diff options
Diffstat (limited to 'src/plugins/nat/nat64_out2in.c')
| -rw-r--r-- | src/plugins/nat/nat64_out2in.c | 69 |
1 files changed, 59 insertions, 10 deletions
diff --git a/src/plugins/nat/nat64_out2in.c b/src/plugins/nat/nat64_out2in.c index 1c8df8a16db..ba35de1e2a1 100644 --- a/src/plugins/nat/nat64_out2in.c +++ b/src/plugins/nat/nat64_out2in.c @@ -72,13 +72,20 @@ vlib_node_registration_t nat64_out2in_reass_node; vlib_node_registration_t nat64_out2in_handoff_node; #define foreach_nat64_out2in_error \ -_(UNSUPPORTED_PROTOCOL, "Unsupported protocol") \ -_(OUT2IN_PACKETS, "Good out2in packets processed") \ -_(NO_TRANSLATION, "No translation") \ +_(UNSUPPORTED_PROTOCOL, "unsupported protocol") \ +_(OUT2IN_PACKETS, "good out2in 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 @@ -413,6 +420,8 @@ nat64_out2in_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, nat64_out2in_next_t next_index; u32 pkts_processed = 0; 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; @@ -459,17 +468,20 @@ nat64_out2in_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, next0 = NAT64_OUT2IN_NEXT_DROP; b0->error = node->errors[NAT64_OUT2IN_ERROR_NO_TRANSLATION]; } + other_packets++; goto trace0; } if (PREDICT_FALSE (ip4_is_fragment (ip40))) { next0 = NAT64_OUT2IN_NEXT_REASS; + fragments++; goto trace0; } if (proto0 == SNAT_PROTOCOL_ICMP) { + icmp_packets++; if (icmp_to_icmp6 (b0, nat64_out2in_icmp_set_cb, &ctx0, nat64_out2in_inner_icmp_set_cb, &ctx0)) @@ -481,6 +493,11 @@ nat64_out2in_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, } else { + if (proto0 == SNAT_PROTOCOL_TCP) + tcp_packets++; + else + udp_packets++; + if (ip4_to_ip6_tcp_udp (b0, nat64_out2in_tcp_udp_set_cb, &ctx0)) { udp0 = ip4_next_header (ip40); @@ -511,7 +528,7 @@ nat64_out2in_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, t->next_index = next0; } - pkts_processed += next0 != NAT64_OUT2IN_NEXT_DROP; + pkts_processed += next0 == NAT64_OUT2IN_NEXT_IP6_LOOKUP; /* verify speculative enqueue, maybe switch current next frame */ vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next, @@ -522,6 +539,18 @@ nat64_out2in_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_node_increment_counter (vm, nat64_out2in_node.index, NAT64_OUT2IN_ERROR_OUT2IN_PACKETS, pkts_processed); + vlib_node_increment_counter (vm, nat64_out2in_node.index, + NAT64_OUT2IN_ERROR_TCP_PACKETS, tcp_packets); + vlib_node_increment_counter (vm, nat64_out2in_node.index, + NAT64_OUT2IN_ERROR_UDP_PACKETS, tcp_packets); + vlib_node_increment_counter (vm, nat64_out2in_node.index, + NAT64_OUT2IN_ERROR_ICMP_PACKETS, icmp_packets); + vlib_node_increment_counter (vm, nat64_out2in_node.index, + NAT64_OUT2IN_ERROR_OTHER_PACKETS, + other_packets); + vlib_node_increment_counter (vm, nat64_out2in_node.index, + NAT64_OUT2IN_ERROR_FRAGMENTS, fragments); + return frame->n_vectors; } @@ -651,7 +680,7 @@ nat64_out2in_reass_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, { u32 n_left_from, *from, *to_next; nat64_out2in_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; @@ -825,6 +854,7 @@ nat64_out2in_reass_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, { n_left_to_next++; to_next--; + cached_fragments++; } else { @@ -862,8 +892,11 @@ nat64_out2in_reass_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, } vlib_node_increment_counter (vm, nat64_out2in_reass_node.index, - NAT64_OUT2IN_ERROR_OUT2IN_PACKETS, + NAT64_OUT2IN_ERROR_PROCESSED_FRAGMENTS, pkts_processed); + vlib_node_increment_counter (vm, nat64_out2in_reass_node.index, + NAT64_OUT2IN_ERROR_CACHED_FRAGMENTS, + cached_fragments); nat_send_all_to_node (vm, fragments_to_drop, node, &node->errors[NAT64_OUT2IN_ERROR_DROP_FRAGMENT], @@ -898,7 +931,9 @@ VLIB_NODE_FUNCTION_MULTIARCH (nat64_out2in_reass_node, nat64_out2in_reass_node_fn); #define foreach_nat64_out2in_handoff_error \ -_(CONGESTION_DROP, "congestion drop") +_(CONGESTION_DROP, "congestion drop") \ +_(SAME_WORKER, "same worker") \ +_(DO_HANDOFF, "do handoff") typedef enum { @@ -942,6 +977,8 @@ nat64_out2in_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; @@ -959,6 +996,11 @@ nat64_out2in_handoff_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, ip0 = vlib_buffer_get_current (b[0]); ti[0] = nat64_get_worker_out2in (ip0); + 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))) @@ -981,6 +1023,13 @@ nat64_out2in_handoff_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_node_increment_counter (vm, node->node_index, NAT64_OUT2IN_HANDOFF_ERROR_CONGESTION_DROP, frame->n_vectors - n_enq); + vlib_node_increment_counter (vm, node->node_index, + NAT64_OUT2IN_HANDOFF_ERROR_SAME_WORKER, + same_worker); + vlib_node_increment_counter (vm, node->node_index, + NAT64_OUT2IN_HANDOFF_ERROR_DO_HANDOFF, + do_handoff); + return frame->n_vectors; } |