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#!/bin/sh
#
# manifest - import/export a list of packages
# Copyright (C) 2016 Dustin Kirkland
#
# Authors: Dustin Kirkland <kirkland@byobu.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, version 3 of the License.
#
# 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
set -e
if ! command -v pastebinit >/dev/null 2>&1; then
echo "ERROR: pastebinit not found. Hint:" 1>&2
echo " sudo apt install pastebinit" 1>&2
exit 1
fi
export_packages() {
if [ "$OBJECT" = "-" ]; then
dpkg -l
elif echo "$OBJECT" | grep -qs ".*://.*"; then
dpkg -l | gzip -9 | base64 | pastebinit -b "${OBJECT##*/}"
else
dpkg -l > "$OBJECT"
fi
}
import_packages() {
if [ "$OBJECT" = "-" ]; then
sudo apt install $(cat /dev/stdin | grep "^ii\s" | col2)
elif echo "$OBJECT" | grep -qs ".*://.*"; then
sudo apt install $(wget -q -O- "$OBJECT" | grep -A 999999999 '<div class="paste"><pre>' | grep -B 999999999 "^</pre>" | sed -e "s/.*<pre>//" -e "s/^<\/pre>.*//" | base64 -d | gunzip | grep "^ii\s" | col2)
else
sudo apt install $(cat "$OBJECT" | grep "^ii\s" | col2)
fi
}
usage() {
cat <<EOF
USAGE:
$0 export [-|URL|FILENAME]
$0 import -|URL|FILENAME
EOF
exit 0
}
if [ -n "$1" ]; then
ACTION="$1"
shift
else
usage
fi
if [ -n "$1" ]; then
OBJECT="$1"
shift
fi
if [ "$ACTION" = "import" ]; then
import_packages
elif [ "$ACTION" = "export" ]; then
[ -n "$OBJECT" ] || OBJECT="http://paste.ubuntu.com"
export_packages
else
usage
fi
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