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qubes-installer-qubes-os/live/livesys

192 lines
5.9 KiB

#!/bin/bash
#
# live: Init script for live image
#
# chkconfig: 345 00 99
# description: Init script for live image.
### BEGIN INIT INFO
# X-Start-Before: display-manager
### END INIT INFO
. /etc/init.d/functions
if ! strstr "`cat /proc/cmdline`" rd.live.image || [ "$1" != "start" ]; then
exit 0
fi
if [ -e /.liveimg-configured ] ; then
configdone=1
fi
exists() {
which $1 >/dev/null 2>&1 || return
$*
}
livedir="LiveOS"
for arg in `cat /proc/cmdline` ; do
if [ "${arg##rd.live.dir=}" != "${arg}" ]; then
livedir=${arg##rd.live.dir=}
return
fi
if [ "${arg##live_dir=}" != "${arg}" ]; then
livedir=${arg##live_dir=}
return
fi
done
if ! strstr "`cat /proc/cmdline`" noswap && [ -f /run/initramfs/live/${livedir}/swap.img ] ; then
action "Enabling swap file" swapon /run/initramfs/live/${livedir}/swap.img
fi
mountPersistentHome() {
# support label/uuid
if [ "${homedev##LABEL=}" != "${homedev}" -o "${homedev##UUID=}" != "${homedev}" ]; then
homedev=`/sbin/blkid -o device -t "$homedev"`
fi
# if we're given a file rather than a blockdev, loopback it
if [ "${homedev##mtd}" != "${homedev}" ]; then
# mtd devs don't have a block device but get magic-mounted with -t jffs2
mountopts="-t jffs2"
elif [ ! -b "$homedev" ]; then
loopdev=`losetup -f`
if [ "${homedev##/run/initramfs/live}" != "${homedev}" ]; then
action "Remounting live store r/w" mount -o remount,rw /run/initramfs/live
fi
losetup $loopdev $homedev
homedev=$loopdev
fi
# if it's encrypted, we need to unlock it
if [ "$(/sbin/blkid -s TYPE -o value $homedev 2>/dev/null)" = "crypto_LUKS" ]; then
echo
echo "Setting up encrypted /home device"
plymouth ask-for-password --command="cryptsetup luksOpen $homedev EncHome"
homedev=/dev/mapper/EncHome
fi
# and finally do the mount
mount $mountopts $homedev /home
# if we have /home under what's passed for persistent home, then
# we should make that the real /home. useful for mtd device on olpc
if [ -d /home/home ]; then mount --bind /home/home /home ; fi
[ -x /sbin/restorecon ] && /sbin/restorecon /home
if [ -d /home/liveuser ]; then USERADDARGS="-M" ; fi
}
findPersistentHome() {
for arg in `cat /proc/cmdline` ; do
if [ "${arg##persistenthome=}" != "${arg}" ]; then
homedev=${arg##persistenthome=}
return
fi
done
}
if strstr "`cat /proc/cmdline`" persistenthome= ; then
findPersistentHome
elif [ -e /run/initramfs/live/${livedir}/home.img ]; then
homedev=/run/initramfs/live/${livedir}/home.img
fi
# if we have a persistent /home, then we want to go ahead and mount it
if ! strstr "`cat /proc/cmdline`" nopersistenthome && [ -n "$homedev" ] ; then
action "Mounting persistent /home" mountPersistentHome
mkdir -p /home/qubes
else
mkdir -p /home/qubes
mount -t tmpfs none /home/qubes
chown root:qubes /home/qubes
chmod 2775 /home/qubes
fi
# overlay fs doesn't handle sparse files:
# fs/overlayfs/copy_up.c:94 /* FIXME: copy up sparse files efficiently */
# So for now it is useless here. But some day...
#
#mkdir -p /home/qubes/qubes
#mkdir -p /home/qubes/workdir
#ln -nsf /var/lib/qubes-base/vm-templates /home/qubes/qubes/vm-templates
#mount -t overlay overlay \
# -o lowerdir=/var/lib/qubes-base \
# -o upperdir=/home/qubes/qubes \
# -o workdir=/home/qubes/workdir \
# /var/lib/qubes
ln -nsf /var/lib/qubes-base/vm-templates /home/qubes/vm-templates
ln -nsf /var/lib/qubes-base/vm-kernels /home/qubes/vm-kernels
for dir in /var/lib/qubes-base/*; do
dir=`basename $dir`
case $dir in
vm-templates) ;;
vm-kernels) ;;
*)
if [ ! -e /home/qubes/$dir ]; then
cp -a /var/lib/qubes-base/$dir /home/qubes/
fi
;;
esac
done
for privateimg in /var/lib/qubes-base/*vms/*/private.img; do
tmpfs_path=${privateimg/\/var\/lib\/qubes-base/\/home\/qubes}
if rm $tmpfs_path; then
ln -s $privateimg $tmpfs_path
fi
done
mount --bind /home/qubes /var/lib/qubes
/usr/bin/qvm-prefs --offline-mode -s sys-net pcidevs '[]'
for dev in $(/sbin/lspci -mm -n | sed -ne 's/^\([0-9][0-9]:[0-9][0-9].[0-9]\) "02.*/\1/p'); do
/usr/bin/qvm-pci --offline-mode -a sys-net $dev
done
if [ -n "$configdone" ]; then
exit 0
fi
# add fedora user with no passwd
action "Adding live user" useradd $USERADDARGS -c "Live System User" liveuser
passwd -d liveuser > /dev/null
usermod -aG wheel liveuser > /dev/null
usermod -aG qubes liveuser > /dev/null
# Remove root password lock
passwd -d root > /dev/null
# turn off firstboot for livecd boots
systemctl --no-reload disable firstboot-text.service 2> /dev/null || :
systemctl --no-reload disable firstboot-graphical.service 2> /dev/null || :
systemctl stop firstboot-text.service 2> /dev/null || :
systemctl stop firstboot-graphical.service 2> /dev/null || :
# don't use prelink on a running live image
sed -i 's/PRELINKING=yes/PRELINKING=no/' /etc/sysconfig/prelink &>/dev/null || :
# turn off mdmonitor by default
systemctl --no-reload disable mdmonitor.service 2> /dev/null || :
systemctl --no-reload disable mdmonitor-takeover.service 2> /dev/null || :
systemctl stop mdmonitor.service 2> /dev/null || :
systemctl stop mdmonitor-takeover.service 2> /dev/null || :
# don't enable the gnome-settings-daemon packagekit plugin
gsettings set org.gnome.software download-updates 'false' || :
# don't start cron/at as they tend to spawn things which are
# disk intensive that are painful on a live image
systemctl --no-reload disable crond.service 2> /dev/null || :
systemctl --no-reload disable atd.service 2> /dev/null || :
systemctl stop crond.service 2> /dev/null || :
systemctl stop atd.service 2> /dev/null || :
# Don't sync the system clock when running live (RHBZ #1018162)
sed -i 's/rtcsync//' /etc/chrony.conf
# Mark things as configured
touch /.liveimg-configured
# add static hostname to work around xauth bug
# https://bugzilla.redhat.com/show_bug.cgi?id=679486
echo "localhost" > /etc/hostname