Function httpExchange

pkg/interop/client.go:98–134

(
	ctx context.Context, httpReq *http.Request, res any, do func(*http.Request) (*http.Response, error),
)

}

func httpExchange(
	ctx context.Context, httpReq *http.Request, res any, do func(*http.Request) (*http.Response, error),
) error {
	logger := log.FromContext(ctx).WithField("url", httpReq.URL)

	logger.Debug("Send interop HTTP request")
	httpRes, err := do(httpReq)
	if err != nil {
		return err
	}
	defer httpRes.Body.Close()

	logger = logger.WithField("http_code", httpRes.StatusCode)
	logger.Debug("Receive interop HTTP response")

	b, err := io.ReadAll(httpRes.Body)
	if err != nil {
		if res == nil {
			return nil
		}
		logger.WithError(err).Warn("Failed to read HTTP response body")
		return errors.FromHTTPStatusCode(httpRes.StatusCode)
	}

	// LoRaWAN Backend Interfaces messages are only sent with HTTP status code 200, including errors encoded in Result.
	// Therefore, when the response status code is not 2xx, do not unmarshal the response content.
	if httpRes.StatusCode < 200 || httpRes.StatusCode >= 300 {
		logger.Info("Response status code does not indicate success")
		return errors.FromHTTPStatusCode(httpRes.StatusCode)
	}

	if err := json.Unmarshal(b, res); err != nil {
		logger.WithError(err).Warn("Failed to decode HTTP response body")
		return errors.FromHTTPStatusCode(httpRes.StatusCode)
	}
	return nil
}

type joinServerHTTPClient struct {
	clientProvider httpclient.Provider