func queryPromMetric()

in action/prometheus/metrics.go [94:120]

23 lines of code
5 McCabe index (conditional complexity)


func queryPromMetric(prometheusURL, query string) (*PromResponse, error) {
	queryURL := fmt.Sprintf("%s/api/v1/query?query=%s", prometheusURL, url.QueryEscape(query))
	resp, err := http.Get(queryURL)
	if err != nil {
		return nil, fmt.Errorf("error querying Prometheus: %w", err)
	}
	defer func(Body io.ReadCloser) {
		err := Body.Close()
		if err != nil {
			tool.Logger.Errorf("failed to close response body: %v", err)
			return
		}
	}(resp.Body)

	// Read the response body
	body, err := ioutil.ReadAll(resp.Body)
	if err != nil {
		return nil, fmt.Errorf("error reading response body: %w", err)
	}

	// Parse JSON response into the PrometheusResponse structure
	var result PromResponse
	if err := json.Unmarshal(body, &result); err != nil {
		return nil, fmt.Errorf("error unmarshalling JSON: %w", err)
	}
	return &result, nil
}