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Introduce BatchSpanExportProcessorOptions
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91 changes: 91 additions & 0 deletions
91
src/OpenTelemetry/Trace/BatchSpanExportProcessorOptions.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| // <copyright file="BatchSpanExportProcessorOptions.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> | ||
|
|
||
| using System; | ||
| using System.Diagnostics; | ||
| using System.Security; | ||
| using OpenTelemetry.Internal; | ||
|
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| namespace OpenTelemetry.Trace | ||
| { | ||
| public class BatchSpanExportProcessorOptions : BatchExportProcessorOptions<Activity> | ||
| { | ||
| internal const string MaxQueueSizeEnvVarKey = "OTEL_BSP_MAX_QUEUE_SIZE"; | ||
|
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| internal const string MaxExportBatchSizeEnvVarKey = "OTEL_BSP_MAX_EXPORT_BATCH_SIZE"; | ||
|
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| internal const string ExporterTimeoutEnvVarKey = "OTEL_BSP_EXPORT_TIMEOUT"; | ||
|
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| internal const string ScheduledDelayEnvVarKey = "OTEL_BSP_SCHEDULE_DELAY"; | ||
|
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| public BatchSpanExportProcessorOptions() | ||
| { | ||
| int value; | ||
|
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| if (TryLoadEnvVarInt(ExporterTimeoutEnvVarKey, out value)) | ||
| { | ||
| this.ExporterTimeoutMilliseconds = value; | ||
| } | ||
|
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| if (TryLoadEnvVarInt(MaxExportBatchSizeEnvVarKey, out value)) | ||
| { | ||
| this.MaxExportBatchSize = value; | ||
| } | ||
|
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| if (TryLoadEnvVarInt(MaxQueueSizeEnvVarKey, out value)) | ||
| { | ||
| this.MaxQueueSize = value; | ||
| } | ||
|
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| if (TryLoadEnvVarInt(ScheduledDelayEnvVarKey, out value)) | ||
| { | ||
| this.ScheduledDelayMilliseconds = value; | ||
| } | ||
| } | ||
|
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| private static bool TryLoadEnvVarInt(string envVarKey, out int result) | ||
| { | ||
| result = 0; | ||
|
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| string value; | ||
| try | ||
| { | ||
| value = Environment.GetEnvironmentVariable(envVarKey); | ||
| } | ||
| catch (SecurityException ex) | ||
| { | ||
| // The caller does not have the required permission to | ||
| // retrieve the value of an environment variable from the current process. | ||
| OpenTelemetrySdkEventSource.Log.MissingPermissionsToReadEnvironmentVariable(ex); | ||
| return false; | ||
| } | ||
|
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| if (string.IsNullOrEmpty(value)) | ||
| { | ||
| return false; | ||
| } | ||
|
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| if (!int.TryParse(value, out var parsedValue)) | ||
| { | ||
| OpenTelemetrySdkEventSource.Log.FailedToParseEnvironmentVariable(envVarKey, value); | ||
| return false; | ||
| } | ||
|
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| result = parsedValue; | ||
| return true; | ||
| } | ||
| } | ||
| } |
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