#include <nat/nat64.h>
#include <nat/nat64_db.h>
#include <nat/nat_reass.h>
+#include <nat/nat_inlines.h>
#include <vnet/fib/ip4_fib.h>
#include <vppinfra/crc32.h>
if (nm->addr_pool[j].addr.as_u32 == address->as_u32)
return;
- (void) nat64_add_del_pool_addr (address, ~0, 1);
+ (void) nat64_add_del_pool_addr (vlib_get_thread_index (),
+ address, ~0, 1);
return;
}
else
{
- (void) nat64_add_del_pool_addr (address, ~0, 0);
+ (void) nat64_add_del_pool_addr (vlib_get_thread_index (),
+ address, ~0, 0);
return;
}
}
ip46_address_t daddr;
nat64_db_bib_entry_t *bibe;
- memset (&daddr, 0, sizeof (daddr));
+ clib_memset (&daddr, 0, sizeof (daddr));
daddr.ip4.as_u32 = ip->dst_address.as_u32;
/* *INDENT-OFF* */
/* worker by outside port (TCP/UDP) */
port = clib_net_to_host_u16 (port);
if (port > 1024)
- return (u32) ((port - 1024) / sm->port_per_thread);
+ return nm->sm->first_worker_index + ((port - 1024) / sm->port_per_thread);
return vlib_get_thread_index ();
}
nm->icmp_timeout = SNAT_ICMP_TIMEOUT;
nm->tcp_trans_timeout = SNAT_TCP_TRANSITORY_TIMEOUT;
nm->tcp_est_timeout = SNAT_TCP_ESTABLISHED_TIMEOUT;
- nm->tcp_incoming_syn_timeout = SNAT_TCP_INCOMING_SYN;
+
+ nm->total_enabled_count = 0;
/* Set up the interface address add/del callback */
cb4.function = nat64_ip4_add_del_interface_address_cb;
vec_add1 (im->add_del_interface_address_callbacks, cb4);
nm->ip4_main = im;
+ /* Init counters */
+ nm->total_bibs.name = "total-bibs";
+ nm->total_bibs.stat_segment_name = "/nat64/total-bibs";
+ vlib_validate_simple_counter (&nm->total_bibs, 0);
+ vlib_zero_simple_counter (&nm->total_bibs, 0);
+ nm->total_sessions.name = "total-sessions";
+ nm->total_sessions.stat_segment_name = "/nat64/total-sessions";
+ vlib_validate_simple_counter (&nm->total_sessions, 0);
+ vlib_zero_simple_counter (&nm->total_sessions, 0);
+
return 0;
}
{
if (nat64_db_init (db, bib_buckets, bib_memory_size, st_buckets,
st_memory_size, nat64_free_out_addr_and_port))
- clib_warning ("NAT64 DB init failed");
+ nat_log_err ("NAT64 DB init failed");
}
/* *INDENT-ON* */
}
int
-nat64_add_del_pool_addr (ip4_address_t * addr, u32 vrf_id, u8 is_add)
+nat64_add_del_pool_addr (u32 thread_index,
+ ip4_address_t * addr, u32 vrf_id, u8 is_add)
{
nat64_main_t *nm = &nat64_main;
snat_address_t *a = 0;
/* Delete sessions using address */
/* *INDENT-OFF* */
vec_foreach (db, nm->db)
- nat64_db_free_out_addr (db, &a->addr);
+ {
+ nat64_db_free_out_addr (thread_index, db, &a->addr);
+ vlib_set_simple_counter (&nm->total_bibs, db - nm->db, 0,
+ db->bib.bib_entries_num);
+ vlib_set_simple_counter (&nm->total_sessions, db - nm->db, 0,
+ db->st.st_entries_num);
+ }
#define _(N, id, n, s) \
clib_bitmap_free (a->busy_##n##_port_bitmap);
foreach_snat_protocol
{
/* if have address remove it */
if (first_int_addr)
- (void) nat64_add_del_pool_addr (first_int_addr, ~0, 0);
-
+ (void) nat64_add_del_pool_addr (vlib_get_thread_index (),
+ first_int_addr, ~0, 0);
vec_del1 (nm->auto_add_sw_if_indices, i);
return 0;
}
/* If the address is already bound - or static - add it now */
if (first_int_addr)
- (void) nat64_add_del_pool_addr (first_int_addr, ~0, 1);
+ (void) nat64_add_del_pool_addr (vlib_get_thread_index (),
+ first_int_addr, ~0, 1);
return 0;
}
interface->flags |= NAT_INTERFACE_FLAG_IS_INSIDE;
else
interface->flags |= NAT_INTERFACE_FLAG_IS_OUTSIDE;
+
+ nm->total_enabled_count++;
+ vlib_process_signal_event (nm->sm->vlib_main,
+ nm->nat64_expire_walk_node_index,
+ NAT64_CLEANER_RESCHEDULE, 0);
+
}
else
{
~NAT_INTERFACE_FLAG_IS_OUTSIDE;
else
pool_put (nm->interfaces, interface);
+
+ nm->total_enabled_count--;
}
if (!is_inside)
nat64_main_t *nm = &nat64_main;
snat_main_t *sm = nm->sm;
snat_session_key_t k;
- u32 ai;
+ u32 worker_index = 0;
int rv;
k.protocol = proto;
+ if (sm->num_workers > 1)
+ worker_index = thread_index - sm->first_worker_index;
+
rv =
- sm->alloc_addr_and_port (nm->addr_pool, fib_index, thread_index, &k, &ai,
- sm->port_per_thread, thread_index);
+ sm->alloc_addr_and_port (nm->addr_pool, fib_index, thread_index, &k,
+ sm->port_per_thread, worker_index);
if (!rv)
{
foreach_snat_protocol
#undef _
default:
- clib_warning ("unknown protocol");
+ nat_log_notice ("unknown protocol");
return;
}
break;
vlib_frame_t * f)
{
nat64_main_t *nm = &nat64_main;
- u32 thread_index = vlib_get_thread_index ();
+ u32 thread_index = vm->thread_index;
nat64_db_t *db = &nm->db[thread_index];
nat64_static_bib_to_update_t *static_bib;
nat64_db_bib_entry_t *bibe;
continue;
if (static_bib->is_add)
- (void) nat64_db_bib_entry_create (db, &static_bib->in_addr,
- &static_bib->out_addr,
- static_bib->in_port,
- static_bib->out_port,
- static_bib->fib_index,
- static_bib->proto, 1);
+ {
+ (void) nat64_db_bib_entry_create (thread_index, db,
+ &static_bib->in_addr,
+ &static_bib->out_addr,
+ static_bib->in_port,
+ static_bib->out_port,
+ static_bib->fib_index,
+ static_bib->proto, 1);
+ vlib_set_simple_counter (&nm->total_bibs, thread_index, 0,
+ db->bib.bib_entries_num);
+ }
else
{
addr.as_u64[0] = static_bib->in_addr.as_u64[0];
static_bib->proto,
static_bib->fib_index, 1);
if (bibe)
- nat64_db_bib_entry_free (db, bibe);
+ {
+ nat64_db_bib_entry_free (thread_index, db, bibe);
+ vlib_set_simple_counter (&nm->total_bibs, thread_index, 0,
+ db->bib.bib_entries_num);
+ vlib_set_simple_counter (&nm->total_sessions, thread_index, 0,
+ db->st.st_entries_num);
+ }
}
static_bib->done = 1;
foreach_snat_protocol
#undef _
default:
- memset (&addr, 0, sizeof (addr));
+ clib_memset (&addr, 0, sizeof (addr));
addr.ip4.as_u32 = out_addr->as_u32;
if (nat64_db_bib_entry_find (db, &addr, 0, proto, fib_index, 0))
return VNET_API_ERROR_INVALID_VALUE;
if (!nm->sm->num_workers)
{
bibe =
- nat64_db_bib_entry_create (db, in_addr, out_addr,
+ nat64_db_bib_entry_create (thread_index, db, in_addr, out_addr,
clib_host_to_net_u16 (in_port),
clib_host_to_net_u16 (out_port),
fib_index, proto, 1);
if (!bibe)
return VNET_API_ERROR_UNSPECIFIED;
+
+ vlib_set_simple_counter (&nm->total_bibs, thread_index, 0,
+ db->bib.bib_entries_num);
}
}
else
return VNET_API_ERROR_NO_SUCH_ENTRY;
if (!nm->sm->num_workers)
- nat64_db_bib_entry_free (db, bibe);
+ {
+ nat64_db_bib_entry_free (thread_index, db, bibe);
+ vlib_set_simple_counter (&nm->total_bibs, thread_index, 0,
+ db->bib.bib_entries_num);
+ }
}
if (nm->sm->num_workers)
if (timeout == 0)
nm->udp_timeout = SNAT_UDP_TIMEOUT;
- else if (timeout < SNAT_UDP_TIMEOUT_MIN)
- return VNET_API_ERROR_INVALID_VALUE;
else
nm->udp_timeout = timeout;
}
int
-nat64_set_tcp_timeouts (u32 trans, u32 est, u32 incoming_syn)
+nat64_set_tcp_timeouts (u32 trans, u32 est)
{
nat64_main_t *nm = &nat64_main;
else
nm->tcp_est_timeout = est;
- if (incoming_syn == 0)
- nm->tcp_incoming_syn_timeout = SNAT_TCP_INCOMING_SYN;
- else
- nm->tcp_incoming_syn_timeout = incoming_syn;
-
return 0;
}
return nm->tcp_est_timeout;
}
-u32
-nat64_get_tcp_incoming_syn_timeout (void)
-{
- nat64_main_t *nm = &nat64_main;
-
- return nm->tcp_incoming_syn_timeout;
-}
-
void
nat64_session_reset_timeout (nat64_db_st_entry_t * ste, vlib_main_t * vm)
{
if (prefix)
{
- clib_memcpy (ip6, &p->prefix, sizeof (ip6_address_t));
+ clib_memcpy_fast (ip6, &p->prefix, sizeof (ip6_address_t));
switch (p->plen)
{
case 32:
ip6->as_u32[3] = ip4->as_u32;
break;
default:
- clib_warning ("invalid prefix length");
+ nat_log_notice ("invalid prefix length");
break;
}
}
else
{
- clib_memcpy (ip6, well_known_prefix, sizeof (ip6_address_t));
+ clib_memcpy_fast (ip6, well_known_prefix, sizeof (ip6_address_t));
ip6->as_u32[3] = ip4->as_u32;
}
}
ip4->as_u32 = ip6->as_u32[3];
break;
default:
- clib_warning ("invalid prefix length");
+ nat_log_notice ("invalid prefix length");
break;
}
}
vlib_frame_t * f)
{
nat64_main_t *nm = &nat64_main;
- u32 thread_index = vlib_get_thread_index ();
+ u32 thread_index = vm->thread_index;
nat64_db_t *db = &nm->db[thread_index];
u32 now = (u32) vlib_time_now (vm);
- nad64_db_st_free_expired (db, now);
+ nad64_db_st_free_expired (thread_index, db, now);
+ vlib_set_simple_counter (&nm->total_bibs, thread_index, 0,
+ db->bib.bib_entries_num);
+ vlib_set_simple_counter (&nm->total_sessions, thread_index, 0,
+ db->st.st_entries_num);
return 0;
}
};
/* *INDENT-ON* */
+static vlib_node_registration_t nat64_expire_walk_node;
+
/**
* @brief Centralized process to drive per worker expire walk.
*/
nat64_expire_walk_fn (vlib_main_t * vm, vlib_node_runtime_t * rt,
vlib_frame_t * f)
{
+ nat64_main_t *nm = &nat64_main;
vlib_main_t **worker_vms = 0, *worker_vm;
int i;
+ uword event_type, *event_data = 0;
+
+ nm->nat64_expire_walk_node_index = nat64_expire_walk_node.index;
if (vec_len (vlib_mains) == 0)
vec_add1 (worker_vms, vm);
while (1)
{
- vlib_process_wait_for_event_or_clock (vm, 10.0);
- vlib_process_get_events (vm, NULL);
+ if (nm->total_enabled_count)
+ {
+ vlib_process_wait_for_event_or_clock (vm, 10.0);
+ event_type = vlib_process_get_events (vm, &event_data);
+ }
+ else
+ {
+ vlib_process_wait_for_event (vm);
+ event_type = vlib_process_get_events (vm, &event_data);
+ }
+
+ switch (event_type)
+ {
+ case ~0:
+ break;
+ case NAT64_CLEANER_RESCHEDULE:
+ break;
+ default:
+ nat_log_notice ("unknown event %u", event_type);
+ break;
+ }
+
for (i = 0; i < vec_len (worker_vms); i++)
{
worker_vm = worker_vms[i];
return 0;
}
-static vlib_node_registration_t nat64_expire_walk_node;
-
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (nat64_expire_walk_node, static) = {
.function = nat64_expire_walk_fn,
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