122 lines
3.2 KiB
Text
122 lines
3.2 KiB
Text
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#!/bin/bash
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CRITICAL_LATENCY=100
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WARNING_LATENCY=70
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CRITICAL_PEER_NUMBER=0
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WARNING_PEER_NUMBER=1
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IPS=()
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SITE_NAME=""
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DEBUG=0
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function usage() {
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[ -n "$1" ] && echo "$1" && echo
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echo "Usage : $0 [-cX] [-wX] [-CX] [-WX] [-d] [site name] [IP1] [IP2] ..."
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echo " -h Show this help message"
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echo " -d Enable debug mode"
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echo " -c[X] Specify critical number of connected peers"
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echo " -w[X] Specify warning number of connected peers"
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echo " -C[X] Specify critical latency average of connected peers (in ms)"
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echo " -W[X] Specify warning latency average of connected peers (in ms)"
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echo " [site name] Specify the site name (use in return)"
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echo " [IP1] [IP2] Specify IP address of the specify site"
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}
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function debug() {
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[ $DEBUG -eq 1 ] && echo -e "$( date "+%Y/%m/%d %H:%M:%S" ) - $1"
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}
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function join_by {
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local IFS="$1"
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shift
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echo "$*"
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}
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# Parse arguments
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for arg in $@
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do
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if [ $( echo $arg|egrep -c '^-[cwCWdh][0-9]*$' ) -gt 0 ]
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then
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a=$( echo $arg|sed 's/^-\([cwCWdh]\).*$/\1/' )
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v=$( echo $arg|sed 's/^-[cwCWdh]//' )
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case $a in
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c)
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CRITICAL_PEER_NUMBER=$v
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;;
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w)
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WARNING_PEER_NUMBER=$v
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;;
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C)
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CRITICAL_LATENCY=$v
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;;
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W)
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WARNING_LATENCY=$v
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;;
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d)
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DEBUG=1
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;;
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h)
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usage
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exit 0;
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;;
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esac
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elif [ -z "$SITE_NAME" ]
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then
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SITE_NAME="$arg"
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else
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IPS+=("$arg")
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fi
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done
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[ -z "$SITE_NAME" ] && usage "You must specify site name" && exit 1
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[ ${#IPS[@]} -eq 0 ] && usage "You must specify at least on ID address" && exit 1
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debug "Specified site name : $SITE_NAME"
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debug "Specified IP addresses : $( join_by ' ' ${IPS[@]} )"
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debug "Warning/Critical latency : $WARNING_LATENCY / $CRITICAL_LATENCY"
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[ $WARNING_LATENCY -gt $CRITICAL_LATENCY ] && usage "Warning latency must be lower than critical one" && exit 1
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debug "Warning/Critical number of connected peers : $WARNING_PEER_NUMBER / $CRITICAL_PEER_NUMBER"
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[ $WARNING_PEER_NUMBER -lt $CRITICAL_PEER_NUMBER ] && usage "Warning number of connected peers must be greater than critical one" && exit 1
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state=$( /usr/bin/sudo -u root /usr/sbin/rasterisk -rnx "sip show peers"|grep -E "($( join_by '|' ${IPS[@]} ))" )
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debug "Current connected peers connected on specified IP address :\n$state"
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nb_connected=0
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sum_latency=0
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IFS="
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"
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for line in $state
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do
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if [ $( echo -e "$line"|grep -Ec ' OK \([0-9]+ ms\)' ) -gt 0 ]
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then
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let nb_connected=nb_connected+1
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let sum_latency=sum_latency+$( echo -e "$line"|sed 's/.* OK (\([0-9]\+\) ms).*$/\1/' )
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else
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debug "Unmatched line or not connected peer :\n\t$line"
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fi
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done
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debug "Nb connected peers : $nb_connected"
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let avg_latency=sum_latency/nb_connected
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debug "Average latency of connected peers : $avg_latency ($sum_latency / $nb_connected)"
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STATE=OK
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MSG="$nb_connected peer(s) connected on $SITE_NAME with an average latency of $avg_latency ms|'connected peers':$nb_connected;$WARNING_PEER_NUMBER;$CRITICAL_PEER_NUMBER;0;0 'average latency':$avg_latency;$WARNING_LATENCY;$CRITICAL_LATENCY;0;0"
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EXITC=0
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if [[ $nb_connected -le $CRITICAL_PEER_NUMBER || $avg_latency -ge $CRITICAL_LATENCY ]]
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then
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STATE=CRITICAL
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EXITC=2
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elif [[ $nb_connected -le $WARNING_PEER_NUMBER || $avg_latency -ge $WARNING_LATENCY ]]
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then
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STATE=WARNING
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EXITC=1
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fi
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echo "$STATE - $MSG"
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exit $EXITC
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