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1 #!/bin/sh -
2 #
3 #       $Id: rc.network,v 1.28 1998/07/08 15:40:53 nectar 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
13 network_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.${ifn}
32             fi
33             # Do the primary ifconfig if specified
34             eval ifconfig_args=\$ifconfig_${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 [ $? = 0 ] ; then
62         firewall_in_kernel=1
63     else 
64         firewall_in_kernel=0
65     fi
66
67     if [ $firewall_in_kernel = 0 -a "x$firewall_enable"  = "xYES" ] ; then
68         if modload /lkm/ipfw_mod.o; then
69                 firewall_in_kernel=1            # module loaded successfully
70                 echo "Kernel firewall module loaded."
71         else
72                 echo "Warning: firewall kernel module failed to load."
73         fi
74     fi
75
76     # Load the filters if required
77     if [ $firewall_in_kernel = 1 ]; then
78         if [ -n "$firewall_enable" -a -f /etc/rc.firewall -a \
79                 "x$firewall_enable" = "xYES" ] ; then
80             . /etc/rc.firewall
81             echo "Firewall rules loaded."
82         else
83             IPFW_DEFAULT=`ipfw l 65535`
84             if [ "$IPFW_DEFAULT" = "65535 deny ip from any to any" ]; then
85                 echo -n "Warning: kernel has firewall functionality, "
86                 echo "but firewall rules are not enabled."
87                 echo "         All ip services are disabled."
88             fi
89         fi
90     fi
91
92     # Configure routing
93
94     if [ "x$defaultrouter" != "xNO" ] ; then
95             static_routes="default ${static_routes}"
96             route_default="default ${defaultrouter}"
97     fi
98     
99     # Set up any static routes.  This should be done before router discovery.
100     if [ "x${static_routes}" != "x" ]; then
101             for i in ${static_routes}; do
102                     eval route_args=\$route_${i}
103                     route add ${route_args}
104             done
105     fi
106
107     echo -n 'Additional routing options:'
108     if [ -n "$tcp_extensions" -a "x$tcp_extensions" != "xYES" ] ; then
109             echo -n ' tcp extensions=NO'
110             sysctl -w net.inet.tcp.rfc1323=0 >/dev/null 2>&1
111             sysctl -w net.inet.tcp.rfc1644=0 >/dev/null 2>&1
112     fi
113
114     if [ "X$gateway_enable" = X"YES" ]; then
115             echo -n ' IP gateway=YES'
116             sysctl -w net.inet.ip.forwarding=1 >/dev/null 2>&1
117     fi
118     
119     if [ "X$forward_sourceroute" = X"YES" ]; then
120             echo -n ' do source routing=YES'
121             sysctl -w net.inet.ip.sourceroute=1 >/dev/null 2>&1
122     fi
123
124     if [ "X$accept_sourceroute" = X"YES" ]; then
125             echo -n ' accept source routing=YES'
126             sysctl -w net.inet.ip.accept_sourceroute=1 >/dev/null 2>&1
127     fi
128
129     if [ "X$ipxgateway_enable" = X"YES" ]; then
130             echo -n ' IPX gateway=YES'
131             sysctl -w net.ipx.ipx.ipxforwarding=1 >/dev/null 2>&1
132     fi
133     
134     if [ "X$arpproxy_all" = X"YES" ]; then
135             echo -n ' enabling ARP_PROXY_ALL: '
136             sysctl -w net.link.ether.inet.proxyall=1 2>&1
137     fi
138     echo '.'
139
140     echo -n 'routing daemons:'
141     if [ "X$router_enable" = X"YES" ]; then
142             echo -n " ${router}";       ${router} ${router_flags}
143     fi
144     
145     if [ "X$ipxrouted_enable" = X"YES" ]; then
146             echo -n ' IPXrouted'
147             IPXrouted ${ipxrouted_flags} > /dev/null 2>&1
148     fi
149     
150     if [ "X${mrouted_enable}" = X"YES" ]; then
151             echo -n ' mrouted'; mrouted ${mrouted_flags}
152     fi
153
154     if [ "X$rarpd_enable" = X"YES" ]; then
155             echo -n ' rarpd';     rarpd ${rarpd_flags}
156     fi
157     echo '.'
158     network_pass1_done=YES      # Let future generations know we made it.
159 }
160
161 network_pass2() {
162     echo -n 'Doing additional network setup:'
163     if [ "X${named_enable}" = X"YES" ]; then
164             echo -n ' named';           ${named_program-"named"} ${named_flags}
165     fi
166
167     if [ "X${ntpdate_enable}" = X"YES" ]; then
168             echo -n ' ntpdate'; ${ntpdate_program} ${ntpdate_flags} >/dev/null 2>&1
169     fi
170
171     if [ "X${xntpd_enable}" = X"YES" ]; then
172             echo -n ' xntpd';   ${xntpd_program} ${xntpd_flags}
173     fi
174
175     if [ "X${timed_enable}" = X"YES" ]; then
176             echo -n ' timed';           timed ${timed_flags}
177     fi
178
179     if [ "X${portmap_enable}" = X"YES" ]; then
180             echo -n ' portmap';         portmap ${portmap_flags}
181     fi
182
183     # Start ypserv if we're an NIS server.
184     # Run rpc.ypxfrd and rpc.yppasswdd only on the NIS master server.
185     if [ "X${nis_server_enable}" = X"YES" ]; then
186             echo -n ' ypserv'; ypserv ${nis_server_flags}
187             
188             if [ "X${nis_ypxfrd_enable}" = X"YES" ]; then
189                     echo -n ' rpc.ypxfrd'; rpc.ypxfrd ${nis_ypxfrd_flags}
190             fi
191             
192             if [ "X${nis_yppasswdd_enable}" = X"YES" ]; then
193                     echo -n ' rpc.yppasswdd'; rpc.yppasswdd ${nis_yppasswdd_flags}
194             fi
195     fi
196
197     # Start ypbind if we're an NIS client
198     if [ "X${nis_client_enable}" = X"YES" ]; then
199             echo -n ' ypbind'; ypbind ${nis_client_flags}
200             if [ "X${nis_ypset_enable}" = X"YES" ]; then
201                     echo -n ' ypset'; ypset ${nis_ypset_flags}
202             fi
203     fi
204
205     # Start keyserv if we are running Secure RPC
206     if [ "X${keyserv_enable}" = X"YES" ]; then
207             echo -n ' keyserv';         keyserv ${keyserv_flags}
208     fi
209     # Start ypupdated if we are running Secure RPC and we are NIS master
210     if [ "X$rpc_ypupdated_enable" = X"YES" ]; then
211             echo -n ' rpc.ypupdated';   rpc.ypupdated
212     fi
213
214     echo '.'
215     network_pass2_done=YES
216 }
217
218 network_pass3() {
219     echo -n 'Starting final network daemons:'
220
221     if [ "X${nfs_server_enable}" = X"YES" -a -r /etc/exports ]; then
222             echo -n ' mountd'
223             if [ "X${weak_mountd_authentication}" = X"YES" ]; then
224                     mountd_flags="-n"
225             fi
226             mountd ${mountd_flags}
227             if [ "X${nfs_reserved_port_only}" = X"YES" ]; then
228                     sysctl -w vfs.nfs.nfs_privport=1 >/dev/null 2>&1
229             fi
230             echo -n ' nfsd';            nfsd ${nfs_server_flags}
231             if [ "X$rpc_lockd_enable" = X"YES" ]; then
232                 echo -n ' rpc.lockd';           rpc.lockd
233             fi
234             if [ "X$rpc_statd_enable" = X"YES" ]; then
235                 echo -n ' rpc.statd';           rpc.statd
236             fi
237     fi
238     
239     if [ "X${nfs_client_enable}" = X"YES" ]; then
240             echo -n ' nfsiod';          nfsiod ${nfs_client_flags}
241     fi
242
243     if [ "X${amd_enable}" = X"YES" ]; then
244             echo -n ' amd'
245             if [ "X${amd_map_program}" != X"NO" ]; then
246                 amd_flags="${amd_flags} `${amd_map_program}`"
247             fi
248             amd -p ${amd_flags} > /var/run/amd.pid 2> /dev/null
249     fi
250
251     if [ "X${rwhod_enable}" = X"YES" ]; then
252             echo -n ' rwhod';   rwhod
253     fi
254
255     # Kerberos runs ONLY on the Kerberos server machine
256     if [ "X${kerberos_server_enable}" = X"YES" ]; then
257             if [ "X${kerberos_stash}" = "XYES" ]; then
258                 stash_flag=-n
259             else
260                 stash_flag=
261             fi
262             echo -n ' kerberos'; \
263                 kerberos ${stash_flag} >> /var/log/kerberos.log &
264             if [ "X${kadmind_server_enable}" = "XYES" ]; then
265                 echo -n ' kadmind'; \
266                 (sleep 20; kadmind ${stash_flag} >/dev/null 2>&1 &) &
267             fi
268             unset stash_flag
269     fi
270     
271     # Network Address Translation daemon
272        if [ "X${natd_enable}" = X"YES" -a X"${natd_interface}" != X"" \
273                -a X"${firewall_enable}" = X"YES" ]; then
274                if echo ${natd_interface} | \
275                        grep -q -E '^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$'; then
276                        natd_ifarg="-a ${natd_interface}"
277                else
278                        natd_ifarg="-n ${natd_interface}"
279                fi
280                echo -n ' natd'; natd ${natd_flags} ${natd_ifarg}
281        fi
282
283     echo '.'
284     network_pass3_done=YES
285 }