From 10c5ff143a86d15e78cb1f8625eb0ab8bf72b6ce Mon Sep 17 00:00:00 2001
From: Dave Barach <dave@barachs.net>
Date: Thu, 6 Dec 2018 10:20:14 -0500
Subject: nsim: add packet loss simulation, docs

Change-Id: Ic9747541aad8148ebf7d520b525b99c4cc3961f3
Signed-off-by: Dave Barach <dave@barachs.net>
---
 src/plugins/nsim/nsim_test.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/plugins/nsim/nsim_test.c')

diff --git a/src/plugins/nsim/nsim_test.c b/src/plugins/nsim/nsim_test.c
index 0e2a26af55b..7123703fd42 100644
--- a/src/plugins/nsim/nsim_test.c
+++ b/src/plugins/nsim/nsim_test.c
@@ -182,6 +182,7 @@ api_nsim_configure (vat_main_t * vam)
   f64 delay = 0.0, bandwidth = 0.0;
   f64 packet_size = 1500.0;
   u32 num_workers = vlib_num_workers ();
+  u32 packets_per_drop = 0;
   int ret;
 
   while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
@@ -192,6 +193,8 @@ api_nsim_configure (vat_main_t * vam)
 	;
       else if (unformat (i, "packet-size %f", &packet_size))
 	;
+      else if (unformat (i, "packets-per-drop %u", &packets_per_drop))
+	;
       else
 	break;
     }
@@ -211,6 +214,7 @@ api_nsim_configure (vat_main_t * vam)
   mp->bandwidth_in_bits_per_second = (u64) (bandwidth);
   mp->bandwidth_in_bits_per_second =
     clib_host_to_net_u64 (mp->bandwidth_in_bits_per_second);
+  mp->packets_per_drop = ntohl (packets_per_drop);
 
   /* send it... */
   S (mp);
@@ -227,7 +231,8 @@ api_nsim_configure (vat_main_t * vam)
 #define foreach_vpe_api_msg                                             \
 _(nsim_enable_disable,                                                  \
 "[<intfc0> | sw_if_index <swif0>] [<intfc1> | sw_if_index <swif1>] [disable]") \
-_(nsim_configure, "delay <time> bandwidth <bw> [packet-size <nn>]")
+_(nsim_configure, "delay <time> bandwidth <bw> [packet-size <nn>]" \
+"[packets-per-drop <nnnn>]")
 
 static void
 nsim_api_hookup (vat_main_t * vam)
-- 
cgit 1.2.3-korg