Fix run.sh bug for dynamic interfaces

[doctor.git] / tests / run.sh

diff --git a/tests/run.sh b/tests/run.sh
index c21c3fd..34a5287 100755 (executable)
--- a/tests/run.sh
+++ b/tests/run.sh
@@ -293,8 +293,7 @@ inject_failure() {
     echo "disabling network of compute host [$COMPUTE_HOST] for 3 mins..."
     cat > disable_network.sh << 'END_TXT'
 #!/bin/bash -x
-dev=$(sudo ip a | awk '/ @COMPUTE_IP@\//{print $7}')
-[[ -n "$dev" ]] || dev=$(sudo ip a | awk '/ @COMPUTE_IP@\//{print $5}')
+dev=$(sudo ip a | awk '/ @COMPUTE_IP@\//{print $NF}')
 sleep 1
 sudo ip link set $dev down
 echo "doctor set link down at" $(date "+%s.%N")