make executable

diff --git a/gnt-drbd-check.sh b/gnt-drbd-check.sh
old mode 100644 (file)
new mode 100755 (executable)
index 55fa386..8e525f3
--- a/gnt-drbd-check.sh
+++ b/gnt-drbd-check.sh
@@ -1,3 +1,4 @@
+#!/bin/sh -e
 
 gnt-cluster command -M ls -l /var/run/ganeti/instance-disks/ | awk '{ print $1 $12 " " $10 }' | tr ':' ' ' | tee /dev/shm/node.drbd.instance.disk