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#!/bin/sh
#
# Wildcard-plugin to monitor network interfaces. To monitor an
# interface, link if_<interface> to this file. E.g.
#
# ln -s /usr/share/munin/node/plugins-auto/if_ /etc/munin/node.d/if_eth0
#
# ...will monitor eth0.
#
# Any device found in /usr/bin/netstat can be monitored.
#
# $Log$
# Revision 1.4.2.1 2005/01/28 14:51:22 lupe
# Add graph_info and some filed.info
#
# Revision 1.5 2005/01/28 14:47:31 lupe
# Add graph_info and some filed.info
#
# Revision 1.4 2004/12/10 10:47:49 jimmyo
# Change name from ${scale} to ${graph_period}, to be more consistent.
#
# Revision 1.3 2004/12/09 22:12:55 jimmyo
# Added "graph_period" option, to make "graph_sums" usable.
#
# Revision 1.2 2004/05/20 19:02:36 jimmyo
# Set categories on a bunch of plugins
#
# Revision 1.1 2004/01/02 18:50:00 jimmyo
# Renamed occurrances of lrrd -> munin
#
# Revision 1.1.1.1 2004/01/02 15:18:07 jimmyo
# Import of LRRD CVS tree after renaming to Munin
#
# Revision 1.2 2003/11/07 17:43:16 jimmyo
# Cleanups and log entries
#
#
#
# Magic markers (optional - used by munin-config and some installation
# scripts):
#
#%# family=auto
#%# capabilities=autoconf suggest
INTERFACE=`basename $0 | sed 's/^if_errcoll_//g'`
if [ "$1" = "autoconf" ]; then
if [ -x /usr/bin/netstat ]; then
echo yes
exit 0
else
echo "no (/usr/bin/netstat not found)"
exit 1
fi
fi
if [ "$1" = "suggest" ]; then
if [ -x /usr/bin/netstat ]; then
netstat -i -b | sed -n -e '/^faith/d' -e '/^lo0/d' -e '/<Link#[0-9]*>/s/\** .*//p'
exit 0
else
exit 1
fi
fi
if [ "$1" = "config" ]; then
echo "graph_order ierrors oerrors collisions"
echo "graph_title $INTERFACE Errors & Collisions"
echo 'graph_args --base 1000'
echo 'graph_vlabel events / ${graph_period}'
echo 'graph_category network'
echo "graph_info This graph shows the amount of errors and collisions on the $INTERFACE network interface."
echo 'ierrors.label Input Errors'
echo 'ierrors.type COUNTER'
echo 'oerrors.label Output Errors'
echo 'oerrors.type COUNTER'
echo 'collisions.label Collisions'
echo 'collisions.type COUNTER'
exit 0
fi;
/usr/bin/netstat -i -b -I $INTERFACE | awk '
/<Link#[0-9]*>/ {
print "ierrors.value", $6;
print "oerrors.value", $9;
print "collisions.value", $11;
}'
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