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Tag: resize

Resize Squashfs/Ext4 partition of OpenWRT in a Raspberry PI

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Quick cookbook for just doing what the subject of the post says:

opkg update
opkg install cfdisk
cfdisk
# change partition size using the UI
opkg install losetup resize2fs
BOOT="$(sed -n -e "/\s\/boot\s.*$/{s///p;q}" /etc/mtab)"
DISK="${BOOT%%[0-9]*}"
PART="$((${BOOT##*[^0-9]}+1))"
ROOT="${DISK}0p${PART}"
LOOP="$(losetup -f)"
losetup ${LOOP} ${ROOT}
fsck.ext4 -y ${LOOP}
resize2fs ${LOOP}
reboot