#!/bin/ksh
#
# Copyright (c) 1994, 2013, Oracle and/or its affiliates. All rights reserved.
#

. /lib/svc/share/smf_include.sh
. /lib/svc/share/net_include.sh

RESOLV_CONF=/etc/resolv.conf
DEFAULTDOMAIN=/etc/defaultdomain
NSSWITCH_CONF=/etc/nsswitch.conf
NSCD_CONF=/etc/nscd.conf
OLD_CACHE=svc:/system/name-service-cache:default
NEW_CACHE=svc:/system/name-service/cache:default
NSSWITCH_FMRI=svc:/system/name-service/switch:default
NISDOM_FMRI=svc:/network/nis/domain:default
DNS_FMRI=svc:/network/dns/client:default

dom_imported=0
config=

if ! is_self_assembly_boot; then
	# Nothing to do.
	exit $SMF_EXIT_OK
fi

nss_import()
{
	service_exists $1 || return 0
	/usr/sbin/nscfg import $1
	result=$?
	if [[ $result -eq 3 ]] ; then
		msg="$SMF_FMRI could not find name service configuration."
		net_record_err "$msg" 0
		msg="Skipping import of service: $1"
		net_record_err "$msg" 0
		# log presumed configuration
		echo "Configuration detected: $config"
	elif [[ $result -ne 0 ]] ; then
		msg="$SMF_FMRI could not import configuration for service $1"
		net_record_err "$msg" 0
		msg="Moving $1 into temporary maintenance state."
		net_record_err "$msg" 0
		echo "Configuration detected: $config"
		/usr/sbin/svcadm mark -t maintenance $1
	fi
	return 0
}

# Export is required for name-service FMRIS with configuration in /etc
# before svc:/milestone/self-assembly-complete can be performed.
# Otherwise ROZR may have issues.
nss_export()
{
	/usr/sbin/nscfg export $1
}

# Assumes svc:/system/name-service/switch:default is accurate
has_nss()
{
	echo "$config" | /usr/bin/grep -w "$1" >/dev/null 2>&1
	return $?
}

enable_nis_domain()
{
	if [[ $dom_imported -eq 1 ]] ; then
		return 0
	fi
	dom_imported=1
	service_exists ${NISDOM_FMRI} && service_is_enabled ${NISDOM_FMRI} && \
	    return 0
	nss_import $NISDOM_FMRI
	nss_export $NISDOM_FMRI
	/usr/sbin/svcadm enable $NISDOM_FMRI
}

# First update the switch configuration or do nothing
nss_import $NSSWITCH_FMRI
nss_export $NSSWITCH_FMRI
# Gather switch configuration from SMF.
config=`/usr/bin/svcprop -p config $NSSWITCH_FMRI`

has_nss "dns"
has_dns=$?
if [[ $has_dns -eq 0 || -f ${RESOLV_CONF} ]] ; then
	nss_import $DNS_FMRI
	nss_export $DNS_FMRI
fi

if has_nss "nis" ; then
	# all /var/yp/... configuration is part of nis/domain
	# No need to perform the following.  They are no-ops
	# nss_import svc:/network/nis/client:default
	# nss_import svc:/network/nis/server:default
	enable_nis_domain
fi
if has_nss "ldap" ; then
	nss_import svc:/network/ldap/client:default
	enable_nis_domain
fi
if [[ -f ${DEFAULTDOMAIN} ]] ; then
	enable_nis_domain
fi

if service_exists ${OLD_CACHE} ; then
	/usr/sbin/svcadm disable ${OLD_CACHE}
fi

nss_import $NEW_CACHE
nss_export $NEW_CACHE

exit $SMF_EXIT_OK