private static bool TryLoadJsonConfigurationFile(IConfigurationSource configurationSource, out IConfigurationSource jsonConfigurationSource)
{
try
{
// if environment variable is not set, look for default file name in the current directory
var configurationFileName = configurationSource.GetString(ConfigurationKeys.ConfigurationFileName) ??
configurationSource.GetString("DD_DOTNET_TRACER_CONFIG_FILE") ??
Path.Combine(GetCurrentDirectory(), "datadog.json");
if (string.Equals(Path.GetExtension(configurationFileName), ".JSON", StringComparison.OrdinalIgnoreCase) &&
File.Exists(configurationFileName))
{
jsonConfigurationSource = JsonConfigurationSource.FromFile(configurationFileName);
return(true);
}
}
catch (Exception)
{
// Unable to load the JSON file from disk
// The configuration manager should not depend on a logger being bootstrapped yet
// so do not do anything
}
jsonConfigurationSource = default;
return(false);
}
public CIVisibilitySettings(IConfigurationSource source)
{
Enabled = source?.GetBool(ConfigurationKeys.CIVisibility.Enabled) ?? false;
Agentless = source?.GetBool(ConfigurationKeys.CIVisibility.AgentlessEnabled) ?? false;
Logs = source?.GetBool(ConfigurationKeys.CIVisibility.Logs) ?? false;
ApiKey = source?.GetString(ConfigurationKeys.ApiKey);
Site = source?.GetString(ConfigurationKeys.Site) ?? "datadoghq.com";
// By default intake payloads has a 5MB limit
MaximumAgentlessPayloadSize = 5 * 1024 * 1024;
ProxyHttps = source?.GetString(ConfigurationKeys.Proxy.ProxyHttps);
var proxyNoProxy = source?.GetString(ConfigurationKeys.Proxy.ProxyNoProxy) ?? string.Empty;
ProxyNoProxy = proxyNoProxy.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
TracerSettings = new TracerSettings(source);
if (Logs)
{
// Enable the direct log submission
TracerSettings.LogSubmissionSettings.DirectLogSubmissionEnabledIntegrations.Add("XUnit");
TracerSettings.LogSubmissionSettings.DirectLogSubmissionBatchPeriod = TimeSpan.FromSeconds(1);
}
}
public SecuritySettings(IConfigurationSource source)
{
// both should default to false
Enabled = source?.GetBool(ConfigurationKeys.AppSecEnabled) ?? false;
Rules = source?.GetString(ConfigurationKeys.AppSecRules);
CustomIpHeader = source?.GetString(ConfigurationKeys.AppSecCustomIpHeader);
var extraHeaders = source?.GetString(ConfigurationKeys.AppSecExtraHeaders);
ExtraHeaders = !string.IsNullOrEmpty(extraHeaders) ? extraHeaders.Split(',') : Array.Empty <string>();
KeepTraces = source?.GetBool(ConfigurationKeys.AppSecKeepTraces) ?? true;
// empty or junk values to default to 100, any number is valid, with zero or less meaning limit off
TraceRateLimit = source?.GetInt32(ConfigurationKeys.AppSecTraceRateLimit) ?? 100;
// Default timeout of 100 ms, only extreme conditions should cause timeout
const int defaultWafTimeout = 100_000;
var wafTimeout = source?.GetInt32(ConfigurationKeys.AppSecWafTimeout) ?? defaultWafTimeout;
if (wafTimeout <= 0)
{
wafTimeout = defaultWafTimeout;
Log.Warning <string, int>("Ignoring '{WafTimeoutKey}' of '{WafTimeout}' because it was zero or less", ConfigurationKeys.AppSecWafTimeout, wafTimeout);
}
WafTimeoutMicroSeconds = (ulong)wafTimeout;
}
/// <summary>
/// Initializes a new instance of the <see cref="MeterSettings"/> class
/// using the specified <see cref="IConfigurationSource"/> to initialize values.
/// </summary>
/// <param name="source">The <see cref="IConfigurationSource"/> to use when retrieving configuration values.</param>
private MeterSettings(IConfigurationSource source)
: base(source)
{
MetricExporter = ParseMetricExporter(source);
ConsoleExporterEnabled = source.GetBool(ConfigurationKeys.Metrics.ConsoleExporterEnabled) ?? false;
var instrumentations = new Dictionary <string, MeterInstrumentation>();
var enabledInstrumentations = source.GetString(ConfigurationKeys.Metrics.Instrumentations);
if (enabledInstrumentations != null)
{
foreach (var instrumentation in enabledInstrumentations.Split(Separator))
{
if (Enum.TryParse(instrumentation, out MeterInstrumentation parsedType))
{
instrumentations[instrumentation] = parsedType;
}
else
{
throw new FormatException($"The \"{instrumentation}\" is not recognized as supported metrics instrumentation and cannot be enabled");
}
}
}
var disabledInstrumentations = source.GetString(ConfigurationKeys.Metrics.DisabledInstrumentations);
if (disabledInstrumentations != null)
{
foreach (var instrumentation in disabledInstrumentations.Split(Separator))
{
instrumentations.Remove(instrumentation);
}
}
EnabledInstrumentations = instrumentations.Values.ToList();
var providerPlugins = source.GetString(ConfigurationKeys.Metrics.ProviderPlugins);
if (providerPlugins != null)
{
foreach (var pluginAssemblyQualifiedName in providerPlugins.Split(DotNetQualifiedNameSeparator))
{
MetricPlugins.Add(pluginAssemblyQualifiedName);
}
}
var additionalSources = source.GetString(ConfigurationKeys.Metrics.AdditionalSources);
if (additionalSources != null)
{
foreach (var sourceName in additionalSources.Split(Separator))
{
Meters.Add(sourceName);
}
}
MetricsEnabled = source.GetBool(ConfigurationKeys.Metrics.Enabled) ?? true;
LoadMetricsAtStartup = source.GetBool(ConfigurationKeys.Metrics.LoadMeterAtStartup) ?? true;
}
private static bool TryLoadJsonConfigurationFile(IConfigurationSource configurationSource, out JsonConfigurationSource jsonConfigurationSource)
{
// if environment variable is not set, look for default file name in the current directory
var configurationFileName = configurationSource.GetString(ConfigurationKeys.ConfigurationFileName) ??
configurationSource.GetString("OTEL_DOTNET_TRACER_CONFIG_FILE");
return(TryLoadJsonConfigurationFile(configurationFileName, out jsonConfigurationSource));
}
public CIVisibilitySettings(IConfigurationSource source)
{
Enabled = source?.GetBool(ConfigurationKeys.CIVisibility.Enabled) ?? false;
Agentless = source?.GetBool(ConfigurationKeys.CIVisibility.AgentlessEnabled) ?? false;
ApiKey = source?.GetString(ConfigurationKeys.ApiKey);
Site = source?.GetString(ConfigurationKeys.Site) ?? "datadoghq.com";
// By default intake payloads has a 5MB limit
MaximumAgentlessPayloadSize = 5 * 1024 * 1024;
ProxyHttps = source?.GetString(ConfigurationKeys.Proxy.ProxyHttps);
var proxyNoProxy = source?.GetString(ConfigurationKeys.Proxy.ProxyNoProxy) ?? string.Empty;
ProxyNoProxy = proxyNoProxy.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
TracerSettings = new TracerSettings(source);
}
public DirectLogSubmissionSettings(IConfigurationSource source)
{
DirectLogSubmissionHost = source?.GetString(ConfigurationKeys.DirectLogSubmission.Host)
?? HostMetadata.Instance.Hostname;
DirectLogSubmissionSource = source?.GetString(ConfigurationKeys.DirectLogSubmission.Source) ?? DefaultSource;
var overriddenSubmissionUrl = source?.GetString(ConfigurationKeys.DirectLogSubmission.Url);
if (!string.IsNullOrEmpty(overriddenSubmissionUrl))
{
// if they provide a url, use it
DirectLogSubmissionUrl = overriddenSubmissionUrl;
}
else
{
// They didn't provide a URL, use the default (With DD_SITE if provided)
var specificSite = source?.GetString(ConfigurationKeys.Site);
var ddSite = string.IsNullOrEmpty(specificSite)
? DefaultSite
: specificSite;
DirectLogSubmissionUrl = $"{IntakePrefix}{ddSite}{IntakeSuffix}";
}
DirectLogSubmissionMinimumLevel = DirectSubmissionLogLevelExtensions.Parse(
source?.GetString(ConfigurationKeys.DirectLogSubmission.MinimumLevel), DefaultMinimumLevel);
DirectLogSubmissionGlobalTags = source?.GetDictionary(ConfigurationKeys.DirectLogSubmission.GlobalTags)
?.Where(kvp => !string.IsNullOrWhiteSpace(kvp.Key) && !string.IsNullOrWhiteSpace(kvp.Value))
.ToDictionary(kvp => kvp.Key.Trim(), kvp => kvp.Value.Trim())
?? new Dictionary <string, string>();
var logSubmissionIntegrations = source?.GetString(ConfigurationKeys.DirectLogSubmission.EnabledIntegrations)
?.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries) ??
Enumerable.Empty <string>();
DirectLogSubmissionEnabledIntegrations = new HashSet <string>(logSubmissionIntegrations, StringComparer.OrdinalIgnoreCase);
var batchSizeLimit = source?.GetInt32(ConfigurationKeys.DirectLogSubmission.BatchSizeLimit);
DirectLogSubmissionBatchSizeLimit = batchSizeLimit is null or <= 0
? DefaultBatchSizeLimit
: batchSizeLimit.Value;
var queueSizeLimit = source?.GetInt32(ConfigurationKeys.DirectLogSubmission.QueueSizeLimit);
DirectLogSubmissionQueueSizeLimit = queueSizeLimit is null or <= 0
? DefaultQueueSizeLimit
: queueSizeLimit.Value;
var seconds = source?.GetInt32(ConfigurationKeys.DirectLogSubmission.BatchPeriodSeconds);
DirectLogSubmissionBatchPeriod = TimeSpan.FromSeconds(
seconds is null or <= 0
? DefaultBatchPeriodSeconds
: seconds.Value);
ApiKey = source?.GetString(ConfigurationKeys.ApiKey);
}
public TelemetrySettings(IConfigurationSource source, ImmutableTracerSettings tracerSettings)
{
var explicitlyEnabled = source?.GetBool(ConfigurationKeys.Telemetry.Enabled);
TelemetryEnabled = explicitlyEnabled ?? false;
var apiKey = source?.GetString(ConfigurationKeys.ApiKey);
if (explicitlyEnabled != false && !string.IsNullOrEmpty(apiKey))
{
// We have an API key, so try to send directly to intake
ApiKey = apiKey;
TelemetryEnabled = true;
var requestedTelemetryUri = source?.GetString(ConfigurationKeys.Telemetry.Uri);
if (!string.IsNullOrEmpty(requestedTelemetryUri) &&
Uri.TryCreate(requestedTelemetryUri, UriKind.Absolute, out var telemetryUri))
{
// telemetry URI provided and well-formed
TelemetryUri = telemetryUri;
}
else
{
// use the default intake. Use DD_SITE if provided, otherwise use default
var siteFromEnv = source.GetString(ConfigurationKeys.Site);
var ddSite = string.IsNullOrEmpty(siteFromEnv) ? "datadoghq.com" : siteFromEnv;
TelemetryUri = new Uri($"{TelemetryConstants.TelemetryIntakePrefix}.{ddSite}/");
}
}
else if (TelemetryEnabled)
{
// no API key provided, so send to the agent instead
// We only support http at the moment so disable telemetry for now if we're using something else
if (tracerSettings.Exporter.TracesTransport == TracesTransportType.Default)
{
TelemetryUri = new Uri(tracerSettings.Exporter.AgentUri, TelemetryConstants.AgentTelemetryEndpoint);
}
else
{
TelemetryEnabled = false;
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="TracerSettings"/> class
/// using the specified <see cref="IConfigurationSource"/> to initialize values.
/// </summary>
/// <param name="source">The <see cref="IConfigurationSource"/> to use when retrieving configuration values.</param>
public TracerSettings(IConfigurationSource source)
{
ConfigurationSource = source;
Environment = source?.GetString(ConfigurationKeys.Environment);
ServiceName = source?.GetString(ConfigurationKeys.ServiceName) ??
// backwards compatibility for names used in the past
source?.GetString("OTEL_SERVICE_NAME");
ServiceVersion = source?.GetString(ConfigurationKeys.ServiceVersion);
TraceEnabled = source?.GetBool(ConfigurationKeys.TraceEnabled) ??
// default value
true;
if (AzureAppServices.Metadata.IsRelevant && AzureAppServices.Metadata.IsUnsafeToTrace)
{
TraceEnabled = false;
}
DisabledIntegrationNames = new HashSet <string>(source.GetStrings(ConfigurationKeys.DisabledIntegrations), StringComparer.OrdinalIgnoreCase);
AdoNetExcludedTypes = new HashSet <string>(source.GetStrings(ConfigurationKeys.AdoNetExcludedTypes), StringComparer.OrdinalIgnoreCase);
Integrations = new IntegrationSettingsCollection(source);
var agentHost = source?.GetString(ConfigurationKeys.AgentHost) ??
// backwards compatibility for names used in the past
source?.GetString("OTEL_TRACE_AGENT_HOSTNAME") ??
// default value
DefaultAgentHost;
var agentPort = source?.GetInt32(ConfigurationKeys.AgentPort) ??
// backwards compatibility for names used in the past
source?.GetInt32("OTEL_TRACE_AGENT_PORT") ??
// default value
DefaultAgentPort;
var agentUri = source?.GetString(ConfigurationKeys.AgentUri) ??
// default value
$"http://{agentHost}:{agentPort}";
AgentUri = new Uri(agentUri);
TracesPipeName = source?.GetString(ConfigurationKeys.TracesPipeName);
TracesPipeTimeoutMs = source?.GetInt32(ConfigurationKeys.TracesPipeTimeoutMs)
#if DEBUG
?? 20_000;
private static OtlpExportProtocol?GetExporterOtlpProtocol(IConfigurationSource source)
{
// the default in SDK is grpc. http/protobuf should be default for our purposes
var exporterOtlpProtocol = source.GetString(ConfigurationKeys.ExporterOtlpProtocol);
if (string.IsNullOrEmpty(exporterOtlpProtocol))
{
// override settings only for http/protobuf
return(OpenTelemetry.Exporter.OtlpExportProtocol.HttpProtobuf);
}
// null value here means that it will be handled by OTEL .NET SDK
return(null);
}
/// <summary>
/// Initializes a new instance of the <see cref="TracerSettings"/> class
/// using the specified <see cref="IConfigurationSource"/> to initialize values.
/// </summary>
/// <param name="source">The <see cref="IConfigurationSource"/> to use when retrieving configuration values.</param>
public TracerSettings(IConfigurationSource source)
{
Environment = source?.GetString(ConfigurationKeys.Environment);
ServiceName = source?.GetString(ConfigurationKeys.ServiceName);
TraceEnabled = source?.GetBool(ConfigurationKeys.TraceEnabled) ??
// default value
true;
DebugEnabled = source?.GetBool(ConfigurationKeys.DebugEnabled) ??
// default value
false;
var disabledIntegrationNames = source?.GetString(ConfigurationKeys.DisabledIntegrations)
?.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries) ??
Enumerable.Empty <string>();
DisabledIntegrationNames = new HashSet <string>(disabledIntegrationNames, StringComparer.OrdinalIgnoreCase);
var agentHost = source?.GetString(ConfigurationKeys.AgentHost) ??
// backwards compatibility for names used in the past
source?.GetString("DD_TRACE_AGENT_HOSTNAME") ??
source?.GetString("DATADOG_TRACE_AGENT_HOSTNAME") ??
DefaultAgentHost;
var agentPort = source?.GetInt32(ConfigurationKeys.AgentPort) ??
// backwards compatibility for names used in the past
source?.GetInt32("DATADOG_TRACE_AGENT_PORT") ??
DefaultAgentPort;
var agentUri = source?.GetString(ConfigurationKeys.AgentUri) ??
$"http://{agentHost}:{agentPort}";
AgentUri = new Uri(agentUri);
AnalyticsEnabled = source?.GetBool(ConfigurationKeys.GlobalAnalyticsEnabled) ??
false;
LogsInjectionEnabled = source?.GetBool(ConfigurationKeys.LogsInjectionEnabled) ??
false;
Integrations = new IntegrationSettingsCollection(source);
}
private static MetricsExporter ParseMetricExporter(IConfigurationSource source)
{
var metricsExporterEnvVar = source.GetString(ConfigurationKeys.Metrics.Exporter) ?? "otlp";
switch (metricsExporterEnvVar)
{
case null:
case "":
case "otlp":
return(MetricsExporter.Otlp);
case "prometheus":
return(MetricsExporter.Prometheus);
case "none":
return(MetricsExporter.None);
default:
throw new FormatException($"Metric exporter '{metricsExporterEnvVar}' is not supported");
}
}
private static TracesExporter ParseTracesExporter(IConfigurationSource source)
{
var tracesExporterEnvVar = source.GetString(ConfigurationKeys.Traces.Exporter) ?? "otlp";
switch (tracesExporterEnvVar)
{
case null:
case "":
case "otlp":
return(TracesExporter.Otlp);
case "zipkin":
return(TracesExporter.Zipkin);
case "jaeger":
return(TracesExporter.Jaeger);
case "none":
return(TracesExporter.None);
default:
throw new FormatException($"Traces exporter '{tracesExporterEnvVar}' is not supported");
}
}
/// <summary>
/// Tries to read String from configuration source as Uri. In case of:
/// Null source default is returned,
/// Empty configuration default is returned,
/// Invalid configuration error is logged and default is returned.
/// </summary>
/// <param name="source">Configuration source.</param>
/// <param name="key">Configuration key.</param>
/// <param name="defaultTo">In case of failure, default to this value.</param>
/// <param name="defaultUsed">Indicated is the default was used</param>
/// <returns>Config uri or default.</returns>
public static Uri SafeReadUri(this IConfigurationSource source, string key, Uri defaultTo, out bool defaultUsed)
{
defaultUsed = false;
string csValue = source?.GetString(key);
if (string.IsNullOrWhiteSpace(csValue))
{
defaultUsed = true;
return(defaultTo);
}
try
{
return(new Uri(csValue, UriKind.Absolute));
}
catch (Exception ex)
{
Log.Error(ex, $"[{key}]: Invalid configuration value '{csValue}'. Defaulting to '{defaultTo}'");
}
defaultUsed = true;
return(defaultTo);
}
private static bool TryLoadJsonConfigurationFile(IConfigurationSource configurationSource, out JsonConfigurationSource jsonConfigurationSource)
{
try
{
var configurationFileName = configurationSource.GetString(ConfigurationKeys.ConfigurationFileName);
if (!string.IsNullOrWhiteSpace(configurationFileName) &&
string.Equals(Path.GetExtension(configurationFileName), ".JSON", StringComparison.OrdinalIgnoreCase) &&
File.Exists(configurationFileName))
{
jsonConfigurationSource = JsonConfigurationSource.FromFile(configurationFileName);
return(true);
}
}
catch (Exception)
{
// Unable to load the JSON file from disk
// The configuration manager should not depend on a logger being bootstrapped yet
// so do not do anything
}
jsonConfigurationSource = default;
return(false);
}
/// <summary>
/// Initializes a new instance of the <see cref="TracerSettings"/> class
/// using the specified <see cref="IConfigurationSource"/> to initialize values.
/// </summary>
/// <param name="source">The <see cref="IConfigurationSource"/> to use when retrieving configuration values.</param>
public TracerSettings(IConfigurationSource source)
{
Environment = source?.GetString(ConfigurationKeys.Environment);
ServiceName = source?.GetString(ConfigurationKeys.ServiceName) ??
// backwards compatibility for names used in the past
source?.GetString("DD_SERVICE_NAME");
ServiceVersion = source?.GetString(ConfigurationKeys.ServiceVersion);
TraceEnabled = source?.GetBool(ConfigurationKeys.TraceEnabled) ??
// default value
true;
var disabledIntegrationNames = source?.GetString(ConfigurationKeys.DisabledIntegrations)
?.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries) ??
Enumerable.Empty <string>();
DisabledIntegrationNames = new HashSet <string>(disabledIntegrationNames, StringComparer.OrdinalIgnoreCase);
var agentHost = source?.GetString(ConfigurationKeys.AgentHost) ??
// backwards compatibility for names used in the past
source?.GetString("DD_TRACE_AGENT_HOSTNAME") ??
source?.GetString("DATADOG_TRACE_AGENT_HOSTNAME") ??
// default value
DefaultAgentHost;
var agentPort = source?.GetInt32(ConfigurationKeys.AgentPort) ??
// backwards compatibility for names used in the past
source?.GetInt32("DATADOG_TRACE_AGENT_PORT") ??
// default value
DefaultAgentPort;
var agentUri = source?.GetString(ConfigurationKeys.AgentUri) ??
// default value
$"http://{agentHost}:{agentPort}";
AgentUri = new Uri(agentUri);
if (string.Equals(AgentUri.Host, "localhost", StringComparison.OrdinalIgnoreCase))
{
// Replace localhost with 127.0.0.1 to avoid DNS resolution.
// When ipv6 is enabled, localhost is first resolved to ::1, which fails
// because the trace agent is only bound to ipv4.
// This causes delays when sending traces.
var builder = new UriBuilder(agentUri)
{
Host = "127.0.0.1"
};
AgentUri = builder.Uri;
}
AnalyticsEnabled = source?.GetBool(ConfigurationKeys.GlobalAnalyticsEnabled) ??
// default value
false;
LogsInjectionEnabled = source?.GetBool(ConfigurationKeys.LogsInjectionEnabled) ??
// default value
false;
MaxTracesSubmittedPerSecond = source?.GetInt32(ConfigurationKeys.MaxTracesSubmittedPerSecond) ??
// default value
100;
Integrations = new IntegrationSettingsCollection(source);
GlobalTags = source?.GetDictionary(ConfigurationKeys.GlobalTags) ??
// backwards compatibility for names used in the past
source?.GetDictionary("DD_TRACE_GLOBAL_TAGS") ??
// default value (empty)
new ConcurrentDictionary <string, string>();
// Filter out tags with empty keys or empty values, and trim whitespace
GlobalTags = GlobalTags.Where(kvp => !string.IsNullOrEmpty(kvp.Key) && !string.IsNullOrEmpty(kvp.Value))
.ToDictionary(kvp => kvp.Key.Trim(), kvp => kvp.Value.Trim());
HeaderTags = source?.GetDictionary(ConfigurationKeys.HeaderTags) ??
// default value (empty)
new ConcurrentDictionary <string, string>();
// Filter out tags with empty keys or empty values, and trim whitespace
HeaderTags = HeaderTags.Where(kvp => !string.IsNullOrEmpty(kvp.Key) && !string.IsNullOrEmpty(kvp.Value))
.ToDictionary(kvp => kvp.Key.Trim(), kvp => kvp.Value.Trim());
DogStatsdPort = source?.GetInt32(ConfigurationKeys.DogStatsdPort) ??
// default value
8125;
TracerMetricsEnabled = source?.GetBool(ConfigurationKeys.TracerMetricsEnabled) ??
// default value
false;
RuntimeMetricsEnabled = source?.GetBool(ConfigurationKeys.RuntimeMetricsEnabled) ??
false;
CustomSamplingRules = source?.GetString(ConfigurationKeys.CustomSamplingRules);
GlobalSamplingRate = source?.GetDouble(ConfigurationKeys.GlobalSamplingRate);
StartupDiagnosticLogEnabled = source?.GetBool(ConfigurationKeys.StartupDiagnosticLogEnabled) ??
// default value
true;
TraceQueueSize = source?.GetInt32(ConfigurationKeys.QueueSize)
?? 1000;
}
/// <summary>
/// Initializes a new instance of the <see cref="ExporterSettings"/> class.
/// Direct use in tests only.
/// </summary>
/// <param name="source">The <see cref="IConfigurationSource"/> to use when retrieving configuration values.</param>
public ExporterSettings(IConfigurationSource source)
{
ValidationWarnings = new List <string>();
// Get values from the config
var endpointUrl = source?.GetString(ConfigurationKeys.EndpointUrl);
var tracesPipeName = source?.GetString(ConfigurationKeys.TracesPipeName);
var tracesPipeTimeoutMs = source?.GetInt32(ConfigurationKeys.TracesPipeTimeoutMs) ?? 0;
var agentPort = source?.GetInt32(ConfigurationKeys.AgentPort);
var ingestRealm = source?.GetString(ConfigurationKeys.IngestRealm) ??
LocalIngestRealm;
var dogStatsdPort = source?.GetInt32(ConfigurationKeys.DogStatsdPort) ?? 0;
var metricsPipeName = source?.GetString(ConfigurationKeys.MetricsPipeName);
ConfigureTraceTransport(endpointUrl, tracesPipeName, agentPort, ingestRealm);
MetricsExporter = source.GetTypedValue <MetricsExporterType>(ConfigurationKeys.MetricsExporter);
if (MetricsExporter == MetricsExporterType.SignalFx)
{
MetricsEndpointUrl = source.SafeReadUri(
key: ConfigurationKeys.MetricsEndpointUrl,
defaultTo: GetConfiguredMetricsEndpoint(ingestRealm),
out _);
}
else
{
ConfigureStatsdMetricsTransport(endpointUrl, dogStatsdPort, metricsPipeName);
}
ConfigureLogsTransport(source);
TracesPipeTimeoutMs = tracesPipeTimeoutMs > 0 ? tracesPipeTimeoutMs : 500;
PartialFlushEnabled = source?.GetBool(ConfigurationKeys.PartialFlushEnabled) ?? false;
PartialFlushMinSpans = source.SafeReadInt32(
key: ConfigurationKeys.PartialFlushMinSpans,
defaultTo: 500,
validators: (val) => val > 0);
SyncExport = source?.GetBool(ConfigurationKeys.TraceSyncExport) ?? false;
var stringProfileExportFormat = source?.GetString(ConfigurationKeys.AlwaysOnProfiler.ExportFormat);
if (string.IsNullOrEmpty(stringProfileExportFormat))
{
ProfilerExportFormat = ProfilerExportFormat.Pprof;
}
else if (Enum.TryParse(stringProfileExportFormat, out ProfilerExportFormat profilerExportFormat))
{
ProfilerExportFormat = profilerExportFormat;
}
else
{
Log.Logger.Warning("Unknown {0} passed: {1}, using {2} as a default", ConfigurationKeys.AlwaysOnProfiler.ExportFormat, stringProfileExportFormat, ProfilerExportFormat.Pprof);
ProfilerExportFormat = ProfilerExportFormat.Pprof;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="TracerSettings"/> class
/// using the specified <see cref="IConfigurationSource"/> to initialize values.
/// </summary>
/// <param name="source">The <see cref="IConfigurationSource"/> to use when retrieving configuration values.</param>
public TracerSettings(IConfigurationSource source)
{
Environment = source?.GetString(ConfigurationKeys.Environment);
ServiceName = source?.GetString(ConfigurationKeys.ServiceName);
TraceEnabled = source?.GetBool(ConfigurationKeys.TraceEnabled) ??
// default value
true;
var disabledIntegrationNames = source?.GetString(ConfigurationKeys.DisabledIntegrations)
?.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries) ??
Enumerable.Empty <string>();
DisabledIntegrationNames = new HashSet <string>(disabledIntegrationNames, StringComparer.OrdinalIgnoreCase);
var agentHost = source?.GetString(ConfigurationKeys.AgentHost) ??
// backwards compatibility for names used in the past
source?.GetString("DD_TRACE_AGENT_HOSTNAME") ??
source?.GetString("DATADOG_TRACE_AGENT_HOSTNAME") ??
// default value
DefaultAgentHost;
var agentPort = source?.GetInt32(ConfigurationKeys.AgentPort) ??
// backwards compatibility for names used in the past
source?.GetInt32("DATADOG_TRACE_AGENT_PORT") ??
// default value
DefaultAgentPort;
var agentUri = source?.GetString(ConfigurationKeys.AgentUri) ??
// default value
$"http://{agentHost}:{agentPort}";
AgentUri = new Uri(agentUri);
AnalyticsEnabled = source?.GetBool(ConfigurationKeys.GlobalAnalyticsEnabled) ??
// default value
false;
LogsInjectionEnabled = source?.GetBool(ConfigurationKeys.LogsInjectionEnabled) ??
// default value
false;
var maxTracesPerSecond = source?.GetInt32(ConfigurationKeys.MaxTracesSubmittedPerSecond);
if (maxTracesPerSecond != null)
{
// Ensure our flag for the rate limiter is enabled
RuleBasedSampler.OptInTracingWithoutLimits();
}
else
{
maxTracesPerSecond = 100; // default
}
MaxTracesSubmittedPerSecond = maxTracesPerSecond.Value;
Integrations = new IntegrationSettingsCollection(source);
GlobalTags = source?.GetDictionary(ConfigurationKeys.GlobalTags) ??
// default value (empty)
new ConcurrentDictionary <string, string>();
DogStatsdPort = source?.GetInt32(ConfigurationKeys.DogStatsdPort) ??
// default value
8125;
TracerMetricsEnabled = source?.GetBool(ConfigurationKeys.TracerMetricsEnabled) ??
// default value
false;
CustomSamplingRules = source?.GetString(ConfigurationKeys.CustomSamplingRules);
GlobalSamplingRate = source?.GetDouble(ConfigurationKeys.GlobalSamplingRate);
DiagnosticSourceEnabled = source?.GetBool(ConfigurationKeys.DiagnosticSourceEnabled) ??
// default value
true;
}
/// <summary>
/// Initializes a new instance of the <see cref="TracerSettings"/> class
/// using the specified <see cref="IConfigurationSource"/> to initialize values.
/// </summary>
/// <param name="source">The <see cref="IConfigurationSource"/> to use when retrieving configuration values.</param>
public TracerSettings(IConfigurationSource source)
{
Environment = source?.GetString(ConfigurationKeys.Environment);
ServiceName = source?.GetString(ConfigurationKeys.ServiceName);
ServiceNamePerSpanEnabled = source?.GetBool(ConfigurationKeys.ServiceNamePerSpan) ??
false;
SignalFxAccessToken = source?.GetString(ConfigurationKeys.SignalFxAccessToken);
TraceEnabled = source?.GetBool(ConfigurationKeys.TraceEnabled) ??
true;
SynchronousSend = source?.GetBool(ConfigurationKeys.SynchronousSend) ??
false;
var disabledIntegrationNames = source?.GetString(ConfigurationKeys.DisabledIntegrations)
?.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries) ??
Enumerable.Empty <string>();
DisabledIntegrationNames = new HashSet <string>(disabledIntegrationNames, StringComparer.OrdinalIgnoreCase);
var endpointUrl = source?.GetString(ConfigurationKeys.EndpointUrl) ?? DefaultEndpointUrl;
EndpointUrl = new Uri(endpointUrl);
var agentHost = source?.GetString(ConfigurationKeys.AgentHost) ??
// backwards compatibility for names used in the past
source?.GetString("SIGNALFX_TRACE_AGENT_HOSTNAME") ??
source?.GetString("DATADOG_TRACE_AGENT_HOSTNAME") ??
// default value
EndpointUrl.Host;
var agentPort = source?.GetInt32(ConfigurationKeys.AgentPort) ??
// backwards compatibility for names used in the past
source?.GetInt32("DATADOG_TRACE_AGENT_PORT") ??
// default value
EndpointUrl.Port;
var agentUri = source?.GetString(ConfigurationKeys.AgentUri) ??
// default value
$"{EndpointUrl.Scheme}://{agentHost}:{agentPort}";
AgentUri = new Uri(agentUri);
var endpointPath = EndpointUrl.PathAndQuery != "/"
? EndpointUrl.PathAndQuery
: FallbackUriPath;
var agentPath = source?.GetString(ConfigurationKeys.AgentPath) ?? endpointPath;
// We still want tests and users to be able to configure Uri elements, so reform Endpoint Url
EndpointUrl = new Uri(AgentUri, agentPath);
ApiType = source?.GetString(ConfigurationKeys.ApiType) ?? DefaultApiType;
AnalyticsEnabled = source?.GetBool(ConfigurationKeys.GlobalAnalyticsEnabled) ??
// default value
false;
LogsInjectionEnabled = source?.GetBool(ConfigurationKeys.LogsInjectionEnabled) ??
// default value
false;
var maxTracesPerSecond = source?.GetInt32(ConfigurationKeys.MaxTracesSubmittedPerSecond);
if (maxTracesPerSecond != null)
{
// Ensure our flag for the rate limiter is enabled
RuleBasedSampler.OptInTracingWithoutLimits();
}
else
{
maxTracesPerSecond = 100; // default
}
MaxTracesSubmittedPerSecond = maxTracesPerSecond.Value;
Integrations = new IntegrationSettingsCollection(source);
GlobalTags = source?.GetDictionary(ConfigurationKeys.GlobalTags);
DogStatsdPort = source?.GetInt32(ConfigurationKeys.DogStatsdPort) ??
// default value
8125;
TracerMetricsEnabled = source?.GetBool(ConfigurationKeys.TracerMetricsEnabled) ??
// default value
false;
CustomSamplingRules = source?.GetString(ConfigurationKeys.CustomSamplingRules);
GlobalSamplingRate = source?.GetDouble(ConfigurationKeys.GlobalSamplingRate);
DiagnosticSourceEnabled = source?.GetBool(ConfigurationKeys.DiagnosticSourceEnabled) ??
// default value
true;
TagMongoCommands = source?.GetBool(ConfigurationKeys.TagMongoCommands) ?? true;
TagElasticsearchQueries = source?.GetBool(ConfigurationKeys.TagElasticsearchQueries) ?? true;
TagRedisCommands = source?.GetBool(ConfigurationKeys.TagRedisCommands) ?? true;
SanitizeSqlStatements = source?.GetBool(ConfigurationKeys.SanitizeSqlStatements) ?? true;
AdditionalDiagnosticListeners = source?.GetString(ConfigurationKeys.AdditionalDiagnosticListeners)
?.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)
.Select(s => s.Trim()).ToArray() ??
new string[0];
AppendUrlPathToName = source?.GetBool(ConfigurationKeys.AppendUrlPathToName) ?? false;
UseWebServerResourceAsOperationName = source?.GetBool(ConfigurationKeys.UseWebServerResourceAsOperationName) ?? true;
AddClientIpToServerSpans = source?.GetBool(ConfigurationKeys.AddClientIpToServerSpans) ?? false;
RecordedValueMaxLength = source?.GetInt32(ConfigurationKeys.RecordedValueMaxLength) ?? DefaultRecordedValueMaxLength;
if (RecordedValueMaxLength < 0)
{
RecordedValueMaxLength = DefaultRecordedValueMaxLength;
}
}
public static TelemetrySettings FromSource(IConfigurationSource?source)
{
string?configurationError = null;
var apiKey = source?.GetString(ConfigurationKeys.ApiKey);
var agentlessExplicitlyEnabled = source?.GetBool(ConfigurationKeys.Telemetry.AgentlessEnabled);
var agentlessEnabled = false;
if (agentlessExplicitlyEnabled == true)
{
if (string.IsNullOrEmpty(apiKey))
{
configurationError = "Telemetry configuration error: Agentless mode was enabled, but no API key was available.";
}
else
{
agentlessEnabled = true;
}
}
else if (agentlessExplicitlyEnabled is null)
{
// if there's an API key, we use agentless mode, otherwise we use the agent
agentlessEnabled = !string.IsNullOrEmpty(apiKey);
}
// disabled by default unless using agentless
var telemetryEnabled = source?.GetBool(ConfigurationKeys.Telemetry.Enabled)
?? agentlessEnabled;
AgentlessSettings?agentless = null;
if (telemetryEnabled && agentlessEnabled)
{
// We have an API key, so try to send directly to intake
Uri agentlessUri;
var requestedTelemetryUri = source?.GetString(ConfigurationKeys.Telemetry.Uri);
if (!string.IsNullOrEmpty(requestedTelemetryUri) &&
Uri.TryCreate(requestedTelemetryUri, UriKind.Absolute, out var telemetryUri))
{
// telemetry URI provided and well-formed
agentlessUri = UriHelpers.Combine(telemetryUri, "/");
}
else
{
if (!string.IsNullOrEmpty(requestedTelemetryUri))
{
// URI parsing failed
configurationError = configurationError is null
? $"Telemetry configuration error: The provided telemetry Uri '{requestedTelemetryUri}' was not a valid absolute Uri. Using default intake Uri."
: configurationError + ", The provided telemetry Uri '{requestedTelemetryUri}' was not a valid absolute Uri. Using default intake Uri.";
}
// use the default intake. Use SIGNALFX_SITE if provided, otherwise use default
var siteFromEnv = source?.GetString(ConfigurationKeys.Site);
var ddSite = string.IsNullOrEmpty(siteFromEnv) ? "datadoghq.com" : siteFromEnv;
agentlessUri = new Uri($"{TelemetryConstants.TelemetryIntakePrefix}.{ddSite}/");
}
agentless = new AgentlessSettings(agentlessUri, apiKey !);
}
return(new TelemetrySettings(telemetryEnabled, configurationError, agentless));
}
/// <summary>
/// Initializes a new instance of the <see cref="TracerSettings"/> class
/// using the specified <see cref="IConfigurationSource"/> to initialize values.
/// </summary>
/// <param name="source">The <see cref="IConfigurationSource"/> to use when retrieving configuration values.</param>
public TracerSettings(IConfigurationSource source)
{
Environment = source?.GetString(ConfigurationKeys.Environment);
ServiceName = source?.GetString(ConfigurationKeys.ServiceName) ??
// backwards compatibility for names used in the past
source?.GetString("DD_SERVICE_NAME");
ServiceVersion = source?.GetString(ConfigurationKeys.ServiceVersion);
TraceEnabled = source?.GetBool(ConfigurationKeys.TraceEnabled) ??
// default value
true;
if (AzureAppServices.Metadata.IsRelevant && AzureAppServices.Metadata.IsUnsafeToTrace)
{
TraceEnabled = false;
}
var disabledIntegrationNames = source?.GetString(ConfigurationKeys.DisabledIntegrations)
?.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries) ??
Enumerable.Empty <string>();
DisabledIntegrationNames = new HashSet <string>(disabledIntegrationNames, StringComparer.OrdinalIgnoreCase);
Integrations = new IntegrationSettingsCollection(source);
Exporter = new ExporterSettings(source);
#pragma warning disable 618 // App analytics is deprecated, but still used
AnalyticsEnabled = source?.GetBool(ConfigurationKeys.GlobalAnalyticsEnabled) ??
// default value
false;
#pragma warning restore 618
LogsInjectionEnabled = source?.GetBool(ConfigurationKeys.LogsInjectionEnabled) ??
// default value
false;
MaxTracesSubmittedPerSecond = source?.GetInt32(ConfigurationKeys.TraceRateLimit) ??
#pragma warning disable 618 // this parameter has been replaced but may still be used
source?.GetInt32(ConfigurationKeys.MaxTracesSubmittedPerSecond) ??
#pragma warning restore 618
// default value
100;
GlobalTags = source?.GetDictionary(ConfigurationKeys.GlobalTags) ??
// backwards compatibility for names used in the past
source?.GetDictionary("DD_TRACE_GLOBAL_TAGS") ??
// default value (empty)
new ConcurrentDictionary <string, string>();
// Filter out tags with empty keys or empty values, and trim whitespace
GlobalTags = GlobalTags.Where(kvp => !string.IsNullOrWhiteSpace(kvp.Key) && !string.IsNullOrWhiteSpace(kvp.Value))
.ToDictionary(kvp => kvp.Key.Trim(), kvp => kvp.Value.Trim());
var inputHeaderTags = source?.GetDictionary(ConfigurationKeys.HeaderTags, allowOptionalMappings: true) ??
// default value (empty)
new Dictionary <string, string>();
var headerTagsNormalizationFixEnabled = source?.GetBool(ConfigurationKeys.FeatureFlags.HeaderTagsNormalizationFixEnabled) ?? true;
// Filter out tags with empty keys or empty values, and trim whitespaces
HeaderTags = InitializeHeaderTags(inputHeaderTags, headerTagsNormalizationFixEnabled);
var serviceNameMappings = source?.GetDictionary(ConfigurationKeys.ServiceNameMappings)
?.Where(kvp => !string.IsNullOrWhiteSpace(kvp.Key) && !string.IsNullOrWhiteSpace(kvp.Value))
?.ToDictionary(kvp => kvp.Key.Trim(), kvp => kvp.Value.Trim());
ServiceNameMappings = new ServiceNames(serviceNameMappings);
TracerMetricsEnabled = source?.GetBool(ConfigurationKeys.TracerMetricsEnabled) ??
// default value
false;
RuntimeMetricsEnabled = source?.GetBool(ConfigurationKeys.RuntimeMetricsEnabled) ??
false;
CustomSamplingRules = source?.GetString(ConfigurationKeys.CustomSamplingRules);
GlobalSamplingRate = source?.GetDouble(ConfigurationKeys.GlobalSamplingRate);
StartupDiagnosticLogEnabled = source?.GetBool(ConfigurationKeys.StartupDiagnosticLogEnabled) ??
// default value
true;
var urlSubstringSkips = source?.GetString(ConfigurationKeys.HttpClientExcludedUrlSubstrings) ??
// default value
(AzureAppServices.Metadata.IsRelevant ? AzureAppServices.Metadata.DefaultHttpClientExclusions : null);
if (urlSubstringSkips != null)
{
HttpClientExcludedUrlSubstrings = TrimSplitString(urlSubstringSkips.ToUpperInvariant(), ',').ToArray();
}
var httpServerErrorStatusCodes = source?.GetString(ConfigurationKeys.HttpServerErrorStatusCodes) ??
// Default value
"500-599";
HttpServerErrorStatusCodes = ParseHttpCodesToArray(httpServerErrorStatusCodes);
var httpClientErrorStatusCodes = source?.GetString(ConfigurationKeys.HttpClientErrorStatusCodes) ??
// Default value
"400-499";
HttpClientErrorStatusCodes = ParseHttpCodesToArray(httpClientErrorStatusCodes);
TraceBufferSize = source?.GetInt32(ConfigurationKeys.BufferSize)
?? 1024 * 1024 * 10; // 10MB
TraceBatchInterval = source?.GetInt32(ConfigurationKeys.SerializationBatchInterval)
?? 100;
RouteTemplateResourceNamesEnabled = source?.GetBool(ConfigurationKeys.FeatureFlags.RouteTemplateResourceNamesEnabled)
?? true;
ExpandRouteTemplatesEnabled = source?.GetBool(ConfigurationKeys.ExpandRouteTemplatesEnabled)
// disabled by default if route template resource names enabled
?? !RouteTemplateResourceNamesEnabled;
KafkaCreateConsumerScopeEnabled = source?.GetBool(ConfigurationKeys.KafkaCreateConsumerScopeEnabled)
?? true; // default
DelayWcfInstrumentationEnabled = source?.GetBool(ConfigurationKeys.FeatureFlags.DelayWcfInstrumentationEnabled)
?? false;
PropagationStyleInject = TrimSplitString(source?.GetString(ConfigurationKeys.PropagationStyleInject) ?? nameof(Propagators.ContextPropagators.Names.Datadog), ',').ToArray();
PropagationStyleExtract = TrimSplitString(source?.GetString(ConfigurationKeys.PropagationStyleExtract) ?? nameof(Propagators.ContextPropagators.Names.Datadog), ',').ToArray();
LogSubmissionSettings = new DirectLogSubmissionSettings(source);
}
private static bool TryLoadPluginJsonConfigurationFile(IConfigurationSource configurationSource, out JsonConfigurationSource jsonConfigurationSource)
{
var configurationFileName = configurationSource?.GetString(ConfigurationKeys.PluginConfigurationFileName);
return(TryLoadJsonConfigurationFile(configurationFileName, out jsonConfigurationSource));
}
public static TEnum GetTypedValue <TEnum>(this IConfigurationSource source, string key)
where TEnum : struct, IConvertible
{
Enum.TryParse(source?.GetString(key), ignoreCase: true, out TEnum typedValue);
return(typedValue);
}
public static IEnumerable <string> GetStrings(this IConfigurationSource source, string key)
{
return(source?.GetString(key)
?.Split(new[] { Separator }, StringSplitOptions.RemoveEmptyEntries)
?? Enumerable.Empty <string>());
}
/// <summary>
/// Initializes a new instance of the <see cref="TracerSettings"/> class
/// using the specified <see cref="IConfigurationSource"/> to initialize values.
/// </summary>
/// <param name="source">The <see cref="IConfigurationSource"/> to use when retrieving configuration values.</param>
public TracerSettings(IConfigurationSource source)
{
Environment = source?.GetString(ConfigurationKeys.Environment);
ServiceName = source?.GetString(ConfigurationKeys.ServiceName);
ServiceVersion = source?.GetString(ConfigurationKeys.ServiceVersion);
SignalFxAccessToken = source?.GetString(ConfigurationKeys.SignalFxAccessToken);
TraceEnabled = source?.GetBool(ConfigurationKeys.TraceEnabled) ??
// default value
true;
if (AzureAppServices.Metadata.IsRelevant && AzureAppServices.Metadata.IsUnsafeToTrace)
{
TraceEnabled = false;
}
DisabledIntegrationNames = new HashSet <string>(source.GetStrings(ConfigurationKeys.DisabledIntegrations), StringComparer.OrdinalIgnoreCase);
Integrations = new IntegrationSettingsCollection(source);
ExporterSettings = new ExporterSettings(source);
#pragma warning disable 618 // App analytics is deprecated, but still used
AnalyticsEnabled = source?.GetBool(ConfigurationKeys.GlobalAnalyticsEnabled) ??
// default value
false;
#pragma warning restore 618
MaxTracesSubmittedPerSecond = source?.GetInt32(ConfigurationKeys.TraceRateLimit) ??
// default value
100;
GlobalTags = source?.GetDictionary(ConfigurationKeys.GlobalTags) ??
// default value (empty)
new ConcurrentDictionary <string, string>();
// Filter out tags with empty keys or empty values, and trim whitespace
GlobalTags = GlobalTags.Where(kvp => !string.IsNullOrWhiteSpace(kvp.Key) && !string.IsNullOrWhiteSpace(kvp.Value))
.ToDictionary(kvp => kvp.Key.Trim(), kvp => kvp.Value.Trim());
var inputHeaderTags = source?.GetDictionary(ConfigurationKeys.HeaderTags, allowOptionalMappings: true) ??
// default value (empty)
new Dictionary <string, string>();
var headerTagsNormalizationFixEnabled = source?.GetBool(ConfigurationKeys.FeatureFlags.HeaderTagsNormalizationFixEnabled) ?? true;
// Filter out tags with empty keys or empty values, and trim whitespaces
HeaderTags = InitializeHeaderTags(inputHeaderTags, headerTagsNormalizationFixEnabled);
var serviceNameMappings = source?.GetDictionary(ConfigurationKeys.ServiceNameMappings)
?.Where(kvp => !string.IsNullOrWhiteSpace(kvp.Key) && !string.IsNullOrWhiteSpace(kvp.Value))
?.ToDictionary(kvp => kvp.Key.Trim(), kvp => kvp.Value.Trim());
ServiceNameMappings = new ServiceNames(serviceNameMappings);
TracerMetricsEnabled = source?.GetBool(ConfigurationKeys.TracerMetricsEnabled) ??
// default value
false;
TagRedisCommands = source?.GetBool(ConfigurationKeys.TagRedisCommands) ??
// default value
true;
RuntimeMetricsEnabled = source?.GetBool(ConfigurationKeys.RuntimeMetricsEnabled) ??
false;
CustomSamplingRules = source?.GetString(ConfigurationKeys.CustomSamplingRules);
GlobalSamplingRate = source?.GetDouble(ConfigurationKeys.GlobalSamplingRate);
StartupDiagnosticLogEnabled = source?.GetBool(ConfigurationKeys.StartupDiagnosticLogEnabled) ??
// default value
true;
Exporter = source.GetTypedValue <ExporterType>(ConfigurationKeys.Exporter);
Convention = source.GetTypedValue <ConventionType>(ConfigurationKeys.Convention);
var urlSubstringSkips = source?.GetString(ConfigurationKeys.HttpClientExcludedUrlSubstrings) ??
// default value
(AzureAppServices.Metadata.IsRelevant ? AzureAppServices.Metadata.DefaultHttpClientExclusions : null);
if (urlSubstringSkips != null)
{
HttpClientExcludedUrlSubstrings = TrimSplitString(urlSubstringSkips.ToUpperInvariant(), ',').ToArray();
}
var httpServerErrorStatusCodes = source?.GetString(ConfigurationKeys.HttpServerErrorStatusCodes) ??
// Default value
"500-599";
HttpServerErrorStatusCodes = ParseHttpCodesToArray(httpServerErrorStatusCodes);
var httpClientErrorStatusCodes = source?.GetString(ConfigurationKeys.HttpClientErrorStatusCodes) ??
// Default value
"400-599";
HttpClientErrorStatusCodes = ParseHttpCodesToArray(httpClientErrorStatusCodes);
TraceBufferSize = source?.GetInt32(ConfigurationKeys.BufferSize)
?? 1024 * 1024 * 10; // 10MB
TraceBatchInterval = source?.GetInt32(ConfigurationKeys.SerializationBatchInterval)
?? 100;
RecordedValueMaxLength = source.SafeReadInt32(
key: ConfigurationKeys.RecordedValueMaxLength,
defaultTo: DefaultRecordedValueMaxLength,
validators: (value) => value >= 0);
RouteTemplateResourceNamesEnabled = source?.GetBool(ConfigurationKeys.FeatureFlags.RouteTemplateResourceNamesEnabled)
?? true;
TraceResponseHeaderEnabled = source?.GetBool(ConfigurationKeys.TraceResponseHeaderEnabled)
?? true;
ExpandRouteTemplatesEnabled = source?.GetBool(ConfigurationKeys.ExpandRouteTemplatesEnabled)
// disabled by default if route template resource names enabled
?? !RouteTemplateResourceNamesEnabled;
KafkaCreateConsumerScopeEnabled = source?.GetBool(ConfigurationKeys.KafkaCreateConsumerScopeEnabled)
?? true; // default
TagMongoCommands = source?.GetBool(ConfigurationKeys.TagMongoCommands) ?? true;
DelayWcfInstrumentationEnabled = source?.GetBool(ConfigurationKeys.FeatureFlags.DelayWcfInstrumentationEnabled)
?? false;
PropagationStyleInject = TrimSplitString(source?.GetString(ConfigurationKeys.Propagators) ?? $"{nameof(Propagators.ContextPropagators.Names.B3)},{nameof(Propagators.ContextPropagators.Names.W3C)}", ',').ToArray();
PropagationStyleExtract = PropagationStyleInject;
TagElasticsearchQueries = source?.GetBool(ConfigurationKeys.TagElasticsearchQueries) ?? true;
// If you change this, change environment_variables.h too
ThreadSamplingEnabled = source?.GetBool(ConfigurationKeys.AlwaysOnProfiler.Enabled) ?? false;
ThreadSamplingPeriod = GetThreadSamplingPeriod(source);
LogSubmissionSettings = new DirectLogSubmissionSettings(source);
TraceMethods = source?.GetString(ConfigurationKeys.TraceMethods) ??
// Default value
string.Empty;
var grpcTags = source?.GetDictionary(ConfigurationKeys.GrpcTags, allowOptionalMappings: true) ??
// default value (empty)
new Dictionary <string, string>();
// Filter out tags with empty keys or empty values, and trim whitespaces
GrpcTags = InitializeHeaderTags(grpcTags, headerTagsNormalizationFixEnabled: true);
IsActivityListenerEnabled = source?.GetBool(ConfigurationKeys.FeatureFlags.ActivityListenerEnabled) ??
// default value
false;
if (IsActivityListenerEnabled)
{
// If the activities support is activated, we must enable W3C propagators
if (!Array.Exists(PropagationStyleExtract, key => string.Equals(key, nameof(Propagators.ContextPropagators.Names.W3C), StringComparison.OrdinalIgnoreCase)))
{
PropagationStyleExtract = PropagationStyleExtract.Concat(nameof(Propagators.ContextPropagators.Names.W3C));
}
if (!Array.Exists(PropagationStyleInject, key => string.Equals(key, nameof(Propagators.ContextPropagators.Names.W3C), StringComparison.OrdinalIgnoreCase)))
{
PropagationStyleInject = PropagationStyleInject.Concat(nameof(Propagators.ContextPropagators.Names.W3C));
}
}
}