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| Current Path : /etc/init.d/ | |
| | Current File : //etc/init.d/x11-common |
#!/bin/sh
# /etc/init.d/x11-common: set up the X server and ICE socket directories
### BEGIN INIT INFO
# Provides: x11-common
# Required-Start: $remote_fs
# Required-Stop: $remote_fs
# Default-Start: S
# Default-Stop:
# Short-Description: set up the X server and ICE socket directories
### END INIT INFO
set -e
PATH=/usr/bin:/usr/sbin:/bin:/sbin
SOCKET_DIR=.X11-unix
ICE_DIR=.ICE-unix
. /lib/lsb/init-functions
if [ -f /etc/default/rcS ]; then
. /etc/default/rcS
fi
do_restorecon () {
# Restore file security context (SELinux).
if which restorecon >/dev/null 2>&1; then
restorecon "$1"
fi
}
# create a directory in /tmp.
# assumes /tmp has a sticky bit set (or is only writeable by root)
set_up_dir () {
DIR="/tmp/$1"
if [ "$VERBOSE" != no ]; then
log_progress_msg "$DIR"
fi
# if $DIR exists and isn't a directory, move it aside
if [ -e $DIR ] && ! [ -d $DIR ] || [ -h $DIR ]; then
mv "$DIR" "$(mktemp -d $DIR.XXXXXX)"
fi
error=0
while :; do
if [ $error -ne 0 ] ; then
# an error means the file-system is readonly or an attacker
# is doing evil things, distinguish by creating a temporary file,
# but give up after a while.
if [ $error -gt 5 ]; then
log_failure_msg "failed to set up $DIR"
return 1
fi
fn="$(mktemp /tmp/testwriteable.XXXXXXXXXX)" || return 1
rm "$fn"
fi
mkdir -p -m 01777 "$DIR" || { rm "$DIR" || error=$((error + 1)) ; continue ; }
case "$(LC_ALL=C stat -c '%u %g %a %F' "$DIR")" in
"0 0 1777 directory")
# everything as it is supposed to be
break
;;
"0 0 "*" directory")
# as it is owned by root, cannot be replaced with a symlink:
chmod 01777 "$DIR"
break
;;
*" directory")
# if the chown succeeds, the next step can change it savely
chown -h root:root "$DIR" || error=$((error + 1))
continue
;;
*)
log_failure_msg "failed to set up $DIR"
return 1
;;
esac
done
do_restorecon "$DIR"
return 0
}
do_status () {
if [ -d "/tmp/$ICE_DIR" ] && [ -d "/tmp/$SOCKET_DIR" ]; then
return 0
else
return 4
fi
}
case "$1" in
start)
if [ "$VERBOSE" != no ]; then
log_begin_msg "Setting up X socket directories..."
fi
set_up_dir "$SOCKET_DIR"
set_up_dir "$ICE_DIR"
if [ "$VERBOSE" != no ]; then
log_end_msg 0
fi
;;
restart|reload|force-reload)
/etc/init.d/x11-common start
;;
stop)
:
;;
status)
do_status
;;
*)
log_success_msg "Usage: /etc/init.d/x11-common {start|stop|status|restart|reload|force-reload}"
exit 1
;;
esac
exit 0
# vim:set ai et sts=2 sw=2 tw=0:
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