168 lines
4.8 KiB
Bash
168 lines
4.8 KiB
Bash
#!/bin/sh
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#
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# Copyright (c) 1999 Matt Dillon
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# $FreeBSD$
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#
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# PROVIDE: diskless
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# REQUIRE: initdiskless rcconf mountcritlocal
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# BEFORE: addswap random
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# KEYWORD: FreeBSD
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dlv=`/sbin/sysctl -n vfs.nfs.diskless_valid 2> /dev/null`
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[ ${dlv:=0} -eq 0 ] && exit 0
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name="diskless2"
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# Provide a function for normalizing the mounting of memory
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# filesystems. This should allow the rest of the code here to remain
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# as close as possible between 5-current and 4-stable.
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# $1 = size
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# $2 = mount point
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# $3 = (optional) bytes-per-inode
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mount_md() {
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if [ -n "$3" ]; then
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bpi="-i $3"
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fi
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/sbin/mdmfs $bpi -s $1 -M md $2
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}
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# If there is a global system configuration file, suck it in.
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#
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if [ -r /etc/rc.subr ]; then
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. /etc/rc.subr
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load_rc_config $name
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elif [ -r /etc/defaults/rc.conf ]; then
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. /etc/defaults/rc.conf
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source_rc_confs
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elif [ -r /etc/rc.conf ]; then
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. /etc/rc.conf
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fi
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# If we do not have a writable /var, create a memory
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# filesystem for /var. We don't have /usr yet so
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# use mkdir instead of touch to test. We want mount
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# to record its mounts so we have to make sure /var/db
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# exists before doing the mount -a.
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#
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if (/bin/mkdir /var/.diskless 2> /dev/null); then
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rmdir /var/.diskless
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else
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echo "+++ mount_md of /var"
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mount_md ${varsize:=32m} /var
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fi
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if [ ! -d /var/db ]; then
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mkdir /var/db
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fi
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# Now we need the rest of our mounts, particularly /usr
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#
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mount -a # chown and chgrp are in /usr
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# Populate /var
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#
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echo "+++ populate /var using /etc/mtree/BSD.var.dist"
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/usr/sbin/mtree -deU -f /etc/mtree/BSD.var.dist -p /var > /dev/null
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case ${sendmail_enable} in
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[Nn][Oo][Nn][Ee])
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;;
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*)
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/usr/sbin/mtree -deU -f /etc/mtree/BSD.sendmail.dist -p / > /dev/null
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;;
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esac
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echo "+++ create log files based on the contents of /etc/newsyslog.conf"
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LOGFILES=`/usr/bin/awk '$1 != "#" { printf "%s ", $1 } ' /etc/newsyslog.conf`
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if [ -n "$LOGFILES" ]; then
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/usr/bin/touch $LOGFILES
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fi
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echo "+++ create lastlog"
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/usr/bin/touch /var/log/lastlog
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# Make sure our aliases database is uptodate, the aliases may have
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# been overriden in /conf.
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#
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/usr/bin/newaliases
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# XXX make sure to create one dir for each printer as requested by lpd
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#
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# If we do not have a writable /tmp, create a memory
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# filesystem for /tmp. If /tmp is a symlink (e.g. to /var/tmp,
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# then it should already be writable).
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#
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if (/bin/mkdir /tmp/.diskless 2> /dev/null); then
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rmdir /tmp/.diskless
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else
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if [ -h /tmp ]; then
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echo "*** /tmp is a symlink to a non-writable area!"
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echo "dropping into shell, ^D to continue anyway."
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/bin/sh
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else
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mount_md ${tmpsize:=20480} /tmp
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chmod 01777 /tmp
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fi
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fi
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if sysctl vfs.devfs.generation > /dev/null 2>&1 ; then
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# we have DEVFS, no worries...
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true
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elif (/bin/mkdir /dev/.diskless 2> /dev/null); then
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# if /dev is writable assume it has already been populated
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# via rc.diskless1
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#
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rmdir /dev/.diskless
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else
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(cd /; find -x dev | cpio -o -H newc) > /tmp/dev.tmp
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mount_md 4096 /dev 512
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(cd /; cpio -i -H newc -d < /tmp/dev.tmp)
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rm -f /tmp/dev.tmp
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fi
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# generate our hostname
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#
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if [ -z "`hostname -s`" -a \
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"x`/bin/kenv dhcp.host-name`" != "x" ]; then
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hostname=`/bin/kenv dhcp.host-name`
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hostname $hostname
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echo "Hostname is $hostname"
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fi
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# if the info is available via dhcp/kenv
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# build the resolv.conf
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#
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if [ ! -e /etc/resolv.conf -a \
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"x`/bin/kenv dhcp.domain-name-servers`" != "x" ]; then
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echo domain `/bin/kenv dhcp.domain-name` > /etc/resolv.conf
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set `/bin/kenv dhcp.domain-name-servers`
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for ns in `IFS=','; echo $*`; do
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echo nameserver $ns >> /etc/resolv.conf;
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done
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fi
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