defaultroute revision 42621 
1#!/bin/sh -
2#
3#	$Id: rc.network,v 1.37 1999/01/03 22:19:23 jkh 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 $nisdomainname
24	    echo -n ' domain'
25    fi
26    echo '.'
27
28    # Initial ATM interface configuration
29    if [ "X${atm_enable}" = X"YES" -a -f /etc/rc.atm ]; then
30	    . /etc/rc.atm
31	    atm_pass1
32    fi
33
34    # ISDN subsystem startup
35    if [ "X${isdn_enable}" = X"YES" -a -f /etc/rc.isdn ]; then
36	    . /etc/rc.isdn
37    fi
38
39    # Set up all the network interfaces, calling startup scripts if needed
40    for ifn in ${network_interfaces}; do
41	    if [ -e /etc/start_if.${ifn} ]; then
42		    . /etc/start_if.${ifn}
43	    fi
44	    # Do the primary ifconfig if specified
45	    eval ifconfig_args=\$ifconfig_${ifn}
46	    if [ -n "${ifconfig_args}" ] ; then
47		    ifconfig ${ifn} ${ifconfig_args}
48	    fi
49	    # Check to see if aliases need to be added
50	    alias=0
51	    while :
52	    do
53		    eval ifconfig_args=\$ifconfig_${ifn}_alias${alias}
54		    if [ -n "${ifconfig_args}" ]; then
55			    ifconfig ${ifn} ${ifconfig_args} alias
56			    alias=`expr ${alias} + 1`
57		    else
58			    break;
59		    fi
60	    done
61	    # Do ipx address if specified
62	    eval ifconfig_args=\$ifconfig_${ifn}_ipx
63	    if [ -n "${ifconfig_args}" ]; then
64		    ifconfig ${ifn} ${ifconfig_args}
65	    fi
66	    ifconfig ${ifn}
67    done
68
69    # Initialize IP filtering using ipfw
70    echo ""
71    /sbin/ipfw -q flush > /dev/null 2>&1
72    if [ $? = 0 ] ; then
73	firewall_in_kernel=1
74    else 
75	firewall_in_kernel=0
76    fi
77
78    if [ $firewall_in_kernel = 0 -a "x$firewall_enable"  = "xYES" ] ; then
79	if kldload ipfw; then
80		firewall_in_kernel=1		# module loaded successfully
81		echo "Kernel firewall module loaded."
82	else
83		echo "Warning: firewall kernel module failed to load."
84	fi
85    fi
86
87    # Load the filters if required
88    if [ $firewall_in_kernel = 1 ]; then
89	if [ -n "$firewall_enable" -a -f /etc/rc.firewall -a \
90		"x$firewall_enable" = "xYES" ] ; then
91	    . /etc/rc.firewall
92	    echo "Firewall rules loaded."
93	else
94	    IPFW_DEFAULT=`ipfw l 65535`
95	    if [ "$IPFW_DEFAULT" = "65535 deny ip from any to any" ]; then
96		echo -n "Warning: kernel has firewall functionality, "
97		echo "but firewall rules are not enabled."
98		echo "         All ip services are disabled."
99	    fi
100	fi
101    fi
102
103    # Additional ATM interface configuration
104    if [ -n "${atm_pass1_done}" ]; then
105	    atm_pass2
106    fi
107
108    # Configure routing
109
110    if [ "x$defaultrouter" != "xNO" ] ; then
111	    static_routes="default ${static_routes}"
112	    route_default="default ${defaultrouter}"
113    fi
114    
115    # Set up any static routes.  This should be done before router discovery.
116    if [ "x${static_routes}" != "x" ]; then
117	    for i in ${static_routes}; do
118		    eval route_args=\$route_${i}
119		    route add ${route_args}
120	    done
121    fi
122
123    echo -n 'Additional routing options:'
124    if [ -n "$tcp_extensions" -a "x$tcp_extensions" != "xYES" ] ; then
125	    echo -n ' tcp extensions=NO'
126	    sysctl -w net.inet.tcp.rfc1323=0 >/dev/null 2>&1
127    fi
128
129    if [ X"$icmp_bmcastecho" = X"YES" ]; then
130	    echo -n ' broadcast ping responses=YES'
131	    sysctl -w net.inet.icmp.bmcastecho=1 >/dev/null 2>&1
132    fi
133
134    if [ "X$gateway_enable" = X"YES" ]; then
135	    echo -n ' IP gateway=YES'
136	    sysctl -w net.inet.ip.forwarding=1 >/dev/null 2>&1
137    fi
138    
139    if [ "X$forward_sourceroute" = X"YES" ]; then
140	    echo -n ' do source routing=YES'
141	    sysctl -w net.inet.ip.sourceroute=1 >/dev/null 2>&1
142    fi
143
144    if [ "X$accept_sourceroute" = X"YES" ]; then
145	    echo -n ' accept source routing=YES'
146	    sysctl -w net.inet.ip.accept_sourceroute=1 >/dev/null 2>&1
147    fi
148
149    if [ "X$ipxgateway_enable" = X"YES" ]; then
150	    echo -n ' IPX gateway=YES'
151	    sysctl -w net.ipx.ipx.ipxforwarding=1 >/dev/null 2>&1
152    fi
153    
154    if [ "X$arpproxy_all" = X"YES" ]; then
155	    echo -n ' enabling ARP_PROXY_ALL: '
156	    sysctl -w net.link.ether.inet.proxyall=1 2>&1
157    fi
158    echo '.'
159
160    echo -n 'routing daemons:'
161    if [ "X$router_enable" = X"YES" ]; then
162	    echo -n " ${router}";	${router} ${router_flags}
163    fi
164    
165    if [ "X$ipxrouted_enable" = X"YES" ]; then
166	    echo -n ' IPXrouted'
167	    IPXrouted ${ipxrouted_flags} > /dev/null 2>&1
168    fi
169    
170    if [ "X${mrouted_enable}" = X"YES" ]; then
171	    echo -n ' mrouted'; mrouted ${mrouted_flags}
172    fi
173
174    if [ "X$rarpd_enable" = X"YES" ]; then
175	    echo -n ' rarpd';     rarpd ${rarpd_flags}
176    fi
177    echo '.'
178    network_pass1_done=YES	# Let future generations know we made it.
179}
180
181network_pass2() {
182    echo -n 'Doing additional network setup:'
183    if [ "X${named_enable}" = X"YES" ]; then
184	    echo -n ' named';		${named_program-"named"} ${named_flags}
185    fi
186
187    if [ "X${ntpdate_enable}" = X"YES" ]; then
188	    echo -n ' ntpdate';	${ntpdate_program} ${ntpdate_flags} >/dev/null 2>&1
189    fi
190
191    if [ "X${xntpd_enable}" = X"YES" ]; then
192	    echo -n ' xntpd';	${xntpd_program} ${xntpd_flags}
193    fi
194
195    if [ "X${timed_enable}" = X"YES" ]; then
196	    echo -n ' timed';		timed ${timed_flags}
197    fi
198
199    if [ "X${portmap_enable}" = X"YES" ]; then
200	    echo -n ' portmap';		portmap ${portmap_flags}
201    fi
202
203    # Start ypserv if we're an NIS server.
204    # Run rpc.ypxfrd and rpc.yppasswdd only on the NIS master server.
205    if [ "X${nis_server_enable}" = X"YES" ]; then
206	    echo -n ' ypserv'; ypserv ${nis_server_flags}
207	    
208	    if [ "X${nis_ypxfrd_enable}" = X"YES" ]; then
209		    echo -n ' rpc.ypxfrd'; rpc.ypxfrd ${nis_ypxfrd_flags}
210	    fi
211	    
212	    if [ "X${nis_yppasswdd_enable}" = X"YES" ]; then
213		    echo -n ' rpc.yppasswdd'; rpc.yppasswdd ${nis_yppasswdd_flags}
214	    fi
215    fi
216
217    # Start ypbind if we're an NIS client
218    if [ "X${nis_client_enable}" = X"YES" ]; then
219	    echo -n ' ypbind'; ypbind ${nis_client_flags}
220	    if [ "X${nis_ypset_enable}" = X"YES" ]; then
221		    echo -n ' ypset'; ypset ${nis_ypset_flags}
222	    fi
223    fi
224
225    # Start keyserv if we are running Secure RPC
226    if [ "X${keyserv_enable}" = X"YES" ]; then
227	    echo -n ' keyserv';		keyserv ${keyserv_flags}
228    fi
229    # Start ypupdated if we are running Secure RPC and we are NIS master
230    if [ "X$rpc_ypupdated_enable" = X"YES" ]; then
231	    echo -n ' rpc.ypupdated';	rpc.ypupdated
232    fi
233
234    # Start ATM daemons
235    if [ -n "${atm_pass2_done}" ]; then
236	    atm_pass3
237    fi
238
239    echo '.'
240    network_pass2_done=YES
241}
242
243network_pass3() {
244    echo -n 'Starting final network daemons:'
245
246    if [ "X${nfs_server_enable}" = X"YES" -a -r /etc/exports ]; then
247	    echo -n ' mountd'
248	    if [ "X${weak_mountd_authentication}" = X"YES" ]; then
249		    mountd_flags="-n"
250	    fi
251	    mountd ${mountd_flags}
252	    if [ "X${nfs_reserved_port_only}" = X"YES" ]; then
253		    sysctl -w vfs.nfs.nfs_privport=1 >/dev/null 2>&1
254	    fi
255	    echo -n ' nfsd';		nfsd ${nfs_server_flags}
256	    if [ "X$rpc_lockd_enable" = X"YES" ]; then
257		echo -n ' rpc.lockd';		rpc.lockd
258	    fi
259	    if [ "X$rpc_statd_enable" = X"YES" ]; then
260		echo -n ' rpc.statd';		rpc.statd
261	    fi
262    fi
263    
264    if [ "X${nfs_client_enable}" = X"YES" ]; then
265	    echo -n ' nfsiod';		nfsiod ${nfs_client_flags}
266	    if [ "X${nfs_access_cache}" != X ]; then
267		sysctl -w vfs.nfs.access_cache_timeout=${nfs_access_cache} \
268			>/dev/null 2>&1
269	    fi
270    fi
271
272    if [ "X${amd_enable}" = X"YES" ]; then
273	    echo -n ' amd'
274	    if [ "X${amd_map_program}" != X"NO" ]; then
275		amd_flags="${amd_flags} `eval ${amd_map_program}`"
276	    fi
277	    amd -p ${amd_flags} > /var/run/amd.pid 2> /dev/null
278    fi
279
280    if [ "X${rwhod_enable}" = X"YES" ]; then
281	    echo -n ' rwhod';	rwhod ${rwhod_flags}
282    fi
283
284    # Kerberos runs ONLY on the Kerberos server machine
285    if [ "X${kerberos_server_enable}" = X"YES" ]; then
286	    if [ "X${kerberos_stash}" = "XYES" ]; then
287		stash_flag=-n
288	    else
289		stash_flag=
290	    fi
291	    echo -n ' kerberos'; \
292		kerberos ${stash_flag} >> /var/log/kerberos.log &
293	    if [ "X${kadmind_server_enable}" = "XYES" ]; then
294		echo -n ' kadmind'; \
295		(sleep 20; kadmind ${stash_flag} >/dev/null 2>&1 &) &
296	    fi
297	    unset stash_flag
298    fi
299    
300    # Network Address Translation daemon
301       if [ "X${natd_enable}" = X"YES" -a X"${natd_interface}" != X"" \
302               -a X"${firewall_enable}" = X"YES" ]; then
303               if echo ${natd_interface} | \
304                       grep -q -E '^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$'; then
305                       natd_ifarg="-a ${natd_interface}"
306               else
307                       natd_ifarg="-n ${natd_interface}"
308               fi
309               echo -n ' natd'; natd ${natd_flags} ${natd_ifarg}
310       fi
311
312    echo '.'
313    network_pass3_done=YES
314}
315