mirror of
https://github.com/Llewellynvdm/Tomb.git
synced 2025-01-22 14:38:25 +00:00
fixes to indentation and whitespace cleanup
This commit is contained in:
Jaromil
parent
449d6ae61a
commit
a42567432d
188
src/tomb
188
src/tomb
@ -26,7 +26,7 @@ TOMBEXEC=$0
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TOMBOPENEXEC="tomb-open"
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STEGHIDE=1
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# PATH=/usr/bin:/usr/sbin:/bin:/sbin
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# PATH=/usr/bin:/usr/sbin:/bin:/sbin
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# standard output message routines
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# it's always useful to wrap them, in case we change behaviour later
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@ -40,43 +40,43 @@ check_bin() {
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# which dd command to use
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which dcfldd > /dev/null
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if [ $? = 0 ]; then
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DD="dcfldd"
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DD="dcfldd"
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else
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DD=dd
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DD=dd
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fi
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# which wipe command to use
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which wipe > /dev/null
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if [ $? = 0 ]; then
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WIPE=(wipe -f -s)
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WIPE=(wipe -f -s)
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else
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WIPE=(rm -f)
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WIPE=(rm -f)
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fi
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# check for filesystem creation progs
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which mkfs.ext4 > /dev/null
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if [ $? = 0 ]; then
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MKFS=(mkfs.ext4 -q -F -j -L)
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MKFS=(mkfs.ext4 -q -F -j -L)
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else
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MKFS=(mkfs.ext3 -q -F -j -L)
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MKFS=(mkfs.ext3 -q -F -j -L)
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fi
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# check for sudo
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which sudo > /dev/null
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if [ $? != 0 ]; then
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error "Cannot find sudo. Please install it"
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exit 1
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error "Cannot find sudo. Please install it"
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exit 1
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fi
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# check for steghide
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which steghide > /dev/null
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if [ $? != 0 ]; then
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STEGHIDE=0
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STEGHIDE=0
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fi
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# check for tomb-open script
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if [ "$0" = "./tomb" ]; then
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TOMBOPENEXEC="./tomb-open"
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TOMBOPENEXEC="./tomb-open"
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elif [ "$0" != "tomb" ]; then
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TOMBOPENEXEC="`dirname $0`/tomb-open"
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fi
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@ -119,7 +119,7 @@ exec_as_user() {
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exec $@[@]
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return $?
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fi
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func "exec_as_user '$SUDO_USER': ${(f)@}"
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sudo -u $SUDO_USER "${@[@]}"
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return $?
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@ -130,7 +130,7 @@ exec_as_user() {
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check_priv() {
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if [ $UID != 0 ]; then
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func "Using sudo for root execution of 'tomb ${(f)ARGS}'"
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# check if sudo has a timestamp active
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# check if sudo has a timestamp active
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sudok=false
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sudo -n ${TOMBEXEC} 2> /dev/null
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if [ $? != 0 ]; then # if not then ask a password
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@ -244,9 +244,9 @@ create_tomb() {
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tombfile=${tombname}.tomb
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if [ -e ${tombdir}/${tombfile} ]; then
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error "tomb exists already. I'm not digging here:"
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error "tomb exists already. I'm not digging here:"
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ls -lh ${tombdir}/${tombfile}
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return 1
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return 1
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fi
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notice "Creating a new tomb in ${tombdir}/${tombfile}"
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@ -267,7 +267,7 @@ create_tomb() {
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tombsize_4k=`expr $tombsize \* 1000 / 4`
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act "Generating ${tombfile} of ${tombsize}Mb (${tombsize_4k} blocks of 4Kb)"
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$DD if=/dev/urandom bs=4k count=${tombsize_4k} of=${tombdir}/${tombfile}
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if [ $? = 0 -a -e ${tombdir}/${tombfile} ]; then
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act "OK: `ls -lh ${tombdir}/${tombfile}`"
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else
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@ -282,7 +282,7 @@ create_tomb() {
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keytmp=`safe_dir tomb`
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if [ "$keytmp" = "-1" ]; then
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error "error creating temp dir"
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exit 1
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exit 1
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fi
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#rm -f $keytmp
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# ?????? creo, cancello e ricreo ??????
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@ -308,7 +308,7 @@ create_tomb() {
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rm -r $keytmp
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exit 1
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fi
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notice "Setup your secret key file ${tombname}.tomb.key"
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# here user is prompted for key password
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@ -332,7 +332,7 @@ create_tomb() {
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exit 1
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fi
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echo "${tombpass}" | gpg \
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--openpgp --batch --no-options --no-tty --passphrase-fd 0 2>/dev/null \
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-o "${tombdir}/${tombname}.tomb.key" -c -a ${keytmp}/tomb.tmp
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@ -344,10 +344,10 @@ create_tomb() {
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# rm -r $keytmp
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# exit 1
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# fi
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act "formatting Luks mapped device"
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# we use aes-cbc-essiv with sha256
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# for security, performance and compatibility
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# we use aes-cbc-essiv with sha256
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# for security, performance and compatibility
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cryptsetup --batch-mode \
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--cipher aes-cbc-essiv:sha256 --key-size 256 \
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luksFormat ${nstloop} ${keytmp}/tomb.tmp
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@ -356,7 +356,7 @@ create_tomb() {
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act "operation aborted."
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exit 0
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fi
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cryptsetup --key-file ${keytmp}/tomb.tmp --cipher aes luksOpen ${nstloop} tomb.tmp
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${WIPE[@]} ${keytmp}/tomb.tmp
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umount ${keytmp}
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@ -408,18 +408,18 @@ mount_tomb() {
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# we need root from here on
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mkdir -p $tombmount
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nstloop=`losetup -f`
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if [ $? = 255 ]; then
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error "too many tomb opened. Please close any of them to open another tomb"
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error "too many tomb opened. Please close any of them to open another tomb"
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exit 1
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fi
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losetup -f ${tombdir}/${tombfile}
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act "check for a valid LUKS encrypted device"
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cryptsetup isLuks ${nstloop}
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if [ $? != 0 ]; then
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# is it a LUKS encrypted nest? see cryptsetup(1)
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# is it a LUKS encrypted nest? see cryptsetup(1)
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error "$tombfile is not a valid Luks encrypted storage file"
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$norm || rmdir $tombmount 2>/dev/null
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return 1
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@ -428,7 +428,7 @@ mount_tomb() {
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# save date of mount in minutes since 1970
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mapdate="`date +%s`"
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mapdate="`echo ${mapdate}/60 | bc -l | cut -d. -f1`"
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mapper="tomb.${tombname}.${mapdate}.`basename $nstloop`"
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keyname=`basename $tombkey | cut -d. -f1`
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@ -441,23 +441,23 @@ mount_tomb() {
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fi
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echo "${tombpass}" \
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| gpg --batch --passphrase-fd 0 --no-tty --no-options \
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-d "${tombkey}" 2> /dev/null \
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-d "${tombkey}" 2> /dev/null \
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| cryptsetup --key-file - luksOpen ${nstloop} ${mapper}
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unset tombpass
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if [ -r /dev/mapper/${mapper} ]; then
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break; # password was correct
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fi
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done
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if ! [ -r /dev/mapper/${mapper} ]; then
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error "failure mounting the encrypted file"
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losetup -d ${nstloop}
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$norm || rmdir ${tombmount} 2>/dev/null
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return 1
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fi
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act "encrypted storage filesystem check"
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fsck -p -C0 /dev/mapper/${mapper}
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act "tomb engraved as $tombname"
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@ -469,7 +469,7 @@ mount_tomb() {
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ME=${SUDO_USER:-$(whoami)}
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chmod 0750 ${tombmount}
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chown $(id -u $ME):$(id -g $ME) ${tombmount}
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notice "encrypted storage $tombfile succesfully mounted on $tombmount"
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if ! [ $NOBIND ]; then
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exec_safe_bind_hooks ${tombmount}
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@ -484,7 +484,7 @@ encode_key() {
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file $tombkey | grep PGP > /dev/null
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if [ $? != 0 ]; then
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error "encode failed: $tombkey is not a tomb key"
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error "encode failed: $tombkey is not a tomb key"
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return 1
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fi
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file $imagefile | grep JPEG > /dev/null
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@ -561,7 +561,7 @@ print "-----BEGIN PGP MESSAGE-----"
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END {
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print "-----END PGP MESSAGE-----"
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}' > ${keyfile}
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if [ "`cat ${keyfile} | wc -l`" != "3" ]; then
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act "${keyfile} succesfully decoded"
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res=0
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@ -603,12 +603,12 @@ exec_safe_bind_hooks() {
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continue
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fi
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if [ "${${maps[$dir]}[1]}" = "/" -o "${${maps[$dir]}[1,2]}" = ".." ]; then
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error "bind-hooks map format: local/to/tomb local/to/\$HOME. Rolling back"
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for dir in ${mounted}; do umount $dir; done
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error "bind-hooks map format: local/to/tomb local/to/\$HOME. Rolling back"
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for dir in ${mounted}; do umount $dir; done
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return 1
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fi
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if [ ! -r "$HOME/${maps[$dir]}" ]; then
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error "bind-hook target not existent, skipping $HOME/${maps[$dir]}"
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error "bind-hook target not existent, skipping $HOME/${maps[$dir]}"
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elif [ ! -r "$MOUNTPOINT/$dir" ]; then
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error "bind-hook source not found in tomb, skipping ${MOUNTPOINT}/${dir}"
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else
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@ -670,17 +670,17 @@ umount_tomb() {
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return 0
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fi
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# tomb close argument deduction
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pathmap=`dirname "$1"`
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if [ "${pathmap}" = "/dev/mapper" ]; then
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if [ "${pathmap}" = "/dev/mapper" ]; then
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mapper="$1" # argument is the mapper (or none which autofills mapper)
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mapper="$1" # argument is the mapper (or none which autofills mapper)
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tombname="`echo $mapper | cut -d. -f2`"
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tombmount=`mount -l | \
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awk -vtomb="[$tombname]" '/^\/dev\/mapper\/tomb/ { if($7==tomb) print $3 } '`
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elif [ "$pathmap" = "." ]; then
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tombname="$1" # argument is the name
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@ -690,13 +690,13 @@ umount_tomb() {
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awk -vtomb="[$tombname]" '/^\/dev\/mapper\/tomb/ { if($7==tomb) print $3 } '`
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else
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tombmount="$1" # argument should be the mount
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tombmount="$1" # argument should be the mount
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mapper=`mount | awk -vmnt="$tombmount" '/^\/dev\/mapper\/tomb/ { if($3==mnt) print $1 }'`
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tombname="`echo $mapper | cut -d. -f2`"
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fi
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func "tomb close argument: $1"
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func "name:\t$tombname"
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func "mount:\t$tombmount"
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@ -760,17 +760,17 @@ umount_tomb() {
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else
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error "Cannot umount $tombname on $tombmount"
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return 1
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fi
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fi
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fi
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fi
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cryptsetup luksClose $mapper
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if ! [ $? = 0 ]; then
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error "error occurred in cryptsetup luksClose ${mapper}"
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return 1
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fi
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loopdev=`cut -d '.' -f4 <<< "$mapper"`
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loopdev=`cut -d '.' -f4 <<< "$mapper"`
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losetup -d "/dev/$loopdev"
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notice "Tomb $tombname closed: your bones will rest in peace."
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@ -784,7 +784,7 @@ install_tomb() {
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# TODO: distro package deps (for binary)
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# debian: zsh, cryptsetup, sudo
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act "updating mimetypes..."
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act "updating mimetypes..."
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cat <<EOF > /tmp/dyne-tomb.xml
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<?xml version="1.0"?>
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<mime-info xmlns='http://www.freedesktop.org/standards/shared-mime-info'>
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@ -801,9 +801,9 @@ EOF
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xdg-mime install /tmp/dyne-tomb.xml
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xdg-icon-resource install --context mimetypes --size 32 monmort.xpm monmort
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xdg-icon-resource install --size 32 monmort.xpm dyne-monmort
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rm /tmp/dyne-tomb.xml
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act "updating desktop..."
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cat <<EOF > /usr/share/applications/tomb.desktop
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[Desktop Entry]
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@ -829,7 +829,7 @@ EOF
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hotkey="Tomb"
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EOF
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update-menus
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act "updating mime info..."
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cat <<EOF > /usr/share/mime-info/tomb.keys
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# actions for encrypted tomb storage
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@ -837,7 +837,7 @@ application/x-tomb-volume:
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open="${TOMBOPENEXEC}" %f
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view=tomb-open %f
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icon-filename=monmort.xpm
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short_list_application_ids_for_novice_user_level=tomb
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short_list_application_ids_for_novice_user_level=tomb
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EOF
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cat <<EOF > /usr/share/mime-info/tomb.mime
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# mime type for encrypted tomb storage
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@ -845,7 +845,7 @@ application/x-tomb-volume
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ext: tomb
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application/x-tomb-key
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ext: tomb.key
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ext: tomb.key
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EOF
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cat <<EOF > /usr/lib/mime/packages/tomb
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application/x-tomb-volume; tomb-open '%s'; priority=8
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@ -856,12 +856,12 @@ EOF
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cat <<EOF > /usr/share/application-registry/tomb.applications
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tomb
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command=tomb-open
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name=Tomb - Crypto Undertaker
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can_open_multiple_files=false
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expects_uris=false
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requires_terminal=true
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mime-types=application/x-tomb-volume,application/x-tomb-key
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command=tomb-open
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name=Tomb - Crypto Undertaker
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can_open_multiple_files=false
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expects_uris=false
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requires_terminal=true
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mime-types=application/x-tomb-volume,application/x-tomb-key
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EOF
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act "Tomb is now installed."
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}
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@ -876,32 +876,32 @@ main () {
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OPTS=`getopt -o hvqDs:k:n -n 'tomb' -- "$@"`
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while true; do
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case "$1" in
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case "$1" in
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-h)
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usage
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exit 0 ;;
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-v)
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notice "Tomb - simple commandline tool for encrypted storage"
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act "version $VERSION ($DATE) by Jaromil @ dyne.org"
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# print out the GPL license in this file
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act ""
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cat $0 | awk 'BEGIN { license=0 } /^# This source/ { license=1 } { if(license==1) print " " $0 }
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notice "Tomb - simple commandline tool for encrypted storage"
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act "version $VERSION ($DATE) by Jaromil @ dyne.org"
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# print out the GPL license in this file
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act ""
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cat $0 | awk 'BEGIN { license=0 } /^# This source/ { license=1 } { if(license==1) print " " $0 }
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/MA 02139, USA.$/ { license=0 }'
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act ""
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exit 0 ;;
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act ""
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exit 0 ;;
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-q) QUIET=1; shift 1 ;;
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-D)
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echo "[D] Tomb invoked with args \"${(f)@}\" "
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echo "[D] running on `date`"
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DEBUG=1; shift 1 ;;
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-s) SIZE=$2; shift 2 ;;
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echo "[D] Tomb invoked with args \"${(f)@}\" "
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echo "[D] running on `date`"
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DEBUG=1; shift 1 ;;
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-s) SIZE=$2; shift 2 ;;
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-k) KEY=$2; shift 2 ;;
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-n) NOBIND=1; shift 1 ;;
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--) shift; break ;;
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*) CMD=$1;
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FILE=$2; MOUNT=$3; # compat with old args
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CMD2=${2}; CMD3=${3}; break ;;
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esac
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FILE=$2; MOUNT=$3; # compat with old args
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CMD2=${2}; CMD3=${3}; break ;;
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esac
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done
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if ! [ $CMD ]; then
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@ -910,32 +910,32 @@ main () {
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fi
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func "Tomb command: $CMD $CMD2 $CMD3"
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case "$CMD" in
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create) check_priv ; create_tomb ;;
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mount) check_priv ; mount_tomb ;;
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open) check_priv ; mount_tomb ;;
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umount) check_priv ; umount_tomb ${CMD2} ;;
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unmount) check_priv ; umount_tomb ${CMD2} ;;
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close) check_priv ; umount_tomb ${CMD2} ;;
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create) check_priv ; create_tomb ;;
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mount) check_priv ; mount_tomb ;;
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open) check_priv ; mount_tomb ;;
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umount) check_priv ; umount_tomb ${CMD2} ;;
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unmount) check_priv ; umount_tomb ${CMD2} ;;
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close) check_priv ; umount_tomb ${CMD2} ;;
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slam) chack_priv ; SLAM=1; umount_tomb ${CMD2} ;;
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bury) if [ "$STEGHIDE" = 0 ]; then
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bury) if [ "$STEGHIDE" = 0 ]; then
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error "steghide not installed. Cannot bury your key"
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return 1
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fi
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fi
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encode_key ${CMD2} ${CMD3} ;;
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exhume) if [ "$STEGHIDE" = 0 ]; then
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exhume) if [ "$STEGHIDE" = 0 ]; then
|
||||
error "steghide not installed. Cannot exhume your key"
|
||||
return 1
|
||||
fi
|
||||
fi
|
||||
decode_key ${CMD2} ;;
|
||||
install) check_priv ; install_tomb ;;
|
||||
askpass) ask_password $CMD2 ;;
|
||||
status) tomb-status ;;
|
||||
*) error "command \"$CMD\" not recognized"
|
||||
act "try -h for help"
|
||||
return 1
|
||||
;;
|
||||
install) check_priv ; install_tomb ;;
|
||||
askpass) ask_password $CMD2 ;;
|
||||
status) tomb-status ;;
|
||||
*) error "command \"$CMD\" not recognized"
|
||||
act "try -h for help"
|
||||
return 1
|
||||
;;
|
||||
esac
|
||||
return 0
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user