ls_s3.groovy

#!/bin/bash
// 2>/dev/null; OPTS="-cp $(cat cp.txt)"
// 2>/dev/null; exec groovy $OPTS "$0" "$@"; exit $?

import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.s3.*;
import software.amazon.awssdk.services.s3.model.*;

((ch.qos.logback.classic.Logger) org.slf4j.LoggerFactory.getLogger(ch.qos.logback.classic.Logger.ROOT_LOGGER_NAME)).setLevel(ch.qos.logback.classic.Level.WARN)


String bucketName = "your-bucket-name";

def client = S3Client.builder().region(Region.US_EAST_1).build();
def request =
        ListObjectsV2Request
                .builder()
                .bucket(bucketName)
                // .prefix("/")
                .delimiter("/")
                // .prefix("peacekeepers/year=2018/month=12/day=19")
                .build();
def response = client.listObjectsV2Paginator(request);
response.each { it.contents().each {
        println(it.key())
    }
}