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delete crypt_usb feature

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Ste Vaidis 2023-05-22 14:19:45 +03:00
parent 9c94ebca1f
commit fd1ea2676e
2 changed files with 45 additions and 12 deletions
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2
backup.config
View File

@ -11,5 +11,5 @@ USB_DISK=""
USB_PARTITION="" USB_PARTITION=""
USB_MOUNT="/mnt/usb" USB_MOUNT="/mnt/usb"
MAIL_RECIPIENT="ste.vaidis@gmail.com" MAIL_RECIPIENT="ffilippidou@gmail.com"

39
backup.sh
View File

@ -30,6 +30,15 @@ function usage() {
exit exit
} }
function another_instance() {
if [ $(ps | grep backup.sh) ];then
log "[FAIL] another instance is running"
return 1
fi
return 0
}
function mount_smb() { function mount_smb() {
if mkdir /mnt/${PID}; then if mkdir /mnt/${PID}; then
log "[ OK ] creating /mnt/${PID}" log "[ OK ] creating /mnt/${PID}"
@ -78,7 +87,7 @@ function get_luks_password() {
function find_luks() { function find_luks() {
for DEV in `ls -1 /dev/disk/by-id/usb*`; do for DEV in `ls -1 /dev/disk/by-id/usb*`; do
if cryptsetup isLuks ${DEV}; then if /sbin/cryptsetup isLuks ${DEV}; then
USB_DEV=${DEV} USB_DEV=${DEV}
LOGDEV=$(echo $DEV | cut -c21- ) LOGDEV=$(echo $DEV | cut -c21- )
log "[ OK ] find encrypted ${LOGDEV}" log "[ OK ] find encrypted ${LOGDEV}"
@ -89,12 +98,12 @@ function find_luks() {
return 1 return 1
} }
function mount_luks() { function mount_luks2() {
for n in `seq 0 9`; do for n in `seq 0 9`; do
waiting=$(grep 'Dirty\|Writeback' /proc/meminfo | grep Writeback: | awk {'print $2'}) waiting=$(grep 'Dirty\|Writeback' /proc/meminfo | grep Writeback: | awk {'print $2'})
if [[ wating -eq "0" ]]; then if [[ wating -eq "0" ]]; then
for n in `seq 0 9`; do for n in `seq 0 9`; do
echo $1 | cryptsetup luksOpen $2 crypted_usb echo $1 | /sbin/cryptsetup luksOpen $2 crypted_usb
if [ $? = 0 ]; then if [ $? = 0 ]; then
log "[ OK ] luksOpen crypted_usb" log "[ OK ] luksOpen crypted_usb"
return 0 return 0
@ -110,6 +119,28 @@ function mount_luks() {
return 1 return 1
} }
function mount_luks() {
if [[ -L /dev/mapper/crypted_usb ]]; then
log "[ !! ] founbd old crypted_usb"
dmsetup remove /dev/mapper/crypted_usb
if [ $? = 0 ]; then
log "[ !! ] old crypted_usb removed"
fi
fi
waiting=$(grep 'Dirty\|Writeback' /proc/meminfo | grep Writeback: | awk {'print $2'})
if [[ wating -eq "0" ]]; then
echo $1 | /sbin/cryptsetup luksOpen $2 crypted_usb
if [ $? = 0 ]; then
log "[ OK ] luksOpen crypted_usb"
return 0
fi
fi
}
function mount_usb() { function mount_usb() {
if mount /dev/mapper/crypted_usb /mnt/usb; then if mount /dev/mapper/crypted_usb /mnt/usb; then
log "[ OK ] mount crypted_usb to /mnt/usb" log "[ OK ] mount crypted_usb to /mnt/usb"
@ -280,6 +311,7 @@ function format() {
} }
function main () { function main () {
if another_instance; then
if get_luks_password; then if get_luks_password; then
if find_luks; then if find_luks; then
if mount_luks $LUKS_PASS $USB_DEV; then if mount_luks $LUKS_PASS $USB_DEV; then
@ -293,6 +325,7 @@ function main () {
fi fi
fi fi
fi fi
fi
send_mail send_mail
} }