Lambda function that compressess a given S3 file and saves the output back to S3.

It uses streams to download, compress and upload files, allowing it to process files larger than the lambda memory limit.

1. Create an AWS account if you do not already have one and login
2. Go to the app's page on the Serverless Application Repository and click "Deploy"

1. lambdaS3Zip - Lambda Function Name.
2. lambdaS3ZipArn - Lambda Function ARN.

Input event:

{
    "Bucket":STRING_VALUE, /* required */
    "Key":STRING_VALUE,    /* required */
    "Destination":{
        "Bucket":STRING_VALUE,
        "Key":STRING_VALUE
    }
}

If Destination is not present, the zipped file will be saved to:

s3:https://{Bucket}/{Key}.zip

This code is made available under the MIT license. See the LICENSE file.