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|
#!/bin/sh
#
# Copyright (c) 2005 Poul-Henning Kamp.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#
set -e
#######################################################################
#
# Setup default values for all controlling variables.
# These values can be overridden from the config file(s)
#
#######################################################################
# Name of this NanoBSD build. (Used to construct workdir names)
NANO_NAME=full
# Source tree directory
NANO_SRC=/usr/src
# Where nanobsd additional files live under the source tree
NANO_TOOLS=tools/tools/nanobsd
# Object tree directory
# default is subdir of /usr/obj
# XXX: MAKEOBJDIRPREFIX handling... ?
#NANO_OBJ=""
# Parallel Make
NANO_PMAKE="make -j 3"
# Options to put in make.conf during buildworld only
CONF_BUILD=' '
# Options to put in make.conf during installworld only
CONF_INSTALL=' '
# Options to put in make.conf during both build- & installworld.
CONF_WORLD=' '
# Kernel config file to use
NANO_KERNEL=GENERIC
# Customize commands.
NANO_CUSTOMIZE=""
# Newfs paramters to use
NANO_NEWFS="-b 4096 -f 512 -i 8192 -O1 -U"
# The drive name of the media at runtime
NANO_DRIVE=ad0
# Target media size in 512 bytes sectors
NANO_MEDIASIZE=1048576
# Number of code images on media (1 or 2)
NANO_IMAGES=2
# Size of code file system in 512 bytes sectors
# If zero, size will be as large as possible.
NANO_CODESIZE=0
# Size of configuration file system in 512 bytes sectors
# Cannot be zero.
NANO_CONFSIZE=2048
# Size of data file system in 512 bytes sectors
# If zero: no partition configured.
# If negative: max size possible
NANO_DATASIZE=0
# Size of the /etc ramdisk in 512 bytes sectors
NANO_RAM_ETCSIZE=10240
# Size of the /tmp+/var ramdisk in 512 bytes sectors
NANO_RAM_TMPVARSIZE=10240
# Media geometry, only relevant if bios doesn't understand LBA.
NANO_SECTS=32
NANO_HEADS=16
#######################################################################
# Not a variable at this time
NANO_ARCH=i386
#######################################################################
#
# The functions which do the real work.
# Can be overridden from the config file(s)
#
#######################################################################
clean_build ( ) (
echo "## Clean and create object directory (${MAKEOBJDIRPREFIX})"
if rm -rf ${MAKEOBJDIRPREFIX} > /dev/null 2>&1 ; then
true
else
chflags -R noschg ${MAKEOBJDIRPREFIX}
rm -rf ${MAKEOBJDIRPREFIX}
fi
mkdir -p ${MAKEOBJDIRPREFIX}
printenv > ${MAKEOBJDIRPREFIX}/_.env
)
make_conf_build ( ) (
echo "## Construct build make.conf ($NANO_MAKE_CONF)"
echo "${CONF_WORLD}" > ${NANO_MAKE_CONF}
echo "${CONF_BUILD}" >> ${NANO_MAKE_CONF}
)
build_world ( ) (
echo "## run buildworld"
echo "### log: ${MAKEOBJDIRPREFIX}/_.bw"
cd ${NANO_SRC}
${NANO_PMAKE} __MAKE_CONF=${NANO_MAKE_CONF} buildworld \
> ${MAKEOBJDIRPREFIX}/_.bw 2>&1
)
build_kernel ( ) (
echo "## build kernel ($NANO_KERNEL)"
echo "### log: ${MAKEOBJDIRPREFIX}/_.bk"
if [ -f ${NANO_KERNEL} ] ; then
cp ${NANO_KERNEL} ${NANO_SRC}/sys/${NANO_ARCH}/conf
fi
cd ${NANO_SRC}
${NANO_PMAKE} buildkernel \
__MAKE_CONF=${NANO_MAKE_CONF} KERNCONF=${NANO_KERNEL} \
> ${MAKEOBJDIRPREFIX}/_.bk 2>&1
)
clean_world ( ) (
echo "## Clean and create world directory (${NANO_WORLDDIR})"
if rm -rf ${NANO_WORLDDIR}/ > /dev/null 2>&1 ; then
true
else
chflags -R noschg ${NANO_WORLDDIR}/
rm -rf ${NANO_WORLDDIR}/
fi
mkdir -p ${NANO_WORLDDIR}/
)
make_conf_install ( ) (
echo "## Construct install make.conf ($NANO_MAKE_CONF)"
echo "${CONF_WORLD}" > ${NANO_MAKE_CONF}
echo "${CONF_INSTALL}" >> ${NANO_MAKE_CONF}
)
install_world ( ) (
echo "## installworld"
echo "### log: ${MAKEOBJDIRPREFIX}/_.iw"
cd ${NANO_SRC}
${NANO_PMAKE} __MAKE_CONF=${NANO_MAKE_CONF} installworld \
DESTDIR=${NANO_WORLDDIR} \
> ${MAKEOBJDIRPREFIX}/_.iw 2>&1
chflags -R noschg ${NANO_WORLDDIR}
)
install_etc ( ) (
echo "## install /etc"
echo "### log: ${MAKEOBJDIRPREFIX}/_.etc"
cd ${NANO_SRC}/etc
${NANO_PMAKE} __MAKE_CONF=${NANO_MAKE_CONF} distribution \
DESTDIR=${NANO_WORLDDIR} \
> ${MAKEOBJDIRPREFIX}/_.etc 2>&1
)
install_kernel ( ) (
echo "## install kernel"
echo "### log: ${MAKEOBJDIRPREFIX}/_.ik"
cd ${NANO_SRC}
${NANO_PMAKE} installkernel \
DESTDIR=${NANO_WORLDDIR} \
__MAKE_CONF=${NANO_MAKE_CONF} KERNCONF=${NANO_KERNEL} \
> ${MAKEOBJDIRPREFIX}/_.ik 2>&1
)
run_customize() (
echo "## run customize scripts"
for c in $NANO_CUSTOMIZE
do
echo "## customize \"$c\""
echo "### log: ${MAKEOBJDIRPREFIX}/_.cust.$c"
echo "### `type $c`"
( $c ) > ${MAKEOBJDIRPREFIX}/_.cust.$c 2>&1
done
)
setup_nanobsd ( ) (
echo "## configure nanobsd setup"
echo "### log: ${MAKEOBJDIRPREFIX}/_.dl"
(
cd ${NANO_WORLDDIR}
# create diskless marker file
touch etc/diskless
# save config file for scripts
echo "NANO_DRIVE=${NANO_DRIVE}" > etc/nanobsd.conf
echo "/dev/${NANO_DRIVE}s1a / ufs ro 1 1" > etc/fstab
echo "/dev/${NANO_DRIVE}s3 /cfg ufs rw,noauto 2 2" >> etc/fstab
mkdir -p cfg
for d in var etc
do
# link /$d under /conf
# we use hard links so we have them both places.
# the files in /$d will be hidden by the mount.
# XXX: configure /$d ramdisk size
mkdir -p conf/base/$d conf/default/$d
find $d -print | cpio -dumpl conf/base/
done
echo "$NANO_RAM_ETCSIZE" > conf/base/etc/md_size
echo "$NANO_RAM_TMPVARSIZE" > conf/base/var/md_size
# pick up config files from the special partition
echo "mount -o ro /dev/${NANO_DRIVE}s3" > conf/default/etc/remount
# Put /tmp on the /var ramdisk (could be symlink already)
rmdir tmp || true
rm tmp || true
ln -s var/tmp tmp
) > ${MAKEOBJDIRPREFIX}/_.dl 2>&1
)
prune_usr() (
# Remove all empty directories in /usr
find ${NANO_WORLDDIR}/usr -type d -depth -print |
while read d
do
rmdir $d > /dev/null 2>&1 || true
done
)
create_i386_diskimage ( ) (
echo "## build diskimage"
echo "### log: ${MAKEOBJDIRPREFIX}/_.di"
(
echo $NANO_MEDIASIZE $NANO_IMAGES \
$NANO_SECTS $NANO_HEADS \
$NANO_CODESIZE $NANO_CONFSIZE $NANO_DATASIZE |
awk '
{
printf "# %s\n", $0
# size of cylinder in sectors
cs = $3 * $4
# number of full cylinders on media
cyl = int ($1 / cs)
# output fdisk geometry spec, truncate cyls to 1023
if (cyl <= 1023)
print "g c" cyl " h" $4 " s" $3
else
print "g c" 1023 " h" $4 " s" $3
if ($7 > 0) {
# size of data partition in full cylinders
dsl = int (($7 + cs - 1) / cs)
} else {
dsl = 0;
}
# size of config partition in full cylinders
csl = int (($6 + cs - 1) / cs)
if ($5 == 0) {
# size of image partition(s) in full cylinders
isl = int ((cyl - dsl - csl) / $2)
} else {
isl = int (($5 + cs - 1) / cs)
}
# First image partition start at second track
print "p 1 165 " $3, isl * cs - $3
c = isl * cs;
# Second image partition (if any) also starts offset one
# track to keep them identical.
if ($2 > 1) {
print "p 2 165 " $3 + c, isl * cs - $3
c += isl * cs;
}
# Config partition starts at cylinder boundary.
print "p 3 165 " c, csl * cs
c += csl * cs
# Data partition (if any) starts at cylinder boundary.
if ($7 > 0) {
print "p 4 165 " c, dsl * cs
} else if ($7 < 0 && $1 > $c) {
print "p 4 165 " c, $1 - $c
} else if ($1 < c) {
print "Disk space overcommitted by", \
c - $1, "sectors" > "/dev/stderr"
exit 2
}
}
' > ${MAKEOBJDIRPREFIX}/_.fdisk
IMG=${MAKEOBJDIRPREFIX}/_.disk.full
MNT=${MAKEOBJDIRPREFIX}/_.mnt
mkdir -p ${MNT}
dd if=/dev/zero of=${IMG} bs=${NANO_SECTS}b \
count=`expr ${NANO_MEDIASIZE} / ${NANO_SECTS}`
MD=`mdconfig -a -t vnode -f ${IMG} -x ${NANO_SECTS} -y ${NANO_HEADS}`
trap "df -i ${MNT} ; umount ${MNT} || true ; mdconfig -d -u $MD" 1 2 15 EXIT
fdisk -i -f ${MAKEOBJDIRPREFIX}/_.fdisk ${MD}
fdisk ${MD}
# XXX: params
# XXX: pick up cached boot* files, they may not be in image anymore.
boot0cfg -B -b ${NANO_WORLDDIR}/boot/boot0sio -o packet -s 1 -m 3 ${MD}
bsdlabel -w -B ${MD}s1
bsdlabel ${MD}s1
# Create first image
newfs ${NANO_NEWFS} /dev/${MD}s1a
mount /dev/${MD}s1a ${MNT}
df -i ${MNT}
( cd ${NANO_WORLDDIR} && find . -print | cpio -dump ${MNT} )
df -i ${MNT}
( cd ${MNT} && mtree -c ) > ${MAKEOBJDIRPREFIX}/_.mtree
( cd ${MNT} && du -k ) > ${MAKEOBJDIRPREFIX}/_.du
umount ${MNT}
if [ $NANO_IMAGES -gt 1 ] ; then
# Duplicate to second image (if present)
dd if=/dev/${MD}s1 of=/dev/${MD}s2 bs=64k
fi
# Create Config slice
newfs ${NANO_NEWFS} /dev/${MD}s3
# XXX: fill from where ?
# Create Data slice, if any.
if [ $NANO_DATASIZE -gt 0 ] ; then
newfs ${NANO_NEWFS} /dev/${MD}s4
# XXX: fill from where ?
fi
dd if=/dev/${MD}s1 of=${MAKEOBJDIRPREFIX}/_.disk.image bs=64k
mdconfig -d -u $MD
) > ${MAKEOBJDIRPREFIX}/_.di 2>&1
)
last_orders () (
# Redefine this function with any last orders you may have
# after the build completed, for instance to copy the finished
# image to a more convenient place:
# cp ${MAKEOBJDIRPREFIX}/_.disk.image /home/ftp/pub/nanobsd.disk
)
#######################################################################
#
# Optional convenience functions.
#
#######################################################################
#######################################################################
# Common Flash device geometries
#
FlashDevice () {
if [ -d ${NANO_TOOLS} ] ; then
. ${NANO_TOOLS}/FlashDevice.sub
else
. ${NANO_SRC}/${NANO_TOOLS}/FlashDevice.sub
fi
sub_FlashDevice $1 $2
}
#######################################################################
# Setup serial console
cust_comconsole () (
# Enable getty on console
sed -i "" -e /ttyd0/s/off/on/ ${NANO_WORLDDIR}/etc/ttys
# Disable getty on syscons devices
sed -i "" -e '/^ttyv[0-8]/s/ on/ off/' ${NANO_WORLDDIR}/etc/ttys
# Tell loader to use serial console early.
echo " -h" > ${NANO_WORLDDIR}/boot.config
)
#######################################################################
# Allow root login via ssh
cust_allow_ssh_root () (
sed -i "" -e '/PermitRootLogin/s/.*/PermitRootLogin yes/' \
${NANO_WORLDDIR}/etc/ssh/sshd_config
)
#######################################################################
# Install the stuff under ./Files
cust_install_files () (
cd ${NANO_TOOLS}/Files
find . -print | grep -v /CVS | cpio -dumpv ${NANO_WORLDDIR}
)
#######################################################################
# Convenience function:
# Register $1 as customize function.
customize_cmd () {
NANO_CUSTOMIZE="$NANO_CUSTOMIZE $1"
}
#######################################################################
#
# All set up to go...
#
#######################################################################
usage () {
(
echo "Usage: $0 [-b/-k/-w] [-c config_file]"
echo " -b suppress builds (both kernel and world)"
echo " -k suppress buildkernel"
echo " -w suppress buildworld"
echo " -c specify config file"
) 1>&2
exit 2
}
#######################################################################
# Parse arguments
do_kernel=true
do_world=true
set +e
args=`getopt bc:hkw $*`
if [ $? -ne 0 ] ; then
usage
exit 2
fi
set -e
set -- $args
for i
do
case "$i"
in
-b)
shift;
do_world=false
do_kernel=false
;;
-k)
shift;
do_kernel=false
;;
-c)
. "$2"
shift;
shift;
;;
-h)
usage
;;
-w)
shift;
do_world=false
;;
--)
shift;
break;
esac
done
if [ $# -gt 0 ] ; then
echo "$0: Extraneous arguments supplied"
usage
fi
#######################################################################
# Setup and Export Internal variables
#
if [ "x${NANO_OBJ}" = "x" ] ; then
MAKEOBJDIRPREFIX=/usr/obj/nanobsd.${NANO_NAME}/
NANO_OBJ=${MAKEOBJDIRPREFIX}
else
MAKEOBJDIRPREFIX=${NANO_OBJ}
fi
NANO_WORLDDIR=${MAKEOBJDIRPREFIX}/_.w
NANO_MAKE_CONF=${MAKEOBJDIRPREFIX}/make.conf
if [ -d ${NANO_TOOLS} ] ; then
true
elif [ -d ${NANO_SRC}/${NANO_TOOLS} ] ; then
NANO_TOOLS=${NANO_SRC}/${NANO_TOOLS}
else
echo "NANO_TOOLS directory does not exist" 1>&2
exit 1
fi
export MAKEOBJDIRPREFIX
export NANO_ARCH
export NANO_CODESIZE
export NANO_CONFSIZE
export NANO_CUSTOMIZE
export NANO_DATASIZE
export NANO_DRIVE
export NANO_HEADS
export NANO_IMAGES
export NANO_MAKE_CONF
export NANO_MEDIASIZE
export NANO_NAME
export NANO_NEWFS
export NANO_OBJ
export NANO_PMAKE
export NANO_SECTS
export NANO_SRC
export NANO_TOOLS
export NANO_WORLDDIR
#######################################################################
# And then it is as simple as that...
if $do_world ; then
clean_build
make_conf_build
build_world
else
echo "## Skipping buildworld (as instructed)"
fi
if $do_kernel ; then
build_kernel
else
echo "## Skipping buildkernel (as instructed)"
fi
clean_world
make_conf_install
install_world
install_etc
install_kernel
run_customize
setup_nanobsd
prune_usr
create_${NANO_ARCH}_diskimage
last_orders
echo "# NanoBSD image completed"
|