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#!/bin/bash
#
# Run a system upgrade.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public
# License along with this program. If not, see
# <http://www.gnu.org/licenses/>.
# Parameters
ACTION="$1"
BASENAME="`basename $0`"
# Set sudo config
if [ "`whoami`" != 'root' ]; then
sudo="sudo"
fi
# Syntax
if [ -z "$ACTION" ]; then
echo "usage: $BASENAME <start|stop>"
exit 1
elif [ "$ACTION" != "start" ] && [ "$ACTION" != "stop" ]; then
echo "options must be either 'start' or 'stop'"
exit 1
fi
# Iterate
grep -v '#' /etc/crypttab | awk '{ print $1 }' | while read volume; do
$sudo cryptdisks_${ACTION} $volume
done
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