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#!/bin/bash
#
# Keyringer key management system.
#
# Copyright (C) 2010 Silvio Rhatto - rhatto at riseup.net
#
# 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 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/>.
#
function keyringer_init {
BASEDIR="$3"
URL="$4"
RECIPIENTS="$BASEDIR/config/recipients"
OPTIONS="$BASEDIR/config/options"
# Parse
if [ -z "$BASEDIR" ]; then
echo "Usage: $BASENAME <keyring> init <path> [url]"
exit 1
elif grep -q -e "^$KEYRING=" $CONFIG; then
echo "Keyring $KEYRING already defined"
exit 1
fi
# Setup
if [ ! -z "$URL" ]; then
git clone $URL $BASEDIR
if [ "$?" != "0" ]; then
echo "Error cloning remote $URL"
exit 1
fi
else
if [ -e "$BASEDIR" ]; then
if [ ! -d "$BASEDIR/keys" ] || [ ! -e "$RECIPIENTS" ]; then
echo "Invalid keyring $BASEDIR: incomplete installation"
exit 1
fi
else
# Setup folders
mkdir -p $BASEDIR/{config,keys}
# Setup recipients
echo "# Use entries in the form of 'john@doe.com XXXXXXXX" > $RECIPIENTS
echo "" >> $RECIPIENTS
# Setup options
touch $OPTIONS
# Setup README
echo "Keyring repository powered by http://git.sarava.org/?p=keyringer.git;a=summary" > $BASEDIR/README
echo "" >> $BASEDIR/README
fi
# Secure
chmod 600 $RECIPIENTS
fi
# Reparse basedir to force absolute folder
BASEDIR="`cd $BASEDIR && pwd`"
# Add entry
chmod 700 $BASEDIR
echo "$KEYRING=\"$BASEDIR\"" >> $CONFIG
# Init
if ! keyringer_is_git $BASEDIR; then
keyringer_exec git $BASEDIR init
keyringer_exec git $BASEDIR add .
keyringer_exec git $BASEDIR commit -m Importing
fi
}
function keyringer_dispatch {
BASEDIR="`keyringer_config $KEYRING`"
# Dispatch
if [ ! -z "$BASEDIR" ]; then
shift 2
keyringer_exec $ACTION $BASEDIR $*
exit $?
else
echo "No keydir configured for $KEYRING"
exit 1
fi
}
# Config
NAME="keyringer"
CONFIG="$HOME/.$NAME"
BASENAME="`basename $0`"
KEYRING="$1"
ACTION="$2"
ACTIONS="`dirname $0`/share/$NAME"
# Load functions
LIB="`dirname $0`/lib/$NAME/functions"
source $LIB
if [ ! -e "$CONFIG" ]; then
echo "Creating $CONFIG..."
touch $CONFIG
chmod 600 $CONFIG
echo "# Keyringer config file." > $CONFIG
echo "" >> $CONFIG
fi
if [ -z "$ACTION" ]; then
echo "Usage: $BASENAME <keyring> <action> [arguments]"
exit 1
fi
if [ "$ACTION" == "init" ]; then
keyringer_init $*
elif keyringer_has_action $ACTION; then
keyringer_dispatch $*
else
echo "No such action $ACTION"
exit 1
fi
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