sfs. Sample file server

This project shows golang + valilla js example for

• miltifile upload with async processing
• publish processing results via websockets
• build page with delayed widget generation

Project status: PoC is ready

Project components

cauth

Cookie Auth

• generate user token and save cookie
• read token from cookie

pubsub

Simple golang pub/sub (in memory)

sfs.go

File upload handlers

• /upload
• /api/files
• /file/:id

storage

Simple file storage powered by badger

stream

Stream data to client via websocket

Handler for /ws/:RequestID/:Token/ request. Subscribe client on messages:

• user.:Token
• once.widget.:RequestID

widget

Widget processing sample

• widget.go - /api/widget.js request handler. Fetch RequestID and raise "widget" event
• handlers.go - "widget" event handler. Generates widgets and publish them via "once.widget."+req.RequestID

Widget ideas based on post from Yandex