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45 lines
1.1 KiB
Plaintext
45 lines
1.1 KiB
Plaintext
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#!/bin/sh
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if [ "$1" != "chroot" ]; then
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echo
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echo "> Welcome to userland!"
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echo "> Setting up overlay mount for writeable root"
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mount -t tmpfs tmpfs /tmp
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mkdir /tmp/upper
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mkdir /tmp/work
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mkdir /tmp/newroot
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mount -t overlay overlay \
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-o lowerdir=/,upperdir=/tmp/upper,workdir=/tmp/work /tmp/newroot
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mount --bind /dev /tmp/newroot/dev
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chroot /tmp/newroot /rvcinit chroot
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else
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echo "> Entered overlay chroot, mounting /proc & /sys"
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mount -t proc proc /proc
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mount -t sysfs sys /sys
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echo "> Startup took: $(cut -d' ' -f0 </proc/uptime)s"
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cat << EOF
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_ _
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| (_)
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_ ____ _____ | |_ _ __ _ ___ __
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| '__\ \ / / __| | | | '_ \| | | \ \/ /
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| | \ V / (__ | | | | | | |_| |> <
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|_| \_/ \___| |_|_|_| |_|\__,_/_/\_\
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by _pi_
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EOF
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echo "> Starting login shell on TTY /dev/hvc0"
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export PATH="$PATH:/usr/local/bin"
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while true; do
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# use getty to start a shell in a new tty
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getty -l /bin/sh -n 0 /dev/hvc0
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echo "> Restarting login shell"
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done
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fi
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