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-rw-r--r--src/vnet/interface.api4
-rw-r--r--src/vnet/interface_api.c22
2 files changed, 25 insertions, 1 deletions
diff --git a/src/vnet/interface.api b/src/vnet/interface.api
index 1af323e0a44..0cebd001426 100644
--- a/src/vnet/interface.api
+++ b/src/vnet/interface.api
@@ -14,7 +14,7 @@
* limitations under the License.
*/
-option version = "2.2.0";
+option version = "2.2.1";
import "vnet/interface_types.api";
@@ -206,6 +206,7 @@ define sw_interface_details
/** \brief Request all or filtered subset of sw_interface_details
@param client_index - opaque cookie to identify the sender
@param context - sender context, to match reply w/ request
+ @param sw_if_index - ~0 if ignore, index of the interface to filter on
@param name_filter_valid - 1 if requesting a filtered subset of records else 0
@param name_filter - interface name substring filter. Eg. loop1 returns [loop1, loop10]
*/
@@ -214,6 +215,7 @@ define sw_interface_dump
{
u32 client_index;
u32 context;
+ vl_api_interface_index_t sw_if_index;
u8 name_filter_valid;
u8 name_filter[49];
};
diff --git a/src/vnet/interface_api.c b/src/vnet/interface_api.c
index f49af9473e5..993d12c0617 100644
--- a/src/vnet/interface_api.c
+++ b/src/vnet/interface_api.c
@@ -295,6 +295,7 @@ vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp)
vnet_sw_interface_t *swif;
vnet_interface_main_t *im = &am->vnet_main->interface_main;
vl_api_registration_t *rp;
+ u32 sw_if_index;
rp = vl_api_client_index_to_registration (mp->client_index);
@@ -305,6 +306,27 @@ vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp)
}
u8 *filter = 0, *name = 0;
+ sw_if_index = ntohl (mp->sw_if_index);
+
+ if (sw_if_index != ~0)
+ {
+ /* is it a valid sw_if_index/ */
+ if (vec_len (im->sw_interfaces) <= sw_if_index)
+ return;
+
+ swif = vec_elt_at_index (im->sw_interfaces, sw_if_index);
+
+ /* If we have a sw_if_index, ignore the name filter. */
+ mp->name_filter_valid = 0;
+ vec_reset_length (name);
+ name =
+ format (name, "%U%c", format_vnet_sw_interface_name, am->vnet_main,
+ swif, 0);
+ send_sw_interface_details (am, rp, swif, name, mp->context);
+ vec_free (name);
+ return;
+ }
+
if (mp->name_filter_valid)
{
mp->name_filter[ARRAY_LEN (mp->name_filter) - 1] = 0;