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feat(turris,omnia): automatically resize partition at startup
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wpetit
2023-04-07 11:38:27 +02:00
parent 87b15c940f
commit f6df7651da
3 changed files with 20 additions and 1 deletions
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15
misc/turris/omnia/uci-defaults/99-resize-disk.sh Normal file
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#!/bin/sh
set -eo pipefail
DISK=/dev/mmcblk0
PARTITION="${DISK}p2"
parted -s -a opt "$DISK" "resizepart 2 100%"
FS_SIZE="$(unsquashfs -s "$PARTITION" | grep -o 'Filesystem size [0-9]* bytes' | grep -o '[0-9][0-9]*')"
FS_OFFSET="$(expr '(' "$FS_SIZE" + 65535 ')' / 65536 '*' 65536)"
LOOP_DEVICE="$(losetup -f --show -o "$FS_OFFSET" "$PARTITION")"
e2fsck -fy "$LOOP_DEVICE"
resize2fs "$LOOP_DEVICE"