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OTLP exporter support for limiting activity tags, events, and links (#…
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46 changes: 46 additions & 0 deletions
46
...elemetry.Exporter.OpenTelemetryProtocol/Configuration/EnvironmentVariableConfiguration.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| // <copyright file="EnvironmentVariableConfiguration.cs" company="OpenTelemetry Authors"> | ||
| // Copyright The OpenTelemetry Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| // </copyright> | ||
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| using System; | ||
| using OpenTelemetry.Internal; | ||
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| namespace OpenTelemetry.Configuration; | ||
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| internal class EnvironmentVariableConfiguration | ||
| { | ||
| public static void InitializeDefaultConfigurationFromEnvironment(SdkConfiguration sdkConfiguration) | ||
| { | ||
| // https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/sdk-environment-variables.md#attribute-limits | ||
| SetIntConfigValue("OTEL_ATTRIBUTE_VALUE_LENGTH_LIMIT", value => sdkConfiguration.AttributeValueLengthLimit = value); | ||
| SetIntConfigValue("OTEL_ATTRIBUTE_COUNT_LIMIT", value => sdkConfiguration.AttributeCountLimit = value); | ||
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| // https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/sdk-environment-variables.md#span-limits | ||
| SetIntConfigValue("OTEL_SPAN_ATTRIBUTE_VALUE_LENGTH_LIMIT", value => sdkConfiguration.SpanAttributeValueLengthLimit = value); | ||
| SetIntConfigValue("OTEL_SPAN_ATTRIBUTE_COUNT_LIMIT", value => sdkConfiguration.SpanAttributeCountLimit = value); | ||
| SetIntConfigValue("OTEL_SPAN_EVENT_COUNT_LIMIT", value => sdkConfiguration.SpanEventCountLimit = value); | ||
| SetIntConfigValue("OTEL_SPAN_LINK_COUNT_LIMIT", value => sdkConfiguration.SpanLinkCountLimit = value); | ||
| SetIntConfigValue("OTEL_EVENT_ATTRIBUTE_COUNT_LIMIT", value => sdkConfiguration.EventAttributeCountLimit = value); | ||
| SetIntConfigValue("OTEL_LINK_ATTRIBUTE_COUNT_LIMIT", value => sdkConfiguration.LinkAttributeCountLimit = value); | ||
| } | ||
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| private static void SetIntConfigValue(string key, Action<int> setter) | ||
| { | ||
| if (EnvironmentVariableHelper.LoadNumeric(key, out var result)) | ||
| { | ||
| setter(result); | ||
| } | ||
| } | ||
| } |
69 changes: 69 additions & 0 deletions
69
src/OpenTelemetry.Exporter.OpenTelemetryProtocol/Configuration/SdkConfiguration.cs
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|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| // <copyright file="SdkConfiguration.cs" company="OpenTelemetry Authors"> | ||
| // Copyright The OpenTelemetry Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| // </copyright> | ||
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| namespace OpenTelemetry.Configuration; | ||
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| internal class SdkConfiguration | ||
| { | ||
| private int? spanAttributeValueLengthLimit; | ||
| private int? spanAttributeCountLimit; | ||
| private int? eventAttributeCountLimit; | ||
| private int? linkAttributeCountLimit; | ||
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| private SdkConfiguration() | ||
| { | ||
| EnvironmentVariableConfiguration.InitializeDefaultConfigurationFromEnvironment(this); | ||
| } | ||
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| public static SdkConfiguration Instance { get; private set; } = new SdkConfiguration(); | ||
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| public int? AttributeValueLengthLimit { get; set; } | ||
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| public int? AttributeCountLimit { get; set; } | ||
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| public int? SpanAttributeValueLengthLimit | ||
| { | ||
| get => this.spanAttributeValueLengthLimit ?? this.AttributeValueLengthLimit; | ||
| set => this.spanAttributeValueLengthLimit = value; | ||
| } | ||
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| public int? SpanAttributeCountLimit | ||
| { | ||
| get => this.spanAttributeCountLimit ?? this.AttributeCountLimit; | ||
| set => this.spanAttributeCountLimit = value; | ||
| } | ||
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| public int? SpanEventCountLimit { get; set; } | ||
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| public int? SpanLinkCountLimit { get; set; } | ||
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| public int? EventAttributeCountLimit | ||
| { | ||
| get => this.eventAttributeCountLimit ?? this.SpanAttributeCountLimit; | ||
| set => this.eventAttributeCountLimit = value; | ||
| } | ||
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| public int? LinkAttributeCountLimit | ||
| { | ||
| get => this.linkAttributeCountLimit ?? this.SpanAttributeCountLimit; | ||
| set => this.linkAttributeCountLimit = value; | ||
| } | ||
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| internal static void Reset() | ||
| { | ||
| Instance = new SdkConfiguration(); | ||
| } | ||
| } |
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