51 lines
1.1 KiB
Bash
Executable File
51 lines
1.1 KiB
Bash
Executable File
#!/bin/bash
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#
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# Plugin to monitor clock offset and delay, using ntpdate
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#
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# Parameters understood:
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#
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# config (required)
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#
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# Author: Rune Nordbøe Skillingstad <rune.skillingstad@ntnu.no>
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#
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# Magic markers - optional - used by installation scripts and
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# munin-node-configure:
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#
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#%# family=manual
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#%# capabilities=
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#
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NTPDATE="/usr/sbin/ntpdate"
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PEER=$(basename $0 | sed -e 's/^ntpdate_//' -e 's/_/./g')
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if [ ! -x "$NTPDATE" ]; then
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echo "Can't find ntpdate executable"
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exit 1
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fi
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if [ "$PEER" = "" ]; then
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echo "Unknown peer"
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exit 1
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fi
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if [ "$1" = "config" ]; then
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echo "graph_title NTP offset and delay to peer $PEER"
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echo "graph_category time"
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echo "graph_args --base 1000 --vertical-label msec"
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echo "offset.label Offset"
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echo "offset.draw LINE2"
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echo "delay.label Delay"
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echo "delay.draw LINE2"
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exit 0
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fi
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LANG=en_US
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DATA=($($NTPDATE -q $PEER | awk '/^server.*offset/{gsub(/,/,"");if(dela==0||$8<dela){offs=$6;dela=$8;}}END{print offs*1000,dela*1000;}'))
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[ -z "$DATA" -o "x$DATA" = "x0" ] && exit 1
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echo "offset.value ${DATA[0]}"
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echo "delay.value ${DATA[1]}"
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exit 0
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