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Documentation is licensed under LGPL-2.1-or-later. Scripts are MIT to facilitate reuse. Examples are relicensed to CC0-1.0 to maximise copy-and-paste for users, with permission from authors.
29 lines
1.1 KiB
Bash
29 lines
1.1 KiB
Bash
# SPDX-License-Identifier: CC0-1.0
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# Destroy any old key on the Yubikey (careful!)
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ykman piv reset
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# Generate a new private/public key pair on the device, store the public key in
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# 'pubkey.pem'.
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ykman piv generate-key -a RSA2048 9d pubkey.pem
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# Create a self-signed certificate from this public key, and store it on the
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# device. The "subject" should be an arbitrary user-chosen string to identify
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# the token with.
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ykman piv generate-certificate --subject "Knobelei" 9d pubkey.pem
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# We don't need the public key anymore, let's remove it. Since it is not
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# security sensitive we just do a regular "rm" here.
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rm pubkey.pem
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# Enroll the freshly initialized security token in the LUKS2 volume. Replace
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# /dev/sdXn by the partition to use (e.g. /dev/sda1).
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sudo systemd-cryptenroll --pkcs11-token-uri=auto /dev/sdXn
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# Test: Let's run systemd-cryptsetup to test if this all worked.
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sudo /usr/lib/systemd/systemd-cryptsetup attach mytest /dev/sdXn - pkcs11-uri=auto
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# If that worked, let's now add the same line persistently to /etc/crypttab,
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# for the future.
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sudo bash -c 'echo "mytest /dev/sdXn - pkcs11-uri=auto" >> /etc/crypttab'
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