FreeNAS Code

124 lines (100 with data), 3.4 kB

#!/bin/sh

# /etc/rc.firmware
# part of FreeNAS (http://www.freenas.org)
# Copyright (C) 2005-2007 Olivier Cochard-Labbe <olivier@freenas.org>.
# All rights reserved.
#
# Based on m0n0wall (http://m0n0.ch/wall)
# Copyright (C) 2003-2007 Manuel Kasper <mk@neon1.net>.
# All rights reserved.

# Script usage:
# rc.firmware <args> [<file>]
# Where <args> can take theses values:
# - enable: Create a 30MB ram drive in /ftmp
# - upgrade <file> : Do an embedded release (IMG file) upgrade using the file <file>
# - fullupgrade <file> : Do a full release (TGZ file) upgrade using the file <file>

CFDEVICE=`cat /var/etc/cfdevice`

if [ $1 != "upgrade" ] || [ $1 != "fullupgrade" ]; then
	/sbin/umount -f /ftmp > /dev/null 2>&1
fi

case $1 in
enable)
	/sbin/mdmfs  -s 30m -b 8192 -f 1024 md1 /ftmp \
		> /dev/null 2>&1
	;;
upgrade)
	# wait 5 seconds before beginning
	sleep 5

	exec </dev/console >/dev/console 2>/dev/console
	
	# Check if firmware file exist
	if [ ! -r $2 ]; then
		echo "File does not exist. Exiting."
		exit
	fi

	echo
	echo "Firmware upgrade in progress..."

	# backup config
	mkdir /tmp/configbak
	cp -p /conf/* /tmp/configbak

	# unmount /cf
	/sbin/umount -f /cf

	# dd image onto card
	if [ -r $2 ]; then
		/usr/bin/gunzip -S "" -c $2 | dd of=/dev/$CFDEVICE bs=16k > /dev/null 2>&1
		echo "Image installed."
	fi

	# mount /cf
	/sbin/mount -w -o noatime /cf

	# restore config
	cp -p /tmp/configbak/* /conf

	# remount /cf ro
	/sbin/umount -f /cf
	/sbin/mount -r /cf

	echo "Done - rebooting system..."	
	/sbin/reboot
	;;
fullupgrade)
	# wait 5 seconds before beginning
	sleep 5

	exec </dev/console >/dev/console 2>/dev/console
	
	# Check if firmware file exist
	if [ ! -r $2 ]; then
		echo "File does not exist. Exiting."
		exit
	fi

	echo "Firmware upgrade in progress..."
	# Extract and start pre-upgrade script
	#Actually (0.685b) this script are not used... but peraps one day
	tar zxvf $2 --include etc/preupgrade.sh -C /ftmp
	if [ ! -f /ftmp/etc/preupgrade.sh ]; then
		echo "Starting Pre-upgrade script."
		/ftmp/etc/pre-upgrade.sh
	fi
	
	#DO NOT OVERRIDE LIBRARY IN USE: lib/libc.so.6
	#WARNING: The library files name are related to the FreeNAS release to be upgraded
	#Must add a switch (case) here depending of the version number being upgraded ?
	#MUST TO CLOSE ALL SERVICES before ???
	#(FreeBSD seem to crash if replacing a library in use ?)
	#ls /var/run/*.pid
	#cat
	#kill -9 pidnumber
	#
	#Warning: tar use usr/lib/libarchive.so.2 and lib/libz.so.3
	tar zxvf $2 --exclude usr/lib/libarchive.so.2 --exclude lib/libz.so.3 --exclude lib/libc.so.6 -C /
	#Extract libarchive.so.2 and libz.so.3 on the /ftmp direcoty and copy it (cp doesn't use these library)
	tar zxvf $2 --include usr/lib/libarchive.so.2 --include lib/libz.so.3 -C /ftmp
	cp -p /ftmp/usr/lib/libarchive.so.2 /usr/lib/libarchive.so.2
	cp -p /ftmp/lib/libz.so.3 /lib/libz.so.32
	
	#How to override lib/libc.so.6 ? And, Is overrided this file is needed ?
	
	#Need to be added: List of old files to be deleted (is necessary?)
	
	# Extract and start post-upgrade script
	# Actually (0.685b) this script are not used... but peraps one day
	tar zxvf $2 --include etc/postupgrade.sh -C /ftmp
	if [ ! -f /ftmp/etc/post-upgrade.sh ]; then
		echo "Starting Post-upgrade script."
		/ftmp/etc/postupgrade.sh
	fi
	
	#echo "Done - rebooting system..."	
	#/sbin/reboot
	;;
esac