List all objects in S3 bucket (without prefixes)

listAllBucketObjectsNoPrefixes.js

const getAllObjects = async s3Params => {
    const AWS = require('aws-sdk');
    const S3 = new AWS.S3();
    let results = [];
    let gotAllObjs = false;
    // Loop until we get all keys - This does NOT do any retries or backoff.
    while (!gotAllObjs) {
        if (!s3Params.ContinuationToken || s3Params.ContinuationToken !== 'DONE') {
            const s3listres = await S3.listObjectsV2(s3Params).promise();
            // assign ContinuationToken to data.NextContinuationToken
            if (s3listres.NextContinuationToken) s3Params.ContinuationToken = s3listres.NextContinuationToken;
            else s3Params.ContinuationToken = 'DONE';

            results = [...results, ...s3listres.Contents];
            console.log('Found this many files: ', results.length);
        } else if (s3Params.ContinuationToken === 'DONE') {
            gotAllObjs = true;
            console.log('Got all objects names from S3');
        }
    }

    return [ ...new Set(results) ];
};