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extras/gtomb severe update.

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nerun 2023-01-15 15:31:40 -03:00 committed by Jaromil
parent b5eae55c8b
commit d65a3f1586
1 changed files with 36 additions and 203 deletions
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extras/gtomb/gtomb
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@ -18,15 +18,18 @@
# You should have received a copy of the GNU General Public License
# along with this source code. If not, see <http://www.gnu.org/licenses/>.
ver="0.8"
TOMBPATH="/usr/local/bin/tomb" # Set this to your tomb executable's path
KDFPATH="/usr/local/bin/" # Set this to the path of your KDF binaries (if you're using them)
# {{{ SETTINGS
ver="0.9"
KDFPATH="/usr/libexec/tomb" # Path of your KDF binaries (if you're using them).
SWAPOFF="false" # Set to "true" to swapoff, or "false" to use -f (force) flag.
# The ones below should not need changing
TOMBPATH="$(which tomb)" # Tomb executable's path
HEXENC="$KDFPATH/tomb-kdb-hexencode"
GENSALT="$KDFPATH/tomb-kdb-pbkdf2-gensalt"
GETITER="$KDFPATH/tomb-kdb-pbkdf2-getiter"
PBKDF="$KDFPATH/tomb-kdb-pbkdf2"
_DD=/bin/dd
_DD="$(which dd)"
# }}}
# {{{ monmort icon
MONMORT="/tmp/monmort.png"
@ -41,22 +44,6 @@ b2RpZnkAMjAxMS0wMS0xMlQwOTozNDoyNCswMTowMNKiZVMAAAAASUVORK5CYII="
echo -e "$ICONB64" | base64 --decode > $MONMORT
# }}}
# {{{ sudo functions
function _sudo {
sudoassword=$(ask_password "Insert sudo password for user $USER")
echo -e "$sudoassword\n" | sudo -S -v
_sudowrong
}
function _sudowrong {
[[ $? = 0 ]] || {
sudoassword=$(ask_password "Wrong password. Insert sudo password for user $USER")
echo -e "$sudoassword\n" | sudo -S -v
_sudowrong
}
}
# }}}
# {{{ Zenity dialogs
function _zenques {
zenity \
@ -143,166 +130,6 @@ function _zenentry {
}
# }}}
# {{{ Some pinentry code shamelessly stolen from tomb
# Ask user for a password
# Wraps around the pinentry command, from the GnuPG project, as it
# provides better security and conveniently use the right toolkit.
ask_password() {
local description="$1"
local title="${2:-Enter tomb password.}"
local output
local password
local gtkrc
local theme
# Distributions have broken wrappers for pinentry: they do
# implement fallback, but they disrupt the output somehow. We are
# better off relying on less intermediaries, so we implement our
# own fallback mechanisms. Pinentry supported: curses, gtk-2, qt4
# and x11.
# make sure LANG is set, default to C
LANG=${LANG:-C}
_verbose "asking password with tty=$TTY lc-ctype=$LANG"
if [[ "$DISPLAY" = "" ]]; then
if _is_found "pinentry-curses"; then
_verbose "using pinentry-curses"
output=`cat <<EOF | pinentry-curses
OPTION ttyname=$TTY
OPTION lc-ctype=$LANG
SETTITLE $title
SETDESC $description
SETPROMPT Password:
GETPIN
EOF`
else
_failure "Cannot find pinentry-curses and no DISPLAY detected."
fi
else # a DISPLAY is found to be active
# customized gtk2 dialog with a skull (if extras are installed)
if _is_found "pinentry-gtk-2"; then
_verbose "using pinentry-gtk2"
gtkrc=""
theme=/share/themes/tomb/gtk-2.0-key/gtkrc
for i in /usr/local /usr; do
[[ -r $i/$theme ]] && {
gtkrc="$i/$theme"
break
}
done
[[ "$gtkrc" = "" ]] || {
gtkrc_old="$GTK2_RC_FILES"
export GTK2_RC_FILES="$gtkrc"
}
output=`cat <<EOF | pinentry-gtk-2
OPTION ttyname=$TTY
OPTION lc-ctype=$LANG
SETTITLE $title
SETDESC $description
SETPROMPT Password:
GETPIN
EOF`
[[ "$gtkrc" = "" ]] || export GTK2_RC_FILES="$gtkrc_old"
# TODO QT4 customization of dialog
elif _is_found "pinentry-qt4"; then
_verbose "using pinentry-qt4"
output=`cat <<EOF | pinentry-qt4
OPTION ttyname=$TTY
OPTION lc-ctype=$LANG
SETTITLE $title
SETDESC $description
SETPROMPT Password:
GETPIN
EOF`
# TODO X11 customization of dialog
elif _is_found "pinentry-x11"; then
_verbose "using pinentry-x11"
output=`cat <<EOF | pinentry-x11
OPTION ttyname=$TTY
OPTION lc-ctype=$LANG
SETTITLE $title
SETDESC $description
SETPROMPT Password:
GETPIN
EOF`
else
if _is_found "pinentry-curses"; then
_verbose "using pinentry-curses"
_warning "Detected DISPLAY, but only pinentry-curses is found."
output=`cat <<EOF | pinentry-curses
OPTION ttyname=$TTY
OPTION lc-ctype=$LANG
SETTITLE $title
SETDESC $description
SETPROMPT Password:
GETPIN
EOF`
else
_failure "Cannot find any pinentry: impossible to ask for password."
fi
fi
fi # end of DISPLAY block
# parse the pinentry output
for i in ${(f)output}; do
[[ "$i" =~ "^ERR.*" ]] && {
_warning "Pinentry error: ::1 error::" ${i[(w)3]}
print "canceled"
return 1 }
# here the password is found
[[ "$i" =~ "^D .*" ]] && password="${i##D }"
done
[[ "$password" = "" ]] && {
_warning "Empty password"
print "empty"
return 1 }
print "$password"
return 0
}
_is_found() {
# returns 0 if binary is found in path
[[ "$1" = "" ]] && return 1
command -v "$1" 1>/dev/null 2>/dev/null
return $?
}
function _warning no() {
option_is_set -q || _msg warning $@
return 1
}
function _verbose xxx() {
option_is_set -D && _msg verbose $@
return 0
}
function _failure die() {
typeset -i exitcode=${exitv:-1}
option_is_set -q || _msg failure $@
# be sure we forget the secrets we were told
exit $exitcode
}
# }}}
# {{{ _clean - Clean function, removes sensitive stuff from memory
function _clean {
unset $?
@ -315,7 +142,6 @@ function _clean {
tombname="$rr"; unset tombname
tombsize="$rr"; unset tombsize
keyfile="$rr"; unset keyfile
sudoassword="$rr"; unset sudoassword
tombtmp="/tmp/tombtmp"
if [ -f $tombtmp ]; then
dd if=/dev/urandom of=$tombtmp bs=800 count=1
@ -333,8 +159,8 @@ function _main {
cmnd=`zenity \
--window-icon="$MONMORT" \
--title="gtomb" \
--width=640 \
--height=420 \
--width=400 \
--height=445 \
--list \
--hide-header \
--text="gtomb v$ver\nThe GUI wrapper for Tomb, the crypto undertaker." \
@ -356,6 +182,11 @@ function _main {
"engrave" "Generates a QR code of a key to be saved on paper" \
"bury" "Hide a key inside a JPEG image" \
"exhume" "Extract a key from a JPEG image"`
if [[ "$?" = 1 && $SWAPOFF = "true" ]]; then
SUDOPWD=$(zenity --password --title="sudo swapon -a")
echo "$SUDOPWD" | sudo swapon -a
unset $SUDOPWD
fi
eval "_$cmnd"
}
# }}}
@ -428,7 +259,7 @@ function _forge {
kdfiter=""
if [[ -x $HEXENC ]] && [[ -x $GENSALT ]] && [[ -x $GETITER ]] && [[ -x $PBKDF ]]; then
_zenques "Do you want to use KDF? (Generates passwords armored against dictionary attacks)"
[[ $? == "0" ]] && {
if [[ $? == "0" ]]; then
kdf="--kdf"
kdfiter=`_zenentry "Iterations" "Enter the delay (itertime) in seconds for each time \n\
this key is used:" "2"`
@ -441,14 +272,14 @@ this key is used:" "2"`
_info "gtomb" "Canceled"
exec _main
fi
}
fi
else
_zenotif "gtomb" "KDF binaries not found."
fi
[[ $? = 0 ]] || exec _main
"$TOMBPATH" forge "$keyfile" "$kdf" "$kdfiter" | \
"$TOMBPATH" forge "$keyfile" "$kdf" "$kdfiter" "$FLAG" | \
_zenprog "Forging key" "Please wait while your key is being forged...\n\
You can move your mouse around and use your computer to speed up the process." &
@ -480,7 +311,6 @@ function _lock {
[[ -n $keyfile ]] || { _zenotif "gtomb" "Cancelled" ; exec _main }
[[ $? = 0 ]] || exec _main
_sudo
"$TOMBPATH" lock "$tombname" -k "$keyfile" | \
_zenprognc "Locking your tomb" "Please wait while your tomb is being locked..."
_info "Success" "Your tomb is now locked."
@ -496,8 +326,7 @@ function _open {
keyfile=`_fsel "Choose the key for your tomb"`
[[ $? = 0 ]] || exec _main
_sudo
"$TOMBPATH" open "$tombname" -k "$keyfile"
"$TOMBPATH" open "$tombname" -k "$keyfile" "$FLAG"
_info "Success" "Your tomb is now open."
exec _main
}
@ -512,11 +341,11 @@ function _list {
zenity \
--title="Currently open tombs" \
--window-icon="$MONMORT" \
--width=640 --height=380 --list \
--width=400 --height=380 --list \
--separator=" & " \
--text="Here are your open tombs" \
--column=Tomb \
--column=Path `
--column="Tomb" \
--column="Path" `
tombname=`echo "$tombname" | cut -c1-16`
@ -525,11 +354,11 @@ function _list {
listchoice=`zenity \
--title="Choose action" \
--window-icon="$MONMORT" \
--width=640 --height=400 --list \
--width=400 --height=380 --list \
--separator=" & " \
--text="What do you want to do with this tomb?" \
--column=Command \
--column=Description \
--column="Command" \
--column="Description" \
"disindex" "Disable indexing of this tomb." \
"enindex" "Enable indexing of this tomb." \
"close" "Close the selected tomb." \
@ -541,13 +370,11 @@ function _list {
case $listchoice in
close)
_sudo
"$TOMBPATH" close "$tombname"
_zeninfo "Success" "Tomb closed successfully!"
exec _main
;;
slam)
_sudo
"$TOMBPATH" slam "$tombname"
_info "Success" "$tombname slammed successfully!"
exec _main
@ -610,7 +437,6 @@ function _close {
[[ $? = 0 ]] || exec _main
_sudo
tombname=`echo "$tombname" | cut -c1-16`
"$TOMBPATH" close "$tombname"
_info "Success" "Closed successfully!"
@ -635,7 +461,6 @@ function _slam {
[[ $? = 0 ]] || exec _main
_sudo
tombname=`echo "$tombname" | cut -c1-16`
"$TOMBPATH" slam "$tombname"
_info "Success" "Slammed successfully!"
@ -670,7 +495,6 @@ function _resize {
keyfile=`_fsel "Choose according keyfile"`
[[ $? = 0 ]] || exec _main
_sudo
"$TOMBPATH" resize "$tombname" -s "$tombsize" -k "$keyfile" | \
_zenprognc "Resizing tomb." "Please wait while your tomb is being resized..."
_info "Success" "Tomb resized successfully!"
@ -683,7 +507,7 @@ function _passwd {
keyfile=`_fsel "Choose a keyfile"`
[[ $? = 0 ]] || exec _main
"$TOMBPATH" passwd -k "$keyfile" | \
"$TOMBPATH" passwd -k "$keyfile" "$FLAG" | \
_zenprognc "Changing passphrase" "Please wait while your key's passphrase is being changed..."
_info "Success" "$keyfile passphrase changed successfully!"
@ -702,8 +526,7 @@ function _setkey {
newkey=`_fsel "Choose your tomb's new keyfile"`
[[ $? = 0 ]] || exec _main
_sudo
"$TOMBPATH" setkey -k "$newkey" "$keyfile" "$tombname" | \
"$TOMBPATH" setkey -k "$newkey" "$keyfile" "$tombname" "$FLAG" | \
_zenprognc "Changing key" "Please wait while your tomb's key is being changed..."
_info "Success" "$tombname keyfile successfully changed! Now using $newkey"
@ -802,4 +625,14 @@ function _ { _clean } # I like cleaning :)
_zenwarn "Warning" "Tomb binary is not executable or doesn't exist in the current path. Install it or edit the script to point to the correct path."
exit 1 }
if [[ $SWAPOFF = "true" ]]; then
FLAG=""
SUDOPWD=$(zenity --password --title="sudo swapoff -a")
echo "$SUDOPWD" | sudo swapoff -a
unset $SUDOPWD
else
FLAG="-f"
fi
_main