#!/bin/sh
#
# Configures a FreeIPA client to use a provided location for automount

help() {
	echo "usage: automap [--append] --location location"
	echo "-a, --append:\tappend location (default is to replace existing locations)"
	echo "-l, --location:\tname of automount location"
	exit 1
}

[ $(id -u) -ne 0 ] && echo "error: must be run as root" && exit 1

opts=$(getopt -o "a,h,l:" -l "append,help,location:" -- "$@")
eval set -- "$opts"
location=
append=0
while true
do
		case "$1" in
				'-a' | '--append') append=1 shift; continue ;;
				'-l' | '--location') location="$2" shift 2; continue ;;
				'-h' | '--help') help ;;
				'--') shift; break ;;
		esac
done
[ -z "$location" ] && help

domain="$(grep "domain =" /etc/ipa/default.conf | cut -d '=' -f 2 | tr -d ' ')"
dc1="$(echo $domain | cut -d '.' -f 1)"
dc2="$(echo $domain | cut -d '.' -f 2)"
mstr="+ldap:automountmapname=auto.master,cn=$location,cn=automount,dc=$dc1,dc=$dc2"
drct="/-\tldap:automountmapname=auto.direct,cn=$location,cn=automount,dc=$dc1,dc=$dc2"
str="$mstr\n$drct"
[ $append -eq 0 ] && echo $str > /etc/auto.master || echo $str >> /etc/auto.master

systemctl restart autofs