#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
# ident	"%Z%%M%	%I%	%E% SMI"
#

# Hammerhead: amd64-only, dispatch to Makefile.i386 (which includes Makefile.com)

all:		TARGET= all
install:	TARGET= install
clean:		TARGET= clean
clobber:	TARGET= clobber
check:		TARGET= check

.KEEP_STATE:

all install clean clobber check:
	$(MAKE) -f Makefile.i386 $(TARGET)
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
# ident	"%Z%%M%	%I%	%E% SMI"
# 

.SUFFIXES: .ksh

MANIFEST= boot-archive-update.xml
SVCMETHOD= boot-archive-update

sparc_BOOTPROG=

i386_BOOTPROG=			\
	create_diskmap

COMMON_BOOTPROG=		\
	create_ramdisk		\
	extract_boot_filelist


BOOTPROG= $(COMMON_BOOTPROG) $($(MACH)_BOOTPROG)
METHODPROG= boot-archive-update
PROG= root_archive

include ../Makefile.com

ROOTMANIFESTDIR= $(ROOTSVCSYSTEM)
$(ROOTMANIFEST) : FILEMODE= 444

ROOTBOOTSOLARISUSRSBINLINKS= $(PROG:%=$(ROOTBOOTSOLARISBIN)/%)

.KEEP_STATE:

all: $(BOOTPROG) $(METHODPROG) $(PROG)

check:	$(CHKMANIFEST)

clean:
	$(RM) $(BOOTPROG) $(METHODPROG) $(PROG)

lint _msg:

$(ROOTBOOTSOLARISUSRSBINLINKS):
	$(RM) $@; $(SYMLINK) ../../../usr/sbin/$(@F) $@

# Default rule for building ksh scripts.
.ksh:
	$(RM) $@
	$(CAT) $< > $@
	$(CHMOD) +x $@

include ../Makefile.targ
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
# Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
# ident	"%Z%%M%	%I%	%E% SMI"
# 

include Makefile.com

.KEEP_STATE:

install: all				\
	$(ROOTBOOTSOLARISBINPROG)	\
	$(ROOTMANIFEST)			\
	$(ROOTSVCMETHOD)		\
	$(ROOTUSRSBINPROG) .WAIT	\
	$(ROOTBOOTSOLARISUSRSBINLINKS)
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
# Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
# ident	"%Z%%M%	%I%	%E% SMI"
# 

include Makefile.com

.KEEP_STATE:

install: all				\
	$(ROOTBOOTSOLARISBINPROG)	\
	$(ROOTMANIFEST)			\
	$(ROOTSVCMETHOD)		\
	$(ROOTUSRSBINPROG)

# .WAIT	\
#	$(ROOTBOOTSOLARISUSRSBINLINKS)
#!/sbin/sh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
# Copyright 2018 OmniOS Community Edition (OmniOSce) Association.
# Copyright 2021 Oxide Computer Company
#

. /lib/svc/share/smf_include.sh
. /lib/svc/share/fs_include.sh

UPDATEFILE=/etc/svc/volatile/boot_archive_safefile_update

if smf_is_nonglobalzone || smf_root_is_ramdisk; then
	#
	# Boot archives only exist in the global zone of persistent root
	# systems, but this is either a non-global zone or a system booted from
	# a ramdisk image.
	#
	exit $SMF_EXIT_OK
fi

if [ `uname -p` = "amd64" ] || [ `uname -p` = "i386" ]; then
	# on x86 get rid of transient reboot entry in the GRUB menu
	if [ -f /stubboot/boot/grub/menu.lst ]; then
		/sbin/bootadm -m update_temp -R /stubboot
	else
		/sbin/bootadm -m update_temp
	fi
	# Remove old platform-based archives if present.
	for old_plat in /platform/i86pc /platform/amd64; do
		[ -f $old_plat/boot_archive ] && rm -f $old_plat/boot_archive
		[ -f $old_plat/boot_archive.hash ] && rm -f $old_plat/boot_archive.hash
		[ -d $old_plat/archive_cache ] && rm -rf $old_plat/archive_cache
		[ -f $old_plat/amd64/boot_archive ] && rm -f $old_plat/amd64/boot_archive
		[ -f $old_plat/amd64/boot_archive.hash ] && rm -f $old_plat/amd64/boot_archive.hash
		[ -d $old_plat/amd64/archive_cache ] && rm -rf $old_plat/amd64/archive_cache
	done
fi

if [ -f $UPDATEFILE ] || [ -f /reconfigure ]; then
	/usr/sbin/rtc -c > /dev/null 2>&1
	/sbin/bootadm update-archive
	rm -f $UPDATEFILE
fi

exit $SMF_EXIT_OK
<?xml version="1.0"?>
<!DOCTYPE service_bundle SYSTEM "/usr/share/lib/xml/dtd/service_bundle.dtd.1">
<!--
 Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
 Use is subject to license terms.

 CDDL HEADER START

 The contents of this file are subject to the terms of the
 Common Development and Distribution License (the "License").
 You may not use this file except in compliance with the License.

 You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 or http://www.opensolaris.org/os/licensing.
 See the License for the specific language governing permissions
 and limitations under the License.

 When distributing Covered Code, include this CDDL HEADER in each
 file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 If applicable, add the following below this CDDL HEADER, with the
 fields enclosed by brackets "[]" replaced with your own identifying
 information: Portions Copyright [yyyy] [name of copyright owner]

 CDDL HEADER END

	NOTE:  This service manifest is not editable; its contents will
	be overwritten by package or patch operations, including
	operating system upgrade.  Make customizations in a different
	file.
-->

<service_bundle type='manifest' name='SUNWcsr:boot-archive-update'>

<service
	name='system/boot-archive-update'
	type='service'
	version='1'>

	<create_default_instance enabled='true' />

	<single_instance/>


	<!--
	  This needs to depend on filesystem/local because the boot-archive
	  or the GRUB menu may live in /stubboot.
	-->
	<dependency
		name='filesystem'
		grouping='require_all'
		restart_on='none'
		type='service'>
		<service_fmri value='svc:/system/filesystem/local' />
	</dependency>

	<!--
	  Since updating the boot-archive can take a while on slow machines or
	  when there are many glommed kernels to wad up, a longer timeout is
	  needed. However if it doesn't finish eventually something up, and
	  an error message to trigger further investigation is appropriate.

	  Please note that a similar timeout exists in startd, which again
	  runs bootadm at the end of shutdown.  These timeouts should be
	  adjusted in sync with each other.
	-->
	<exec_method
		type='method'
		name='start'
		exec='/lib/svc/method/boot-archive-update'
		timeout_seconds='3600' />

	<exec_method
		type='method'
		name='stop'
		exec=':true'
		timeout_seconds='3' />

	<property_group name='startd' type='framework'>
		<propval name='duration' type='astring' value='transient' />
	</property_group>

	<stability value='Unstable' />

	<template>
		<common_name>
			<loctext xml:lang='C'>
				update boot archive if necessary
			</loctext>
		</common_name>
		<description>
			<loctext xml:lang='C'>
				This service updates the boot archive if
				a non fatal file was out of sync or if this
				is a reconfiguration boot.
			</loctext>
		</description>
	</template>
</service>

</service_bundle>
#!/sbin/sh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License, Version 1.0 only
# (the "License").  You may not use this file except in compliance
# with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#

# Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.

#
# basic setup
#
GRUBDISKMAP=/var/run/solaris_grubdisk.map

/bin/rm -f "$GRUBDISKMAP"
/bin/touch "$GRUBDISKMAP"
/sbin/biosdev 2> /dev/null | while read diskno diskpath
    do
	devname=`/bin/ls -l /dev/rdsk/*p0 | /bin/grep $diskpath | /bin/nawk '{ print $9 }'`
	ctdname=`echo $devname | /bin/sed "s#/dev/rdsk/##" | /bin/sed "s#p0##"`
	grubdisk=`echo $diskno | /bin/sed "s/0x8//"`
	echo "$grubdisk $ctdname $diskpath" >> "$GRUBDISKMAP"
    done

# cleanup
#!/bin/ksh -p
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#

# Copyright 2016 Toomas Soome <tsoome@me.com>
# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#

#
# Copyright (c) 2014 by Delphix. All rights reserved.
# Copyright 2018 OmniOS Community Edition (OmniOSce) Association.
#

ALT_ROOT=
EXTRACT_ARGS=
FORMAT=
format_set=0
compress=yes
dirsize=0

usage() {
	cat <<- EOM
This utility is a component of the bootadm(8) implementation and it is not
recommended for stand-alone use. Please use bootadm(8) instead.

Usage: ${0##*/}: [-R <root>] [-p <platform>] [ -f <format> ] [--nocompress]
where <platform> is amd64
  and <format> is one of ufs, ufs-nocompress or cpio
	EOM
	exit
}

# default platform is what we're running on
PLATFORM=`uname -m`

export PATH=/usr/sbin:/usr/bin:/sbin:/bin
export GZIP_CMD=/usr/bin/gzip
export CPIO_CMD=/usr/bin/cpio

EXTRACT_FILELIST="/boot/solaris/bin/extract_boot_filelist"

#
# Parse options
#
while [ -n "$1" ]; do
        case $1 in
	-f)	shift
		FORMAT="$1"
		format_set=1
		;;
	-n|--nocompress) compress=no
		;;
	-p)	shift
		PLATFORM="$1"
		EXTRACT_ARGS="${EXTRACT_ARGS} -p ${PLATFORM}"
		;;
        -R)	shift
		ALT_ROOT="$1"
		if [ "$ALT_ROOT" != "/" ]; then
			echo "Creating boot_archive for $ALT_ROOT"
			EXTRACT_ARGS="${EXTRACT_ARGS} -R ${ALT_ROOT}"
			EXTRACT_FILELIST="${ALT_ROOT}${EXTRACT_FILELIST}"
		fi
		;;
        *)      usage
		;;
        esac
	shift
done

shift `expr $OPTIND - 1`

if [ $# -eq 1 ]; then
	ALT_ROOT="$1"
	echo "Creating boot_archive for $ALT_ROOT"
fi

if [ -z "$FORMAT" ]; then
	if [ -n "$ALT_ROOT" ]; then
		SVCCFG_DTD=/$ALT_ROOT/usr/share/lib/xml/dtd/service_bundle.dtd.1
		SVCCFG_REPOSITORY=/$ALT_ROOT/etc/svc/repository.db
		export SVCCFG_DTD SVCCFG_REPOSITORY
	fi
	FORMAT=`svccfg -s system/boot-archive listprop config/format \
	    | awk '{print $3}'`
fi

if [ $format_set -eq 0 -a "$FORMAT" = hsfs ]; then
	if /sbin/bootadm update-archive -R ${ALT_ROOT:-/} -f -L -F hsfs; then
		exit 0
	else
		echo "Failed to create HSFS archive, falling back."
	fi
fi

[[ "$FORMAT" =~ ^(cpio|ufs|ufs-nocompress)$ ]] || FORMAT=ufs

case $PLATFORM in
amd64)
		PLATFORM=amd64
		ISA=i386
		ARCH64=amd64
		;;
*)		usage
		;;
esac

BOOT_ARCHIVE_SUFFIX=boot_archive
BOOT_ARCHIVE=boot/$BOOT_ARCHIVE_SUFFIX

function fatal_error
{
	print -u2 $*
	exit 1
}

[ -x $GZIP_CMD ] || compress=no

case $FORMAT in
cpio)		[ -x $CPIO_CMD ] || FORMAT=ufs ;;
ufs-nocompress)	FORMAT=ufs; compress=no ;;
ufs)		;;
esac

#
# Copies all desired files to a target directory.  One argument should be
# passed: the file containing the list of files to copy.  This function also
# depends on several variables that must be set before calling:
#
# $ALT_ROOT - the target directory
# $compress - whether or not the files in the archives should be compressed
# $rdmnt - the target directory
#
function copy_files
{
	typeset listfile="$1"

	#
	# If compress is set, the files are gzip'd and put in the correct
	# location in the loop.  Nothing is printed, so the pipe and cpio
	# at the end is a nop.
	#
	# If compress is not set, the file names are printed, which causes
	# the cpio at the end to do the copy.
	#
	while read path; do
		if [ $compress = yes ]; then
			dir="${path%/*}"
			[ -d "$rdmnt/$dir" ] || mkdir -p "$rdmnt/$dir"
			$GZIP_CMD -c "$path" > "$rdmnt/$path"
		else
			print "$path"
		fi
	done <"$listfile" | cpio -pdum "$rdmnt" 2>/dev/null

	if [ $ISA = sparc ] ; then
		# copy links
		find $filelist -type l -print 2>/dev/null |\
		    cpio -pdum "$rdmnt" 2>/dev/null
		if [ $compress = yes ] ; then
			# always copy unix uncompressed
			find $filelist -name unix -type f -print 2>/dev/null |\
			    cpio -pdum "$rdmnt" 2>/dev/null
		fi
	fi

}

function ufs_cleanup
{
	umount -f "$rdmnt" 2>/dev/null
	lofiadm -d "$rdfile" 2>/dev/null
	[ -n "$rddir" ] && rm -fr "$rddir" 2> /dev/null
	[ -n "$new_rddir" ] && rm -fr "$new_rddir" 2>/dev/null
}

function ufs_getsize
{
	# Estimate image size and add 10% overhead for ufs stuff.
	# Note, we can't use du here in case we're on a filesystem, e.g. zfs,
	# in which the disk usage is less than the sum of the file sizes.
	# The nawk code
	#
	#	{t += ($5 % 1024) ? (int($5 / 1024) + 1) * 1024 : $5}
	#
	# below rounds up the size of a file/directory, in bytes, to the
	# next multiple of 1024.  This mimics the behavior of ufs especially
	# with directories.  This results in a total size that's slightly
	# bigger than if du was called on a ufs directory.
	size=$(cat "$list" | xargs -I {} ls -lLd "{}" 2> /dev/null |
		nawk '{t += ($5 % 1024) ? (int($5 / 1024) + 1) * 1024 : $5}
		END {print int(t * 1.10 / 1024)}')
	(( size += dirsize ))
	(( total_size = size ))
	# If compression is enabled, then each file within the archive will
	# be individually compressed. The compression ratio is around 60%
	# across the archive so make the image smaller.
	[ $compress = yes ] && (( total_size = total_size / 2 ))
}

function calculate_sizes_and_locations
{
	find $filelist -print 2>/dev/null | while read path; do
		if [ -d "$path" ]; then
			size=`ls -lLd "$path" | nawk '
		    {print ($5 % 1024) ? (int($5 / 1024) + 1) * 1024 : $5}'`
			(( dirsize += size / 1024 ))
		else
			print "$path"
		fi
	done >"$list"

	# calculate image size
	ufs_getsize

	# check to see if there is sufficient space in tmpfs
	#
	tmp_free=`df -b /tmp | tail -1 | awk '{ print $2 }'`
	(( tmp_free = tmp_free / 3 ))

	if [ $total_size -gt $tmp_free ] ; then
		echo "Insufficient space in /tmp, using $ALT_ROOT/var/tmp"
		# assumes we have enough scratch space on $ALT_ROOT
		new_rddir="/$ALT_ROOT/var/tmp/create_ramdisk.$$.tmp"
		rm -rf "$new_rddir"
		mkdir "$new_rddir" || fatal_error \
		    "Could not create temporary directory $new_rddir"

		# Save the file lists
		mv "$list" "$new_rddir"/
		list="/$new_rddir/filelist"

		# Remove the old $rddir and set the new value of rddir
		rm -rf "$rddir"
		rddir="$new_rddir"
		new_rddir=
	fi
}

function create_ufs_archive
{
	typeset archive="$ALT_ROOT/$BOOT_ARCHIVE"

	[ "$compress" = yes ] && \
	    echo "updating $archive (UFS)" || \
	    echo "updating $archive (UFS-nocompress)"

	#
	# We use /tmp/ for scratch space now.  This will be changed later to
	# $ALT_ROOT/var/tmp if there is insufficient space in /tmp/.
	#
	rddir="/tmp/create_ramdisk.$$.tmp"
	new_rddir=
	rm -rf "$rddir"
	mkdir "$rddir" || fatal_error "Could not create directory $rddir"

	# Clean up upon exit.
	trap 'ufs_cleanup' EXIT

	list="$rddir/filelist"

	cd "/$ALT_ROOT" || fatal_error "Cannot chdir to $ALT_ROOT"
	calculate_sizes_and_locations

	rdfile="$rddir/rd.file"
	rdmnt="$rddir/rd.mount"
	errlog="$rddir/rd.errlog"
	lofidev=""

	mkfile ${total_size}k "$rdfile" || \
	    fatal_error "Could not create backing file"
	lofidev=`lofiadm -a "$rdfile"` || \
	    fatal_error "Could not create lofi device"

	NOINUSE_CHECK=1 newfs -m 0 $lofidev < /dev/null 2> /dev/null
	mkdir "$rdmnt"
	mount -F mntfs mnttab /etc/mnttab > /dev/null 2>&1
	mount -F ufs -o nologging $lofidev "$rdmnt"
	rm -rf "$rdmnt/lost+found"

	# do the actual copy
	copy_files "$list"
	umount -f "$rdmnt"
	rmdir "$rdmnt"

	if [ $ISA = sparc ] ; then
		rlofidev="${lofidev/lofi/rlofi}"
		bb="/$ALT_ROOT/platform/$PLATFORM/lib/fs/ufs/bootblk"
		# installboot is not available on all platforms
		dd if=$bb of=$rlofidev bs=1b oseek=1 count=15 conv=sync 2>&1
	fi

	lofiadm -d "$rdfile"

	#
	# Check if gzip exists in /usr/bin, so we only try to run gzip
	# on systems that have gzip. Then run gzip out of the patch to
	# pick it up from bfubin or something like that if needed.
	#
	# If compress is set, the individual files in the archive are
	# compressed, and the final compression will accomplish very
	# little.  To save time, we skip the gzip in this case.
	#
	if [ $ISA = i386 ] && [ $compress = no ] && [ -x $GZIP_CMD ] ; then
		$GZIP_CMD -c "$rdfile" > "${archive}-new"
	else
		cat "$rdfile" > "${archive}-new"
	fi

	if [ $? -ne 0 ] ; then
		rm -f "${archive}-new"
	fi

	# sanity check the archive before moving it into place
	#
	ARCHIVE_SIZE=`ls -l "${archive}-new" 2> /dev/null | nawk '{ print $5 }'`
	if [ $compress = yes ] || [ $ISA = sparc ] ; then
		#
		# 'file' will report "English text" for uncompressed
		# boot_archives.  Checking for that doesn't seem stable,
		# so we just check that the file exists.
		#
		ls "${archive}-new" >/dev/null 2>&1
	else
		#
		# the file type check also establishes that the
		# file exists at all
		#
		LC_MESSAGES=C file "${archive}-new" | grep gzip > /dev/null
	fi

	if [ $? = 1 ] && [ -x $GZIP_CMD ] || [ "$ARCHIVE_SIZE" -lt 10000 ]
	then
		fatal_error "update of $archive failed"
	else
		lockfs -f "/$ALT_ROOT" 2>/dev/null
		rm -f "$archive.hash"
		mv "${archive}-new" "$archive"
		digest -a sha1 "$rdfile" > "$archive.hash"
		lockfs -f "/$ALT_ROOT" 2>/dev/null
	fi
	[ -n "$rddir" ] && rm -rf "$rddir"
}

function cpio_cleanup
{
	rm -f "$tarchive" "$tarchive.cpio" "$tarchive.hash" "$tarchive.head"
	[ -n "$rddir" ] && rm -fr "$rddir" 2> /dev/null
}

function create_hash
{
	[ -x /usr/bin/digest ] \
	    && /usr/bin/digest -a sha1 "$tarchive.cpio" > "$tarchive.hash" \
	    || print -u2 "Failed to create sha1 hash of $tarchive"
}

function create_cpio_archive
{
	typeset archive="$ALT_ROOT/$BOOT_ARCHIVE"

	echo "updating $archive (CPIO)"

	rddir="/tmp/create_ramdisk.$$.tmp"
	tarchive="$archive.$$.new"
	rm -rf "$rddir"
	mkdir "$rddir" || fatal_error "Could not create directory $rddir"

	# Clean up upon exit.
	trap 'cpio_cleanup' EXIT

	cd "/$ALT_ROOT" || fatal_error "Cannot chdir to $ALT_ROOT"

	touch "$tarchive" \
	    || fatal_error "Cannot create temporary archive $tarchive"

	if [ $ISA = sparc ] ; then
		# compression does not work (yet?).
		# The krtld does not support gzip but fiocompress
		# does not seem to work either.
		compress="no"
		list="$rddir/filelist"

		calculate_sizes_and_locations

		rdmnt="$rddir/rd.mount"
		mkdir "$rdmnt"

		copy_files "$list"

		cd "$rdmnt"
		find . 2>/dev/null | \
		    cpio -qo -H odc > "$tarchive.cpio" \
		    || fatal_error "Problem creating archive"
		cd "/$ALT_ROOT" || fatal_error "Cannot chdir to $ALT_ROOT"

		bb="/$ALT_ROOT/platform/$PLATFORM/lib/fs/cpio/bootblk"

		# The SPARC boot code is assuming 8KB of boot data.
		# This is originating from disk layout and UFS limits.
		# Therefore we have 512B reserved space for disk label,
		# and 7.5KB for boot program. With 512B blocks, this is
		# 1 + 15 blocks.
		dd if=/dev/zero of="$tarchive.head" bs=512 count=16 2>&1 \
		    || fatal_error "Cannot create header"
		dd if=$bb of="$tarchive.head" bs=512 oseek=1 count=15 \
		    conv=sync 2>&1 \
		    || fatal_error "Cannot install boot block"
		cat "$tarchive.head" "$tarchive.cpio" > "$tarchive" \
		    || fatal_error "Cannot update boot archive"
		rm -f "$tarchive.head" "$tarchive.cpio"
	else
		find $filelist 2>/dev/null | \
		    cpio -qo -H odc > "$tarchive.cpio" \
		    || fatal_error "Problem creating archive"

		# If hash is supported, it must be created before gzipping the archive.
		# The boot loader will uncompress the archive, and the hash
		# will be verified against the uncompressed data.
		create_hash

		if [ -x "$GZIP_CMD" ]; then
			$GZIP_CMD -c "$tarchive.cpio" > "$tarchive"
			rm -f "$tarchive.cpio"
		else
			mv "$tarchive.cpio" "$tarchive"
		fi
	fi

	# Move new archive into place
	[ -f "$archive.hash" ] && rm -f "$archive.hash"
	mv "$tarchive" "$archive"
	[ $? -eq 0 -a  -f "$tarchive.hash" ] \
	    && mv "$tarchive.hash" "$archive.hash"
}

#
# get filelist
#
if [ ! -f "$ALT_ROOT/boot/solaris/filelist.ramdisk" ] &&
    [ ! -f "$ALT_ROOT/etc/boot/solaris/filelist.ramdisk" ]
then
	print -u2 "Can't find filelist.ramdisk"
	exit 1
fi
filelist=$($EXTRACT_FILELIST $EXTRACT_ARGS \
	/boot/solaris/filelist.ramdisk \
	/etc/boot/solaris/filelist.ramdisk \
		2>/dev/null | sort -u)

# Now that we have the list of files, we can create the archive.

case "$FORMAT" in
	cpio)	create_cpio_archive ;;
	ufs)	create_ufs_archive ;;
	*)	print -u2 "Unknown boot archive format, $FORMAT"
		exit 1
		;;
esac

#
# For the diskless case, hardlink archive to /boot to make it
# visible via tftp. /boot is lofs mounted under /tftpboot/<hostname>.
# NOTE: this script must work on both client and server.
#
grep "[	 ]/[	 ]*nfs[	 ]" "$ALT_ROOT/etc/vfstab" > /dev/null
if [ $? = 0 ]; then
	rm -f "$ALT_ROOT/boot/$BOOT_ARCHIVE_SUFFIX"
	mkdir -p "$ALT_ROOT/boot/`dirname $BOOT_ARCHIVE_SUFFIX`"
	ln "$ALT_ROOT/$BOOT_ARCHIVE" "$ALT_ROOT/boot/$BOOT_ARCHIVE_SUFFIX"
fi
#!/bin/ksh -p
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
# Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#

#
# set path, but inherit /tmp/bfubin if it is sane
#
if [ "`echo $PATH | cut -f 1 -d :`" = /tmp/bfubin ] && \
    [ -O /tmp/bfubin ] ; then
	export PATH=/tmp/bfubin:/usr/sbin:/usr/bin:/sbin:/bin
else
	export PATH=/usr/sbin:/usr/bin:/sbin:/bin
fi

usage() {
	echo "This utility is a component of the bootadm(8) implementation"
	echo "and it is not recommended for stand-alone use."
	echo "Please use bootadm(8) instead."
	echo ""
	echo "Usage: ${0##*/}: [-R <root>] [-p <platform>] <filelist> ..."
	echo "where <platform> is amd64"
	exit 2
}

build_platform() {

	altroot=$1

	(
		cd $altroot/
		if [ -z "$STRIP" ] ; then
			ls -d platform/*/kernel
		else
			ls -d platform/*/kernel | grep -v $STRIP
		fi
	)
}

# default platform is what we're running on
PLATFORM=`uname -m`

altroot=""
filelists=
platform_provided=no

OPTIND=1
while getopts R:p: FLAG
do
        case $FLAG in
        R)	if [ "$OPTARG" != "/" ]; then
			altroot="$OPTARG"
		fi
		;;
	p)	platform_provided=yes
		PLATFORM="$OPTARG"
		;;
        *)      usage
		;;
        esac
done

shift `expr $OPTIND - 1`
if [ $# -eq 0 ]; then
	usage
fi

filelists=$*

#
# If the target platform is provided, as is the case for diskless,
# or we're building an archive for this machine, we can build
# a smaller archive by not including unnecessary components.
#
filtering=no
if [ "$altroot" == "" ] || [ $platform_provided = yes ]; then
	case $PLATFORM in
	amd64)
		STRIP=
		;;
	*)
		STRIP=
		;;
	esac
fi

for list in $filelists
do
	if [ -f $altroot/$list ]; then
		grep ^platform$ $altroot/$list > /dev/null
		if [ $? = 0 ] ; then
			build_platform $altroot
			if [ -z "$STRIP" ] ; then
				cat $altroot/$list | grep -v ^platform$
			else
				cat $altroot/$list | grep -v ^platform$ | \
				    grep -v $STRIP
			fi
		else
			if [ -z "$STRIP" ] ; then
				cat $altroot/$list
			else
				cat $altroot/$list | grep -v $STRIP
			fi
		fi

	fi
done

exit 0
#!/bin/ksh -p
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#

# Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
# Copyright 2012 Nexenta Systems, Inc. All rights reserved.

# utility to pack and unpack a boot/root archive
# both ufs and hsfs (iso9660) format archives are unpacked
# only ufs archives are generated
#
# usage: pack   <archive> <root>
#        unpack <archive> <root>
#
#   Where <root> is the directory to unpack to and will be cleaned out
#   if it exists.
#

usage()
{
	printf "usage: root_archive pack <archive> <root>\n"
	printf "       root_archive unpack <archive> <root>\n"
	exit 1
}

cleanup()
{
	if [ -d $MNT ] ; then
		umount $MNT 2> /dev/null
		rmdir $MNT
	fi

	lofiadm -d "$TMR" 2>/dev/null
        if [ "$REALTHING" != true ] ; then
		rm -f "$TMR"
	fi
	rm -f "$TMR.gz"
	rm -f /tmp/flist$$
}

do_unpack()
{
	(
		cd $MNT
		find . -print | cpio -pdum "$UNPACKED_ROOT" 2> /dev/null
	)
	# increase the chances the unmount will succeed
	umount -f $MNT
}

unpack()
{
	MR=$1
	if [ ! -f "$MR" ] ; then
		printf "$MR: not found\n"
		usage
	fi

	if [ `uname -i` = amd64 ] || [ `uname -p` = amd64 ] ; then
		gzcat "$MR" > $TMR
	else
		REALTHING=true ; export REALTHING
		TMR="$MR"
	fi

	LOFIDEV=`/usr/sbin/lofiadm -a $TMR`
	if [ $? != 0 ] ; then
		echo lofi plumb failed
		exit 2
	fi

	mkdir -p $MNT

	FSTYP=`fstyp $LOFIDEV`

	if [ "$FSTYP" = ufs ] ; then
		/sbin/mount -o ro,nologging $LOFIDEV $MNT
		do_unpack
	elif [ "$FSTYP" = hsfs ] ; then
		/sbin/mount -F hsfs -o ro $LOFIDEV $MNT
		do_unpack
	else
		printf "invalid root archive\n"
	fi


	rmdir $MNT
	lofiadm -d $TMR ; LOFIDEV=
	if [ "$REALTHING" != true ] ; then
		rm $TMR
	fi
}

compress()
{
	SRC=$1
	DST=$2

	(
		cd $SRC
		filelist=`find .`

		for file in $filelist ; do

			file=`echo $file | sed s#^./##`

			# copy all files over to preserve hard links
			#
			echo $file | cpio -pdum $DST 2> /dev/null

			if [ -f $file ] && [ -s $file ] && [ ! -h $file ] ; then
				fiocompress -mc $file $DST/$file &
			fi

		done

		wait `pgrep fiocompress`

		# now re-copy a couple of uncompressed files

		if [ -d "$SRC/kernel" ] ; then
			find `cat boot/solaris/filelist.ramdisk` -type file \
			    -print 2> /dev/null > /tmp/flist$$
			find usr/kernel -type file -print 2> /dev/null \
			    >> /tmp/flist$$
			# some of the files are replaced with links into
			# tmp/root on the miniroot, so find the backing files
			# from there as well and add them to the list ti
			# be copied uncompressed
			(
				cd $SRC/tmp/root
				find `cat ../../boot/solaris/filelist.ramdisk` \
				    -type file -print 2> /dev/null | \
				    sed 's#^#tmp/root/#' >> /tmp/flist$$
			)
			flist=`cat /tmp/flist$$`
			(
				cd $DST
				rm -f $flist
			)
			for file in $flist ; do
				echo $file | cpio -pdum $DST 2> /dev/null
			done
		else
			find kernel platform -name unix | \
			    cpio -pdum $DST 2> /dev/null
			find kernel platform -name genunix | cpio -pdum $DST \
			    2> /dev/null
			find kernel platform -name platmod | cpio -pdum $DST \
			    2> /dev/null
			find `find kernel platform -name cpu` | \
			    cpio -pdum $DST 2> /dev/null
			find `find kernel platform -name kmdb\*` | \
				cpio -pdum $DST 2> /dev/null
			find kernel/misc/sparcv9/ctf kernel/fs/sparcv9/dcfs \
			    etc/system etc/name_to_major etc/path_to_inst \
			    etc/name_to_sysnum  etc/driver_aliases \
			    etc/driver_classes etc/minor_perm | \
			    cpio -pdum $DST 2> /dev/null
		fi
	)
}

root_is_ramdisk()
{
	grep -v "set root_is_ramdisk=" "$UNPACKED_ROOT"/etc/system | \
	    grep -v "set ramdisk_size=" > /tmp/system.$$
	cat /tmp/system.$$ > "$UNPACKED_ROOT"/etc/system
	rm /tmp/system.$$

	echo set root_is_ramdisk=1 >> "$UNPACKED_ROOT"/etc/system
	echo set ramdisk_size=$1 >> "$UNPACKED_ROOT"/etc/system
}

pack()
{
	MR="$1"
	[ -d "$UNPACKED_ROOT" ] || usage

	# always compress if fiocompress exists
	#
	if [ -x /sbin/fiocompress ] ; then
		COMPRESS=true
	fi

	# Estimate image size and add %10 overhead for ufs stuff.
	# Note, we can't use du here in case $UNPACKED_ROOT is on a filesystem,
	# e.g. zfs, in which the disk usage is less than the sum of the file
	# sizes.  The nawk code
	#
	#	{t += ($7 % 1024) ? (int($7 / 1024) + 1) * 1024 : $7}
	#
	# below rounds up the size of a file/directory, in bytes, to the
	# next multiple of 1024.  This mimics the behavior of ufs especially
	# with directories.  This results in a total size that's slightly
	# bigger than if du was called on a ufs directory.
	#
	# if the operation in turn is compressing the files the amount
	# of typical shrinkage is used to come up with a useful archive
	# size
	size=$(find "$UNPACKED_ROOT" -ls | nawk '
	    {t += ($7 % 1024) ? (int($7 / 1024) + 1) * 1024 : $7}
	    END {print int(t * 1.10 / 1024)}')
	if [ "$COMPRESS" = true ] ; then
		size=`echo $size | nawk '{s = $1} END {print int(s * 0.6)}'`
	fi

	/usr/sbin/mkfile ${size}k "$TMR"

	LOFIDEV=`/usr/sbin/lofiadm -a "$TMR"`
	if [ $? != 0 ] ; then
		echo lofi plumb failed
		exit 2
	fi

	RLOFIDEV=`echo $LOFIDEV | sed s/lofi/rlofi/`
	newfs $RLOFIDEV < /dev/null 2> /dev/null
	mkdir -p $MNT
	mount -o nologging $LOFIDEV $MNT
	rmdir $MNT/lost+found

	if [ -d "$UNPACKED_ROOT/kernel/drv/sparcv9" ] ; then
		root_is_ramdisk $size
	fi

	(
		cd "$UNPACKED_ROOT"
		if [ "$COMPRESS" = true ] ; then
			compress . $MNT
		else
			find . -print | cpio -pdum $MNT 2> /dev/null
		fi
	)
	lockfs -f $MNT
	umount $MNT
	rmdir $MNT

	if [ -d "$UNPACKED_ROOT/kernel/drv/sparcv9" ] ; then
		"$UNPACKED_ROOT/usr/sbin/installboot" \
		    "$UNPACKED_ROOT/platform/sun4u/lib/fs/ufs/bootblk" \
		    $RLOFIDEV
	fi

	lofiadm -d $LOFIDEV
	LOFIDEV=

	rm -f "$TMR.gz"

	if [ -d "$UNPACKED_ROOT/kernel/drv/sparcv9" ] ; then
		mv "$TMR" "$MR"
	else
		gzip -f "$TMR"
		mv "$TMR.gz" "$MR"
	fi

	chmod a+r "$MR"
}

strip_amd64()
{
	find "$UNPACKED_ROOT" -name amd64 -type directory | xargs rm -rf
}

# main
#

EXTRA_SPACE=0
STRIP_AMD64=
COMPRESS=

PATH=/bin:/sbin:/usr/bin:/usr/sbin ; export PATH

while getopts s:6c opt ; do
	case $opt in
	s)	EXTRA_SPACE="$OPTARG"
		;;
	6)	STRIP_AMD64=false
		;;
	c)	COMPRESS=true
		;;
	*)	usage
		;;
	esac
done
shift `expr $OPTIND - 1`

[ $# == 3 ] || usage

UNPACKED_ROOT="$3"
BASE="`pwd`"
MNT=/tmp/mnt$$
TMR=/tmp/mr$$
LOFIDEV=
MR="$2"

# sanity check
[ "$UNPACKED_ROOT" != "/" ] || usage

if [ "`dirname $MR`" = . ] ; then
	MR="$BASE/$MR"
fi
if [ "`dirname $UNPACKED_ROOT`" = . ] ; then
	UNPACKED_ROOT="$BASE/$UNPACKED_ROOT"
fi

trap cleanup EXIT

# always unpack into a fresh root
case $1 in
	unpack)
		rm -rf "$UNPACKED_ROOT"
		mkdir -p "$UNPACKED_ROOT"
		;;
esac
[ -d "$UNPACKED_ROOT" ] || usage

case $1 in
	pack)	pack "$MR"
		;;
	unpack)	unpack "$MR"
		;;
	*)	usage
		;;
esac