public async override Task OnActionExecutingAsync(HttpActionContext actionContext, CancellationToken cancellationToken) { try { // Just make sure api-version is in url // Let exception handler handle any exception ApiVersionHelper.GetApiVersion(actionContext.Request.RequestUri); } catch { var account = RequestHelper.ParseAccount(actionContext.Request); var subscriptionId = await RequestHelper.GetSubscriptionId(account); MetricManager.Instance.LogRequestFailed4xx(1, account, subscriptionId, string.Empty); throw; } await base.OnActionExecutingAsync(actionContext, cancellationToken); }
protected async Task <HttpResponseMessage> OnRequestAsync(string providerType) { var account = RequestHelper.ParseAccount(this.Request); var subscriptionId = await RequestHelper.GetSubscriptionId(account); var stopwatch = new Stopwatch(); stopwatch.Start(); try { // Get provider var provider = ProviderManager.GetServiceProvider(providerType); Validator.IsTrue <ArgumentException>(provider != null, nameof(providerType), "The provider type '{0}' is invalid.", providerType); var path = ParseServicePath(this.Request.RequestUri, providerType); // Build request var request = new ServiceProviderRequest { HttpMethod = this.Request.Method.Method, Path = path, Content = await this.Request.Content.ReadAsStringAsync(), Headers = this.Request.Headers.ToDictionary(pair => pair.Key, pair => pair.Value), QueryNameValuePairs = this.Request.GetQueryNameValuePairs(), // comment by jin: this is where apiVersion is validated ApiVersion = ApiVersionHelper.GetApiVersion(this.Request.RequestUri) }; // Dispatch var result = await provider.OnRequestAsync(request); // Build response var response = new HttpResponseMessage(result.StatusCode) { Content = result.Content != null && result.MediaType != null ? new StringContent(result.Content, Encoding.UTF8, result.MediaType) : null }; if (result.Headers != null && result.Headers.Count >= 0) { foreach (var header in result.Headers) { response.Headers.Add(header.Key, header.Value); } } if (response.IsSuccessStatusCode) { MetricManager.Instance.LogRequestSuccess(1, account, subscriptionId, providerType); } return(response); } catch { throw; } finally { stopwatch.Stop(); MetricManager.Instance.LogRequestLatency(stopwatch.ElapsedMilliseconds, account, subscriptionId, providerType); } }