1 # Copyright (c) 1999 Matt Dillion
4 # Redistribution and use in source and binary forms, with or without
5 # modification, are permitted provided that the following conditions
7 # 1. Redistributions of source code must retain the above copyright
8 # notice, this list of conditions and the following disclaimer.
9 # 2. Redistributions in binary form must reproduce the above copyright
10 # notice, this list of conditions and the following disclaimer in the
11 # documentation and/or other materials provided with the distribution.
13 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 # /etc/rc.diskless1 - general BOOTP startup
31 # BOOTP has mounted / for us. Assume a read-only mount. We must then
32 # - figure out our IP by querying the interface
33 # - mount /etc as an MFS
34 # - populate /etc from /conf/default version
35 # - override files in /etc with files from /conf/*/etc where
36 # '*' is default, netmask of client, ip-address of client
38 # The operator is in charge of setting /conf/*/etc/* things as appropriate.
39 # Typically rc.conf and fstab need to be changed, but possibly also other
40 # files such as inetd.conf etc.
44 # Routine to check for error
46 # checks error code and drops into shell on failure.
47 # if shell exits, terminates script as well as /etc/rc.
54 echo "$2 failed: dropping into /bin/sh"
62 /sbin/mdconfig -a -t malloc -s $1 -u $3
63 /sbin/disklabel -r -w md$3 auto
64 /sbin/newfs -i 4096 /dev/md$3c
65 /sbin/mount /dev/md$3c $2
72 # Figure out our interface and IP.
78 for i in ${iflist} ; do
80 while [ $# -ge 1 ] ; do
81 if [ "${bootp_ifc}" = "" -a "$1" = "inet" ] ; then
82 bootp_ifc=${i} ; bootp_ipa=${2} ; shift
84 if [ "${bootp_ipbca}" = "" -a "$1" = "broadcast" ] ; then
89 if [ "${bootp_ifc}" != "" ] ; then
93 echo "Interface ${bootp_ifc} IP-Address ${bootp_ipa} Broadcast ${bootp_ipbca}"
95 if [ -z "`hostname -s`" ]; then
96 hostname=`kenv dhcp.host-name`
98 echo "Hostname is $hostname"
101 if [ -d /conf/default/etc ]; then
103 chkerr $? "MFS mount on /etc"
106 /bin/cp -Rp /conf/default/etc/* /etc
107 chkerr $? "cp /conf/default/etc to /etc MFS"
110 # Allow for override files to replace files in /etc. Use /conf/*/etc to find
111 # the override files. First choice is default files that # always override,
112 # then files that from the directory that matches the client's broadcast
113 # address, finally followed by overrides that match the client's IP address.
115 # This way we have some flexibility to handle clusters of machines on
118 for i in ${bootp_ipbca} ${bootp_ipa} ${hostname} ; do
119 if [ -d /conf/${i}/etc ]; then
120 cp -Rp /conf/${i}/etc/* /etc
125 # if the info is available via dhcp/kenv
126 # build the resolv.conf
128 if [ ! -e /etc/resolv.conf ]; then
129 echo domain `kenv dhcp.domain-name` > /etc/resolv.conf
131 set `kenv dhcp.domain-name-servers`
132 for ns in `IFS=','; echo $*`; do
133 echo nameserver $ns >> /etc/resolv.conf;
137 # Tell /etc/rc to run the specified script after it does its mounts but
138 # before it does anything else.
140 # This script is responsible for setting up the diskless mount environment.
141 # This can be overriden by /conf/ME/rc.conf.local if, for example, you do not
142 # want to run the standard system /etc/rc.diskless2
144 diskless_mount="/etc/rc.diskless2"