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-rw-r--r--src/plugins/nat/dslite/dslite.c50
-rw-r--r--src/plugins/nat/dslite/dslite.h1
2 files changed, 33 insertions, 18 deletions
diff --git a/src/plugins/nat/dslite/dslite.c b/src/plugins/nat/dslite/dslite.c
index 4ca24a4bfff..4fe4422df13 100644
--- a/src/plugins/nat/dslite/dslite.c
+++ b/src/plugins/nat/dslite/dslite.c
@@ -34,11 +34,6 @@ dslite_init (vlib_main_t * vm)
vlib_thread_main_t *tm = vlib_get_thread_main ();
uword *p;
vlib_node_t *node;
- dslite_per_thread_data_t *td;
- u32 translation_buckets = 1024;
- u32 translation_memory_size = 128 << 20;
- u32 b4_buckets = 128;
- u32 b4_memory_size = 64 << 20;
node = vlib_get_node_by_name (vm, (u8 *) "dslite-in2out");
dm->dslite_in2out_node_index = node->index;
@@ -74,20 +69,8 @@ dslite_init (vlib_main_t * vm)
vec_validate (dm->per_thread_data, tm->n_vlib_mains - 1);
- /* *INDENT-OFF* */
- vec_foreach (td, dm->per_thread_data)
- {
- clib_bihash_init_24_8 (&td->in2out, "in2out", translation_buckets,
- translation_memory_size);
-
- clib_bihash_init_8_8 (&td->out2in, "out2in", translation_buckets,
- translation_memory_size);
-
- clib_bihash_init_16_8 (&td->b4_hash, "b4s", b4_buckets, b4_memory_size);
- }
- /* *INDENT-ON* */
-
dm->is_ce = 0;
+ dm->is_enabled = 0;
/* Init counters */
dm->total_b4s.name = "total-b4s";
@@ -108,6 +91,31 @@ dslite_init (vlib_main_t * vm)
return dslite_api_hookup (vm);
}
+static void
+dslite_init_datastructures (void)
+{
+ dslite_main_t *dm = &dslite_main;
+ dslite_per_thread_data_t *td;
+ u32 translation_buckets = 1024;
+ u32 translation_memory_size = 128 << 20;
+ u32 b4_buckets = 128;
+ u32 b4_memory_size = 64 << 20;
+
+ /* *INDENT-OFF* */
+ vec_foreach (td, dm->per_thread_data)
+ {
+ clib_bihash_init_24_8 (&td->in2out, "dslite in2out", translation_buckets,
+ translation_memory_size);
+
+ clib_bihash_init_8_8 (&td->out2in, "dslite out2in", translation_buckets,
+ translation_memory_size);
+
+ clib_bihash_init_16_8 (&td->b4_hash, "dslite b4s", b4_buckets, b4_memory_size);
+ }
+ /* *INDENT-ON* */
+ dm->is_enabled = 1;
+}
+
void
dslite_set_ce (dslite_main_t * dm, u8 set)
{
@@ -134,6 +142,9 @@ dslite_set_aftr_ip6_addr (dslite_main_t * dm, ip6_address_t * addr)
{
dpo_id_t dpo = DPO_INVALID;
+ if (!dm->is_enabled)
+ dslite_init_datastructures ();
+
if (dm->is_ce)
{
dslite_ce_dpo_create (DPO_PROTO_IP4, 0, &dpo);
@@ -175,6 +186,9 @@ dslite_set_aftr_ip4_addr (dslite_main_t * dm, ip4_address_t * addr)
int
dslite_set_b4_ip6_addr (dslite_main_t * dm, ip6_address_t * addr)
{
+ if (!dm->is_enabled)
+ dslite_init_datastructures ();
+
if (dm->is_ce)
{
dpo_id_t dpo = DPO_INVALID;
diff --git a/src/plugins/nat/dslite/dslite.h b/src/plugins/nat/dslite/dslite.h
index 8cb73d88409..3c798bf54fe 100644
--- a/src/plugins/nat/dslite/dslite.h
+++ b/src/plugins/nat/dslite/dslite.h
@@ -127,6 +127,7 @@ typedef struct
* otherwise it behaves as AFTR */
u8 is_ce;
+ u8 is_enabled;
u16 msg_id_base;
} dslite_main_t;