contrib: add flap.sh

diff --git a/contrib/flap.sh b/contrib/flap.sh
new file mode 100755 (executable)
index 0000000..01fc9d5
--- /dev/null
+++ b/contrib/flap.sh
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+foo=$(shuf -i 0-3 -n 1)
+echo "flapme: $foo"
+exit $foo