#!/usr/sbin/sh
#
# Copyright (c) 1989, 2014, Oracle and/or its affiliates. All rights reserved.
#
# Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T.
# All rights reserved.
#
#
. /lib/svc/share/smf_include.sh
. /lib/svc/share/fs_include.sh

UPDATEFILE=$SMF_SYSVOL_FS/boot_archive_needs_update

rootiszfs=0
# get the fstype of root
readmnttab / </etc/mnttab
if [ "$fstype" = zfs ] ; then
	rootiszfs=1
fi

#
# Check and remount the / (root) file system.
# For NFS mounts, force the llock option on.
#
if smf_is_globalzone && [ $rootiszfs = 0 ]; then
	readvfstab / < $vfstab
	checkfs $fsckdev $fstype $mountp || exit $SMF_EXIT_ERR_FATAL
	checkopt "llock" $mntopts
	mntopts='remount'

	[ -n "$otherops" ] && mntopts="${mntopts},${otherops}"
	[ "$fstype" = nfs ] && mntopts="${mntopts},llock"

	# if root dev is a read-only metadevice then fail
	case $special in
	/dev/md/dsk/*)
		dd if=/dev/null of=$special count=0 >/dev/null 2>&1 ||
		    exit $SMF_EXIT_ERR_FATAL
		;;
	esac

	mountfs -m $mountp $fstype $mntopts - || exit $SMF_EXIT_ERR_FATAL
fi

#
# Check and remount the /usr file system (formerly mounted read-only).
# Unless root is zfs, in which case we've already mounted /usr read-write
#
if [ "$rootiszfs" = 0 ] ; then
	readvfstab /usr < $vfstab
	if [ "$mountp" ]; then
		checkopt ro $mntopts
		if [ "x$option" != xro ]; then
			checkfs $fsckdev $fstype $mountp ||
			    exit $SMF_EXIT_ERR_FATAL
			if [ "x$mntopts" != x- ]; then
				mntopts="remount,$mntopts"
			else
				mntopts="remount"
			fi

			# if usr dev is a read-only metadevice then fail
			case $special in
			/dev/md/dsk/*)
				dd if=/dev/null of=$special count=0 \
				    >/dev/null 2>&1 || exit $SMF_EXIT_ERR_FATAL
				;;
			esac

			mountfs - /usr $fstype $mntopts - ||
			    exit $SMF_EXIT_ERR_FATAL
		fi
	fi
fi

#
# Check and mount the /usr/platform file system.  This should only be
# present when a SunOS 5.5 (Solaris 2.5) or greater client is being
# administered by a SunOS 5.4 or less host.
#
readvfstab /usr/platform < $vfstab
if [ "$mountp" ]; then
	checkfs $fsckdev $fstype $mountp || exit $SMF_EXIT_ERR_FATAL
	mountfs - $mountp $fstype $mntopts - || exit $SMF_EXIT_ERR_FATAL
fi

# Message for successful update

MSGSUCCESS="An inconsistency in the boot archive was detected and the boot \
archive has been successfully updated.  Rebooting"

if [ -f "${UPDATEFILE}" ]; then
	/usr/sbin/bootadm update-archive
	if [ $? != 0 ]; then
		cecho ""
		cecho "WARNING: Automatic update of the boot archive failed."
		cecho "Update the boot archive using 'bootadm update-archive'"
		cecho "command and then reboot the system from the same device that"
		cecho "was previously booted." 
		cecho ""
		exit $SMF_EXIT_ERR_FATAL
	fi
	rm -f $UPDATEFILE
	bootcmd=`/usr/sbin/eeprom bootcmd | /usr/bin/sed -e 's#bootcmd=##g'`
	if [ `uname -p` = "i386" ]; then

		# Fast reboot is not supported in kernel zones.
		if ! smf_is_kernelzone; then
			/usr/sbin/reboot -f dryrun
			if [ $? = 0 ]; then
				cecho ""
				cecho $MSGSUCCESS
				cecho ""
				/usr/sbin/reboot -R -f -- "$bootcmd" 
				exit $SMF_EXIT_OK
			fi
		fi

		boot_prop=`/usr/sbin/svccfg -s svc:/system/boot-config:default listprop config/auto-reboot-safe | \
			/usr/bin/nawk '{ print $3}'`
		if [ "$boot_prop" != "true" ]; then 
			cecho ""
			cecho "WARNING: Reboot required."
			cecho "The system has updated the boot archive."
			cecho "To avoid booting and running the system with the previously out-of-sync"
			cecho "version of this file, reboot the system from the same device that was"
			cecho "previously booted."
			cecho ""
			exit $SMF_EXIT_ERR_FATAL
		else
			cecho ""
			cecho $MSGSUCCESS
			cecho ""
			/usr/sbin/reboot -p 
			exit $SMF_EXIT_OK
		fi 
	fi
	cecho ""
	cecho $MSGSUCCESS
	cecho ""
	/usr/sbin/reboot -- "$bootcmd"
fi

exit $SMF_EXIT_OK