pandorafms/pandora_agents/shellscript/openWRT/pandora_agent

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#!/bin/sh
# **********************************************************************
# Pandora FMS OpenWRT Agent
# (c) 2009 Artica Soluciones Tecnológicas SL
# with the help of many people. Please see http://pandorafms.org
# This code is licensed under GPL 2.0 license.
# **********************************************************************
AGENT_VERSION=2.0
AGENT_BUILD=080529
if [ -z "$1" ]
then
echo " "
echo "Fatal error: I need an argument to Pandora FMS Agent config directory"
echo " "
echo " example: pandora_agent /etc/pandora "
echo " "
exit
else
PANDORA_HOME=$1
fi
if [ ! -f $PANDORA_HOME/pandora_agent.conf ]
then
echo " "
echo "FATAL ERROR: Cannot load $PANDORA_HOME/pandora_agent.conf"
echo " "
exit
fi
# Init internal variables
CONTADOR=0
EXECUTE=1
MODULE_END=0
TIMESTAMP=`date +"%Y/%m/%d %H:%M:%S"`
IFS="
"
# Default values
CHECKSUM_MODE=1
DEBUG_MODE=0
SERVER_PORT=41121
INTERVAL=300
TRANSFER_MODE=tentacle
SERVER_PWD=pandora123
if [ -z "`echo $LANG | grep '\.'`" ]
then
ENCODING="UTF-8"
else
ENCODING=`echo $LANG | cut -f 2 -d "."`
fi
NOMBRE_HOST="linksys"
OS_NAME=`uname -s`
PANDORA_LOGFILE=/var/log/pandora_agent.log
TEMP=/tmp
# Read config file
for a in `cat $PANDORA_HOME/pandora_agent.conf | grep -v -e "^#" | grep -v -e "^module" `
do
a=`echo $a | tr -s " " " "`
# Get general configuration parameters from config file
if [ ! -z "`echo $a | grep -e '^logfile'`" ]
then
PANDORA_LOGFILE=`echo $a | awk '{ print $2 }' `
echo "$TIMESTAMP - [SETUP] - Pandora Logfile is $PANDORA_LOGFILE" >> $PANDORA_LOGFILE
fi
if [ ! -z "`echo $a | grep -e '^server_ip'`" ]
then
SERVER_IP=`echo $a | awk '{ print $2 }' `
echo "$TIMESTAMP - [SETUP] - Server IP Address is $SERVER_IP" >> $PANDORA_LOGFILE
fi
if [ ! -z "`echo $a | grep -e '^server_path'`" ]
then
SERVER_PATH=`echo $a | awk '{ print $2 }' `
echo "$TIMESTAMP - [SETUP] - Server Path is $SERVER_PATH" >> $PANDORA_LOGFILE
fi
if [ ! -z "`echo $a | grep -e '^temporal'`" ]
then
TEMP=`echo $a | awk '{ print $2 }' `
echo "$TIMESTAMP - [SETUP] - Temporal Path is $TEMP" >> $PANDORA_LOGFILE
fi
if [ ! -z "`echo $a | grep -e '^interval'`" ]
then
INTERVAL=`echo $a | awk '{ print $2 }' `
echo "$TIMESTAMP - [SETUP] - Interval is $INTERVAL seconds" >> $PANDORA_LOGFILE
fi
if [ ! -z "`echo $a | grep -e '^agent_name'`" ]
then
NOMBRE_HOST=`echo $a | awk '{ print $2 }' `
echo "$TIMESTAMP - [SETUP] - Agent name is $NOMBRE_HOST " >> $PANDORA_LOGFILE
fi
if [ ! -z "`echo $a | grep -e '^debug'`" ]
then
DEBUG_MODE=`echo $a | awk '{ print $2 }' `
echo "$TIMESTAMP - [SETUP] - Debug mode is $DEBUG_MODE " >> $PANDORA_LOGFILE
fi
# Contribution of daggett
if [ ! -z "`echo $a | grep -e '^server_port'`" ]
then
SERVER_PORT=`echo $a | awk '{ print $2 }' `
echo "$TIMESTAMP - [SETUP] - Server Port is $SERVER_PORT" >> $PANDORA_LOGFILE
fi
# Contribution of daggett
if [ ! -z "`echo $a | grep -e '^encoding'`" ]
then
ENCODING=`echo $a | awk '{ print $2 }' `
echo "$TIMESTAMP - [SETUP] - Encoding is $ENCODING" >> $PANDORA_LOGFILE
fi
if [ ! -z "`echo $a | grep -e '^server_pwd'`" ]
then
SERVER_PWD=`echo $a | awk '{ print $2 }' `
echo "$TIMESTAMP - [SETUP] - Server password set (FTP)" >> $PANDORA_LOGFILE
fi
if [ ! -z "`echo $a | grep -e '^transfer_mode'`" ]
then
TRANSFER_MODE=`echo $a | awk '{ print $2 }' `
echo "$TIMESTAMP - [SETUP] - Transfer mode is $TRANSFER_MODE" >> $PANDORA_LOGFILE
fi
done
# Script banner at start
echo "Pandora FMS Agent / Linksys $AGENT_VERSION (c) Sancho Lerena, Jorge Loza 2008"
echo "This program is licensed under GPL2 Terms. http://pandora.sf.net"
echo "Running in $NOMBRE_HOST at $TIMESTAMP"
echo " "
if [ "$DEBUG_MODE" = "1" ]
then
echo "(**) Warning: Running in DEBUG mode"
fi
# MAIN Program loop begin
while [ "1" = "1" ]
do
# Deleted debug / error info on each run to avoid giant logs
rm -Rf $PANDORA_LOGFILE.err 2> /dev/null
# Date and time, SERIAL is number of seconds since 1/1/1970, for every packet.
TIMESTAMP=`date +"%Y/%m/%d %H:%M:%S"`
SERIAL=`date +"%s"`
# File names
DATA=$TEMP/$NOMBRE_HOST.$SERIAL.data
DATA2=$TEMP/$NOMBRE_HOST.$SERIAL.data_temp
# Makes data packet
echo "<?xml version=\"1.0\" encoding=\"$ENCODING\"?> " > $DATA
echo "<agent_data os_name='$OS_NAME' os_version='$OS_VERSION' interval='$INTERVAL' version='$AGENT_VERSION' timestamp='$TIMESTAMP' agent_name='$NOMBRE_HOST'>" >> $DATA
for a in `cat $PANDORA_HOME/pandora_agent.conf | grep -v -e "^#" | grep -e "^module" `
do
a=`echo $a | tr -s " " " "`
if [ ! -z "`echo $a | grep -e '^module_exec'`" ]
then
if [ $EXECUTE -eq 0 ]
then
execution=`echo $a | cut -c 13- `
res=`eval $execution`
if [ -z "$flux_string" ]
then
res=`eval expr $res 2> $PANDORA_LOGFILE.err`
fi
echo "<data><![CDATA[$res]]></data>" >> $DATA2
fi
fi
if [ ! -z "`echo $a | grep -e '^module_name'`" ]
then
name=`echo $a | cut -c 13- `
echo "<name><![CDATA[$name]]></name>" >> $DATA2
fi
if [ ! -z "`echo $a | grep -e '^module_begin'`" ]
then
echo "<module>" >> $DATA2
EXECUTE=0
fi
if [ ! -z "`echo $a | grep -e '^module_max' `" ]
then
max=`echo $a | awk '{ print $2 }' `
echo "<max><![CDATA[$max]]></max>" >> $DATA2
fi
if [ ! -z "`echo $a | grep -e '^module_min'`" ]
then
min=`echo $a | awk '{ print $2 }' `
echo "<min><![CDATA[$min]]></min>" >> $DATA2
fi
if [ ! -z "`echo $a | grep -e '^module_description'`" ]
then
desc=`echo $a | cut -c 20- `
echo "<description><![CDATA[$desc]]></description>" >> $DATA2
fi
if [ ! -z "`echo $a | grep -e '^module_end'`" ]
then
echo "</module>" >> $DATA2
MODULE_END=1
else
MODULE_END=0
fi
if [ ! -z "`echo $a | grep -e '^module_type'`" ]
then
mtype=`echo $a | awk '{ print $2 }' `
if [ ! -z "`echo $mtype | grep 'generic_data_string'`" ]
then
flux_string=1
else
flux_string=0
unset flux_string
fi
echo "<type><![CDATA[$mtype]]></type>" >> $DATA2
fi
if [ ! -z "`echo $a | grep '^module_interval'`" ]
then
# Determine if execution is to be done
MODULEINTERVAL=`echo $a | awk '{ print $2 }'`
EXECUTE=`expr \( $CONTADOR + 1 \) % $MODULEINTERVAL`
fi
# If module ends, and execute for this module is enabled
# then write
if [ $MODULE_END -eq 1 ]
then
if [ $EXECUTE -eq 0 ]
then
cat $DATA2 >> $DATA
fi
rm -Rf $DATA2 > /dev/null 2> /dev/null
fi
done
# Count number of agent runs
CONTADOR=`expr $CONTADOR + 1`
# Keep a limit of 100 for overflow reasons
if [ $CONTADOR -eq 100 ]
then
CONTADOR=0
fi
# Call for user-defined script for data adquisition
if [ -f "$PANDORA_HOME/pandora_user.conf" ]
then
/bin/sh $PANDORA_HOME/pandora_user.conf >> $DATA
fi
# Finish data packet
echo "</agent_data>" >> $DATA
echo "" >> $DATA
# Replace & chars in XML (should not to be any) to avoid syntax problems
sed "s/&/&amp;/g" $DATA > $TEMP/finalxml.tmp
rm -f $DATA
mv $TEMP/finalxml.tmp $DATA
if [ "$DEBUG_MODE" = "1" ]
then
echo "$TIMESTAMP - Finish writing XML $DATA" >> $PANDORA_LOGFILE
echo "(**) Data file is at $DATA - Exiting now"
echo " "
exit 0
fi
cd $TEMP
if [ "$TRANSFER_MODE" = "ftp" ]
then
wput -q $NOMBRE_HOST.$SERIAL.data ftp://pandora:$SERVER_PWD@$SERVER_IP:$SERVER_PORT
else
tentacle_client -a $SERVER_IP -p $SERVER_PORT $NOMBRE_HOST.$SERIAL.data
fi
# Delete data
rm -f $DATA 2> $PANDORA_LOGFILE.err
# Go to bed :-)
sleep $INTERVAL
done
# This runs forever!