pandorafms/pandora_agents/unix/pandora_agent_installer

#!/bin/sh

# **********************************************************************
# Pandora FMS Agent Installer for Unix (generic installer)
# (c) 2008-2015 Artica ST
# (c) 2008-2010 Sancho Lerena <slerena@gmail.com>
# 
# This is a generic installer for all Unix-like systems.(AIX, HP-UX, SunOS, Linux, FreeBSD, NetBSD)
# Please see http://www.pandorafms.org. This code is licensed under GPL 2.0 license.
# **********************************************************************

PI_VERSION="7.0dev"
PI_BUILD="170215"
OS_NAME=`uname -s`

FORCE=0
LOG_TIMESTAMP=`date +"%Y/%m/%d %H:%M:%S"`

PREFIX=/usr
if [ "$OS_NAME" = "FreeBSD" ] || [ "$OS_NAME" = "NetBSD" ]
then
	PREFIX=/usr/local
fi
PANDORA_HOME=$PREFIX/share/pandora_agent
PANDORA_BIN=$PREFIX/bin/pandora_agent
PANDORA_EXEC_BIN=$PREFIX/bin/pandora_agent_exec
PANDORA_REVENT_BIN=$PREFIX/bin/pandora_revent
PANDORA_TEMP=/var/spool/pandora
PANDORA_CFG=/etc/pandora
PANDORA_LOG_DIR=/var/log/pandora
PANDORA_LOG=pandora_agent.log
TENTACLE=$PREFIX/bin/tentacle_client
TENTACLE_SERVER=$PREFIX/bin/tentacle_server
PANDORA_MAN=$PREFIX/share/man
PANDORA_STARTUP=/etc/init.d/pandora_agent_daemon
DAEMON_SCRIPT=pandora_agent_daemon
PANDORA_USER="root"
PANDORA_PERL_PATH="perl"
WITHOUT_TENTACLE_SERVER=0
FAKEROOT=0

# defaults for each platforms
case $OS_NAME in
AIX)
    PANDORA_STARTUP=/etc/rc.pandora_agent_daemon
	;;
HP-UX)
	PANDORA_STARTUP=/sbin/init.d/pandora_agent_daemon
	;;
FreeBSD)
	PANDORA_CFG=$PREFIX/etc/pandora
	PANDORA_MAN=$PREFIX/man
	PANDORA_STARTUP=$PREFIX/etc/rc.d/pandora_agent
	DAEMON_SCRIPT=$OS_NAME/pandora_agent
	PANDORA_PERL_PATH=/usr/local/bin/perl
	;;
NetBSD)
	PANDORA_CFG=/usr/local/etc/pandora
	PANDORA_STARTUP=/etc/rc.d/pandora_agent
	DAEMON_SCRIPT=$OS_NAME/pandora_agent
	PANDORA_PERL_PATH=/usr/pkg/bin/perl
	;;
esac

MODE=$1

# options
while :
do
	case "$2" in 
	"--no-tentacle-server") WITHOUT_TENTACLE_SERVER=1;;
	"--fakeroot") FAKEROOT=1;;
	*) break;;
	esac
	shift
done

PANDORA_BASE=`echo $2 | sed -e 's|/$||'`
if [ "$3" != "" ]
then
	PANDORA_USER=$3
	if [ -z "$PANDORA_BASE" ]
	then
		echo "When specifying a custom user the agent must be installed to a custom location where that user has write permissions!"
		exit 1
	fi
fi

[ "$4" ] && PANDORA_PERL_PATH=$4

# Check for Perl 5.6.x or higher available
PERL_VERSION=`$PANDORA_PERL_PATH -v | egrep 'v5.[6-9]|v5.[12][0-9]' | grep perl`

if [ -z "$PERL_VERSION" ]
then
	echo "Perl 5.6.x or higher is not detected. This is required for Pandora FMS"
	echo "Detected: $PERL_VERSION "
	echo "Aborting install..."
	exit 2
fi

if [ -z "`echo Linux HP-UX SunOS AIX Solaris Darwin BSD bsd FreeBSD NetBSD | grep \"$OS_NAME\"`" ]
then
	echo "This system: '$OS_NAME' is not supported by this script"
	echo "Please make the install yourself as it's described in documentation"
	exit 1
fi


# check for root to do the install
if [ $FAKEROOT -ne 1 ] && [ -z "`id | grep \"uid=0(root)\"`" ]
then
	echo "You need to be root to do the install. Please made a manual install"
	echo "if you want to install Pandora FMS agent without root"
	echo " "
	echo "Aborting install"
	exit 2
fi

help () {
	echo "Syntax":
	echo " "
	echo "    ./pandora_agent_installer < --mode > [ --option ] [ destination_path ] [ user_to_run_as ] [custom_perl_path]"
	echo " "
	echo "Modes:"
	echo " "
	echo "  --force-install      To force installation if already installed on system"
	echo "  --install            To install Pandora FMS Agent on this system"
	echo "  --uninstall          To uninstall/remove Pandora FMS Agent on this System"
	echo " "	
	echo "Option:"
	echo " "
	echo "  --no-tentacle-server  Skip tentacle server installation (by default tentalce server installed)"
	echo "  --fakeroot            treate \"destination_path\" as root directory"
	echo " "
	echo "Some exaples of how to use the installer:"
	echo " "
	echo "   ./pandora_agent_installer --install"
	echo "   ./pandora_agent_installer --install /opt/pandora"
	echo "   ./pandora_agent_installer --install \"\" pandora"
	echo "   ./pandora_agent_installer --install /opt/pandora root /opt/pandora/perl5/usr/local/bin/perl"
	echo "   ./pandora_agent_installer --uninstall /opt/pandora"
	echo " "
}

uninstall () {
	if [ "$OS_NAME" = "Darwin" ]
        then
		launchctl remove com.pandorafms.pandorafms 
		rm /Library/LaunchDaemons/com.pandorafms.pandorafms.plist 2> /dev/null
	fi

	echo "Removing Pandora FMS Agent..."
	rm -Rf $PANDORA_BASE$PANDORA_BIN 2> /dev/null
	rm -Rf $PANDORA_BASE$PANDORA_EXEC_BIN 2> /dev/null
	rm -Rf $PANDORA_BASE$PANDORA_REVENT_BIN 2> /dev/null
	rm -f  $DESTDIR/etc/logrotate.d/pandora_agent
	
	#Test if exist Pandora Server in this machine
	if [ -d $PANDORA_BASE$PANDORA_TEMP/data_in ]
	then
		echo "You have a Pandora Server in this machine. Then don't delete "$PANDORA_TEMP
		rm -Rf $PANDORA_BASE$PANDORA_TEMP/data_out 2> /dev/null
	else
		rm -Rf $PANDORA_BASE$PANDORA_TEMP 2> /dev/null
		rm -Rf $PANDORA_BASE$TENTACLE_SERVER 2> /dev/null
	fi 
	rm -Rf $PANDORA_BASE$PANDORA_CFG/pandora_agent.conf 2> /dev/null
	
	rm -Rf $PANDORA_BASE/etc/init.d/pandora_agent_daemon 2> /dev/null
	rm -Rf $PANDORA_BASE/sbin/init.d/pandora_agent_daemon 2> /dev/null
	rm -Rf $PANDORA_BASE/etc/rc.pandora_agent_daemon 2> /dev/null
	rm -Rf $PANDORA_BASE/etc/rc?.d/S90pandora_agent_daemon 2> /dev/null
	rm -Rf $PANDORA_BASE/sbin/rc?.d/S90pandora_agent_daemon 2> /dev/null
	rm -Rf $PANDORA_BASE/etc/rc?.d/S90pandora_agent 2> /dev/null
	rm -Rf $PANDORA_BASE/sbin/rc?.d/S90pandora_agent 2> /dev/null
	rm -Rf $PANDORA_BASE/etc/rc.d/rc?.d/S90pandora_agent_daemon 2> /dev/null
	rm -Rf $PANDORA_BASE/etc/rc.d/rc?.d/S90pandora_agent 2> /dev/null
	rm -Rf $PANDORA_BASE/usr/local/etc/rc.d/pandora_agent 2> /dev/null
	if [ $FAKEROOT -ne 1 ]
	then
		rm -Rf /etc/init.d/pandora_agent_daemon 2> /dev/null
		rm -Rf /sbin/init.d/pandora_agent_daemon 2> /dev/null
		rm -Rf /etc/rc.pandora_agent_daemon 2> /dev/null
		rm -Rf /etc/rc?.d/S90pandora_agent_daemon 2> /dev/null
		rm -Rf /sbin/rc?.d/S90pandora_agent_daemon 2> /dev/null
		rm -Rf /etc/rc?.d/S90pandora_agent 2> /dev/null
		rm -Rf /sbin/rc?.d/S90pandora_agent 2> /dev/null
		rm -Rf /etc/rc.d/rc?.d/S90pandora_agent_daemon 2> /dev/null
		rm -Rf /etc/rc.d/rc?.d/S90pandora_agent 2> /dev/null
		rm -Rf /usr/local/etc/rc.d/pandora_agent 2> /dev/null
	fi
	
	rm -Rf $PANDORA_BASE$PANDORA_HOME 2> /dev/null
	rm -Rf $PANDORA_BASE$PANDORA_LOG_DIR/$PANDORA_LOG 2> /dev/null
	rm -Rf $PANDORA_BASE$TENTACLE 2> /dev/null

	rm -Rf $PANDORA_BASE$PANDORA_MAN/{man1,cat1}/tentacle_client.1.gz 2> /dev/null
	rm -Rf $PANDORA_BASE$PANDORA_MAN/{man1,cat1}/pandora_agent.1.gz 2> /dev/null

	# Skip delete of /etc/pandora if exists configuration of a server or satellite
	if [ ! -f $PANDORA_BASE/$PANDORA_CFG/pandora_server.conf -a ! -f $PANDORA_BASE/$PANDORA_CFG/satellite_server.conf ]
	then
		rm -Rf $PANDORA_BASE/$PANDORA_CFG 2> /dev/null
	fi

	if [ ! -z "$PANDORA_BASE" ]
	then
		echo "Please delete manually $PANDORA_BASE for complete uninstall"
	fi

	echo " "
	echo "Done"
}

#
# install_perl_script [OPTIONS] SRCFILE DESTFILE
#	Install perl script. If PANDORA_PERL_DECODED_PATH is set, path of the perl
#	in shebang line is replaced with PANDORA_PERL_DECODED_PATH value.
#	OPTIONS:
#		-o OWNER  owner of the installed script
#		-g GROUP  group of the installed script
#		-m PREM   mode of the installed script
#
install_perl_script () {
	OWNER=""; GROUP=""; PERM=""
	while :
	do
		case $1 in
		-o) OWNER=$2;;
		-g) GROUP=$2;;
		-m) PERM=$2;;
		*)  break;;
		esac
		shift;shift
	done
	SRC="$1"
	DEST="$2"

	# do install
	if echo $PANDORA_PERL_PATH | grep "/" > /dev/null && [ "$PANDORA_PERL_PATH" != "/usr/bin/perl" ]
	then
		sed -e "s:^#\!.*:#\!$PANDORA_PERL_PATH:g" $SRC > $DEST
	else
		cp $SRC $DEST
	fi

	# set owner, group and permissions
	[ "$OWNER" ] && chown $OWNER $DEST 2>/dev/null
	[ "$GROUP" ] && chgrp $GROUP $DEST 2>/dev/null
	[ "$PERM"  ] && chmod $PERM  $DEST
}

install () {
	OS_VERSION=`uname -r`
	OLDFILENAMETMP=`date +"%Y-%m-%d"`

	echo "Detecting Unix distribution: $OS_NAME version $OS_VERSION"
	if [ -f $PANDORA_BASE$PANDORA_HOME ] && [ "$FORCE" = "0" ]
	then
		echo "Seems that default dir already exists. Please use --force-install to"
		echo "force installer to install on $PANDORA_BASE$PANDORA_HOME"
		exit
	else
		echo "Checking default dir $PANDORA_BASE$PANDORA_HOME..."
	fi

	if [ -f $PANDORA_BASE$PANDORA_BIN ] && [ "$FORCE" = "0" ]
	then
		echo "Seems that $PANDORA_BASE$PANDORA_BIN already exists. Please use --force-install to"
		echo "force installer to reinstall overwriting it"
		echo " "
		exit
	else
		echo "Checking Pandora FMS Agent on $PANDORA_BASE$PANDORA_BIN...."
	fi

	# Alter dynamically the daemon launcher and setup the new path 
	# if PANDORA_BASE is customized.
	if [ "$PANDORA_BASE" ] && [ $FAKEROOT -ne 1 ]
	then
		DAEMON_TEMP=pandora_agent_daemon_temp

		# Backup the daemon script
		cp -f "$DAEMON_SCRIPT" "${DAEMON_SCRIPT}.bak"
		
		AGENT_CFG=$OS_NAME/pandora_agent.conf
		AGENT_CFG_TEMP=$OS_NAME/pandora_agent.conf.temp

		# Backup the configuration file
		cp -f "$AGENT_CFG" "${AGENT_CFG}.bak"

		if [ "$OS_NAME" = "FreeBSD" ] || [ "$OS_NAME" = "NetBSD" ]
		then
			sed -e "\|^PATH=|s|=|=$PANDORA_BASE$PREFIX/bin:|" \
				-e "s|/usr/local/etc/pandora|$PANDORA_BASE$PANDORA_CFG|g" \
				-e "s|/usr/local/bin/pandora_agent|$PANDORA_BASE$PANDORA_BIN|g" \
				$DAEMON_SCRIPT > $DAEMON_TEMP
			mv $DAEMON_TEMP $DAEMON_SCRIPT
		else
			sed -e "\|^PATH=|s|=|=$PANDORA_BASE/usr/bin:|" \
				-e "\|^PANDORA_PATH=|s|=|=$PANDORA_BASE|" \
				-e "\|^LOGFILE=|s|=|=$PANDORA_BASE|" \
				-e "\|^DAEMON=|s|=|=$PANDORA_BASE|" \
				-e "\|^DAEMON_TENTACLE=|s|=|=$PANDORA_BASE|" \
				-e "s/^PANDORA_USER=.*/PANDORA_USER=$PANDORA_USER/"  \
				$DAEMON_SCRIPT > $DAEMON_TEMP
			mv  $DAEMON_TEMP $DAEMON_SCRIPT
		fi

		sed -e "s|^temporal[ \t][ \t]*|temporal $PANDORA_BASE|" \
			-e "s|^logfile[ \t][ \t]*|logfile $PANDORA_BASE|" \
			$AGENT_CFG > $AGENT_CFG_TEMP
		mv $AGENT_CFG_TEMP $AGENT_CFG
	fi
	echo "Creating Pandora FMS Agent home directory at $PANDORA_BASE$PANDORA_HOME"
	if [ "$PANDORA_BASE" ]
	then
		mkdir -p $PANDORA_BASE 2> /dev/null
		mkdir -p $PANDORA_BASE/var/log 2> /dev/null
		mkdir -p $PANDORA_BASE/$PANDORA_MAN/man1 2> /dev/null
		mkdir -p $PANDORA_BASE$PREFIX/bin 2> /dev/null
	fi

	mkdir -p $PANDORA_BASE$PANDORA_HOME 2> /dev/null

	# Create directories based on PANDORA_BASE 

	mkdir -p $PANDORA_BASE/tmp 2> /dev/null
	mkdir -p $PANDORA_BASE$PANDORA_TEMP/data_out 2> /dev/null
	mkdir -p $PANDORA_BASE$PANDORA_CFG 2> /dev/null
	mkdir -p $PANDORA_BASE$PANDORA_LOG_DIR 2> /dev/null
	
	# Set the user the agent will run as
	if [ "$PANDORA_USER" != "root" ]
	then
		sed -e "s/.*pandora_user .*/pandora_user $PANDORA_USER/" $AGENT_CFG > $AGENT_CFG_TEMP 2> /dev/null && \
			mv $AGENT_CFG_TEMP $AGENT_CFG
		chmod 755 pandora_agent_daemon
		chown -R $PANDORA_USER $PANDORA_BASE 2>/dev/null
	fi

	# Create logfile
	if [ ! -z "`touch $PANDORA_BASE$PANDORA_LOG_DIR/$PANDORA_LOG`" ]
	then
		echo "Seems to be a problem generating logfile ($PANDORA_BASE$PANDORA_LOG_DIR/$PANDORA_LOG) please check it";
	else
		echo "Created logfile at $PANDORA_BASE$PANDORA_LOG_DIR/$PANDORA_LOG..."
	fi
	echo "$LOG_TIMESTAMP Pandora FMS installer has created this file at startup" > $PANDORA_BASE$PANDORA_LOG_DIR/$PANDORA_LOG

	# Copying agent and securing it
	echo "Copying Pandora FMS Agent to $PANDORA_BASE$PANDORA_BIN..."
	install_perl_script -m 755 -o $PANDORA_USER -g 0 pandora_agent $PANDORA_BASE$PANDORA_BIN
	install_perl_script -m 755 -o $PANDORA_USER -g 0 pandora_agent_exec $PANDORA_BASE$PANDORA_EXEC_BIN
	install_perl_script -m 755 -o $PANDORA_USER -g 0 pandora_revent $PANDORA_BASE$PANDORA_REVENT_BIN

	echo "Copying Pandora FMS Agent configuration file to $PANDORA_BASE$PANDORA_CFG/pandora_agent.conf..."
	if [ -f $PANDORA_BASE/$PANDORA_CFG/pandora_agent.conf ]
	then
		cp $PANDORA_BASE/$PANDORA_CFG/pandora_agent.conf $PANDORA_BASE/$PANDORA_CFG/pandora_agent.conf.$OLDFILENAMETMP
		echo "Backing up old configuration file to $PANDORA_BASE/$PANDORA_CFG/pandora_agent.conf.$OLDFILENAMETMP"
	fi

	echo "Copying Pandora FMS Agent plugins to $PANDORA_BASE$PANDORA_HOME/plugins..."

	[ -d $PANDORA_BASE$PANDORA_HOME/plugins ] || mkdir -p $PANDORA_BASE$PANDORA_HOME/plugins >/dev/null 2>&1
	for PLUGIN in plugins/*
	do
		if grep '^#!.*/perl' $PLUGIN >/dev/null 2>&1
		then
			install_perl_script $PLUGIN $PANDORA_BASE$PANDORA_HOME/$PLUGIN
		else
			cp $PLUGIN $PANDORA_BASE$PANDORA_HOME/plugins
		fi
	done
	chmod -R 700 $PANDORA_BASE$PANDORA_HOME/plugins

	PANDORA_BASE_REAL="$PANDORA_BASE"
	[ $FAKEROOT -eq 1 ] && PANDORA_BASE_REAL=""

	ln -s $PANDORA_BASE_REAL$PANDORA_HOME/plugins $PANDORA_BASE$PANDORA_CFG

	echo "Copying Pandora FMS Agent collections to $PANDORA_BASE$PANDORA_HOME/collections..."
	cp -r collections $PANDORA_BASE$PANDORA_HOME
	chmod -R 700 $PANDORA_BASE$PANDORA_HOME/collections
	ln -s $PANDORA_BASE_REAL$PANDORA_HOME/collections $PANDORA_BASE$PANDORA_CFG
	
	if [ $WITHOUT_TENTACLE_SERVER -eq 0 ]
	then
		echo "Copying tentacle server to $PANDORA_BASE$TENTACLE_SERVER"
		install_perl_script -m 755 -o $PANDORA_USER -g 0 tentacle_server $PANDORA_BASE$TENTACLE_SERVER
	fi
	
	echo "Copying tentacle client to $PANDORA_BASE$TENTACLE"
	install_perl_script -m 755 -o $PANDORA_USER -g 0 tentacle_client $PANDORA_BASE$TENTACLE	

	echo "Installing the Pandora Agent and Tentacle Client manuals"
	cp man/man1/tentacle_client.1.gz $PANDORA_BASE/$PANDORA_MAN/man1
	chmod 644 $PANDORA_BASE/$PANDORA_MAN/man1/tentacle_client.1.gz
	cp man/man1/pandora_agent.1.gz $PANDORA_BASE/$PANDORA_MAN/man1
	chmod 644 $PANDORA_BASE/$PANDORA_MAN/man1/pandora_agent.1.gz

	echo "Setting secure permissions and ownership for all Pandora FMS Agent files..."
	chown -R $PANDORA_USER $PANDORA_BASE$PANDORA_HOME  2>/dev/null
	chmod -R 700 $PANDORA_BASE$PANDORA_TEMP/data_out
	chmod 711 $PANDORA_BASE$PANDORA_LOG_DIR
	chmod 640 $PANDORA_BASE$PANDORA_LOG_DIR/$PANDORA_LOG
	chown $PANDORA_USER:0 $PANDORA_BASE$PANDORA_LOG_DIR/$PANDORA_LOG  2>/dev/null
	if [ "$OS_NAME" = "FreeBSD" ] || [ "$OS_NAME" = "NetBSD" ]
	then
		chown $PANDORA_USER:daemon $PANDORA_BASE$PANDORA_TEMP 2>/dev/null
		chmod -R 770 $PANDORA_BASE$PANDORA_TEMP
		chmod 775 $PANDORA_BASE$PANDORA_TEMP
	fi

	echo "Copying default agent configuration to $PANDORA_BASE$PANDORA_CFG/pandora_agent.conf"

	cp $OS_NAME/pandora_agent.conf $PANDORA_BASE$PANDORA_CFG/pandora_agent.conf
	chmod 600 $PANDORA_BASE$PANDORA_CFG/pandora_agent.conf
	chown $PANDORA_USER $PANDORA_BASE$PANDORA_CFG/pandora_agent.conf 2>/dev/null

	echo "Linking start-up daemon script '$DAEMON_SCRIPT' on $OS_NAME";

	if [ "$OS_NAME" = "Darwin" ]
	then
		# Specific service install on Darwin/macOSX
		launchctl load -F Darwin/com.pandorafms.pandorafms.plist
		echo "Start Pandora FMS service with 'launchctl start com.pandorafms.pandorafms'"
		echo "This service has been scheduled to launch on each system startup"
	else
		DESTDIR=""
		[ "$PANDORA_BASE" ] && [ $FAKEROOT -eq 1 ] && DESTDIR=$PANDORA_BASE

		cp $DAEMON_SCRIPT $DESTDIR$PANDORA_STARTUP
		chmod 755 $DESTDIR$PANDORA_STARTUP
		chown root:0 $DESTDIR$PANDORA_STARTUP 2>/dev/null

		RCDIRS=""
		MSG=""
		if [ "$OS_NAME" = "AIX" ]
		then
			RCDIRS=/etc/rc.d/rc2.d
			MSG="Pandora FMS agent has been included in $DESTDIR/etc/rc.d/rc2.d/S90pandora_agent_daemon"
		elif [ "$OS_NAME" = "HP-UX" ]
		then
			RCDIRS="/sbin/rc2.d /sbin/rc3.d"
			MSG="Pandora FMS agent has been included in $DESTDIR/sbin/rcX.d/S90pandora_agent_daemon"
		elif [ "$OS_NAME" = "SunOS" ]
		then
			RCDIRS=/etc/rc2.d
			MSG="Pandora FMS agent has been included in $DESTDIR/etc/rc2.d/S90pandora_agent_daemon"
		elif [ "$OS_NAME" = "Linux" ]
		then
			if [ -d /etc/rc.d/ ]
			then
				RCDIRS="/etc/rc.d/rc2.d /etc/rc.d/rc3.d"
			else
				RCDIRS="/etc/rc2.d /etc/rc3.d"
			fi
		fi
		[ "$RCDIRS" ] && for RCDIR in $RCDIRS
		do
			[ $FAKEROOT -eq 1 ] && [ ! -d $DESTDIR$RCDIR ] && mkdir -p $DESTDIR$RCDIR >/dev/null 2>&1
			ln -s $PANDORA_STARTUP $DESTDIR$RCDIR/S90pandora_agent 2> /dev/null
		done
		[ "$MSG" ] && echo "$MSG"
	fi
	
	if [ -d /etc/logrotate.d ]
	then
		[ -d $DESTDIR/etc/logrotate.d ] && mkdir -p $DESTDIR/etc/logrotate.d
		echo "Creating logrotate.d entry for Pandora FMS log management"
		sed -e "s|^/var/log/pandora/pandora_agent.log|$PANDORA_BASE_REAL$PANDORA_LOG_DIR/$PANDORA_LOG|" pandora_agent_logrotate \
			> $DESTDIR/etc/logrotate.d/pandora_agent
	else
		echo "Please add a log rotation schedule manually to your log rotation daemon (if any)"
	fi

	echo "Done."
	echo " "
	echo "You have your startup script ready at $PANDORA_STARTUP"
	echo " "
	echo "Tentacle is the default transfer mode since 2.0 version."
	echo " "
	echo "If you want to use SSH, firstly you need to copy your public SSH keys "
	echo " ($HOME/.ssh/id_dsa) under /home/pandora/.ssh/authorized_keys "
	echo "on your Pandora FMS Server host"
	echo " "
	echo "You may need to install manually some additional required dependencies:"
	echo "perl-Sys-Syslog"
	echo " "
	echo "You also need to setup your $PANDORA_BASE$PANDORA_CFG/pandora_agent.conf config file"
	echo " "
	if [ "$OS_NAME" = "FreeBSD" ]
	then
		echo "Define 'pandora_agent_enable=\"YES\"' in /etc/rc.conf to enable the daemon."
	elif [ "$OS_NAME" = "NetBSD" ]
	then
		echo "Define 'pandora_agent=\"YES\"' in /etc/rc.conf to enable the daemon."
	else
		echo "Check your startup configuration to be sure Pandora FMS Agent is ready "
		echo "to start automatically when system restarts":
	fi

	# Restore the daemon script
	cp -f "$DAEMON_SCRIPT.bak" "$DAEMON_SCRIPT" >/dev/null 2>&1
	rm -f "$DAEMON_SCRIPT.bak" >/dev/null 2>&1

	# Restore the configuration file
	cp -f "$AGENT_CFG.bak" "$AGENT_CFG" >/dev/null 2>&1
	rm -f "$AGENT_CFG.bak" >/dev/null 2>&1

}

if [ ! -f "pandora_agent" ]
then
	echo " "
	echo "Execute installer from the directory where you have your files. "
	help
	exit 1
fi

# Script banner at start
echo " "
echo "Pandora FMS Agent UNIX Installer $PI_VERSION $PI_BUILD (c) 2008-2015 ArticaST"
echo "This program is licensed under GPL2 Terms. http://pandorafms.com"
echo " "


case "$MODE" in

'--force-install')
	FORCE=1
	install
	exit
	;;

'--install')
	install
	exit
	;;

'--uninstall')
	uninstall
	exit
	;;

*)
	help
	;;
esac