Add withdraw method and notification #15

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opened 2025-12-28 18:08:14 +00:00 by sami · 1 comment

sami commented

2025-12-28 18:08:14 +00:00

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Originally created by @alexvanin on GitHub (Jan 29, 2021).

Balance contract should have method to verify withdraw origin and produce withdraw notification for inner ring nodes.

Notification should be pretty much similar to neofs.Withdraw notification, because it should trigger the same processes in inner ring. Unlike neofs contract, balance contract can't rely on witness check, because balance contract will be called by storage node and not directly by asset owner. So there should be proof.

I propose client to provide some random nonce based on current epoch value and its signature.

Originally created by @alexvanin on GitHub (Jan 29, 2021). Balance contract should have method to verify withdraw origin and produce withdraw notification for inner ring nodes. Notification should be pretty much similar to `neofs.Withdraw` notification, because it should trigger the same processes in inner ring. Unlike neofs contract, balance contract can't rely on witness check, because balance contract will be called by storage node and not directly by asset owner. So there should be `proof`. I propose client to provide some random nonce based on current epoch value and its signature. Related to https://github.com/nspcc-dev/neofs-api/issues/52