cubietruck-slackware/scripts/resize2fs-arch.sh
2014-02-15 13:06:26 +01:00

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#!/bin/bash
#
#
# Script to resize the partition and filesystem on SD card for
# Archlinux - Cubietruck
#
# Written by Klaus Schulz (soundcheck @ cubieforum.com)
#
# Use script at your own risk. There is a high risk that your loose your data
# by using the script, since it repartitions your media in realtime (mounted)
#
#####################################################################################
REVISION=1.0
DATE=02132014
DISKID=mmcblk0
PARTID=mmcblk0p1
resizepartition() {
echo "******Resizing partition******************************"
echo
sync
##### fdisk commands
#p print (check if first sector @2048 !! very important, if not all data ar elost if you continue !!!)
#d delete partition (just the table!)
#n new partition
#p primary partition
#1 partition number
#<ret> confirm default first sector @ 2048
#<ret> confirm default last sector @ max
#p print to verify new setup
#w write to disk
#####
FIRSTSECTOR="$(( echo p) | fdisk /dev/$DISKID | grep $PARTID | sed "s/\*//g" | tr -s " " | cut -f 2 -d " " )"
( echo d; echo n; echo p; echo 1; echo $FIRSTSECTOR; echo; echo w; ) | fdisk /dev/$DISKID
shutdown -r now
}
resizefs() {
echo "******Resizing filesystem******************************"
echo
resize2fs -p /dev/$PARTID
}
help() {
echo "
###############################################
Resizing Tool for Partion and Filesystem
Applicable to ArchLinux on Cubietruck.
Revision $REVISION
Warning:
You might loose all your data by running this
script. Run at your own risk!!!!
###############################################
Options:
-p : resizes mounted!! partition and reboots
-f : resizes filesystem
-h : help
###############################################
"
}
#####main################################################################################################
case $1 in
p) resizepartition
;;
f) resizefs
;;
*) help
;;
esac
exit 0