MAP: Prevent duplicate MAP-E/T graph nodes.

Change-Id: I6031f3f9cfa048a901a8424d33d47679115c2eb3
Signed-off-by: Jon Loeliger <jdl@netgate.com>
This commit is contained in:
Jon Loeliger
2019-01-03 17:12:59 -06:00
committed by Ole Trøan
parent ceebc1e715
commit 2500c79423
3 changed files with 35 additions and 0 deletions

View File

@ -2256,6 +2256,9 @@ map_init (vlib_main_t * vm)
mm->ip6_prefix_tbl = lpm_table_init (LPM_TYPE_KEY128);
mm->ip6_src_prefix_tbl = lpm_table_init (LPM_TYPE_KEY128);
mm->bm_trans_enabled_by_sw_if = 0;
mm->bm_encap_enabled_by_sw_if = 0;
error = map_plugin_api_hookup (vm);
return error;

View File

@ -321,6 +321,10 @@ typedef struct {
/* Counters */
u32 ip6_reass_buffered_counter;
/* Graph node state */
uword *bm_trans_enabled_by_sw_if;
uword *bm_encap_enabled_by_sw_if;
/* Lookup tables */
lpm_t *ip4_prefix_tbl;
lpm_t *ip6_prefix_tbl;

View File

@ -600,12 +600,36 @@ vl_api_map_param_get_t_handler (vl_api_map_param_get_t * mp)
int
map_if_enable_disable (bool is_enable, u32 sw_if_index, bool is_translation)
{
map_main_t *mm = &map_main;
if (pool_is_free_index (mm->vnet_main->interface_main.sw_interfaces,
sw_if_index))
return VNET_API_ERROR_INVALID_SW_IF_INDEX;
is_enable = ! !is_enable;
if (is_translation)
{
if (clib_bitmap_get (mm->bm_trans_enabled_by_sw_if, sw_if_index)
== is_enable)
return 0;
}
else
{
if (clib_bitmap_get (mm->bm_encap_enabled_by_sw_if, sw_if_index)
== is_enable)
return 0;
}
if (is_translation == false)
{
vnet_feature_enable_disable ("ip4-unicast", "ip4-map", sw_if_index,
is_enable ? 1 : 0, 0, 0);
vnet_feature_enable_disable ("ip6-unicast", "ip6-map", sw_if_index,
is_enable ? 1 : 0, 0, 0);
mm->bm_encap_enabled_by_sw_if =
clib_bitmap_set (mm->bm_encap_enabled_by_sw_if, sw_if_index,
is_enable);
}
else
{
@ -613,7 +637,11 @@ map_if_enable_disable (bool is_enable, u32 sw_if_index, bool is_translation)
is_enable ? 1 : 0, 0, 0);
vnet_feature_enable_disable ("ip6-unicast", "ip6-map-t", sw_if_index,
is_enable ? 1 : 0, 0, 0);
mm->bm_trans_enabled_by_sw_if =
clib_bitmap_set (mm->bm_trans_enabled_by_sw_if, sw_if_index,
is_enable);
}
return 0;
}