This file is indexed.

/usr/sbin/drbl-swapfile is in drbl 2.6.15-1.

This file is owned by root:root, with mode 0o755.

The actual contents of the file can be viewed below.

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#!/bin/bash
# Author: Blake, Kuo-Lien Huang
# License: GPL
# Description: put/get the file to/from all DRBL clients, 
# file utility for host(fuh)
#
# Modified by Steven Shiau <steven@nchc.org.tw> to be used in DRBL for RedHat

# Load DRBL setting and functions
DRBL_SCRIPT_PATH="${DRBL_SCRIPT_PATH:-/usr/share/drbl}"

. $DRBL_SCRIPT_PATH/sbin/drbl-conf-functions

#
usage() {
  echo "Start or stop the swapfile service in the DRBL client (This will make client to turn on/off the swap file when client boots)."
  echo "Usage: $0 -s swapfile_size [start|stop]"
  echo "-s, --size=SIZE: the maximum swap file SIZE (in MB)"
}

#
check_if_root

#
while [ $# -gt 0 ]; do
  case "$1" in
    -s|--size)
		shift; maxswapsize="$1"
		shift;;
    -*)		echo "${0}: ${1}: invalid option" >&2
		usage >& 2
		exit 2 ;;
    *)		break ;;
  esac
done

# if maxswapsize is NOT specified, set the default value
[ -z "$maxswapsize" ] && maxswapsize=maxswapsize_default
#
switch=$1
case "$switch" in
    start)
           echo "Set the max swapfile size for each client as $maxswapsize MB."
           for ihost in $drblroot/*; do
	     echo "maxswapsize=$maxswapsize" > \
	     $ihost/$SYSCONF_PATH/mkswapfile
	   done
           drbl-client-service mkswapfile on
         ;;
     stop)
           for ihost in $drblroot/*; do
	     [ -f "$ihost/$SYSCONF_PATH/mkswapfile" ] && \
	     rm -f $ihost/$SYSCONF_PATH/mkswapfile
	   done
           drbl-client-service mkswapfile off
         ;;
        *)
	 usage
	 exit 1
esac
# Note, since drbl-client-service will run drbl-gen-ssi-files, so we do not have to run it here.