public void TestUserAgentHeader()
{
var response = new MockResponse(200);
response.SetContent(SerializationHelpers.Serialize(_kvCollectionPageOne.ToArray(), TestHelpers.SerializeBatch));
var mockTransport = new MockTransport(response);
var clientOptions = new ConfigurationClientOptions
{
Transport = mockTransport
};
clientOptions.AddPolicy(new UserAgentHeaderPolicy(), HttpPipelinePosition.PerRetry);
var config = new ConfigurationBuilder()
.AddAzureAppConfiguration(options =>
{
options.Client = new ConfigurationClient(_connectionString, clientOptions);
options.Select("*", null);
})
.Build();
MockRequest request = mockTransport.SingleRequest;
string appUserAgent = TracingUtils.GenerateUserAgent("SdkUserAgent");
appUserAgent = appUserAgent.Replace("SdkUserAgent", "");
Assert.True(request.Headers.TryGetValue("User-Agent", out string userAgentHeader));
Assert.Contains(appUserAgent, userAgentHeader);
Assert.NotEqual(appUserAgent.Length, userAgentHeader.Length);
}
public static async Task <IEnumerable <KeyValueChange> > GetKeyValueChangeCollection(this ConfigurationClient client, IEnumerable <ConfigurationSetting> keyValues, GetKeyValueChangeCollectionOptions options, CancellationToken cancellationToken)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
if (keyValues == null)
{
keyValues = Enumerable.Empty <ConfigurationSetting>();
}
if (options.KeyFilter == null)
{
options.KeyFilter = string.Empty;
}
if (keyValues.Any(k => string.IsNullOrEmpty(k.Key)))
{
throw new ArgumentNullException($"{nameof(keyValues)}[].{nameof(ConfigurationSetting.Key)}");
}
if (keyValues.Any(k => !string.Equals(k.Label.NormalizeNull(), options.Label.NormalizeNull())))
{
throw new ArgumentException("All key-values registered for refresh must use the same label.", $"{nameof(keyValues)}[].{nameof(ConfigurationSetting.Label)}");
}
if (keyValues.Any(k => k.Label != null && k.Label.Contains("*")))
{
throw new ArgumentException("The label filter cannot contain '*'", $"{nameof(options)}.{nameof(options.Label)}");
}
var hasKeyValueCollectionChanged = false;
var selector = new SettingSelector
{
KeyFilter = options.KeyFilter,
LabelFilter = string.IsNullOrEmpty(options.Label) ? LabelFilter.Null : options.Label,
Fields = SettingFields.ETag | SettingFields.Key
};
// Dictionary of eTags that we write to and use for comparison
var eTagMap = keyValues.ToDictionary(kv => kv.Key, kv => kv.ETag);
// Fetch e-tags for prefixed key-values that can be used to detect changes
await TracingUtils.CallWithRequestTracing(options.RequestTracingEnabled, RequestType.Watch, options.RequestTracingOptions,
async() =>
{
await foreach (ConfigurationSetting setting in client.GetConfigurationSettingsAsync(selector, cancellationToken).ConfigureAwait(false))
{
if (!eTagMap.TryGetValue(setting.Key, out ETag etag) || !etag.Equals(setting.ETag))
{
hasKeyValueCollectionChanged = true;
break;
}
eTagMap.Remove(setting.Key);
}
}).ConfigureAwait(false);
public void TestUserAgentHeader()
{
var response = new MockResponse(200);
response.SetContent(SerializationHelpers.Serialize(_kvCollectionPageOne.ToArray(), TestHelpers.SerializeBatch));
var mockTransport = new MockTransport(response);
var clientOptions = new ConfigurationClientOptions
{
Transport = mockTransport
};
clientOptions.AddPolicy(new UserAgentHeaderPolicy(), HttpPipelinePosition.PerRetry);
var config = new ConfigurationBuilder()
.AddAzureAppConfiguration(options =>
{
options.Client = new ConfigurationClient(_connectionString, clientOptions);
options.Select("*", null);
})
.Build();
MockRequest request = mockTransport.SingleRequest;
string appUserAgent = TracingUtils.GenerateUserAgent("SdkUserAgent");
// Validate the user agent format corresponds to informational version instead of assembly version
// Informational version examples : 3.0.0 or 2.1.0-preview-010380001-1099
// Assembly version examples : 3.0.0.0 or 2.1.0.0
var nugetPackageVersionRegex = @"\d+\.\d+\.\d+(-preview-\d+-\d+)?";
Assert.Matches($@"Microsoft\.Extensions\.Configuration\.AzureAppConfiguration/{nugetPackageVersionRegex} SdkUserAgent", appUserAgent);
appUserAgent = appUserAgent.Replace("SdkUserAgent", "");
Assert.True(request.Headers.TryGetValue("User-Agent", out string userAgentHeader));
Assert.Contains(appUserAgent, userAgentHeader);
Assert.NotEqual(appUserAgent.Length, userAgentHeader.Length);
}
public void Enrich(Activity activity, string eventName, object rawObject)
{
if (eventName.Equals("OnStartActivity"))
{
if (!(rawObject is HttpWebRequest request))
{
return;
}
if (request.ContentLength > 0)
{
activity.SetTag(OpenTelemetryAttributes.GetAttributeHttpRequestHeader("content_length"),
request.ContentLength);
}
foreach (var enrichHook in this._enrichHooks)
{
enrichHook.OnStart(activity, request);
}
}
else if (eventName.Equals("OnStopActivity"))
{
if (!(rawObject is HttpWebResponse response))
{
return;
}
if (response.ContentLength > 0)
{
activity.SetTag(OpenTelemetryAttributes.GetAttributeHttpResponseHeader("content_length"),
response.ContentLength);
}
if (TracingUtils.IsErrorStatusCode((int)response.StatusCode))
{
activity.SetTag("error", "true");
}
foreach (var enrichHook in this._enrichHooks)
{
enrichHook.OnSuccessEnd(activity, response);
}
}
else if (eventName.Equals("OnException"))
{
if (!(rawObject is WebException ex))
{
return;
}
activity.SetTag("error", "true");
var statusCode = (ex.Response as HttpWebResponse)?.StatusCode;
if (statusCode == null)
{
activity.SetTag(OpenTelemetryAttributes.AttributeHttpStatusCode, "-");
activity.SetTag(OpenTelemetryAttributes.AttributeHttpClientException, ex.Status.ToString());
}
foreach (var enrichHook in this._enrichHooks)
{
enrichHook.OnError(activity, ex);
}
}
}
