vlib_node_registration_t nat44_out2in_reass_node;
#define foreach_snat_out2in_error \
-_(UNSUPPORTED_PROTOCOL, "Unsupported protocol") \
-_(OUT2IN_PACKETS, "Good out2in packets processed") \
-_(OUT_OF_PORTS, "Out of ports") \
+_(UNSUPPORTED_PROTOCOL, "unsupported protocol") \
+_(OUT2IN_PACKETS, "good out2in packets processed") \
+_(OUT_OF_PORTS, "out of ports") \
_(BAD_ICMP_TYPE, "unsupported ICMP type") \
-_(NO_TRANSLATION, "No translation") \
-_(MAX_SESSIONS_EXCEEDED, "Maximum sessions exceeded") \
-_(DROP_FRAGMENT, "Drop fragment") \
-_(MAX_REASS, "Maximum reassemblies exceeded") \
-_(MAX_FRAG, "Maximum fragments per reassembly exceeded")
+_(NO_TRANSLATION, "no translation") \
+_(MAX_SESSIONS_EXCEEDED, "maximum sessions exceeded") \
+_(DROP_FRAGMENT, "drop fragment") \
+_(MAX_REASS, "maximum reassemblies exceeded") \
+_(MAX_FRAG, "maximum fragments per reassembly exceeded")\
+_(TCP_PACKETS, "TCP packets") \
+_(UDP_PACKETS, "UDP packets") \
+_(ICMP_PACKETS, "ICMP packets") \
+_(OTHER_PACKETS, "other protocol packets") \
+_(FRAGMENTS, "fragments") \
+_(CACHED_FRAGMENTS, "cached fragments") \
+_(PROCESSED_FRAGMENTS, "processed fragments")
typedef enum
{
snat_main_t *sm = &snat_main;
f64 now = vlib_time_now (vm);
u32 thread_index = vm->thread_index;
+ u32 tcp_packets = 0, udp_packets = 0, icmp_packets = 0, other_packets =
+ 0, fragments = 0;
from = vlib_frame_vector_args (frame);
n_left_from = frame->n_vectors;
next0 = SNAT_OUT2IN_NEXT_DROP;
}
}
+ other_packets++;
goto trace0;
}
if (PREDICT_FALSE (ip4_is_fragment (ip0)))
{
next0 = SNAT_OUT2IN_NEXT_REASS;
+ fragments++;
goto trace0;
}
next0 = icmp_out2in_slow_path
(sm, b0, ip0, icmp0, sw_if_index0, rx_fib_index0, node,
next0, now, thread_index, &s0);
+ icmp_packets++;
goto trace0;
}
ip4_header_t /* cheat */ ,
length /* changed member */ );
tcp0->checksum = ip_csum_fold (sum0);
+ tcp_packets++;
}
else
{
old_port0 = udp0->dst_port;
udp0->dst_port = s0->in2out.port;
udp0->checksum = 0;
+ udp_packets++;
}
/* Accounting */
s0 - sm->per_thread_data[thread_index].sessions;
}
- pkts_processed += next0 != SNAT_OUT2IN_NEXT_DROP;
+ pkts_processed += next0 == SNAT_OUT2IN_NEXT_LOOKUP;
ip1 = vlib_buffer_get_current (b1);
next1 = SNAT_OUT2IN_NEXT_DROP;
}
}
+ other_packets++;
goto trace1;
}
if (PREDICT_FALSE (ip4_is_fragment (ip1)))
{
next1 = SNAT_OUT2IN_NEXT_REASS;
+ fragments++;
goto trace1;
}
next1 = icmp_out2in_slow_path
(sm, b1, ip1, icmp1, sw_if_index1, rx_fib_index1, node,
next1, now, thread_index, &s1);
+ icmp_packets++;
goto trace1;
}
ip4_header_t /* cheat */ ,
length /* changed member */ );
tcp1->checksum = ip_csum_fold (sum1);
+ tcp_packets++;
}
else
{
old_port1 = udp1->dst_port;
udp1->dst_port = s1->in2out.port;
udp1->checksum = 0;
+ udp_packets++;
}
/* Accounting */
s1 - sm->per_thread_data[thread_index].sessions;
}
- pkts_processed += next1 != SNAT_OUT2IN_NEXT_DROP;
+ pkts_processed += next1 == SNAT_OUT2IN_NEXT_LOOKUP;
/* verify speculative enqueues, maybe switch current next frame */
vlib_validate_buffer_enqueue_x2 (vm, node, next_index,
next0 = SNAT_OUT2IN_NEXT_DROP;
}
}
+ other_packets++;
goto trace00;
}
if (PREDICT_FALSE (ip4_is_fragment (ip0)))
{
next0 = SNAT_OUT2IN_NEXT_REASS;
+ fragments++;
goto trace00;
}
next0 = icmp_out2in_slow_path
(sm, b0, ip0, icmp0, sw_if_index0, rx_fib_index0, node,
next0, now, thread_index, &s0);
+ icmp_packets++;
goto trace00;
}
ip4_header_t /* cheat */ ,
length /* changed member */ );
tcp0->checksum = ip_csum_fold (sum0);
+ tcp_packets++;
}
else
{
old_port0 = udp0->dst_port;
udp0->dst_port = s0->in2out.port;
udp0->checksum = 0;
+ udp_packets++;
}
/* Accounting */
s0 - sm->per_thread_data[thread_index].sessions;
}
- pkts_processed += next0 != SNAT_OUT2IN_NEXT_DROP;
+ pkts_processed += next0 == SNAT_OUT2IN_NEXT_LOOKUP;
/* verify speculative enqueue, maybe switch current next frame */
vlib_validate_buffer_enqueue_x1 (vm, node, next_index,
vlib_node_increment_counter (vm, snat_out2in_node.index,
SNAT_OUT2IN_ERROR_OUT2IN_PACKETS,
pkts_processed);
+ vlib_node_increment_counter (vm, snat_out2in_node.index,
+ SNAT_OUT2IN_ERROR_TCP_PACKETS, tcp_packets);
+ vlib_node_increment_counter (vm, snat_out2in_node.index,
+ SNAT_OUT2IN_ERROR_UDP_PACKETS, udp_packets);
+ vlib_node_increment_counter (vm, snat_out2in_node.index,
+ SNAT_OUT2IN_ERROR_ICMP_PACKETS, icmp_packets);
+ vlib_node_increment_counter (vm, snat_out2in_node.index,
+ SNAT_OUT2IN_ERROR_OTHER_PACKETS,
+ other_packets);
+ vlib_node_increment_counter (vm, snat_out2in_node.index,
+ SNAT_OUT2IN_ERROR_FRAGMENTS, fragments);
+
return frame->n_vectors;
}
{
u32 n_left_from, *from, *to_next;
snat_out2in_next_t next_index;
- u32 pkts_processed = 0;
+ u32 pkts_processed = 0, cached_fragments = 0;
snat_main_t *sm = &snat_main;
f64 now = vlib_time_now (vm);
u32 thread_index = vm->thread_index;
{
n_left_to_next++;
to_next--;
+ cached_fragments++;
}
else
{
}
vlib_node_increment_counter (vm, nat44_out2in_reass_node.index,
- SNAT_OUT2IN_ERROR_OUT2IN_PACKETS,
+ SNAT_OUT2IN_ERROR_PROCESSED_FRAGMENTS,
pkts_processed);
+ vlib_node_increment_counter (vm, nat44_out2in_reass_node.index,
+ SNAT_OUT2IN_ERROR_CACHED_FRAGMENTS,
+ cached_fragments);
nat_send_all_to_node (vm, fragments_to_drop, node,
&node->errors[SNAT_OUT2IN_ERROR_DROP_FRAGMENT],