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#!/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
# BEFORE: addswap random
# KEYWORD: FreeBSD
dlv=`/sbin/sysctl -n vfs.nfs.diskless_valid 2> /dev/null`
[ ${dlv:=0} -eq 0 ] && exit 0
name="diskless2"
# Provide a function for normalizing the mounting of memory
# filesystems. This should allow the rest of the code here to remain
# as close as possible between 5-current and 4-stable.
# $1 = size
# $2 = mount point
# $3 = md unit number (ignored in pre 5.0 systems)
# $4 = (optional) bytes-per-inode
mount_md()
{
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
}
echo "+++ mfs_mount of /var"
mount_md ${varsize:=65536} /var 1
if [ -r /etc/rc.subr ]; then
. /etc/rc.subr
load_rc_config $name
echo "+++ mount_md of /var"
mount_md ${varsize:=32m} /var 1
echo "+++ populate /var using /etc/mtree/BSD.var.dist"
/usr/sbin/mtree -deU -f /etc/mtree/BSD.var.dist -p /var
case ${sendmail_enable} in
/usr/bin/touch $LOGFILES
fi
# Since we are starting with a very fresh /etc on an MFS:
if [ -d /conf/default/etc ]; then
newaliases
fi
#
# /var/tmp, otherwise, use a small memory filesystem for /tmp.
mount_md ${tmpsize:=20480} /tmp 2
# so if /var/tmp == /tmp, then you don't get a vi.recover.
#
if [ ! -h /tmp ]; then
mount_md ${tmpsize:=64m} /tmp 2
chmod 01777 /tmp
fi
if sysctl vfs.devfs.generation > /dev/null 2>&1 ; then
# we have DEVFS, no worries...
true
else
# 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
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