mirror of
https://github.com/nextcloud/nextcloudpi.git
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92 lines
2.6 KiB
Bash
92 lines
2.6 KiB
Bash
#!/bin/bash
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# Format a USB external drive as a unique ext4 partition
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#
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# Copyleft 2017 by Ignacio Nunez Hernanz <nacho _a_t_ ownyourbits _d_o_t_ com>
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# GPL licensed (see end of file) * Use at your own risk!
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#
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# Usage:
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#
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# ./installer.sh nc-format-USB.sh <IP> (<img>)
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#
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# See installer.sh instructions for details
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# More at: https://ownyourbits.com
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#
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LABEL_=myCloudDrive
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DESCRIPTION="Format an external USB drive as a ext4 partition (dangerous)"
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show_info()
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{
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whiptail --yesno \
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--backtitle "NextCloudPi configuration" \
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--title "Instructions for USB drive formatting" \
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"Make sure that ONLY the USB drive that you want to format is plugged in.
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Be careful, this will destroy any data in the USB drive
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** YOU WILL LOSE ALL YOUR USB DATA ** " \
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20 90
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}
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configure()
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{
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# count all disk devices except mmcblk0
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local NUM=$(( $( lsblk -l -n | awk '{ print $6 }' | grep disk | wc -l ) - 1 ))
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# only one plugged in
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[[ $NUM != 1 ]] && {
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echo "ERROR: counted $NUM devices. Please, only plug in the USB drive you want to format to ext4";
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return 1;
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}
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# umount if mounted
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umount /dev/USBdrive* &> /dev/null
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# check still not mounted
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local DEVS=()
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local LINKS=( $( ls /dev/USBdrive* 2>/dev/null ) )
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for link in ${LINKS[@]}; do
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DEVS+=( $( readlink $link ) )
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done
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for dev in ${DEVS[@]}; do
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grep -q /dev/$dev /proc/mounts && { echo "/dev/$dev is still mounted"; return 1; }
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done
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# do it
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local NAME=( $( lsblk -l -n | grep -v mmcblk | grep disk | awk '{ print $1 }' ) )
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[[ ${#NAME[@]} != 1 ]] && { echo "unexpected error"; return 1; }
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wipefs -a -f /dev/$NAME || return 1
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printf 'o\nn\np\n1\n\n\nw\n' | sudo fdisk /dev/$NAME || return 1
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mkfs.ext4 -F /dev/${NAME}1 -L "$LABEL_"
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# trigger automount rules if active
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test -f /etc/udev/rules.d/50-automount.rules || return 0
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udevadm trigger
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mount /dev/USBdrive*
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}
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install() { :; }
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cleanup() { :; }
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# License
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#
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# This script is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This script is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this script; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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# Boston, MA 02111-1307 USA
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