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

* 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 b8eef1486c
commit 18af89c601
11 changed files with 876 additions and 776 deletions
+8 -149
View File
@@ -6,6 +6,8 @@
#[cfg(feature = "std")]
include!(concat!(env!("OUT_DIR"), "/wasm_binary.rs"));
pub mod xcm_config;
use smallvec::smallvec;
use sp_api::impl_runtime_apis;
use sp_core::{crypto::KeyTypeId, OpaqueMetadata};
@@ -22,11 +24,11 @@ use sp_version::NativeVersion;
use sp_version::RuntimeVersion;
use frame_support::{
construct_runtime, match_type, parameter_types,
traits::{Everything, Nothing},
construct_runtime, parameter_types,
traits::Everything,
weights::{
constants::{BlockExecutionWeight, ExtrinsicBaseWeight, WEIGHT_PER_SECOND},
DispatchClass, IdentityFee, Weight, WeightToFeeCoefficient, WeightToFeeCoefficients,
DispatchClass, Weight, WeightToFeeCoefficient, WeightToFeeCoefficients,
WeightToFeePolynomial,
},
PalletId,
@@ -37,25 +39,17 @@ use frame_system::{
};
pub use sp_consensus_aura::sr25519::AuthorityId as AuraId;
pub use sp_runtime::{MultiAddress, Perbill, Permill};
use xcm_config::{XcmConfig, XcmOriginToTransactDispatchOrigin};
#[cfg(any(feature = "std", test))]
pub use sp_runtime::BuildStorage;
// Polkadot Imports
use pallet_xcm::XcmPassthrough;
use polkadot_parachain::primitives::Sibling;
use polkadot_runtime_common::{BlockHashCount, RocksDbWeight, SlowAdjustingFeeUpdate};
// XCM Imports
use xcm::latest::prelude::*;
use xcm_builder::{
AccountId32Aliases, AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, CurrencyAdapter,
EnsureXcmOrigin, FixedWeightBounds, IsConcrete, LocationInverter, NativeAsset, ParentIsPreset,
RelayChainAsNative, SiblingParachainAsNative, SiblingParachainConvertsVia,
SignedAccountId32AsNative, SignedToAccountId32, SovereignSignedViaLocation, TakeWeightCredit,
UsingComponents,
};
use xcm_executor::{Config, XcmExecutor};
use xcm::latest::prelude::BodyId;
use xcm_executor::XcmExecutor;
/// Import the template pallet.
pub use pallet_template;
@@ -384,141 +378,6 @@ impl parachain_info::Config for Runtime {}
impl cumulus_pallet_aura_ext::Config for Runtime {}
parameter_types! {
pub const RelayLocation: MultiLocation = MultiLocation::parent();
pub const RelayNetwork: NetworkId = NetworkId::Any;
pub RelayChainOrigin: Origin = cumulus_pallet_xcm::Origin::Relay.into();
pub Ancestry: MultiLocation = Parachain(ParachainInfo::parachain_id().into()).into();
}
/// Type for specifying how a `MultiLocation` can be converted into an `AccountId`. This is used
/// when determining ownership of accounts for asset transacting and when attempting to use XCM
/// `Transact` in order to determine the dispatch Origin.
pub type LocationToAccountId = (
// The parent (Relay-chain) origin converts to the parent `AccountId`.
ParentIsPreset<AccountId>,
// Sibling parachain origins convert to AccountId via the `ParaId::into`.
SiblingParachainConvertsVia<Sibling, AccountId>,
// Straight up local `AccountId32` origins just alias directly to `AccountId`.
AccountId32Aliases<RelayNetwork, AccountId>,
);
/// Means for transacting assets on this chain.
pub type LocalAssetTransactor = CurrencyAdapter<
// Use this currency:
Balances,
// Use this currency when it is a fungible asset matching the given location or name:
IsConcrete<RelayLocation>,
// Do a simple punn to convert an AccountId32 MultiLocation into a native chain account ID:
LocationToAccountId,
// Our chain's account ID type (we can't get away without mentioning it explicitly):
AccountId,
// We don't track any teleports.
(),
>;
/// 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
/// biases 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<LocationToAccountId, Origin>,
// Native converter for Relay-chain (Parent) location; will converts to a `Relay` origin when
// recognized.
RelayChainAsNative<RelayChainOrigin, Origin>,
// Native converter for sibling Parachains; will convert to a `SiblingPara` origin when
// recognized.
SiblingParachainAsNative<cumulus_pallet_xcm::Origin, Origin>,
// Native signed account converter; this just converts an `AccountId32` origin into a normal
// `Origin::Signed` origin of the same 32-byte value.
SignedAccountId32AsNative<RelayNetwork, Origin>,
// Xcm origins can be represented natively under the Xcm pallet's Xcm origin.
XcmPassthrough<Origin>,
);
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;
}
match_type! {
pub type ParentOrParentsExecutivePlurality: impl Contains<MultiLocation> = {
MultiLocation { parents: 1, interior: Here } |
MultiLocation { parents: 1, interior: X1(Plurality { id: BodyId::Executive, .. }) }
};
}
pub type Barrier = (
TakeWeightCredit,
AllowTopLevelPaidExecutionFrom<Everything>,
AllowUnpaidExecutionFrom<ParentOrParentsExecutivePlurality>,
// ^^^ Parent and its exec plurality get free execution
);
pub struct XcmConfig;
impl Config for XcmConfig {
type Call = Call;
type XcmSender = XcmRouter;
// How to withdraw and deposit an asset.
type AssetTransactor = LocalAssetTransactor;
type OriginConverter = XcmOriginToTransactDispatchOrigin;
type IsReserve = NativeAsset;
type IsTeleporter = (); // Teleporting is disabled.
type LocationInverter = LocationInverter<Ancestry>;
type Barrier = Barrier;
type Weigher = FixedWeightBounds<UnitWeightCost, Call, MaxInstructions>;
type Trader = UsingComponents<IdentityFee<Balance>, RelayLocation, AccountId, Balances, ()>;
type ResponseHandler = PolkadotXcm;
type AssetTrap = PolkadotXcm;
type AssetClaims = PolkadotXcm;
type SubscriptionService = PolkadotXcm;
}
parameter_types! {
pub const MaxDownwardMessageWeight: Weight = MAXIMUM_BLOCK_WEIGHT / 10;
}
/// No local origins on this chain are allowed to dispatch XCM sends/executions.
pub type LocalOriginToLocation = SignedToAccountId32<Origin, AccountId, RelayNetwork>;
/// The means for routing XCM messages which are not for local execution into the right message
/// queues.
pub type XcmRouter = (
// Two routers - use UMP to communicate with the relay chain:
cumulus_primitives_utility::ParentAsUmp<ParachainSystem, ()>,
// ..and XCMP to communicate with the sibling chains.
XcmpQueue,
);
impl pallet_xcm::Config for Runtime {
type Event = Event;
type SendXcmOrigin = EnsureXcmOrigin<Origin, LocalOriginToLocation>;
type XcmRouter = XcmRouter;
type ExecuteXcmOrigin = EnsureXcmOrigin<Origin, LocalOriginToLocation>;
type XcmExecuteFilter = Nothing;
// ^ Disable dispatchable execute on the XCM pallet.
// Needs to be `Everything` for local testing.
type XcmExecutor = XcmExecutor<XcmConfig>;
type XcmTeleportFilter = Everything;
type XcmReserveTransferFilter = Nothing;
type Weigher = FixedWeightBounds<UnitWeightCost, Call, MaxInstructions>;
type LocationInverter = LocationInverter<Ancestry>;
type Origin = Origin;
type Call = Call;
const VERSION_DISCOVERY_QUEUE_SIZE: u32 = 100;
// ^ Override for AdvertisedXcmVersion default
type AdvertisedXcmVersion = pallet_xcm::CurrentXcmVersion;
}
impl cumulus_pallet_xcm::Config for Runtime {
type Event = Event;
type XcmExecutor = XcmExecutor<XcmConfig>;
}
impl cumulus_pallet_xcmp_queue::Config for Runtime {
type Event = Event;
type XcmExecutor = XcmExecutor<XcmConfig>;
@@ -0,0 +1,151 @@
use super::{
AccountId, Balance, Balances, Call, Event, Origin, ParachainInfo, ParachainSystem, PolkadotXcm,
Runtime, XcmpQueue,
};
use frame_support::{
match_type, parameter_types,
traits::{Everything, Nothing},
weights::{IdentityFee, Weight},
};
use pallet_xcm::XcmPassthrough;
use polkadot_parachain::primitives::Sibling;
use xcm::latest::prelude::*;
use xcm_builder::{
AccountId32Aliases, AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, CurrencyAdapter,
EnsureXcmOrigin, FixedWeightBounds, IsConcrete, LocationInverter, NativeAsset, ParentIsPreset,
RelayChainAsNative, SiblingParachainAsNative, SiblingParachainConvertsVia,
SignedAccountId32AsNative, SignedToAccountId32, SovereignSignedViaLocation, TakeWeightCredit,
UsingComponents,
};
use xcm_executor::XcmExecutor;
parameter_types! {
pub const RelayLocation: MultiLocation = MultiLocation::parent();
pub const RelayNetwork: NetworkId = NetworkId::Any;
pub RelayChainOrigin: Origin = cumulus_pallet_xcm::Origin::Relay.into();
pub Ancestry: MultiLocation = Parachain(ParachainInfo::parachain_id().into()).into();
}
/// Type for specifying how a `MultiLocation` can be converted into an `AccountId`. This is used
/// when determining ownership of accounts for asset transacting and when attempting to use XCM
/// `Transact` in order to determine the dispatch Origin.
pub type LocationToAccountId = (
// The parent (Relay-chain) origin converts to the parent `AccountId`.
ParentIsPreset<AccountId>,
// Sibling parachain origins convert to AccountId via the `ParaId::into`.
SiblingParachainConvertsVia<Sibling, AccountId>,
// Straight up local `AccountId32` origins just alias directly to `AccountId`.
AccountId32Aliases<RelayNetwork, AccountId>,
);
/// Means for transacting assets on this chain.
pub type LocalAssetTransactor = CurrencyAdapter<
// Use this currency:
Balances,
// Use this currency when it is a fungible asset matching the given location or name:
IsConcrete<RelayLocation>,
// Do a simple punn to convert an AccountId32 MultiLocation into a native chain account ID:
LocationToAccountId,
// Our chain's account ID type (we can't get away without mentioning it explicitly):
AccountId,
// We don't track any teleports.
(),
>;
/// 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
/// biases 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<LocationToAccountId, Origin>,
// Native converter for Relay-chain (Parent) location; will converts to a `Relay` origin when
// recognized.
RelayChainAsNative<RelayChainOrigin, Origin>,
// Native converter for sibling Parachains; will convert to a `SiblingPara` origin when
// recognized.
SiblingParachainAsNative<cumulus_pallet_xcm::Origin, Origin>,
// Native signed account converter; this just converts an `AccountId32` origin into a normal
// `Origin::Signed` origin of the same 32-byte value.
SignedAccountId32AsNative<RelayNetwork, Origin>,
// Xcm origins can be represented natively under the Xcm pallet's Xcm origin.
XcmPassthrough<Origin>,
);
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;
}
match_type! {
pub type ParentOrParentsExecutivePlurality: impl Contains<MultiLocation> = {
MultiLocation { parents: 1, interior: Here } |
MultiLocation { parents: 1, interior: X1(Plurality { id: BodyId::Executive, .. }) }
};
}
pub type Barrier = (
TakeWeightCredit,
AllowTopLevelPaidExecutionFrom<Everything>,
AllowUnpaidExecutionFrom<ParentOrParentsExecutivePlurality>,
// ^^^ Parent and its exec plurality get free execution
);
pub struct XcmConfig;
impl xcm_executor::Config for XcmConfig {
type Call = Call;
type XcmSender = XcmRouter;
// How to withdraw and deposit an asset.
type AssetTransactor = LocalAssetTransactor;
type OriginConverter = XcmOriginToTransactDispatchOrigin;
type IsReserve = NativeAsset;
type IsTeleporter = (); // Teleporting is disabled.
type LocationInverter = LocationInverter<Ancestry>;
type Barrier = Barrier;
type Weigher = FixedWeightBounds<UnitWeightCost, Call, MaxInstructions>;
type Trader = UsingComponents<IdentityFee<Balance>, RelayLocation, AccountId, Balances, ()>;
type ResponseHandler = PolkadotXcm;
type AssetTrap = PolkadotXcm;
type AssetClaims = PolkadotXcm;
type SubscriptionService = PolkadotXcm;
}
/// No local origins on this chain are allowed to dispatch XCM sends/executions.
pub type LocalOriginToLocation = SignedToAccountId32<Origin, AccountId, RelayNetwork>;
/// The means for routing XCM messages which are not for local execution into the right message
/// queues.
pub type XcmRouter = (
// Two routers - use UMP to communicate with the relay chain:
cumulus_primitives_utility::ParentAsUmp<ParachainSystem, ()>,
// ..and XCMP to communicate with the sibling chains.
XcmpQueue,
);
impl pallet_xcm::Config for Runtime {
type Event = Event;
type SendXcmOrigin = EnsureXcmOrigin<Origin, LocalOriginToLocation>;
type XcmRouter = XcmRouter;
type ExecuteXcmOrigin = EnsureXcmOrigin<Origin, LocalOriginToLocation>;
type XcmExecuteFilter = Nothing;
// ^ Disable dispatchable execute on the XCM pallet.
// Needs to be `Everything` for local testing.
type XcmExecutor = XcmExecutor<XcmConfig>;
type XcmTeleportFilter = Everything;
type XcmReserveTransferFilter = Nothing;
type Weigher = FixedWeightBounds<UnitWeightCost, Call, MaxInstructions>;
type LocationInverter = LocationInverter<Ancestry>;
type Origin = Origin;
type Call = Call;
const VERSION_DISCOVERY_QUEUE_SIZE: u32 = 100;
// ^ Override for AdvertisedXcmVersion default
type AdvertisedXcmVersion = pallet_xcm::CurrentXcmVersion;
}
impl cumulus_pallet_xcm::Config for Runtime {
type Event = Event;
type XcmExecutor = XcmExecutor<XcmConfig>;
}