37 lines
1.2 KiB
Bash
Executable File
37 lines
1.2 KiB
Bash
Executable File
#!/bin/sh
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# This script runs inside an aarch64 alpine linux container and creates a
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# base rootfs tarball with wifi support and an ssh daemon active at boot.
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set -e
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target="$(mktemp -d)"
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trap 'rm -rf "$target"' 0
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apk update
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apk -X "$(awk '/\/alpine\/[^\/]+\/main$/{print;exit}' /etc/apk/repositories)" \
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--keys-dir /etc/apk/keys -U -p "$target/" --initdb \
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add alpine-base alpine-release ca-certificates wpa_supplicant dropbear
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cp /etc/apk/repositories "$target/etc/apk/"
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echo "nameserver 8.8.8.8" >"$target/etc/resolv.conf"
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sed -Ei 's/^(tty[0-9]+:)/#\1/;s/^#ttyS0:/ttyS0:/' "$target/etc/inittab"
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echo h700 >"$target/etc/hostname"
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echo 8821cs >"$target/etc/modules"
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cat >"$target/etc/network/interfaces" <<__EOF__
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auto lo
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iface lo inet loopback
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auto wlan0
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iface wlan0 inet dhcp
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__EOF__
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for svc in devfs dmesg mdev ; do
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chroot "$target" rc-update add "$svc" sysinit
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done
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for svc in hwclock modules sysctl hostname bootmisc syslog wpa_supplicant networking ; do
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chroot "$target" rc-update add "$svc" boot
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done
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for svc in mount-ro killprocs savecache ; do
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chroot "$target" rc-update add "$svc" shutdown
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done
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chroot "$target" rc-update add dropbear default
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tar cf "${1:-/tmp/rootfs.tar}" -C "$target" .
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