Created
July 26, 2022 08:12
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Save vytas7/4ab1317455318db05b309dae75ab1662 to your computer and use it in GitHub Desktop.
Upload files from a multipart form directly to S3 (Falcon ASGI)
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import logging | |
import aioboto3 | |
import falcon.asgi | |
logging.basicConfig( | |
format='%(asctime)s [%(levelname)s] %(message)s', level=logging.INFO | |
) | |
class Upload: | |
def __init__(self): | |
self._session = aioboto3.Session() | |
async def on_post(self, req, resp): | |
form = await req.get_media() | |
async with self._session.client( | |
service_name='s3', | |
aws_access_key_id='test:tester', | |
aws_secret_access_key='testing', | |
endpoint_url='http://localhost:8080', | |
) as s3: | |
async for part in form: | |
if part.filename: | |
await s3.upload_fileobj( | |
Bucket='bucket', | |
Key=f'uploads/{part.secure_filename}', | |
Fileobj=part.stream, | |
) | |
app = falcon.asgi.App() | |
app.add_route('/uploads', Upload()) |
Credits to @williamkibira for verifying this is possible (in a snippet posted on falconry/user
).
May make sense linking this to the pr for future reference
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This example assumes a Swift SAIO container running locally on port 8080.
Run the app with
uvicorn
:Create the example bucket as per https://hub.docker.com/r/openstackswift/saio:
Upload a file with
curl
:Inspect the uploaded files