1#!/bin/sh -
2# $FreeBSD$
3
4network_pass1() {
5    echo -n 'Doing initial network setup:'
6    # Set the host name if it is not already set
7    if [ -z "`hostname -s`" ] ; then
8	hostname $hostname
9	echo ' hostname'
10    fi
11    # Set up all the network interfaces, calling startup scripts if needed
12    for ifn in ${network_interfaces}; do
13	[ -e /etc/start_if.${ifn} ] && . /etc/start_if.${ifn}
14	# Do the primary ifconfig if specified
15	eval ifconfig_args=\$ifconfig_${ifn}
16	[ -n "${ifconfig_args}" ] && ifconfig ${ifn} ${ifconfig_args}
17	# Check to see if aliases need to be added
18	alias=0
19	while :
20	do
21	    eval ifconfig_args=\$ifconfig_${ifn}_alias${alias}
22	    if [ -n "${ifconfig_args}" ]; then
23		ifconfig ${ifn} ${ifconfig_args} alias
24		alias=$((${alias} + 1))
25	    else
26		break;
27	    fi
28	done
29	ifconfig ${ifn}
30    done
31    # Load the filters if required
32    if [ -f /etc/rc.firewall -a "${firewall_enable}" = "YES" ] ; then
33	# Set quiet mode if requested
34	if [ "${firewall_quiet}" = "YES" ]; then
35	    fwcmd="/sbin/ipfw -q"
36	else
37	    fwcmd="/sbin/ipfw"
38	fi
39	$fwcmd -f flush	# Flush out the list before we begin.
40
41	. /etc/rc.firewall
42	echo "Firewall rules loaded."
43    else
44	echo "Warning: kernel has firewall functionality, but firewall rules weren't loaded."
45	echo "         All ip services are ENABLED by default."
46    fi
47    # Configure routing
48    if [ "x$defaultrouter" != "xNO" ] ; then
49	static_routes="default ${static_routes}"
50	route_default="default ${defaultrouter}"
51    fi
52    # Set up any static routes.  This should be done before router discovery.
53    if [ "x${static_routes}" != "x" ]; then
54	for i in ${static_routes}; do
55	    eval route_args=\$route_${i}
56	    route add ${route_args}
57	done
58    fi
59    echo -n 'Additional routing options:'
60    if [ -n "$tcp_extensions" -a "x$tcp_extensions" != "xYES" ] ; then
61	echo -n ' tcp_extensions=NO'
62	sysctl net.inet.tcp.rfc1323=0 >/dev/null 2>&1
63	sysctl net.inet.tcp.rfc1644=0 >/dev/null 2>&1
64    fi
65    if [ "X$gateway_enable" = X"YES" ]; then
66	echo -n ' IP_gateway=YES'
67	sysctl net.inet.ip.forwarding=1 >/dev/null 2>&1
68    fi
69    if [ "X$arpproxy_all" = X"YES" ]; then
70	echo -n ' turning on ARP_PROXY_ALL: '
71	sysctl net.link.ether.inet.proxyall=1 2>&1
72    fi
73    echo '.'
74    network_pass1_done=YES	# Let future generations know we made it.
75}
76
77network_pass2() {
78    network_pass2_done=YES
79}
80
81network_pass3() {
82    network_pass3_done=YES
83}
84