#!/bin/sh

# $DragonFly: src/nrelease/installer/etc/rc.d/pfi,v 1.2 2004/07/11 18:55:20 cpressey Exp $
#

# PROVIDE: pfi
# REQUIRE: mountoptional
# KEYWORD: DragonFly

. /etc/rc.subr

name=pfi
start_cmd="pfi_start"
stop_cmd=":"

get_pfi_config()
{
	[ -r /etc/pfi.conf ] && return 0

	if [ -r $1/pfi.conf ]; then
		echo " found!"
		tr -d "\r" < $1/pfi.conf > /etc/pfi.conf
		echo "pfi_found_on_device='$2'" >> /etc/pfi.conf
		echo "#@@@@@" >>/etc/rc.conf
		cat /etc/pfi.conf >>/etc/rc.conf
		if [ -r /etc/defaults/pfi.conf ]; then
			. /etc/defaults/pfi.conf
		fi
		. /etc/pfi.conf
		if [ "$pfi_script" != "" -a -x "$1/$pfi_script" ]; then
			$1/$pfi_script
		fi
		return 0
	else
		return 1
	fi
}

look_for_pfi_config_msdos()
{
	[ -r /etc/pfi.conf ] && return 0

	for try_device in da0s1 da1s1 fd0 fd1; do
		echo -n "Looking for pfi.conf on /dev/${try_device}..."
		if [ ! -e /dev/${try_device} ]; then
			( cd /dev && ./MAKEDEV ${try_device} )
		fi
		if mount_msdos -o rdonly /dev/$try_device /mnt ; then
			echo -n " /dev/$try_device ok..."
			if get_pfi_config /mnt /dev/$try_device; then
				umount /mnt
				return 0
			fi
			umount /mnt
		fi
		echo " not found"
	done
	return 1
}

look_for_pfi_config_cd9660()
{
	[ -r /etc/pfi.conf ] && return 0

	for try_device in acd0c; do
		echo -n "Looking for pfi.conf on /dev/${try_device}..."
		if [ ! -e /dev/${try_device} ]; then
			( cd /dev && ./MAKEDEV ${try_device} )
		fi
		if mount_cd9660 /dev/$try_device /mnt ; then
			echo -n " /dev/$try_device ok..."
			if get_pfi_config /mnt /dev/$try_device; then
				umount /mnt
				return 0
			fi
			umount /mnt
		fi
		echo " not found"
	done
	return 1
}

pfi_start()
{
	echo "Starting pfi..."

	# Get the pfi.conf file off the pfi media and into /etc/pfi.conf.

	look_for_pfi_config_cd9660
	look_for_pfi_config_msdos

	if [ ! -r /etc/pfi.conf ]; then
		echo '' >/etc/pfi.conf
	fi

	if [ -r /etc/defaults/pfi.conf ]; then
		. /etc/defaults/pfi.conf
	fi
	. /etc/pfi.conf

	# We can perform any pre-install tasks here by
	# examining the contents of pfi_* variables.

	# Interpret pfi_sshd_* options.  These basically add settings
	# to /etc/ssh/sshd_config; it is assumed "sshd" will appear
	# in pfi_rc_actions to restart sshd.

	case ${pfi_sshd_permit_root_login} in
	YES)
		echo "PermitRootLogin yes" >> /etc/ssh/sshd_config
		;;
	*)
		;;
	esac

	case ${pfi_sshd_permit_empty_passwords} in
	YES)
		echo "PermitEmptyPasswords yes" >> /etc/ssh/sshd_config
		;;
	*)
		;;
	esac

	# Interpret pfi_set_root_password.  If it is not empty, use
	# it to set root's LiveCD password.

	if [ "X$pfi_set_root_password" != "X" ]; then
		echo "$pfi_set_root_password" | \
		    /usr/sbin/pw usermod root -h 0
	fi

	# Lastly, the most important pre-install task is to restart
	# any RCNG scripts listed in pfi_rc_actions with any new
	# settings that might have been set up by pfi.conf.

	if [ "X$pfi_rc_actions" != "X" ]; then
		rev_actions=`reverse_list $pfi_rc_actions`

		for _rc_elem in ${rev_actions}; do
			echo "Stopping ${_rc_elem}..."
			rcstop ${_rc_elem}
		done
		for _rc_elem in ${pfi_rc_actions}; do
			echo "Starting ${_rc_elem}..."
			rcstart ${_rc_elem}
		done
	fi

	# Now remove the copy of pfi.conf that we tacked onto
	# the end of rc.conf so the above would work

	awk '$1=="#@@@@@" || cut { cut = 1 } !cut { print $0 }' \
	    </etc/rc.conf >/etc/rc.conf.new
	mv /etc/rc.conf.new /etc/rc.conf
}

load_rc_config $name
run_rc_command "$1"