#!/usr/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

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# CDDL HEADER END

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# Copyright (c) 1991, 2015, Oracle and/or its affiliates. All rights reserved.

. /lib/svc/share/smf_include.sh

SWITCH_FMRI=svc:/system/name-service/switch:default

tweak_aliases()

{

	aliasprop=$(/usr/bin/svcprop -p config/alias $SWITCH_FMRI 2>/dev/null)

	# Check the alias configuration. Per

	# http://www.postfix.org/postconf.5.html

	#    On systems with NIS, the default is to search the local alias

	#    database, then the NIS alias database. 

	# All Solaris systems ship "with NIS", but unless NIS is configured for

	# aliases, this will cause problems, so check and tweak the default if

	# NIS is not configured.

	alias_maps=$(/usr/sbin/postconf -h alias_maps)

	if [[ $alias_maps == "hash:/etc/mail/aliases, nis:mail.aliases" ]]; then

		# We have the default Postfix setting.

		if [[ "$aliasprop" == "${aliasprop/nis}" ]]; then

			# NIS is not configured, so change the Postfix setting.

			alias_maps="hash:/etc/mail/aliases"

			/usr/sbin/postconf alias_maps=$alias_maps

		fi

	fi

	# Check for LDAP: if configured via the switch, then (if needed)

	# create $LDAP_ALIASES and configure in alias_maps.

	LDAP_ALIASES=/etc/postfix/ldap-aliases.cf

	if [[ $aliasprop != ${aliasprop/ldap} ]]; then

		# LDAP is configured for aliases.

		if [[ ! -f $LDAP_ALIASES ]]; then

			# $LDAP_ALIASES does not exist yet, so create it.

			servers=$(/usr/sbin/ldapclient list | \

			    grep NS_LDAP_SERVERS | \

			    sed -e 's/^.*=//' -e 's/,//g')

        		basedn=$(/usr/sbin/ldapclient list | \

			    grep NS_LDAP_SEARCH_BASEDN | sed -e 's/^.*= //')

			echo "server_host = $servers" > $LDAP_ALIASES

			echo "search_base = $basedn" >> $LDAP_ALIASES

			echo "query_filter = mail=%s" >> $LDAP_ALIASES

			echo "result_attribute = mgrpRFC822MailMember" >> \

			    $LDAP_ALIASES

		fi

		if [[ "$alias_maps" == "${alias_maps/ldap:}" ]]; then

			# No "ldap:" entry yet in alias_maps, so add one.

			/usr/sbin/postconf \

			    alias_maps="$alias_maps, ldap:$LDAP_ALIASES"

		fi

	fi

}

# First, make sure we have a valid domain name.

myhostname=$(/usr/bin/hostname)

case $myhostname in

*.*)

	# Fully qualified: we're set.

	;;

*)

	# Unqualified; fall back to postconf.

	mydomain=$(/usr/sbin/postconf -h mydomain)

	case $mydomain in

	*.*)

		# Fully qualified: we're set.

		;;

	localdomain)

		echo "Domain name cannot be determined."

		echo "Either set hostname to a fully-qualified value,"

		echo "or run '/usr/sbin/postconf mydomain=YOUR.DOMAIN'."

		exit $SMF_EXIT_ERR_CONFIG

		;;

	esac

esac

# Second, tweak aliases for NIS and LDAP as needed.

auto=`/usr/bin/svcprop -c -p config/automatic $SMF_FMRI 2>/dev/null`

if [[ $auto == true ]]; then

	tweak_aliases

fi

# Finally, start the daemon.

/usr/sbin/postfix start

exit 0