public async Task GrpcOpenCensusInputTests_StopsAndRestarts()
{
// ARRANGE
int batchesReceived = 0;
ExportSpanRequest receivedBatch = null;
int port = GetPort();
var input = new GrpcOpenCensusInput("localhost", port);
input.Start(exportSpanRequest =>
{
batchesReceived++;
receivedBatch = exportSpanRequest;
});
Assert.IsTrue(SpinWait.SpinUntil(() => input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
var grpcWriter = new GrpcWriter(false, port);
ExportSpanRequest batch = new ExportSpanRequest();
batch.Spans.Add(new Span()
{
Name = new TruncatableString()
{
Value = "Event1"
}
});
await grpcWriter.Write(batch).ConfigureAwait(false);
Common.AssertIsTrueEventually(
() => input.GetStats().BatchesReceived == 1 && batchesReceived == 1 &&
receivedBatch.Spans.Single().Name.Value == "Event1", GrpcOpenCensusInputTests.DefaultTimeout);
// ACT
input.Stop();
Common.AssertIsTrueEventually(
() => !input.IsRunning && input.GetStats().BatchesReceived == 1 && batchesReceived == 1 &&
receivedBatch.Spans.Single().Name.Value == "Event1", GrpcOpenCensusInputTests.DefaultTimeout);
input.Start(exportSpanRequest =>
{
batchesReceived++;
receivedBatch = exportSpanRequest;
});
Assert.IsTrue(SpinWait.SpinUntil(() => input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
grpcWriter = new GrpcWriter(false, port);
batch.Spans.Single().Name.Value = "Event2";
await grpcWriter.Write(batch).ConfigureAwait(false);
// ASSERT
Common.AssertIsTrueEventually(
() => input.IsRunning && input.GetStats().BatchesReceived == 1 && batchesReceived == 2 &&
receivedBatch.Spans.Single().Name.Value == "Event2", GrpcOpenCensusInputTests.DefaultTimeout);
}
public async Task GrpcOpenCensusInputTests_CantStopWhileStopped()
{
// ARRANGE
int port = GetPort();
var input = new GrpcOpenCensusInput("localhost", port);
// ACT
input.Stop();
// ASSERT
}
public async Task GrpcOpenCensusInputTests_ReceivesConfigWithNode()
{
// ARRANGE
int configsReceived = 0;
CurrentLibraryConfig receivedConfigRequest = null;
int port = GetPort();
var input = new GrpcOpenCensusInput("localhost", port);
input.Start(
(telemetryBatch, callContext) => { },
(configRequest, callContext) =>
{
configsReceived++;
receivedConfigRequest = configRequest;
return(ConfigResponse);
});
Assert.IsTrue(SpinWait.SpinUntil(() => input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
var grpcWriter = new GrpcWriter(false, port);
// ACT
CurrentLibraryConfig request =
new CurrentLibraryConfig
{
Config = new TraceConfig {
RateLimitingSampler = new RateLimitingSampler {
Qps = 1
}
},
Node = new Node {
Identifier = new ProcessIdentifier {
Pid = 2
}
}
};
await grpcWriter.Write(request).ConfigureAwait(false);
// ASSERT
Common.AssertIsTrueEventually(
() => input.GetStats().ConfigsReceived == 1 && configsReceived == 1 &&
receivedConfigRequest.Node.Identifier.Pid == 2 &&
receivedConfigRequest.Config.RateLimitingSampler.Qps == 1,
GrpcOpenCensusInputTests.DefaultTimeout);
input.Stop();
Assert.IsTrue(SpinWait.SpinUntil(() => !input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
}
public async Task GrpcOpenCensusInputTests_CantStartWhileRunning()
{
// ARRANGE
int port = GetPort();
var input = new GrpcOpenCensusInput("localhost", port);
input.Start(null);
Assert.IsTrue(SpinWait.SpinUntil(() => input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
// ACT
input.Start(null);
// ASSERT
}
public void GrpcOpenCensusInputTests_StartsAndStops()
{
// ARRANGE
int port = GetPort();
var input = new GrpcOpenCensusInput("localhost", port);
// ACT
input.Start(null, null);
Assert.IsTrue(SpinWait.SpinUntil(() => input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
input.Stop();
Assert.IsTrue(SpinWait.SpinUntil(() => !input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
// ASSERT
}
public void GrpcOpenCensusInputTests_ReceivesDataFromMultipleClients()
{
// ARRANGE
int batchesReceived = 0;
ExportTraceServiceRequest receivedBatch = null;
int port = GetPort();
var input = new GrpcOpenCensusInput("localhost", port);
input.Start(
(exportSpanRequest, callContext) =>
{
Interlocked.Increment(ref batchesReceived);
receivedBatch = exportSpanRequest;
},
(configRequest, callContext) => ConfigResponse);
Assert.IsTrue(SpinWait.SpinUntil(() => input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
// ACT
ExportTraceServiceRequest batch = new ExportTraceServiceRequest();
batch.Spans.Add(new Span()
{
Name = new TruncatableString()
{
Value = "Event1"
}
});
Parallel.For(0, 1000, new ParallelOptions()
{
MaxDegreeOfParallelism = 1000
}, async i =>
{
var grpcWriter = new GrpcWriter(false, port);
await grpcWriter.Write(batch).ConfigureAwait(false);
});
// ASSERT
Common.AssertIsTrueEventually(
() => input.GetStats().BatchesReceived == 1000 && batchesReceived == 1000, GrpcOpenCensusInputTests.DefaultTimeout);
input.Stop();
Assert.IsTrue(SpinWait.SpinUntil(() => !input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
}
public async Task GrpcOpenCensusInputTests_ReceivesSpansWithNode()
{
// ARRANGE
int batchesReceived = 0;
ExportTraceServiceRequest receivedBatch = null;
int port = GetPort();
var input = new GrpcOpenCensusInput("localhost", port);
input.Start(
(telemetryBatch, callContext) =>
{
batchesReceived++;
receivedBatch = telemetryBatch;
},
null);
Assert.IsTrue(SpinWait.SpinUntil(() => input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
var grpcWriter = new GrpcWriter(false, port);
// ACT
ExportTraceServiceRequest batch = new ExportTraceServiceRequest();
batch.Spans.Add(new Span {
Name = new TruncatableString {
Value = "Event1"
}
});
batch.Node = new Node {
Identifier = new ProcessIdentifier {
Pid = 2
}
};
await grpcWriter.Write(batch).ConfigureAwait(false);
// ASSERT
Common.AssertIsTrueEventually(
() => input.GetStats().BatchesReceived == 1 && batchesReceived == 1 &&
receivedBatch.Node.Identifier.Pid == 2 &&
receivedBatch.Spans.Single().Name.Value == "Event1",
GrpcOpenCensusInputTests.DefaultTimeout);
input.Stop();
Assert.IsTrue(SpinWait.SpinUntil(() => !input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
}
public async Task GrpcOpenCensusInputTests_HandlesExceptionsInProcessingHandler()
{
// ARRANGE
int port = GetPort();
var input = new GrpcOpenCensusInput("localhost", port);
input.Start(exportSpanRequest => throw new InvalidOperationException());
Assert.IsTrue(SpinWait.SpinUntil(() => input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
var grpcWriter = new GrpcWriter(false, port);
ExportSpanRequest batch = new ExportSpanRequest();
batch.Spans.Add(new Span()
{
Name = new TruncatableString()
{
Value = "Event1"
}
});
// ACT
await grpcWriter.Write(batch).ConfigureAwait(false);
// ASSERT
// must have handled the exception by logging it
// should still be able to process items
Common.AssertIsTrueEventually(
() => input.IsRunning && input.GetStats().BatchesReceived == 0 && input.GetStats().BatchesFailed == 1,
GrpcOpenCensusInputTests.DefaultTimeout);
await grpcWriter.Write(batch).ConfigureAwait(false);
Common.AssertIsTrueEventually(
() => input.IsRunning && input.GetStats().BatchesReceived == 0 && input.GetStats().BatchesFailed == 2,
GrpcOpenCensusInputTests.DefaultTimeout);
}
public async Task GrpcOpenCensusInputTests_HandlesExceptionsInConfigRequestsProcessingHandler()
{
// ARRANGE
int port = GetPort();
var input = new GrpcOpenCensusInput("localhost", port);
input.Start((exportSpanRequest, callContext) => { }, (cr, cc) => throw new InvalidOperationException());
Assert.IsTrue(SpinWait.SpinUntil(() => input.IsRunning, GrpcOpenCensusInputTests.DefaultTimeout));
var grpcWriter = new GrpcWriter(false, port);
CurrentLibraryConfig configRequest = new CurrentLibraryConfig
{
Config = new TraceConfig {
RateLimitingSampler = new RateLimitingSampler {
Qps = 1
}
}
};
// ACT
await grpcWriter.Write(configRequest).ConfigureAwait(false);
// ASSERT
// must have handled the exception by logging it
// should still be able to process items
Common.AssertIsTrueEventually(
() => input.IsRunning && input.GetStats().ConfigsReceived == 0 && input.GetStats().ConfigsFailed == 1,
GrpcOpenCensusInputTests.DefaultTimeout);
await grpcWriter.Write(configRequest).ConfigureAwait(false);
Common.AssertIsTrueEventually(
() => input.IsRunning && input.GetStats().ConfigsReceived == 0 && input.GetStats().ConfigsFailed == 2,
GrpcOpenCensusInputTests.DefaultTimeout);
}
public Library(string configuration)
{
this.config = new Configuration(configuration);
this.ocToAiInstrumentationKey = config.OpenCensusToApplicationInsights_InstrumentationKey;
this.liveMetricsStreamInstrumentationKey = config.ApplicationInsights_LiveMetricsStreamInstrumentationKey;
this.liveMetricsStreamAuthenticationApiKey = config.ApplicationInsights_LiveMetricsStreamAuthenticationApiKey;
this.opencensusPeers = new OpenCensusClientCache <string, Node>();
this.DefaultOpencensusConfig = new TraceConfig
{
ConstantSampler = new ConstantSampler
{
Decision = true
}
};
Diagnostics.LogInfo(
FormattableString.Invariant($"Loaded configuration. {Environment.NewLine}{configuration}"));
try
{
var activeConfiguration = TelemetryConfiguration.Active;
activeConfiguration.InstrumentationKey = this.liveMetricsStreamInstrumentationKey;
var channel = new ServerTelemetryChannel();
channel.Initialize(activeConfiguration);
activeConfiguration.TelemetryChannel = channel;
var builder = activeConfiguration.DefaultTelemetrySink.TelemetryProcessorChainBuilder;
QuickPulseTelemetryProcessor processor = null;
builder.Use((next) =>
{
processor = new QuickPulseTelemetryProcessor(next);
return(processor);
});
if (config.ApplicationInsights_AdaptiveSampling_Enabled == true)
{
builder.UseAdaptiveSampling(config.ApplicationInsights_AdaptiveSampling_MaxOtherItemsPerSecond ?? 5, excludedTypes: "Event");
builder.UseAdaptiveSampling(config.ApplicationInsights_AdaptiveSampling_MaxEventsPerSecond ?? 5, includedTypes: "Event");
}
builder.Build();
var quickPulseModule = new QuickPulseTelemetryModule()
{
AuthenticationApiKey = this.liveMetricsStreamAuthenticationApiKey
};
quickPulseModule.Initialize(activeConfiguration);
quickPulseModule.RegisterTelemetryProcessor(processor);
this.telemetryClient = new TelemetryClient(activeConfiguration);
}
catch (Exception e)
{
Diagnostics.LogError(
FormattableString.Invariant($"Could not initialize AI SDK. {e.ToString()}"));
throw new InvalidOperationException(
FormattableString.Invariant($"Could not initialize AI SDK. {e.ToString()}"), e);
}
try
{
if (this.config.ApplicationInsightsInput_Enabled == true && this.config.ApplicationInsightsInput_Port.HasValue)
{
this.gRpcAiInput = new GrpcAiInput(this.config.ApplicationInsightsInput_Host, this.config.ApplicationInsightsInput_Port.Value);
Diagnostics.LogInfo(
FormattableString.Invariant($"We will listen for AI data on {this.config.ApplicationInsightsInput_Host}:{this.config.ApplicationInsightsInput_Port}"));
}
else
{
Diagnostics.LogInfo(
FormattableString.Invariant($"We will not listen for AI data"));
}
}
catch (Exception e)
{
Diagnostics.LogError(
FormattableString.Invariant($"Could not create the gRPC AI channel. {e.ToString()}"));
throw new InvalidOperationException(
FormattableString.Invariant($"Could not create the gRPC AI channel. {e.ToString()}"), e);
}
try
{
if (this.config.OpenCensusInput_Enabled == true && this.config.OpenCensusInput_Port.HasValue)
{
this.gRpcOpenCensusInput = new GrpcOpenCensusInput(this.config.OpenCensusInput_Host, this.config.OpenCensusInput_Port.Value);
Diagnostics.LogInfo(
FormattableString.Invariant($"We will listen for OpenCensus data on {this.config.OpenCensusInput_Host}:{this.config.OpenCensusInput_Port}"));
}
else
{
Diagnostics.LogInfo(
FormattableString.Invariant($"We will not listen for OpenCensus data"));
}
}
catch (Exception e)
{
Diagnostics.LogError(
FormattableString.Invariant($"Could not create the gRPC OpenCensus channel. {e.ToString()}"));
throw new InvalidOperationException(
FormattableString.Invariant($"Could not create the gRPC OpenCensus channel. {e.ToString()}"), e);
}
}
public Library(string configuration)
{
this.config = new Configuration(configuration);
this.ocToAiInstrumentationKey = config.OpenCensusToApplicationInsights_InstrumentationKey;
this.liveMetricsStreamInstrumentationKey = config.ApplicationInsights_LiveMetricsStreamInstrumentationKey;
Diagnostics.LogInfo(
FormattableString.Invariant($"Loaded configuration. {Environment.NewLine}{configuration}"));
try
{
var activeConfiguration = TelemetryConfiguration.Active;
activeConfiguration.InstrumentationKey = this.liveMetricsStreamInstrumentationKey;
QuickPulseTelemetryProcessor processor = null;
activeConfiguration.TelemetryProcessorChainBuilder
.Use((next) =>
{
processor = new QuickPulseTelemetryProcessor(next);
return(processor);
})
.Build();
var QuickPulse = new QuickPulseTelemetryModule();
QuickPulse.Initialize(activeConfiguration);
QuickPulse.RegisterTelemetryProcessor(processor);
this.telemetryClient = new TelemetryClient();
}
catch (Exception e)
{
Diagnostics.LogError(
FormattableString.Invariant($"Could not initialize AI SDK. {e.ToString()}"));
throw new InvalidOperationException(
FormattableString.Invariant($"Could not initialize AI SDK. {e.ToString()}"), e);
}
try
{
if (this.config.ApplicationInsightsInput_Enabled)
{
this.gRpcAiInput = new GrpcAiInput(this.config.ApplicationInsightsInput_Host, this.config.ApplicationInsightsInput_Port);
Diagnostics.LogInfo(
FormattableString.Invariant($"We will listen for AI data on {this.config.ApplicationInsightsInput_Host}:{this.config.ApplicationInsightsInput_Port}"));
}
else
{
Diagnostics.LogInfo(
FormattableString.Invariant($"We will not listen for AI data"));
}
}
catch (Exception e)
{
Diagnostics.LogError(
FormattableString.Invariant($"Could not create the gRPC AI channel. {e.ToString()}"));
throw new InvalidOperationException(
FormattableString.Invariant($"Could not create the gRPC AI channel. {e.ToString()}"), e);
}
try
{
if (this.config.OpenCensusInput_Enabled)
{
this.gRpcOpenCensusInput = new GrpcOpenCensusInput(this.config.OpenCensusInput_Host, this.config.OpenCensusInput_Port);
Diagnostics.LogInfo(
FormattableString.Invariant($"We will listen for OpenCensus data on {this.config.OpenCensusInput_Host}:{this.config.OpenCensusInput_Port}"));
}
else
{
Diagnostics.LogInfo(
FormattableString.Invariant($"We will not listen for OpenCensus data"));
}
}
catch (Exception e)
{
Diagnostics.LogError(
FormattableString.Invariant($"Could not create the gRPC OpenCensus channel. {e.ToString()}"));
throw new InvalidOperationException(
FormattableString.Invariant($"Could not create the gRPC OpenCensus channel. {e.ToString()}"), e);
}
}
