GENEVE_ENCAP_N_NEXT,
} geneve_encap_next_t;
-typedef struct
-{
- u32 tunnel_index;
- u32 vni;
-} geneve_encap_trace_t;
-
-u8 *
-format_geneve_encap_trace (u8 * s, va_list * args)
-{
- CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
- CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
- geneve_encap_trace_t *t = va_arg (*args, geneve_encap_trace_t *);
-
- s = format (s, "GENEVE encap to geneve_tunnel%d vni %d",
- t->tunnel_index, t->vni);
- return s;
-}
-
-
#define foreach_fixed_header4_offset \
_(0) _(1) _(2) _(3)
vnet_interface_main_t *im = &vnm->interface_main;
u32 pkts_encapsulated = 0;
u16 old_l0 = 0, old_l1 = 0;
- u32 thread_index = vlib_get_thread_index ();
+ u32 thread_index = vm->thread_index;
u32 stats_sw_if_index, stats_n_packets, stats_n_bytes;
- u32 sw_if_index0 = 0, sw_if_index1 = 0;
+ u32 sw_if_index0 = ~0, sw_if_index1 = ~0;
u32 next0 = 0, next1 = 0;
vnet_hw_interface_t *hi0, *hi1;
geneve_tunnel_t *t0 = NULL, *t1 = NULL;
+ vlib_buffer_t *bufs[VLIB_FRAME_SIZE], **b = bufs;
from = vlib_frame_vector_args (from_frame);
n_left_from = from_frame->n_vectors;
+ vlib_get_buffers (vm, from, bufs, n_left_from);
next_index = node->cached_next_index;
stats_sw_if_index = node->runtime_data[0];
while (n_left_from >= 4 && n_left_to_next >= 2)
{
u32 bi0, bi1;
- vlib_buffer_t *b0, *b1;
u32 flow_hash0, flow_hash1;
u32 len0, len1;
ip4_header_t *ip4_0, *ip4_1;
/* Prefetch next iteration. */
{
- vlib_buffer_t *p2, *p3;
-
- p2 = vlib_get_buffer (vm, from[2]);
- p3 = vlib_get_buffer (vm, from[3]);
-
- vlib_prefetch_buffer_header (p2, LOAD);
- vlib_prefetch_buffer_header (p3, LOAD);
+ vlib_prefetch_buffer_header (b[2], LOAD);
+ vlib_prefetch_buffer_header (b[3], LOAD);
- CLIB_PREFETCH (p2->data, 2 * CLIB_CACHE_LINE_BYTES, LOAD);
- CLIB_PREFETCH (p3->data, 2 * CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (b[2]->data - CLIB_CACHE_LINE_BYTES,
+ 2 * CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (b[3]->data - CLIB_CACHE_LINE_BYTES,
+ 2 * CLIB_CACHE_LINE_BYTES, LOAD);
}
bi0 = from[0];
n_left_to_next -= 2;
n_left_from -= 2;
- b0 = vlib_get_buffer (vm, bi0);
- b1 = vlib_get_buffer (vm, bi1);
+ flow_hash0 = vnet_l2_compute_flow_hash (b[0]);
+ flow_hash1 = vnet_l2_compute_flow_hash (b[1]);
- flow_hash0 = vnet_l2_compute_flow_hash (b0);
- flow_hash1 = vnet_l2_compute_flow_hash (b1);
/* Get next node index and adj index from tunnel next_dpo */
- if (sw_if_index0 != vnet_buffer (b0)->sw_if_index[VLIB_TX])
+ if (sw_if_index0 != vnet_buffer (b[0])->sw_if_index[VLIB_TX])
{
- sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_TX];
+ sw_if_index0 = vnet_buffer (b[0])->sw_if_index[VLIB_TX];
hi0 = vnet_get_sup_hw_interface (vnm, sw_if_index0);
t0 = &vxm->tunnels[hi0->dev_instance];
/* Note: change to always set next0 if it may be set to drop */
next0 = t0->next_dpo.dpoi_next_node;
}
- ASSERT (t0 != NULL);
+ ALWAYS_ASSERT (t0 != NULL);
- vnet_buffer (b0)->ip.adj_index[VLIB_TX] = t0->next_dpo.dpoi_index;
+ vnet_buffer (b[0])->ip.adj_index[VLIB_TX] = t0->next_dpo.dpoi_index;
/* Get next node index and adj index from tunnel next_dpo */
- if (sw_if_index1 != vnet_buffer (b1)->sw_if_index[VLIB_TX])
+ if (sw_if_index1 != vnet_buffer (b[1])->sw_if_index[VLIB_TX])
{
- sw_if_index1 = vnet_buffer (b1)->sw_if_index[VLIB_TX];
+ sw_if_index1 = vnet_buffer (b[1])->sw_if_index[VLIB_TX];
hi1 = vnet_get_sup_hw_interface (vnm, sw_if_index1);
t1 = &vxm->tunnels[hi1->dev_instance];
/* Note: change to always set next1 if it may be set to drop */
next1 = t1->next_dpo.dpoi_next_node;
}
- ASSERT (t1 != NULL);
+ ALWAYS_ASSERT (t1 != NULL);
- vnet_buffer (b1)->ip.adj_index[VLIB_TX] = t1->next_dpo.dpoi_index;
+ vnet_buffer (b[1])->ip.adj_index[VLIB_TX] = t1->next_dpo.dpoi_index;
/* Apply the rewrite string. $$$$ vnet_rewrite? */
- vlib_buffer_advance (b0, -(word) _vec_len (t0->rewrite));
- vlib_buffer_advance (b1, -(word) _vec_len (t1->rewrite));
+ vlib_buffer_advance (b[0], -(word) _vec_len (t0->rewrite));
+ vlib_buffer_advance (b[1], -(word) _vec_len (t1->rewrite));
if (is_ip4)
{
ASSERT (vec_len (t0->rewrite) == ip4_geneve_header_total_len0);
ASSERT (vec_len (t1->rewrite) == ip4_geneve_header_total_len1);
- ip4_0 = vlib_buffer_get_current (b0);
- ip4_1 = vlib_buffer_get_current (b1);
+ ip4_0 = vlib_buffer_get_current (b[0]);
+ ip4_1 = vlib_buffer_get_current (b[1]);
/* Copy the fixed header */
copy_dst0 = (u64 *) ip4_0;
/* Fix the IP4 checksum and length */
sum0 = ip4_0->checksum;
new_l0 = /* old_l0 always 0, see the rewrite setup */
- clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0));
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b[0]));
sum0 = ip_csum_update (sum0, old_l0, new_l0, ip4_header_t,
length /* changed member */ );
ip4_0->checksum = ip_csum_fold (sum0);
ip4_0->length = new_l0;
sum1 = ip4_1->checksum;
new_l1 = /* old_l1 always 0, see the rewrite setup */
- clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b1));
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b[1]));
sum1 = ip_csum_update (sum1, old_l1, new_l1, ip4_header_t,
length /* changed member */ );
ip4_1->checksum = ip_csum_fold (sum1);
/* Fix UDP length and set source port */
udp0 = (udp_header_t *) (ip4_0 + 1);
new_l0 =
- clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0) -
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b[0]) -
sizeof (*ip4_0));
udp0->length = new_l0;
udp0->src_port = flow_hash0;
udp1 = (udp_header_t *) (ip4_1 + 1);
new_l1 =
- clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b1) -
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b[1]) -
sizeof (*ip4_1));
udp1->length = new_l1;
udp1->src_port = flow_hash1;
ASSERT (vec_len (t0->rewrite) == ip6_geneve_header_total_len0);
ASSERT (vec_len (t1->rewrite) == ip6_geneve_header_total_len1);
- ip6_0 = vlib_buffer_get_current (b0);
- ip6_1 = vlib_buffer_get_current (b1);
+ ip6_0 = vlib_buffer_get_current (b[0]);
+ ip6_1 = vlib_buffer_get_current (b[1]);
/* Copy the fixed header */
copy_dst0 = (u64 *) ip6_0;
#undef _
/* Fix IP6 payload length */
new_l0 =
- clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0)
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b[0])
- sizeof (*ip6_0));
ip6_0->payload_length = new_l0;
new_l1 =
- clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b1)
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b[1])
- sizeof (*ip6_1));
ip6_1->payload_length = new_l1;
udp1->src_port = flow_hash1;
/* IPv6 UDP checksum is mandatory */
- udp0->checksum = ip6_tcp_udp_icmp_compute_checksum (vm, b0,
+ udp0->checksum = ip6_tcp_udp_icmp_compute_checksum (vm, b[0],
ip6_0,
&bogus);
ASSERT (bogus == 0);
if (udp0->checksum == 0)
udp0->checksum = 0xffff;
- udp1->checksum = ip6_tcp_udp_icmp_compute_checksum (vm, b1,
+ udp1->checksum = ip6_tcp_udp_icmp_compute_checksum (vm, b[1],
ip6_1,
&bogus);
ASSERT (bogus == 0);
}
pkts_encapsulated += 2;
- len0 = vlib_buffer_length_in_chain (vm, b0);
- len1 = vlib_buffer_length_in_chain (vm, b1);
+ len0 = vlib_buffer_length_in_chain (vm, b[0]);
+ len1 = vlib_buffer_length_in_chain (vm, b[1]);
stats_n_packets += 2;
stats_n_bytes += len0 + len1;
+ /* save inner packet flow_hash for load-balance node */
+ vnet_buffer (b[0])->ip.flow_hash = flow_hash0;
+ vnet_buffer (b[1])->ip.flow_hash = flow_hash1;
+
/* Batch stats increment on the same geneve tunnel so counter is not
incremented per packet. Note stats are still incremented for deleted
and admin-down tunnel where packets are dropped. It is not worthwhile
}
}
- if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
+ if (PREDICT_FALSE (b[0]->flags & VLIB_BUFFER_IS_TRACED))
{
geneve_encap_trace_t *tr =
- vlib_add_trace (vm, node, b0, sizeof (*tr));
+ vlib_add_trace (vm, node, b[0], sizeof (*tr));
tr->tunnel_index = t0 - vxm->tunnels;
tr->vni = t0->vni;
}
- if (PREDICT_FALSE (b1->flags & VLIB_BUFFER_IS_TRACED))
+ if (PREDICT_FALSE (b[1]->flags & VLIB_BUFFER_IS_TRACED))
{
geneve_encap_trace_t *tr =
- vlib_add_trace (vm, node, b1, sizeof (*tr));
+ vlib_add_trace (vm, node, b[1], sizeof (*tr));
tr->tunnel_index = t1 - vxm->tunnels;
tr->vni = t1->vni;
}
+ b += 2;
vlib_validate_buffer_enqueue_x2 (vm, node, next_index,
to_next, n_left_to_next,
while (n_left_from > 0 && n_left_to_next > 0)
{
u32 bi0;
- vlib_buffer_t *b0;
u32 flow_hash0;
u32 len0;
ip4_header_t *ip4_0;
n_left_from -= 1;
n_left_to_next -= 1;
- b0 = vlib_get_buffer (vm, bi0);
-
- flow_hash0 = vnet_l2_compute_flow_hash (b0);
+ flow_hash0 = vnet_l2_compute_flow_hash (b[0]);
/* Get next node index and adj index from tunnel next_dpo */
- if (sw_if_index0 != vnet_buffer (b0)->sw_if_index[VLIB_TX])
+ if (sw_if_index0 != vnet_buffer (b[0])->sw_if_index[VLIB_TX])
{
- sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_TX];
+ sw_if_index0 = vnet_buffer (b[0])->sw_if_index[VLIB_TX];
hi0 = vnet_get_sup_hw_interface (vnm, sw_if_index0);
t0 = &vxm->tunnels[hi0->dev_instance];
/* Note: change to always set next0 if it may be set to drop */
next0 = t0->next_dpo.dpoi_next_node;
}
- vnet_buffer (b0)->ip.adj_index[VLIB_TX] = t0->next_dpo.dpoi_index;
+
+ ALWAYS_ASSERT (t0 != NULL);
+
+ vnet_buffer (b[0])->ip.adj_index[VLIB_TX] = t0->next_dpo.dpoi_index;
/* Apply the rewrite string. $$$$ vnet_rewrite? */
- vlib_buffer_advance (b0, -(word) _vec_len (t0->rewrite));
+ vlib_buffer_advance (b[0], -(word) _vec_len (t0->rewrite));
if (is_ip4)
{
#endif
ASSERT (vec_len (t0->rewrite) == ip4_geneve_header_total_len0);
- ip4_0 = vlib_buffer_get_current (b0);
+ ip4_0 = vlib_buffer_get_current (b[0]);
/* Copy the fixed header */
copy_dst0 = (u64 *) ip4_0;
/* Fix the IP4 checksum and length */
sum0 = ip4_0->checksum;
new_l0 = /* old_l0 always 0, see the rewrite setup */
- clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0));
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b[0]));
sum0 = ip_csum_update (sum0, old_l0, new_l0, ip4_header_t,
length /* changed member */ );
ip4_0->checksum = ip_csum_fold (sum0);
/* Fix UDP length and set source port */
udp0 = (udp_header_t *) (ip4_0 + 1);
new_l0 =
- clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0) -
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b[0]) -
sizeof (*ip4_0));
udp0->length = new_l0;
udp0->src_port = flow_hash0;
#endif
ASSERT (vec_len (t0->rewrite) == ip6_geneve_header_total_len0);
- ip6_0 = vlib_buffer_get_current (b0);
+ ip6_0 = vlib_buffer_get_current (b[0]);
/* Copy the fixed header */
copy_dst0 = (u64 *) ip6_0;
copy_src0 = (u64 *) t0->rewrite;
#undef _
/* Fix IP6 payload length */
new_l0 =
- clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0)
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b[0])
- sizeof (*ip6_0));
ip6_0->payload_length = new_l0;
udp0->src_port = flow_hash0;
/* IPv6 UDP checksum is mandatory */
- udp0->checksum = ip6_tcp_udp_icmp_compute_checksum (vm, b0,
+ udp0->checksum = ip6_tcp_udp_icmp_compute_checksum (vm, b[0],
ip6_0,
&bogus);
ASSERT (bogus == 0);
}
pkts_encapsulated++;
- len0 = vlib_buffer_length_in_chain (vm, b0);
+ len0 = vlib_buffer_length_in_chain (vm, b[0]);
stats_n_packets += 1;
stats_n_bytes += len0;
+ /* save inner packet flow_hash for load-balance node */
+ vnet_buffer (b[0])->ip.flow_hash = flow_hash0;
+
/* Batch stats increment on the same geneve tunnel so counter is not
incremented per packet. Note stats are still incremented for deleted
and admin-down tunnel where packets are dropped. It is not worthwhile
stats_sw_if_index = sw_if_index0;
}
- if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
+ if (PREDICT_FALSE (b[0]->flags & VLIB_BUFFER_IS_TRACED))
{
geneve_encap_trace_t *tr =
- vlib_add_trace (vm, node, b0, sizeof (*tr));
+ vlib_add_trace (vm, node, b[0], sizeof (*tr));
tr->tunnel_index = t0 - vxm->tunnels;
tr->vni = t0->vni;
}
+ b += 1;
+
vlib_validate_buffer_enqueue_x1 (vm, node, next_index,
to_next, n_left_to_next,
bi0, next0);
return from_frame->n_vectors;
}
-static uword
-geneve4_encap (vlib_main_t * vm,
- vlib_node_runtime_t * node, vlib_frame_t * from_frame)
+VLIB_NODE_FN (geneve4_encap_node) (vlib_main_t * vm,
+ vlib_node_runtime_t * node,
+ vlib_frame_t * from_frame)
{
return geneve_encap_inline (vm, node, from_frame, /* is_ip4 */ 1);
}
-static uword
-geneve6_encap (vlib_main_t * vm,
- vlib_node_runtime_t * node, vlib_frame_t * from_frame)
+VLIB_NODE_FN (geneve6_encap_node) (vlib_main_t * vm,
+ vlib_node_runtime_t * node,
+ vlib_frame_t * from_frame)
{
return geneve_encap_inline (vm, node, from_frame, /* is_ip4 */ 0);
}
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (geneve4_encap_node) = {
- .function = geneve4_encap,
.name = "geneve4-encap",
.vector_size = sizeof (u32),
.format_trace = format_geneve_encap_trace,
},
};
-VLIB_NODE_FUNCTION_MULTIARCH (geneve4_encap_node, geneve4_encap)
-
VLIB_REGISTER_NODE (geneve6_encap_node) = {
- .function = geneve6_encap,
.name = "geneve6-encap",
.vector_size = sizeof (u32),
.format_trace = format_geneve_encap_trace,
[GENEVE_ENCAP_NEXT_DROP] = "error-drop",
},
};
-
-VLIB_NODE_FUNCTION_MULTIARCH (geneve6_encap_node, geneve6_encap)
/* *INDENT-ON* */
/*
Code Review / vpp.git / blobdiff