/etc/init.d/screen-cleanup is in screen 4.2.1-3+deb8u1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | #!/bin/sh
# $Id: init,v 1.3 2004/03/16 01:43:45 zal Exp $
#
# Script to remove stale screen named pipes on bootup.
#
### BEGIN INIT INFO
# Provides: screen-cleanup
# Required-Start: $remote_fs
# Required-Stop: $remote_fs
# Default-Start: S
# Default-Stop:
# Short-Description: screen sessions cleaning
# Description: Cleans up the screen session directory and fixes its
# permissions if needed.
### END INIT INFO
set -e
test -f /usr/bin/screen || exit 0
SCREENDIR=/var/run/screen
case "$1" in
start)
if test -L $SCREENDIR || ! test -d $SCREENDIR; then
rm -f $SCREENDIR
mkdir $SCREENDIR
chown root:utmp $SCREENDIR
[ -x /sbin/restorecon ] && /sbin/restorecon $SCREENDIR
fi
find $SCREENDIR -type p -delete
# If the local admin has used dpkg-statoverride to install the screen
# binary with different set[ug]id bits, change the permissions of
# $SCREENDIR accordingly
BINARYPERM=`stat -c%a /usr/bin/screen`
if [ "$BINARYPERM" -ge 4000 ]; then
chmod 0755 $SCREENDIR
elif [ "$BINARYPERM" -ge 2000 ]; then
chmod 0775 $SCREENDIR
else
chmod 1777 $SCREENDIR
fi
;;
stop|restart|reload|force-reload)
;;
esac
exit 0
|