Added mountc script
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2acc5a6c94
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#!/bin/bash
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# mountc
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#
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# Mount luks-encrypted filesystems
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#
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# USAGE: mountc <partition> <mountpoint> [luks.key]
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# EXAMPLE: mountc sdf1 mydrive
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#
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# Copyright © 2021 Keith Irwin (www.ki9.us)
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Check for root
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if [[ $EUID -ne 0 ]]; then
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echo "This script must be run as root"
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exit 1
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fi
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# Get args
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me="$(basename $0)"
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if [[ $# -eq 3 ]]; then
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part="$1"
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mp="$2"
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kf="$3"
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elif [[ $# -eq 2 ]]; then
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device="$1"
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name="$2"
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kf=""
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else
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echo "USAGE: $me <partition> <mountpoint> [keyfile]"
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exit 2
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fi
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name="$(basename $mp)"
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# Quit if given "no" at prompt
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bail(){ [[ "$0" = "$BASH_SOURCE" ]] && exit 1 || return 1; }
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## RUNTIME ##
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# Where keys are stored
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KEYDIR="/root/luks"
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# Initial output
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echo " mountc Copyright © 2021 Keith Irwin (www.ki9.us)"
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echo " This program comes with ABSOLUTELY NO WARRANTY; for details"
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echo " see the LICENSE.md that came with it"
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echo " This is free software, and you are welcome to redistribute it"
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echo " under certain conditions"
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echo
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# Check that mountpoint is directory
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if [ ! -d "$mp" ]; then
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echo "$mp is not a directory"
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exit 2
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fi
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# TODO: Check that mountpoint is not already mounted
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# TODO: Check that mountpoint is empty
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# Check if already decrypted
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if [ -h "/dev/mapper/$name" ]; then
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echo "/dev/mapper/$name already exists. Attempting to mount it..."
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else
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# Decrypt
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if [ -f "$kf" ]; then
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echo "Decrypting /dev/$part with $kf..."
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cryptsetup luksOpen "/dev/$part" "$name" --key-file="$kf"
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else
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echo "Decrypting /dev/$part with password..."
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cryptsetup luksOpen "/dev/$part" "$name"
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fi
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fi
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# Mount decrypted filesystem
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echo "Mounting /dev/mapper/$name filesystem to $mp..."
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chmod 755 "$mp"
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mount "/dev/mapper/$name" "$mp" && \
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echo "DONE!"
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