usr/src/cmd/svc/milestone/net-loopback

   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 2010 Sun Microsystems, Inc.  All rights reserved.
  24 # Use is subject to license terms.
  25 #
  26
  27 . /lib/svc/share/smf_include.sh
  28
  29 #
  30 # In a shared-IP zone we need this service to be up, but all of the work
  31 # it tries to do is irrelevant (and will actually lead to the service
  32 # failing if we try to do it), so just bail out.
  33 # In the global zone and exclusive-IP zones we proceed.
  34 #
  35 smf_configure_ip || exit $SMF_EXIT_OK
  36
  37 if [ -f /etc/hostname.lo0 ] || [ -f /etc/hostname6.lo0 ]; then
  38         echo "found /etc/hostname.lo0 or /etc/hostname6.lo0; "\
  39                     "using ifconfig to create lo0" > /dev/msglog
  40         # IPv4 loopback
  41         /sbin/ifconfig lo0 plumb 127.0.0.1 up
  42
  43         # IPv6 loopback
  44         /sbin/ifconfig lo0 inet6 plumb ::1 up
  45
  46         # Trusted Extensions shares the loopback interface with all zones
  47         if (smf_is_system_labeled); then
  48                 if smf_is_globalzone; then
  49                         /sbin/ifconfig lo0 all-zones
  50                         /sbin/ifconfig lo0 inet6 all-zones
  51                 fi
  52         fi
  53 else
  54         state=`/sbin/ipadm show-if -p -o state lo0 2>/dev/null`
  55         if [ $? -eq 0 -a "$state" = "disabled" ]; then
  56                 /sbin/ipadm enable-if -t lo0
  57         else
  58                 # IPv4 loopback
  59                 /sbin/ipadm create-addr -t -T static -a 127.0.0.1/8 lo0/v4
  60
  61                 # IPv6 loopback
  62                 /sbin/ipadm create-addr -t -T static -a ::1/128 lo0/v6
  63         fi
  64
  65         # Trusted Extensions shares the loopback interface with all zones
  66         if (smf_is_system_labeled); then
  67                 if smf_is_globalzone; then
  68                         /sbin/ipadm set-addrprop -t -p zone=all-zones lo0/v4
  69                         /sbin/ipadm set-addrprop -t -p zone=all-zones lo0/v6
  70                 fi
  71         fi
  72 fi
  73