From ef509e87a3284ebac25e0a8b066b93693670999f Mon Sep 17 00:00:00 2001
From: Quentin De Coninck <quentin.deconinck@uclouvain.be>
Date: Fri, 3 Jul 2020 16:50:10 +0200
Subject: [PATCH] fixes issue with daemon command

---
 core/topo.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/topo.py b/core/topo.py
index 2a371c3..6ecb48f 100644
--- a/core/topo.py
+++ b/core/topo.py
@@ -114,7 +114,7 @@ class LinkCharacteristics(object):
 
     def build_changing_policing_cmd(self, ifname):
         return "&& ".join(
-            ["sleep {} && {} ".format(
+            ["sleep {} && ({}) ".format(
                 n.delta, self.build_policing_cmd(ifname, change=True)) for n in self.netem_at]
             + ["true &"]
         )