freebsd-skq/etc/rc.d/dumpon
des c93358b0a6 If $dumpdev is set to AUTO, use the first suitable swap partition listed
in /etc/fstab, or print an error message if no suitable device was found.

MFC after:	4 weeks
2004-09-20 17:48:45 +00:00

54 lines
872 B
Bash

#!/bin/sh
#
# $FreeBSD$
#
# PROVIDE: dumpon
# REQUIRE: initrandom
# BEFORE: disks savecore
# KEYWORD: FreeBSD nojail
. /etc/rc.subr
name="dumpon"
start_cmd="dumpon_start"
stop_cmd="dumpon_stop"
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 ${dumpdev} in
[Nn][Oo] | '')
;;
[Aa][Uu][Tt][Oo])
memsize=$((`/sbin/sysctl -n hw.physmem` / 1024))
while read dev mp type more ; do
[ "${type}" = "swap" ] || continue
[ -c "${dev}" ] || continue
/sbin/dumpon -v "${dev}" 2>/dev/null && return 0
done </etc/fstab
echo "No suitable dump device was found." 1>&2
return 1
;;
*)
/sbin/dumpon -v ${dumpdev}
;;
esac
}
dumpon_stop()
{
case ${dumpdev} in
[Nn][Oo] | '')
;;
*)
/sbin/dumpon -v off
;;
esac
}
load_rc_config $name
run_rc_command "$1"