freenetis-monitoring-github/freenetis-monitord.sh @ 3c63baaa
| 1cb0a3be | Ondřej Fibich | #!/bin/bash
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################################################################################
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# #
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# This script serves for monitoring from IS FreeNetIS #
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# #
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# author Kliment Michal 2012 #
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# email kliment@freenetis.org #
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# #
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# name freenetis-monitord.sh #
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| 12ef2923 | Ondřej Fibich | # version 0.9.6 #
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| 1cb0a3be | Ondřej Fibich | # #
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################################################################################
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| 12ef2923 | Ondřej Fibich | # Version
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VERSION="0.9.6"
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| 1cb0a3be | Ondřej Fibich | #Load variables from config file
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CONFIG=/etc/freenetis/freenetis-monitoring.conf
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# temporary file with list of IP addresses to monitor
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HOSTS_INPUT=`mktemp`
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# temporary file with result to send
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HOSTS_OUTPUT=`mktemp`
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FPING="/usr/bin/fping"
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# -------------------------------------------------------------------------
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# Copyright (c) 2005 nixCraft project <http://cyberciti.biz/fb/>
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# This script is licensed under GNU GPL version 2.0 or above
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# -------------------------------------------------------------------------
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# This script is part of nixCraft shell script collection (NSSC)
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# Visit http://bash.cyberciti.biz/ for more information.
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# -------------------------------------------------------------------------
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# Get OS name
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function get_ip()
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{
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OS=`uname`
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IO="" # store IP
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case $OS in
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Linux) IP=`ifconfig | grep 'inet addr:'| grep -v '127.0.0.1' | cut -d: -f2 | awk '{ print $1}'`;;
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FreeBSD|OpenBSD) IP=`ifconfig | grep -E 'inet.[0-9]' | grep -v '127.0.0.1' | awk '{ print $2}'` ;;
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SunOS) IP=`ifconfig -a | grep inet | grep -v '127.0.0.1' | awk '{ print $2} '` ;;
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*) IP="Unknown";;
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esac
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echo -n "$IP"
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}
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| 12ef2923 | Ondřej Fibich | # Vesion info? Only possible arg.
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if [ $# -eq 1 ]; then
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if [ "$1" == "version" ]; then
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echo "$VERSION"
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exit 0
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fi
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fi
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| 1cb0a3be | Ondřej Fibich | ||
# Load variables
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if [ -e $CONFIG ]; then
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. $CONFIG
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else
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echo "Config file is missing at path $CONFIG."
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echo "Terminating..."
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exit 0
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fi
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# try to create log file if not exists
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if [ ! -e "$LOG_FILE" ] ; then
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set +e
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touch "$LOG_FILE"
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set -e
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fi
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# disable logging if log cannot be written
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if [ ! -w "$LOG_FILE" ]; then
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echo "Cannot write to $LOG_FILE file => disabling logging"
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LOG_FILE=/dev/null
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fi
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# endless loop
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while true;
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do
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echo "Downloading list of IP addresses to monitor..."
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# get ip addresses from FreenetIS
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http_code=`wget --no-check-certificate --server-response -q "$HOSTS_INPUT_URL$1" -O "$HOSTS_INPUT" 2>&1 | awk '/^ HTTP/{print $2}'`
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## access forbidden
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if [ "$http_code" = "403" ]; then
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# write to log if not already written
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if [ -z "$ERROR_WRITEN" ]; then
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echo -n "`date -R` " 1>&2
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echo -n "Wrong configuration of FreenetIS - access from monitoring server not allowed. " 1>&2
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echo -n "Set IP address of monnitoring server to \"" 1>&2
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get_ip 1>&2
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echo "\" in FreenetIS settings." 1>&2
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ERROR_WRITEN=1
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fi
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echo "Wrong configuration of FreenetIS - access from monitoring server not allowed."
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echo "Set IP address of monnitoring server to \"" $(get_ip) "\" in FreenetIS settings."
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echo ""
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continue
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fi
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# use fping to get ip addresses states
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$FPING -e -f "$HOSTS_INPUT" 2>>$LOG_FILE | while read host
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do
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# ip address
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ip=`echo $host | awk '{print $1}'`
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# state of host (alive or unreachable)
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state=`echo $host | awk '{print $3}'`
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# latency of host (only for alive state)
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lat=`echo $host | awk '{print $4}' | sed 's/(//'`
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# do not add ampersand to beginning of file with result
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if [ -s "$HOSTS_OUTPUT" ];
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then
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echo -n "&" >> "$HOSTS_OUTPUT";
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fi
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# add variables to file with result
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echo "ip[]=$ip&state[]=$state&lat[]=$lat" >> "$HOSTS_OUTPUT"
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done
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# remove temporary file with IP addresses to monitor
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rm -f "$HOSTS_INPUT"
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echo "Sending result data back to FreenetIS..."
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echo ""
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# send file with result back to FreenetIS
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wget -qO- --no-check-certificate --post-file="$HOSTS_OUTPUT" "$HOSTS_OUTPUT_URL"
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# remove temporary file with result
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rm -f "$HOSTS_OUTPUT"
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done
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