From 589fe7ca61111d742ed2e6249728eb54423bab16 Mon Sep 17 00:00:00 2001 From: hedi bouattour Date: Mon, 11 Sep 2023 14:48:12 +0000 Subject: cnat: add flow hash config to cnat translation Type: feature this patch adds a hash config field to cnat translation to use it in load balancing instead of always using default one Change-Id: I5b79642ca8b365b5dcc06664f6c100a9d3830a29 Signed-off-by: hedi bouattour --- src/plugins/cnat/cnat_translation.c | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) (limited to 'src/plugins/cnat/cnat_translation.c') diff --git a/src/plugins/cnat/cnat_translation.c b/src/plugins/cnat/cnat_translation.c index 4645c50c3c2..1cdb94f04a6 100644 --- a/src/plugins/cnat/cnat_translation.c +++ b/src/plugins/cnat/cnat_translation.c @@ -221,8 +221,11 @@ cnat_translation_stack (cnat_translation_t * ct) if (trk->ct_flags & CNAT_TRK_ACTIVE) vec_add1 (ct->ct_active_paths, *trk); + flow_hash_config_t fhc = IP_FLOW_HASH_DEFAULT; + if (ct->fhc != 0) + fhc = ct->fhc; lbi = load_balance_create (vec_len (ct->ct_active_paths), - fib_proto_to_dpo (fproto), IP_FLOW_HASH_DEFAULT); + fib_proto_to_dpo (fproto), fhc); ep_idx = 0; vec_foreach (trk, ct->ct_active_paths) @@ -263,7 +266,7 @@ cnat_translation_delete (u32 id) u32 cnat_translation_update (cnat_endpoint_t *vip, ip_protocol_t proto, cnat_endpoint_tuple_t *paths, u8 flags, - cnat_lb_type_t lb_type) + cnat_lb_type_t lb_type, flow_hash_config_t fhc) { cnat_endpoint_tuple_t *path; const cnat_client_t *cc; @@ -296,6 +299,7 @@ cnat_translation_update (cnat_endpoint_t *vip, ip_protocol_t proto, ct->ct_cci = cci; ct->index = ct - cnat_translation_pool; ct->lb_type = lb_type; + ct->fhc = fhc; cnat_add_translation_to_db (cci, vip, proto, ct->index); cnat_client_translation_added (cci); @@ -384,6 +388,11 @@ format_cnat_translation (u8 * s, va_list * args) format_ip_protocol, ct->ct_proto); s = format (s, "lb:%U ", format_cnat_lb_type, ct->lb_type); + if ((ct->fhc == 0) || (ct->fhc == IP_FLOW_HASH_DEFAULT)) + s = format (s, "fhc:0x%x(default)", IP_FLOW_HASH_DEFAULT); + else + s = format (s, "fhc:0x%x", ct->fhc); + vec_foreach (ck, ct->ct_paths) s = format (s, "\n%U", format_cnat_ep_trk, ck, 2); @@ -576,8 +585,9 @@ cnat_translation_cli_add_del (vlib_main_t * vm, } } + flow_hash_config_t fhc = 0; if (INDEX_INVALID == del_index) - cnat_translation_update (&vip, proto, paths, flags, lb_type); + cnat_translation_update (&vip, proto, paths, flags, lb_type, fhc); else cnat_translation_delete (del_index); -- cgit 1.2.3-korg