22 lines
543 B
Bash
22 lines
543 B
Bash
#!/bin/sh
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#
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# script to generate a keyfile that is encrypted with openssl
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#
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# Written 2005 by Markus Nass <generalstone@gmx.net>
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# Improved 2006 by Jonas Meurer <jonas@freesources.org>
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# Further improved 2006 by Markus Nass <generalstone@gmx.net>
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usage() {
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echo "Usage: $0 <key>"
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exit 1
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}
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if [ -z "${1-}" ] || [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
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usage
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fi
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if [ -x /usr/bin/openssl ]; then
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dd if=/dev/random bs=1c count=256 | openssl enc -aes-256-cbc -e -salt >"$1"
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else
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echo "/usr/bin/openssl is not available" && exit 1
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fi
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