diff --git a/pishrink.sh b/pishrink.sh index d2f922a..6aa70bf 100755 --- a/pishrink.sh +++ b/pishrink.sh @@ -1,6 +1,6 @@ #!/bin/bash -version="v0.1.2" +version="v0.1.3" CURRENT_DIR=$(pwd) SCRIPTNAME="${0##*/}" @@ -175,72 +175,36 @@ if [ "$should_skip_autoexpand" = false ]; then #Make pi expand rootfs on next boot mountdir=$(mktemp -d) mount "$loopback" "$mountdir" - - if [ "$(md5sum "$mountdir/etc/rc.local" | cut -d ' ' -f 1)" != "0542054e9ff2d2e0507ea1ffe7d4fc87" ]; then - echo "Creating new /etc/rc.local" - mv "$mountdir/etc/rc.local" "$mountdir/etc/rc.local.bak" - #####Do not touch the following lines##### -cat <<\EOF1 > "$mountdir/etc/rc.local" -#!/bin/bash -do_expand_rootfs() { - ROOT_PART=$(mount | sed -n 's|^/dev/\(.*\) on / .*|\1|p') - - PART_NUM=${ROOT_PART#mmcblk0p} - if [ "$PART_NUM" = "$ROOT_PART" ]; then - echo "$ROOT_PART is not an SD card. Don't know how to expand" - return 0 - fi - - # Get the starting offset of the root partition - PART_START=$(parted /dev/mmcblk0 -ms unit s p | grep "^${PART_NUM}" | cut -f 2 -d: | sed 's/[^0-9]//g') - [ "$PART_START" ] || return 1 - # Return value will likely be error for fdisk as it fails to reload the - # partition table because the root fs is mounted - fdisk /dev/mmcblk0 < /etc/rc.local && + #From https://raw.githubusercontent.com/RPi-Distro/pi-gen/master/stage2/01-sys-tweaks/files/resize2fs_once + cat <<\EOF > "$mountdir/etc/init.d/resize2fs_once" #!/bin/sh -echo "Expanding /dev/$ROOT_PART" -resize2fs /dev/$ROOT_PART -rm -f /etc/rc.local; cp -f /etc/rc.local.bak /etc/rc.local; /etc/rc.local - +### BEGIN INIT INFO +# Provides: resize2fs_once +# Required-Start: +# Required-Stop: +# Default-Start: 3 +# Default-Stop: +# Short-Description: Resize the root filesystem to fill partition +# Description: +### END INIT INFO +. /lib/lsb/init-functions +case "$1" in + start) + log_daemon_msg "Starting resize2fs_once" + ROOT_DEV=$(findmnt / -o source -n) && + resize2fs $ROOT_DEV && + update-rc.d resize2fs_once remove && + rm /etc/init.d/resize2fs_once && + log_end_msg $? + ;; + *) + echo "Usage: $0 start" >&2 + exit 3 + ;; +esac EOF -reboot -exit -} -raspi_config_expand() { -/usr/bin/env raspi-config --expand-rootfs -if [[ $? != 0 ]]; then - return -1 -else - rm -f /etc/rc.local; cp -f /etc/rc.local.bak /etc/rc.local; /etc/rc.local - reboot - exit -fi -} -raspi_config_expand -echo "WARNING: Using backup expand..." -sleep 5 -do_expand_rootfs -echo "ERROR: Expanding failed..." -sleep 5 -rm -f /etc/rc.local; cp -f /etc/rc.local.bak /etc/rc.local; /etc/rc.local -exit 0 -EOF1 - #####End no touch zone##### - chmod +x "$mountdir/etc/rc.local" - fi + chmod +x "$mountdir/etc/init.d/resize2fs_once" + ln -s "$mountdir/etc/init.d/resize2fs_once" "$mountdir/etc/rc3.d/resize2fs_once" umount "$mountdir" else echo "Skipping autoexpanding process..."