def update_record()

in libcloud/dns/drivers/durabledns.py [0:0]
61 lines of code
8 McCabe index (conditional complexity)

    def update_record(self, record, name, type, data, extra=None):
        """
        Update an existing record.

        :param record: Record to update.
        :type  record: :class:`Record`

        :param name: Record name without the domain name (e.g. www).
                     Note: If you want to create a record for a base domain
                     name, you should specify empty string ('') for this
                     argument.
        :type  name: ``str``

        :param type: DNS record type (A, AAAA, ...).
        :type  type: :class:`RecordType`

        :param data: Data for the record (depends on the record type).
        :type  data: ``str``

        :param extra: (optional) Extra attributes (driver specific).
        :type  extra: ``dict``

        :rtype: :class:`Record`
        """
        zone = record.zone
        if extra is None:
            extra = record.extra
        else:
            extra_fields = ["aux", "ttl"]
            missing = set(extra_fields).difference(set(extra.keys()))
            for field in missing:
                extra[field] = record.extra.get(field)
        extra["ddns_enabled"] = "N"
        schema_params = SCHEMA_BUILDER_MAP.get("update_record")
        attributes = schema_params.get("attributes")
        schema = api_schema_builder(
            schema_params.get("urn_nid"), schema_params.get("method"), attributes
        )
        params = {
            "apiuser": self.key,
            "apikey": self.secret,
            "zonename": zone.id,
            "id": record.id,
            "name": name,
            "data": data,
        }
        params.update(extra)
        urn = list(schema)[0]
        for child in urn:
            key = child.tag.split(":")[2]
            if key in attributes:
                if isinstance(params.get(key), int):
                    child.text = "%d"
                else:
                    child.text = "%s"
        # We can't insert values directly in child.text because API raises
        # and exception for values that need to be integers. And tostring
        # method from ElementTree can't handle int values.
        skel = ensure_string(tostring(schema))  # Deal with PY3
        req_data = skel % (
            self.key,
            self.secret,
            zone.id,
            record.id,
            name,
            extra.get("aux"),
            data,
            extra.get("ttl"),
            extra.get("ddns_enabled"),
        )
        action = "/services/dns/updateRecord.php?"
        headers = {"SOAPAction": "urn:updateRecordwsdl#updateRecord"}
        try:
            self.connection.request(action=action, data=req_data, method="POST", headers=headers)
        except DurableDNSException as e:
            if "Zone does not exist" in e.message:
                raise ZoneDoesNotExistError(zone_id=zone.id, driver=self, value=e.message)
            raise e

        record_item = {}
        record_item["id"] = record.id
        record_item["name"] = name
        record_item["type"] = type
        record_item["data"] = data
        record_item["ttl"] = extra.get("ttl")
        record_item["aux"] = extra.get("aux")
        record = self._to_record(record_item, zone)
        return record