diskimage-builder/elements/dpkg/extra-data.d/01-copy-apt-keys

#!/bin/bash
#
# Copyright 2014 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.

if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
    set -x
fi
set -eu
set -o pipefail

DIB_ADD_APT_KEYS=${DIB_ADD_APT_KEYS:-""}
if [ -z "${DIB_ADD_APT_KEYS}" ]; then
    echo "DIB_ADD_APT_KEYS is not set - not importing keys"
    exit 0
fi

DIR=${TMP_MOUNT_PATH}/tmp/apt_keys
if [ -e ${DIR} ]; then
    echo "${DIR} already exists!"
    exit 1
fi
sudo mkdir -p ${DIR}

# Copy to DIR
for KEY in $(find ${DIB_ADD_APT_KEYS} -type f); do
    sudo cp -L ${KEY} ${DIR}
done