api.py 文件源码

def patch(self):
        ap = pecan.request.indexer.get_archive_policy(self.archive_policy)
        if not ap:
            abort(404, six.text_type(
                indexer.NoSuchArchivePolicy(self.archive_policy)))
        enforce("update archive policy", ap)

        body = deserialize_and_validate(voluptuous.Schema({
            voluptuous.Required("definition"):
                voluptuous.All([{
                    "granularity": Timespan,
                    "points": PositiveNotNullInt,
                    "timespan": Timespan}], voluptuous.Length(min=1)),
            }))
        # Validate the data
        try:
            ap_items = [archive_policy.ArchivePolicyItem(**item) for item in
                        body['definition']]
        except ValueError as e:
            abort(400, six.text_type(e))

        try:
            return pecan.request.indexer.update_archive_policy(
                self.archive_policy, ap_items)
        except indexer.UnsupportedArchivePolicyChange as e:
            abort(400, six.text_type(e))