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Move XCM configurations out into its own module (#981)

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* Move XCM configurations out into its own module

* Revert removal of the AccountNonceApi
This commit is contained in:
Keith Yeung
2022-02-11 15:59:48 -08:00
committed by GitHub
parent 4515e3ec7e
commit d166c78b17
11 changed files with 876 additions and 776 deletions
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cumulus/polkadot-parachains/shell/src/lib.rs
+2 -60
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@@ -22,6 +22,8 @@
#[cfg(feature = "std")]
include!(concat!(env!("OUT_DIR"), "/wasm_binary.rs"));
pub mod xcm_config;
use codec::{Decode, Encode};
use frame_support::unsigned::TransactionValidityError;
use scale_info::TypeInfo;
@@ -53,14 +55,6 @@ use frame_system::limits::{BlockLength, BlockWeights};
pub use sp_runtime::BuildStorage;
pub use sp_runtime::{Perbill, Permill};
// XCM imports
use xcm::latest::prelude::*;
use xcm_builder::{
AllowUnpaidExecutionFrom, FixedWeightBounds, LocationInverter, ParentAsSuperuser,
ParentIsPreset, SovereignSignedViaLocation,
};
use xcm_executor::{Config, XcmExecutor};
/// This runtime version.
#[sp_version::runtime_version]
pub const VERSION: RuntimeVersion = RuntimeVersion {
@@ -173,58 +167,6 @@ impl cumulus_pallet_parachain_system::Config for Runtime {
impl parachain_info::Config for Runtime {}
parameter_types! {
pub const RococoLocation: MultiLocation = MultiLocation::parent();
pub const RococoNetwork: NetworkId = NetworkId::Polkadot;
pub Ancestry: MultiLocation = Parachain(ParachainInfo::parachain_id().into()).into();
}
/// This is the type we use to convert an (incoming) XCM origin into a local `Origin` instance,
/// ready for dispatching a transaction with Xcm's `Transact`. There is an `OriginKind` which can
/// bias the kind of local `Origin` it will become.
pub type XcmOriginToTransactDispatchOrigin = (
// Sovereign account converter; this attempts to derive an `AccountId` from the origin location
// using `LocationToAccountId` and then turn that into the usual `Signed` origin. Useful for
// foreign chains who want to have a local sovereign account on this chain which they control.
SovereignSignedViaLocation<ParentIsPreset<AccountId>, Origin>,
// Superuser converter for the Relay-chain (Parent) location. This will allow it to issue a
// transaction from the Root origin.
ParentAsSuperuser<Origin>,
);
match_type! {
pub type JustTheParent: impl Contains<MultiLocation> = { MultiLocation { parents:1, interior: Here } };
}
parameter_types! {
// One XCM operation is 1_000_000_000 weight - almost certainly a conservative estimate.
pub UnitWeightCost: Weight = 1_000_000_000;
pub const MaxInstructions: u32 = 100;
}
pub struct XcmConfig;
impl Config for XcmConfig {
type Call = Call;
type XcmSender = (); // sending XCM not supported
type AssetTransactor = (); // balances not supported
type OriginConverter = XcmOriginToTransactDispatchOrigin;
type IsReserve = (); // balances not supported
type IsTeleporter = (); // balances not supported
type LocationInverter = LocationInverter<Ancestry>;
type Barrier = AllowUnpaidExecutionFrom<JustTheParent>;
type Weigher = FixedWeightBounds<UnitWeightCost, Call, MaxInstructions>; // balances not supported
type Trader = (); // balances not supported
type ResponseHandler = (); // Don't handle responses for now.
type AssetTrap = (); // don't trap for now
type AssetClaims = (); // don't claim for now
type SubscriptionService = (); // don't handle subscriptions for now
}
impl cumulus_pallet_xcm::Config for Runtime {
type Event = Event;
type XcmExecutor = XcmExecutor<XcmConfig>;
}
construct_runtime! {
pub enum Runtime where
Block = Block,
cumulus/polkadot-parachains/shell/src/xcm_config.rs
+74
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@@ -0,0 +1,74 @@
// Copyright (C) 2022 Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: Apache-2.0
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use super::{AccountId, Call, Event, Origin, ParachainInfo, Runtime};
use frame_support::{match_type, parameter_types, weights::Weight};
use xcm::latest::prelude::*;
use xcm_builder::{
AllowUnpaidExecutionFrom, FixedWeightBounds, LocationInverter, ParentAsSuperuser,
ParentIsPreset, SovereignSignedViaLocation,
};
parameter_types! {
pub const RococoLocation: MultiLocation = MultiLocation::parent();
pub const RococoNetwork: NetworkId = NetworkId::Polkadot;
pub Ancestry: MultiLocation = Parachain(ParachainInfo::parachain_id().into()).into();
}
/// This is the type we use to convert an (incoming) XCM origin into a local `Origin` instance,
/// ready for dispatching a transaction with Xcm's `Transact`. There is an `OriginKind` which can
/// bias the kind of local `Origin` it will become.
pub type XcmOriginToTransactDispatchOrigin = (
// Sovereign account converter; this attempts to derive an `AccountId` from the origin location
// using `LocationToAccountId` and then turn that into the usual `Signed` origin. Useful for
// foreign chains who want to have a local sovereign account on this chain which they control.
SovereignSignedViaLocation<ParentIsPreset<AccountId>, Origin>,
// Superuser converter for the Relay-chain (Parent) location. This will allow it to issue a
// transaction from the Root origin.
ParentAsSuperuser<Origin>,
);
match_type! {
pub type JustTheParent: impl Contains<MultiLocation> = { MultiLocation { parents:1, interior: Here } };
}
parameter_types! {
// One XCM operation is 1_000_000_000 weight - almost certainly a conservative estimate.
pub UnitWeightCost: Weight = 1_000_000_000;
pub const MaxInstructions: u32 = 100;
}
pub struct XcmConfig;
impl xcm_executor::Config for XcmConfig {
type Call = Call;
type XcmSender = (); // sending XCM not supported
type AssetTransactor = (); // balances not supported
type OriginConverter = XcmOriginToTransactDispatchOrigin;
type IsReserve = (); // balances not supported
type IsTeleporter = (); // balances not supported
type LocationInverter = LocationInverter<Ancestry>;
type Barrier = AllowUnpaidExecutionFrom<JustTheParent>;
type Weigher = FixedWeightBounds<UnitWeightCost, Call, MaxInstructions>; // balances not supported
type Trader = (); // balances not supported
type ResponseHandler = (); // Don't handle responses for now.
type AssetTrap = (); // don't trap for now
type AssetClaims = (); // don't claim for now
type SubscriptionService = (); // don't handle subscriptions for now
}
impl cumulus_pallet_xcm::Config for Runtime {
type Event = Event;
type XcmExecutor = xcm_executor::XcmExecutor<XcmConfig>;
}