core-agent-linux/vm-init.d/qubes-core-appvm
Marek Marczykowski d00d52fc31 dispvm: restart qubesdb at DispVM start
To connect to new qubesdb daemon in dom0.
2014-11-19 15:34:33 +01:00

99 lines
2.4 KiB
Bash
Executable File

#!/bin/sh
#
# chkconfig: 345 85 85
# description: Executes Qubes core scripts at AppVM boot
#
# Source function library.
. /etc/rc.d/init.d/functions
possibly_run_save_script()
{
ENCODED_SCRIPT=$(qubesdb-read /qubes-save-script)
if [ -z "$ENCODED_SCRIPT" ] ; then return ; fi
echo $ENCODED_SCRIPT|perl -e 'use MIME::Base64 qw(decode_base64); local($/) = undef;print decode_base64(<STDIN>)' >/tmp/qubes-save-script
chmod 755 /tmp/qubes-save-script
Xorg -config /etc/X11/xorg-preload-apps.conf :0 &
while ! [ -S /tmp/.X11-unix/X0 ]; do sleep 0.5; done
DISPLAY=:0 su - user -c /tmp/qubes-save-script
killall Xorg
}
start()
{
type=$(/usr/bin/qubesdb-read /qubes-vm-type)
if [ "$type" != "AppVM" -a "$type" != "DisposableVM" -a "$type" != "TemplateVM" ]; then
# This script runs only on AppVMs
return 0
fi
# Start AppVM specific services
start_cups=$(/usr/bin/qubesdb-read /qubes-service/cups 2> /dev/null)
if [ "$start_cups" != "0" ]; then
/sbin/service cups start
# Allow also notification icon
sed -i -e '/^NotShowIn=.*QUBES/s/;QUBES//' /etc/xdg/autostart/print-applet.desktop
else
# Disable notification icon
sed -i -e '/QUBES/!s/^NotShowIn=.*/\1QUBES;/' /etc/xdg/autostart/print-applet.desktop
fi
echo -n $"Executing Qubes Core scripts for AppVM:"
if qubesdb-read /qubes-save-request 2>/dev/null ; then
if [ -L /home ]; then
rm /home
mkdir /home
fi
mount --bind /home_volatile /home
touch /etc/this-is-dvm
mount /rw
possibly_run_save_script
umount /rw
dmesg -c >/dev/null
free | grep Mem: |
(read a b c d ; qubesdb-write /qubes-used-mem $c)
# give dom0 time to read some entries, when done it will shutdown qubesdb,
# so wait for it
qubesdb-watch /stop-qubesdb
# just to make sure
systemctl stop qubes-db.service
# we're still running in DispVM template
echo "Waiting for save/restore..."
# the service will start only after successful restore
systemctl start qubes-db.service
echo Back to life.
fi
start_meminfo_writer=$(/usr/bin/qubesdb-read /qubes-service/meminfo-writer 2>/dev/null)
if [ "$start_meminfo_writer" != "0" ]; then
MEM_CHANGE_THRESHOLD_KB=30000
MEMINFO_DELAY_USEC=100000
/usr/lib/qubes/meminfo-writer $MEM_CHANGE_THRESHOLD_KB $MEMINFO_DELAY_USEC /var/run/meminfo-writer.pid
fi
success
echo ""
return 0
}
stop()
{
return 0
}
case "$1" in
start)
start
;;
stop)
stop
;;
*)
echo $"Usage: $0 {start|stop}"
exit 3
;;
esac
exit $RETVAL