diff options
| author |   Matus Fabian <matfabia@cisco.com> | 2018-09-03 05:02:23 -0700 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2018-09-03 14:48:54 +0000 |
| commit | ea5b5be4eeb0f4cd80cb466bd6e31cad33c57960 (patch) | |
| tree | b40903f9c38e53e34fd0cd86613046838aca9505 /src/plugins/nat/nat44_cli.c | |
| parent | 7ff0a265a8b5692268c0f44385712c7be8e32775 (diff) | |
NAT44: client-IP based session affinity for load-balancing (VPP-1297)
Enable client-IP based session affinity per LB NAT rule with specific timeout.
Change-Id: I9aade152e330218d21dfda99cc5e984d769ab806
Signed-off-by: Matus Fabian <matfabia@cisco.com>
Diffstat (limited to 'src/plugins/nat/nat44_cli.c')
| -rw-r--r-- | src/plugins/nat/nat44_cli.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/plugins/nat/nat44_cli.c b/src/plugins/nat/nat44_cli.c index e51f6d68511..3847502ca7e 100644 --- a/src/plugins/nat/nat44_cli.c +++ b/src/plugins/nat/nat44_cli.c @@ -22,6 +22,7 @@ #include <nat/nat_det.h> #include <nat/nat64.h> #include <nat/nat_inlines.h> +#include <nat/nat_affinity.h> #include <vnet/fib/fib_table.h> #define UNSUPPORTED_IN_DET_MODE_STR \ @@ -165,6 +166,7 @@ nat44_show_hash_commnad_fn (vlib_main_t * vm, unformat_input_t * input, { snat_main_t *sm = &snat_main; snat_main_per_thread_data_t *tsm; + nat_affinity_main_t *nam = &nat_affinity_main; int i; int verbose = 0; @@ -198,6 +200,9 @@ nat44_show_hash_commnad_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_output (vm, "%U", format_bihash_8_8, &tsm->user_hash, verbose); } + if (sm->endpoint_dependent) + vlib_cli_output (vm, "%U", format_bihash_16_8, &nam->affinity_hash, + verbose); return 0; } @@ -741,7 +746,7 @@ add_lb_static_mapping_command_fn (vlib_main_t * vm, snat_main_t *sm = &snat_main; clib_error_t *error = 0; ip4_address_t l_addr, e_addr; - u32 l_port = 0, e_port = 0, vrf_id = 0, probability = 0; + u32 l_port = 0, e_port = 0, vrf_id = 0, probability = 0, affinity = 0; int is_add = 1; int rv; snat_protocol_t proto; @@ -793,6 +798,8 @@ add_lb_static_mapping_command_fn (vlib_main_t * vm, out2in_only = 1; else if (unformat (line_input, "del")) is_add = 0; + else if (unformat (line_input, "affinity %u", &affinity)) + ; else { error = clib_error_return (0, "unknown input: '%U'", @@ -814,7 +821,8 @@ add_lb_static_mapping_command_fn (vlib_main_t * vm, } rv = nat44_add_del_lb_static_mapping (e_addr, (u16) e_port, proto, locals, - is_add, twice_nat, out2in_only, 0); + is_add, twice_nat, out2in_only, 0, + affinity); switch (rv) { @@ -1788,7 +1796,8 @@ VLIB_CLI_COMMAND (add_lb_static_mapping_command, static) = { .short_help = "nat44 add load-balancing static mapping protocol tcp|udp " "external <addr>:<port> local <addr>:<port> [vrf <table-id>] " - "probability <n> [twice-nat|self-twice-nat] [out2in-only] [del]", + "probability <n> [twice-nat|self-twice-nat] [out2in-only] " + "[affinity <timeout-seconds>] [del]", }; /*? |