public void InjectTraceContext()
{
var opts = GetOptions();
OpenCensusTracing tracing = new OpenCensusTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
var request = GetHttpRequestMessage();
var span = tracing.Tracer.SpanBuilder("MySpan").StartSpan() as Span;
AsyncLocalContext.CurrentSpan = span;
obs.InjectTraceContext(request, null);
Assert.NotNull(request.Headers.Get(B3Format.X_B3_TRACE_ID));
Assert.NotNull(request.Headers.Get(B3Format.X_B3_SPAN_ID));
Assert.Null(request.Headers.Get(B3Format.X_B3_PARENT_SPAN_ID));
var spanId = request.Headers.Get(B3Format.X_B3_SPAN_ID);
Assert.Equal(span.Context.SpanId.ToLowerBase16(), spanId);
var traceId = request.Headers.Get(B3Format.X_B3_TRACE_ID);
var expected = GetTraceId(opts, span.Context);
Assert.Equal(expected, traceId);
if (span.Context.TraceOptions.IsSampled)
{
Assert.NotNull(request.Headers.Get(B3Format.X_B3_SAMPLED));
}
}
public void HandleStopEvent_RecordsStats()
{
var options = new MetricsObserverOptions();
var stats = new TestOpenTelemetryMetrics();
var observer = new HttpClientDesktopObserver(options, stats, null);
var factory = stats.Factory;
var processor = stats.Processor;
var req = GetHttpRequestMessage();
Activity act = new Activity("Test");
act.Start();
Thread.Sleep(1000);
act.SetEndTime(DateTime.UtcNow);
observer.HandleStopEvent(act, req, HttpStatusCode.InternalServerError);
observer.HandleStopEvent(act, req, HttpStatusCode.OK);
factory.CollectAllMetrics();
var requestTime = processor.GetMetricByName <double>("http.desktop.client.request.time");
Assert.NotNull(requestTime);
Assert.InRange(requestTime.Min, 950.0, 1500.0);
Assert.InRange(requestTime.Max, 950.0, 1500.0);
var requestCount = processor.GetMetricByName <long>("http.desktop.client.request.count");
Assert.NotNull(requestCount);
Assert.Equal(2, requestCount.Sum);
act.Stop();
}
public void InjectTraceContext()
{
var opts = GetOptions();
OpenCensusTracing tracing = new OpenCensusTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
var request = GetHttpRequestMessage();
tracing.Tracer.SpanBuilder("MySpan").StartScopedSpan(out ISpan span);
obs.InjectTraceContext(request, null);
Assert.NotNull(request.Headers.Get(B3Constants.XB3TraceId));
Assert.NotNull(request.Headers.Get(B3Constants.XB3SpanId));
Assert.Null(request.Headers.Get(B3Constants.XB3ParentSpanId));
var spanId = request.Headers.Get(B3Constants.XB3SpanId);
Assert.Equal(span.Context.SpanId.ToLowerBase16(), spanId);
var traceId = request.Headers.Get(B3Constants.XB3TraceId);
var expected = GetTraceId(opts, span.Context);
Assert.Equal(expected, traceId);
if (span.Context.TraceOptions.IsSampled)
{
Assert.NotNull(request.Headers.Get(B3Constants.XB3Sampled));
}
}
public void InjectTraceContext()
{
var opts = GetOptions();
var tracing = new OpenTelemetryTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
var request = GetHttpRequestMessage();
tracing.Tracer.StartActiveSpan("MySpan", out var span);
obs.InjectTraceContext(request, null);
Assert.NotNull(request.Headers.Get(B3Constants.XB3TraceId));
Assert.NotNull(request.Headers.Get(B3Constants.XB3SpanId));
Assert.Null(request.Headers.Get(B3Constants.XB3ParentSpanId));
var spanId = request.Headers.Get(B3Constants.XB3SpanId);
Assert.Equal(span.ToSpanData().Context.SpanId.ToHexString(), spanId);
var traceId = request.Headers.Get(B3Constants.XB3TraceId);
var expected = GetTraceId(opts, span.Context);
Assert.Equal(expected, traceId);
if (span.IsRecording)
{
Assert.NotNull(request.Headers.Get(B3Constants.XB3Sampled));
}
}
public void HandleStopEvent_RecordsStats()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new HttpClientDesktopObserver(options, stats, tags, null);
var req = GetHttpRequestMessage();
Activity act = new Activity("Test");
act.Start();
Thread.Sleep(1000);
act.SetEndTime(DateTime.UtcNow);
observer.HandleStopEvent(act, req, HttpStatusCode.InternalServerError);
observer.HandleStopEvent(act, req, HttpStatusCode.OK);
var reqData = stats.ViewManager.GetView(ViewName.Create("http.desktop.client.request.time"));
var aggData1 = MetricsHelpers.SumWithTags(reqData) as IDistributionData;
Assert.InRange(aggData1.Mean, 990.0, 1025.0);
Assert.InRange(aggData1.Max, 990.0, 1025.0);
reqData = stats.ViewManager.GetView(ViewName.Create("http.desktop.client.request.count"));
var aggData2 = MetricsHelpers.SumWithTags(reqData) as ISumDataLong;
Assert.Equal(2, aggData2.Sum);
act.Stop();
}
public void ProcessEvent_IgnoresMissingHttpRequestMessage()
{
var opts = GetOptions();
var tracing = new OpenTelemetryTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
obs.ProcessEvent(string.Empty, new object());
}
public void ProcessEvent_IgnoresNulls()
{
var opts = GetOptions();
OpenCensusTracing tracing = new OpenCensusTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
obs.ProcessEvent(null, null);
}
public void ProcessEvent_IgnoresUnknownEvent()
{
var opts = GetOptions();
OpenCensusTracing tracing = new OpenCensusTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
obs.ProcessEvent(string.Empty, new { Request = GetHttpRequestMessage() });
}
public void Constructor_RegistersExpectedViews()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new HttpClientDesktopObserver(options, stats, tags, null);
Assert.NotNull(stats.ViewManager.GetView(ViewName.Create("http.desktop.client.request.time")));
Assert.NotNull(stats.ViewManager.GetView(ViewName.Create("http.desktop.client.request.count")));
}
public void ShouldIgnore_ReturnsExpected()
{
var opts = GetOptions();
OpenCensusTracing tracing = new OpenCensusTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
Assert.True(obs.ShouldIgnoreRequest("/api/v2/spans"));
Assert.True(obs.ShouldIgnoreRequest("/v2/apps/foobar/permissions"));
Assert.True(obs.ShouldIgnoreRequest("/v2/apps/barfoo/permissions"));
Assert.False(obs.ShouldIgnoreRequest("/api/test"));
Assert.False(obs.ShouldIgnoreRequest("/v2/apps"));
}
public void ShouldIgnore_ReturnsExpected()
{
var options = new MetricsObserverOptions();
var stats = new TestOpenTelemetryMetrics();
var observer = new HttpClientDesktopObserver(options, stats, null);
Assert.True(observer.ShouldIgnoreRequest("/api/v2/spans"));
Assert.True(observer.ShouldIgnoreRequest("/v2/apps/foobar/permissions"));
Assert.True(observer.ShouldIgnoreRequest("/v2/apps/barfoo/permissions"));
Assert.False(observer.ShouldIgnoreRequest("/api/test"));
Assert.False(observer.ShouldIgnoreRequest("/v2/apps"));
}
public void ProcessEvent_StopEx_NothingStarted()
{
var opts = GetOptions();
var tracing = new OpenTelemetryTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
var request = GetHttpRequestMessage();
obs.ProcessEvent(HttpClientDesktopObserver.STOPEX_EVENT, new { Request = request, StatusCode = HttpStatusCode.OK, Headers = new WebHeaderCollection() });
var span = GetCurrentSpan(tracing.Tracer);
Assert.Null(span);
Assert.False(obs.Pending.TryGetValue(request, out var context));
}
public void ProcessEvent_Stop_NoRespose()
{
var opts = GetOptions();
var tracing = new OpenTelemetryTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
var request = GetHttpRequestMessage();
obs.ProcessEvent(HttpClientDesktopObserver.STOP_EVENT, new { Request = request });
var span = GetCurrentSpan(tracing.Tracer);
Assert.Null(span);
Assert.False(obs.Pending.TryGetValue(request, out var context));
}
public void ShouldIgnore_ReturnsExpected()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var obs = new HttpClientDesktopObserver(options, stats, tags, null);
Assert.True(obs.ShouldIgnoreRequest("/api/v2/spans"));
Assert.True(obs.ShouldIgnoreRequest("/v2/apps/foobar/permissions"));
Assert.True(obs.ShouldIgnoreRequest("/v2/apps/barfoo/permissions"));
Assert.False(obs.ShouldIgnoreRequest("/api/test"));
Assert.False(obs.ShouldIgnoreRequest("/v2/apps"));
}
public void ProcessEvent_StopEx_NothingStarted()
{
var opts = GetOptions();
OpenCensusTracing tracing = new OpenCensusTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
var request = GetHttpRequestMessage();
obs.ProcessEvent(HttpClientDesktopObserver.STOPEX_EVENT, new { Request = request, StatusCode = HttpStatusCode.OK, Headers = new WebHeaderCollection() });
Span span = AsyncLocalContext.CurrentSpan as Span;
Assert.Null(span);
Assert.False(obs.Pending.TryGetValue(request, out HttpClientTracingObserver.SpanContext context));
}
public void ProcessEvent_Stop_NoRespose()
{
var opts = GetOptions();
OpenCensusTracing tracing = new OpenCensusTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
var request = GetHttpRequestMessage();
obs.ProcessEvent(HttpClientDesktopObserver.STOP_EVENT, new { Request = request });
Span span = AsyncLocalContext.CurrentSpan as Span;
Assert.Null(span);
Assert.False(obs.Pending.TryGetValue(request, out HttpClientTracingObserver.SpanContext context));
}
public void GetTagContext_ReturnsExpected()
{
var options = new MetricsObserverOptions();
var stats = new TestOpenTelemetryMetrics();
var observer = new HttpClientDesktopObserver(options, stats, null);
var req = GetHttpRequestMessage();
var labels = observer.GetLabels(req, HttpStatusCode.InternalServerError);
labels.Contains(KeyValuePair.Create("clientName", "localhost:5555"));
labels.Contains(KeyValuePair.Create("uri", "/foo/bar"));
labels.Contains(KeyValuePair.Create("status", "500"));
labels.Contains(KeyValuePair.Create("method", "GET"));
}
public void ProcessEvent_Start()
{
var opts = GetOptions();
OpenCensusTracing tracing = new OpenCensusTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
var request = GetHttpRequestMessage();
obs.ProcessEvent(HttpClientDesktopObserver.START_EVENT, new { Request = request });
Span span = AsyncLocalContext.CurrentSpan as Span;
Assert.NotNull(span);
Assert.True(obs.Pending.TryGetValue(request, out HttpClientTracingObserver.SpanContext spanContext));
Assert.NotNull(spanContext);
Assert.Equal(span, spanContext.Active);
Assert.Null(spanContext.Previous);
Assert.Equal("httpclient:/", span.Name);
Assert.NotNull(request.Headers.Get(B3Format.X_B3_TRACE_ID));
Assert.NotNull(request.Headers.Get(B3Format.X_B3_SPAN_ID));
Assert.Null(request.Headers.Get(B3Format.X_B3_PARENT_SPAN_ID));
var spanId = request.Headers.Get(B3Format.X_B3_SPAN_ID);
Assert.Equal(span.Context.SpanId.ToLowerBase16(), spanId);
var traceId = request.Headers.Get(B3Format.X_B3_TRACE_ID);
var expected = GetTraceId(opts, span.Context);
Assert.Equal(expected, traceId);
if (span.Context.TraceOptions.IsSampled)
{
Assert.NotNull(request.Headers.Get(B3Format.X_B3_SAMPLED));
}
Assert.False(span.HasEnded);
var spanData = span.ToSpanData();
var attributes = spanData.Attributes.AttributeMap;
Assert.Equal(AttributeValue.StringAttributeValue(SpanAttributeConstants.ClientSpanKind), attributes[SpanAttributeConstants.SpanKindKey]);
Assert.Equal(AttributeValue.StringAttributeValue("http://localhost:5555/"), attributes[SpanAttributeConstants.HttpUrlKey]);
Assert.Equal(AttributeValue.StringAttributeValue(HttpMethod.Get.ToString()), attributes[SpanAttributeConstants.HttpMethodKey]);
Assert.Equal(AttributeValue.StringAttributeValue("localhost"), attributes[SpanAttributeConstants.HttpHostKey]);
Assert.Equal(AttributeValue.StringAttributeValue("/"), attributes[SpanAttributeConstants.HttpPathKey]);
Assert.Equal(AttributeValue.StringAttributeValue("Header"), attributes["http.request.TEST"]);
}
public void GetTagContext_ReturnsExpected()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new HttpClientDesktopObserver(options, stats, tags, null);
var req = GetHttpRequestMessage();
var tagContext = observer.GetTagContext(req, HttpStatusCode.InternalServerError);
var tagValues = tagContext.ToList();
tagValues.Contains(Tag.Create(TagKey.Create("clientName"), TagValue.Create("localhost:5555")));
tagValues.Contains(Tag.Create(TagKey.Create("uri"), TagValue.Create("/foo/bar")));
tagValues.Contains(Tag.Create(TagKey.Create("status"), TagValue.Create("500")));
tagValues.Contains(Tag.Create(TagKey.Create("method"), TagValue.Create("GET")));
}
public void ProcessEvent_IgnoresNulls()
{
var options = new MetricsObserverOptions();
var stats = new TestOpenTelemetryMetrics();
var observer = new HttpClientDesktopObserver(options, stats, null);
observer.ProcessEvent("foobar", null);
observer.ProcessEvent(HttpClientDesktopObserver.STOP_EVENT, null);
Activity act = new Activity("Test");
act.Start();
observer.ProcessEvent(HttpClientDesktopObserver.STOP_EVENT, null);
observer.ProcessEvent(HttpClientDesktopObserver.STOPEX_EVENT, null);
act.Stop();
}
public void ProcessEvent_Start()
{
var opts = GetOptions();
var tracing = new OpenTelemetryTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
var request = GetHttpRequestMessage();
obs.ProcessEvent(HttpClientDesktopObserver.START_EVENT, new { Request = request });
var span = GetCurrentSpan(tracing.Tracer);
Assert.NotNull(span);
Assert.True(obs.Pending.TryGetValue(request, out var pendingSpan));
Assert.NotNull(pendingSpan);
Assert.Equal(span, pendingSpan);
Assert.Equal("httpclient:/", span.ToSpanData().Name);
Assert.NotNull(request.Headers.Get(B3Constants.XB3TraceId));
Assert.NotNull(request.Headers.Get(B3Constants.XB3SpanId));
Assert.Null(request.Headers.Get(B3Constants.XB3ParentSpanId));
var spanId = request.Headers.Get(B3Constants.XB3SpanId);
Assert.Equal(span.Context.SpanId.ToHexString(), spanId);
var traceId = request.Headers.Get(B3Constants.XB3TraceId);
var expected = GetTraceId(opts, span.Context);
Assert.Equal(expected, traceId);
if (span.IsRecording)
{
Assert.NotNull(request.Headers.Get(B3Constants.XB3Sampled));
}
Assert.False(span.HasEnded());
var spanData = span.ToSpanData();
var attributes = spanData.Attributes.ToDictionary(kv => kv.Key, kv => kv.Value);
Assert.Equal(SpanKind.Client, spanData.Kind);
Assert.Equal("http://localhost:5555/", attributes[SpanAttributeConstants.HttpUrlKey]);
Assert.Equal(HttpMethod.Get.ToString(), attributes[SpanAttributeConstants.HttpMethodKey]);
Assert.Equal("localhost:5555", attributes[SpanAttributeConstants.HttpHostKey]);
Assert.Equal("/", attributes[SpanAttributeConstants.HttpPathKey]);
Assert.Equal("Header", attributes["http.request.TEST"]);
}
public void ProcessEvent_IgnoresNulls()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new HttpClientDesktopObserver(options, stats, tags, null);
observer.ProcessEvent("foobar", null);
observer.ProcessEvent(HttpClientDesktopObserver.STOP_EVENT, null);
Activity act = new Activity("Test");
act.Start();
observer.ProcessEvent(HttpClientDesktopObserver.STOP_EVENT, null);
observer.ProcessEvent(HttpClientDesktopObserver.STOPEX_EVENT, null);
act.Stop();
}
public void ProcessEvent_StopEx_PreviousStarted()
{
var opts = GetOptions();
var tracing = new OpenTelemetryTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
var request = GetHttpRequestMessage();
obs.ProcessEvent(HttpClientDesktopObserver.START_EVENT, new { Request = request });
var span = GetCurrentSpan(tracing.Tracer);
Assert.NotNull(span);
Assert.True(obs.Pending.TryGetValue(request, out var pendingSpan));
Assert.NotNull(pendingSpan);
Assert.Equal(span, pendingSpan);
var spanData = span.ToSpanData();
Assert.Equal("httpclient:/", spanData.Name);
var respHeaders = new WebHeaderCollection
{
{ "TEST", "Header" }
};
obs.ProcessEvent(HttpClientDesktopObserver.STOPEX_EVENT, new { Request = request, StatusCode = HttpStatusCode.OK, Headers = respHeaders });
Assert.True(span.HasEnded());
Assert.False(obs.Pending.TryGetValue(request, out var pendingSpan2));
spanData = span.ToSpanData();
var attributes = spanData.Attributes.ToDictionary(kv => kv.Key, kv => kv.Value);
Assert.Equal(SpanKind.Client, spanData.Kind);
Assert.Equal("http://localhost:5555/", attributes[SpanAttributeConstants.HttpUrlKey]);
Assert.Equal(HttpMethod.Get.ToString(), attributes[SpanAttributeConstants.HttpMethodKey]);
Assert.Equal("localhost:5555", attributes[SpanAttributeConstants.HttpHostKey]);
Assert.Equal("/", attributes[SpanAttributeConstants.HttpPathKey]);
Assert.Equal("Header", attributes["http.request.TEST"]);
Assert.Equal("Header", attributes["http.response.TEST"]);
Assert.Equal((long)HttpStatusCode.OK, attributes[SpanAttributeConstants.HttpStatusCodeKey]);
}
public void ProcessEvent_StopEx_PreviousStarted()
{
var opts = GetOptions();
OpenCensusTracing tracing = new OpenCensusTracing(opts, null);
var obs = new HttpClientDesktopObserver(opts, tracing);
var request = GetHttpRequestMessage();
obs.ProcessEvent(HttpClientDesktopObserver.START_EVENT, new { Request = request });
Span span = AsyncLocalContext.CurrentSpan as Span;
Assert.NotNull(span);
Assert.True(obs.Pending.TryGetValue(request, out HttpClientTracingObserver.SpanContext spanContext));
Assert.NotNull(spanContext);
Assert.Equal(span, spanContext.Active);
Assert.Null(spanContext.Previous);
Assert.Equal("httpclient:/", span.Name);
var respHeaders = new WebHeaderCollection();
respHeaders.Add("TEST", "Header");
obs.ProcessEvent(HttpClientDesktopObserver.STOPEX_EVENT, new { Request = request, StatusCode = HttpStatusCode.OK, Headers = respHeaders });
Assert.True(span.HasEnded);
Assert.Null(AsyncLocalContext.CurrentSpan);
Assert.False(obs.Pending.TryGetValue(request, out HttpClientTracingObserver.SpanContext ctx));
var spanData = span.ToSpanData();
var attributes = spanData.Attributes.AttributeMap;
Assert.Equal(AttributeValue.StringAttributeValue(SpanAttributeConstants.ClientSpanKind), attributes[SpanAttributeConstants.SpanKindKey]);
Assert.Equal(AttributeValue.StringAttributeValue("http://localhost:5555/"), attributes[SpanAttributeConstants.HttpUrlKey]);
Assert.Equal(AttributeValue.StringAttributeValue(HttpMethod.Get.ToString()), attributes[SpanAttributeConstants.HttpMethodKey]);
Assert.Equal(AttributeValue.StringAttributeValue("localhost"), attributes[SpanAttributeConstants.HttpHostKey]);
Assert.Equal(AttributeValue.StringAttributeValue("/"), attributes[SpanAttributeConstants.HttpPathKey]);
Assert.Equal(AttributeValue.StringAttributeValue("Header"), attributes["http.request.TEST"]);
Assert.Equal(AttributeValue.StringAttributeValue("Header"), attributes["http.response.TEST"]);
Assert.Equal(AttributeValue.LongAttributeValue((long)HttpStatusCode.OK), attributes[SpanAttributeConstants.HttpStatusCodeKey]);
}
