10696600cSBjoern A. Zeeb#!/bin/sh 20696600cSBjoern A. Zeeb# 30696600cSBjoern A. Zeeb# Copyright (c) 2003 The FreeBSD Project. All rights reserved. 40696600cSBjoern A. Zeeb# 50696600cSBjoern A. Zeeb# Redistribution and use in source and binary forms, with or without 60696600cSBjoern A. Zeeb# modification, are permitted provided that the following conditions 70696600cSBjoern A. Zeeb# are met: 80696600cSBjoern A. Zeeb# 1. Redistributions of source code must retain the above copyright 90696600cSBjoern A. Zeeb# notice, this list of conditions and the following disclaimer. 100696600cSBjoern A. Zeeb# 2. Redistributions in binary form must reproduce the above copyright 110696600cSBjoern A. Zeeb# notice, this list of conditions and the following disclaimer in the 120696600cSBjoern A. Zeeb# documentation and/or other materials provided with the distribution. 130696600cSBjoern A. Zeeb# 140696600cSBjoern A. Zeeb# THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 150696600cSBjoern A. Zeeb# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 160696600cSBjoern A. Zeeb# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 170696600cSBjoern A. Zeeb# ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 180696600cSBjoern A. Zeeb# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 190696600cSBjoern A. Zeeb# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 200696600cSBjoern A. Zeeb# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 210696600cSBjoern A. Zeeb# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 220696600cSBjoern A. Zeeb# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 230696600cSBjoern A. Zeeb# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 240696600cSBjoern A. Zeeb# SUCH DAMAGE. 250696600cSBjoern A. Zeeb# 260696600cSBjoern A. Zeeb# $FreeBSD$ 270696600cSBjoern A. Zeeb# 280696600cSBjoern A. Zeeb 290696600cSBjoern A. Zeeb# PROVIDE: hostname 300696600cSBjoern A. Zeeb# REQUIRE: FILESYSTEMS 310696600cSBjoern A. Zeeb# BEFORE: netif 320696600cSBjoern A. Zeeb 330696600cSBjoern A. Zeeb. /etc/rc.subr 340696600cSBjoern A. Zeeb. /etc/network.subr 350696600cSBjoern A. Zeeb 360696600cSBjoern A. Zeebname="hostname" 370696600cSBjoern A. Zeebdesc="Set the system\'s hostname" 380696600cSBjoern A. Zeebstart_cmd="hostname_start" 390696600cSBjoern A. Zeebstop_cmd=":" 400696600cSBjoern A. Zeeb 410696600cSBjoern A. Zeebhostname_start() 420696600cSBjoern A. Zeeb{ 430696600cSBjoern A. Zeeb # If we are not inside a jail, set the host name. 440696600cSBjoern A. Zeeb # If we are inside a jail, set the host name if it is permitted. 450696600cSBjoern A. Zeeb # 460696600cSBjoern A. Zeeb if [ `$SYSCTL_N security.jail.jailed` -eq 1 ]; then 470696600cSBjoern A. Zeeb if [ `$SYSCTL_N security.jail.set_hostname_allowed` -eq 0 ]; then 480696600cSBjoern A. Zeeb return 490696600cSBjoern A. Zeeb fi 500696600cSBjoern A. Zeeb else 510696600cSBjoern A. Zeeb # If we're not in a jail and rc.conf doesn't specify a 520696600cSBjoern A. Zeeb # hostname, see if we can get one from kenv. 530696600cSBjoern A. Zeeb # 540696600cSBjoern A. Zeeb if [ -z "${hostname}" -a \ 550696600cSBjoern A. Zeeb -n "`/bin/kenv dhcp.host-name 2> /dev/null`" ]; then 560696600cSBjoern A. Zeeb hostname=`/bin/kenv dhcp.host-name` 570696600cSBjoern A. Zeeb fi 580696600cSBjoern A. Zeeb fi 590696600cSBjoern A. Zeeb 600696600cSBjoern A. Zeeb # Have we got a hostname yet? 610696600cSBjoern A. Zeeb # 620696600cSBjoern A. Zeeb if [ -z "${hostname}" ]; then 630696600cSBjoern A. Zeeb # Null hostname is probably OK if DHCP is in use, 640696600cSBjoern A. Zeeb # or when hostname is already set (common for jails). 650696600cSBjoern A. Zeeb # 660696600cSBjoern A. Zeeb if [ -z "`list_net_interfaces dhcp`" -a \ 670696600cSBjoern A. Zeeb -z "`/bin/hostname`" ]; then 680696600cSBjoern A. Zeeb warn "\$hostname is not set -- see rc.conf(5)." 690696600cSBjoern A. Zeeb fi 700696600cSBjoern A. Zeeb return 710696600cSBjoern A. Zeeb fi 720696600cSBjoern A. Zeeb 730696600cSBjoern A. Zeeb # All right, it is safe to invoke hostname(1) now. 740696600cSBjoern A. Zeeb # 75*325ebf37SJose Luis Duran startmsg -n "Setting hostname: ${hostname}" 760696600cSBjoern A. Zeeb /bin/hostname "${hostname}" 77*325ebf37SJose Luis Duran startmsg '.' 780696600cSBjoern A. Zeeb} 790696600cSBjoern A. Zeeb 800696600cSBjoern A. Zeebload_rc_config $name 810696600cSBjoern A. Zeebrun_rc_command "$1" 82