mirror of
https://github.com/oneoffdallas/pfsense-nagios-checks.git
synced 2024-11-22 10:23:42 +01:00
115 lines
2.8 KiB
Bash
115 lines
2.8 KiB
Bash
#!/bin/sh
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#
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# Manuel Gayer 2022-02-22
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GWSTATUSCMD="/usr/local/sbin/pfSsh.php playback gatewaystatus"
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rmin='0.000'
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plmin=0
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plmax=100
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exitstatus=3
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usage() {
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echo "check_pf_gw_status - Nagios Plugin for checking Gateway Status"
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echo ""
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echo "check_pf_gw_status [-h] ( -l | -G <gwname> -w <wrtt,wpl>% -c <crtt,cpl>% )"
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echo ""
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exit 3
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}
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listgw() {
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$GWSTATUSCMD | tail -n +2 | awk '{print $1}'
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}
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parse_args() {
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while test $# -gt 0; do
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case $1 in
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-h)
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usage
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shift
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;;
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-l)
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echo 'List of gateways on this pfsense:'
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listgw
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exit 3
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shift
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;;
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-G)
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gwname=$2
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shift
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;;
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-w)
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wrtt=$(echo $2 | cut -d',' -f1)
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wpl=$(echo $2 | cut -d',' -f2 | tr -d '%')
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shift
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;;
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-c)
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crtt=$(echo $2 | cut -d',' -f1)
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cpl=$(echo $2 | cut -d',' -f2 | tr -d '%')
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shift
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;;
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*)
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echo "ERROR: unknown parameter \"$1\""
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usage
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shift
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;;
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esac
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shift
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done
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}
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parse_args "$@"
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if [ -z "$gwname" ] || [ -z "$wrtt" ] || [ -z "$wpl" ] || [ -z "$crtt" ] || [ -z "$cpl" ]; then
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usage
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fi
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wrtt=$(printf "%0.3f" "$wrtt")
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crtt=$(printf "%0.3f" "$crtt")
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STAT=$($GWSTATUSCMD | grep $gwname | sed -E -e 's/[[:blank:]]+/,/g' -e 's/ms//g' -e 's/%//g')
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if [ -z "$STAT" ]; then
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echo -n "Gateway with name '${gwname}' does not exist, possible values are: "
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listgw | xargs
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exit 3
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fi
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GWNAME=$(echo $STAT | cut -d',' -f1)
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GWMONITOR=$(echo $STAT | cut -d',' -f2)
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GWSOURCE=$(echo $STAT | cut -d',' -f3)
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GWRTT=$(printf "%0.3f" $(echo $STAT | cut -d',' -f4))
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GWRTTSD=$(printf "%0.3f" $(echo $STAT | cut -d',' -f5))
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GWLOSS=$(echo $STAT | cut -d',' -f6)
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GWSTATUS=$(echo $STAT | cut -d',' -f7)
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GWSUBSTATUS=$(echo $STAT | cut -d',' -f8 | sed 's/none//')
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if [ -n "$GWSUBSTATUS" ]; then
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GWSUBSTATUS=' ('$GWSUBSTATUS')'
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fi
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if [ "$GWSTATUS" = 'online' ]; then
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exitstatus=0
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fi
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if [ 1 -eq "$(echo "${GWRTT} >= ${wrtt}" | bc)" ] && [ 1 -eq "$(echo "${GWRTT} < ${crtt}" | bc)" ] ||
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[ 1 -eq "$(echo "${GWLOSS} >= ${wpl}" | bc)" ] && [ 1 -eq "$(echo "${GWLOSS} < ${cpl}" | bc)" ]; then
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exitstatus=1
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fi
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if [ "$GWSTATUS" = 'down' ] ||
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[ 1 -eq "$(echo "${GWRTT} >= ${crtt}" | bc)" ] ||
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[ 1 -eq "$(echo "${GWLOSS} >= ${cpl}" | bc)" ]; then
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exitstatus=2
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fi
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case $exitstatus in
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0) exitmessage='OK' ;;
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1) exitmessage='WARNING' ;;
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2) exitmessage='CRITICAL' ;;
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3) exitmessage='UNKNOWN' ;;
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esac
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echo "GATEWAY ${GWNAME} ${exitmessage} - Status = ${GWSTATUS}${GWSUBSTATUS}, Packet loss = ${GWLOSS}%, RTT = ${GWRTT}ms, Monitor=${GWMONITOR}|rtt=${GWRTT}ms;${wrtt};${crtt};${rmin} pl=${GWLOSS}%;${wpl};${cpl};${plmin};${plmax}"
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exit $exitstatus
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