freebsd-dev/etc/rc.d/zvol

48 lines
754 B
Plaintext
Raw Normal View History

#!/bin/sh
#
# $FreeBSD$
#
# PROVIDE: zvol
# REQUIRE: hostid
# BEFORE: dumpon
# KEYWORD: nojail
. /etc/rc.subr
name="zvol"
desc="Activate swap on ZVOLs"
rcvar="zfs_enable"
start_cmd="zvol_start"
stop_cmd="zvol_stop"
required_modules="zfs"
zvol_start()
{
# Enable swap on ZVOLs with property org.freebsd:swap=on.
zfs list -H -o org.freebsd:swap,name -t volume |
while read state name; do
case "${state}" in
([oO][nN])
swapon /dev/zvol/${name}
;;
esac
done
}
zvol_stop()
{
# Disable swap on ZVOLs with property org.freebsd:swap=on.
zfs list -H -o org.freebsd:swap,name -t volume |
while read state name; do
case "${state}" in
([oO][nN])
swapoff /dev/zvol/${name}
;;
esac
done
}
load_rc_config $name
run_rc_command "$1"