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dietpi-drive_manager
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#!/bin/bash
{
# ////////////////////////////////////
# DietPi Drive Manager
#
#////////////////////////////////////
# Created by Daniel Knight / [email protected] / dietpi.com
#
#////////////////////////////////////
#
# Info: Drive Manager for DietPi
#
# Notes: Script does not support VM image.
#
# Usage:
# = Drive Manager
# 1 = Selectadrive! Provides a list of available drive mount locations, with value on selection saved to: /tmp/dietpi-drive_manager_selmnt
# 2 = Returns exit 1 if low on freespace
# 3 = Returns exit 1 if rootfs is currently RO (NB: simple check via mount cmd, does not init full drive manager vars, for quicker loading/processing)
# 4 = Generates a new /etc/fstab based on current mounted drives (for use in PREP_SYSTEM_FOR_DIETPI.sh)
#
# NB: This script does not support quoted/string UUID entries in /etc/fstab.
#////////////////////////////////////
#Grab Input (valid interger)
INPUT=0
if [[ $1 =~ ^-?[0-9]+$ ]]; then
INPUT=$1
fi
#Import DietPi-Globals ---------------------------------------------------------------
if [ -f /DietPi/dietpi/func/dietpi-globals ]; then
. /DietPi/dietpi/func/dietpi-globals
# - Support for loading during PREP_SYSTEM
elif [ -f "$HOME"/dietpi-globals ]; then
. "$HOME"/dietpi-globals
fi
G_CHECK_ROOT_USER
export G_PROGRAM_NAME='DietPi-Drive_Manager'
G_INIT
#Import DietPi-Globals ---------------------------------------------------------------
EXIT_CODE=0
PROGRAM_NAME='DietPi-Drive Manager'
#Service control for script
SERVICE_CONTROL=1
#Return values
FP_DRIVE_MANAGER_SELECTION='/tmp/dietpi-drive_manager_selmnt'
#FP
FP_TEMP_FSTAB='/tmp/.fstab'
FP_ROOTFS_SOURCE=0
#Drives
MAX_DRIVES=0
FORMAT_GPT=1 # default GPT: https://github.com/Fourdee/DietPi/issues/531. 0=MBR
FORMAT_FILESYSTEM_TYPE=0 #0=ext4 1=ntfs 2=fat32 3=hfs+ 4=btrfs 5=f2fs 6=exfat
FORMAT_RECREATE_PARTITION_TABLE=1 #0=for rootfs transfer
FORMAT_COMPLETED=0
FORMAT_PREVIOUS_MOUNT_SOURCE=0 #Used to obtain previous mount source fp, before a format, for rootfs transfer
INDEX_DRIVE_BEING_EDITED=0
ROOTFS_RW_CHECKED=0
aDRIVE_UUID=()
aDRIVE_PART_UUID=()
aDRIVE_MOUNT_SOURCE=()
aDRIVE_MOUNT_TARGET=()
aDRIVE_FSTYPE=()
aDRIVE_SIZE_TOTAL=()
aDRIVE_SIZE_USED=()
aDRIVE_SIZE_PERCENTUSED=()
aDRIVE_SIZE_FREE=()
aDRIVE_ISAVAILABLE=()
aDRIVE_ISFILESYSTEM=()
aDRIVE_ISMOUNTED=()
aDRIVE_ISUUIDMOUNT=()
aDRIVE_ISREADONLY_FSTAB=()
aDRIVE_ISREADONLY_CURRENTLY=()
INIT_FSTAB_SLOTS_ENABLED=0
FP_USERDATA_CURRENT=0
Destroy(){
#Delete []
unset aDRIVE_MOUNT_SOURCE
unset aDRIVE_MOUNT_TARGET
unset aDRIVE_FSTYPE
unset aDRIVE_SIZE_TOTAL
unset aDRIVE_SIZE_USED
unset aDRIVE_SIZE_PERCENTUSED
unset aDRIVE_SIZE_FREE
unset aDRIVE_PART_UUID
unset aDRIVE_UUID
unset aDRIVE_ISMOUNTED
unset aDRIVE_ISFILESYSTEM
unset aDRIVE_ISAVAILABLE
unset aDRIVE_ISUUIDMOUNT
unset aDRIVE_ISREADONLY_FSTAB
unset aDRIVE_ISREADONLY_CURRENTLY
}
Init_Drives_and_Refresh(){
#---------------------------------------------------------------
local init=1
while (( $init ))
do
init=0
G_DIETPI-NOTIFY 2 "Detecting drives, please wait..."
#Copy FSTAB to ram, faster exe
cp /etc/fstab "$FP_TEMP_FSTAB"
#Get list of all attached drives:
MAX_DRIVES=$(blkid -o device | wc -l)
local fp_temp='/tmp/.dietpi-drive_manager_devlist'
blkid -o device > $fp_temp
readarray -t aDRIVE_MOUNT_SOURCE < $fp_temp
# UUID
blkid -s UUID -o value > $fp_temp
readarray -t aDRIVE_UUID < $fp_temp
# PARTUUID
blkid -s PARTUUID -o value > $fp_temp
readarray -t aDRIVE_PART_UUID < $fp_temp
# TYPE
blkid -s TYPE -o value > $fp_temp
readarray -t aDRIVE_FSTYPE < $fp_temp
# - Check fstab for existing entries and mount locations
local mount_index=1
for ((i=0; i<$MAX_DRIVES; i++))
do
aDRIVE_ISAVAILABLE[$i]=0
aDRIVE_ISUUIDMOUNT[$i]=0
aDRIVE_MOUNT_TARGET[$i]='NULL'
local drive_mount_target_dev=$(grep -m1 "${aDRIVE_MOUNT_SOURCE[$i]}[[:space:]]" "$FP_TEMP_FSTAB" | awk '{print $2}')
local drive_mount_target_uuid=$(grep -m1 "UUID=${aDRIVE_UUID[$i]}[[:space:]]" "$FP_TEMP_FSTAB" | awk '{print $2}')
local drive_mount_target_partuuid=$(grep -m1 "PARTUUID=${aDRIVE_PART_UUID[$i]}[[:space:]]" "$FP_TEMP_FSTAB" | awk '{print $2}')
# - check /dev/sdX
if [ -n "$drive_mount_target_dev" ]; then
aDRIVE_MOUNT_TARGET[$i]=$drive_mount_target_dev
aDRIVE_ISAVAILABLE[$i]=1
G_DIETPI-NOTIFY 2 "Detected /dev mount: ${aDRIVE_MOUNT_SOURCE[$i]} > ${aDRIVE_MOUNT_TARGET[$i]}"
# - check UUID
elif [ -n "$drive_mount_target_uuid" ]; then
aDRIVE_MOUNT_TARGET[$i]=$drive_mount_target_uuid
aDRIVE_ISAVAILABLE[$i]=1
aDRIVE_ISUUIDMOUNT[$i]=1
G_DIETPI-NOTIFY 2 "Detected UUID mount: ${aDRIVE_MOUNT_SOURCE[$i]} > ${aDRIVE_MOUNT_TARGET[$i]}"
# - check PARTUUID
elif [ -n "$drive_mount_target_partuuid" ]; then
aDRIVE_MOUNT_TARGET[$i]=$drive_mount_target_partuuid
aDRIVE_ISAVAILABLE[$i]=1
aDRIVE_ISUUIDMOUNT[$i]=1
G_DIETPI-NOTIFY 2 "Detected PARTUUID mount: ${aDRIVE_MOUNT_SOURCE[$i]} > ${aDRIVE_MOUNT_TARGET[$i]}"
# - Active drive mount does not exist in fstab, create one
elif [ -n "${aDRIVE_UUID[$i]}" ]; then #Ignore master partition tables / drives with no UUID
aDRIVE_MOUNT_TARGET[$i]="/mnt/${aDRIVE_UUID[$i]}"
G_DIETPI-NOTIFY 2 "Creating UUID fstab entry: ${aDRIVE_MOUNT_SOURCE[$i]}"
# Always check for rootFS device and set target manually
# - EG: RPi, rootFS source is reported as /dev/root in df scrapes.
if [ "${aDRIVE_MOUNT_SOURCE[$i]}" = "$(findmnt / -o source -n)" ]; then
aDRIVE_MOUNT_TARGET[$i]='/'
G_DIETPI-NOTIFY 2 " - Drive is currently mounted, using existing mount location: ${aDRIVE_MOUNT_TARGET[$i]}"
# Check if the drive is already mounted (but not set in fstab) and use existing mount target
elif (( $(df -P | grep -ci -m1 "${aDRIVE_MOUNT_SOURCE[$i]}[[:space:]]") )); then
G_DIETPI-NOTIFY 2 " - Drive is currently mounted, using existing mount location: ${aDRIVE_MOUNT_TARGET[$i]}"
aDRIVE_MOUNT_TARGET[$i]=$(df -P | grep -m1 "${aDRIVE_MOUNT_SOURCE[$i]}[[:space:]]" | awk '{print $NF}')
fi
# remove any previous/disabled entries for drive
sed -i "\@^${aDRIVE_MOUNT_SOURCE[$i]}[[:space:]]@d" "$FP_TEMP_FSTAB"
sed -i "\@^UUID=${aDRIVE_UUID[$i]}[[:space:]]@d" "$FP_TEMP_FSTAB"
sed -i "\@^PARTUUID=${aDRIVE_PART_UUID[$i]}[[:space:]]@d" "$FP_TEMP_FSTAB"
local mount_options='defaults,noatime,x-systemd.automount,nofail'
local mount_type_index=0
# Override rootFS/Boot options
# - Disable nofail for RootFS & boot, which will be ignored, causing warning:
# - x-systemd.automount RootFS, breaks FS_partition
# - x-systemd.automount Boot, breaks dietpi-ramdisk on ASUS TB
if [ "${aDRIVE_MOUNT_TARGET[$i]}" == '/' ] ||
[ "${aDRIVE_MOUNT_TARGET[$i]}" == '/boot' ]; then
mount_options='defaults,noatime'
# RPi, PARTUUID to support USB rootFS/boot: https://github.com/Fourdee/DietPi/issues/970
if (( $G_HW_MODEL < 10 )); then
mount_type_index=1
fi
fi
local mount_type_string=0
if (( $mount_type_index == 0 )); then
mount_type_string="UUID=${aDRIVE_UUID[$i]}"
elif (( $mount_type_index == 1 )); then
mount_type_string="PARTUUID=${aDRIVE_PART_UUID[$i]}"
fi
echo -e "$mount_type_string ${aDRIVE_MOUNT_TARGET[$i]} auto $mount_options 0 0" >> "$FP_TEMP_FSTAB"
aDRIVE_ISAVAILABLE[$i]=1
aDRIVE_ISUUIDMOUNT[$i]=1
fi
#create mount folders
if (( ${aDRIVE_ISAVAILABLE[$i]} )) &&
[ ! -d "${aDRIVE_MOUNT_TARGET[$i]}" ]; then
G_DIETPI-NOTIFY 2 "Creating mount folder for ${aDRIVE_MOUNT_TARGET[$i]}"
mkdir -p "${aDRIVE_MOUNT_TARGET[$i]}"
fi
done
cp "$FP_TEMP_FSTAB" /etc/fstab
systemctl daemon-reload
rm "$FP_TEMP_FSTAB"
mount -a
#---------------------------------------------------------------
G_DIETPI-NOTIFY 2 "Processing drive information, please wait..."
#ROOTFS location
FP_ROOTFS_SOURCE=$(df -P | grep -m1 '[[:space:]]/$' | awk '{print $1}')
#Get data on mounted drives
for ((i=0; i<$MAX_DRIVES; i++))
do
# - init
aDRIVE_FSTYPE[$i]='No filesystem'
aDRIVE_SIZE_TOTAL[$i]='NULL'
aDRIVE_SIZE_USED[$i]='NULL'
aDRIVE_SIZE_FREE[$i]='NULL'
aDRIVE_SIZE_PERCENTUSED[$i]='NULL'
aDRIVE_ISMOUNTED[$i]=0
aDRIVE_ISFILESYSTEM[$i]=0
aDRIVE_ISREADONLY_FSTAB[$i]=0
aDRIVE_ISREADONLY_CURRENTLY[$i]=0
cmd_scrape_string=$(blkid "${aDRIVE_MOUNT_SOURCE[$i]}" -s TYPE -o value)
if [ -n "$cmd_scrape_string" ]; then
aDRIVE_ISFILESYSTEM[$i]=1
aDRIVE_FSTYPE[$i]="$cmd_scrape_string"
fi
#mounted drive, pull size data
cmd_scrape_string=$(df -Ph | grep -m1 "${aDRIVE_MOUNT_TARGET[$i]}$" | awk '{print $2}')
if [ -n "$cmd_scrape_string" ]; then
aDRIVE_SIZE_TOTAL[$i]="$cmd_scrape_string"
aDRIVE_ISMOUNTED[$i]=1
fi
cmd_scrape_string=$(df -Ph | grep -m1 "${aDRIVE_MOUNT_TARGET[$i]}$" | awk '{print $3}')
if [ -n "$cmd_scrape_string" ]; then
aDRIVE_SIZE_USED[$i]="$cmd_scrape_string"
fi
cmd_scrape_string=$(df -Ph | grep -m1 "${aDRIVE_MOUNT_TARGET[$i]}$" | awk '{print $4}')
if [ -n "$cmd_scrape_string" ]; then
aDRIVE_SIZE_FREE[$i]="$cmd_scrape_string"
fi
cmd_scrape_string=$(df -Ph | grep -m1 "${aDRIVE_MOUNT_TARGET[$i]}$" | awk '{print $5}')
if [ -n "$cmd_scrape_string" ]; then
aDRIVE_SIZE_PERCENTUSED[$i]="$cmd_scrape_string"
fi
cmd_scrape_string=$(grep -m1 "[[:space:]]${aDRIVE_MOUNT_TARGET[$i]}[[:space:]]" /etc/fstab | grep -m1 ',ro,')
if [ -n "$cmd_scrape_string" ]; then
aDRIVE_ISREADONLY_FSTAB[$i]=1
fi
#NB: We cant use -m1 for initial check as results can be:
# root@DietPi:~# cat /proc/mounts | grep ' / '
# rootfs / rootfs rw 0 0
# /dev/mmcblk0p2 / ext4 ro,noatime,discard,data=ordered 0 0
cmd_scrape_string=$(grep "[[:space:]]${aDRIVE_MOUNT_TARGET[$i]}[[:space:]]" /proc/mounts | grep -m1 '[[:space:]]ro,')
if [ -n "$cmd_scrape_string" ]; then
aDRIVE_ISREADONLY_CURRENTLY[$i]=1
fi
done
#Check for RO on rootfs and enable RW before this script can run
if (( ! $ROOTFS_RW_CHECKED )); then
ROOTFS_RW_CHECKED=1
for ((i=0; i<$MAX_DRIVES; i++))
do
if [ "${aDRIVE_MOUNT_TARGET[$i]}" = "/" ] &&
(( ${aDRIVE_ISREADONLY_CURRENTLY[$i]} )); then
INDEX_DRIVE_BEING_EDITED=$i
G_DIETPI-NOTIFY 2 "RootFS is currently set to R/O. $PROGRAM_NAME requires R/W access."
whiptail --title "RootFS is R/O" --yesno "RootFS is currently set to 'Read Only'. DietPi-Drive_Manager requires 'Read Write' access to function.\n\nWould you like to renable 'Read Write' access on RootFS?" --backtitle "$PROGRAM_NAME" --defaultno 14 75
if (( $? == 0 )); then
Toggle_WriteMode
G_DIETPI-NOTIFY 0 "RootFS R/W now enabled."
# reinit
init=1
else
/DietPi/dietpi/dietpi-services start
G_DIETPI-NOTIFY 0 "RootFS currently set to R/O."
G_DIETPI-NOTIFY 2 "Please run 'dietpi-drive_manager' again, if you want to re-enable RootFS R/W."
Destroy
exit
fi
fi
done
fi
#Obtain actual user data location on disk (follows symlinks)
FP_USERDATA_CURRENT=$(readlink -f $G_FP_DIETPI_USERDATA)
done
}
Return_Drive_Without_Partitions(){
#$1 = dev source
if [[ $1 == /dev/sd* ]]; then
echo -e "$1" | sed 's/[0-9]$//g'
#mmc
else
echo -e "$1" | sed 's/p[0-9]$//g'
fi
}
Run_Format(){
local drivepath_no_partitions=$(Return_Drive_Without_Partitions ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]})
# - Unmount drive
umount ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}
if (( $FORMAT_RECREATE_PARTITION_TABLE )); then
# - Clear MBR and partition table from device, and then some.
dd if=/dev/zero of=$drivepath_no_partitions bs=5M count=1
# - Create partition table type
local parition_table_type='msdos'
if (( $FORMAT_GPT )); then
parition_table_type='gpt'
fi
G_DIETPI-NOTIFY 2 "Partition table target: $parition_table_type"
parted -s "$drivepath_no_partitions" mklabel "$parition_table_type"
parted -a optimal "$drivepath_no_partitions" mkpart primary 0% 100%
# parted -s "${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}" mklabel "$parition_table_type"
# parted -a optimal "${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}" mkpart primary 0% 100%
#partprobe #this mounts all drives
sleep 1 # due to systemD automount, wait for it.
umount ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}
else
# - Clear partition from device
dd if=/dev/zero of=${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]} bs=5M count=1
fi
# - Format ext4
if (( $FORMAT_FILESYSTEM_TYPE == 0 )); then
# force
mkfs.ext4 -F ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}
resize2fs ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}
# - Format NTFS
elif (( $FORMAT_FILESYSTEM_TYPE == 1 )); then
# fast format / no indexing / force
mkfs.ntfs -f -I -F ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}
# - Format FAT32
elif (( $FORMAT_FILESYSTEM_TYPE == 2 )); then
# use 1 parition on whole device
mkfs.vfat -I ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}
# - Format HFS+
elif (( $FORMAT_FILESYSTEM_TYPE == 3 )); then
mkfs.hfsplus ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}
# - Format btrfs
elif (( $FORMAT_FILESYSTEM_TYPE == 4 )); then
# force
mkfs.btrfs -f ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}
# - Format f2fs
elif (( $FORMAT_FILESYSTEM_TYPE == 5 )); then
mkfs.f2fs ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}
# - Format exFAT
elif (( $FORMAT_FILESYSTEM_TYPE == 6 )); then
mkfs.exfat ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}
fi
#Remove previous fstab entry and mount location
rm -R "${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}"
sed -i "\@${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}[[:space:]]@d" /etc/fstab
FORMAT_COMPLETED=1
FORMAT_PREVIOUS_MOUNT_SOURCE=${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}
Init_Drives_and_Refresh
}
RootFS_Move(){
#Remove previous fstab entry and mount location
cp /etc/fstab /etc/fstab.bak #incase of Rsync fail
# redetect index, after format
for ((i=0; i<$MAX_DRIVES; i++))
do
if [ "${aDRIVE_MOUNT_SOURCE[$i]}" = "$FORMAT_PREVIOUS_MOUNT_SOURCE" ]; then
INDEX_DRIVE_BEING_EDITED=$i
break
fi
done
# Remove automatic entry for new uuid
sed -i "\@${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}[[:space:]]@d" /etc/fstab
# Add new rootfs entry
sed -i "\@[[:space:]]/[[:space:]]@c UUID=${aDRIVE_UUID[$INDEX_DRIVE_BEING_EDITED]} / auto defaults,noatime 0 1" /etc/fstab
# - install rsync
if (( ! $(dpkg --get-selections | grep -ci -m1 '^rsync[[[:space:]]') )); then
G_DIETPI-NOTIFY 2 "Installing Rsync, please wait...\n"
sleep 1
G_AGI rsync
fi
rsync -paxv --exclude '/lost+found' / "${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}"/
if (( $? != 0 )); then
G_DIETPI-NOTIFY 1 'Rsync has failed, RootFS transfer has been aborted.'
# revert FSTAB changes
cp /etc/fstab.bak /etc/fstab
Destroy
exit
fi
#RPi | cmdline.txt
if (( $G_HW_MODEL < 10 )); then
# find current root= and replace
local rootfs_current=$(awk '{for(i=1;i<=NF;i++) {print $i} }' /boot/cmdline.txt | grep -m1 'root=')
sed -i "s#$rootfs_current#root=PARTUUID=${aDRIVE_PART_UUID[$INDEX_DRIVE_BEING_EDITED]}#g" /boot/cmdline.txt
# Add root delay
if (( ! $(grep -ci -m1 '[[:space:]]rootdelay=' /boot/cmdline.txt) )); then
sed -i "s#console=tty1#console=tty1 rootdelay=10#g" /boot/cmdline.txt
fi
# set FS type
local rootfstype_current=$(awk '{for(i=1;i<=NF;i++) {print $i} }' /boot/cmdline.txt | grep -m1 'rootfstype=')
sed -i "s#$rootfstype_current#rootfstype=${aDRIVE_FSTYPE[$INDEX_DRIVE_BEING_EDITED]}#g" /boot/cmdline.txt
#C1/C2/XU4 | /DietPi/boot.ini
elif (( $G_HW_MODEL == 10 || $G_HW_MODEL == 11 || $G_HW_MODEL == 12 )); then
# find current root= to replace
local rootfs_current=$(awk '{for(i=1;i<=NF;i++) {print $i} }' /DietPi/boot.ini | grep -m1 'root=' | sed 's/\"//')
sed -i "s#$rootfs_current#root=UUID=${aDRIVE_UUID[$INDEX_DRIVE_BEING_EDITED]}#g" /DietPi/boot.ini
fi
systemctl daemon-reload
whiptail --title "RootFS transfer completed" --msgbox "RootFS transfer completed. Press enter to reboot system." --backtitle "$PROGRAM_NAME" 8 60
reboot
}
RootFS_Low_Free_Space_Check(){
# global min limit (MB)
local free_space_limit=500
G_DIETPI-NOTIFY 2 'Checking available free space on RootFS, please wait...'
#Find rootfs
for ((i=0; i<$MAX_DRIVES; i++))
do
if [ "/" = "${aDRIVE_MOUNT_TARGET[$i]}" ]; then
INDEX_DRIVE_BEING_EDITED=$i
# Obtain free space (MB)
local free_space_current=$(df -B M | grep -m1 "${aDRIVE_MOUNT_TARGET[$i]}$" | awk '{print $4}' | sed 's/[^0-9]//g')
if (( $free_space_current < $free_space_limit )); then
local message="Error:\n\nAvailable free space on RootFS is low ($free_space_current MB). To prevent potential issues due to running out of free space, this script will now be terminated.\n\nPlease free up at least $free_space_limit MB of free space, then try again."
whiptail --title "Insufficient free space" --msgbox "$message" --backtitle "$PROGRAM_NAME" 14 70
G_DIETPI-NOTIFY 1 "Insufficient free space on RootFS. $free_space_current MB available, $free_space_limit MB required"
G_DIETPI-NOTIFY 1 'Aborting'
# export
EXIT_CODE=1
else
G_DIETPI-NOTIFY 0 "$free_space_current MB available, $free_space_limit MB required"
fi
break
fi
done
#Still waiting for Freespace 3 :(
}
RootFS_RW_Check(){
# local fp_test_file="$HOME/dietpi-drive_manager_rw_test"
# echo 0 > "$fp_test_file"
# if (( $? != 0 )); then
# G_DIETPI-NOTIFY 1 "RootFS is currently set to R/O."
# EXIT_CODE=1
# fi
# rm "$fp_test_file" &> /dev/null
G_DIETPI-NOTIFY 2 "Checking RootFS R/W access. Please wait..."
if (( $(mount | grep -m1 '[[:space:]]/[[:space:]]' | grep -ci -m1 '(ro,') )); then
G_DIETPI-NOTIFY 1 "RootFS is currently set to R/O."
G_DIETPI-NOTIFY 2 "DietPi requires RootFS R/W access. Please run 'dietpi-drive_manager' to re-enable.\n"
EXIT_CODE=1
else
G_DIETPI-NOTIFY 0 "RootFS R/W access.\n"
fi
}
Toggle_WriteMode(){
local line_number=$(grep -m1 -n "[[:space:]]${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}[[:space:]]" /etc/fstab |cut -f1 -d:)
local exit_status=0
local message_result=0
if (( ${aDRIVE_ISREADONLY_FSTAB[$INDEX_DRIVE_BEING_EDITED]} || ${aDRIVE_ISREADONLY_CURRENTLY[$INDEX_DRIVE_BEING_EDITED]} )); then
message_result=$(mount -v -o rw,remount "${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}" 2>&1)
exit_status=$?
# Apply this only if no ,ro, exists?
sed -i "${line_number}s/[[:space:]]defaults,ro,/ defaults,/" /etc/fstab
else
sed -i "${line_number}s/[[:space:]]defaults,/ defaults,ro,/" /etc/fstab
message_result=$(mount -v -o ro,remount "${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}" 2>&1)
exit_status=$?
fi
systemctl daemon-reload
mount -a
if (( $exit_status != 0 )); then
whiptail --title "Failed to apply now" --msgbox "Due to:\n - $message_result\n\nIf you have set to read only, this will be active on next reboot." --backtitle "$PROGRAM_NAME" 14 70
fi
}
TARGETMENUID=0
MENU_LASTITEM=''
Menu_Main_Drive_Manager(){
#Generate menu
local whiptail_menu_array=()
#List all available drives
local drive_available=0
for ((i=0; i<$MAX_DRIVES; i++))
do
drive_available=1
if (( ${aDRIVE_ISAVAILABLE[$i]} )); then
#Seperate list if 1st partition on drive
if (( $(echo -e "${aDRIVE_MOUNT_SOURCE[$i]}" | grep -ci -m1 '1$') )); then
local drivepath_no_partitions=$(Return_Drive_Without_Partitions ${aDRIVE_MOUNT_SOURCE[$i]})
whiptail_menu_array+=('' "─($drivepath_no_partitions)────────────────────────────────────────")
fi
#Drive is fully mounted:
if (( ${aDRIVE_ISMOUNTED[$i]} )); then
#| ${aDRIVE_UUID[$i]}
whiptail_menu_array+=("${aDRIVE_MOUNT_TARGET[$i]}" ": ${aDRIVE_MOUNT_SOURCE[$i]} | ${aDRIVE_FSTYPE[$i]} | Size: ${aDRIVE_SIZE_TOTAL[$i]} | Used: ${aDRIVE_SIZE_USED[$i]} (${aDRIVE_SIZE_PERCENTUSED[$i]})")
#Not mounted, why?
else
#Drive has no FS:
if (( ! ${aDRIVE_ISFILESYSTEM[$i]} )); then
whiptail_menu_array+=("${aDRIVE_MOUNT_TARGET[$i]}" ": ${aDRIVE_MOUNT_SOURCE[$i]} | No filesystem / format required")
#Drive is not mounted:
else
whiptail_menu_array+=("${aDRIVE_MOUNT_TARGET[$i]}" ": ${aDRIVE_MOUNT_SOURCE[$i]} | ${aDRIVE_FSTYPE[$i]} | Not mounted")
fi
fi
fi
done
whiptail_menu_array+=("" "───────────────────────────────────────────────────────")
if (( ! $drive_available )); then
whiptail_menu_array+=("Refresh" ": No drives found. Insert a drive and select this option")
else
whiptail_menu_array+=("Refresh" ": Scan for recently added/removed drives")
fi
# - User data
local userdata_location_text="RootFS ($FP_USERDATA_CURRENT)"
if [ "$FP_USERDATA_CURRENT" != "$G_FP_DIETPI_USERDATA" ]; then
userdata_location_text="USB ($FP_USERDATA_CURRENT)"
fi
WHIP_TITLE="$PROGRAM_NAME"
OPTION=$(whiptail --title "$WHIP_TITLE" --menu "Please select a drive to see available options.\n - User data location: $userdata_location_text" --default-item "$MENU_LASTITEM" --cancel-button "Exit" --backtitle "$PROGRAM_NAME" 20 110 11 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
CHOICE=$?
unset whiptail_menu_array
if (( $CHOICE == 0 )); then
MENU_LASTITEM="$OPTION"
#Refresh
if [ "$OPTION" = "Refresh" ]; then
Init_Drives_and_Refresh
#Edit drive
else
Init_Drives_and_Refresh
#Match selected mount target against index
for ((i=0; i<$MAX_DRIVES; i++))
do
if [ "$OPTION" = "${aDRIVE_MOUNT_TARGET[$i]}" ]; then
# - Check if drive is still attached and available
if (( ${aDRIVE_ISAVAILABLE[$i]} )); then
INDEX_DRIVE_BEING_EDITED=$i
TARGETMENUID=1
break
elif [ -n "$OPTION" ]; then
whiptail --title "Info: No drive" --msgbox "This drive is no longer available" --backtitle "$PROGRAM_NAME" 8 60
break
fi
fi
done
fi
#Exit
else
Menu_Exit
fi
}
Menu_Drive_Manager_Edit_Drive(){
#Return to this menu
TARGETMENUID=1
local partition_contains_userdata=0
#Generate menu
local whiptail_desc=()
local whiptail_menu_array=()
whiptail_desc+="Mount target: ${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}\n"
whiptail_desc+="Mount source: ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}\n"
#No filesystem
if (( ! ${aDRIVE_ISFILESYSTEM[$INDEX_DRIVE_BEING_EDITED]} )); then
whiptail_desc+="Status: Drive has no filesystem and must be formatted"
else
if (( ${aDRIVE_ISUUIDMOUNT[$INDEX_DRIVE_BEING_EDITED]} )); then
whiptail_desc+="Mount method: UUID (Permanent: always mount to 'Mount Target')\n"
else
whiptail_desc+="Mount method: /dev/sd (Warning: mount location not permanent, use UUID)\n"
fi
whiptail_desc+="Filesystem: ${aDRIVE_FSTYPE[$INDEX_DRIVE_BEING_EDITED]}\n"
whiptail_desc+="UUID: ${aDRIVE_UUID[$INDEX_DRIVE_BEING_EDITED]}\n"
if (( ${aDRIVE_ISMOUNTED[$INDEX_DRIVE_BEING_EDITED]} )); then
whiptail_desc+="Capacity: ${aDRIVE_SIZE_TOTAL[$INDEX_DRIVE_BEING_EDITED]}b\n"
whiptail_desc+="Used: ${aDRIVE_SIZE_USED[$INDEX_DRIVE_BEING_EDITED]}b (${aDRIVE_SIZE_PERCENTUSED[$INDEX_DRIVE_BEING_EDITED]})\n"
whiptail_desc+="Status: Drive is online and ready for use"
# - Disable mount control for /boot /rootfs
if [ "${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}" != "/" ] && [ "${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}" != "/boot" ]; then
whiptail_menu_array+=("Unmount" ": Allows you to physically remove the drive")
fi
if ( [ "${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}" != "/" ] && [[ $FP_USERDATA_CURRENT == "${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}"* ]] ) || #off rootfs
( [ "${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}" = "/" ] && [ "$FP_USERDATA_CURRENT" = "$G_FP_DIETPI_USERDATA" ] ); then #on rootfs
whiptail_menu_array+=("User data" ": Your user data is currently located on this drive")
partition_contains_userdata=1
else
whiptail_menu_array+=("Move User data" ": Move your DietPi user data to this drive")
fi
if (( ${aDRIVE_ISUUIDMOUNT[$INDEX_DRIVE_BEING_EDITED]} )); then
whiptail_menu_array+=("Mount Method" ": Change from UUID to /dev/sd")
else
whiptail_menu_array+=("Mount Method" ": Change from /dev/sd to UUID")
fi
#Read only?
if (( ${aDRIVE_ISREADONLY_FSTAB[$INDEX_DRIVE_BEING_EDITED]} || ${aDRIVE_ISREADONLY_CURRENTLY[$INDEX_DRIVE_BEING_EDITED]} )); then
whiptail_menu_array+=("Read Only" ": Enabled | Select to allow R/W")
whiptail_desc+="\nRead only: Enabled"
else
whiptail_menu_array+=("Read Only" ": Disabled | Select to set read only")
whiptail_desc+="\nRead only: Disabled"
fi
else
whiptail_desc+="Status: Drive is not mounted and can be unplugged\n"
whiptail_menu_array+=("Mount" ": Mount the drive to ${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}")
fi
fi
# - Disable format for /boot /rootfs
if [ "${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}" != "/" ] && [ "${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}" != "/boot" ]; then
whiptail_menu_array+=("Format" ": Wipe all data and format drive with ext4")
fi
#Transfer RootFS
if [[ ${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]} != $FP_ROOTFS_SOURCE ]] &&
(( $G_HW_MODEL < 10 || $G_HW_MODEL == 10 || $G_HW_MODEL == 11 || $G_HW_MODEL == 12 )); then
whiptail_menu_array+=("Transfer RootFS" ": Transfer RootFS to this drive")
fi
WHIP_TITLE="$PROGRAM_NAME"
OPTION=$(whiptail --title "$WHIP_TITLE" --menu "$whiptail_desc" --default-item "$MENU_LASTITEM" --cancel-button "Back" --backtitle "$PROGRAM_NAME" 22 90 6 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
CHOICE=$?
unset whiptail_desc
unset whiptail_menu_array
if (( $CHOICE == 0 )); then
MENU_LASTITEM="$OPTION"
if [ "$OPTION" = "Mount" ]; then
# - update fstab
sed -i -e "\@${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}[[:space:]]@s@^#@@" /etc/fstab
systemctl daemon-reload
mount "${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}"
elif [ "$OPTION" = "Unmount" ]; then
# - Disallow if userdata is located on this drive!
if (( $partition_contains_userdata )); then
whiptail --title "Info: dismount prevented" --msgbox "Your DietPi user data is currently located on this drive:\n - $FP_USERDATA_CURRENT\n\nDismounting the drive at this time is not possible.\n\nPlease move your user data elsewhere, before trying again:\nhttp://dietpi.com/phpbb/viewtopic.php?f=8&t=478" --backtitle "$PROGRAM_NAME" 13 80
else
umount "${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}"
# - update fstab
sed -i -e "\@${aDRIVE_MOUNT_TARGET[$INDEX_DRIVE_BEING_EDITED]}[[:space:]]@s@^#*@#@" /etc/fstab
systemctl daemon-reload
fi
elif [ "$OPTION" = "Mount Method" ]; then
#UUID exists?
if [ "${aDRIVE_UUID[$INDEX_DRIVE_BEING_EDITED]}" = "NULL" ]; then
whiptail --title "Error: No UUID" --msgbox "This drive does not have a UUID assigned. Unable to proceed." --backtitle "$PROGRAM_NAME" 8 60
else
if (( ${aDRIVE_ISUUIDMOUNT[$INDEX_DRIVE_BEING_EDITED]} )); then
sed -i "s@^UUID=${aDRIVE_UUID[$INDEX_DRIVE_BEING_EDITED]}@${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}@g" /etc/fstab
else
sed -i "s@^${aDRIVE_MOUNT_SOURCE[$INDEX_DRIVE_BEING_EDITED]}@UUID=${aDRIVE_UUID[$INDEX_DRIVE_BEING_EDITED]}@g" /etc/fstab
fi
# - update systemd to use fstab UUID changes
systemctl daemon-reload
fi
elif [ "$OPTION" = "Move User data" ]; then