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vglserver_config
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vglserver_config
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#!/bin/sh
# Copyright (C)2007 Sun Microsystems, Inc.
# Copyright (C)2009-2014, 2016, 2018-2020 D. R. Commander
#
# This library is free software and may be redistributed and/or modified under
# the terms of the wxWindows Library License, Version 3.1 or (at your option)
# any later version. The full license is in the LICENSE.txt file included
# with this distribution.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# wxWindows Library License for more details.
VGLUSERSONLY=1
DISABLEXTEST=1
FBDEVVGLUSERSONLY=1
RMMODNEEDED=0
UNATTENDED=0
SELINUX=0
WAYLAND=0
BACKEND=glx
GID=
GROUPADD=/usr/sbin/groupadd
if [ ! -x $GROUPADD ]; then GROUPADD=groupadd; fi
if [ "`uname -s`" = "FreeBSD" ]; then
GROUPADD="pw groupadd"
fi
LSMOD=/sbin/lsmod
if [ ! -x $LSMOD ]; then LSMOD=lsmod; fi
RMMOD=/sbin/rmmod
if [ ! -x $RMMOD ]; then RMMOD=rmmod; fi
SEMANAGE=
RESTORECON=
VGLGENKEY=vglgenkey
usage()
{
echo
echo "USAGE: $0 [flags]"
echo
echo "Flags (for unattended mode):"
echo "+glx/-config Configure server for use with VirtualGL (GLX + EGL back ends)"
echo "-glx/-unconfig Unconfigure server for use with VirtualGL (GLX + EGL back ends)"
echo "+egl Configure server for use with VirtualGL (EGL back end only)"
echo "-egl Unconfigure server for use with VirtualGL (EGL back end only)"
echo "-s Restrict 3D X server access to vglusers group [default]"
echo "+s Open 3D X server access to all users of this machine"
echo "-f Restrict framebuffer device access to vglusers group [default]"
echo "+f Open framebuffer device access to all users of this machine"
echo "-t Disable XTEST extension [default]"
echo "+t Enable XTEST extension"
echo
echo "Flags (for both interactive and unattended modes):"
echo "-gid <g> If vglusers group must be created, then set its group ID to <g>"
echo
exit $1
}
uid()
{
id | cut -f2 -d = | cut -f1 -d \(;
}
maketemp()
{
umask 077
mktemp /tmp/$1.XXXXXX || exit 1
}
removeline()
{
if [ -z "$1" -o -z "$2" ]; then
echo 'USAGE: removeline <filename> <pattern>'
return
fi
TMPFILE=`maketemp vglserver_config_1`
sed "/$2/d" $1 >$TMPFILE && cp $TMPFILE $1
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
}
replaceline()
{
if [ -z "$1" -o -z "$2" -o -z "$3" ]; then
echo 'USAGE: replaceline <filename> <pattern to replace> <new text>'
return
fi
TMPFILE=`maketemp vglserver_config_2`
sed "s/^.*$2.*$/$3/g" $1 >$TMPFILE && cp $TMPFILE $1
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
}
uncommentline()
{
if [ -z "$1" -o -z "$2" ]; then
echo 'USAGE: uncommentline <filename> <regex of line to uncomment>'
return
fi
TMPFILE=`maketemp vglserver_config_3`
sed "/$2/s/^[ \t]*#*//g" $1 >$TMPFILE && cp $TMPFILE $1
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
}
commentline()
{
uncommentline $1 $2
if [ -z "$1" -o -z "$2" ]; then
echo 'USAGE: commentline <filename> <regex of line to comment>'
return
fi
TMPFILE=`maketemp vglserver_config_4`
sed "/$2/s/^/#/g" $1 >$TMPFILE && cp $TMPFILE $1
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
}
addtobottom()
{
if [ -z "$1" -o -z "$2" ]; then
echo 'USAGE: addtobottom <filename> <line to add>'
return
fi
TMPFILE=`maketemp vglserver_config_10`
cat $1 >$TMPFILE && echo $2 >>$TMPFILE && cp $TMPFILE $1
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
}
addtotop()
{
if [ -z "$1" -o -z "$2" ]; then
echo 'USAGE: addtotop <filename> <line to add>'
return
fi
TMPFILE=`maketemp vglserver_config_5`
SCRFILE=`maketemp vglserver_config_6`
AWK=nawk
type $AWK >/dev/null 2>/dev/null || AWK=gawk
cat > $SCRFILE <<EOF
BEGIN {DONE=0} {
if(/^$|^[^#]/ && DONE==0) {
printf("$2"); printf("\n");
DONE=1;
}
print \$0
}
END {
if(DONE==0) {
printf("$2"); printf("\n");
}
}
EOF
$AWK -f $SCRFILE $1 >$TMPFILE && cp $TMPFILE $1
if [ -f $SCRFILE ]; then rm $SCRFILE; fi
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
}
addtoconf()
{
if [ -z "$1" -o -z "$2" -o -z "$3" -o -z "$4" ]; then
echo 'USAGE: addtoconf <filename> <stanza name> <search string> <line to add>'
return
fi
grep "\[$3\]" $1 >/dev/null 2>/dev/null
if [ $? = 0 ]; then
TMPFILE=`maketemp vglserver_config_7`
AWK=nawk
type $AWK >/dev/null 2>/dev/null || AWK=gawk
$AWK -vstanza=$2 -vadd="$4" '{ if($0 ~ stanza) { print "["stanza"]"; print add } else print $0; }' $1 >$TMPFILE && cp $TMPFILE $1
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
else
addtobottom $1 "[$2]"
addtobottom $1 "$4"
fi
}
backup()
{
if [ -z "$1" ]; then
echo 'USAGE: backup <filename>'
return
fi
if [ ! -f $1.orig.vgl ]; then
cp $1 $1.orig.vgl
echo ... $1 has been saved as $1.orig.vgl ...
fi
}
delvglgenkey()
{
echo ... Removing X server access from $1 script ...
removeline $1 vglgenkey
removeline $1 "xhost +*"
}
addvglgenkey()
{
backup $1
if [ "$VGLUSERSONLY" = "1" ]; then
echo ... Adding vglgenkey to $1 script ...
else
echo ... Adding xhost \+LOCAL\: to $1 script ...
fi
removeline $1 vglgenkey
removeline $1 "xhost +*"
if [ "$VGLUSERSONLY" = "1" ]; then
if [ "$2" = "bottom" ]; then
addtobottom $1 $VGLGENKEY
else
addtotop $1 $VGLGENKEY
fi
else
if [ "$2" = "bottom" ]; then
addtobottom $1 "xhost +LOCAL:"
else
addtotop $1 "xhost +LOCAL:"
fi
fi
}
addvglgenkey_lightdm()
{
backup $1
if [ "$VGLUSERSONLY" = "1" ]; then
echo ... Adding greeter-setup-script=vglgenkey to $1 ...
else
echo ... Adding greeter-setup-script=xhost \+LOCAL\: to $1 ...
fi
removeline $1 display-setup-script
removeline $1 greeter-setup-script
if [ "$VGLUSERSONLY" = "1" ]; then
addtoconf $1 "Seat:seat*" "Seat:seat\*" greeter-setup-script=$VGLGENKEY
else
addtoconf $1 "Seat:seat*" "Seat:seat\*" "greeter-setup-script=xhost +LOCAL:"
fi
}
disablextest()
{
if [ -z "$1" ]; then
echo 'USAGE: disablextest <filename>'
return
fi
backup $1
echo ... Disabling XTEST extension in $1 ...
TMPFILE=`maketemp vglserver_config_7`
sed -e "/\/X11\/X\>/s/[ #\t]*-tst//g" -e "/\/bin\/X\>/s/[ #\t]*-tst//g" -e "/\/bin\/Xorg\>/s/[ #\t]*-tst//g" -e "/\/bin\/Xsun\>/s/[ #\t]*-tst//g" -e "/\/bin\/Xserver\>/s/[ #\t]*-tst//g" $1 >$TMPFILE && cp $TMPFILE $1 && (
sed -e "/\/X11\/X\>/s/$/\ -tst/g" -e "/\/bin\/X\>/s/$/\ -tst/g" -e "/\/bin\/Xorg\>/s/$/\ -tst/g" -e "/\/bin\/Xsun\>/s/$/\ -tst/g" -e "/\/bin\/Xserver\>/s/$/\ -tst/g" $1 >$TMPFILE && cp $TMPFILE $1
)
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
}
disablextestkdm()
{
if [ -z "$1" ]; then
echo 'USAGE: disablextestkdm <filename>'
return
fi
backup $1
echo ... Disabling XTEST extension in $1 ...
TMPFILE=`maketemp vglserver_config_12`
uncommentline $1 ServerArgsLocal
sed -e "/ServerArgsLocal\>/s/[ #\t]*-tst//g" $1 >$TMPFILE && cp $TMPFILE $1 && (
sed -e "/ServerArgsLocal\>/s/$/\ -tst/g" $1 >$TMPFILE && cp $TMPFILE $1
)
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
}
enablextest()
{
if [ -z "$1" ]; then
echo 'USAGE: enablextest <filename>'
return
fi
echo ... Enabling XTEST extension in $1 ...
TMPFILE=`maketemp vglserver_config_8`
sed -e "/\/X11\/X\>/s/[ #\t]*-tst//g" -e "/\/bin\/X\>/s/[ #\t]*-tst//g" -e "/\/bin\/Xorg\>/s/[ #\t]*-tst//g" -e "/\/bin\/Xsun\>/s/[ #\t]*-tst//g" -e "/\/bin\/Xserver\>/s/[ #\t]*-tst//g" $1 >$TMPFILE && cp $TMPFILE $1
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
}
enablextestkdm()
{
if [ -z "$1" ]; then
echo 'USAGE: enablextestkdm <filename>'
return
fi
echo ... Enabling XTEST extension in $1 ...
TMPFILE=`maketemp vglserver_config_11`
sed -e "/ServerArgsLocal\>/s/[ #\t]*-tst//g" $1 >$TMPFILE && cp $TMPFILE $1
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
}
disallowgdmtcp()
{
echo ... Commenting out DisallowTCP line \(if it exists\) in $1 ...
commentline $1 "DisallowTCP.*=.*"
}
disablewaylandgdm()
{
backup $1
echo ... Disabling Wayland in $1 ...
grep -q "WaylandEnable.*=.*false" $1 && (
uncommentline $1 "WaylandEnable.*=.*false"
) || (
grep -q "WaylandEnable" $1 && (
replaceline $1 WaylandEnable "WaylandEnable=false"
) || (
removeline $1 WaylandEnable
addtoconf $1 "daemon" "daemon" WaylandEnable=false
)
)
}
setdripermissions()
{
if [ -z "$1" ]; then
echo 'USAGE: setdripermissions <filename> [backup]'
return
fi
if [ ! -f $1 ]; then return; fi
if [ "$2" = "backup" ]; then
backup $1
fi
if [ "$FBDEVVGLUSERSONLY" = "1" ]; then
echo "... Modifying $1 to enable DRI permissions"
echo " for vglusers group ..."
else
echo "... Modifying $1 to enable DRI permissions"
echo " for all users ..."
fi
TMPFILE=`maketemp vglserver_config_9`
# Delete Section "DRI" stanza
sed '/Section.*"DRI"/,/EndSection/d' $1 >$TMPFILE && cp $TMPFILE $1
# Ensure that exactly one line separates each stanza
sed -n '1h;1!H;${;g;s/EndSection[\n \t]*Section\([^\n]*\)/EndSection\n\nSection\1/g;p;}' $1 >$TMPFILE && cp $TMPFILE $1
if [ -f $TMPFILE ]; then rm $TMPFILE; fi
if [ "$FBDEVVGLUSERSONLY" = "1" ]; then
addtotop $1 "Section \\\"DRI\\\"\n\tMode 0660\n\tGroup \\\"vglusers\\\"\nEndSection"
else
addtotop $1 "Section \\\"DRI\\\"\n\tMode 0666\nEndSection"
fi
}
unconfigdev()
{
if [ "$UNAME_S" = "SunOS" ]; then
echo ... Modifying /etc/logindevperm to enable automatic permissions for
echo " /dev/fbs/* ..."
uncommentline /etc/logindevperm "\/dev\/console.*\/dev\/fbs"
elif [ "$UNAME_S" = "Linux" ]; then
if [ -f /etc/security/console.perms ]; then
echo ... Modifying /etc/security/console.perms to enable automatic permissions
echo " for DRI devices ..."
uncommentline /etc/security/console.perms "\<dri\>"
fi
if [ -f /etc/security/console.perms.d/50-default.perms ]; then
echo ... Modifying /etc/security/console.perms.d/50-default.perms to enable automatic permissions
echo " for DRI devices ..."
uncommentline /etc/security/console.perms.d/50-default.perms "\<dri\>"
fi
if [ -f /etc/logindevperm ]; then
echo ... Modifying /etc/logindevperm to enable automatic permissions for
echo " /dev/nvidia* ..."
uncommentline /etc/logindevperm "\/dev\/nvidia"
fi
if [ -f /etc/modprobe.d/virtualgl.conf -o -f /etc/modprobe.d/virtualgl ]; then
echo ... Removing /etc/modprobe.d/virtualgl.conf to restore default permissions for
echo " /dev/nvidia* ..."
rm -f /etc/modprobe.d/virtualgl
rm -f /etc/modprobe.d/virtualgl.conf
$LSMOD | grep -q nvidia >/dev/null 2>/dev/null
if [ $? = 0 ]; then
echo ... Attempting to remove nvidia module from memory so device permissions
echo " will be reloaded ..."
$RMMOD nvidia || RMMODNEEDED=1
fi
fi
if [ -f /etc/udev/rules.d/99-virtualgl-dri.rules ]; then
echo ... Removing /etc/udev/rules.d/99-virtualgl-dri.rules to restore default
echo " permissions for /dev/dri/card* and /dev/dri/renderD* at next boot ..."
rm -f /etc/udev/rules.d/99-virtualgl-dri.rules
fi
if [ "$BACKEND" = "glx" -a -f /etc/X11/xorg.conf.d/99-virtualgl-dri ]; then
echo ... Removing /etc/X11/xorg.conf.d/99-virtualgl-dri to restore default
echo " permissions for /dev/dri/card* ..."
rm -f /etc/X11/xorg.conf.d/99-virtualgl-dri
fi
fi
}
configdev()
{
if [ "$UNAME_S" = "SunOS" ]; then
echo ... Modifying /etc/logindevperm to disable automatic permissions for
echo " /dev/fbs/* ..."
commentline /etc/logindevperm "\/dev\/console.*\/dev\/fbs"
chmod 755 /dev/fbs
if [ "$FBDEVVGLUSERSONLY" = "1" ]; then
echo ... Granting write permission to /dev/fbs/\* for vglusers group ...
chmod 660 /dev/fbs/*
chown root:vglusers /dev/fbs/*
else
echo ... Granting write permission to /dev/fbs/\* for all users ...
chmod 666 /dev/fbs/*
chown root:root /dev/fbs/*
fi
elif [ "$UNAME_S" = "Linux" ]; then
if [ -f /etc/security/console.perms ]; then
echo ... Modifying /etc/security/console.perms to disable automatic permissions
echo " for DRI devices ..."
commentline /etc/security/console.perms "\<dri\>"
fi
if [ -f /etc/security/console.perms.d/50-default.perms ]; then
echo ... Modifying /etc/security/console.perms.d/50-default.perms to disable automatic permissions
echo " for DRI devices ..."
commentline /etc/security/console.perms.d/50-default.perms "\<dri\>"
fi
if [ -f /etc/logindevperm ]; then
echo ... Modifying /etc/logindevperm to disable automatic permissions for
echo " /dev/nvidia* ..."
commentline /etc/logindevperm "\/dev\/nvidia"
fi
if [ -d /etc/modprobe.d ]; then
if [ -f /etc/modprobe.d/nvidia ]; then
echo ... Modifying /etc/modprobe.d/nvidia to set requested permissions for
else
echo ... Creating /etc/modprobe.d/virtualgl.conf to set requested permissions for
fi
echo " /dev/nvidia* ..."
VGLUSERSGID=`grep vglusers /etc/group | cut -f3 -d:`
if [ -f /etc/modprobe.d/nvidia ]; then
if [ "$FBDEVVGLUSERSONLY" = "1" -a ! "$VGLUSERSGID" = "" ]; then
replaceline /etc/modprobe.d/nvidia "options nvidia" "options nvidia NVreg_DeviceFileUID=0 NVreg_DeviceFileGID=$VGLUSERSGID NVreg_DeviceFileMode=0660"
else
replaceline /etc/modprobe.d/nvidia "options nvidia" "options nvidia NVreg_DeviceFileUID=0 NVreg_DeviceFileGID=0 NVreg_DeviceFileMode=0666"
fi
else
if [ "$FBDEVVGLUSERSONLY" = "1" -a ! "$VGLUSERSGID" = "" ]; then
echo "options nvidia NVreg_DeviceFileUID=0 NVreg_DeviceFileGID=$VGLUSERSGID NVreg_DeviceFileMode=0660" >/etc/modprobe.d/virtualgl.conf
else
echo "options nvidia NVreg_DeviceFileUID=0 NVreg_DeviceFileGID=0 NVreg_DeviceFileMode=0666" >/etc/modprobe.d/virtualgl.conf
fi
chmod 644 /etc/modprobe.d/virtualgl.conf
fi
$LSMOD | grep -q nvidia >/dev/null 2>/dev/null
if [ $? = 0 ]; then
echo ... Attempting to remove nvidia module from memory so device permissions
echo " will be reloaded ..."
$RMMOD nvidia || RMMODNEEDED=1
fi
fi
if [ "$FBDEVVGLUSERSONLY" = "1" ]; then
if [ -e /dev/nvidia0 -o -e /dev/nvidiactl ]; then
echo ... Granting write permission to /dev/nvidia* for vglusers group ...
chmod 660 /dev/nvidia*
chown root:vglusers /dev/nvidia*
fi
if ls /dev/dri/card* >/dev/null 2>&1; then
echo ... Granting write permission to /dev/dri/card* for vglusers group ...
chmod 660 /dev/dri/card*
chown root:vglusers /dev/dri/card*
fi
if ls /dev/dri/renderD* >/dev/null 2>&1; then
echo ... Granting write permission to /dev/dri/renderD* for vglusers group ...
chmod 660 /dev/dri/renderD*
chown root:vglusers /dev/dri/renderD*
fi
else
if [ -e /dev/nvidia0 -o -e /dev/nvidiactl ]; then
echo ... Granting write permission to /dev/nvidia* for all users ...
chmod 666 /dev/nvidia*
chown root:root /dev/nvidia*
fi
if ls /dev/dri/card* >/dev/null 2>&1; then
echo ... Granting write permission to /dev/dri/card* for all users ...
chmod 666 /dev/dri/card*
chown root:root /dev/dri/card*
fi
if ls /dev/dri/renderD* >/dev/null 2>&1; then
echo ... Granting write permission to /dev/dri/renderD* for all users ...
chmod 666 /dev/dri/renderD*
chown root:root /dev/dri/renderD*
fi
fi
if [ -d /etc/udev/rules.d ]; then
if [ "$FBDEVVGLUSERSONLY" = "1" ]; then
echo "KERNEL==\"card*|renderD*\", MODE=\"0660\", OWNER=\"root\", GROUP=\"vglusers\"" >/etc/udev/rules.d/99-virtualgl-dri.rules
else
echo "KERNEL==\"card*|renderD*\", MODE=\"0666\", OWNER=\"root\", GROUP=\"root\"" >/etc/udev/rules.d/99-virtualgl-dri.rules
fi
fi
if [ "$BACKEND" = "glx" ]; then
if [ -d /etc/X11/xorg.conf.d ]; then
touch /etc/X11/xorg.conf.d/99-virtualgl-dri
setdripermissions /etc/X11/xorg.conf.d/99-virtualgl-dri
fi
setdripermissions /etc/X11/xorg.conf backup
setdripermissions /etc/X11/XF86Config backup
fi
fi
}
ynprompt()
{
if [ "$1" = "" ]; then
echo 'USAGE: ynprompt <prompt>'
return 0
fi
while [ 1 ]; do
echo
echo $1
echo \[Y\/n\]
read _CHOICE
if [ "$_CHOICE" = "" ]; then return 1; fi
case $_CHOICE in
[yY]*) return 1 ;;
[nN]*) return 0 ;;
esac
done
}
checkselinux()
{
if [ ! "$UNAME_S" = "Linux" ]; then
return 0
fi
if [ -f /selinux/enforce ]; then
SELINUX=`cat /selinux/enforce`
elif [ -f /sys/fs/selinux/enforce ]; then
SELINUX=`cat /sys/fs/selinux/enforce`
fi
if [ $SELINUX != 1 ]; then
return 0;
fi
if [ -x /usr/sbin/semanage ]; then
SEMANAGE=/usr/sbin/semanage
else
SEMANAGE_TEMP=`which semanage 2>/dev/null`
if [ $? = 0 ]; then
SEMANAGE=$SEMANAGE_TEMP
else
echo
echo "ERROR: SELinux is enabled, but the semanage program is not installed. This"
echo "program is usually contained in a package called \"policycoreutils\" or"
echo "\"policycoreutils-python\" or \"policycoreutils-python-utils\". On systems with"
echo "YUM or DNF, try running \"yum install /usr/sbin/semanage\" or"
echo "\"dnf install /usr/sbin/semanage\"."
return 1
fi
fi
if [ -x /sbin/restorecon ]; then
RESTORECON=/sbin/restorecon
return 0
else
RESTORECON_TEMP=`which restorecon 2>/dev/null`
if [ $? = 0 ]; then
RESTORECON=$RESTORECON_TEMP
return 0
else
echo
echo "ERROR: SELinux is enabled, but the restorecon program is not installed. This"
echo "program is usually contained in a package called \"policycoreutils\". On systems"
echo "with YUM or DNF, try running \"yum install /sbin/restorecon\" or"
echo "\"dnf install /sbin/restorecon\"."
return 1
fi
fi
}
checkwayland()
{
which Xwayland >/dev/null 2>&1 || return 0
if [ ! -f /etc/systemd/system/display-manager.service ]; then
return 0
fi
DM=`grep ExecStart=\/usr /etc/systemd/system/display-manager.service | sed 's/.*\///g'`
if [ ! "$DM" = "gdm" -a ! "$DM" = "gdm3" ]; then
return 0
fi
WAYLAND=1
echo
echo WARNING: Configuring this server for use with VirtualGL will disable the
echo ability to log in locally with a Wayland session.
if [ $UNATTENDED = 0 ]; then
ynprompt "Continue?"
if [ ! "$?" = "1" ]; then
return 1
fi
else
echo
fi
return 0
}
unconfigglx()
{
if [ -d /etc/opt/VirtualGL ]; then
checkselinux || return
echo ... Removing /etc/opt/VirtualGL directory ...
rm /etc/opt/VirtualGL/* 2>/dev/null
rmdir /etc/opt/VirtualGL
if [ $SELINUX = 1 ]; then
echo ... Removing custom SELinux contexts ...
# Try to combine operations (semanage is slow)
$SEMANAGE -i - <<EOF >/dev/null
fcontext -d '/etc/opt/VirtualGL(/.*)?'
fcontext -d /usr/bin/xauth
EOF
if [ $? = 1 ]; then
# That didn't work. Try the old-fashioned way
$SEMANAGE fcontext -d '/etc/opt/VirtualGL(/.*)?'
$SEMANAGE fcontext -d /usr/bin/xauth
fi
$RESTORECON -R -v /usr/bin/xauth
fi
fi
if [ -f /etc/X11/xdm/Xsetup_0 -a ! -h /etc/X11/xdm/Xsetup_0 ]; then
delvglgenkey /etc/X11/xdm/Xsetup_0
else
if [ -f /etc/X11/xdm/Xsetup -a ! -h /etc/X11/xdm/Xsetup ]; then
delvglgenkey /etc/X11/xdm/Xsetup
fi
fi
if [ -f /etc/X11/gdm/Init/:0 ]; then
if [ ! -h /etc/X11/gdm/Init/:0 ]; then
delvglgenkey /etc/X11/gdm/Init/:0
fi
else
if [ -f /etc/X11/gdm/Init/Default -a ! -h /etc/X11/gdm/Init/Default ]; then
delvglgenkey /etc/X11/gdm/Init/Default
fi
fi
if [ -f /etc/X11/gdm/SunRayInit/Default ]; then
delvglgenkey /etc/X11/gdm/SunRayInit/Default
fi
for file in /etc/gdm/Init/Default \
/etc/gdm3/Init/Default \
/usr/local/etc/gdm/Init/Default \
/etc/opt/gnome/gdm/Init/Default \
/etc/kde4/kdm/Xsetup \
/usr/share/config/kdm/Xsetup \
/usr/local/kde4/share/config/kdm/Xsetup \
/usr/share/sddm/scripts/Xsetup \
/etc/mdm/Init/Default; do
if [ -f $file -a ! -h $file ]; then
delvglgenkey $file
fi
done
if [ -f /etc/lightdm/lightdm.conf ]; then
echo "... Removing X server access from /etc/lightdm/lightdm.conf ..."
removeline /etc/lightdm/lightdm.conf display-setup-script
removeline /etc/lightdm/lightdm.conf greeter-setup-script
fi
for dir in /usr/share/gdm/greeter/autostart \
/usr/local/share/gdm/greeter/autostart; do
if [ -f $dir/virtualgl.desktop ]; then
echo "... Removing $dir/virtualgl.desktop ..."
rm $dir/virtualgl.desktop
fi
done
for file in /etc/gdm/custom.conf \
/etc/X11/gdm/custom.conf \
/etc/gdm3/custom.conf \
/etc/gdm3/daemon.conf; do
if [ -f $file -a ! -h $file ]; then
echo "... Re-enabling Wayland in $file ..."
commentline $file "WaylandEnable.*=.*false"
fi
done
if [ "$UNAME_S" = "SunOS" ]; then
if [ -f /etc/dt/config/Xsetup ]; then
delvglgenkey /etc/dt/config/Xsetup
fi
if [ -f /etc/dt/config/Xconfig ]; then
echo ... Restoring default value of Dtlogin\*grabServer in ...
echo "... /etc/dt/config/Xconfig ..."
commentline /etc/dt/config/Xconfig Dtlogin\\*grabServer
fi
if [ -f /etc/dt/config/Xconfig.SUNWut.prototype ]; then
echo ... Restoring default value of Dtlogin\*grabServer in ...
echo "... /etc/dt/config/Xconfig.SUNWut.prototype ..."
commentline /etc/dt/config/Xconfig.SUNWut.prototype Dtlogin\\*grabServer
fi
fi
for file in /etc/X11/xdm/Xservers \
/etc/X11/gdm/gdm.conf \
/etc/gdm/custom.conf \
/etc/gdm3/daemon.conf \
/usr/local/etc/gdm/custom.conf \
/etc/gdm/gdm.conf \
/etc/X11/gdm/custom.conf \
/etc/opt/gnome/gdm/gdm.conf \
/etc/opt/kde3/share/config/kdm/Xservers \
/etc/mdm/mdm.conf; do
if [ -f $file -a ! -h $file ]; then
enablextest $file
fi
done
if [ -f /etc/gdm/gdm-cdd.conf ]; then
enablextest /etc/gdm/gdm-cdd.conf
fi
for file in /etc/kde4/kdm/kdmrc \
/etc/kde/kdm/kdmrc \
/usr/share/config/kdm/kdmrc \
/usr/local/kde4/share/config/kdm/kdmrc; do
if [ -f $file -a ! -h $file ]; then
enablextestkdm $file
fi
done
if [ "$UNAME_S" = "SunOS" ]; then
if [ -f /etc/dt/config/Xservers ]; then
enablextest /etc/dt/config/Xservers
fi
if [ -x /usr/sbin/svccfg ]; then
/usr/sbin/svccfg -s application/x11/x11-server delpropvalue options/server_args "*-tst*" 2>&1 >/dev/null
fi
fi
for file in /etc/X11/gdm/gdm.conf \
/etc/gdm/custom.conf \
/etc/gdm3/daemon.conf \
/usr/local/etc/gdm/custom.conf \
/etc/gdm/gdm.conf \
/etc/X11/gdm/custom.conf \
/etc/opt/gnome/gdm/gdm.conf \
/etc/mdm/mdm.conf; do
if [ -f $file -a ! -h $file ]; then
disallowgdmtcp $file
fi
done
if [ -f /etc/gdm/gdm-cdd.conf ]; then
disallowgdmtcp /etc/gdm/gdm-cdd.conf
fi
unconfigdev
echo
echo Done. You must restart the display manager for the changes to take effect.
if [ "$RMMODNEEDED" = "1" ]; then
echo
echo "IMPORTANT NOTE: Your system uses modprobe.d to set device permissions. You"
echo "must execute 'rmmod nvidia_drm nvidia_modeset nvidia' with the display manager"
echo "stopped in order for the new device permission settings to become effective."
fi
echo
}
configegl()
{
if [ $UNATTENDED = 0 ]; then
ynprompt "Restrict framebuffer device access to vglusers group (recommended)?"
if [ $? = 1 ]; then
VGLUSERSONLY=1; FBDEVVGLUSERSONLY=1;
else
VGLUSERSONLY=0; FBDEVVGLUSERSONLY=0;
fi
fi
if [ "$VGLUSERSONLY" = "1" ]; then
echo ... Creating vglusers group ...
if [ ! "$GID" = "" ]; then
$GROUPADD -g $GID vglusers || echo "Could not add vglusers group (probably because it already exists.)"
else
$GROUPADD vglusers || echo "Could not add vglusers group (probably because it already exists.)"
fi
fi
configdev
}
configglx()
{
checkwayland || return
if [ $UNATTENDED = 0 ]; then
ynprompt "Restrict 3D X server access to vglusers group (recommended)?"
if [ $? = 1 ]; then VGLUSERSONLY=1; else VGLUSERSONLY=0; fi
ynprompt "Restrict framebuffer device access to vglusers group (recommended)?"
if [ $? = 1 ]; then FBDEVVGLUSERSONLY=1; else FBDEVVGLUSERSONLY=0; fi
ynprompt "Disable XTEST extension (recommended)?"
if [ $? = 1 ]; then DISABLEXTEST=1; else DISABLEXTEST=0; fi
fi
if [ "$VGLUSERSONLY" = "1" ]; then
checkselinux || return
echo ... Creating vglusers group ...
if [ ! "$GID" = "" ]; then
$GROUPADD -g $GID vglusers || echo "Could not add vglusers group (probably because it already exists.)"
else
$GROUPADD vglusers || echo "Could not add vglusers group (probably because it already exists.)"
fi
if [ ! -d /etc/opt/VirtualGL ]; then
echo ... Creating /etc/opt/VirtualGL/ ...
mkdir -p /etc/opt/VirtualGL
fi
echo ... Granting read permission to /etc/opt/VirtualGL/ for vglusers group ...
getent group gdm >/dev/null 2>&1 && (
chown gdm:vglusers /etc/opt/VirtualGL
) || (
getent group Debian-gdm >/dev/null 2>&1 && (
chown Debian-gdm:vglusers /etc/opt/VirtualGL
) || (
chown root:vglusers /etc/opt/VirtualGL
)
)
chmod 750 /etc/opt/VirtualGL
if [ $SELINUX = 1 ]; then
echo ... Setting SELinux contexts to allow vglgenkey to run within GDM ...
# Try to combine operations (semanage is slow)
$SEMANAGE -i - <<EOF >/dev/null
fcontext -a -t xdm_rw_etc_t '/etc/opt/VirtualGL(/.*)?'
fcontext -a -t xdm_exec_t /usr/bin/xauth
EOF
if [ $? = 1 ]; then
# That didn't work. Try the old-fashioned way
$SEMANAGE fcontext -a -t xdm_rw_etc_t '/etc/opt/VirtualGL(/.*)?'
$SEMANAGE fcontext -a -t xdm_exec_t /usr/bin/xauth
fi
$RESTORECON -R -v /etc/opt/VirtualGL /usr/bin/xauth
fi
fi
configdev
if [ -f /etc/X11/xdm/Xsetup_0 -a ! -h /etc/X11/xdm/Xsetup_0 ]; then
addvglgenkey /etc/X11/xdm/Xsetup_0
else
if [ -f /etc/X11/xdm/Xsetup -a ! -h /etc/X11/xdm/Xsetup ]; then
addvglgenkey /etc/X11/xdm/Xsetup
fi
fi
if [ -f /etc/X11/gdm/Init/:0 ]; then
if [ ! -h /etc/X11/gdm/Init/:0 ]; then
addvglgenkey /etc/X11/gdm/Init/:0
fi
else
if [ -f /etc/X11/gdm/Init/Default -a ! -h /etc/X11/gdm/Init/Default ]; then
addvglgenkey /etc/X11/gdm/Init/Default
fi
fi
if [ -f /etc/X11/gdm/SunRayInit/Default ]; then
addvglgenkey /etc/X11/gdm/SunRayInit/Default
fi
for file in /etc/gdm/Init/Default \
/etc/gdm3/Init/Default \
/usr/local/etc/gdm/Init/Default \
/etc/opt/gnome/gdm/Init/Default \
/etc/kde4/kdm/Xsetup \
/usr/share/config/kdm/Xsetup \
/usr/local/kde4/share/config/kdm/Xsetup \
/usr/share/sddm/scripts/Xsetup \
/etc/mdm/Init/Default; do
if [ -f $file -a ! -h $file ]; then
addvglgenkey $file
fi
done
if [ -f /etc/lightdm/lightdm.conf ]; then
addvglgenkey_lightdm /etc/lightdm/lightdm.conf
elif [ -d /etc/lightdm ]; then
echo [SeatDefaults] >/etc/lightdm/lightdm.conf
addvglgenkey_lightdm /etc/lightdm/lightdm.conf
fi
for dir in /usr/share/gdm/greeter/autostart \
/usr/local/share/gdm/greeter/autostart; do
if [ -d $dir ]; then
echo ... Creating $dir/virtualgl.desktop ...
if [ "$VGLUSERSONLY" = "1" ]; then
cat >$dir/virtualgl.desktop <<EOF
[Desktop Entry]
Type=Application
Exec=$VGLGENKEY
EOF
else
cat >$dir/virtualgl.desktop <<EOF
[Desktop Entry]
Type=Application
Exec=xhost +LOCAL:
EOF
fi
chmod 644 $dir/virtualgl.desktop
fi
done
for file in /etc/gdm/custom.conf \
/etc/X11/gdm/custom.conf \
/etc/gdm3/custom.conf \
/etc/gdm3/daemon.conf; do
if [ -f $file -a ! -h $file -a $WAYLAND = 1 ]; then
disablewaylandgdm $file
fi
done
if [ "$UNAME_S" = "SunOS" ]; then
if [ ! -d /etc/dt/config ]; then
echo ... Creating /etc/dt/config/ directory ...
mkdir -p /etc/dt/config
chmod 755 /etc/dt/config
fi
if [ ! -f /etc/dt/config/Xsetup ]; then
if [ -f /usr/dt/config/Xsetup ]; then
echo ... Copying /usr/dt/config/Xsetup to /etc/dt/config/Xsetup ...
cp /usr/dt/config/Xsetup /etc/dt/config/Xsetup
fi
else
backup /etc/dt/config/Xsetup
fi
if [ -f /etc/dt/config/Xsetup ]; then
addvglgenkey /etc/dt/config/Xsetup bottom
fi
if [ ! -f /etc/dt/config/Xconfig ]; then
if [ -f /usr/dt/config/Xconfig ]; then
echo ... Copying /usr/dt/config/Xconfig to /etc/dt/config/Xconfig ...
cp /usr/dt/config/Xconfig /etc/dt/config/Xconfig
fi
else
backup /etc/dt/config/Xconfig
fi
if [ -f /etc/dt/config/Xconfig ]; then
echo ... Setting Dtlogin\*grabServer to False in /etc/dt/config/Xconfig ...
replaceline /etc/dt/config/Xconfig Dtlogin\\*grabServer "Dtlogin\*grabServer: False"
fi
if [ -f /etc/dt/config/Xconfig.SUNWut.prototype ]; then
backup /etc/dt/config/Xconfig.SUNWut.prototype
echo ... Setting Dtlogin\*grabServer to False in /etc/dt/config/Xconfig.SUNWut.prototype ...
replaceline /etc/dt/config/Xconfig.SUNWut.prototype Dtlogin\\*grabServer "Dtlogin\*grabServer: False"
fi
fi
for file in /etc/X11/xdm/Xservers \
/etc/X11/gdm/gdm.conf \
/etc/gdm/custom.conf \
/etc/gdm3/daemon.conf \
/usr/local/etc/gdm/custom.conf \
/etc/gdm/gdm.conf \
/etc/X11/gdm/custom.conf \
/etc/opt/gnome/gdm/gdm.conf \
/etc/opt/kde3/share/config/kdm/Xservers \
/etc/mdm/mdm.conf; do
if [ -f $file -a ! -h $file ]; then
if [ "$DISABLEXTEST" = "1" ]; then
disablextest $file
else
enablextest $file
fi
fi
done
if [ -f /etc/gdm/gdm-cdd.conf ]; then
if [ "$DISABLEXTEST" = "1" ]; then
disablextest /etc/gdm/gdm-cdd.conf
else
enablextest /etc/gdm/gdm-cdd.conf
fi
fi
for file in /etc/kde4/kdm/kdmrc \
/etc/kde/kdm/kdmrc \
/usr/share/config/kdm/kdmrc \
/usr/local/kde4/share/config/kdm/kdmrc; do
if [ -f $file -a ! -h $file ]; then
if [ "$DISABLEXTEST" = "1" ]; then
disablextestkdm $file
else
enablextestkdm $file
fi
fi
done
if [ "$UNAME_S" = "SunOS" ]; then
if [ "$DISABLEXTEST" = "1" ]; then
if [ ! -f /etc/dt/config/Xservers ]; then
if [ -f /usr/dt/config/Xservers ]; then
echo ... Copying /usr/dt/config/Xservers to /etc/dt/config/Xservers ...
cp /usr/dt/config/Xservers /etc/dt/config/Xservers
fi
fi
if [ -f /etc/dt/config/Xservers ]; then
disablextest /etc/dt/config/Xservers
fi
if [ -x /usr/sbin/svccfg ]; then
/usr/sbin/svccfg -s application/x11/x11-server delpropvalue options/server_args "*-tst*" 2>&1 >/dev/null
/usr/sbin/svccfg -s application/x11/x11-server addpropvalue options/server_args -tst 2>&1 >/dev/null
fi
else
if [ -f /etc/dt/config/Xservers ]; then
enablextest /etc/dt/config/Xservers
fi
if [ -x /usr/sbin/svccfg ]; then
/usr/sbin/svccfg -s application/x11/x11-server delpropvalue options/server_args "*-tst*" 2>&1 >/dev/null
fi
fi