69 lines
1.9 KiB
Bash
Executable File
69 lines
1.9 KiB
Bash
Executable File
#!/bin/bash
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#
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# Copyright 2013 Hewlett-Packard Development Company, L.P.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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set -eux
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set -o pipefail
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SCRIPT_NAME=$(basename ${0})
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SCRIPT_HOME=$(dirname ${0})
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function show_options () {
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echo "Usage: ${SCRIPT_NAME} [options] <path>"
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echo
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echo "Register <path> as a state path."
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echo
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echo "This will register path as being part of the state of the machine."
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echo "If there is content at <path> it will be moved to "
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echo "/var/lib/use-ephemeral/<path>."
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echo
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echo "Paths are recorded in /var/lib/use-ephemeral/stateful-paths."
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echo
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echo "Options:"
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echo " --leave-symlink -- create a symlink from <path> to /mnt/state/<path>."
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echo
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exit ${1}
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}
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LEAVE_SYMLINK=""
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TEMP=`getopt -o h -l help,leave-symlink -n ${SCRIPT_NAME} -- "$@"`
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if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
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# Note the quotes around `${TEMP}': they are essential!
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eval set -- "${TEMP}"
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while true ; do
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case "${1}" in
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--leave-symlink) LEAVE_SYMLINK="true"; shift 1 ;;
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-h | --help) show_options 0;;
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--) shift ; break ;;
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*) echo "Error: unsupported option ${1}." ; exit 1 ;;
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esac
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done
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STATE_PATH=${1:-""}
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EXTRA=${2:-""}
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if [ -z "${STATE_PATH}" -o -n "${EXTRA}" ]; then
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show_options 1
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fi
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backup="/var/lib/use-ephemeral"
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mkdir -p "${backup}"
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echo "${STATE_PATH};${LEAVE_SYMLINK}" >> "${backup}/stateful-paths"
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