Transfer data between Dropbox and S3

You can use the script below to transfer your data to DropBox.

'''

import os

import boto3

import dropbox

def generate_presigned_url(bucket_name, object_name, expiration=3600): """Generate a pre-signed URL to share an S3 object""" s3_client = boto3.client('s3') try: response = s3_client.generate_presigned_url('get_object', Params={'Bucket': bucket_name, 'Key': object_name}, ExpiresIn=expiration) except Exception as e: print(e) return None return response

def save_url_to_dropbox(access_token, dropbox_path, url): """Save a file from URL to Dropbox""" dbx = dropbox.Dropbox(access_token) try: result = dbx.files_save_url(dropbox_path, url) print(f"File transfer initiated to Dropbox: {result}") except Exception as e: print(e)

def transfer_s3_to_dropbox(bucket_name, dropbox_folder, access_token): """Transfer all files from an S3 bucket to a Dropbox folder""" s3_client = boto3.client('s3') paginator = s3_client.get_paginator('list_objects_v2') pages = paginator.paginate(Bucket=bucket_name) for page in pages: if 'Contents' in page: for obj in page['Contents']: object_name = obj['Key'] presigned_url = generate_presigned_url(bucket_name, object_name) if presigned_url: dropbox_path = f'/{dropbox_folder}/{object_name}' save_url_to_dropbox(access_token, dropbox_path, presigned_url) 

AWS CLI config) os.environ['AWS_ACCESS_KEY_ID'] = 'your was key here' os.environ['AWS_SECRET_ACCESS_KEY'] = 'your aws key here'

bucket_name = 'your s3 bucker name here' 

access_token = 'your token' 

dropbox_folder = 'path to drop box folder' 

transfer_s3_to_dropbox(bucket_name, dropbox_folder, access_token)

'''