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#!/bin/sh
#
# rc.dumpon
#
# part of pfSense (https://www.pfsense.org)
# Copyright (c) 2004-2018 Rubicon Communications, LLC (Netgate)
# All rights reserved.
#
# Based on src/etc/rc.d/dumpon from FreeBSD
#
# 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.
dumpon_try()
{
if /sbin/dumpon "${1}" ; then
# Make a symlink in devfs for savecore
echo "Using ${1} for dump device."
ln -fs "${1}" /dev/dumpdev
return 0
fi
echo "Unable to specify $1 as a dump device."
return 1
}
# Enable dumpdev so that savecore can see it. Enable it
# early so a crash early in the boot process can be caught.
#
while read dev mp type more ; do
[ "${type}" = "swap" ] || continue
[ -c "${dev}" ] || continue
dumpon_try "${dev}" && works=true
done </etc/fstab
if [ "${works}" != "true" ]; then
echo "No suitable dump device was found." 1>&2
exit
fi
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