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https://github.com/andreili/SBC_builder.git
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44 lines
989 B
Plaintext
Executable File
44 lines
989 B
Plaintext
Executable File
#!/bin/busybox sh
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. /etc/init.def
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. /etc/init.script
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# Set up symlinks
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run busybox --install -s
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ln -s /proc/self/mounts /etc/mtab
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ACTION="${1:-halt}"
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good_msg "Shutdown ramdisk script. Linux kernel ${KV}"
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log_msg "COMMAND: 'echo "" > /proc/sys/kernel/hotplug'"
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echo "" > /proc/sys/kernel/hotplug
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good_msg "Move all to temporary..."
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sh_mnt=$(cat /proc/self/mountinfo | cut -d' ' -f5 | grep "^/oldroot/run/shutdown/mounts/")
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good_msg ${sh_mnt}
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for ddir in ${sh_mnt}
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do
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run mount --move "${ddir}" "/tmp"
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done
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good_msg "Move system mounts..."
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for ddir in /dev /proc /sys /run
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do
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run mount --move "/oldroot${ddir}" "${ddir}"
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done
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good_msg "Unmount old root..."
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for ddir in /oldroot /tmp
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do
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run umount "${ddir}"
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done
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good_msg "Finished"
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#for debug - uncomment
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#run_emergency_shell
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# send sysrq
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case "${ACTION}" in
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reboot) reboot -f; break;;
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poweroff) poweroff -f; break;;
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halt) halt -f; break;;
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esac
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# this should never happen
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run_emergency_shell
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