36 lines
979 B
Bash
Executable File
36 lines
979 B
Bash
Executable File
#!/bin/bash -x
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export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
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mount -t devtmpfs udev /dev
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mount -t proc proc /proc
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mount -t sysfs sysfs /sys
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APP="$(sed s/^.*app=// /proc/cmdline)"
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mount --bind "$APP/uml/modules" /lib/modules
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ifconfig eth0 up
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ifconfig eth0 10.0.2.15
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route add default dev eth0
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modprobe fuse
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modprobe ext4
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modprobe loop
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mount "$APP/shadow_root.img" "$APP/shadow_root" -t ext4
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LD_LIBRARY_PATH="$APP/uml" "$APP/uml/unionfs" -o rw,cow "$APP/shadow_root=RW:/=RO" "$APP/shadow_mount"
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mount --bind /proc "$APP/shadow_mount/proc"
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mount --bind /dev "$APP/shadow_mount/dev"
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mount --bind /sys "$APP/shadow_mount/sys"
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mkdir "$APP/shadow_mount/app"
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mount --bind "$APP/root" "$APP/shadow_mount/app"
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chroot "$APP/shadow_mount" bash -c "$(cat "$APP/uml_command")"
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umount "$APP/shadow_mount/dev" "$APP/shadow_mount/proc" "$APP/shadow_mount/sys"
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umount "$APP/shadow_mount"
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umount "$APP/shadow_root"
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mount -o remount,ro,sync /dev/root /
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halt -f
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