API Design for Dropbox System Design
6.1 Download Chunk
This API would be used to download the chunk of a file.
Request
GET /api/v1/chunks/:chunk_idX-API-Key: api_keyAuthorization: auth_token |
Response
200 OKContent-Disposition: attachment; filename="<chunk_id>"Content-Length: 4096000 |
The response will contain Content-Disposition header as attachment which will instruct the client to download the chunk. Note that Content-Length is set as 4096000 as each chunk is of 4 MB.
6.2 Upload Chunk
This API would be used to upload the chunk of a file.
Request
POST /api/v1/chunks/:chunk_idX-API-Key: api_keyAuthorization: auth_tokenContent-Type: application/octet-stream/path/to/chunk |
Response
200 OK |
6.3 Get Objects
This API would be used by clients to query Meta Service for new files/folders when they come online. Client will pass the maximum object id present locally and the unique device id.
Request
GET /api/v1/objects?local_object_id=<Max object_id present locally>&device_id=<Unique Device Id>X-API-Key: api_keyAuthorization: auth_token |
Response
200 OK{ new_objects: [ { object_id: object_type: name: chunk_ids: [ chunk1, chunk2, chunk3 ] } ]} |
Meta Service will check the database and return an array of objects containing name of object, object id, object type and an array of chunk_ids. Client calls the Download Chunk API with these chunk_ids to download the chunks and reconstruct the file.
Design Dropbox – A System Design Interview Question
System Design Dropbox, You might have used this file hosting service multiple times to upload and share files or images. System Design Dropbox is a quite common question in the system design round. In this article, we will discuss how to design a website like Dropbox.
Important Topics for the Dropbox System Design
- Requirements Gathering for Dropbox System Design
- Capacity Estimation for Dropbox System Design
- High-Level Design(HLD) of Dropbox System Design
- Low-Level Design(LLD) of Dropbox System Design
- Database Design for Dropbox System Design
- API Design for Dropbox System Design
- Scalabilty for Dropbox System Design
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