Function uploadFileToS3

packages/aws-lambda/src/s3Transport.ts:85–105

(
  client: S3Client,
  localPath: string,
  uri: string,
  contentType?: string,
)

 * adapter handles.
 */
export async function uploadFileToS3(
  client: S3Client,
  localPath: string,
  uri: string,
  contentType?: string,
): Promise<void> {
  if (!existsSync(localPath)) {
    throw new Error(`[s3Transport] upload source missing: ${localPath}`);
  }
  const { bucket, key } = parseS3Uri(uri);
  const size = statSync(localPath).size;
  await client.send(
    new PutObjectCommand({
      Bucket: bucket,
      Key: key,
      Body: createReadStream(localPath),
      ContentType: contentType,
      ContentLength: size,
    }),
  );
}

/**
 * Pack a directory into a `.tar.gz` at `destTarball`. Uses the `tar` npm