Llewellyn/Tomb
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revert to using /dev/null to ignore output when needed

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should fix #134
This commit is contained in:
Jaromil 2014-09-06 20:21:38 +02:00
parent f7057b7d03
commit 7918161803
1 changed files with 13 additions and 13 deletions
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26
tomb
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@ -174,18 +174,18 @@ tmp_new() {
check_swap() {
# Return 0 if NO swap is used, 1 if swap is used
# Return 2 if swap(s) is(are) used, but ALL encrypted
local swaps="$(awk '/^\// { print $1 }' /proc/swaps 2>-)"
local swaps="$(awk '/^\// { print $1 }' /proc/swaps 2>/dev/null)"
[[ -z "$swaps" ]] && return 0 # No swap partition is active
# Check whether all swaps are encrypted, and return 2
# If any of the swaps is not encrypted, we bail out and return 1.
ret=1
for s in $=swaps; do
bone=`sudo file $s`
if `echo "$bone" | grep 'swap file' &>-`; then
if [[ "$bone" =~ "swap file" ]]; then
# It's a regular (unencrypted) swap file
ret=1
break
elif `echo "$bone" | grep 'symbolic link' &>-`; then
elif [[ "$bone" =~ "symbolic link" ]]; then
# Might link to a block
ret=1
if [ "/dev/mapper" = "${s%/*}" ]; then
@ -196,7 +196,7 @@ check_swap() {
else
break
fi
elif `echo "$bone" | grep 'block special' &>-`; then
elif [[ "$bone" =~ "block special" ]]; then
# Is a block
ret=1
is_crypt=`sudo dmsetup status "$s" | awk '/crypt/ {print $3}'`
@ -252,7 +252,7 @@ ask_password() {
title="Insert tomb password."
if [ $2 ]; then title="$2"; fi
output=`cat <<EOF | GTK2_RC_FILES=${GTK2_RC} pinentry 2>- | tail -n +7
output=`cat <<EOF | GTK2_RC_FILES=${GTK2_RC} pinentry 2>/dev/null | tail -n +7
OPTION ttyname=$TTY
OPTION lc-ctype=$LANG
SETTITLE $title
@ -289,7 +289,7 @@ check_priv() {
if ! option_is_set --sudo-pwd; then
if [ $? != 0 ]; then # if not then ask a password
cat <<EOF | pinentry 2>- | awk '/^D / { sub(/^D /, ""); print }' | sudo -S -v
cat <<EOF | pinentry 2>/dev/null | awk '/^D / { sub(/^D /, ""); print }' | sudo -S -v
OPTION ttyname=$TTY
OPTION lc-ctype=$LANG
SETTITLE Super user privileges required
@ -748,7 +748,7 @@ get_lukskey() {
case `cut -d_ -f 3 <<<$firstline` in
pbkdf2sha1)
pbkdf2_param=`cut -d_ -f 4- <<<$firstline | tr '_' ' '`
_password=$(tomb-kdb-pbkdf2 ${=pbkdf2_param} 2>- <<<$_password)
_password=$(tomb-kdb-pbkdf2 ${=pbkdf2_param} 2>/dev/null <<<$_password)
;;
*)
_failure "No suitable program for KDF `cut -f 3 <<<$firstline`."
@ -1682,7 +1682,7 @@ exec_safe_bind_hooks() {
fi
local MOUNTPOINT="${1}"
local ME=${SUDO_USER:-$(whoami)}
local HOME=$(awk -v a="$ME" -F ':' '{if ($1 == a) print $6}' /etc/passwd 2>-)
local HOME=$(awk -v a="$ME" -F ':' '{if ($1 == a) print $6}' /etc/passwd 2>/dev/null)
if [ $? -ne 0 ]; then
_warning "How pitiful! A tomb, and no HOME."
return 1
@ -1931,7 +1931,7 @@ index_tombs() {
# start the LibreOffice document converter if installed
{ command -v unoconv >& - } && {
unoconv -l 2>- &
unoconv -l 2>/dev/null &
_verbose "unoconv listener launched."
sleep 1 }
@ -2095,7 +2095,7 @@ resize_tomb() {
load_key
########
local oldtombsize=$(( `stat -c %s "$1" 2>-` / 1048576 ))
local oldtombsize=$(( `stat -c %s "$1" 2>/dev/null` / 1048576 ))
local mounted_tomb=`mount -l |
awk -vtomb="[$tombname]" '/^\/dev\/mapper\/tomb/ { if($7==tomb) print $1 }'`
@ -2274,20 +2274,20 @@ umount_tomb() {
# Kill all processes using the tomb
slam_tomb() {
# $1 = tomb mount point
if [[ -z `fuser -m "$1" 2>-` ]]; then
if [[ -z `fuser -m "$1" 2>/dev/null` ]]; then
return 0
fi
#Note: shells are NOT killed by INT or TERM, but they are killed by HUP
for s in TERM HUP KILL; do
_verbose "Sending $s to processes inside the tomb:"
if option_is_set -D; then
ps -fp `fuser -m /media/a.tomb 2>-`|
ps -fp `fuser -m /media/a.tomb 2>/dev/null`|
while read line; do
_verbose $line
done
fi
fuser -s -m "$1" -k -M -$s
if [[ -z `fuser -m "$1" 2>-` ]]; then
if [[ -z `fuser -m "$1" 2>/dev/null` ]]; then
return 0
fi
if ! option_is_set -f; then