scripts/yast2
#!/bin/bash
# File: /sbin/yast2
# Module: yast2
# Summary: Main YaST2 start script
# Authors: Mathias Kettner <kettner@suse.de>
# Klaus Kaempf <kkaempf@suse.de>
# Ludwig Nussel <lnussel@suse.de>
# Arvin Schnell <aschnell@suse.de>
#
# This script is called when the user just types 'yast2'. It starts
# the qt user interface in case the DISPLAY variable is set and other-
# wise ncurses. It starts then the module 'menu' which implements
# the configuration and administration menu.
# FATE#317637, bsc#877447: In installation system, we call the installer
# script directly and then exit
if [ -f /.instsys.config ]; then
echo "Starting Installer"
/usr/lib/YaST2/startup/YaST2.First-Stage
exit $?
fi
export PATH=/sbin:/usr/sbin:$PATH
# make sure the system ruby is used, bnc#845897
unset GEM_HOME GEM_PATH RUBYLIB RUBYPATH RUBYOPT
# we need input methods for many locales bnc#776567
export QT_IM_MODULE=xim GTK_IM_MODULE=xim
# Do not load libproxy modules (config_kde4 module crashes because of Qt4/Qt5
# clash), empty path causes that the installed modules are not found. Sysconfig
# and envvar extensions are still loaded, /etc/sysconfig/proxy values are still
# used correctly (see bnc#866692 for details).
export PX_MODULE_PATH=""
# allow for a different prefix
# strip the basename off $0, which can be: (bnc#382216, bnc#458385)
# /sbin/yast2, /sbin/yast, yast2 (sh -x yast2 ...), /sbin/yast2 (PATH=/sbin/:...)
shopt -s extglob
mydir=${0%%*(/)[YyZz]a[Ss][Tt]?(2)}
if [[ -z "$mydir" || "$mydir" = /sbin || -n "$TESTING_YAST2" ]]; then
YAST_PREFIX=/usr
else
YAST_PREFIX=${mydir%/sbin}
fi
[[ -n "$TESTING_YAST2" ]] && YAST2FUNCS="$(dirname $0)/yast2-funcs" || YAST2FUNCS=$YAST_PREFIX/lib/YaST2/bin/yast2-funcs
# load common script functions
. $YAST2FUNCS
# check that system directories are non-empty - bnc #450643
mount_ok=1
check_mount_ok()
{
if test -z `ls $1 2>/dev/null | head -n1`; then
echo "The $1 filesystem is not mounted."
mount_ok=0
fi
}
check_mount_ok /proc
check_mount_ok /sys
check_mount_ok /dev
if test $mount_ok -eq 0 -a -z "$TESTING_YAST2"; then
echo "If you are running in a chroot environment, bind-mount missing filesystems."
exit 1
fi
exit_code=0
# Accumulated arguments for both the Qt UI and y2cc; currently supported:
# --fullscreen
# --noborder
# well also for gtk and ncurses
# add hints for ui about app name and icon
Y2UI_ARGS="-name YaST2 -icon yast"
GNOME_SHELL="$ybindir/y2controlcenter-gnome"
KDE_SHELL="$ybindir/y2controlcenter"
printhelp()
{
echo "Usage: $0 [OPTIONS] [MODULE] [module specific parameters]"
echo
echo "OPTIONS:"
echo " -h, --help this message"
echo " -l, --list list all available modules"
echo " --qt use the QT graphical user interface"
echo " --gtk use the GTK graphical user interface"
echo " --ncurses use the NCURSES text-mode user interface"
echo " -g, --geometry default window size (qt only)"
echo " --noborder no window manager border for main window"
echo " --fullscreen use full screen"
echo
}
listmodules()
{
list=`/bin/ls -1 $YAST_PREFIX/share/applications/YaST2/*.desktop 2>/dev/null`
if [ -z "$list" ] ; then
echo "No modules installed"
else
echo "Available modules:"
echo
grep -h "X-SuSE-YaST-Call=" $list | \
sed 's|X-SuSE-YaST-Call=\([^ ]\+\)\( .*\)\?|\1|' | \
sort -u
fi
}
# Probes for default desktop GUI
probe_desktop_gui()
{
if [ "$DESKTOP_SESSION" = "gnome" -o \
"$DESKTOP_SESSION" = "LXDE" -o \
"$DESKTOP_SESSION" = "xfce" ]; then
DESKTOP_GUI="gtk"
elif echo $WINDOWMANAGER | grep -qi "\(gnome\|xfce|lxde\)"; then
DESKTOP_GUI="gtk"
else
DESKTOP_GUI="qt"
fi
if [ "$DESKTOP_GUI" = "qt" -a ! -x "$KDE_SHELL" ]; then
DESKTOP_GUI="gtk"
fi
if [ "$DESKTOP_GUI" = "gtk" -a ! -x "$GNOME_SHELL" ]; then
DESKTOP_GUI="qt"
fi
}
# Select which control center shell we want to use
select_control_center()
{
# 'auto' detects desktop
if [ "$WANTED_SHELL" = "auto" ]; then
probe_desktop_gui
WANTED_SHELL=$DESKTOP_GUI
fi
# select binary
y2ccbin=""
case "$WANTED_SHELL" in
gtk)
# gnome control center use different format of arguments (bsc#1058376)
Y2UI_ARGS="--gtk-name=YaST2 --class=yast"
y2ccbin="$GNOME_SHELL"
;;
*)
y2ccbin="$KDE_SHELL"
;;
esac
}
# Select which toolkit we want to use (F#301083)
select_gui_frontend()
{
if [ "$WANTED_GUI" = "auto" ]; then
probe_desktop_gui
WANTED_GUI=qt
GUI_SELECTION=auto
fi
if [ "$WANTED_GUI" = "gtk" ]; then
if check_qt; then
SELECTED_GUI=qt
WANTED_GUI=qt
if [ "$GUI_SELECTION" != "auto" ]; then
echo >&2 "The GTK GUI has been retired, falling back to Qt."
fi
else
echo >&2 "The GTK GUI has been retired, falling back to ncurses."
fi
elif [ "$WANTED_GUI" = "qt" ]; then
if check_qt; then
SELECTED_GUI=qt
else
echo >&2 "Qt GUI wanted but not found, falling back to ncurses."
fi
elif [ "$SELECTED_GUI" != "gtk" -a "$WANTED_GUI" != "ncurses" ]; then
echo >&2 "Unknown GUI '$WANTED_GUI', falling back to ncurses."
fi
}
SNAPPERBIN=/usr/bin/snapper
snapshot_pre()
{
if [ "$1" != "menu" -a "$1" != "migration" ]; then
if [ "$USE_SNAPPER" = "yes" -a -x $SNAPPERBIN ] ; then
SNAPSHOT_NUMBER=`$SNAPPERBIN create --type=pre --cleanup-algorithm=number --print-number --description="yast $1"`
fi
fi
}
snapshot_post()
{
if [ "$1" != "menu" -a "$1" != "migration" ]; then
if [ "$USE_SNAPPER" = "yes" -a -x $SNAPPERBIN -a "$SNAPSHOT_NUMBER" != '' ] ; then
$SNAPPERBIN create --type=post --cleanup-algorithm=number --pre-number=$SNAPSHOT_NUMBER
fi
fi
}
chef_is_running ()
{
service chef-client status >/dev/null 2>&1
}
# ask user if he want to continue despite there is chef-client running
# return 0 if user decided to continue
chef_warning_continue ()
{
$ybindir/y2start other_tools_warning --arg chef "$SELECTED_GUI" $Y2_GEOMETRY $Y2UI_ARGS
}
# Check if chef-client is running and warn user about it (bnc#803358)
# Returns 0 if user confirmed the conflict and wants to exit before starting YaST.
# (check for other tools (like puppet) may be added here)
other_tools_are_conflicting ()
{
# - no need to check for installation/firstboot, they are started directly with y2start
if ! chef_is_running; then
return 1
fi
# existing arguments for yast module = CLI mode
# continue, but print a warning
if [ -n "$1" ]; then
echo "Warning: Chef Client is running. Your changes may be overridden by Chef later." >&2
return 1
fi
if chef_warning_continue; then
return 1
fi
return 0
}
TEMP=`/usr/bin/getopt -o hlg:s:Si --long help,list,kcontrol,geometry:,style:,strings,install,update,remove,fullscreen,noborder,qt,gtk,ncurses \
-n 'yast2' -- "$@"`
if [ $? != 0 ] ; then echo "Exit." >&2 ; exit 1 ; fi
# Note the quotes around `$TEMP': they are essential!
eval set -- "$TEMP"
while true ; do
case "$1" in
-h|--help) if test "$2" = '--' -a -n "$3" ; then CMDLINE_HELP="help" ; else printhelp && exit 0 ; fi ; shift ;;
-l|--list) listmodules; exit 0 ;;
-g|--geometry) Y2_GEOMETRY="-geometry $2"; shift 2; ;;
-i|--install) Y2_INSTALL_PACKAGES=true; Y2_INSTALL_ACTION=install; shift ;;
--update) Y2_INSTALL_PACKAGES=true; Y2_INSTALL_ACTION=update; shift ;;
--remove) Y2_INSTALL_PACKAGES=true; Y2_INSTALL_ACTION=remove; shift ;;
--fullscreen) Y2UI_ARGS="$Y2UI_ARGS --fullscreen"; shift ;;
--noborder) Y2UI_ARGS="$Y2UI_ARGS --noborder" ; shift ;;
--kcontrol) Y2UI_ARGS="$Y2UI_ARGS --kcontrol_id YaST" ; shift ;;
--qt) export CMDLINE_UI="qt" ; shift ;;
--gtk) export CMDLINE_UI="gtk" ; shift ;;
--ncurses) unset DISPLAY ; unset WAYLAND_DISPLAY ; shift ;;
--) shift ; break ;;
*) echo "Unrecognized option $1" ; exit 1 ;;
# IMPORTANT: Remember to change that "getopt" call above, too
# if you change anything here!
esac
done
# deprecated, drop after SLE12
if [ "$Y2_INSTALL_PACKAGES" = "true" ]; then
if [ $# -eq 0 ]; then
echo "DEPRECATED. Use sw_single directly: $0 sw_single" >&2
export module="sw_single"
else
# support passing text files with packages
# any ycp file support is dropped
if [[ -f "$1" && ! "$1" == *rpm ]] ; then
cmd="zypper --non-interactive $Y2_INSTALL_ACTION \`cat \"$1\"\`"
else
cmd="zypper --non-interactive $Y2_INSTALL_ACTION $@"
fi
echo "DEPRECATED. Use zypper directly: $cmd" >&2
eval "$cmd"
exit $?
fi
else
# allow module as argument, defaults to "menu"
export module="${1-menu}"
shift
fi
# Pass the arguments to client:
if [ -n "$CMDLINE_HELP" ]; then
set -- $@ help;
fi
ARGS=( )
for i in "$@"; do
ARGS+=( "--arg" )
ARGS+=( "$i" )
done
set -- "${ARGS[@]}"
case "`basename $0`" in
YaST|yast|yast1|zast)
if [ -z "$CMDLINE_UI" ]; then
unset DISPLAY;
unset WAYLAND_DISPLAY;
fi
;;
esac
if [ "$UID" = 0 ]; then
echo $$ > /var/run/yast.pid
fi
set_lang_from_sysconfig
# default defaults
WANTED_GUI="auto"
WANTED_SHELL="auto"
DESKTOP_GUI="qt"
# read system settings
if [ -f /etc/sysconfig/yast2 ]; then
source /etc/sysconfig/yast2
fi
# read user settings
if [ -f "$HOME/.yast2/yast2" ]; then
source "$HOME/.yast2/yast2"
fi
if [ -n "$CMDLINE_UI" ]; then
WANTED_GUI="$CMDLINE_UI"
WANTED_SHELL="$CMDLINE_UI"
fi
# Fallback GUI
SELECTED_GUI=ncurses
# if we have a DISPLAY or WAYLAND_DISPLAY, select a preferred GUI
if [ -n "$DISPLAY" -o -n "$WAYLAND_DISPLAY" ]; then
select_gui_frontend
# for wayland only environment, switch qt to use it (bsc#1083907)
if [ -n "$WAYLAND_DISPLAY" -a -z "$DISPLAY" ]; then
export QT_QPA_PLATFORM=wayland
fi
fi
if [ -n "$TESTING_YAST2" ]; then
SELECTED_GUI="UI"
fi
if [ "$SELECTED_GUI" = "ncurses" ]; then
if check_ncurses ; then
TTY=$(/usr/bin/tty)
TTY=${TTY#/dev/}
case "$TTY" in
tty[0-9]|tty[0-9][0-9])
TTY=console
;;
esac
# The part below has changed: we don't use 'testutf8' any longer, i.e.
# don't start YaST in UTF-8 locale by default and don't fix the settings
# in rxvt*|vt*|xterm*|linux|screen* (trust the locale).
# See bnc#556555 and bnc#436378.
if test "$TERM" = "linux" -a "$TTY" = "console" ; then
case "$LANG" in
# if it is known that a language doesn't yet work well with ncurses
# on console use English instead:
ja*|ko*|zh*)
if test `locale charmap` = "UTF-8" ; then
export LANG=en_US.UTF-8
export LC_CTYPE=en_US.UTF-8
export LC_ALL=en_US.UTF-8 # just to make sure.
else
export LANG=en_US
export LC_CTYPE=en_US
export LC_ALL=en_US # just to make sure.
fi
;;
esac
fi
# set color theme, if defined
if [ -n "$Y2NCURSES_COLOR_THEME" ]; then
export Y2NCURSES_COLOR_THEME="$Y2NCURSES_COLOR_THEME"
fi
else
rpm -V yast2-core yast2-ncurses yast2-qt yast2-gtk >&2
echo "Something is wrong with the YaST user interface." >&2
exit_code=1 # also skips y2start later
fi
if [ -n "$DISPLAY" -a ! -t 0 ]; then
rpm -V yast2-core yast2-ncurses yast2-qt yast2-gtk >&2
echo "Something is wrong with the YaST user interface, NCurses selected but no terminal available." >&2
exit_code=1 # also skips y2start later
fi
elif [ "$SELECTED_GUI" = "qt" ]; then
set_qt_env
# find which control center shell we want, if there is none we
# fall back to the built-in ycp menu
y2ccbin=""
if [ $module == "menu" ]; then
select_control_center
fi
elif [ "$SELECTED_GUI" = "UI" ]; then
echo "Testing UI only"
else
echo >&2 "Internal error, unhandled '$SELECTED_GUI'"
fi
# Used for intergation tests, using libyui YUILoader::loadUI logic instead
# of direct loadPlugin plugin call. When using UI, dummy UI will be created
if [ -n "$Y2TEST" ]; then
SELECTED_GUI="ui"
echo "Integration UI tests"
fi
# do it!
# $@ are args for ycp
if [ $module == "menu" -a -x "$y2ccbin" ] ; then
$y2ccbin $Y2UI_ARGS "$@"
exit_code=$?
elif test $module != "menu" && other_tools_are_conflicting "$@" ; then
exit_code=1
else
# In case YaST has to be restarted, create this file
# and exit. Script that creates the file should also
# remove it itself.
case "$module" in
# special cases
menu) REDO_FILE=/var/lib/YaST2/restart_menu ;;
online_update) REDO_FILE=/var/lib/YaST2/selected_patches.ycp ;;
# all other cases when YaST has to be restarted
*) REDO_FILE=/var/lib/YaST2/restart_yast ;;
esac
snapshot_pre $module
# remove the redo file if it already exists before starting the module,
# avoid possible infinite loop (bsc#842910)
rm -f "$REDO_FILE"
# break out on errors, #343258
while [ $exit_code = 0 ]; do
$ybindir/y2start $module "$@" "$SELECTED_GUI" $Y2_GEOMETRY $Y2UI_ARGS
exit_code=$?
if [ -z "$REDO_FILE" -o ! -f "$REDO_FILE" ]; then
break
fi
done
snapshot_post $module
# check the reboot flag
if [ -f /var/lib/YaST2/reboot ];then
rm -f /var/lib/YaST2/reboot
/sbin/shutdown -r now
fi
fi
if [ "$UID" = 0 ]; then
rm -f /var/run/yast.pid
fi
exit $exit_code