diff options
Diffstat (limited to 'src/plugins/nat')
| -rw-r--r-- | src/plugins/nat/nat44-ed/nat44_ed.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/plugins/nat/nat44-ed/nat44_ed.c b/src/plugins/nat/nat44-ed/nat44_ed.c index ad78dc2dd1f..b9dbe6ebeca 100644 --- a/src/plugins/nat/nat44-ed/nat44_ed.c +++ b/src/plugins/nat/nat44-ed/nat44_ed.c @@ -2854,6 +2854,28 @@ nat44_ed_get_in2out_worker_index (vlib_buffer_t *b, ip4_header_t *ip, } } + if (PREDICT_FALSE (ip->protocol == IP_PROTOCOL_ICMP)) + { + ip4_address_t lookup_saddr, lookup_daddr; + u16 lookup_sport, lookup_dport; + u8 lookup_protocol; + + if (!nat_get_icmp_session_lookup_values ( + b, ip, &lookup_saddr, &lookup_sport, &lookup_daddr, + &lookup_dport, &lookup_protocol)) + { + init_ed_k (&kv16, lookup_saddr, lookup_sport, lookup_daddr, + lookup_dport, rx_fib_index, lookup_protocol); + if (!clib_bihash_search_16_8 (&sm->flow_hash, &kv16, &value16)) + { + next_worker_index = ed_value_get_thread_index (&value16); + vnet_buffer2 (b)->nat.cached_session_index = + ed_value_get_session_index (&value16); + goto out; + } + } + } + init_ed_k (&kv16, ip->src_address, vnet_buffer (b)->ip.reass.l4_src_port, ip->dst_address, vnet_buffer (b)->ip.reass.l4_dst_port, fib_index, ip->protocol); |