# AoE filesystem mounting
# Based on the NFS filesystem mounting

# FIXME This needs error checking

retry_nr=0
reset_cnt()
{
	times_to_sh=10
}

wait_cnt()
{
	times_to_sh=$(( ${times_to_sh} - 1 ))
	if [ ${times_to_sh} -le 0 ] ; then
		reset_cnt
		log_msg_begin "Timed out, entering shell"
		sh
		log_msg_end
	else
		sleep 1
		echo .
	fi
}

# parse AoE bootargs and mount AoE
do_aoemount()
{
	configure_networking
	
	# make sure aoe root exists
	log_begin_msg "Discovering AoE device ${ROOT}"
	reset_cnt	
	while [ ! -e ${ROOT} ] ; do
		echo > /dev/etherd/discover
		wait_cnt	
	done
	log_end_msg
	
	# discover fstype and modprobe	
	if [ -z "${ROOTFSTYPE}" ] ; then
		FSTYPE=ext3
		#get_fstype can be tried FSTYPE=$(get_fstype "${ROOT}")
	else
		FSTYPE=${ROOTFSTYPE}
	fi
	# Maby it is a module
	modprobe ${FSTYPE}

	# set read-only
	if [ ${readonly} = y ]; then
		roflag="-o ro"
	else
		roflag="-o rw"
	fi
	
	log_begin_msg "mounting ${roflag} -t ${FSTYPE} ${ROOTFLAGS} ${ROOT} ${rootmnt}"
	mount ${roflag} -t ${FSTYPE} ${ROOTFLAGS} ${ROOT} ${rootmnt}
	log_end_msg
}

# AOE root mounting
mountroot()
{
	log_begin_msg "Mounting AoE"
	modprobe aoe
	modprobe af_packet
	echo > /dev/etherd/discover
	wait_for_udev 10

	do_aoemount
	log_end_msg
}