def _init_graph(self):
context = visuals.get_merged_context(
visuals.get_context_from_uri_vars(["host", "service"],
self.single_infos()),
self._dashlet_spec["context"])
self._dashlet_spec[
"_graph_identification"] = self.graph_identification(context)
try:
graph_recipes = resolve_graph_recipe(
self._dashlet_spec["_graph_identification"])
except MKMissingDataError:
raise
except livestatus.MKLivestatusNotFoundError as livestatus_excpt:
raise MKMissingDataError(
_("Missing data needed to render this graph. Details: %s") %
livestatus_excpt)
except Exception:
raise MKGeneralException(_("Failed to calculate a graph recipe."))
self._dashlet_spec["_graph_title"] = graph_recipes[0]["title"]
def make_mk_missing_data_error() -> MKMissingDataError:
return MKMissingDataError(_("No data was found with the current parameters of this dashlet."))