diff options
| -rw-r--r-- | incremental-complete-backup/backup-tool.sh | 125 |
1 files changed, 115 insertions, 10 deletions
diff --git a/incremental-complete-backup/backup-tool.sh b/incremental-complete-backup/backup-tool.sh index 0899fa4..65a21b3 100644 --- a/incremental-complete-backup/backup-tool.sh +++ b/incremental-complete-backup/backup-tool.sh @@ -5,30 +5,135 @@ # # #***********************************************# -#functions() -# --------------------------------------------------------- # -# selection_menu () # -# shows the menu with two options. # -# Parameter: $1(title) $2(option1) $3(option2) # -# change the value of $result to 1 or 2 according to option # -# selected. # -# --------------------------------------------------------- # +# functions() +# ########### +# ------------------------------------------------------------# +# selection_menu () # +# shows the menu with two options. # +# Parameter: $1(title) $2(option1) $3(option2) # +# change the value of $result to 1 or 2 according to option # +# selected. # +# ------------------------------------------------------------# selection_menu() { choice="$(zenity --width=600 --height=200 --list --radiolist --title="$1" --text "<b>Choose :</b> " --hide-header --column "selection" --column "options" FALSE "$2" FALSE "$3")" case "${choice}" in $2 ) - result="1" + result="1" # if option1 is selected. ;; $3 ) - result="2" + result="2" # if option2 is selected. ;; esac } +# ------------------------------------------------------------# +# sudoAccess () # +# get the sudo password from user via zenity window and # +# stores in a global variable ($password). # +# # +# ------------------------------------------------------------# +sudoAccess() { +# Remove any previous sudo passwords +sudo -K +# In case of wrong password, else condition will fail(return 1) +# and executes from beginning +while true +do +# Get password from user +password=$(zenity --title "Enter your password to continue" --password) +# zenity dialog button 'Cancel' returns 1, and 'Yes' returns 0. +# Check for zenity 'Cancel' option +if [ $? -eq 1 ] +then +exit 0 +else +# sending user entered password to 'echo' command to verify +# password, if wrong it will repeat from beginning +echo $password | sudo -S echo "test">/dev/null +if [ $? -eq 0 ] +then +break +fi +fi +done +} +# ------------------------------------------------------------# +# Prompt a dialog box asking user to remove all the external # +# media and after that stores the size of disk without media # +# on $sizeofDiskBeforeSDCARD # +# ------------------------------------------------------------# +removeSDCARD() { +# The dialog box below will ask user to remove drive(sdcard) +zenity --question --title "Remove media" \ +--text "Please remove your drive(sdcard) if connected, +then press YES to continue" +# Checking the return value of zenity dialog, same as previous function +if [ $? -eq 1 ] +then +exit 0 +else +# This will return size of disk without our media +sizeofDiskBeforeSDCARD=$(echo $password | sudo -S sfdisk -s\ +| tail -1 | awk '{print $2}') +fi +} +# ------------------------------------------------------------# +# Prompt a dialog box asking user to connect the required # +# media stores the size of disk after inserting the media # +# on $sizeofDiskAfterSDCARD. # +# ------------------------------------------------------------# +insertSDCARD() { +# The dialog box below will ask user to insert sdcard +zenity --question --title "Insert media" --text "Now please insert your drive(sdcard) back,\ +then press YES to continue" +# Checking the button selected in zenity dialog +if [ $? -eq 1 ] +then +exit 0 +else +# sfdisk prints the total disk space in KB +sizeofDiskAfterSDCARD=$(echo $password | sudo -S sfdisk -s\ +| tail -1 | awk '{print $2}') +fi +} +# ------------------------------------------------------------# +# Prompt a dialog box showing the size of detected media in # +# GB. After calculating difference of sizeofDiskBeforeSDCARD # +# and sizeofDiskAfterSDCARD # +# ------------------------------------------------------------# +SizeofSDCARD() { +# verifying new device by finding difference in size +# before and after insertion +sizeSDCARDKbytes=$(($sizeofDiskAfterSDCARD - $sizeofDiskBeforeSDCARD)) +# Converting into GB first +sizeSDCARD=$(echo "scale=2;$sizeSDCARDKbytes/1048576" | bc) +# Converting sizeSDCARD to integer, so as to use in conditional statement, +# if any card is detected it will go inside 'else' statement +if [ $(echo $sizeSDCARD |cut -f 1 -d '.') -eq 0 ] +then +zenity --info --title "Info" --text "No media found, please check and restart application" +exit 0 +else +zenity --question --title "Info" --text "A device of $sizeSDCARD GB is detected, the size will be less \ +than actual size of your device. Would you like to continue? \ +Press 'YES' to continue or 'NO' to quit !" +# If 'NO' is selected in zenity dialog then exit +if [ $? -eq 1 ] +then +exit 0 +fi +fi +} + + ################################################################################### # Execution starts here. zenity --width=600 --height=200 --info --text "You need an 8Gb or above external storage device (sdcard /pendrive) to continue" +sudoAccess +removeSDCARD +insertSDCARD +SizeofSDCARD selection_menu "Select Backup mode" "Incremental Backup" "Complete Backup" case "${result}" in "1" ) #Incremental |