Example #1
0
        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;
        }
Example #4
0
        /// <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));
        }
Example #6
0
        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);
        }
Example #8
0
        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;
                }
            }
        }
Example #9
0
        /// <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);
        }
Example #12
0
        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");
            }
        }
Example #13
0
    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");
        }
    }
Example #14
0
        /// <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);
        }
Example #15
0
        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;
        }
Example #17
0
        /// <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;
        }
Example #19
0
        /// <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));
        }
Example #21
0
        /// <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>());
 }
Example #25
0
        /// <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));
                }
            }
        }