freebsd-dev/etc/rc.d/diskless

#!/bin/sh
#
# Copyright (c) 1999  Matt Dillon
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# $FreeBSD$
#
# $FreeBSD$
#

# PROVIDE: diskless
# REQUIRE: initdiskless mountcritlocal
	if [ -n "$4" ]; then
		bpi="-i $4"
	fi
	/sbin/mdconfig -a -t malloc -s $1 -u $3
	/sbin/disklabel -r -w md$3 auto
	/sbin/newfs $bpi /dev/md$3c
	/sbin/mount /dev/md$3c $2
}

mount_mfs -s ${varsize:=65536} -T qp120at dummy /var
var_dirs="run dev db msgs tmp spool spool/mqueue spool/lpd spool/output \
	spool/output/lpd"
for i in ${var_dirs}
do
    mkdir /var/${i}
done
chmod 755 /var/run
chmod 755 /var/db
chmod 755 /var/spool
chmod 1777 /var/tmp
chown -R root.daemon /var/spool/output
chgrp daemon /var/spool/lpd
# Since we are starting with a very fresh /etc on an MFS:
if [ -d /conf/default/etc ]; then
	newaliases
fi
if [ ! -h /tmp -a ! -h /var/tmp ]; then
	mount_null /var/tmp /tmp
fi
#
# extract a list of device entries, then copy them to a writable partition
(cd /; find -x dev | cpio -o -H newc) > /tmp/dev.tmp
mount_mfs -s 4096 -i 512 -T qp120at dummy /dev
(cd /; cpio -i -H newc -d < /tmp/dev.tmp)
	# extract a list of device entries, then copy them to a writable fs
	(cd /; find -x dev | cpio -o -H newc) > /tmp/dev.tmp
	mount_md 4096 /dev 3 512
	(cd /; cpio -i -H newc -d < /tmp/dev.tmp)
fi