d57c5e814a
Apparently those 350MB are critical on 4GB systems without a swap.
199 lines
6.2 KiB
Bash
Executable File
199 lines
6.2 KiB
Bash
Executable File
#!/bin/bash
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#
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# live: Init script for live image
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#
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# chkconfig: 345 00 99
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# description: Init script for live image.
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### BEGIN INIT INFO
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# X-Start-Before: display-manager
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### END INIT INFO
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. /etc/init.d/functions
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if ! strstr "`cat /proc/cmdline`" rd.live.image || [ "$1" != "start" ]; then
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exit 0
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fi
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if [ -e /.liveimg-configured ] ; then
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configdone=1
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fi
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exists() {
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which $1 >/dev/null 2>&1 || return
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$*
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}
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livedir="LiveOS"
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for arg in `cat /proc/cmdline` ; do
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if [ "${arg##rd.live.dir=}" != "${arg}" ]; then
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livedir=${arg##rd.live.dir=}
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return
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fi
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if [ "${arg##live_dir=}" != "${arg}" ]; then
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livedir=${arg##live_dir=}
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return
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fi
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done
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# enable swaps unless requested otherwise
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swaps=`blkid -t TYPE=swap -o device`
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if ! strstr "`cat /proc/cmdline`" noswap && [ -n "$swaps" ] ; then
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for s in $swaps ; do
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action "Enabling swap partition $s" swapon $s
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done
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fi
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if ! strstr "`cat /proc/cmdline`" noswap && [ -f /run/initramfs/live/${livedir}/swap.img ] ; then
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action "Enabling swap file" swapon /run/initramfs/live/${livedir}/swap.img
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fi
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mountPersistentHome() {
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# support label/uuid
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if [ "${homedev##LABEL=}" != "${homedev}" -o "${homedev##UUID=}" != "${homedev}" ]; then
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homedev=`/sbin/blkid -o device -t "$homedev"`
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fi
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# if we're given a file rather than a blockdev, loopback it
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if [ "${homedev##mtd}" != "${homedev}" ]; then
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# mtd devs don't have a block device but get magic-mounted with -t jffs2
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mountopts="-t jffs2"
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elif [ ! -b "$homedev" ]; then
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loopdev=`losetup -f`
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if [ "${homedev##/run/initramfs/live}" != "${homedev}" ]; then
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action "Remounting live store r/w" mount -o remount,rw /run/initramfs/live
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fi
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losetup $loopdev $homedev
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homedev=$loopdev
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fi
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# if it's encrypted, we need to unlock it
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if [ "$(/sbin/blkid -s TYPE -o value $homedev 2>/dev/null)" = "crypto_LUKS" ]; then
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echo
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echo "Setting up encrypted /home device"
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plymouth ask-for-password --command="cryptsetup luksOpen $homedev EncHome"
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homedev=/dev/mapper/EncHome
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fi
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# and finally do the mount
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mount $mountopts $homedev /home
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# if we have /home under what's passed for persistent home, then
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# we should make that the real /home. useful for mtd device on olpc
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if [ -d /home/home ]; then mount --bind /home/home /home ; fi
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[ -x /sbin/restorecon ] && /sbin/restorecon /home
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if [ -d /home/liveuser ]; then USERADDARGS="-M" ; fi
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}
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findPersistentHome() {
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for arg in `cat /proc/cmdline` ; do
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if [ "${arg##persistenthome=}" != "${arg}" ]; then
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homedev=${arg##persistenthome=}
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return
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fi
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done
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}
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if strstr "`cat /proc/cmdline`" persistenthome= ; then
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findPersistentHome
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elif [ -e /run/initramfs/live/${livedir}/home.img ]; then
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homedev=/run/initramfs/live/${livedir}/home.img
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fi
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# if we have a persistent /home, then we want to go ahead and mount it
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if ! strstr "`cat /proc/cmdline`" nopersistenthome && [ -n "$homedev" ] ; then
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action "Mounting persistent /home" mountPersistentHome
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mkdir -p /home/qubes
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else
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mkdir -p /home/qubes
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mount -t tmpfs none /home/qubes
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chown root:qubes /home/qubes
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chmod 2775 /home/qubes
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fi
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# overlay fs doesn't handle sparse files:
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# fs/overlayfs/copy_up.c:94 /* FIXME: copy up sparse files efficiently */
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# So for now it is useless here. But some day...
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#
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#mkdir -p /home/qubes/qubes
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#mkdir -p /home/qubes/workdir
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#ln -nsf /var/lib/qubes-base/vm-templates /home/qubes/qubes/vm-templates
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#mount -t overlay overlay \
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# -o lowerdir=/var/lib/qubes-base \
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# -o upperdir=/home/qubes/qubes \
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# -o workdir=/home/qubes/workdir \
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# /var/lib/qubes
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ln -nsf /var/lib/qubes-base/vm-templates /home/qubes/vm-templates
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ln -nsf /var/lib/qubes-base/vm-kernels /home/qubes/vm-kernels
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for dir in /var/lib/qubes-base/*; do
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dir=`basename $dir`
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case $dir in
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vm-templates) ;;
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vm-kernels) ;;
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*)
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if [ ! -e /home/qubes/$dir ]; then
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cp -a /var/lib/qubes-base/$dir /home/qubes/
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fi
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;;
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esac
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done
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for privateimg in /var/lib/qubes-base/*vms/*/private.img; do
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tmpfs_path=${privateimg/\/var\/lib\/qubes-base/\/home\/qubes}
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if rm $tmpfs_path; then
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ln -s $privateimg $tmpfs_path
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fi
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done
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mount --bind /home/qubes /var/lib/qubes
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/usr/bin/qvm-prefs --offline-mode -s sys-net pcidevs '[]'
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for dev in $(/sbin/lspci -mm -n | sed -ne 's/^\([0-9][0-9]:[0-9][0-9].[0-9]\) "02.*/\1/p'); do
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/usr/bin/qvm-pci --offline-mode -a sys-net $dev
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done
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if [ -n "$configdone" ]; then
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exit 0
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fi
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# add fedora user with no passwd
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action "Adding live user" useradd $USERADDARGS -c "Live System User" liveuser
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passwd -d liveuser > /dev/null
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usermod -aG wheel liveuser > /dev/null
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usermod -aG qubes liveuser > /dev/null
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# Remove root password lock
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passwd -d root > /dev/null
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# turn off firstboot for livecd boots
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systemctl --no-reload disable firstboot-text.service 2> /dev/null || :
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systemctl --no-reload disable firstboot-graphical.service 2> /dev/null || :
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systemctl stop firstboot-text.service 2> /dev/null || :
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systemctl stop firstboot-graphical.service 2> /dev/null || :
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# don't use prelink on a running live image
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sed -i 's/PRELINKING=yes/PRELINKING=no/' /etc/sysconfig/prelink &>/dev/null || :
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# turn off mdmonitor by default
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systemctl --no-reload disable mdmonitor.service 2> /dev/null || :
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systemctl --no-reload disable mdmonitor-takeover.service 2> /dev/null || :
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systemctl stop mdmonitor.service 2> /dev/null || :
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systemctl stop mdmonitor-takeover.service 2> /dev/null || :
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# don't enable the gnome-settings-daemon packagekit plugin
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gsettings set org.gnome.software download-updates 'false' || :
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# don't start cron/at as they tend to spawn things which are
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# disk intensive that are painful on a live image
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systemctl --no-reload disable crond.service 2> /dev/null || :
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systemctl --no-reload disable atd.service 2> /dev/null || :
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systemctl stop crond.service 2> /dev/null || :
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systemctl stop atd.service 2> /dev/null || :
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# Don't sync the system clock when running live (RHBZ #1018162)
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sed -i 's/rtcsync//' /etc/chrony.conf
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# Mark things as configured
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touch /.liveimg-configured
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# add static hostname to work around xauth bug
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# https://bugzilla.redhat.com/show_bug.cgi?id=679486
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echo "localhost" > /etc/hostname
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