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Check that allow-discards flag is set by default on LUKS2 devices #1394

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Merged
rvykydal merged 1 commit into from
Apr 1, 2025
Merged

Check that allow-discards flag is set by default on LUKS2 devices #1394

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8 changes: 8 additions & 0 deletions autopart-luks-2.ks.in
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Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,14 @@ if [[ "$result" != "2" ]] ; then
exit 1
fi

# Check if the 'allow-discards' flag is set.
result=$(cryptsetup luksDump ${crypted} | grep "Flags" | cut -d: -f2 | tr -d "\t\n ")

if [[ "$result" != "allow-discards" ]] ; then
echo "*** unexpected flags set for ${crypted}: ${result}" > /root/RESULT
exit 1
fi

# Try to use the passphrase.
echo "passphrase" | cryptsetup luksOpen --test-passphrase "${crypted}"

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