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Asset Transaction Payment (#488)

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* use new pallet name based genesis config names

* use custom substrate and update polkadot

* add initial asset-tx-payment pallet

* update cargo.toml

* add (failing) tests

* dispatch Calls instead of using Pallet functions

* fix fee-refund split

* add test for transaction payment with tip

* update cargo.lock

* update cargo.lock

* remove mint workaround and use Mutable trait

* extract fee charging logic into OnChargeAssetTransaction trait

* use asset-tx-payment in statemint runtime

* make extrinsics public

* make extrinsics public

* use ChargeAssetIdOf type alias

* update deps

* move back to AssetIdOf

* remove extra rpc_http_threads

* use different substrate branch

* Update pallets/asset-tx-payment/src/payment.rs

Co-authored-by: Tomasz Drwięga <tomusdrw@users.noreply.github.com>

* Update pallets/asset-tx-payment/src/payment.rs

Co-authored-by: Tomasz Drwięga <tomusdrw@users.noreply.github.com>

* remove overrides

* override substrate deps (again)

* increment spec_version and transaction_version (because we change transaction signing)

* remove direct dependency on pallet-balances from asset-tx-payment

* remove Assets pallet visibility workaround

* add docs and comments

* remove unused imports

* more docs

* add more debug asserts to document assumptions

* add test for tx payment from account with only assets

* add test for missing asset case

* extend test to cover non-sufficient assets

* add a test for Pays::No (refunded transaction)

* add type alias comments

* add more doc comments

* add asset-tx-payment to statemine and westmint

* improve formatting

* update license headers

* add default implementation of HandleCredit for ()

* update doc comments and format imports

* adjust Cargo.toml

* update cargo.lock

* cargo fmt

* cargo fmt

* cargo fmt

* cargo +nightly fmt

* add type alias for OnChargeTransaction

* cargo +nightly fmt

* convert ChargeAssetTxPayment from tuple struct to regular struct

* add more comments

* formatting

* adjust imports and comment

* cargo +nightly fmt

* reformat comment

* use ChargeTransactionPayment's own get_priority + update Substrate

* update Substrate and Polkadot

* cargo fmt

* cargo fmt

* add OperationalFeeMultiplier to asset tx payment tests

* Apply suggestions from code review

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* add doc links

* charge a minimum converted asset fee of 1 if the input fee is greater zero

* cargo +nightly fmt

* bump spec and transaction version

Co-authored-by: Tomasz Drwięga <tomusdrw@users.noreply.github.com>
Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Alexander Popiak
2021-10-11 11:57:37 +02:00
committed by GitHub
parent eff56f60f3
commit 3520acc3f2
14 changed files with 1268 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files
polkadot-parachains/statemint/Cargo.toml
+2
View File
@@ -62,6 +62,7 @@ cumulus-pallet-xcmp-queue = { path = "../../pallets/xcmp-queue", default-feature
cumulus-pallet-xcm = { path = "../../pallets/xcm", default-features = false }
cumulus-pallet-session-benchmarking = { path = "../../pallets/session-benchmarking", default-features = false, version = "3.0.0" }
cumulus-ping = { path = "../pallets/ping", default-features = false }
pallet-asset-tx-payment = { path = "../../pallets/asset-tx-payment", default-features = false }
pallet-collator-selection = { path = "../../pallets/collator-selection", default-features = false }
parachains-common = { path = "../parachains-common", default-features = false }
@@ -136,6 +137,7 @@ std = [
"pallet-utility/std",
"parachain-info/std",
"cumulus-pallet-aura-ext/std",
"pallet-asset-tx-payment/std",
"pallet-collator-selection/std",
"cumulus-pallet-dmp-queue/std",
"cumulus-pallet-parachain-system/std",
polkadot-parachains/statemint/src/lib.rs
+14 -5
View File
@@ -29,7 +29,7 @@ use sp_api::impl_runtime_apis;
use sp_core::{crypto::KeyTypeId, OpaqueMetadata};
use sp_runtime::{
create_runtime_str, generic, impl_opaque_keys,
traits::{AccountIdLookup, BlakeTwo256, Block as BlockT},
traits::{AccountIdLookup, BlakeTwo256, Block as BlockT, ConvertInto},
transaction_validity::{TransactionSource, TransactionValidity},
ApplyExtrinsicResult,
};
@@ -56,7 +56,7 @@ use frame_system::{
};
pub use parachains_common as common;
use parachains_common::{
impls::{DealWithFees, NonZeroIssuance},
impls::{AssetsToBlockAuthor, DealWithFees, NonZeroIssuance},
opaque, AccountId, AssetId, AuraId, Balance, BlockNumber, Hash, Header, Index, Signature,
AVERAGE_ON_INITIALIZE_RATIO, HOURS, MAXIMUM_BLOCK_WEIGHT, NORMAL_DISPATCH_RATIO, SLOT_DURATION,
};
@@ -90,10 +90,10 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
spec_name: create_runtime_str!("statemint"),
impl_name: create_runtime_str!("statemint"),
authoring_version: 1,
spec_version: 1,
spec_version: 2,
impl_version: 1,
apis: RUNTIME_API_VERSIONS,
transaction_version: 1,
transaction_version: 2,
};
/// The version information used to identify this runtime when compiled natively.
@@ -656,6 +656,14 @@ impl pallet_collator_selection::Config for Runtime {
type WeightInfo = weights::pallet_collator_selection::WeightInfo<Runtime>;
}
impl pallet_asset_tx_payment::Config for Runtime {
type Fungibles = Assets;
type OnChargeAssetTransaction = pallet_asset_tx_payment::FungiblesAdapter<
pallet_assets::BalanceToAssetBalance<Balances, Runtime, ConvertInto>,
AssetsToBlockAuthor<Runtime>,
>;
}
parameter_types! {
pub const ClassDeposit: Balance = UNITS; // 1 UNIT deposit to create asset class
pub const InstanceDeposit: Balance = UNITS / 100; // 1/100 UNIT deposit to create asset instance
@@ -703,6 +711,7 @@ construct_runtime!(
// Monetary stuff.
Balances: pallet_balances::{Pallet, Call, Storage, Config<T>, Event<T>} = 10,
TransactionPayment: pallet_transaction_payment::{Pallet, Storage} = 11,
AssetTxPayment: pallet_asset_tx_payment::{Pallet} = 12,
// Collator support. the order of these 4 are important and shall not change.
Authorship: pallet_authorship::{Pallet, Call, Storage} = 20,
@@ -744,7 +753,7 @@ pub type SignedExtra = (
frame_system::CheckEra<Runtime>,
frame_system::CheckNonce<Runtime>,
frame_system::CheckWeight<Runtime>,
pallet_transaction_payment::ChargeTransactionPayment<Runtime>,
pallet_asset_tx_payment::ChargeAssetTxPayment<Runtime>,
);
/// Unchecked extrinsic type as expected by this runtime.
pub type UncheckedExtrinsic = generic::UncheckedExtrinsic<Address, Call, Signature, SignedExtra>;