#!/bin/bash
#

. /etc/sysconfig/rc 
. ${rc_functions}

# Stop if nothing is configured
if [ ! -s "/var/ipfire/ppp/settings" ];then
 exit 0
fi

eval $(/usr/local/bin/readhash /var/ipfire/ppp/settings)

MAX=160
ATTEMPTS=0
COUNT=0
if [ ! $HOLDOFF ]; then
	HOLDOFF=30
fi

if [ "$RECONNECTION" = "dialondemand" ]; then
	exit 0
fi

msg_log () {
	logger -t $(basename $0)[$$] $*
}

msg_log "Connectd ($1) started with PID $$"


if [ -s "/var/ipfire/red/keepconnected" ]; then
	ATTEMPTS=$(cat /var/ipfire/red/keepconnected)
else
	echo "0" > /var/ipfire/red/keepconnected
fi

case "$1" in
  start)
  	boot_mesg "Starting connection daemon..."
  	echo_ok
  	  	
		while [ "$COUNT" -lt "$MAX" ]; do
			if [ ! -e "/var/ipfire/red/keepconnected" ]; then
				# User pressed disconnect in gui
				msg_log "Stopping by user request. Exiting."
				/etc/rc.d/init.d/network stop red
				exit 0
			fi
			if [ -e "/var/ipfire/red/active" ]; then
				# Successfully connected in time
				echo "0" > /var/ipfire/red/keepconnected
				msg_log "System is online. Exiting."; exit 0
			fi
			if ( ! ps ax | grep -q [p]ppd ); then
				msg_log "No pppd is running. Trying reconnect."
				break # because pppd died
			fi
			sleep 5
			(( COUNT+=1 ))
		done
		
		/etc/rc.d/init.d/network stop red
		
		(( ATTEMPTS+=1 ))
		msg_log "Reconnecting: Attempt ${ATTEMPTS} of ${MAXRETRIES}"
		if [ "${ATTEMPTS}" -ge "${MAXRETRIES}" ]; then
			echo "0" > /var/ipfire/red/keepconnected
			if [ "$BACKUPPROFILE" != '' ]; then
				rm -f /var/ipfire/ppp/settings
				cp "/var/ipfire/ppp/settings-${BACKUPPROFILE}" /var/ipfire/ppp/settings
				msg_log "Switched to backup profile ${BACKUPPROFILE}"
				# to be shure the right secrets are used
        eval $(/usr/local/bin/readhash /var/ipfire/ppp/settings-${BACKUPPROFILE})
        echo "'$USERNAME' * '$PASSWORD'" > /var/ipfire/ppp/secrets
			else
				msg_log "No backup profile given. Exiting."
				exit 0
			fi
		else
			echo $ATTEMPTS > /var/ipfire/red/keepconnected
			sleep ${HOLDOFF}
		fi
		/etc/rc.d/init.d/network start red >/dev/tty12 2>&1 </dev/tty12 &
		;;
		
  reconnect)
		while ( ps ax | grep -q [p]ppd ); do
			msg_log "There is a pppd still running. Waiting 2 seconds for exit."
			sleep 2
		done
		
		/etc/rc.d/init.d/network restart red
		;;
		
  *)
		echo "Usage: $0 {start|reconnect}"
		exit 1
	;;
esac

msg_log "Exiting gracefully connectd with PID $$."