signed s3 upload

put.js

import https from "node:https";
import { XMLParser } from "fast-xml-parser";
import fs from 'node:fs';

import { 
  S3Client,
  PutObjectCommand
} from "@aws-sdk/client-s3";
import {
  getSignedUrl,
  S3RequestPresigner,
} from "@aws-sdk/s3-request-presigner";

const put = (url, data) => {
  return new Promise((resolve, reject) => {
    const req = https.request(
      url,
      { method: "PUT", headers: { "Content-Length": new Blob([data]).size } },
      (res) => {
        let responseBody = "";
        res.on("data", (chunk) => {
          responseBody += chunk;
        });
        res.on("end", () => {
          res.headers['etag']
          const parser = new XMLParser();
          if (res.statusCode >= 200 && res.statusCode <= 299) {
            // resolve(parser.parse(responseBody, true));
            resolve(res.headers['etag'])
          } else {
            reject(parser.parse(responseBody, true));
          }
        });
      },
    );
    req.on("error", (err) => {
      reject(err);
    });
    req.write(data);
    req.end();
  });
};


async function signReq (size, ContentType) {
  const s3Client = new S3Client({})
  const command = new PutObjectCommand(
    { 
      Bucket: 'cv-edge', 
      Key: 'hi.png', 
      ContentType,
      ContentLength: size
    });

  return getSignedUrl(s3Client, 
    command, 
    { 
      expiresIn: 3600, 
      signableHeaders: new Set(['Content-Type','Content-Length']) 
    }
  )
}
let data = null;
try {
  data = fs.readFileSync('hi.png');
} catch (err) {
  console.error(err);
}
const url = await signReq(new Blob([data]).size, 'image/png')
console.log(url)

const resp = await put(url, data);

console.log(resp)