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Merged
ark930 merged 2 commits into from
Aug 18, 2021
Merged

Enable xcm transfer #232

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5bd6dd8
Enable dmp transfer
yrong Aug 17, 2021
5e7e893
Merge branch 'develop' into enable-xcm-transfer
yrong Aug 18, 2021
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1 change: 1 addition & 0 deletions Cargo.lock
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2 changes: 2 additions & 0 deletions runtime/bifrost/Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -72,6 +72,7 @@ xcm-executor = { git = "https://github.com/paritytech/polkadot", default-feature

# Bifrost
pallet-vesting = { package = "bifrost-vesting", path = "../../pallets/vesting", default-features = false }
bifrost-runtime-common = { package = "bifrost-runtime-common", path = "../common", default-features = false }

# orml
orml-currencies = { version = "0.4.1-dev", default-features = false }
Expand Down Expand Up @@ -134,6 +135,7 @@ std = [
"orml-currencies/std",
"orml-traits/std",
"orml-tokens/std",
"bifrost-runtime-common/std",
]
with-tracing = ["frame-executive/with-tracing"]

Expand Down
23 changes: 19 additions & 4 deletions runtime/bifrost/src/lib.rs
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Expand Up @@ -58,7 +58,11 @@ use sp_version::RuntimeVersion;

/// Constant values used within the runtime.
pub mod constants;
use bifrost_runtime_common::xcm_impl::{
BifrostAssetMatcher, BifrostCurrencyIdConvert, BifrostFilteredAssets, BifrostXcmTransactFilter,
};
use constants::{currency::*, time::*};
use cumulus_primitives_core::ParaId as CumulusParaId;
use frame_support::traits::OnRuntimeUpgrade;
use frame_system::EnsureRoot;
use node_primitives::{Amount, CurrencyId, Moment, Nonce, TokenSymbol};
Expand All @@ -77,6 +81,7 @@ use xcm_builder::{
SovereignSignedViaLocation, TakeWeightCredit, UsingComponents,
};
use xcm_executor::{Config, XcmExecutor};
use xcm_support::BifrostCurrencyAdapter;

// Weights used in the runtime.
mod weights;
Expand Down Expand Up @@ -309,6 +314,7 @@ parameter_types! {
pub const KsmLocation: MultiLocation = X1(Parent);
pub const RelayNetwork: NetworkId = NetworkId::Kusama;
pub RelayChainOrigin: Origin = cumulus_pallet_xcm::Origin::Relay.into();
pub SelfParaChainId: CumulusParaId = ParachainInfo::parachain_id();
pub Ancestry: MultiLocation = X1(Parachain(ParachainInfo::parachain_id().into()));
}

Expand Down Expand Up @@ -380,16 +386,25 @@ pub type Barrier = (
AllowTopLevelPaidExecutionFrom<All<MultiLocation>>,
// ^^^ Parent & its unit plurality gets free execution
AllowUnpaidExecutionFrom<ParentOrParentsUnitPlurality>,
BifrostXcmTransactFilter<All<MultiLocation>>,
);

pub type BifrostAssetTransactor = BifrostCurrencyAdapter<
Tokens,
BifrostAssetMatcher<CurrencyId, BifrostCurrencyIdConvert<SelfParaChainId>>,
AccountId,
LocationToAccountId,
CurrencyId,
BifrostCurrencyIdConvert<SelfParaChainId>,
>;

pub struct XcmConfig;
impl Config for XcmConfig {
// How to withdraw and deposit an asset.
type AssetTransactor = LocalAssetTransactor;
type AssetTransactor = BifrostAssetTransactor;
type Barrier = Barrier;
type Call = Call;
type IsReserve = NativeAsset;
type IsTeleporter = NativeAsset;
type IsReserve = BifrostFilteredAssets;
type IsTeleporter = BifrostFilteredAssets;
// <- should be enough to allow teleportation of ROC
type LocationInverter = LocationInverter<Ancestry>;
type OriginConverter = XcmOriginToTransactDispatchOrigin;
Expand Down