torch-pi-gen/export-noobs/00-release/files/partition_setup.sh

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#!/bin/sh
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#supports_backup in PINN
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set -ex
# shellcheck disable=SC2154
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if [ -z "$part1" ] || [ -z "$part2" ]; then
printf "Error: missing environment variable part1 or part2\n" 1>&2
exit 1
fi
mkdir -p /tmp/1 /tmp/2
mount "$part1" /tmp/1
mount "$part2" /tmp/2
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sed /tmp/1/cmdline.txt -i -e "s|root=[^ ]*|root=${part2}|"
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sed /tmp/2/etc/fstab -i -e "s|^[^#].* / |${part2} / |"
sed /tmp/2/etc/fstab -i -e "s|^[^#].* /boot |${part1} /boot |"
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# shellcheck disable=SC2154
if [ -z "$restore" ]; then
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if [ -f /mnt/ssh ]; then
cp /mnt/ssh /tmp/1/
fi
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if [ -f /mnt/ssh.txt ]; then
cp /mnt/ssh.txt /tmp/1/
fi
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if [ -f /settings/wpa_supplicant.conf ]; then
cp /settings/wpa_supplicant.conf /tmp/1/
fi
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if ! grep -q resize /proc/cmdline; then
sed -i 's| init=/usr/lib/raspi-config/init_resize.sh||;s| quiet||2g' /tmp/1/cmdline.txt
fi
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fi
umount /tmp/1
umount /tmp/2