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unmounter: prompt to eject drive if possible

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appeasementPolitik 2023-02-11 23:03:31 +00:00 committed by GitHub
parent e0331ad0e7
commit 3aac111668
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1 changed files with 14 additions and 3 deletions
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17
.local/bin/unmounter
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@ -23,6 +23,17 @@ notify-send "Device unmounted." "$chosen has been unmounted."
# Close the chosen drive if decrypted.
cryptid="$(echo "$lsblkoutput" | grep "/${chosen#*/}$")"
cryptid="${cryptid%% *}"
test -b /dev/mapper/"${cryptid##*/}"
sudo -A cryptsetup close "$cryptid"
notify-send "🔒Device dencryption closed." "Drive is now securely locked again."
test -b /dev/mapper/"${cryptid##*/}" &&
sudo -A cryptsetup close "$cryptid" &&
notify-send "🔒Device dencryption closed." "Drive is now securely locked again."
# Ask to eject drive if possible.
mntline=$(echo "$lsblkoutput" | tac | grep -m1 -n "/${chosen#*/}" | cut -d':' -f1)
[ -n "$mntline" ] &&
devlabel=$(echo "$lsblkoutput" | tac | tail -n +"$mntline" | grep -m1 '[^ ]* disk' | cut -d'/' -f3 | cut -d' ' -f1) &&
samedrivemounts=$(echo "$lsblkoutput" | tac | awk "\$1~/$devlabel/&&!devfound{devfound=1;cnt=0}devfound{if(\$2~/disk/||cnt>1){print cnt;exit}if(\$4){cnt+=1}}") &&
[ "$samedrivemounts" = 1 ] &&
[ $(printf "No\nYes" | dmenu -p 'Device fully unmounted. Eject this drive?') == 'Yes' ] &&
sudo -A sh -c "echo 'offline' > /sys/block/$devlabel/device/state; echo '1' > /sys/block/$devlabel/device/delete" &&
notify-send "Device ejected." "Drive can now be removed safely."