#!/bin/sh
#
# 2014 Steven Armstrong (steven-cdist at armstrong.cc)
#
# This file is part of cdist.
#
# cdist 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, either version 3 of the License, or
# (at your option) any later version.
#
# cdist 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 cdist. If not, see <http://www.gnu.org/licenses/>.
#

# extract the keytype and base64 encoded key ignoring any options and comment
type_and_key="$(tr ' ' '\n' < "$__object/parameter/key"| awk '/^(ssh|ecdsa)-[^ ]+/ { printf $1" "; getline; printf $1 }')"
# If type_and_key is empty, which is the case with an invalid key, do not grep $file because it results
# in greping everything in file and all entries from file are removed.
if [ -n "${type_and_key}" ]
then
    file="$(cat "$__object/parameter/file")"
    test -e "$file" || exit 0

    # get any entries that match the type and key

    # NOTE: Do not match from the beginning of the line as there may be options
    # preceeding the key.
    grep "${type_and_key}\\([ \\n].*\\)*$" "$file" || true
fi
