diff options
| author |   Matus Fabian <matfabia@cisco.com> | 2019-02-26 09:05:23 -0800 |
|---|---|---|
| committer | Matus Fabian <matfabia@cisco.com> | 2019-02-27 00:56:32 -0800 |
| commit | 34931eb47124ef78a3aa9575930e848a78c9618b (patch) | |
| tree | dec97d4d04e0011fe49b7712d7deba5ef8f0e99c /src/plugins/nat/in2out.c | |
| parent | 8343ee5665942353e57ee074da62b9d07c1c510b (diff) | |
NAT44: active-passive HA (VPP-1571)
session synchronization so that we can build a plain active-passive HA NAT pair
Change-Id: I21db200491081ca46b7af3e82afc677c1985abf4
Signed-off-by: Matus Fabian <matfabia@cisco.com>
Diffstat (limited to 'src/plugins/nat/in2out.c')
| -rwxr-xr-x | src/plugins/nat/in2out.c | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/src/plugins/nat/in2out.c b/src/plugins/nat/in2out.c index 7ed375d46e5..8bdb792442a 100755 --- a/src/plugins/nat/in2out.c +++ b/src/plugins/nat/in2out.c @@ -29,6 +29,7 @@ #include <nat/nat_reass.h> #include <nat/nat_inlines.h> #include <nat/nat_syslog.h> +#include <nat/nat_ha.h> #include <vppinfra/hash.h> #include <vppinfra/error.h> @@ -224,6 +225,10 @@ nat44_i2o_is_idle_session_cb (clib_bihash_kv_8_8_t * kv, void *arg) &s->out2in.addr, s->out2in.port, s->in2out.protocol); + nat_ha_sdel (&s->out2in.addr, s->out2in.port, &s->ext_host_addr, + s->ext_host_port, s->out2in.protocol, s->out2in.fib_index, + ctx->thread_index); + if (!snat_is_session_static (s)) snat_free_outside_address_and_port (sm->addresses, ctx->thread_index, &s->out2in); @@ -306,7 +311,7 @@ slow_path (snat_main_t * sm, vlib_buffer_t * b0, return SNAT_IN2OUT_NEXT_DROP; } - s = nat_session_alloc_or_recycle (sm, u, thread_index); + s = nat_session_alloc_or_recycle (sm, u, thread_index, now); if (!s) { nat44_delete_user_with_no_session (sm, u, thread_index); @@ -380,6 +385,12 @@ slow_path (snat_main_t * sm, vlib_buffer_t * b0, &s->in2out.addr, s->in2out.port, &s->out2in.addr, s->out2in.port, s->in2out.protocol); + nat_ha_sadd (&s->in2out.addr, s->in2out.port, &s->out2in.addr, + s->out2in.port, &s->ext_host_addr, s->ext_host_port, + &s->ext_host_nat_addr, s->ext_host_nat_port, + s->in2out.protocol, s->in2out.fib_index, s->flags, + thread_index, 0); + return next0; } @@ -803,7 +814,7 @@ icmp_in2out_slow_path (snat_main_t * sm, /* Accounting */ nat44_session_update_counters (s0, now, vlib_buffer_length_in_chain - (sm->vlib_main, b0)); + (sm->vlib_main, b0), thread_index); /* Per-user LRU list maintenance */ nat44_session_update_lru (sm, s0, thread_index); } @@ -1091,8 +1102,8 @@ snat_in2out_node_fn_inline (vlib_main_t * vm, /* Accounting */ nat44_session_update_counters (s0, now, - vlib_buffer_length_in_chain (vm, - b0)); + vlib_buffer_length_in_chain (vm, b0), + thread_index); /* Per-user LRU list maintenance */ nat44_session_update_lru (sm, s0, thread_index); trace00: @@ -1280,8 +1291,8 @@ snat_in2out_node_fn_inline (vlib_main_t * vm, /* Accounting */ nat44_session_update_counters (s1, now, - vlib_buffer_length_in_chain (vm, - b1)); + vlib_buffer_length_in_chain (vm, b1), + thread_index); /* Per-user LRU list maintenance */ nat44_session_update_lru (sm, s1, thread_index); trace01: @@ -1504,8 +1515,8 @@ snat_in2out_node_fn_inline (vlib_main_t * vm, /* Accounting */ nat44_session_update_counters (s0, now, - vlib_buffer_length_in_chain (vm, - b0)); + vlib_buffer_length_in_chain (vm, b0), + thread_index); /* Per-user LRU list maintenance */ nat44_session_update_lru (sm, s0, thread_index); @@ -1887,8 +1898,8 @@ VLIB_NODE_FN (nat44_in2out_reass_node) (vlib_main_t * vm, /* Accounting */ nat44_session_update_counters (s0, now, - vlib_buffer_length_in_chain (vm, - b0)); + vlib_buffer_length_in_chain (vm, b0), + thread_index); /* Per-user LRU list maintenance */ nat44_session_update_lru (sm, s0, thread_index); |