We have a PR up to Serialize Attachement

We have a PR up to Serialize Attachement back to docs. It will be merged soon

Jun•12/4/24, 4:03 PM

This is now live here

https://developers.cloudflare.com/durable-objects/best-practices/websockets/#extended-methods

Cloudflare Docs

Using WebSockets · Cloudflare Durable Objects docs

WebSockets are long-lived TCP connections that enable bi-directional, real-time communication between client and server. Both Cloudflare Durable Objects and Workers can act as WebSocket endpoints – either as a client or as a server. Because WebSocket sessions are long-lived, applications commonly use Durable Objects to accept either the client o...

harshil1712OP•12/4/24, 4:07 PM

Thank you for adding this back!

Jehu•12/4/24, 9:00 PM

What is a typical use case for these functions knowing that we have durable
object storage? I’m having a hard thinking about scenarios in which it makes sense to use them.

harshil1712OP•12/5/24, 9:43 AM

Hey, these functions are used when you are using WebSocket Hibernation API and want to store some state that should survive the hibernation. You can use the persistent storage (KV, SQLite) as well but you would have to write custom logic to attach data for each connection. Eg. serialize attachment can store info like username of the connection. So when the connection wakes up, you can use the same username

Omar Abid•12/5/24, 10:52 AM

2,048 bytes

We have a PR up to Serialize Attachement

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