2
0
mirror of https://github.com/munin-monitoring/contrib.git synced 2018-11-08 00:59:34 +01:00
contrib-munin/plugins/other/net_hosts_

32 lines
700 B
Plaintext
Raw Normal View History

2011-04-01 17:46:44 +02:00
#!/bin/sh
# munin plugin to show number of online network hosts on a subnet (needs fping)
# link with subnet name as suffix like _192.168.1
# will most likely need a custom timeout setting in /etc/munin/plugin-conf.d/munin-node
# for example:
# [net_hosts_*]
# timeout 20
#
2011-04-01 17:46:44 +02:00
# (c) 2011 jon@jon.bpa.nu
#%# family=manual
2011-04-01 17:46:44 +02:00
SUBNET=`echo $0 | cut -d'_' -f3`
TIMEOUT=50 # ms
RETRIES=0
case $1 in
config)
cat <<CFG
2011-04-01 18:28:53 +02:00
graph_title hosts on network $SUBNET.
2011-04-01 17:46:44 +02:00
graph_vlabel hosts
graph_category network
hosts.label hosts
CFG
exit 0;;
esac
if [ $SUBNET != "" ]; then
echo "hosts.value `fping -t $TIMEOUT -r $RETRIES -ga \"$SUBNET.0/24\" 2>/dev/null | wc -l`"
else
echo "could not get subnet name ($SUBNET)"
fi