defaultroute revision 29300 
1#!/bin/sh -
2#
3#	$Id: rc.network,v 1.9 1997/07/06 00:33:34 pst Exp $
4#	From: @(#)netstart	5.9 (Berkeley) 3/30/91
5
6# Note that almost all the user-configurable behavior is no longer in
7# this file, but rather in /etc/rc.conf.  Please check that file
8# first before contemplating any changes here.  If you do need to change
9# this file for some reason, we would like to know about it.
10
11# First pass startup stuff.
12
13network_pass1() {
14    echo -n 'Doing initial network setup:'
15    # Set the host name if it is not already set
16    if [ -z "`hostname -s`" ] ; then
17	    hostname $hostname
18	    echo -n ' hostname'
19    fi
20
21    # Set the domainname if we're using NIS
22    if [ -n "$nisdomainname" -a "x$nisdomainname" != "xNO" ] ; then
23	    domainname $nisdomainname
24	    echo -n ' domain'
25    fi
26    echo '.'
27
28    # Set up all the network interfaces, calling startup scripts if needed
29    for ifn in ${network_interfaces}; do
30	    if [ -e /etc/start_if.${ifn} ]; then
31		    . /etc/start_if.${ifn} ${ifn}
32	    fi
33	    # Do the primary ifconfig if specified
34	    eval ifconfig_args=\$ifconfig_${ifn}
35	    if [ -n "${ifconfig_args}" ] ; then
36		    ifconfig ${ifn} ${ifconfig_args}
37	    fi
38	    # Check to see if aliases need to be added
39	    alias=0
40	    while :
41	    do
42		    eval ifconfig_args=\$ifconfig_${ifn}_alias${alias}
43		    if [ -n "${ifconfig_args}" ]; then
44			    ifconfig ${ifn} ${ifconfig_args} alias
45			    alias=`expr ${alias} + 1`
46		    else
47			    break;
48		    fi
49	    done
50	    # Do ipx address if specified
51	    eval ifconfig_args=\$ifconfig_${ifn}_ipx
52	    if [ -n "${ifconfig_args}" ]; then
53		    ifconfig ${ifn} ${ifconfig_args}
54	    fi
55	    ifconfig ${ifn}
56    done
57
58    # Initialize IP filtering using ipfw
59    echo ""
60    /sbin/ipfw -q flush > /dev/null 2>&1
61    if [ $? ] ; then
62	firewall_in_kernel=0
63    else 
64	firewall_in_kernel=1
65    fi
66
67    if [ $firewall_in_kernel = 0 -a "x$firewall_enable"  = "xYES" ] ; then
68	modload /lkm/ipfw_mod.o
69	if [ $? = 0 ]; then
70		firewall_in_kernel=1		# module loaded successfully
71		echo "Kernel firewall module loaded."
72	else
73		echo "Warning: firewall kernel module failed to load."
74	fi
75    fi
76
77    # Load the filters if required
78    if [ $firewall_in_kernel = 1 ]; then
79	if [ -n "$firewall_enable" -a -f /etc/rc.firewall -a \
80		"x$firewall_enable" = "xYES" ] ; then
81	    . /etc/rc.firewall
82	    echo "Firewall rules loaded."
83	else
84	    echo "Warning: kernel has firewall functionality, but firewall rules are not enabled."
85	    echo "         All ip services are disabled."
86	fi
87    fi
88
89    # Configure routing
90
91    if [ "x$defaultrouter" != "xNO" ] ; then
92	    static_routes="default ${static_routes}"
93	    route_default="default ${defaultrouter}"
94    fi
95    
96    # Set up any static routes.  This should be done before router discovery.
97    if [ "x${static_routes}" != "x" ]; then
98	    for i in ${static_routes}; do
99		    eval route_args=\$route_${i}
100		    route add ${route_args}
101	    done
102    fi
103
104    echo -n 'Additional routing options:'
105    if [ -n "$tcp_extensions" -a "x$tcp_extensions" != "xYES" ] ; then
106	    echo -n ' tcp extensions=NO'
107	    sysctl -w net.inet.tcp.rfc1323=0 >/dev/null 2>&1
108	    sysctl -w net.inet.tcp.rfc1644=0 >/dev/null 2>&1
109    fi
110
111    if [ "X$gateway_enable" = X"YES" ]; then
112	    echo -n ' IP gateway=YES'
113	    sysctl -w net.inet.ip.forwarding=1 >/dev/null 2>&1
114    fi
115    
116    if [ "X$router_enable" = X"YES" ]; then
117	    echo -n " ${router}";	${router} ${router_flags}
118    fi
119    
120    if [ "X$ipxgateway_enable" = X"YES" ]; then
121	    echo -n ' IPX gateway=YES'
122	    sysctl -w net.ipx.ipx.ipxforwarding=1 >/dev/null 2>&1
123    fi
124    
125    if [ "X$ipxrouted_enable" = X"YES" ]; then
126	    echo -n ' IPXrouted: '
127	    IPXrouted ${ipxrouted_flags} > /dev/null 2>&1
128    fi
129    
130    if [ "X$arpproxy_all" = X"YES" ]; then
131	    echo -n ' enabling ARP_PROXY_ALL: '
132	    sysctl -w net.link.ether.inet.proxyall=1 2>&1
133    fi
134    echo '.'
135    network_pass1_done=YES	# Let future generations know we made it.
136}
137
138network_pass2() {
139    echo -n 'Doing additional network setup:'
140    if [ "X${named_enable}" = X"YES" ]; then
141	    echo -n ' named';		named ${named_flags}
142    fi
143
144    if [ "X${ntpdate_enable}" = X"YES" -o "X${xntpd_enable}" = X"YES" ]; then
145	    if [ "X${ntpdate_enable}" = X"YES" ]; then
146		    echo -n ' ntpdate';	ntpdate ${ntpdate_flags} >/dev/null 2>&1
147	    fi
148
149	    if [ "X${xntpd_enable}" = X"YES" ]; then
150		    echo -n ' xntpd';	xntpd ${xntpd_flags}
151	    fi
152    fi
153
154    if [ "X${timed_enable}" = X"YES" ]; then
155	    echo -n ' timed';		timed ${timed_flags}
156    fi
157
158    if [ "X${portmap_enable}" = X"YES" ]; then
159	    echo -n ' portmap';		portmap ${portmap_flags}
160    fi
161
162    # Start ypserv if we're an NIS server.
163    # Run rpc.ypxfrd and rpc.yppasswdd only on the NIS master server.
164    if [ "X${nis_server_enable}" = X"YES" ]; then
165	    echo -n ' ypserv'; ypserv ${nis_server_flags}
166	    
167	    if [ "X${nis_ypxfrd_enable}" = X"YES" ]; then
168		    echo -n ' rpc.ypxfrd'; rpc.ypxfrd ${nis_ypxfrd_flags}
169	    fi
170	    
171	    if [ "X${nis_yppasswdd_enable}" = X"YES" ]; then
172		    echo -n ' rpc.yppasswdd'; rpc.yppasswdd ${nis_yppasswdd_flags}
173	    fi
174    fi
175
176    # Start ypbind if we're an NIS client
177    if [ "X${nis_client_enable}" = X"YES" ]; then
178	    echo -n ' ypbind'; ypbind ${nis_client_flags}
179	    if [ "X${nis_ypset_enable}" = X"YES" ]; then
180		    echo -n ' ypset'; ypset ${nis_ypset_flags}
181	    fi
182    fi
183
184    echo '.'
185    network_pass2_done=YES
186}
187
188network_pass3() {
189    echo -n 'Starting final network daemons:'
190
191    if [ "X${nfs_server_enable}" = X"YES" -a -r /etc/exports ]; then
192	    echo -n ' mountd'
193	    if [ "X${weak_mountd_authentication}" = X"YES" ]; then
194		    mountd_flags="-n"
195	    fi
196	    mountd ${mountd_flags}
197	    if [ "X${nfs_reserved_port_only}" = X"YES" ]; then
198		    echo -n ' nfsprivport=YES'
199		    sysctl -w vfs.nfs.nfs_privport=1 >/dev/null 2>&1
200	    fi
201	    echo -n ' nfsd';		nfsd ${nfs_server_flags}
202	    if [ "X$rpc_lockd_enable" = X"YES" ]; then
203		echo -n ' rpc.lockd';		rpc.lockd
204	    fi
205	    if [ "X$rpc_statd_enable" = X"YES" ]; then
206		echo -n ' rpc.statd';		rpc.statd
207	    fi
208    fi
209    
210    if [ "X${nfs_client_enable}" = X"YES" ]; then
211	    echo -n ' nfsiod';		nfsiod ${nfs_client_flags}
212    fi
213
214    if [ "X${amd_enable}" = X"YES" ]; then
215	    echo -n ' amd'
216	    amd -p ${amd_flags} > /var/run/amd.pid 2> /dev/null
217    fi
218
219    if [ "X${rwhod_enable}" = X"YES" ]; then
220	    echo -n ' rwhod';	rwhod
221    fi
222
223    # Kerberos runs ONLY on the Kerberos server machine
224    if [ "X${kerberos_server_enable}" = X"YES" ]; then
225	    echo -n ' kerberos';	kerberos >> /var/log/kerberos.log &
226	    echo -n ' kadmind'; \
227		    (sleep 20; kadmind -n >/dev/null 2>&1 &) &
228    fi
229    
230    # IP multicast routing daemon
231    if [ "X${mrouted_enable}" = X"YES" ]; then
232	    echo -n ' mrouted'; mrouted ${mrouted_flags}
233    fi
234    echo '.'
235    network_pass3_done=YES
236}
237