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scripts-admin-quickndirty-p.../nagios/check_asterisk_sip_peers.sh

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#!/bin/sh
# Note needed in this version of the script
#set -e
PROGPATH=$( echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,' )
REVISION="0.1"
. $PROGPATH/utils.sh
#
# Fonction d'aide
#
usage() {
cat <<EOF
Usage :
$0 -h
$0 [-w warning_monitored_offline_range] [-c critical_monitored_offline_range] [-W warning_total_peers] [-C critical_total_peers]
EOF
}
#
# Gestion des paramètres
#
while getopts hw:c:b:B: f; do
case "$f" in
'h')
usage
exit
;;
#'a')
# WARNING_MONITORED_ONLINE_RANGE="$OPTARG"
# ;;
#'A')
# CRITICAL_MONITORED_ONLINE_RANGE="$OPTARG"
# ;;
'b')
WARNING_MONITORED_OFFLINE_RANGE="$OPTARG"
;;
'B')
CRITICAL_MONITORED_OFFLINE_RANGE="$OPTARG"
;;
'w')
WARNING_TOTAL_RANGE="$OPTARG"
;;
'c')
CRITICAL_TOTAL_RANGE="$OPTARG"
;;
\?)
usage
exit 1
;;
esac
done
#
# Lancement de la commande
#
# Note : on lance les traitements "sûrs" (décompte) ensuite pour
# bien capturer un éventuel échec de la commande
# principale.
# En outre, grep retourne un code d'erreur si aucune
# occurrence n'est trouvée.
RAW_OUTPUT="$( asterisk -rx "sip show peers" 2>&1 )"
# Si la commande ne s'est pas correctement executée,
# on renvoie unknown
if [ "$?" -ne 0 ]; then
echo "UNKNOWN : error at command launch : $RAW_OUTPUT"
exit $STATE_UNKNOWN
fi
# Décompte
RESULT="$( printf "%s" "$RAW_OUTPUT" | tail -n 1 | sed 's/^\([0-9]\+\) sip peers \[Monitored: \([0-9]\+\) online, \([0-9]\+\) offline Unmonitored: \([0-9]\+\) online, \([0-9]\+\) offline\]/\1\t\2\t\3\t\4\t\5/g' )"
VALUE_TOTAL_PEERS="$( printf "%s" "$RESULT" | cut -f 1 )"
VALUE_MONITORED_ONLINE_PEERS="$( printf "%s" "$RESULT" | cut -f 2 )"
VALUE_MONITORED_OFFLINE_PEERS="$( printf "%s" "$RESULT" | cut -f 3 )"
VALUE_UNMONITORED_ONLINE_PEERS="$( printf "%s" "$RESULT" | cut -f 4 )"
VALUE_UNMONITORED_OFFLINE_PEERS="$( printf "%s" "$RESULT" | cut -f 5 )"
# On extrait les lignes qui n'ont pas OK comme statut. Explication des sed :
# - on supprime la première et la dernière ligne
# - on supprime celles qui ont 'OK' en 95 position
# - on ne garde que le premier champ
# - on regroupe sur une ligne en séparant par des virgules
PROBLEMATIC_LINES="$( printf "%s" "$RAW_OUTPUT" | sed '1d;$d' | sed '/.\{94\}OK/d' | sed 's/[[:space:]].*//' | sed -e :a -e 'N; s/\n/, /; ta' )"
# Ventilation selon valeur
RETURN_STATUS=$STATE_OK
RETURN_OUTPUT="OK"
# Warning checks
# - total
if [ -n "$WARNING_TOTAL_RANGE" ]; then
check_range "$VALUE_TOTAL_PEERS" "$WARNING_TOTAL_RANGE"
RET="$?"
if [ "$RET" -eq "2" ]; then
echo "ERROR with WARNING_TOTAL_RANGE"
exit $STATE_UNKNOWN
elif [ "$RET" -eq "0" ]; then
TMP="$VALUE_TOTAL_PEERS total peers"
if [ "$RETURN_STATUS" -ne "$STATE_WARNING" ]; then
RETURN_OUTPUT="$TMP"
else
RETURN_OUTPUT="$RETURN_OUTPUT, $TMP"
fi
RETURN_STATUS=$STATE_WARNING
fi
fi
# - monitored offline
if [ -n "$WARNING_MONITORED_OFFLINE_RANGE" ]; then
check_range "$VALUE_MONITORED_OFFLINE_PEERS" "$WARNING_MONITORED_OFFLINE_RANGE"
RET="$?"
if [ "$RET" -eq "2" ]; then
echo "ERROR with WARNING_MONITORED_OFFLINE_RANGE"
exit $STATE_UNKNOWN
elif [ "$RET" -eq "0" ]; then
TMP="$VALUE_MONITORED_OFFLINE_PEERS monitored offline peers"
if [ "$RETURN_STATUS" -ne "$STATE_WARNING" ]; then
RETURN_OUTPUT="$TMP"
else
RETURN_OUTPUT="$RETURN_OUTPUT, $TMP"
fi
RETURN_STATUS=$STATE_WARNING
fi
fi
# Critical checks (copy-paste from warning + regexp s/CRITICAL/CRITICAL/g)
# - total
if [ -n "$CRITICAL_TOTAL_RANGE" ]; then
check_range "$VALUE_TOTAL_PEERS" "$CRITICAL_TOTAL_RANGE"
RET="$?"
if [ "$RET" -eq "2" ]; then
echo "ERROR with CRITICAL_TOTAL_RANGE"
exit $STATE_UNKNOWN
elif [ "$RET" -eq "0" ]; then
TMP="$VALUE_TOTAL_PEERS total peers"
if [ "$RETURN_STATUS" -ne "$STATE_CRITICAL" ]; then
RETURN_OUTPUT="$TMP"
else
RETURN_OUTPUT="$RETURN_OUTPUT, $TMP"
fi
RETURN_STATUS=$STATE_CRITICAL
fi
fi
# - monitored offline
if [ -n "$CRITICAL_MONITORED_OFFLINE_RANGE" ]; then
check_range "$VALUE_MONITORED_OFFLINE_PEERS" "$CRITICAL_MONITORED_OFFLINE_RANGE"
RET="$?"
if [ "$RET" -eq "2" ]; then
echo "ERROR with CRITICAL_MONITORED_OFFLINE_RANGE"
exit $STATE_UNKNOWN
elif [ "$RET" -eq "0" ]; then
TMP="$VALUE_MONITORED_OFFLINE_PEERS monitored offline peers"
if [ "$RETURN_STATUS" -ne "$STATE_CRITICAL" ]; then
RETURN_OUTPUT="$TMP"
else
RETURN_OUTPUT="$RETURN_OUTPUT, $TMP"
fi
RETURN_STATUS=$STATE_CRITICAL
fi
fi
# Affichage final
# Petit ajout dans l'indication
RETURN_OUTPUT_ADDENDUM=""
if [ -n "$PROBLEMATIC_LINES" ]; then
RETURN_OUTPUT_ADDENDUM="$( printf " (not ok peers : %s)" "$PROBLEMATIC_LINES" )"
fi
printf "%s%s | total=%d;%s;%s monitored_online=%d;%s;%s monitored_offline=%d;%s;%s unmonitored_online=%d;%s;%s unmonitored_offline=%d;%s;%s\n" "$RETURN_OUTPUT" "$RETURN_OUTPUT_ADDENDUM" \
"$VALUE_TOTAL_PEERS" "$WARNING_TOTAL_RANGE" "$CRITICAL_TOTAL_RANGE" \
"$VALUE_MONITORED_ONLINE_PEERS" "$WARNING_MONITORED_ONLINE_RANGE" "$CRITICAL_MONITORED_ONLINE_RANGE" \
"$VALUE_MONITORED_OFFLINE_PEERS" "$WARNING_MONITORED_OFFLINE_RANGE" "$CRITICAL_MONITORED_OFFLINE_RANGE" \
"$VALUE_UNMONITORED_ONLINE_PEERS" "$WARNING_UNMONITORED_ONLINE_RANGE" "$CRITICAL_UNMONITORED_ONLINE_RANGE" \
"$VALUE_UNMONITORED_OFFLINE_PEERS" "$WARNING_UNMONITORED_OFFLINE_RANGE" "$CRITICAL_UNMONITORED_OFFLINE_RANGE"
exit $RETURN_STATUS