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#!/bin/bash
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
set -x
if [ -z "$1" ]; then
echo "Missing parameter: volume name"
exit 1
fi
if [ -z "$2" ]; then
echo "Missing parameter: RAMdisk config file"
exit 1
fi
volume="/Volumes/$1"
ramconf="$2"
ramconfpath=$(dirname "${ramconf}")
if [ ! -d "${ramconfpath}" ]; then
echo "Missing RAMdisk config file path: ${ramconfpath}"
exit 1
fi
if [ -f "${ramconf}" ]; then
echo "RAMdisk config file exists: ${ramconf}"
exit 1
fi
if [ -d "${volume}" ]; then
echo "Mount point exists: ${volume}"
exit 1
fi
mount | grep "^/dev/disk[0-9][0-9]* on ${volume} (hfs" >/dev/null || {
set -e
echo -n "" > "${ramconf}"
# Make sure we strip trailing spaces from the result of older
# versions of hduitil.
device=$(echo $(hdiutil attach -nomount ram://900000))
newfs_hfs -M 0700 -v "$1" "${device}"
hdiutil mountvol "${device}"
echo -n "${device}" > "${ramconf}"
}
exit 0
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