diff options
| author |   Piotr Bronowski <piotrx.bronowski@intel.com> | 2022-08-31 13:48:14 +0000 |
|---|---|---|
| committer | Piotr Bronowski <piotrx.bronowski@intel.com> | 2022-09-12 11:55:14 +0200 |
| commit | 993b6bee63d4f455db0a6021c9659aad4545acf2 (patch) | |
| tree | 9c098bf4cadb56fbb3170264b0801c1565cac872 /src/vnet/ipsec/ipsec_output.h | |
| parent | a27aa6b413512415a592ecd1f14714fd1634d29c (diff) | |
ipsec: introduce fast path ipv4 inbound matching
This patch introduces fast path matching for inbound traffic ipv4.
Fast path uses bihash tables in order to find matching policy. Adding
and removing policies in fast path is much faster than in current
implementation. It is still new feature and further work needs
and can be done in order to improve perfromance.
Type: feature
Signed-off-by: Piotr Bronowski <piotrx.bronowski@intel.com>
Change-Id: Ifbd5bfecc21b76ddf8363f5dc089d77595196675
Diffstat (limited to 'src/vnet/ipsec/ipsec_output.h')
| -rw-r--r-- | src/vnet/ipsec/ipsec_output.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/vnet/ipsec/ipsec_output.h b/src/vnet/ipsec/ipsec_output.h index 1239ed1f192..30f4ebedeb7 100644 --- a/src/vnet/ipsec/ipsec_output.h +++ b/src/vnet/ipsec/ipsec_output.h @@ -179,7 +179,8 @@ ipsec_output_policy_match_n (ipsec_spd_t *spd, clib_memset (policies, 0, n * sizeof (ipsec_policy_t *)); - if (im->ipv4_fp_spd_is_enabled) + if (im->fp_spd_ipv4_out_is_enabled && + PREDICT_TRUE (INDEX_INVALID != spd->fp_spd.ip4_out_lookup_hash_idx)) { ipsec_fp_5tuple_from_ip4_range_n (tuples, ip4_5tuples, n); counter += ipsec_fp_out_policy_match_n (&spd->fp_spd, 0, tuples, @@ -330,7 +331,8 @@ ipsec_output_policy_match (ipsec_spd_t *spd, u8 pr, u32 la, u32 ra, u16 lp, if (!spd) return 0; - if (im->ipv4_fp_spd_is_enabled) + if (im->fp_spd_ipv4_out_is_enabled && + PREDICT_TRUE (INDEX_INVALID != spd->fp_spd.ip4_out_lookup_hash_idx)) { ipsec_fp_5tuple_from_ip4_range (&tuples[0], la, ra, lp, rp, pr); ipsec_fp_out_policy_match_n (&spd->fp_spd, 0, tuples, policies, @@ -437,7 +439,8 @@ ipsec6_output_policy_match (ipsec_spd_t *spd, ip6_address_t *la, if (!spd) return 0; - if (im->ipv6_fp_spd_is_enabled) + if (im->fp_spd_ipv6_out_is_enabled && + PREDICT_TRUE (INDEX_INVALID != spd->fp_spd.ip6_out_lookup_hash_idx)) { ipsec_fp_5tuple_from_ip6_range (&tuples[0], la, ra, lp, rp, pr); |