82 lines
2.6 KiB
Bash
Executable File
82 lines
2.6 KiB
Bash
Executable File
#!/bin/sh
|
|
#
|
|
# Copyright (c) 2003 The FreeBSD Project. 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 PROJECT 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 PROJECT 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
|
|
# SUCH DAMAGE.
|
|
#
|
|
# $FreeBSD$
|
|
#
|
|
|
|
# PROVIDE: hostname
|
|
# REQUIRE: FILESYSTEMS
|
|
# BEFORE: netif
|
|
|
|
. /etc/rc.subr
|
|
. /etc/network.subr
|
|
|
|
name="hostname"
|
|
desc="Set the system\'s hostname"
|
|
start_cmd="hostname_start"
|
|
stop_cmd=":"
|
|
|
|
hostname_start()
|
|
{
|
|
# If we are not inside a jail, set the host name.
|
|
# If we are inside a jail, set the host name if it is permitted.
|
|
#
|
|
if [ `$SYSCTL_N security.jail.jailed` -eq 1 ]; then
|
|
if [ `$SYSCTL_N security.jail.set_hostname_allowed` -eq 0 ]; then
|
|
return
|
|
fi
|
|
else
|
|
# If we're not in a jail and rc.conf doesn't specify a
|
|
# hostname, see if we can get one from kenv.
|
|
#
|
|
if [ -z "${hostname}" -a \
|
|
-n "`/bin/kenv dhcp.host-name 2> /dev/null`" ]; then
|
|
hostname=`/bin/kenv dhcp.host-name`
|
|
fi
|
|
fi
|
|
|
|
# Have we got a hostname yet?
|
|
#
|
|
if [ -z "${hostname}" ]; then
|
|
# Null hostname is probably OK if DHCP is in use,
|
|
# or when hostname is already set (common for jails).
|
|
#
|
|
if [ -z "`list_net_interfaces dhcp`" -a \
|
|
-z "`/bin/hostname`" ]; then
|
|
warn "\$hostname is not set -- see rc.conf(5)."
|
|
fi
|
|
return
|
|
fi
|
|
|
|
# All right, it is safe to invoke hostname(1) now.
|
|
#
|
|
check_startmsgs && echo -n "Setting hostname: ${hostname}"
|
|
/bin/hostname "${hostname}"
|
|
check_startmsgs && echo '.'
|
|
}
|
|
|
|
load_rc_config $name
|
|
run_rc_command "$1"
|