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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="$2"
if [ ! -f "${ramconf}" ]; then
mount | grep "^/dev/disk[0-9][0-9]* on ${volume} (hfs" || {
echo "Not mounted: ${volume}"
exit 0
}
echo "Missing RAMdisk config file: ${ramconf}"
exit 1
fi
if [ ! -d "${volume}" ]; then
echo "Mount point missing: ${volume}"
exit 1
fi
device=$(cat "${ramconf}")
devfmt=$(echo "${device}" | grep "^/dev/disk[0-9][0-9]*$")
if [ "${device}" != "${devfmt}" ]; then
echo "Invalid device name: ${device}"
exit 1
fi
mount | grep "^${device} on ${volume} (hfs" >/dev/null && {
set -e
rm "${ramconf}"
hdiutil detach "${device}" -force
}
exit 0
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