INNER CODE UNIT · Python

requests_in_progress

stephenhillier/starlette_exporter · starlette_exporter/middleware.py:306

    def requests_in_progress(self):
        metric_name = f"{self.prefix}_requests_in_progress"
        if metric_name not in PrometheusMiddleware._metrics:
            PrometheusMiddleware._metrics[metric_name] = Gauge(
                metric_name,
                "Total HTTP requests currently in progress",
                ("method", "app_name", *self.request_labels.keys()),
                multiprocess_mode="livesum",
            )
        return PrometheusMiddleware._metrics[metric_name]

    async def _request_label_values(self, request: Request) -> List[str]:
        values: List[str] = []

        for k, v in self.request_labels.items():
            if callable(v):
                parsed_value = ""
                # if provided a callable, try to use it on the request.

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