154 lines
4.4 KiB
Bash
Executable File
154 lines
4.4 KiB
Bash
Executable File
#!/bin/sh
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# -*- indent-tabs-mode: nil; -*-
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# Generate a root filesystem image
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#
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# Copyright (C) 2011 Colin Walters <walters@verbum.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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set -e
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set -x
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SRCDIR=`dirname $0`
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WORKDIR=`pwd`
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DEPENDS="debootstrap qemu-img grubby"
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for x in $DEPENDS; do
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if ! command -v $x; then
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echo "Couldn't find required dependency $x";
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exit 1
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fi
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done
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OSTREE=${OSTREE:-ostree}
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if test -z "$DRACUT"; then
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if ! test -d dracut; then
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echo "Checking out and patching dracut..."
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git clone git://git.kernel.org/pub/scm/boot/dracut/dracut.git
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(cd dracut; git am $SRCDIR/0001-Support-OSTree.patch)
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(cd dracut; make)
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fi
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DRACUT=`pwd`/dracut/dracut
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fi
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case `uname -p` in
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x86_64)
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ARCH=amd64
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;;
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*)
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echo "Unsupported architecture"
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;;
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esac;
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DEBTARGET=wheezy
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INITRD_MOVE_MOUNTS="dev proc sys"
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TOPROOT_BIND_MOUNTS="boot home root tmp"
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OSTREE_BIND_MOUNTS="var"
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MOVE_MOUNTS="selinux mnt media"
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READONLY_BIND_MOUNTS="bin etc lib lib32 lib64 sbin usr"
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OBJ=debootstrap-$DEBTARGET
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if ! test -d ${OBJ} ; then
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echo "Creating $DEBTARGET.img"
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mkdir -p ${OBJ}.tmp
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debootstrap --download-only --arch $ARCH $DEBTARGET ${OBJ}.tmp
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mv ${OBJ}.tmp ${OBJ}
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fi
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OBJ=$DEBTARGET-fs
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if ! test -d ${OBJ}; then
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rm -rf ${OBJ}.tmp
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mkdir ${OBJ}.tmp
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for d in debootstrap-$DEBTARGET/var/cache/apt/archives/*.deb; do
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rm -rf work; mkdir work
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(cd work && ar x ../$d && tar -x -z -C ../${OBJ}.tmp -f data.tar.gz)
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done
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(cd ${OBJ}.tmp;
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mkdir ostree
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mkdir ostree/repo
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mkdir ostree/gnomeos-origin
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for d in $INITRD_MOVE_MOUNTS $TOPROOT_BIND_MOUNTS; do
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mkdir -p ostree/gnomeos-origin/$d
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chmod --reference $d ostree/gnomeos-origin/$d
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done
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for d in $OSTREE_BIND_MOUNTS; do
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mkdir -p ostree/gnomeos-origin/$d
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chmod --reference $d ostree/gnomeos-origin/$d
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mv $d ostree
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done
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for d in $READONLY_BIND_MOUNTS $MOVE_MOUNTS; do
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if test -d $d; then
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mv $d ostree/gnomeos-origin
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fi
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done
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$OSTREE init --repo=ostree/repo
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(cd ostree/gnomeos-origin; find . '!' -type p | grep -v '^.$' | $OSTREE commit -s 'Initial import' --repo=../repo --from-stdin)
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)
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if test -d ${OBJ}; then
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mv ${OBJ} ${OBJ}.old
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fi
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mv ${OBJ}.tmp ${OBJ}
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rm -rf ${OBJ}.old
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fi
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# TODO download source for above
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# TODO download build dependencies for above
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OBJ=gnomeos-fs
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if ! test -d ${OBJ}; then
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rm -rf ${OBJ}.tmp
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cp -al $DEBTARGET-fs ${OBJ}.tmp
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(cd ${OBJ}.tmp;
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cp ${SRCDIR}/debian-setup.sh ostree/gnomeos-origin/
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chroot ostree/gnomeos-origin ./debian-setup.sh
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rm ostree/gnomeos-origin/debian-setup.sh
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(cd ostree/gnomeos-origin; find . '!' -type p | grep -v '^.$' | $OSTREE commit -s 'Run debian-setup.sh' --repo=../repo --from-stdin)
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cp -p ${SRCDIR}/chroot_break ostree/gnomeos-origin/sbin/chroot_break
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(cd ostree/gnomeos-origin; $OSTREE commit -s 'Add chroot_break' --repo=../repo --add=sbin/chroot_break)
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(cd ostree;
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rev=`cat repo/HEAD`
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$OSTREE checkout --repo=repo HEAD gnomeos-${rev}
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$OSTREE run-triggers --repo=repo current
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ln -s gnomeos-${rev} current)
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)
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if test -d ${OBJ}; then
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mv ${OBJ} ${OBJ}.old
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fi
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mv ${OBJ}.tmp ${OBJ}
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rm -rf ${OBJ}.old
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fi
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cp ${SRCDIR}/ostree_switch_root ${WORKDIR}
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kernel=`grubby --default-kernel`
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kv=$(basename $kernel | sed -e s,vmlinuz-,,)
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OBJ=gnomeos-initrd.img
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VOBJ=gnomeos-initrd-${kv}.img
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if ! test -f ${OBJ}; then
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rm -f ${OBJ}.tmp ${VOBJ}.tmp
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$DRACUT -l -v --include `pwd`/ostree_switch_root /sbin/ostree_switch_root ${VOBJ}.tmp
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mv ${VOBJ}.tmp ${VOBJ}
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ln -sf ${VOBJ} gnomeos-initrd.img
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fi
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