diff options
| author |   Nathan Skrzypczak <nathan.skrzypczak@gmail.com> | 2021-10-14 18:41:57 +0300 |
|---|---|---|
| committer |   Beno�t Ganne <bganne@cisco.com> | 2023-08-08 14:06:08 +0000 |
| commit | 6631032791f842017c20ddf217e915c465ff809d (patch) | |
| tree | 80c72dd02c55f96bed52821b9a24404599055166 /src/plugins/cnat/cnat_node.h | |
| parent | cad2111129b57c9c14f5c6bc645286fdc5bf4a3c (diff) | |
cnat: flag to disable rsession
This adds a flag on the translation
asking the VIP & input-feature nodes
not to create the return session when
translating / load-balancing an incoming
flow. This is needed with maglev & DSR
Type: feature
Change-Id: I699012310ddc59f6ceeeb4878638eac6da5128dc
Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>
Diffstat (limited to 'src/plugins/cnat/cnat_node.h')
| -rw-r--r-- | src/plugins/cnat/cnat_node.h | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/src/plugins/cnat/cnat_node.h b/src/plugins/cnat/cnat_node.h index 75c1b4ac3ab..d81f6745bc4 100644 --- a/src/plugins/cnat/cnat_node.h +++ b/src/plugins/cnat/cnat_node.h @@ -819,10 +819,20 @@ cnat_load_balance (const cnat_translation_t *ct, ip_address_family_t af, * rsession_location is the location the (return) session will be * matched at */ + static_always_inline void -cnat_session_create (cnat_session_t *session, cnat_node_ctx_t *ctx, - cnat_session_location_t rsession_location, - u8 rsession_flags) +cnat_session_create (cnat_session_t *session, cnat_node_ctx_t *ctx) +{ + cnat_bihash_kv_t *bkey = (cnat_bihash_kv_t *) session; + + session->value.cs_ts_index = cnat_timestamp_new (ctx->now); + cnat_bihash_add_del (&cnat_session_db, bkey, 1); +} + +static_always_inline void +cnat_rsession_create (cnat_session_t *session, cnat_node_ctx_t *ctx, + cnat_session_location_t rsession_location, + cnat_session_flag_t rsession_flags) { cnat_client_t *cc; cnat_bihash_kv_t rkey; @@ -831,7 +841,7 @@ cnat_session_create (cnat_session_t *session, cnat_node_ctx_t *ctx, int rv, n_retries = 0; static u32 sport_seed = 0; - session->value.cs_ts_index = cnat_timestamp_new (ctx->now); + cnat_timestamp_inc_refcnt (session->value.cs_ts_index); /* First create the return session */ ip46_address_copy (&rsession->key.cs_ip[VLIB_RX], |