mirror of
https://github.com/munin-monitoring/contrib.git
synced 2018-11-08 00:59:34 +01:00
72 lines
1.8 KiB
Bash
Executable file
72 lines
1.8 KiB
Bash
Executable file
#!/bin/sh
|
|
# -*- sh -*-
|
|
#
|
|
# Plugin to monitor unusual activity/errors from ethernet driver/hardware.
|
|
#
|
|
# Parameters:
|
|
#
|
|
# config (required)
|
|
# autoconf (optional - only used by munin-config)
|
|
#
|
|
# Environment variables (optional):
|
|
#
|
|
# IGNORED_FIELDS: comma-separated list of fields (or field endings) to ignore
|
|
# WARN: regex defining fields which trigger 'warning' on non-zero values
|
|
# CRITICAL: regex defining fields which trigger 'critical' on non-zero values
|
|
#
|
|
# Author: Ted Dumitrescu (ted@mixpanel.com, webdev@cmme.org)
|
|
#
|
|
# Magic markers (optional - used by munin-config and some installation
|
|
# scripts):
|
|
#%# family=auto
|
|
#%# capabilities=autoconf
|
|
|
|
|
|
INTERFACE=${0##*ethtool_}
|
|
ETHTOOL="ethtool -S $INTERFACE"
|
|
|
|
if [ -z $IGNORED_FIELDS ]; then
|
|
IGNORED_FIELDS='packets,bytes,broadcast,multicast,long_byte_count,offload_good,tcp_seg_good,smbus'
|
|
fi
|
|
if [ -z $WARN ]; then
|
|
WARN='tx_.*restart.*'
|
|
fi
|
|
if [ -z $CRITICAL ]; then
|
|
CRITICAL='(rx_no_buffer_count|rx_missed_errors|rx_queue_.+_drops)'
|
|
fi
|
|
|
|
TO_REMOVE=`echo $IGNORED_FIELDS | sed 's/,/\\\|/g'`
|
|
STRIP_OUTPUT="1d; s/^[ \t]*//; /\($TO_REMOVE\):/d"
|
|
|
|
if [ "$1" = "autoconf" ]; then
|
|
$ETHTOOL 2>/dev/null >/dev/null
|
|
if [ $? -ne 0 ]; then
|
|
echo no
|
|
exit 1
|
|
else
|
|
echo yes
|
|
exit 0
|
|
fi
|
|
fi
|
|
|
|
if [ "$1" = "config" ]; then
|
|
echo "graph_title Ethtool $INTERFACE"
|
|
echo 'graph_args -l 0 --base 1000'
|
|
echo 'graph_category network'
|
|
echo 'graph_period second'
|
|
echo 'graph_info Unusual network hardware activity from ethtool'
|
|
|
|
$ETHTOOL | sed "$STRIP_OUTPUT" | awk -F: -v WARN=$WARN -v CRITICAL=$CRITICAL '
|
|
{
|
|
printf("%s.label %s\n%s.type DERIVE\n%s.min 0\n", $1, $1, $1, $1);
|
|
if ($1 ~ "^"WARN) {
|
|
printf("%s.warning 0:0\n", $1);
|
|
} else if ($1 ~ "^"CRITICAL) {
|
|
printf("%s.critical 0:0\n", $1);
|
|
}
|
|
}'
|
|
|
|
exit 0
|
|
fi
|
|
|
|
$ETHTOOL | sed "$STRIP_OUTPUT; s/:/.value/"
|