[vslib] Allow host interface object ID to be "VLAN" type (#804)

* [vslib] Allow host interface object ID to be "VLAN" type
Signed-off-by: Volodymyr Samotiy <volodymyrs@nvidia.com>

vslib/src/SwitchStateBaseHostif.cpp

@@ -560,6 +560,12 @@ sai_status_t SwitchStateBase::vs_create_hostif_tap_interface(
 
     sai_object_type_t ot = objectTypeQuery(obj_id);
 
+    if (ot == SAI_OBJECT_TYPE_VLAN)
+    {
+        SWSS_LOG_DEBUG("Skipping tap creation for hostif with object type VLAN");
+        return SAI_STATUS_SUCCESS;
+    }
+
     if (ot != SAI_OBJECT_TYPE_PORT)
     {
         SWSS_LOG_ERROR("SAI_HOSTIF_ATTR_OBJ_ID=%s expected to be PORT but is: %s",
@@ -743,6 +749,19 @@ sai_status_t SwitchStateBase::vs_remove_hostif_tap_interface(
         return SAI_STATUS_SUCCESS;
     }
 
+    attr.id = SAI_HOSTIF_ATTR_OBJ_ID;
+    status = get(SAI_OBJECT_TYPE_HOSTIF, hostif_id, 1, &attr);
+    if (status != SAI_STATUS_SUCCESS)
+    {
+        SWSS_LOG_ERROR("Failed to get object ID for hostif %s", sai_serialize_object_id(hostif_id).c_str());
+        return status;
+    }
+    if (objectTypeQuery(attr.value.oid) == SAI_OBJECT_TYPE_VLAN)
+    {
+        SWSS_LOG_DEBUG("Skipping tap deletion for hostif with object type VLAN");
+        return SAI_STATUS_SUCCESS;
+    }
+
     attr.id = SAI_HOSTIF_ATTR_NAME;
 
     status = get(SAI_OBJECT_TYPE_HOSTIF, hostif_id, 1, &attr);