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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.Diagnostics;
using Aspire.Dashboard.Configuration;
using OpenTelemetry.Proto.Logs.V1;
namespace Aspire.Dashboard.Otlp.Model;
[DebuggerDisplay("TimeStamp = {TimeStamp}, Severity = {Severity}, Message = {Message}")]
public class OtlpLogEntry
{
public KeyValuePair<string, string>[] Attributes { get; }
public DateTime TimeStamp { get; }
public uint Flags { get; }
public LogLevel Severity { get; }
public string Message { get; }
public string SpanId { get; }
public string TraceId { get; }
public string ParentId { get; }
public string? OriginalFormat { get; }
public OtlpApplication Application { get; }
public OtlpScope Scope { get; }
public Guid InternalId { get; }
public OtlpLogEntry(LogRecord record, OtlpApplication logApp, OtlpScope scope, TelemetryLimitOptions options)
{
string? originalFormat = null;
string? parentId = null;
Attributes = record.Attributes.ToKeyValuePairs(options, filter: attribute =>
{
switch (attribute.Key)
{
case "{OriginalFormat}":
originalFormat = attribute.Value.GetString();
return false;
case "ParentId":
parentId = attribute.Value.GetString();
return false;
case "SpanId":
case "TraceId":
// Explicitly ignore these
return false;
default:
return true;
}
});
TimeStamp = OtlpHelpers.UnixNanoSecondsToDateTime(record.TimeUnixNano);
Flags = record.Flags;
Severity = MapSeverity(record.SeverityNumber);
Message = OtlpHelpers.TruncateString(record.Body.GetString(), options.MaxAttributeLength);
OriginalFormat = originalFormat;
SpanId = record.SpanId.ToHexString();
TraceId = record.TraceId.ToHexString();
ParentId = parentId ?? string.Empty;
Application = logApp;
Scope = scope;
InternalId = Guid.NewGuid();
}
private static LogLevel MapSeverity(SeverityNumber severityNumber) => severityNumber switch
{
SeverityNumber.Trace => LogLevel.Trace,
SeverityNumber.Trace2 => LogLevel.Trace,
SeverityNumber.Trace3 => LogLevel.Trace,
SeverityNumber.Trace4 => LogLevel.Trace,
SeverityNumber.Debug => LogLevel.Debug,
SeverityNumber.Debug2 => LogLevel.Debug,
SeverityNumber.Debug3 => LogLevel.Debug,
SeverityNumber.Debug4 => LogLevel.Debug,
SeverityNumber.Info => LogLevel.Information,
SeverityNumber.Info2 => LogLevel.Information,
SeverityNumber.Info3 => LogLevel.Information,
SeverityNumber.Info4 => LogLevel.Information,
SeverityNumber.Warn => LogLevel.Warning,
SeverityNumber.Warn2 => LogLevel.Warning,
SeverityNumber.Warn3 => LogLevel.Warning,
SeverityNumber.Warn4 => LogLevel.Warning,
SeverityNumber.Error => LogLevel.Error,
SeverityNumber.Error2 => LogLevel.Error,
SeverityNumber.Error3 => LogLevel.Error,
SeverityNumber.Error4 => LogLevel.Error,
SeverityNumber.Fatal => LogLevel.Critical,
SeverityNumber.Fatal2 => LogLevel.Critical,
SeverityNumber.Fatal3 => LogLevel.Critical,
SeverityNumber.Fatal4 => LogLevel.Critical,
_ => LogLevel.None
};
}
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