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#!/bin/sh
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#
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# rc.dumpon
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#
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# part of pfSense (https://www.pfsense.org)
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# Copyright (c) 2004-2018 Rubicon Communications, LLC (Netgate)
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# All rights reserved.
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#
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# Based on src/etc/rc.d/dumpon from FreeBSD
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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dumpon_try()
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{
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if /sbin/dumpon "${1}" ; then
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# Make a symlink in devfs for savecore
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echo "Using ${1} for dump device."
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ln -fs "${1}" /dev/dumpdev
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return 0
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fi
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echo "Unable to specify $1 as a dump device."
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return 1
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}
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# Enable dumpdev so that savecore can see it. Enable it
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# early so a crash early in the boot process can be caught.
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#
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while read dev mp type more ; do
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[ "${type}" = "swap" ] || continue
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[ -c "${dev}" ] || continue
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dumpon_try "${dev}" && works=true
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done </etc/fstab
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if [ "${works}" != "true" ]; then
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echo "No suitable dump device was found." 1>&2
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exit
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fi
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