diff options
Diffstat (limited to 'src/plugins/nat/nat64_in2out.c')
| -rw-r--r-- | src/plugins/nat/nat64_in2out.c | 63 |
1 files changed, 56 insertions, 7 deletions
diff --git a/src/plugins/nat/nat64_in2out.c b/src/plugins/nat/nat64_in2out.c index 0652f4481bc..372931c7e4b 100644 --- a/src/plugins/nat/nat64_in2out.c +++ b/src/plugins/nat/nat64_in2out.c @@ -80,9 +80,16 @@ _(UNSUPPORTED_PROTOCOL, "unsupported protocol") \ _(IN2OUT_PACKETS, "good in2out packets processed") \ _(NO_TRANSLATION, "no translation") \ _(UNKNOWN, "unknown") \ -_(DROP_FRAGMENT, "Drop fragment") \ -_(MAX_REASS, "Maximum reassemblies exceeded") \ -_(MAX_FRAG, "Maximum fragments per reassembly 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 @@ -928,6 +935,8 @@ nat64_in2out_node_fn_inline (vlib_main_t * vm, vlib_node_runtime_t * node, u32 pkts_processed = 0; u32 stats_node_index; u32 thread_index = vm->thread_index; + u32 tcp_packets = 0, udp_packets = 0, icmp_packets = 0, other_packets = + 0, fragments = 0; stats_node_index = is_slow_path ? nat64_in2out_slowpath_node.index : nat64_in2out_node.index; @@ -995,6 +1004,7 @@ nat64_in2out_node_fn_inline (vlib_main_t * vm, vlib_node_runtime_t * node, { if (PREDICT_TRUE (proto0 == ~0)) { + other_packets++; if (is_hairpinning (&ip60->dst_address)) { next0 = NAT64_IN2OUT_NEXT_IP6_LOOKUP; @@ -1031,11 +1041,13 @@ nat64_in2out_node_fn_inline (vlib_main_t * vm, vlib_node_runtime_t * node, (ip60->protocol == IP_PROTOCOL_IPV6_FRAGMENTATION)) { next0 = NAT64_IN2OUT_NEXT_REASS; + fragments++; goto trace0; } if (proto0 == SNAT_PROTOCOL_ICMP) { + icmp_packets++; if (is_hairpinning (&ip60->dst_address)) { next0 = NAT64_IN2OUT_NEXT_IP6_LOOKUP; @@ -1060,6 +1072,11 @@ nat64_in2out_node_fn_inline (vlib_main_t * vm, vlib_node_runtime_t * node, } else if (proto0 == SNAT_PROTOCOL_TCP || proto0 == SNAT_PROTOCOL_UDP) { + if (proto0 == SNAT_PROTOCOL_TCP) + tcp_packets++; + else + udp_packets++; + if (is_hairpinning (&ip60->dst_address)) { next0 = NAT64_IN2OUT_NEXT_IP6_LOOKUP; @@ -1093,7 +1110,7 @@ nat64_in2out_node_fn_inline (vlib_main_t * vm, vlib_node_runtime_t * node, t->is_slow_path = is_slow_path; } - pkts_processed += next0 != NAT64_IN2OUT_NEXT_DROP; + pkts_processed += next0 == NAT64_IN2OUT_NEXT_IP4_LOOKUP; /* verify speculative enqueue, maybe switch current next frame */ vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next, @@ -1104,6 +1121,18 @@ nat64_in2out_node_fn_inline (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_node_increment_counter (vm, stats_node_index, NAT64_IN2OUT_ERROR_IN2OUT_PACKETS, pkts_processed); + vlib_node_increment_counter (vm, stats_node_index, + NAT64_IN2OUT_ERROR_TCP_PACKETS, tcp_packets); + vlib_node_increment_counter (vm, stats_node_index, + NAT64_IN2OUT_ERROR_UDP_PACKETS, tcp_packets); + vlib_node_increment_counter (vm, stats_node_index, + NAT64_IN2OUT_ERROR_ICMP_PACKETS, icmp_packets); + vlib_node_increment_counter (vm, stats_node_index, + NAT64_IN2OUT_ERROR_OTHER_PACKETS, + other_packets); + vlib_node_increment_counter (vm, stats_node_index, + NAT64_IN2OUT_ERROR_FRAGMENTS, fragments); + return frame->n_vectors; } @@ -1321,7 +1350,7 @@ nat64_in2out_reass_node_fn (vlib_main_t * vm, { u32 n_left_from, *from, *to_next; nat64_in2out_next_t next_index; - u32 pkts_processed = 0; + u32 pkts_processed = 0, cached_fragments = 0; u32 *fragments_to_drop = 0; u32 *fragments_to_loopback = 0; nat64_main_t *nm = &nat64_main; @@ -1542,6 +1571,7 @@ nat64_in2out_reass_node_fn (vlib_main_t * vm, { n_left_to_next++; to_next--; + cached_fragments++; } else { @@ -1579,8 +1609,11 @@ nat64_in2out_reass_node_fn (vlib_main_t * vm, } vlib_node_increment_counter (vm, nat64_in2out_reass_node.index, - NAT64_IN2OUT_ERROR_IN2OUT_PACKETS, + NAT64_IN2OUT_ERROR_PROCESSED_FRAGMENTS, pkts_processed); + vlib_node_increment_counter (vm, nat64_in2out_reass_node.index, + NAT64_IN2OUT_ERROR_CACHED_FRAGMENTS, + cached_fragments); nat_send_all_to_node (vm, fragments_to_drop, node, &node->errors[NAT64_IN2OUT_ERROR_DROP_FRAGMENT], @@ -1616,7 +1649,9 @@ VLIB_NODE_FUNCTION_MULTIARCH (nat64_in2out_reass_node, nat64_in2out_reass_node_fn); #define foreach_nat64_in2out_handoff_error \ -_(CONGESTION_DROP, "congestion drop") +_(CONGESTION_DROP, "congestion drop") \ +_(SAME_WORKER, "same worker") \ +_(DO_HANDOFF, "do handoff") typedef enum { @@ -1660,6 +1695,8 @@ nat64_in2out_handoff_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, u32 n_enq, n_left_from, *from; u16 thread_indices[VLIB_FRAME_SIZE], *ti; u32 fq_index; + u32 thread_index = vm->thread_index; + u32 do_handoff = 0, same_worker = 0; from = vlib_frame_vector_args (frame); n_left_from = frame->n_vectors; @@ -1677,6 +1714,11 @@ nat64_in2out_handoff_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, ip0 = vlib_buffer_get_current (b[0]); ti[0] = nat64_get_worker_in2out (&ip0->src_address); + if (ti[0] != thread_index) + do_handoff++; + else + same_worker++; + if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && (b[0]->flags & VLIB_BUFFER_IS_TRACED))) @@ -1699,6 +1741,13 @@ nat64_in2out_handoff_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_node_increment_counter (vm, node->node_index, NAT64_IN2OUT_HANDOFF_ERROR_CONGESTION_DROP, frame->n_vectors - n_enq); + vlib_node_increment_counter (vm, node->node_index, + NAT64_IN2OUT_HANDOFF_ERROR_SAME_WORKER, + same_worker); + vlib_node_increment_counter (vm, node->node_index, + NAT64_IN2OUT_HANDOFF_ERROR_DO_HANDOFF, + do_handoff); + return frame->n_vectors; } |