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functions.netchecks
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#!/bin/sh
#!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
#
# function library - please call with external script
#
#!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
#############################################################################
# MoSSHe: remote server monitoring environment
#
# Copyright (C) 2009- Volker Tanger
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# For bug reports and suggestions or if you just want to talk to me please
# contact me at [email protected]
#
# Updates will be available at http://www.wyae.de/software/mosshe/
# please check there for updates prior to submitting patches!
#
# For list of changes please refer to the HISTORY file. Thanks.
#############################################################################
#############################################################################
# network checks - functions below
#############################################################################
#---------------------------------------------------------
# PingPartner - FQDN / NumPing / ALERT-Percent / WARN ms roundtrip
#---------------------------------------------------------
PingPartner () {
MossheLog "PingPartner $1"
typeset -i ALERTPERC WARNMS VALUE LOSS WAIT
PARTNER=$1
NUMPING=$2
ALERTPERC=$3
WARNMS=$4
# ~# ping -c 3 -W 5 -n -q localhost
# PING localhost (127.0.0.1) 56(84) bytes of data.
#
# --- localhost ping statistics ---
# 3 packets transmitted, 3 received, 0% packet loss, time 1998ms
# rtt min/avg/max/mdev = 0.057/0.058/0.060/0.001 ms
ping -c $NUMPING -W $NETWAIT -n -q $PARTNER > $TEMPDIR/tmp.$$.ping_$PARTNER
STATUS="OK"
MESSAGE="Good ping from $MYGROUP: $MYNAME to $PARTNER"
LOSS=`fgrep " packet loss, time " $TEMPDIR/tmp.$$.ping_$PARTNER | cut -d " " -f 6 | cut -d "%" -f 1`
VALUE=`fgrep "rtt min/avg/max/mdev" $TEMPDIR/tmp.$$.ping_$PARTNER | cut -d "/" -f 5 | cut -d "." -f 1`
if [ "$VALUE" -gt "$WARNMS" ]; then
STATUS="WARN"
MESSAGE="High Latency from $MYGROUP: $MYNAME to $PARTNER"
fi
if [ "$LOSS" -gt "$ALERTPERC" ]; then
STATUS="ALERT"
MESSAGE="Too much packet loss from $MYGROUP: $MYNAME to $PARTNER : ${LOSS}%"
VALUE=$(( WAIT * 1000 ))
fi
echo "${DATIM};$MYGROUP;$MYNAME;ping_$PARTNER;$STATUS;$VALUE;$MESSAGE : $VALUE ms" >> $TEMPDIR/tmp.$$.collected.tmp
rm $TEMPDIR/tmp.$$.ping_$PARTNER
}
#---------------------------------------------------------
# Ping6Partner - FQDN / NumPing / ALERT-Percent / WARN ms roundtrip
#---------------------------------------------------------
Ping6Partner () {
MossheLog "PingPartner $1"
typeset -i ALERTPERC WARNMS VALUE LOSS WAIT
PARTNER=$1
NUMPING=$2
ALERTPERC=$3
WARNMS=$4
# ~# ping -c 3 -W 5 -n -q localhost
# PING localhost (127.0.0.1) 56(84) bytes of data.
#
# --- localhost ping statistics ---
# 3 packets transmitted, 3 received, 0% packet loss, time 1998ms
# rtt min/avg/max/mdev = 0.057/0.058/0.060/0.001 ms
ping6 -c $NUMPING -W $NETWAIT -n -q $PARTNER > $TEMPDIR/tmp.$$.ping_$PARTNER
STATUS="OK"
MESSAGE="Good ping from $MYGROUP: $MYNAME to $PARTNER"
LOSS=`fgrep " packet loss, time " $TEMPDIR/tmp.$$.ping_$PARTNER | cut -d " " -f 6 | cut -d "%" -f 1`
VALUE=`fgrep "rtt min/avg/max/mdev" $TEMPDIR/tmp.$$.ping_$PARTNER | cut -d "/" -f 5 | cut -d "." -f 1`
if [ "$VALUE" -gt "$WARNMS" ]; then
STATUS="WARN"
MESSAGE="High Latency from $MYGROUP: $MYNAME to $PARTNER"
fi
if [ "$LOSS" -gt "$ALERTPERC" ]; then
STATUS="ALERT"
MESSAGE="Too much packet loss from $MYGROUP: $MYNAME to $PARTNER : ${LOSS}%"
VALUE=$(( WAIT * 1000 ))
fi
echo "${DATIM};$MYGROUP;$MYNAME;ping6_$PARTNER;$STATUS;$VALUE;$MESSAGE : $VALUE ms" >> $TEMPDIR/tmp.$$.collected.tmp
rm $TEMPDIR/tmp.$$.ping_$PARTNER
}
#---------------------------------------------------------
# PingLoss - FQDN / NumPing / PacketLoss% WARN / PacketLoss% ALERT
#---------------------------------------------------------
PingLoss () {
MossheLog "PingLoss $1"
typeset -i ALERTPERC WARNPERC VALUE WAIT
PARTNER=$1
NUMPING=$2
WARNPERC=$3
ALERTPERC=$4
ping -c $NUMPING -W $NETWAIT -n -q $PARTNER > $TEMPDIR/tmp.$$.ping_$PARTNER
STATUS="OK"
MESSAGE="Ignorable packet loss $MYGROUP: $MYNAME to $PARTNER"
VALUE=`fgrep " packet loss, time " $TEMPDIR/tmp.$$.ping_$PARTNER | cut -d " " -f 6 | cut -d "%" -f 1`
if [ "$VALUE" -gt "$ALERTPERC" ]; then
STATUS="ALERT"
MESSAGE="Too much packet loss from $MYGROUP: $MYNAME to $PARTNER : ${VALUE}%"
elif [ "$VALUE" -gt "$WARNPERC" ]; then
STATUS="WARN"
MESSAGE="High packet loss from $MYGROUP: $MYNAME to $PARTNER : ${VALUE}%"
fi
echo "${DATIM};$MYGROUP;$MYNAME;pingloss_$PARTNER;$STATUS;$VALUE;$MESSAGE : ${VALUE}%" >> $TEMPDIR/tmp.$$.collected.tmp
rm $TEMPDIR/tmp.$$.ping_$PARTNER
}
#---------------------------------------------------------
# Ping6Loss - FQDN / NumPing / PacketLoss% WARN / PacketLoss% ALERT
#---------------------------------------------------------
Ping6Loss () {
MossheLog "PingLoss $1"
typeset -i ALERTPERC WARNPERC VALUE WAIT
PARTNER=$1
NUMPING=$2
WARNPERC=$3
ALERTPERC=$4
ping6 -c $NUMPING -W $NETWAIT -n -q $PARTNER > $TEMPDIR/tmp.$$.ping_$PARTNER
STATUS="OK"
MESSAGE="Ignorable packet loss $MYGROUP: $MYNAME to $PARTNER"
VALUE=`fgrep " packet loss, time " $TEMPDIR/tmp.$$.ping_$PARTNER | cut -d " " -f 6 | cut -d "%" -f 1`
if [ "$VALUE" -gt "$ALERTPERC" ]; then
STATUS="ALERT"
MESSAGE="Too much packet loss from $MYGROUP: $MYNAME to $PARTNER : ${VALUE}%"
elif [ "$VALUE" -gt "$WARNPERC" ]; then
STATUS="WARN"
MESSAGE="High packet loss from $MYGROUP: $MYNAME to $PARTNER : ${VALUE}%"
fi
echo "${DATIM};$MYGROUP;$MYNAME;ping6loss_$PARTNER;$STATUS;$VALUE;$MESSAGE : ${VALUE}%" >> $TEMPDIR/tmp.$$.collected.tmp
rm $TEMPDIR/tmp.$$.ping_$PARTNER
}
#---------------------------------------------------------
# PingTime - FQDN / NumPing / WARN ms roundtrip / ALERT ms roundtrip
#---------------------------------------------------------
PingTime () {
MossheLog "PingTime $1"
typeset -i ALERTPERC WARNMS VALUE WAIT
PARTNER=$1
NUMPING=$2
WARNMS=$3
ALERTMS=$4
ping -c $NUMPING -W $NETWAIT -n -q $PARTNER > $TEMPDIR/tmp.$$.ping_$PARTNER
STATUS="OK"
MESSAGE="Good ping from $MYGROUP: $MYNAME to $PARTNER"
VALUE=`fgrep "rtt min/avg/max/mdev" $TEMPDIR/tmp.$$.ping_$PARTNER | cut -d "/" -f 5 | cut -d "." -f 1`
if [ "$VALUE" -gt "$ALERTMS" ]; then
STATUS="ALERT"
MESSAGE="Excessive Latency from $MYGROUP: $MYNAME to $PARTNER"
elif [ "$VALUE" -gt "$WARNMS" ]; then
STATUS="WARN"
MESSAGE="High Latency from $MYGROUP: $MYNAME to $PARTNER"
fi
echo "${DATIM};$MYGROUP;$MYNAME;pingtime_$PARTNER;$STATUS;$VALUE;$MESSAGE : $VALUE ms" >> $TEMPDIR/tmp.$$.collected.tmp
rm $TEMPDIR/tmp.$$.ping_$PARTNER
}
#---------------------------------------------------------
# Ping6Time - FQDN / NumPing / WARN ms roundtrip / ALERT ms roundtrip
#---------------------------------------------------------
Ping6Time () {
MossheLog "PingTime $1"
typeset -i ALERTPERC WARNMS VALUE WAIT
PARTNER=$1
NUMPING=$2
WARNMS=$3
ALERTMS=$4
ping6 -c $NUMPING -W $NETWAIT -n -q $PARTNER > $TEMPDIR/tmp.$$.ping_$PARTNER
STATUS="OK"
MESSAGE="Good ping from $MYGROUP: $MYNAME to $PARTNER"
VALUE=`fgrep "rtt min/avg/max/mdev" $TEMPDIR/tmp.$$.ping_$PARTNER | cut -d "/" -f 5 | cut -d "." -f 1`
if [ "$VALUE" -gt "$ALERTMS" ]; then
STATUS="ALERT"
MESSAGE="Excessive Latency from $MYGROUP: $MYNAME to $PARTNER"
elif [ "$VALUE" -gt "$WARNMS" ]; then
STATUS="WARN"
MESSAGE="High Latency from $MYGROUP: $MYNAME to $PARTNER"
fi
echo "${DATIM};$MYGROUP;$MYNAME;ping6time_$PARTNER;$STATUS;$VALUE;$MESSAGE : $VALUE ms" >> $TEMPDIR/tmp.$$.collected.tmp
rm $TEMPDIR/tmp.$$.ping_$PARTNER
}
#---------------------------------------------------------
# ARPing - FQDN / NumPing / PacketLoss% WARN / PacketLoss% ALERT
#---------------------------------------------------------
ARPing () {
MossheLog "ARPing $1"
typeset -i ALERTPERC WARNPERC VALUE WAIT
PARTNER=$1
NUMPING=$2
WARNPERC=$3
ALERTPERC=$4
STATUS="UNDEF"
if [ -z which arping ]; then
echo "${DATIM};$MYGROUP;$MYNAME;arping;$STATUS;99;arping not installed" >> $TEMPDIR/tmp.$$.collected.tmp
exit 0
fi
VALUE=`arping -c $NUMPING -w $NETWAIT $PARTNER | fgrep Received | cut -d " " -f 2`
STATUS="OK"
MESSAGE="Ignorable ARP packet loss $MYGROUP: $MYNAME to $PARTNER"
if [ "$VALUE" -gt "$ALERTPERC" ]; then
STATUS="ALERT"
MESSAGE="Too much packet loss from $MYGROUP: $MYNAME to $PARTNER : ${VALUE} von ${NUMPING}"
elif [ "$VALUE" -gt "$WARNPERC" ]; then
STATUS="WARN"
MESSAGE="High packet loss from $MYGROUP: $MYNAME to $PARTNER : ${VALUE} von ${NUMPING}"
fi
echo "${DATIM};$MYGROUP;$MYNAME;arping_$PARTNER;$STATUS;$VALUE;$MESSAGE : ${VALUE} von ${NUMPING}" >> $TEMPDIR/tmp.$$.collected.tmp
}
#---------------------------------------------------------
# TCPing SERVER PORT
#---------------------------------------------------------
# needs NETCAT command for service check
TCPing () {
MossheLog "TCPing $1 : $2"
SRV=$1
PORT=$2
STATUS="UNDEF"
typeset -i RTNCODE=0
if [ -z `which nc` ]; then
echo "${DATIM};$MYGROUP;$SRV;TCPing;UNDEF;-1;NC not installed - cannot perform network check" >> $TEMPDIR/tmp.$$.collected.tmp
else
echo " " | nc -w $NETWAIT -q 1 -i 1 $SRV $PORT
if [ $? -gt 0 ]; then
STATUS="ALERT";
RTN="Service tcp/$PORT unreachable"
RTNCODE=3
else
STATUS="OK"
RTN="Service tcp/$PORT answers"
RTNCODE=1
fi
echo "${DATIM};$MYGROUP;$MYNAME;TCPing_${SRV}_${PORT};$STATUS;$RTNCODE;$RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# DNSquery server fqdn querytype
#---------------------------------------------------------
# needs DIG command for DNS lookups
DNSquery () {
MossheLog "DNSquery @ $1 $2 $3"
typeset -i RTNCODE
DNSSERVER=$1
FQDN=$2
QTYPE=$3
STATUS="ALERT"
if [ -z `which dig` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;dns (general);UNDEF;-1;DIG not installed - cannot perform DNS check" >> $TEMPDIR/tmp.$$.collected.tmp
else
RTN=`dig +short @$DNSSERVER $FQDN $QTYPE | tail -n 1`
RTNCODE=`echo $RTN | wc -c | sed -e "s/ //g"`
if [ "$RTNCODE" -gt 7 ]; then
STATUS="OK";
else
RTN="(not resolved)"
RTNCODE=$(( RTNCODE + 100 ))
fi
echo "${DATIM};$MYGROUP;${MYNAME};DNSquery_${FQDN}_${QTYPE}_at_${DNSSERVER};$STATUS;$RTNCODE;resolves to: $RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# DNSmatch server fqdn querytype match
#---------------------------------------------------------
# needs DIG command for DNS lookups
DNSmatch () {
MossheLog "DNSmatch @$1 $2 $3 = $4"
typeset -i RTNCODE
DNSSERVER=$1
FQDN=$2
QTYPE=$3
EXPECTED=$4
STATUS="ALERT"
if [ -z `which dig` ]; then
echo "${DATIM};$MYGROUP;$DNSSERVER;dns (general);UNDEF;-1;DIG not installed - cannot perform DNS check" >> $TEMPDIR/tmp.$$.collected.tmp
else
RTN=`dig +short +tries=5 @$DNSSERVER $FQDN $QTYPE | tail -n 1`
RTNCODE=`echo "$RTN" | wc -c | sed -e "s/ //g"`
if [ "$RTN" = "$EXPECTED" ]; then
STATUS="OK";
elif [ "$RTNCODE" -gt 7 ]; then
STATUS="WARN";
RTNCODE=$(( RTNCODE + 100 ))
else
RTN="(not resolved)"
RTNCODE=$(( RTNCODE + 200 ))
fi
echo "${DATIM};$MYGROUP;$MYNAME;DNSmatch_${FQDN}_${QTYPE}_at_${DNSSERVER};$STATUS;$RTNCODE;resolves to: $RTN , expected: $EXPECTED" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# HTTPheader URL (http/https)
#---------------------------------------------------------
# needs LYNX command for web access
# set lynx.cfg to FORCE_SSL_PROMPT:YES
HTTPheader () {
MossheLog "HTTPheader $1"
URL=$1
typeset -i RTNCODE=0
SRV=`echo $URL | cut -d "/" -f 3 | cut -d ":" -f 1`
if [ -z `which lynx` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;HTTPheader;UNDEF;-1;LYNX not installed - cannot perform HTTP check" >> $TEMPDIR/tmp.$$.collected.tmp
else
RTN=`lynx -connect_timeout=30 -dump -head $URL 2>/dev/null| head --lines=1`
RTNCODE=`echo $RTN | cut -d " " -f 2`
if [ -z "$RTN" ]; then STATUS="ALERT"; RTN="Service unreachable"; RTNCODE=666
elif [ "$RTNCODE" -ge 300 ]; then STATUS="WARN"
elif [ "$RTNCODE" -ge 200 ]; then STATUS="OK"
else STATUS="UNDEF"
fi
echo "${DATIM};$MYGROUP;$MYNAME;HTTPheader_$SRV;$STATUS;$RTNCODE;$URL - $RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# HTTPheadermatch RETURNCODE URL (http/https)
#---------------------------------------------------------
# needs LYNX command for web access
# set lynx.cfg to FORCE_SSL_PROMPT:YES
HTTPheadermatch () {
MossheLog "HTTPheadermatch $2 = $1"
EXPECTED=$1
URL=$2
typeset -i RTNCODE=0
SRV=`echo $URL | cut -d "/" -f 3 | cut -d ":" -f 1`
if [ -z `which lynx` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;HTTPheader;UNDEF;-1;LYNX not installed - cannot perform HTTP check" >> $TEMPDIR/tmp.$$.collected.tmp
else
RTN=`lynx -connect_timeout=30 -dump -head $URL 2>/dev/null | head --lines=1`
RTNCODE=`echo $RTN | cut -d " " -f 2`
if [ -z "$RTN" ]; then STATUS="ALERT"; RTN="Service unreachable"; RTNCODE=666
elif [ "$RTNCODE" = "$EXPECTED" ]; then STATUS="OK"
elif [ "$RTNCODE" -ge 400 ]; then STATUS="ALERT"
elif [ "$RTNCODE" -ge 200 ]; then STATUS="WARN"
else STATUS="UNDEF"
fi
echo "${DATIM};$MYGROUP;$MYNAME;HTTPheadermatch_${SRV}_$EXPECTED;$STATUS;$RTNCODE;$URL - $RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# HTTPcontentmatch URL match
#---------------------------------------------------------
# needs NETCAT command for service check
HTTPcontentmatch () {
MossheLog "HTTPcontentmatch $1 = $2"
URL=$1
MATCH=$2
SRV=`echo $URL | cut -d "/" -f 3 | cut -d ":" -f 1`
PORT=`echo $URL | cut -d "/" -f 3 | cut -d ":" -f 2`
if [ "$SRV" = "$PORT" ]; then PORT=80; fi
if [ -z `which wget` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;HTTPcontentmatch;UNDEF;-1;WGET not installed - cannot perform HTTP check" >> $TEMPDIR/tmp.$$.collected.tmp
else
wget -q -O $TEMPDIR/tmp.$$.HTTPcontent_${SRV}.rtn "$URL"
fgrep "$MATCH" $TEMPDIR/tmp.$$.HTTPcontent_$SRV.rtn > $TEMPDIR/tmp.$$.HTTPcontent_${SRV}.match
if [ -s $TEMPDIR/tmp.$$.HTTPcontent_${SRV}.match ]; then RTNCODE=200; STATUS="OK"; MSG="$MATCH found"
elif [ -s $TEMPDIR/tmp.$$.HTTPcontent_$SRV.rtn ]; then RTNCODE=0; STATUS="WARN"; MSG="$MATCH missing"
else RTNCODE=400; STATUS="ALERT"; MSG="Service unreachable"
fi
echo "${DATIM};$MYGROUP;$MYNAME;HTTPcontentmatch_$SRV;$STATUS;$RTNCODE;$URL - $MSG" >> $TEMPDIR/tmp.$$.collected.tmp
rm $TEMPDIR/tmp.$$.HTTPcontent_${SRV}.*
fi
}
#---------------------------------------------------------
# FTPcheck SERVER
#---------------------------------------------------------
# needs NETCAT command for service check
FTPcheck () {
MossheLog "FTPcheck $1"
SRV=$1
STATUS="UNDEF"
typeset -i RTNCODE=0
if [ -z `which netcat` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;FTPcheck;UNDEF;-1;NC not installed - cannot perform network check" >> $TEMPDIR/tmp.$$.collected.tmp
else
RTN=`echo "quit" | nc -w $NETWAIT -q 1 -i 1 $SRV 21 | head -n 1`
if [ $? -gt 0 ];
then STATUS="ALERT";
else
typeset -i RTNCODE=`echo $RTN | head -c 3`
if [ -z "$RTN" ]; then STATUS="ALERT"; RTN="Service unreachable"
elif [ "$RTNCODE" -ge 500 ]; then STATUS="ALERT";
elif [ "$RTNCODE" -ge 400 ]; then STATUS="WARN";
elif [ "$RTNCODE" -ge 200 ]; then STATUS="OK"; fi
fi
echo "${DATIM};$MYGROUP;$MYNAME;FTPcheck_$SRV;$STATUS;$RTNCODE;$RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# SSHcheck SERVER PORT
#---------------------------------------------------------
# needs NETCAT command for service check
SSHcheck () {
MossheLog "SSHcheck $1 : 2"
SRV="$1"
PORT="$2"
if [ -z "$PORT" ]; then PORT="22"; fi
STATUS="UNDEF"
typeset -i RTNCODE=0
if [ -z `which netcat` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;SSHcheck;UNDEF;-1;NC not installed - cannot perform SSH check" >> $TEMPDIR/tmp.$$.collected.tmp
else
FULLRTN=`echo " " | nc -w $NETWAIT -q 1 -i 1 $SRV $PORT | head -n 1`
RTN=`echo "$FULLRTN" | head -c 4`
if [ "$RTN" = "SSH-" ]; then
STATUS="OK";
RTNCODE=1;
RTN="SSH running: $FULLRTN"
elif [ -z "$RTN" ]; then
STATUS="ALERT";
RTNCODE=3;
RTN="No response from SSH: $FULLRTN"
else
STATUS="WARN";
RTNCODE=2;
RTN="Strange response from SSH: $FULLRTN"
fi
echo "${DATIM};$MYGROUP;$MYNAME;SSHcheck_$SRV;$STATUS;$RTNCODE;$RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# POP3check SERVER
#---------------------------------------------------------
# needs NETCAT command for service check
POP3check () {
MossheLog "POP3check $1"
SRV=$1
STATUS="ALERT"
typeset -i RTNCODE=0
if [ -z `which netcat` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;POP3check;UNDEF;-1;NC not installed - cannot perform network check" >> $TEMPDIR/tmp.$$.collected.tmp
else
RTN=`echo "quit" | nc -w $NETWAIT -q 1 -i 1 $SRV 110 | head --bytes=3`
if [ $? -gt 0 ]; then
STATUS="ALERT"
WERT=3
elif [ "$RTN" == "+OK" ]; then
STATUS="OK"
WERT="0";
else
STATUS="WARN"
WERT="1"
fi
echo "${DATIM};$MYGROUP;$MYNAME;POP3check_$SRV;$STATUS;$RTNCODE;$RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# IMAPcheck SERVER
#---------------------------------------------------------
# needs NETCAT command for service check
IMAPcheck () {
MossheLog "IMAPcheck $1"
SRV=$1
STATUS="ALERT"
typeset -i RTNCODE=0
if [ -z `which netcat` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;IMAPcheck;UNDEF;-1;NC not installed - cannot perform network check" >> $TEMPDIR/tmp.$$.collected.tmp
else
RTN=`echo "IC Logout" | nc -w $NETWAIT -q 1 -i 1 $SRV 143 | head --bytes=4`
if [ $? -gt 0 ]; then
STATUS="ALERT"
WERT=3
elif [ "$RTN" == "* OK" ]; then
STATUS="OK"
WERT="0";
else
STATUS="WARN"
WERT="1"
fi
echo "${DATIM};$MYGROUP;$MYNAME;IMAPcheck_$SRV;$STATUS;$WERT;$RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# SMTPcheck SERVER
#---------------------------------------------------------
# needs NETCAT command for service check
SMTPcheck () {
MossheLog "SMTPcheck $1"
SRV=$1
STATUS="UNDEF"
typeset -i RTNCODE=0
if [ -z `which netcat` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;SMTPcheck;UNDEF;-1;NC not installed - cannot perform network check" >> $TEMPDIR/tmp.$$.collected.tmp
else
RTN=`echo "quit" | nc -w $NETWAIT -q 1 -i 1 $SRV 25 | head -n 1`
if [ $? -gt 0 ];
then STATUS="DOWN";
else
typeset -i RTNCODE=`echo $RTN | cut -d " " -f 1`
if [ -z "$RTN" ]; then STATUS="ALERT"; RTN="Service unreachable"
elif [ "$RTNCODE" -ge 500 ]; then STATUS="ALERT";
elif [ "$RTNCODE" -ge 400 ]; then STATUS="WARN";
elif [ "$RTNCODE" -ge 200 ]; then STATUS="OK"; fi
fi
echo "${DATIM};$MYGROUP;$MYNAME;SMTPcheck_$SRV;$STATUS;$RTNCODE;$RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# RBLcheckFQDN MailserverFQDN RBLserver
#---------------------------------------------------------
# needs DIG command for service check
RBLcheckFQDN () {
MossheLog "RBLcheckFQDN $1 @ $2"
SRV=$1
RBL=$2
STATUS="UNDEF"
RTN="Huh? Check RBLcheckFQDN routine - something's wrong here"
typeset -i RTNCODE=33
if [ -z `which dig` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;RBLcheckFQDN;UNDEF;-1;DIG not installed - cannot perform network check" >> $TEMPDIR/tmp.$$.collected.tmp
else
IP=`dig +short $SRV | grep -e "^[0-9.]\+$" | head -n 1`
set `IFS="."; echo $IP`
REVIP=`echo $4.$3.$2.$1`
RESOLVED=`dig ${REVIP}.${RBL} +short | grep -e "^127.0.0."`
RTNCODE=$?
if [ "$RTNCODE" -gt 1 ]; then
STATUS="WARN"
RTN="Blacklist $RBL somehow wrong (IP=$IP / revIP=$REVIP) - ExitCode $RTNCODE"
elif [ -z "$RESOLVED" ]; then
STATUS="OK";
RTN="$IP not blacklisted"
RTNCODE=0
else
STATUS="ALERT";
RTN="$RBL blacklists $IP : $RESOLVED"
RTNCODE=22
fi
echo "${DATIM};$MYGROUP;$MYNAME;RBLcheckFQDN_${RBL}_at_$SRV;$STATUS;$RTNCODE;$RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# RBLcheckIP MailserverIP RBLserver
#---------------------------------------------------------
# needs DIG command for service check
RBLcheckIP () {
MossheLog "RBLcheckIP $1 @ $2"
SRV=$1
RBL=$2
STATUS="UNDEF"
RTN="Huh? Check RBLcheck routine - something's wrong here"
typeset -i RTNCODE=33
if [ -z `which dig` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;RBLcheckIP;UNDEF;-1;DIG not installed - cannot perform network check" >> $TEMPDIR/tmp.$$.collected.tmp
else
IP=$SRV
set `IFS="."; echo $IP`
REVIP=`echo $4.$3.$2.$1`
RESOLVED=`dig ${REVIP}.${RBL} +short | grep -e "^127.0.0."`
RTNCODE=$?
if [ "$RTNCODE" -gt 1 ]; then
STATUS="WARN"
RTN="Blacklist $RBL somehow wrong (IP=$IP / revIP=$REVIP) - ExitCode $RTNCODE"
elif [ -z "$RESOLVED" ]; then
STATUS="OK";
RTN="$IP not blacklisted"
RTNCODE=0
else
STATUS="ALERT";
RTN="$RBL blacklists $IP : $RESOLVED"
RTNCODE=22
fi
echo "${DATIM};$MYGROUP;$MYNAME;RBLcheckIP_${RBL}_at_$SRV;$STATUS;$RTNCODE;$RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#---------------------------------------------------------
# SAMBAcheck SERVER
#---------------------------------------------------------
# needs SMBCLIENT command for service check
SAMBAcheck () {
MossheLog "SAMBAcheck $1"
IP=$1
STATUS="UNDEF"
typeset -i RTNCODE=0
if [ -z `which smbclient` ]; then
echo "${DATIM};$MYGROUP;$MYNAME;SAMBAcheck;UNDEF;-1;SMBCLIENT not installed - cannot perform network check" >> $TEMPDIR/tmp.$$.collected.tmp
else
RTN=`smbclient -N -L $IP 2>/dev/null`
RTNCODE=$?
if [ "$RTNCODE" -gt 0 ]; then
STATUS="ALERT";
RTN="No SMB/CIFS services on $IP"
else
STATUS="OK";
RTN="SMB/CIFS services running on $IP"
fi
echo "${DATIM};$MYGROUP;$MYNAME;SAMBAcheck_$IP;$STATUS;$RTNCODE;$RTN" >> $TEMPDIR/tmp.$$.collected.tmp
fi
}
#############################################################################