->ip.flow_hash = flow_hash0;
+ vnet_buffer (b1)->ip.flow_hash = flow_hash1;
+
if (sw_if_index0 == sw_if_index1)
{
vlib_increment_combined_counter (tx_counter, thread_index,
vnet_buffer(b0)->ip.adj_index[VLIB_TX] = dpoi_idx0;
ASSERT(t0->rewrite_header.data_bytes == underlay_hdr_len);
+ vnet_rewrite_one_header(*t0, vlib_buffer_get_current(b0), underlay_hdr_len);
vlib_buffer_advance (b0, -underlay_hdr_len);
void * underlay0 = vlib_buffer_get_current(b0);
- /* vnet_rewrite_one_header writes only in (uword) 8 bytes chunks
- * and discards the first 4 bytes of the (36 bytes ip4 underlay) rewrite
- * use memcpy as a workaround */
- clib_memcpy_fast(underlay0, t0->rewrite_header.data + rw_hdr_offset, underlay_hdr_len);
-
u32 len0 = vlib_buffer_length_in_chain (vm, b0);
u16 payload_l0 = clib_host_to_net_u16 (len0 - l3_len);
udp0->checksum = 0xffff;
}
+ /* reuse inner packet flow_hash for load-balance node */
+ vnet_buffer (b0)->ip.flow_hash = flow_hash0;
+
vlib_increment_combined_counter (tx_counter, thread_index,
sw_if_index0, 1, len0);
pkts_encapsulated ++;