netoptions revision 48842 
1#!/bin/sh -
2#
3#	$Id: rc.network,v 1.49 1999/07/08 18:56:02 peter 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    # Special options for sppp(4) interfaces go here.  These need
40    # to go _before_ the general ifconfig section, since in the case
41    # of hardwired (no link1 flag) but required authentication, you
42    # cannot pass auth parameters down to the already running interface.
43    for ifn in ${sppp_interfaces}; do
44	    eval spppcontrol_args=\$spppconfig_${ifn}
45	    if [ -n "${spppcontrol_args}" ] ; then
46		    # The auth secrets might contain spaces; in order
47		    # to retain the quotation, we need to eval them
48		    # here.
49		    eval spppcontrol ${ifn} ${spppcontrol_args}
50	    fi
51    done
52
53    # Set up all the network interfaces, calling startup scripts if needed
54    if [ "x${network_interfaces}" = "xauto" ]; then
55	    network_interfaces="`ifconfig -l`"
56    fi
57    for ifn in ${network_interfaces}; do
58	    showstat=false
59	    if [ -e /etc/start_if.${ifn} ]; then
60		    . /etc/start_if.${ifn}
61		    showstat=true
62	    fi
63	    # Do the primary ifconfig if specified
64	    eval ifconfig_args=\$ifconfig_${ifn}
65	    if [ -n "${ifconfig_args}" ] ; then
66		    # See if we are using DHCP
67		    if [ X"${ifconfig_args}" = X"DHCP" ]; then
68			     ${dhcp_program} ${dhcp_flags} ${ifn}
69		    else
70			     ifconfig ${ifn} ${ifconfig_args}
71		    fi
72		    showstat=true
73	    fi
74	    # Check to see if aliases need to be added
75	    alias=0
76	    while :
77	    do
78		    eval ifconfig_args=\$ifconfig_${ifn}_alias${alias}
79		    if [ -n "${ifconfig_args}" ]; then
80			    ifconfig ${ifn} ${ifconfig_args} alias
81			    showstat=true
82			    alias=`expr ${alias} + 1`
83		    else
84			    break;
85		    fi
86	    done
87	    # Do ipx address if specified
88	    eval ifconfig_args=\$ifconfig_${ifn}_ipx
89	    if [ -n "${ifconfig_args}" ]; then
90		    ifconfig ${ifn} ${ifconfig_args}
91		    showstat=true
92	    fi
93	    if [ "${showstat}" = "true" ]
94	    then
95		    ifconfig ${ifn}
96	    fi
97    done
98
99    # Initialize IP filtering using ipfw
100    echo ""
101    /sbin/ipfw -q flush > /dev/null 2>&1
102    if [ $? = 0 ] ; then
103	firewall_in_kernel=1
104    else 
105	firewall_in_kernel=0
106    fi
107
108    if [ $firewall_in_kernel = 0 -a "x$firewall_enable"  = "xYES" ] ; then
109	if kldload ipfw; then
110		firewall_in_kernel=1		# module loaded successfully
111		echo "Kernel firewall module loaded."
112	else
113		echo "Warning: firewall kernel module failed to load."
114	fi
115    fi
116
117    # Load the filters if required
118    if [ $firewall_in_kernel = 1 ]; then
119	if [ -z "${firewall_script}" ] ; then
120	    firewall_script="/etc/rc.firewall"
121	fi
122	if [ -f ${firewall_script} -a X"$firewall_enable" = X"YES" ]; then
123	    . ${firewall_script}
124	    echo -n 'Firewall rules loaded, starting divert daemons:'
125
126	    # Network Address Translation daemon
127	    if [ X"${natd_enable}" = X"YES" -a -n "${natd_interface}" ]; then
128		if echo ${natd_interface} | \
129		    grep -q -E '^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$'; then
130		    natd_ifarg="-a ${natd_interface}"
131		else
132		    natd_ifarg="-n ${natd_interface}"
133		fi
134		echo -n ' natd'; ${natd_program} ${natd_flags} ${natd_ifarg}
135	    fi
136	    echo '.'
137	else
138	    IPFW_DEFAULT=`ipfw l 65535`
139	    if [ "$IPFW_DEFAULT" = "65535 deny ip from any to any" ]; then
140		echo -n "Warning: kernel has firewall functionality, "
141		echo "but firewall rules are not enabled."
142		echo "         All ip services are disabled."
143	    fi
144	fi
145    fi
146
147    # Additional ATM interface configuration
148    if [ -n "${atm_pass1_done}" ]; then
149	    atm_pass2
150    fi
151
152    # Configure routing
153
154    if [ "x$defaultrouter" != "xNO" ] ; then
155	    static_routes="default ${static_routes}"
156	    route_default="default ${defaultrouter}"
157    fi
158    
159    # Set up any static routes.  This should be done before router discovery.
160    if [ "x${static_routes}" != "x" ]; then
161	    for i in ${static_routes}; do
162		    eval route_args=\$route_${i}
163		    route add ${route_args}
164	    done
165    fi
166
167    echo -n 'Additional routing options:'
168    if [ -n "$tcp_extensions" -a "x$tcp_extensions" != "xYES" ] ; then
169	    echo -n ' tcp extensions=NO'
170	    sysctl -w net.inet.tcp.rfc1323=0 >/dev/null
171    fi
172
173    if [ -n "$log_in_vain" -a "x$log_in_vain" != "xNO" ] ; then
174	    echo -n ' log_in_vain=YES'
175	    sysctl -w net.inet.tcp.log_in_vain=1 >/dev/null
176	    sysctl -w net.inet.udp.log_in_vain=1 >/dev/null
177    fi
178
179    if [ X"$icmp_bmcastecho" = X"YES" ]; then
180	    echo -n ' broadcast ping responses=YES'
181	    sysctl -w net.inet.icmp.bmcastecho=1 >/dev/null
182    fi
183
184    if [ "X$gateway_enable" = X"YES" ]; then
185	    echo -n ' IP gateway=YES'
186	    sysctl -w net.inet.ip.forwarding=1 >/dev/null
187    fi
188    
189    if [ "X$forward_sourceroute" = X"YES" ]; then
190	    echo -n ' do source routing=YES'
191	    sysctl -w net.inet.ip.sourceroute=1 >/dev/null
192    fi
193
194    if [ "X$accept_sourceroute" = X"YES" ]; then
195	    echo -n ' accept source routing=YES'
196	    sysctl -w net.inet.ip.accept_sourceroute=1 >/dev/null
197    fi
198
199    if [ "X$tcp_keepalive" = X"YES" ]; then
200	    echo -n ' TCP keepalive=YES'
201	    sysctl -w net.inet.tcp.always_keepalive=1 >/dev/null
202    fi
203
204    if [ "X$ipxgateway_enable" = X"YES" ]; then
205	    echo -n ' IPX gateway=YES'
206	    sysctl -w net.ipx.ipx.ipxforwarding=1 >/dev/null
207    fi
208    
209    if [ "X$arpproxy_all" = X"YES" ]; then
210	    echo -n ' ARP proxyall=YES'
211	    sysctl -w net.link.ether.inet.proxyall=1 >/dev/null
212    fi
213    echo '.'
214
215    echo -n 'routing daemons:'
216    if [ "X$router_enable" = X"YES" ]; then
217	    echo -n " ${router}";	${router} ${router_flags}
218    fi
219    
220    if [ "X$ipxrouted_enable" = X"YES" ]; then
221	    echo -n ' IPXrouted'
222	    IPXrouted ${ipxrouted_flags} > /dev/null 2>&1
223    fi
224    
225    if [ "X${mrouted_enable}" = X"YES" ]; then
226	    echo -n ' mrouted'; mrouted ${mrouted_flags}
227    fi
228
229    if [ "X$rarpd_enable" = X"YES" ]; then
230	    echo -n ' rarpd';     rarpd ${rarpd_flags}
231    fi
232    echo '.'
233    network_pass1_done=YES	# Let future generations know we made it.
234}
235
236network_pass2() {
237    echo -n 'Doing additional network setup:'
238    if [ "X${named_enable}" = X"YES" ]; then
239	    echo -n ' named';		${named_program-"named"} ${named_flags}
240    fi
241
242    if [ "X${ntpdate_enable}" = X"YES" ]; then
243	    echo -n ' ntpdate';	${ntpdate_program} ${ntpdate_flags} >/dev/null 2>&1
244    fi
245
246    if [ "X${xntpd_enable}" = X"YES" ]; then
247	    echo -n ' xntpd';	${xntpd_program} ${xntpd_flags}
248    fi
249
250    if [ "X${timed_enable}" = X"YES" ]; then
251	    echo -n ' timed';		timed ${timed_flags}
252    fi
253
254    if [ "X${portmap_enable}" = X"YES" ]; then
255	    echo -n ' portmap';		${portmap_program} ${portmap_flags}
256    fi
257
258    # Start ypserv if we're an NIS server.
259    # Run rpc.ypxfrd and rpc.yppasswdd only on the NIS master server.
260    if [ "X${nis_server_enable}" = X"YES" ]; then
261	    echo -n ' ypserv'; ypserv ${nis_server_flags}
262	    
263	    if [ "X${nis_ypxfrd_enable}" = X"YES" ]; then
264		    echo -n ' rpc.ypxfrd'; rpc.ypxfrd ${nis_ypxfrd_flags}
265	    fi
266	    
267	    if [ "X${nis_yppasswdd_enable}" = X"YES" ]; then
268		    echo -n ' rpc.yppasswdd'; rpc.yppasswdd ${nis_yppasswdd_flags}
269	    fi
270    fi
271
272    # Start ypbind if we're an NIS client
273    if [ "X${nis_client_enable}" = X"YES" ]; then
274	    echo -n ' ypbind'; ypbind ${nis_client_flags}
275	    if [ "X${nis_ypset_enable}" = X"YES" ]; then
276		    echo -n ' ypset'; ypset ${nis_ypset_flags}
277	    fi
278    fi
279
280    # Start keyserv if we are running Secure RPC
281    if [ "X${keyserv_enable}" = X"YES" ]; then
282	    echo -n ' keyserv';		keyserv ${keyserv_flags}
283    fi
284    # Start ypupdated if we are running Secure RPC and we are NIS master
285    if [ "X$rpc_ypupdated_enable" = X"YES" ]; then
286	    echo -n ' rpc.ypupdated';	rpc.ypupdated
287    fi
288
289    # Start ATM daemons
290    if [ -n "${atm_pass2_done}" ]; then
291	    atm_pass3
292    fi
293
294    echo '.'
295    network_pass2_done=YES
296}
297
298network_pass3() {
299    echo -n 'Starting final network daemons:'
300
301    if [ "X${nfs_server_enable}" = X"YES" -a -r /etc/exports ]; then
302	    echo -n ' mountd'
303	    if [ "X${weak_mountd_authentication}" = X"YES" ]; then
304		    mountd_flags="-n"
305	    fi
306	    mountd ${mountd_flags}
307	    if [ "X${nfs_reserved_port_only}" = X"YES" ]; then
308		    echo -n ' NFS on reserved port only=YES'
309		    sysctl -w vfs.nfs.nfs_privport=1 >/dev/null
310	    fi
311	    echo -n ' nfsd';		nfsd ${nfs_server_flags}
312	    if [ "X$rpc_lockd_enable" = X"YES" ]; then
313		echo -n ' rpc.lockd';		rpc.lockd
314	    fi
315	    if [ "X$rpc_statd_enable" = X"YES" ]; then
316		echo -n ' rpc.statd';		rpc.statd
317	    fi
318    fi
319    
320    if [ "X${nfs_client_enable}" = X"YES" ]; then
321	    echo -n ' nfsiod';		nfsiod ${nfs_client_flags}
322	    if [ "X${nfs_access_cache}" != X ]; then
323		echo -n " NFS access cache time=${nfs_access_cache}"
324		sysctl -w vfs.nfs.access_cache_timeout=${nfs_access_cache} \
325		    >/dev/null
326	    fi
327    fi
328
329    if [ "X${amd_enable}" = X"YES" ]; then
330	    echo -n ' amd'
331	    if [ "X${amd_map_program}" != X"NO" ]; then
332		amd_flags="${amd_flags} `eval ${amd_map_program}`"
333	    fi
334	    if [ -n "$amd_flags" ]
335	    then
336	      amd -p ${amd_flags} > /var/run/amd.pid 2> /dev/null
337	    else
338	      amd 2> /dev/null
339	    fi
340    fi
341
342    if [ "X${rwhod_enable}" = X"YES" ]; then
343	    echo -n ' rwhod';	rwhod ${rwhod_flags}
344    fi
345
346    # Kerberos runs ONLY on the Kerberos server machine
347    if [ "X${kerberos_server_enable}" = X"YES" ]; then
348	    if [ "X${kerberos_stash}" = "XYES" ]; then
349		stash_flag=-n
350	    else
351		stash_flag=
352	    fi
353	    echo -n ' kerberos'; \
354		kerberos ${stash_flag} >> /var/log/kerberos.log &
355	    if [ "X${kadmind_server_enable}" = "XYES" ]; then
356		echo -n ' kadmind'; \
357		(sleep 20; kadmind ${stash_flag} >/dev/null 2>&1 &) &
358	    fi
359	    unset stash_flag
360    fi
361    
362    echo '.'
363    network_pass3_done=YES
364}
365