Merge pull request #155 from r4j4h/patch-1

Changed unknown status echo to exit in network_problem custom plugin

Author: k8s-ci-robot

config/plugin/network_problem.sh

@@ -7,8 +7,8 @@ OK=0
 NONOK=1
 UNKNOWN=2
 
-[ -f /proc/sys/net/ipv4/netfilter/ip_conntrack_max ] || echo $UNKNOWN
-[ -f /proc/sys/net/ipv4/netfilter/ip_conntrack_count ] || echo $UNKNOWN
+[ -f /proc/sys/net/ipv4/netfilter/ip_conntrack_max ] || exit $UNKNOWN
+[ -f /proc/sys/net/ipv4/netfilter/ip_conntrack_count ] || exit $UNKNOWN
 
 conntrack_max=$(cat /proc/sys/net/ipv4/netfilter/ip_conntrack_max)
 conntrack_count=$(cat /proc/sys/net/ipv4/netfilter/ip_conntrack_count)