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#!/bin/sh
echo "creating /new_root_base..."
busybox mkdir /new_root_base
busybox mount -t tmpfs tmpfs /new_root_base
busybox cp -r bin etc lib lib64 sbin usr var /new_root_base
busybox ln -s usr/games/sl /new_root_base/init
busybox mkdir /new_root_base/dev
busybox mkdir /new_root_base/proc
busybox mkdir /new_root_base/sys
echo "mounting /pkg_store..."
busybox mkdir /pkg_store
busybox mount -t 9p host0 -o trans=virtio,version=9p2000.L /pkg_store
echo "merging store into /new_root..."
export PKG_DIRS=$(
busybox find /pkg_store -mindepth 1 -maxdepth 1 -type d |\
busybox paste -sd ":" -
)
busybox mkdir /new_root
busybox mount -t overlay overlay -olowerdir="/new_root_base:$PKG_DIRS" /new_root
echo "mounting special filesystems..."
busybox mount -t devtmpfs udev /new_root/dev
busybox mount -t proc proc /new_root/proc
busybox mount -t sysfs sysfs /new_root/sys
echo "switching to /new_root..."
exec busybox switch_root /new_root /init
#exec busybox sh
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