functions

# -*-Shell-script-*-
#
# functions	This file contains functions to be used by most or all
#		shell scripts in the /etc/init.d directory.
#

TEXTDOMAIN=initscripts

# Make sure umask is sane
umask 022

# Set up a default search path.
PATH="/sbin:/usr/sbin:/bin:/usr/bin"
export PATH

# Get a sane screen width
[ -z "${COLUMNS:-}" ] && COLUMNS=80

[ -z "${CONSOLETYPE:-}" ] && CONSOLETYPE="$(/sbin/consoletype)"

if [ -f /etc/sysconfig/i18n -a -z "${NOLOCALE:-}" -a -z "${LANGSH_SOURCED:-}" ] ; then
 . /etc/profile.d/lang.sh 2>/dev/null
 # avoid propagating LANGSH_SOURCED any further
 unset LANGSH_SOURCED
fi

# Read in our configuration
if [ -z "${BOOTUP:-}" ]; then
 if [ -f /etc/sysconfig/init ]; then
 . /etc/sysconfig/init
 else
 # This all seem confusing? Look in /etc/sysconfig/init,
 # or in /usr/doc/initscripts-*/sysconfig.txt
 BOOTUP=color
 RES_COL=60
 MOVE_TO_COL="echo -en \\033[${RES_COL}G"
 SETCOLOR_SUCCESS="echo -en \\033[1;32m"
 SETCOLOR_FAILURE="echo -en \\033[1;31m"
 SETCOLOR_WARNING="echo -en \\033[1;33m"
 SETCOLOR_NORMAL="echo -en \\033[0;39m"
 LOGLEVEL=1
 fi
 if [ "$CONSOLETYPE" = "serial" ]; then
 BOOTUP=serial
 MOVE_TO_COL=
 SETCOLOR_SUCCESS=
 SETCOLOR_FAILURE=
 SETCOLOR_WARNING=
 SETCOLOR_NORMAL=
 fi
fi

# Interpret escape sequences in an fstab entry
fstab_decode_str() {
	fstab-decode echo "$1"
}

# Check if any of $pid (could be plural) are running
checkpid() {
	local i

	for i in $* ; do
		[ -d "/proc/$i" ] && return 0
	done
	return 1
}

__readlink() {
 ls -bl "$@" 2>/dev/null| awk '{ print $NF }'
}

__fgrep() {
 s=$1
 f=$2
 while read line; do
	if strstr "$line" "$s"; then
	 echo $line
	 return 0
	fi
 done < $f
 return 1
}

# __umount_loop awk_program fstab_file first_msg retry_msg retry_umount_args
# awk_program should process fstab_file and return a list of fstab-encoded
# paths; it doesn't have to handle comments in fstab_file.
__umount_loop() {
	local remaining sig=
	local retry=3 count

	remaining=$(LC_ALL=C awk "/^#/ {next} $1" "$2" | sort -r)
	while [ -n "$remaining" -a "$retry" -gt 0 ]; do
		if [ "$retry" -eq 3 ]; then
			action "$3" fstab-decode umount $remaining
		else
			action "$4" fstab-decode umount $5 $remaining
		fi
		count=4
		remaining=$(LC_ALL=C awk "/^#/ {next} $1" "$2" | sort -r)
		while [ "$count" -gt 0 ]; do
			[ -z "$remaining" ] && break
			count=$(($count-1))
			usleep 500000
			remaining=$(LC_ALL=C awk "/^#/ {next} $1" "$2" | sort -r)
		done
		[ -z "$remaining" ] && break
		kill $sig $(fstab-decode /sbin/fuser -m $remaining 2>/dev/null | sed -e "s/\b$$\b//g") > /dev/null
		sleep 3
		retry=$(($retry -1))
		sig=-9
	done
}

# Similar to __umount loop above, specialized for loopback devices
__umount_loopback_loop() {
	local remaining devremaining sig=
	local retry=3

	remaining=$(awk '$1 ~ /^\/dev\/loop/ && $2 != "/" {print $2}' /proc/mounts)
	devremaining=$(awk '$1 ~ /^\/dev\/loop/ && $2 != "/" {print $1}' /proc/mounts)
	while [ -n "$remaining" -a "$retry" -gt 0 ]; do
		if [ "$retry" -eq 3 ]; then
			action $"Unmounting loopback filesystems: " \
				fstab-decode umount $remaining
		else
			action $"Unmounting loopback filesystems (retry):" \
				fstab-decode umount $remaining
		fi
		for dev in $devremaining ; do
			losetup $dev > /dev/null 2>&1 && \
				action $"Detaching loopback device $dev: " \
				losetup -d $dev
		done
		remaining=$(awk '$1 ~ /^\/dev\/loop/ && $2 != "/" {print $2}' /proc/mounts)
		devremaining=$(awk '$1 ~ /^\/dev\/loop/ && $2 != "/" {print $1}' /proc/mounts)
		[ -z "$remaining" ] && break
		fstab-decode /sbin/fuser -k -m $sig $remaining >/dev/null
		sleep 3
		retry=$(($retry -1))
		sig=-9
	done
}

# __proc_pids {program} [pidfile]
# Set $pid to pids from /var/run* for {program}. $pid should be declared
# local in the caller.
# Returns LSB exit code for the 'status' action.
__pids_var_run() {
	local base=${1##*/}
	local pid_file=${2:-/var/run/$base.pid}
	local pid_dir=$(/usr/bin/dirname $pid_file)
	local binary=$3

	[ -d "$pid_dir" -a ! -r "$pid_dir" ] && return 4

	pid=
	if [ -f "$pid_file" ] ; then
	 local line p

		[ ! -r "$pid_file" ] && return 4 # "user had insufficient privilege"
		while : ; do
			read line
			[ -z "$line" ] && break
			for p in $line ; do
				if [ -z "${p//[0-9]/}" -a -d "/proc/$p" ] ; then
					if [ -n "$binary" ] ; then
						local b=$(readlink /proc/$p/exe | sed -e 's/\s*(deleted)$//')
						[ "$b" != "$binary" ] && continue
					fi
					pid="$pid $p"
				fi
			done
		done < "$pid_file"

	 if [ -n "$pid" ]; then
	 return 0
	 fi
		return 1 # "Program is dead and /var/run pid file exists"
	fi
	return 3 # "Program is not running"
}

# Output PIDs of matching processes, found using pidof
__pids_pidof() {
	pidof -c -m -o $$ -o $PPID -o %PPID -x "$1" || \
		pidof -c -m -o $$ -o $PPID -o %PPID -x "${1##*/}"
}


# A function to start a program.
daemon() {
	# Test syntax.
	local gotbase= force= nicelevel corelimit
	local pid base= user= nice= bg= pid_file=
	local cgroup=
	nicelevel=0
	while [ "$1" != "${1##[-+]}" ]; do
	 case $1 in
	 '') echo $"$0: Usage: daemon [+/-nicelevel] {program}"
	 return 1;;
	 --check)
		 base=$2
		 gotbase="yes"
		 shift 2
		 ;;
	 --check=?*)
	 	 base=${1#--check=}
		 gotbase="yes"
		 shift
		 ;;
	 --user)
		 user=$2
		 shift 2
		 ;;
	 --user=?*)
	 user=${1#--user=}
		 shift
		 ;;
	 --pidfile)
		 pid_file=$2
		 shift 2
		 ;;
	 --pidfile=?*)
		 pid_file=${1#--pidfile=}
		 shift
		 ;;
	 --force)
	 	 force="force"
		 shift
		 ;;
	 [-+][0-9]*)
	 	 nice="nice -n $1"
	 shift
		 ;;
	 *) echo $"$0: Usage: daemon [+/-nicelevel] {program}"
	 return 1;;
	 esac
	done

 # Save basename.
 [ -z "$gotbase" ] && base=${1##*/}

 # See if it's already running. Look *only* at the pid file.
	__pids_var_run "$base" "$pid_file"

	[ -n "$pid" -a -z "$force" ] && return

	# make sure it doesn't core dump anywhere unless requested
	corelimit="ulimit -S -c ${DAEMON_COREFILE_LIMIT:-0}"
	
	# if they set NICELEVEL in /etc/sysconfig/foo, honor it
	[ -n "${NICELEVEL:-}" ] && nice="nice -n $NICELEVEL"
	
	# if they set CGROUP_DAEMON in /etc/sysconfig/foo, honor it
	if [ -n "${CGROUP_DAEMON}" ]; then
		if [ ! -x /bin/cgexec ]; then
			echo -n "Cgroups not installed"; warning
			echo
		else
			cgroup="/bin/cgexec";
			for i in $CGROUP_DAEMON; do
				cgroup="$cgroup -g $i";
			done
		fi
	fi

	# Echo daemon
 [ "${BOOTUP:-}" = "verbose" -a -z "${LSB:-}" ] && echo -n " $base"

	# And start it up.
	if [ -z "$user" ]; then
	 $cgroup $nice /bin/bash -c "$corelimit >/dev/null 2>&1 ; $*"
	else
	 $cgroup $nice runuser -s /bin/bash $user -c "$corelimit >/dev/null 2>&1 ; $*"
	fi

	[ "$?" -eq 0 ] && success $"$base startup" || failure $"$base startup"
}

# A function to stop a program.
killproc() {
	local RC killlevel= base pid pid_file= delay try binary=

	RC=0; delay=3; try=0
	# Test syntax.
	if [ "$#" -eq 0 ]; then
		echo $"Usage: killproc [-p pidfile] [ -d delay] {program} [-signal]"
		return 1
	fi
	if [ "$1" = "-p" ]; then
		pid_file=$2
		shift 2
	fi
	if [ "$1" = "-b" ]; then
		if [ -z $pid_file ]; then
			echo $"-b option can be used only with -p"
			echo $"Usage: killproc -p pidfile -b binary program"
			return 1
		fi
		binary=$2
		shift 2
	fi
	if [ "$1" = "-d" ]; then
		delay=$(echo $2 | awk -v RS=' ' -v IGNORECASE=1 '{if($1!~/^[0-9.]+[smhd]?$/) exit 1;d=$1~/s$|^[0-9.]*$/?1:$1~/m$/?60:$1~/h$/?60*60:$1~/d$/?24*60*60:-1;if(d==-1) exit 1;delay+=d*$1} END {printf("%d",delay+0.5)}')
		if [ "$?" -eq 1 ]; then
			echo $"Usage: killproc [-p pidfile] [ -d delay] {program} [-signal]"
			return 1
		fi
		shift 2
	fi
 

	# check for second arg to be kill level
	[ -n "${2:-}" ] && killlevel=$2

 # Save basename.
 base=${1##*/}

 # Find pid.
	__pids_var_run "$1" "$pid_file" "$binary"
	RC=$?
	if [ -z "$pid" ]; then
		if [ -z "$pid_file" ]; then
			pid="$(__pids_pidof "$1")"
		else
			[ "$RC" = "4" ] && { failure $"$base shutdown" ; return $RC ;}
		fi
	fi

 # Kill it.
 if [ -n "$pid" ] ; then
 [ "$BOOTUP" = "verbose" -a -z "${LSB:-}" ] && echo -n "$base "
		if [ -z "$killlevel" ] ; then
		 if checkpid $pid 2>&1; then
			 # TERM first, then KILL if not dead
			 kill -TERM $pid >/dev/null 2>&1
			 usleep 100000
			 if checkpid $pid ; then
				try=0
				while [ $try -lt $delay ] ; do
					checkpid $pid || break
					sleep 1
					let try+=1
				done
				if checkpid $pid ; then
					kill -KILL $pid >/dev/null 2>&1
					usleep 100000
				fi
			 fi
		 fi
			checkpid $pid
			RC=$?
			[ "$RC" -eq 0 ] && failure $"$base shutdown" || success $"$base shutdown"
			RC=$((! $RC))
		# use specified level only
		else
		 if checkpid $pid; then
	 	kill $killlevel $pid >/dev/null 2>&1
				RC=$?
				[ "$RC" -eq 0 ] && success $"$base $killlevel" || failure $"$base $killlevel"
			elif [ -n "${LSB:-}" ]; then
				RC=7 # Program is not running
			fi
		fi
	else
		if [ -n "${LSB:-}" -a -n "$killlevel" ]; then
			RC=7 # Program is not running
		else
			failure $"$base shutdown"
			RC=0
		fi
	fi

 # Remove pid file if any.
	if [ -z "$killlevel" ]; then
 rm -f "${pid_file:-/var/run/$base.pid}"
	fi
	return $RC
}

# A function to find the pid of a program. Looks *only* at the pidfile
pidfileofproc() {
	local pid

	# Test syntax.
	if [ "$#" = 0 ] ; then
		echo $"Usage: pidfileofproc {program}"
		return 1
	fi

	__pids_var_run "$1"
	[ -n "$pid" ] && echo $pid
	return 0
}

# A function to find the pid of a program.
pidofproc() {
	local RC pid pid_file=

	# Test syntax.
	if [ "$#" = 0 ]; then
		echo $"Usage: pidofproc [-p pidfile] {program}"
		return 1
	fi
	if [ "$1" = "-p" ]; then
		pid_file=$2
		shift 2
	fi
	fail_code=3 # "Program is not running"

	# First try "/var/run/*.pid" files
	__pids_var_run "$1" "$pid_file"
	RC=$?
	if [ -n "$pid" ]; then
		echo $pid
		return 0
	fi

	[ -n "$pid_file" ] && return $RC
	__pids_pidof "$1" || return $RC
}

status() {
	local base pid lock_file= pid_file= binary=

	# Test syntax.
	if [ "$#" = 0 ] ; then
		echo $"Usage: status [-p pidfile] {program}"
		return 1
	fi
	if [ "$1" = "-p" ]; then
		pid_file=$2
		shift 2
	fi
	if [ "$1" = "-l" ]; then
		lock_file=$2
		shift 2
	fi
	if [ "$1" = "-b" ]; then
		if [ -z $pid_file ]; then
			echo $"-b option can be used only with -p"
			echo $"Usage: status -p pidfile -b binary program"
			return 1
		fi
		binary=$2
		shift 2
	fi
	base=${1##*/}

	# First try "pidof"
	__pids_var_run "$1" "$pid_file" "$binary"
	RC=$?
	if [ -z "$pid_file" -a -z "$pid" ]; then
		pid="$(__pids_pidof "$1")"
	fi
	if [ -n "$pid" ]; then
	 echo $"${base} (pid $pid) is running..."
	 return 0
	fi

	case "$RC" in
		0)
			echo $"${base} (pid $pid) is running..."
			return 0
			;;
		1)
	 echo $"${base} dead but pid file exists"
	 return 1
			;;
		4)
			echo $"${base} status unknown due to insufficient privileges."
			return 4
			;;
	esac
	if [ -z "${lock_file}" ]; then
		lock_file=${base}
	fi
	# See if /var/lock/subsys/${lock_file} exists
	if [ -f /var/lock/subsys/${lock_file} ]; then
		echo $"${base} dead but subsys locked"
		return 2
	fi
	echo $"${base} is stopped"
	return 3
}

echo_success() {
 [ "$BOOTUP" = "color" ] && $MOVE_TO_COL
 echo -n "["
 [ "$BOOTUP" = "color" ] && $SETCOLOR_SUCCESS
 echo -n $" OK "
 [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
 echo -n "]"
 echo -ne "\r"
 return 0
}

echo_failure() {
 [ "$BOOTUP" = "color" ] && $MOVE_TO_COL
 echo -n "["
 [ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
 echo -n $"FAILED"
 [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
 echo -n "]"
 echo -ne "\r"
 return 1
}

echo_passed() {
 [ "$BOOTUP" = "color" ] && $MOVE_TO_COL
 echo -n "["
 [ "$BOOTUP" = "color" ] && $SETCOLOR_WARNING
 echo -n $"PASSED"
 [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
 echo -n "]"
 echo -ne "\r"
 return 1
}

echo_warning() {
 [ "$BOOTUP" = "color" ] && $MOVE_TO_COL
 echo -n "["
 [ "$BOOTUP" = "color" ] && $SETCOLOR_WARNING
 echo -n $"WARNING"
 [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
 echo -n "]"
 echo -ne "\r"
 return 1
}

# Inform the graphical boot of our current state
update_boot_stage() {
 if [ -x /bin/plymouth ]; then
 /bin/plymouth --update="$1"
 fi
 return 0
}

# Log that something succeeded
success() {
 [ "$BOOTUP" != "verbose" -a -z "${LSB:-}" ] && echo_success
 return 0
}

# Log that something failed
failure() {
 local rc=$?
 [ "$BOOTUP" != "verbose" -a -z "${LSB:-}" ] && echo_failure
 [ -x /bin/plymouth ] && /bin/plymouth --details
 return $rc
}

# Log that something passed, but may have had errors. Useful for fsck
passed() {
 local rc=$?
 [ "$BOOTUP" != "verbose" -a -z "${LSB:-}" ] && echo_passed
 return $rc
} 

# Log a warning
warning() {
 local rc=$?
 [ "$BOOTUP" != "verbose" -a -z "${LSB:-}" ] && echo_warning
 return $rc
} 

# Run some action. Log its output.
action() {
 local STRING rc

 STRING=$1
 echo -n "$STRING "
 shift
 "$@" && success $"$STRING" || failure $"$STRING"
 rc=$?
 echo
 return $rc
}

# Run some action. Silently.
action_silent() {
 local STRING rc

 STRING=$1
 echo -n "$STRING "
 shift
 "$@" >/dev/null && success $"$STRING" || failure $"$STRING"
 rc=$?
 echo
 return $rc
}

# returns OK if $1 contains $2
strstr() {
 [ "${1#*$2*}" = "$1" ] && return 1
 return 0
}

# Confirm whether we really want to run this service
confirm() {
 [ -x /bin/plymouth ] && /bin/plymouth --hide-splash
 while : ; do 
 echo -n $"Start service $1 (Y)es/(N)o/(C)ontinue? [Y] "
 read answer
 if strstr $"yY" "$answer" || [ "$answer" = "" ] ; then
 return 0
 elif strstr $"cC" "$answer" ; then
	 rm -f /var/run/confirm
	 [ -x /bin/plymouth ] && /bin/plymouth --show-splash
 return 2
 elif strstr $"nN" "$answer" ; then
 return 1
 fi
 done
}

# resolve a device node to its major:minor numbers in decimal or hex
get_numeric_dev() {
(
 fmt="%d:%d"
 if [ "$1" == "hex" ]; then
 fmt="%x:%x"
 fi
 ls -lH "$2" | awk '{ sub(/,/, "", $5); printf("'"$fmt"'", $5, $6); }'
) 2>/dev/null
}

# Check whether file $1 is a backup or rpm-generated file and should be ignored
is_ignored_file() {
 case "$1" in
	*~ | *.bak | *.orig | *.rpmnew | *.rpmorig | *.rpmsave)
	 return 0
	 ;;
 esac
 return 1
}

# Evaluate shvar-style booleans
is_true() {
 case "$1" in
	[tT] | [yY] | [yY][eE][sS] | [tT][rR][uU][eE])
	return 0
	;;
 esac
 return 1
}

# Evaluate shvar-style booleans
is_false() {
 case "$1" in
	[fF] | [nN] | [nN][oO] | [fF][aA][lL][sS][eE])
	return 0
	;;
 esac
 return 1
}

# Apply sysctl settings, including files in /etc/sysctl.d
apply_sysctl() {
 sysctl -e -p /etc/sysctl.conf >/dev/null 2>&1
 for file in /etc/sysctl.d/* ; do
 is_ignored_file "$file" && continue
 test -f "$file" && sysctl -e -p "$file" >/dev/null 2>&1
 done
}

key_is_random() {
 [ "$1" = "/dev/urandom" -o "$1" = "/dev/hw_random" \
	-o "$1" = "/dev/random" ]
}

find_crypto_mount_point() {
 local fs_spec fs_file fs_vfstype remaining_fields
 local fs
 while read fs_spec fs_file remaining_fields; do
	if [ "$fs_spec" = "/dev/mapper/$1" ]; then
	 echo $fs_file
	 break;
	fi
 done < /etc/fstab
}

# Because of a chicken/egg problem, init_crypto must be run twice. /var may be
# encrypted but /var/lib/random-seed is needed to initialize swap.
init_crypto() {
 local have_random dst src key opt mode owner params makeswap skip arg opt
 local param value rc ret mke2fs mdir prompt mount_point

 ret=0
 have_random=$1
 while read dst src key opt; do
	[ -z "$dst" -o "${dst#\#}" != "$dst" ] && continue
 [ -b "/dev/mapper/$dst" ] && continue;
	if [ "$have_random" = 0 ] && key_is_random "$key"; then
	 continue
	fi
	if [ -n "$key" -a "x$key" != "xnone" ]; then
	 if test -e "$key" ; then
		owner=$(ls -l $key | (read a b owner rest; echo $owner))
		if ! key_is_random "$key"; then
		 mode=$(ls -l "$key" | cut -c 5-10)
		 if [ "$mode" != "------" ]; then
		 echo $"INSECURE MODE FOR $key"
		 fi
		fi
		if [ "$owner" != root ]; then
		 echo $"INSECURE OWNER FOR $key"
		fi
	 else
		echo $"Key file for $dst not found, skipping"
		ret=1
		continue
	 fi
	else
	 key=""
	fi
	params=""
	makeswap=""
	mke2fs=""
	skip=""
	# Parse the src field for UUID= and convert to real device names
	if [ "${src%%=*}" == "UUID" ]; then
		src=$(/sbin/blkid -t "$src" -l -o device)
	elif [ "${src/^\/dev\/disk\/by-uuid\/}" != "$src" ]; then
		src=$(__readlink $src)
	fi
	# Is it a block device?
	[ -b "$src" ] || continue
	# Is it already a device mapper slave? (this is gross)
	devesc=${src##/dev/}
	devesc=${devesc//\//!}
	for d in /sys/block/dm-*/slaves ; do
	 [ -e $d/$devesc ] && continue 2
	done
	# Parse the options field, convert to cryptsetup parameters and
	# contruct the command line
	while [ -n "$opt" ]; do
	 arg=${opt%%,*}
	 opt=${opt##$arg}
	 opt=${opt##,}
	 param=${arg%%=*}
	 value=${arg##$param=}

	 case "$param" in
	 cipher)
		params="$params -c $value"
		if [ -z "$value" ]; then
		 echo $"$dst: no value for cipher option, skipping"
		 skip="yes"
		fi
	 ;;
	 size)
		params="$params -s $value"
		if [ -z "$value" ]; then
		 echo $"$dst: no value for size option, skipping"
		 skip="yes"
		fi
	 ;;
	 hash)
		params="$params -h $value"
		if [ -z "$value" ]; then
		 echo $"$dst: no value for hash option, skipping"
		 skip="yes"
		fi
	 ;;
	 verify)
	 params="$params -y"
	 ;;
	 swap)
		makeswap=yes
		;;
	 tmp)
		mke2fs=yes
	 esac
	done
	if [ "$skip" = "yes" ]; then
	 ret=1
	 continue
	fi
	if [ -z "$makeswap" ] && cryptsetup isLuks "$src" 2>/dev/null ; then
	 if key_is_random "$key"; then
		echo $"$dst: LUKS requires non-random key, skipping"
		ret=1
		continue
	 fi
	 if [ -n "$params" ]; then
		echo "$dst: options are invalid for LUKS partitions," \
		 "ignoring them"
	 fi
	 if [ -n "$key" ]; then
		/sbin/cryptsetup -d $key luksOpen "$src" "$dst" <&1 2>/dev/null && success || failure
		rc=$?
	 else
		mount_point="$(find_crypto_mount_point $dst)"
		[ -n "$mount_point" ] || mount_point=${src##*/}
		prompt=$(printf $"%s is password protected" "$mount_point")
		plymouth ask-for-password --prompt "$prompt" --command="/sbin/cryptsetup luksOpen -T1 $src $dst" <&1
		rc=$?
	 fi
	else
	 [ -z "$key" ] && plymouth --hide-splash
	 /sbin/cryptsetup $params ${key:+-d $key} create "$dst" "$src" <&1 2>/dev/null && success || failure
	 rc=$?
	 [ -z "$key" ] && plymouth --show-splash
	fi
	if [ $rc -ne 0 ]; then
	 ret=1
	 continue
	fi
	if [ -b "/dev/mapper/$dst" ]; then
	 if [ "$makeswap" = "yes" ]; then
		mkswap "/dev/mapper/$dst" 2>/dev/null >/dev/null
	 fi
	 if [ "$mke2fs" = "yes" ]; then
		if mke2fs "/dev/mapper/$dst" 2>/dev/null >/dev/null \
		 && mdir=$(mktemp -d /tmp/mountXXXXXX); then
		 mount "/dev/mapper/$dst" "$mdir" && chmod 1777 "$mdir"
		 umount "$mdir"
		 rmdir "$mdir"
		fi
	 fi
	fi
 done < /etc/crypttab
 return $ret
}

# A sed expression to filter out the files that is_ignored_file recognizes
__sed_discard_ignored_files='/\(~\|\.bak\|\.orig\|\.rpmnew\|\.rpmorig\|\.rpmsave\)$/d'

#if we have privileges lets log to kmsg, otherwise to stderr
if strstr "$(cat /proc/cmdline)" "rc.debug"; then
 [ -w /dev/kmsg ] && exec 30>/dev/kmsg && BASH_XTRACEFD=30
 set -x
fi