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--- old/usr/src/cmd/svc/milestone/net-routing-setup
+++ new/usr/src/cmd/svc/milestone/net-routing-setup
1 1 #!/sbin/sh
2 2 #
3 3 # CDDL HEADER START
4 4 #
5 5 # The contents of this file are subject to the terms of the
6 6 # Common Development and Distribution License (the "License").
7 7 # You may not use this file except in compliance with the License.
8 8 #
9 9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 10 # or http://www.opensolaris.org/os/licensing.
11 11 # See the License for the specific language governing permissions
12 12 # and limitations under the License.
13 13 #
14 14 # When distributing Covered Code, include this CDDL HEADER in each
15 15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 16 # If applicable, add the following below this CDDL HEADER, with the
17 17 # fields enclosed by brackets "[]" replaced with your own identifying
18 18 # information: Portions Copyright [yyyy] [name of copyright owner]
19 19 #
20 20 # CDDL HEADER END
21 21 #
22 22 #
23 23 # Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
24 24
25 25 # This script configures IP routing.
26 26
27 27 . /lib/svc/share/smf_include.sh
28 28
29 29 #
30 30 # In a shared-IP zone we need this service to be up, but all of the work
31 31 # it tries to do is irrelevant (and will actually lead to the service
32 32 # failing if we try to do it), so just bail out.
33 33 # In the global zone and exclusive-IP zones we proceed.
34 34 #
35 35 smf_configure_ip || exit $SMF_EXIT_OK
36 36
37 37 #
38 38 # If routing.conf file is in place, and has not already been read in
39 39 # by previous invokation of routeadm, legacy configuration is upgraded
40 40 # by this call to "routeadm -u". This call is also needed when
41 41 # a /var/svc/profile/upgrade file is found, as it may contain routeadm commands
42 42 # which need to be applied. Finally, routeadm starts in.ndpd by
43 43 # enabling the ndp service (in.ndpd), which is required for IPv6 address
44 44 # autoconfiguration. It would be nice if we could do this in
45 45 # network/loopback, but since the SMF backend is read-only at that
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46 46 # point in boot, we cannot.
47 47 #
48 48 /sbin/routeadm -u
49 49
50 50 #
51 51 # Are we routing dynamically? routeadm(1M) reports this in the
52 52 # "current" values of ipv4/6-routing - if either are true, we are running
53 53 # routing daemons (or at least they are enabled to run).
54 54 #
55 55 dynamic_routing_test=`/sbin/routeadm -p | \
56 -nawk '/^ipv[46]-routing [.]*/ { print $2 }' | /usr/bin/grep "current=enabled"`
56 +/usr/xpg4/bin/awk '/^ipv[46]-routing [.]*/ { print $2 }' | /usr/bin/grep "current=enabled"`
57 57 if [ -n "$dynamic_routing_test" ]; then
58 58 dynamic_routing="true"
59 59 fi
60 60
61 61 #
62 62 # Configure default IPv4 routers using the local "/etc/defaultrouter"
63 63 # configuration file. The file can contain the hostnames or IP
64 64 # addresses of one or more default routers. If hostnames are used,
65 65 # each hostname must also be listed in the local "/etc/hosts" file
66 66 # because NIS is not running at the time that this script is
67 67 # run. Each router name or address is listed on a single line by
68 68 # itself in the file. Anything else on that line after the router's
69 69 # name or address is ignored. Lines that begin with "#" are
70 70 # considered comments and ignored.
71 71 #
72 72 # The default routes listed in the "/etc/defaultrouter" file will
73 73 # replace those added by the kernel during diskless booting. An
74 74 # empty "/etc/defaultrouter" file will cause the default route
75 75 # added by the kernel to be deleted.
76 76 #
77 77 # Note that the default router file is ignored if we received routes
78 78 # from a DHCP server. Our policy is to always trust DHCP over local
79 79 # administration.
80 80 #
81 81 smf_netstrategy
82 82
83 83 if [ "$_INIT_NET_STRATEGY" = "dhcp" ] && \
84 84 [ -n "`/sbin/dhcpinfo Router`" ]; then
85 85 defrouters=`/sbin/dhcpinfo Router`
86 86 elif [ -f /etc/defaultrouter ]; then
87 87 defrouters=`/usr/bin/grep -v \^\# /etc/defaultrouter | \
88 88 /usr/bin/awk '{print $1}'`
89 89 if [ -n "$defrouters" ]; then
90 90 #
91 91 # We want the default router(s) listed in
92 92 # /etc/defaultrouter to replace the one added from the
93 93 # BOOTPARAMS WHOAMI response but we must avoid flushing
94 94 # the last route between the running system and its
95 95 # /usr file system.
96 96 #
97 97
98 98 # First, remember the original route.
99 99 shift $#
100 100 set -- `/usr/bin/netstat -rn -f inet | \
101 101 /usr/bin/grep '^default'`
102 102 route_IP="$2"
103 103
104 104 #
105 105 # Next, add those from /etc/defaultrouter. While doing
106 106 # this, if one of the routes we add is for the route
107 107 # previously added as a result of the BOOTPARAMS
108 108 # response, we will see a message of the form:
109 109 # "add net default: gateway a.b.c.d: entry exists"
110 110 #
111 111 do_delete=yes
112 112 for router in $defrouters; do
113 113 route_added=`/usr/sbin/route -n add default \
114 114 -gateway $router`
115 115 res=$?
116 116 set -- $route_added
117 117 [ $res -ne 0 -a "$5" = "$route_IP:" ] && do_delete=no
118 118 done
119 119
120 120 #
121 121 # Finally, delete the original default route unless it
122 122 # was also listed in the defaultrouter file.
123 123 #
124 124 if [ -n "$route_IP" -a $do_delete = yes ]; then
125 125 /usr/sbin/route -n delete default \
126 126 -gateway $route_IP >/dev/null
127 127 fi
128 128 else
129 129 /usr/sbin/route -fn > /dev/null
130 130 fi
131 131 else
132 132 defrouters=
133 133 fi
134 134
135 135 #
136 136 # Use routeadm(1M) to configure forwarding and launch routing daemons
137 137 # for IPv4 and IPv6 based on preset values. These settings only apply
138 138 # to the global zone. For IPv4 dynamic routing, the system will default
139 139 # to disabled if a default route was previously added via BOOTP, DHCP,
140 140 # or the /etc/defaultrouter file. routeadm also starts in.ndpd.
141 141 #
142 142 if [ "$dynamic_routing" != "true" ] && [ -z "$defrouters" ]; then
143 143 #
144 144 # No default routes were setup by "route" command above.
145 145 # Check the kernel routing table for any other default
146 146 # routes.
147 147 #
148 148 /usr/bin/netstat -rn -f inet | \
149 149 /usr/bin/grep default >/dev/null 2>&1 && defrouters=yes
150 150 fi
151 151
152 152 #
153 153 # The routeadm/ipv4-routing-set property is true if the administrator
154 154 # has run "routeadm -e/-d ipv4-routing". If not, we revert to the
155 155 # appropriate defaults. We no longer run "routeadm -u" on every boot
156 156 # however, as persistent daemon state is now controlled by SMF.
157 157 #
158 158 ipv4_routing_set=`/usr/bin/svcprop -p routeadm/ipv4-routing-set $SMF_FMRI`
159 159 if [ -z "$defrouters" ]; then
160 160 #
161 161 # Set default value for ipv4-routing to enabled. If routeadm -e/-d
162 162 # has not yet been run by the administrator, we apply this default.
163 163 # The -b option is project-private and informs routeadm not
164 164 # to treat the enable as administrator-driven.
165 165 #
166 166 /usr/sbin/svccfg -s $SMF_FMRI \
167 167 setprop routeadm/default-ipv4-routing = true
168 168 if [ "$ipv4_routing_set" = "false" ]; then
169 169 /sbin/routeadm -b -e ipv4-routing -u
170 170 fi
171 171 else
172 172 #
173 173 # Default router(s) have been found, so ipv4-routing default value
174 174 # should be disabled. If routaedm -e/d has not yet been run by
175 175 # the administrator, we apply this default. The -b option is
176 176 # project-private and informs routeadm not to treat the disable as
177 177 # administrator-driven.
178 178 #
179 179 /usr/sbin/svccfg -s $SMF_FMRI \
180 180 setprop routeadm/default-ipv4-routing = false
181 181 if [ "$ipv4_routing_set" = "false" ]; then
182 182 /sbin/routeadm -b -d ipv4-routing -u
183 183 fi
184 184 fi
185 185
186 186 #
187 187 # See if static routes were created by install. If so, they were created
188 188 # under /etc/svc/volatile. Copy them into their proper place.
189 189 #
190 190 if [ -f /etc/svc/volatile/etc/inet/static_routes ]; then
191 191 echo "Installing persistent routes"
192 192 if [ -f /etc/inet/static_routes ]; then
193 193 cat /etc/svc/volatile/etc/inet/static_routes | grep -v '^#' \
194 194 >> /etc/inet/static_routes
195 195 else
196 196 cp /etc/svc/volatile/etc/inet/static_routes \
197 197 /etc/inet/static_routes
198 198 fi
199 199 /usr/bin/rm /etc/svc/volatile/etc/inet/static_routes
200 200
201 201 fi
202 202
203 203 #
204 204 # Read /etc/inet/static_routes and add each route.
205 205 #
206 206 if [ -f /etc/inet/static_routes ]; then
207 207 echo "Adding persistent routes:"
208 208 /usr/bin/egrep -v "^(#|$)" /etc/inet/static_routes | while read line; do
209 209 /usr/sbin/route add $line
210 210 done
211 211 fi
212 212
213 213 # Clear exit status.
214 214 exit $SMF_EXIT_OK
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