#!/bin/sh

set -e

test_vars(){
        for v in $REQUIRED_VARS ; do
                V="\$$v"
                if [ -z "$(eval echo $V)" ] ; then
                        exit 0
                fi
        done
        return 0
}


# main

# test environment
[ "$CAPNAME" ] || exit 0

action="$1"

case $action in
    create)
		# TODO: may be we need to test LDAP_MASTER role?
		#       in this case ... join and create must export the same data
		#       lliurex-cap create mus be done before or after ldap+krb5 init ?
		REQUIRED_VARS="LDAP_REPLICATOR_CN CAP_NET_HOST_IP LDAP_ADMIN_FILE CAP_LDAP_CAPNAME LDAP_BASE_DN CAP_ZERO_CAPNAME LDAP_REPLICATOR_NAME LDAP_REPLICATOR_PASS"
		eval "$(llxcfg-showvars $REQUIRED_VARS)"
		[ "$CAP_LDAP_CAPNAME" ] || CAP_LDAP_CAPNAME="$CAP_ZERO_CAPNAME"
		# test vars
		test_vars
		[ "$CAP_LDAP_CAPNAME" = "$CAPNAME" -a -r "$LDAP_ADMIN_FILE" ] || exit 0
		# export admin password file
		TMP_DIR="$(mktemp -d)"
		tar czf "$TMP_DIR/ldap-files.ldap" "$LDAP_ADMIN_FILE"
		# export LDAP VARIABLES
		echo "LDAP_MASTER_BASE_DN=\"$LDAP_BASE_DN\"" >> "$TMP_DIR/ldap.vars"
		echo "LDAP_MASTER_URI=\"ldap://$CAP_NET_HOST_IP\"" >> "$TMP_DIR/ldap.vars"
		echo "LDAP_REPLICATOR_CN=\"$LDAP_REPLICATOR_CN\"" >> "$TMP_DIR/ldap.vars"
		echo "LDAP_REPLICATOR_NAME=\"$LDAP_REPLICATOR_NAME\"" >> "$TMP_DIR/ldap.vars"
		# add files to configuration
		lliurex-cap add-config "$CAP_LDAP_CAPNAME" "$TMP_DIR/ldap-files.ldap" "$TMP_DIR/ldap.vars"
		rm -fr "$TMP_DIR"
		;;
	join)
		llxcfg-systemvars add LDAP_REPLICATOR_RID=$CAP_HOST_ID
		;;
	joinedserver)
		llxcfg-cpkg update ldap-server
		;;
	*)
		exit 0
	;;
esac
exit 0