The logging utility provides a AWS Lambda optimized logger with output structured as JSON.
Key featuresFor a full list of features go to docs.powertools.aws.dev/lambda/dotnet/core/logging/
GitHub: https://github.com/aws-powertools/powertools-lambda-dotnet/
Sample Functionpublic class Function
{
[Logging(LogEvent = true)]
public async Task<APIGatewayProxyResponse> FunctionHandler(APIGatewayProxyRequest apigwProxyEvent,
ILambdaContext context)
{
var requestContextRequestId = apigwProxyEvent.RequestContext.RequestId;
var lookupInfo = new Dictionary<string, object>()
{
{"LookupInfo", new Dictionary<string, object>{{ "LookupId", requestContextRequestId }}}
};
// Appended keys are added to all subsequent log entries in the current execution.
// Call this method as early as possible in the Lambda handler.
// Typically this is value would be passed into the function via the event.
// Set the ClearState = true to force the removal of keys across invocations,
Logger.AppendKeys(lookupInfo);
Logger.LogInformation("Getting ip address from external service");
var location = await GetCallingIp();
var lookupRecord = new LookupRecord(lookupId: requestContextRequestId,
greeting: "Hello Powertools for AWS Lambda (.NET)", ipAddress: location);
try
{
await SaveRecordInDynamo(lookupRecord);
return new APIGatewayProxyResponse
{
Body = JsonSerializer.Serialize(lookupRecord),
StatusCode = 200,
Headers = new Dictionary<string, string> { { "Content-Type", "application/json" } }
};
}
catch (Exception e)
{
Logger.LogError(e.Message);
return new APIGatewayProxyResponse
{
Body = e.Message,
StatusCode = 500,
Headers = new Dictionary<string, string> { { "Content-Type", "application/json" } }
};
}
}
}
Sample output
{
"cold_start": false,
"xray_trace_id": "1-623d34cb-00c3698b02f11dc713442693",
"lookup": {
"lookup_id": "7d2ce9bb-c7d1-4304-9912-6078d276604f"
},
"function_name": "PowertoolsLoggingSample-HelloWorldFunction-hm1r10VT3lCy",
"function_version": "$LATEST",
"function_memory_size": 256,
"function_arn": "arn:aws:lambda:ap-southeast-2:111111111111:function:PowertoolsLoggingSample-HelloWorldFunction-hm1r10VT3lCy",
"function_request_id": "f5c3bae7-0e18-495a-9959-ef101c7afbc0",
"timestamp": "2022-03-25T03:19:39.9322301Z",
"level": "Information",
"service": "powertools-dotnet-logging-sample",
"name": "AWS.Lambda.Powertools.Logging.Logger",
"message": "Getting ip address from external service"
}
Product Versions Compatible and additional computed target framework versions. .NET net6.0 net6.0 is compatible. net6.0-android net6.0-android was computed. net6.0-ios net6.0-ios was computed. net6.0-maccatalyst net6.0-maccatalyst was computed. net6.0-macos net6.0-macos was computed. net6.0-tvos net6.0-tvos was computed. net6.0-windows net6.0-windows was computed. net7.0 net7.0 was computed. net7.0-android net7.0-android was computed. net7.0-ios net7.0-ios was computed. net7.0-maccatalyst net7.0-maccatalyst was computed. net7.0-macos net7.0-macos was computed. net7.0-tvos net7.0-tvos was computed. net7.0-windows net7.0-windows was computed. net8.0 net8.0 is compatible. net8.0-android net8.0-android was computed. net8.0-browser net8.0-browser was computed. net8.0-ios net8.0-ios was computed. net8.0-maccatalyst net8.0-maccatalyst was computed. net8.0-macos net8.0-macos was computed. net8.0-tvos net8.0-tvos was computed. net8.0-windows net8.0-windows was computed. net9.0 net9.0 was computed. net9.0-android net9.0-android was computed. net9.0-browser net9.0-browser was computed. net9.0-ios net9.0-ios was computed. net9.0-maccatalyst net9.0-maccatalyst was computed. net9.0-macos net9.0-macos was computed. net9.0-tvos net9.0-tvos was computed. net9.0-windows net9.0-windows was computed. net10.0 net10.0 was computed. net10.0-android net10.0-android was computed. net10.0-browser net10.0-browser was computed. net10.0-ios net10.0-ios was computed. net10.0-maccatalyst net10.0-maccatalyst was computed. net10.0-macos net10.0-macos was computed. net10.0-tvos net10.0-tvos was computed. net10.0-windows net10.0-windows was computed. NuGet packages (1)
Showing the top 1 NuGet packages that depend on AWS.Lambda.Powertools.Logging:
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