Default Node Environment Variables from AWS Lambda

By default many frameworks are using “development” as default for developer friendly purpose. But in some case, for AWS lambda as example there isn’t NODE_ENV setup.

Here would be sample of how AWS Lambda constructs the environment variables:

{
"AWS_LAMBDA_FUNCTION_VERSION": "$LATEST",
"AWS_SESSION_TOKEN": "YOUR_AWS_SESSION_TOKEN_HERE",
"AWS_LAMBDA_LOG_GROUP_NAME": "/aws/lambda/groupName",
"LAMBDA_TASK_ROOT": "/var/task",
"LD_LIBRARY_PATH": "/var/lang/lib:/lib64:/usr/lib64:/var/runtime:/var/runtime/lib:/var/task:/var/task/lib:/opt/lib",
"AWS_LAMBDA_RUNTIME_API": "127.0.0.1:9001",
"AWS_LAMBDA_LOG_STREAM_NAME": "2020/03/10/[$LATEST]***1c4d",
"AWS_EXECUTION_ENV": "AWS_Lambda_nodejs10.x",
"AWS_XRAY_DAEMON_ADDRESS": "169.254.123.123:2000",
"AWS_LAMBDA_FUNCTION_NAME": "lambdaFunctionName",
"PATH": "/var/lang/bin:/usr/local/bin:/usr/bin/:/bin:/opt/bin",
"AWS_DEFAULT_REGION": "us-west-2",
"PWD": "/var/task",
"AWS_SECRET_ACCESS_KEY": "YUR_AWS_SECRET_ACCESS_KEY",
"LAMBDA_RUNTIME_DIR": "/var/runtime",
"LANG": "en_US.UTF-8",
"NODE_PATH": "/opt/nodejs/node10/node_modules:/opt/nodejs/node_modules:/var/runtime/node_modules:/var/runtime:/var/task",
"AWS_REGION": "us-west-2",
"TZ": ":UTC",
"AWS_ACCESS_KEY_ID": "YOUR_AWS_ACCESS_KEY_ID",
"SHLVL": "0",
"_AWS_XRAY_DAEMON_ADDRESS": "169.254.123.123",
"_AWS_XRAY_DAEMON_PORT": "2000",
"AWS_XRAY_CONTEXT_MISSING": "LOG_ERROR",
"_HANDLER": "lambda.handler",
"AWS_LAMBDA_FUNCTION_MEMORY_SIZE": "128",
"_X_AMZN_TRACE_ID": "_X_AMZN_TRACE_ID"
}