#include <vnet/fib/ip4_fib.h>
#include <vppinfra/error.h>
#include <nat/nat.h>
+#include <nat/nat_inlines.h>
typedef struct
{
u32 next_worker_index;
u32 trace_index;
u8 in2out;
+ u8 output;
} nat44_handoff_trace_t;
#define foreach_nat44_handoff_error \
CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
nat44_handoff_trace_t *t = va_arg (*args, nat44_handoff_trace_t *);
- char *tag;
+ char *tag, *output;
tag = t->in2out ? "IN2OUT" : "OUT2IN";
+ output = t->output ? "OUTPUT-FEATURE" : "";
s =
- format (s, "NAT44_%s_WORKER_HANDOFF: next-worker %d trace index %d", tag,
- t->next_worker_index, t->trace_index);
+ format (s, "NAT44_%s_WORKER_HANDOFF %s: next-worker %d trace index %d",
+ tag, output, t->next_worker_index, t->trace_index);
return s;
}
vlib_buffer_t *bufs[VLIB_FRAME_SIZE], **b = bufs;
snat_main_t *sm = &snat_main;
- snat_get_worker_function_t *get_worker;
u32 fq_index, thread_index = vm->thread_index;
from = vlib_frame_vector_args (frame);
if (is_in2out)
{
fq_index = is_output ? sm->fq_in2out_output_index : sm->fq_in2out_index;
- get_worker = sm->worker_in2out_cb;
}
else
{
fq_index = sm->fq_out2in_index;
- get_worker = sm->worker_out2in_cb;
}
while (n_left_from >= 4)
{
u32 sw_if_index0, sw_if_index1, sw_if_index2, sw_if_index3;
- u32 rx_fib_index0 = 0, rx_fib_index1 = 0,
- rx_fib_index2 = 0, rx_fib_index3 = 0;
+ u32 rx_fib_index0, rx_fib_index1, rx_fib_index2, rx_fib_index3;
+ u32 iph_offset0 = 0, iph_offset1 = 0, iph_offset2 = 0, iph_offset3 = 0;
ip4_header_t *ip0, *ip1, *ip2, *ip3;
if (PREDICT_TRUE (n_left_from >= 8))
CLIB_PREFETCH (&b[7]->data, CLIB_CACHE_LINE_BYTES, STORE);
}
- ip0 = vlib_buffer_get_current (b[0]);
- ip1 = vlib_buffer_get_current (b[1]);
- ip2 = vlib_buffer_get_current (b[2]);
- ip3 = vlib_buffer_get_current (b[3]);
-
- if (PREDICT_FALSE (is_in2out))
+ if (is_output)
{
- sw_if_index0 = vnet_buffer (b[0])->sw_if_index[VLIB_RX];
- sw_if_index1 = vnet_buffer (b[1])->sw_if_index[VLIB_RX];
- sw_if_index2 = vnet_buffer (b[2])->sw_if_index[VLIB_RX];
- sw_if_index3 = vnet_buffer (b[3])->sw_if_index[VLIB_RX];
-
- rx_fib_index0 =
- ip4_fib_table_get_index_for_sw_if_index (sw_if_index0);
- rx_fib_index1 =
- ip4_fib_table_get_index_for_sw_if_index (sw_if_index1);
- rx_fib_index2 =
- ip4_fib_table_get_index_for_sw_if_index (sw_if_index2);
- rx_fib_index3 =
- ip4_fib_table_get_index_for_sw_if_index (sw_if_index3);
+ iph_offset0 = vnet_buffer (b[0])->ip.save_rewrite_length;
+ iph_offset1 = vnet_buffer (b[1])->ip.save_rewrite_length;
+ iph_offset2 = vnet_buffer (b[2])->ip.save_rewrite_length;
+ iph_offset3 = vnet_buffer (b[3])->ip.save_rewrite_length;
}
- ti[0] = get_worker (ip0, rx_fib_index0);
- ti[1] = get_worker (ip1, rx_fib_index1);
- ti[2] = get_worker (ip2, rx_fib_index2);
- ti[3] = get_worker (ip3, rx_fib_index3);
+ ip0 = (ip4_header_t *) ((u8 *) vlib_buffer_get_current (b[0]) +
+ iph_offset0);
+ ip1 = (ip4_header_t *) ((u8 *) vlib_buffer_get_current (b[1]) +
+ iph_offset1);
+ ip2 = (ip4_header_t *) ((u8 *) vlib_buffer_get_current (b[2]) +
+ iph_offset2);
+ ip3 = (ip4_header_t *) ((u8 *) vlib_buffer_get_current (b[3]) +
+ iph_offset3);
+
+ sw_if_index0 = vnet_buffer (b[0])->sw_if_index[VLIB_RX];
+ sw_if_index1 = vnet_buffer (b[1])->sw_if_index[VLIB_RX];
+ sw_if_index2 = vnet_buffer (b[2])->sw_if_index[VLIB_RX];
+ sw_if_index3 = vnet_buffer (b[3])->sw_if_index[VLIB_RX];
+
+ rx_fib_index0 = ip4_fib_table_get_index_for_sw_if_index (sw_if_index0);
+ rx_fib_index1 = ip4_fib_table_get_index_for_sw_if_index (sw_if_index1);
+ rx_fib_index2 = ip4_fib_table_get_index_for_sw_if_index (sw_if_index2);
+ rx_fib_index3 = ip4_fib_table_get_index_for_sw_if_index (sw_if_index3);
+
+ if (is_in2out)
+ {
+ ti[0] = sm->worker_in2out_cb (ip0, rx_fib_index0, is_output);
+ ti[1] = sm->worker_in2out_cb (ip1, rx_fib_index1, is_output);
+ ti[2] = sm->worker_in2out_cb (ip2, rx_fib_index2, is_output);
+ ti[3] = sm->worker_in2out_cb (ip3, rx_fib_index3, is_output);
+ }
+ else
+ {
+ ti[0] = sm->worker_out2in_cb (b[0], ip0, rx_fib_index0, is_output);
+ ti[1] = sm->worker_out2in_cb (b[1], ip1, rx_fib_index1, is_output);
+ ti[2] = sm->worker_out2in_cb (b[2], ip2, rx_fib_index2, is_output);
+ ti[3] = sm->worker_out2in_cb (b[3], ip3, rx_fib_index3, is_output);
+ }
if (ti[0] == thread_index)
same_worker++;
while (n_left_from > 0)
{
u32 sw_if_index0;
- u32 rx_fib_index0 = 0;
+ u32 rx_fib_index0;
+ u32 iph_offset0 = 0;
ip4_header_t *ip0;
- ip0 = vlib_buffer_get_current (b[0]);
- if (PREDICT_FALSE (is_in2out))
+ if (is_output)
+ iph_offset0 = vnet_buffer (b[0])->ip.save_rewrite_length;
+
+ ip0 = (ip4_header_t *) ((u8 *) vlib_buffer_get_current (b[0]) +
+ iph_offset0);
+
+ sw_if_index0 = vnet_buffer (b[0])->sw_if_index[VLIB_RX];
+ rx_fib_index0 = ip4_fib_table_get_index_for_sw_if_index (sw_if_index0);
+
+ if (is_in2out)
{
- sw_if_index0 = vnet_buffer (b[0])->sw_if_index[VLIB_RX];
- rx_fib_index0 =
- ip4_fib_table_get_index_for_sw_if_index (sw_if_index0);
+ ti[0] = sm->worker_in2out_cb (ip0, rx_fib_index0, is_output);
+ }
+ else
+ {
+ ti[0] = sm->worker_out2in_cb (b[0], ip0, rx_fib_index0, is_output);
}
-
- ti[0] = get_worker (ip0, rx_fib_index0);
if (ti[0] == thread_index)
same_worker++;
t->next_worker_index = ti[0];
t->trace_index = vlib_buffer_get_trace_index (b[0]);
t->in2out = is_in2out;
+ t->output = is_output;
- b++;
- ti++;
+ b += 1;
+ ti += 1;
}
else
break;
VLIB_REGISTER_NODE (snat_in2out_worker_handoff_node) = {
.name = "nat44-in2out-worker-handoff",
.vector_size = sizeof (u32),
+ .sibling_of = "nat-default",
.format_trace = format_nat44_handoff_trace,
.type = VLIB_NODE_TYPE_INTERNAL,
.n_errors = ARRAY_LEN(nat44_handoff_error_strings),
.error_strings = nat44_handoff_error_strings,
- .n_next_nodes = 1,
- .next_nodes = {
- [0] = "error-drop",
- },
};
/* *INDENT-ON* */
VLIB_REGISTER_NODE (snat_in2out_output_worker_handoff_node) = {
.name = "nat44-in2out-output-worker-handoff",
.vector_size = sizeof (u32),
+ .sibling_of = "nat-default",
.format_trace = format_nat44_handoff_trace,
.type = VLIB_NODE_TYPE_INTERNAL,
.n_errors = ARRAY_LEN(nat44_handoff_error_strings),
.error_strings = nat44_handoff_error_strings,
- .n_next_nodes = 1,
- .next_nodes = {
- [0] = "error-drop",
- },
};
/* *INDENT-ON* */
VLIB_REGISTER_NODE (snat_out2in_worker_handoff_node) = {
.name = "nat44-out2in-worker-handoff",
.vector_size = sizeof (u32),
+ .sibling_of = "nat-default",
.format_trace = format_nat44_handoff_trace,
.type = VLIB_NODE_TYPE_INTERNAL,
.n_errors = ARRAY_LEN(nat44_handoff_error_strings),
.error_strings = nat44_handoff_error_strings,
- .n_next_nodes = 1,
- .next_nodes = {
- [0] = "error-drop",
- },
};
/* *INDENT-ON* */
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