freebsd-skq/etc/rc.d/dumpon
ngie 5800a2cb91 Make FILESYSTEMS, dumpon, and var not depend on zfs and zvol
Make zfs and zvol come before all of the items that depended on them
previously

MFC after: 2 weeks
Sponsored by: EMC / Isilon Storage Division
2016-05-15 04:38:50 +00:00

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#!/bin/sh
#
# $FreeBSD$
#
# PROVIDE: dumpon
# BEFORE: disks
# KEYWORD: nojail
. /etc/rc.subr
name="dumpon"
desc="Dump kernel corefiles from swap to disk"
start_cmd="dumpon_start"
stop_cmd="dumpon_stop"
dumpon_try()
{
if /sbin/dumpon "${1}" ; then
# Make a symlink in devfs for savecore
ln -fs "${1}" /dev/dumpdev
return 0
fi
warn "unable to specify $1 as a dump device"
return 1
}
dumpon_start()
{
# Enable dumpdev so that savecore can see it. Enable it
# early so a crash early in the boot process can be caught.
#
case ${dumpdev} in
[Nn][Oo] | '')
;;
[Aa][Uu][Tt][Oo])
dev=$(/bin/kenv -q dumpdev)
if [ -n "${dev}" ] ; then
dumpon_try "${dev}"
return $?
fi
while read dev mp type more ; do
[ "${type}" = "swap" ] || continue
[ -c "${dev}" ] || continue
dumpon_try "${dev}" 2>/dev/null && return 0
done </etc/fstab
echo "No suitable dump device was found." 1>&2
return 1
;;
*)
dumpon_try "${dumpdev}"
;;
esac
}
dumpon_stop()
{
case ${dumpdev} in
[Nn][Oo] | '')
;;
*)
rm -f /dev/dumpdev
/sbin/dumpon -v off
;;
esac
}
load_rc_config $name
run_rc_command "$1"