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Make automatic storage deposits resistant against changing deposit prices (#12083)

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* Require `FixedPointOperand` for Balances

* Delay deposit calculation

* Make refunds pro rata of consumed storage

* Add storage migration

* Fix clippy

* Add liquidity checks

* Fixe delayed deposit limit enforcement

* Defer charges

* Import Vec

* Add try-runtime hooks for migration

* Fix warning

* Adapt to new OnRuntimeUpgrade trait

* Apply suggestions from code review

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* fmt

* Apply suggestions from code review

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* More suggestions from code review

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>
This commit is contained in:
Alexander Theißen
2022-09-21 19:31:22 +02:00
committed by GitHub
parent cb82064cb8
commit 857c3bf37b
12 changed files with 957 additions and 312 deletions
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substrate/frame/contracts/src/wasm/prepare.rs
+1 -1
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@@ -426,7 +426,7 @@ fn do_preparation<C: ImportSatisfyCheck, T: Config>(
.saturating_add(original_code_len)
.saturating_add(<OwnerInfo<T>>::max_encoded_len()) as u32;
let deposit = Diff { bytes_added, items_added: 3, ..Default::default() }
.to_deposit::<T>()
.update_contract::<T>(None)
.charge_or_zero();
module.owner_info = Some(OwnerInfo { owner, deposit, refcount: 0 });