usr.sbin/routeadm/svc-forwarding

#!/sbin/sh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
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# CDDL HEADER END
#
#
# Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#

# This script is the shared method script for the ipv4-routing, ipv6-routing,
# ipv4-forwarding and ipv6-forwarding services.

. /lib/svc/share/smf_include.sh

usage() {
    echo "Usage: $0 { start | stop | refresh } { ipv4 | ipv6 }"
}

numv6ifs=`/usr/sbin/ifconfig -au6 | /usr/bin/grep -c inet6`

method="$1"
proto="$2"

if [ -z "$proto" ]; then
    usage
    exit $SMF_ERROR_FATAL
fi

case "$1" in
'start' | 'refresh' )
    smf_configure_ip || exit $SMF_EXIT_OK
    #
    # Start ip forwarding.
    #
    if [ "$proto" = "ipv6" -a "$numv6ifs" = 0 ]; then
        echo "Error: no IPv6 interface configured"
        exit $SMF_EXIT_ERR_CONFIG
    fi

    /usr/sbin/ipadm set-prop -p forwarding=on $proto
    [ "$proto" = "ipv6" ] && /usr/sbin/ipadm set-prop \
                    -p ip6_send_redirects=1 ip
        ;;
'stop')
    /usr/sbin/ipadm set-prop -p forwarding=off $proto
    [ "$proto" = "ipv6" ] && /usr/sbin/ipadm set-prop \
                    -p ip6_send_redirects=0 ip
    ;;
*)
    usage
        exit $SMF_ERROR_FATAL
        ;;
esac

exit "$SMF_EXIT_OK"