1#!/sbin/sh 2# 3# CDDL HEADER START 4# 5# The contents of this file are subject to the terms of the 6# Common Development and Distribution License (the "License"). 7# You may not use this file except in compliance with the License. 8# 9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10# or http://www.opensolaris.org/os/licensing. 11# See the License for the specific language governing permissions 12# and limitations under the License. 13# 14# When distributing Covered Code, include this CDDL HEADER in each 15# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16# If applicable, add the following below this CDDL HEADER, with the 17# fields enclosed by brackets "[]" replaced with your own identifying 18# information: Portions Copyright [yyyy] [name of copyright owner] 19# 20# CDDL HEADER END 21# 22# 23# Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26# This service configures IP tunnel links and IP interfaces over IP 27# tunnels. 28# 29 30. /lib/svc/share/smf_include.sh 31 32# 33# Configure tunnels which were deferred by /lib/svc/method/net-physical (the 34# svc:/network/physical service) since it depends on the tunnel source 35# addresses being available. 36# 37# WARNING: you may wish to turn OFF forwarding if you haven't already, because 38# of various possible security vulnerabilities when configuring tunnels for 39# Virtual Private Network (VPN) construction. 40# 41# Also, if names are used in the /etc/hostname*.* files, those names have to 42# be in either DNS (and DNS is used) or in /etc/hosts, because this file is 43# executed before NIS is started. 44# 45 46# 47# get_tunnel_links: print the names of the tunnel links currently configured 48# on the running system. 49# 50get_tunnel_links () 51{ 52 /sbin/dladm show-iptun -p -o link 53} 54 55# plumb_tunnel <intf_name> <net_type> <intf_file> 56plumb_tunnel () 57{ 58 /sbin/ifconfig $1 $2 plumb 59 while read ifcmds; do 60 if [ -n "$ifcmds" ]; then 61 /sbin/ifconfig $1 $2 $ifcmds 62 fi 63 done < $3 > /dev/null 64 /sbin/ifconfig $1 $2 up 65} 66 67case "$1" in 68start) 69 # First, bring up tunnel links 70 /sbin/dladm up-iptun 71 72 # 73 # Get the list of IP tunnel interfaces we'll need to configure. These 74 # are comprised of IP interfaces over the tunnels we've just brought 75 # up in the above dladm command, and the implicit tunnels named "ip.*" 76 # that we'll also create for backward compatibility. When we build 77 # the list of implicit tunnels, we have to make sure that they're not 78 # different kinds of links that are simply named "ip.*". 79 # 80 tunnel_links=`get_tunnel_links` 81 implicit_tunnel_names=`/usr/bin/ls -1 /etc/hostname.ip*.*[0-9] \ 82 /etc/hostname6.ip*.*[0-9] 2> /dev/null | /usr/bin/cut -f2- -d. | \ 83 /usr/bin/sort -u` 84 for intf_name in $implicit_tunnel_names; do 85 /sbin/dladm show-link -pP $intf_name > /dev/null 2>&1 86 if [ $? -ne 0 ]; then 87 implicit_tunnels="$implicit_tunnels $intf_name" 88 fi 89 done 90 tunnel_interfaces=`for intf in $tunnel_links $implicit_tunnels; do \ 91 echo $intf; done | /usr/bin/sort -u` 92 93 for intf_name in $tunnel_interfaces; do 94 if [ -f /etc/hostname.$intf_name ]; then 95 plumb_tunnel $intf_name inet /etc/hostname.$intf_name 96 fi 97 if [ -f /etc/hostname6.$intf_name ]; then 98 plumb_tunnel $intf_name inet6 /etc/hostname6.$intf_name 99 fi 100 done 101 102 # 103 # Set 6to4 Relay Router communication support policy and, if 104 # applicable, the destination Relay Router IPv4 address. See 105 # /etc/default/inetinit for setting and further info on 106 # ACCEPT6TO4RELAY and RELAY6TO4ADDR. If ACCEPT6TO4RELAY=NO, the 107 # default value in the kernel will be used. 108 # 109 [ -f /etc/default/inetinit ] && . /etc/default/inetinit 110 ACCEPT6TO4RELAY=`echo "$ACCEPT6TO4RELAY" | /usr/bin/tr '[A-Z]' '[a-z]'` 111 if [ "$ACCEPT6TO4RELAY" = yes ]; then 112 if [ "$RELAY6TO4ADDR" ]; then 113 /usr/sbin/6to4relay -e -a $RELAY6TO4ADDR 114 else 115 /usr/sbin/6to4relay -e 116 fi 117 fi 118 ;; 119 120stop) 121 tunnel_links=`get_tunnel_links` 122 123 # Unplumb IP interfaces 124 for tun in $tunnel_links; do 125 /sbin/ifconfig $tun unplumb > /dev/null 2>&1 126 /sbin/ifconfig $tun inet6 unplumb > /dev/null 2>&1 127 done 128 129 # Take down the IP tunnel links 130 /sbin/dladm down-iptun 131 ;; 132 133*) 134 echo "Usage: $0 { start | stop }" 135 exit 1 136 ;; 137esac 138 139exit $SMF_EXIT_OK 140