#!/bin/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]
#
# CDDL HEADER END
#
#
# Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
# Copyright 2016 Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org>
#
. /lib/svc/share/smf_include.sh
. /lib/svc/share/ipf_include.sh
YPDIR=/usr/lib/netsvc/yp
create_client_ipf_rules()
{
FMRI=$1
file=`fmri_to_file $FMRI $IPF_SUFFIX`
file6=`fmri_to_file $FMRI $IPF6_SUFFIX`
iana_name=`svcprop -p $FW_CONTEXT_PG/name $FMRI`
domain=`domainname`
block_policy=$GLOBAL_BLOCK_POLICY
if [ "$block_policy" = "return" ]; then
block_policy_tcp="return-rst"
block_policy_udp="return-icmp-as-dest"
fi
if [ -z "$domain" ]; then
return 0
fi
if [ ! -d /var/yp/binding/$domain ]; then
return
fi
echo "# $FMRI" >$file
echo "# $FMRI" >$file6
ypfile="/var/yp/binding/$domain/ypservers"
if [ -f $ypfile ]; then
tports=`$SERVINFO -R -p -t -s $iana_name 2>/dev/null`
uports=`$SERVINFO -R -p -u -s $iana_name 2>/dev/null`
tports_6=`$SERVINFO -R -p -t6 -s $iana_name 2>/dev/null`
uports_6=`$SERVINFO -R -p -u6 -s $iana_name 2>/dev/null`
server_addrs=""
server_addrs_6=""
for ypsvr in `grep -v '^[ ]*#' $ypfile`; do
#
# Get corresponding IPv4/IPv6 addresses
#
servers=`getent ipnodes $ypsvr | \
/usr/xpg4/bin/awk '$1 ~ !/:/{ print $1 }'`
servers_6=`getent ipnodes $ypsvr | \
/usr/xpg4/bin/awk '$1 ~ /:/{ print $1 }'`
if [ -n "$servers" ]; then
server_addrs="$server_addrs $servers"
fi
if [ -n "$servers_6" ]; then
server_addrs_6="$server_addrs_6 $servers_6"
fi
done
if [ -n "$tports" -o -n "$tports_6" ]; then
for tport in $tports $tports_6; do
echo "block $block_policy_tcp in log" \
"proto tcp from any to any" \
"port = $tport" >>$file
if [ -n "$server_addrs" ]; then
for s in $server_addrs; do
echo "pass in log quick" \
"proto tcp from $s" \
"to any port = $tport" \
>>$file
done
fi
done
fi
if [ -n "$uports" -o -n "$uports_6" ]; then
for uport in $uports $uports_6; do
echo "block $block_policy_udp in log" \
"proto udp from any to any" \
"port = $uport" >>$file
if [ -n "$server_addrs" ]; then
for s in $server_addrs; do
echo "pass in log quick" \
"proto udp from $s" \
"to any port = $uport" \
>>$file
done
fi
done
fi
if [ -n "$tports_6" ]; then
for tport in $tports_6; do
echo "block $block_policy_tcp in log" \
"proto tcp from any to any" \
"port = $tport" >>$file6
if [ -n "$server_addrs_6" ]; then
for s in $server_addrs_6; do
echo "pass in log quick" \
"proto tcp from $s" \
"to any port = $tport" \
>>$file6
done
fi
done
fi
if [ -n "$uports_6" ]; then
for uport in $uports_6; do
echo "block $block_policy_udp in log" \
"proto udp from any to any" \
"port = $uport" >>$file6
if [ -n "$server_addrs_6" ]; then
for s in $server_addrs_6; do
echo "pass in log quick" \
"proto udp from $s" \
"to any port = $uport" \
>>$file6
done
fi
done
fi
else
#
# How do we handle the client broadcast case? Server replies
# to the outgoing port that sent the broadcast, but there's
# no way the client know a packet is the reply.
#
# Nis server should be specified and clients shouldn't be
# doing broadcasts but if it does, no choice but to allow
# all traffic.
#
echo "pass in log quick proto udp from any to any" \
"port > 32768" >>$file
echo "pass in log quick proto udp from any to any" \
"port > 32768" >>$file6
fi
}
#
# Ipfilter method
#
if [ -n "$1" -a "$1" = "ipfilter" ]; then
create_client_ipf_rules $2
exit $SMF_EXIT_OK
fi
case $SMF_FMRI in
'svc:/network/nis/client:default')
domain=`domainname`
if [ -z "$domain" ]; then
echo "$0: domainname not set"
exit $SMF_EXIT_ERR_CONFIG
fi
if [ ! -d /var/yp/binding/$domain ]; then
echo "$0: /var/yp/binding/$domain is not a directory"
exit $SMF_EXIT_ERR_CONFIG
fi
# Since two ypbinds will cause ypwhich to hang...
if pgrep -z `/sbin/zonename` ypbind >/dev/null; then
echo "$0: ypbind is already running."
exit $SMF_EXIT_ERR_CONFIG
fi
if [ -f /var/yp/binding/$domain/ypservers ]; then
$YPDIR/ypbind > /dev/null 2>&1
else
$YPDIR/ypbind -broadcast > /dev/null 2>&1
fi
rc=$?
if [ $rc != 0 ]; then
echo "$0: ypbind failed with $rc"
exit 1
fi
;;
'svc:/network/nis/server:default')
domain=`domainname`
if [ -z "$domain" ]; then
echo "$0: domainname not set"
exit $SMF_EXIT_ERR_CONFIG
fi
if [ ! -d /var/yp/$domain ]; then
echo "$0: domain directory missing"
exit $SMF_EXIT_ERR_CONFIG
fi
if [ -f /etc/resolv.conf ]; then
$YPDIR/ypserv -d
else
$YPDIR/ypserv
fi
rc=$?
if [ $rc != 0 ]; then
echo "$0: ypserv failed with $rc"
exit 1
fi
;;
'svc:/network/nis/passwd:default')
PWDIR=`grep "^PWDIR" /var/yp/Makefile 2> /dev/null` \
&& PWDIR=`expr "$PWDIR" : '.*=[ ]*\([^ ]*\)'`
if [ "$PWDIR" ]; then
if [ "$PWDIR" = "/etc" ]; then
unset PWDIR
else
PWDIR="-D $PWDIR"
fi
fi
$YPDIR/rpc.yppasswdd $PWDIR -m
rc=$?
if [ $rc != 0 ]; then
echo "$0: rpc.yppasswdd failed with $rc"
exit 1
fi
;;
*)
echo "$0: Unknown service \"$SMF_FMRI\"."
exit $SMF_EXIT_ERR_CONFIG
;;
esac
exit $SMF_EXIT_OK