25 lines
514 B
Bash
25 lines
514 B
Bash
#!/bin/sh
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set -ex
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if [ -z "$part1" ] || [ -z "$part2" ]; then
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printf "Error: missing environment variable part1 or part2\n" 1>&2
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exit 1
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fi
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mkdir -p /tmp/1 /tmp/2
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mount "$part1" /tmp/1
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mount "$part2" /tmp/2
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sed /tmp/1/cmdline.txt -i -e "s|root=/dev/[^ ]*|root=${part2}|"
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sed /tmp/2/etc/fstab -i -e "s|^.* / |${part2} / |"
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sed /tmp/2/etc/fstab -i -e "s|^.* /boot |${part1} /boot |"
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if ! grep -q resize /proc/cmdline; then
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sed -i 's/ quiet init=.*$//' /tmp/1/cmdline.txt
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fi
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umount /tmp/1
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umount /tmp/2
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