mirror of
git://git.acid.vegas/random.git
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28 lines
911 B
Bash
Executable File
28 lines
911 B
Bash
Executable File
#!/bin/sh
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# USB Deadman's Switch - Developed by acidvegas (https://git.acid.vegas/random)
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# This script will create a udev rule that will execute a payload when a USB drive is removed.
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# udev is typically installed & running on most Linux distributions, but alwways verify.
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if [ "$#" -ne 2 ]; then
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echo "Usage: $0 <usb_path> <payload_path>" && exit 1
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fi
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USB_PATH=$1
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PAYLOAD_PATH=$2
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if [ ! -e "$USB_PATH" ]; then
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echo "Error: USB drive at $USB_PATH not found." && exit 1
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else if [ ! -f "$PAYLOAD_PATH" ]; then
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echo "Error: Payload at $PAYLOAD_PATH not found." && exit 1
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fi
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LABEL=$(blkid -o value -s LABEL $USB_PATH)
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UUID=$(blkid -o value -s UUID $USB_PATH)
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echo "Deadman USB: $LABEL ($UUID)"
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mkdir -p /etc/udev/rules.d/
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printf "ACTION==\"remove\", ENV{ID_FS_UUID}==\"$UUID\", RUN+=\"$PAYLOAD_PATH\"\n" > /etc/udev/rules.d/99-usb-removal.rules
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udevadm control --reload-rules && udevadm trigger |