git.delta.rocks / unique-network / refs/commits / 64ecfc595eff

--- /dev/null
+++ b/runtime/opal/src/xcm_barrier.rs
@@ -0,0 +1,63 @@
+// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.
+// This file is part of Unique Network.
+
+// Unique Network is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Unique Network is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
+
+use frame_support::{
+	{match_types, weights::Weight},
+	traits::Everything,
+};
+use xcm::{
+	latest::Xcm,
+	v1::{BodyId, Junction::*, Junctions::*, MultiLocation},
+};
+use xcm_builder::{AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, TakeWeightCredit};
+use xcm_executor::traits::ShouldExecute;
+
+use crate::runtime_common::config::xcm::{DenyThenTry, DenyTransact};
+
+match_types! {
+	pub type ParentOrParentsUnitPlurality: impl Contains<MultiLocation> = {
+		MultiLocation { parents: 1, interior: Here } |
+		MultiLocation { parents: 1, interior: X1(Plurality { id: BodyId::Unit, .. }) }
+	};
+}
+
+/// Execution barrier that just takes `max_weight` from `weight_credit`.
+///
+/// Useful to allow XCM execution by local chain users via extrinsics.
+/// E.g. `pallet_xcm::reserve_asset_transfer` to transfer a reserve asset
+/// out of the local chain to another one.
+pub struct AllowAllDebug;
+impl ShouldExecute for AllowAllDebug {
+	fn should_execute<Call>(
+		_origin: &MultiLocation,
+		_message: &mut Xcm<Call>,
+		_max_weight: Weight,
+		_weight_credit: &mut Weight,
+	) -> Result<(), ()> {
+		Ok(())
+	}
+}
+
+pub type Barrier = DenyThenTry<
+	DenyTransact,
+	(
+		TakeWeightCredit,
+		AllowTopLevelPaidExecutionFrom<Everything>,
+		AllowUnpaidExecutionFrom<ParentOrParentsUnitPlurality>,
+		// ^^^ Parent & its unit plurality gets free execution
+		AllowAllDebug,
+	),
+>;

--- /dev/null
+++ b/runtime/quartz/src/xcm_barrier.rs
@@ -0,0 +1,84 @@
+// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.
+// This file is part of Unique Network.
+
+// Unique Network is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Unique Network is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
+
+use frame_support::{match_types, parameter_types, traits::Get};
+use sp_std::{vec, vec::Vec};
+use xcm::v1::{BodyId, Junction::*, Junctions::*, MultiLocation};
+use xcm_builder::{
+	AllowKnownQueryResponses, AllowSubscriptionsFrom, AllowUnpaidExecutionFrom, TakeWeightCredit,
+};
+
+use crate::{
+	ParachainInfo, PolkadotXcm,
+	runtime_common::config::xcm::{DenyThenTry, DenyTransact, DenyExchangeWithUnknownLocation},
+};
+
+match_types! {
+	pub type ParentOrParentsExecutivePlurality: impl Contains<MultiLocation> = {
+		MultiLocation { parents: 1, interior: Here } |
+		MultiLocation { parents: 1, interior: X1(Plurality { id: BodyId::Executive, .. }) }
+	};
+	pub type ParentOrSiblings: impl Contains<MultiLocation> = {
+		MultiLocation { parents: 1, interior: Here } |
+		MultiLocation { parents: 1, interior: X1(_) }
+	};
+}
+
+parameter_types! {
+	pub QuartzAllowedLocations: Vec<MultiLocation> = vec![
+		// Self location
+		MultiLocation {
+			parents: 0,
+			interior: Here,
+		},
+		// Parent location
+		MultiLocation {
+			parents: 1,
+			interior: Here,
+		},
+		// Karura/Acala location
+		MultiLocation {
+			parents: 1,
+			interior: X1(Parachain(2000)),
+		},
+		// Moonriver location
+		MultiLocation {
+			parents: 1,
+			interior: X1(Parachain(2023)),
+		},
+		// Self parachain address
+		MultiLocation {
+			parents: 1,
+			interior: X1(Parachain(ParachainInfo::get().into())),
+		},
+	];
+}
+
+pub type Barrier = DenyThenTry<
+	(
+		DenyTransact,
+		DenyExchangeWithUnknownLocation<QuartzAllowedLocations>,
+	),
+	(
+		TakeWeightCredit,
+		// Parent and its exec plurality get free execution
+		AllowUnpaidExecutionFrom<ParentOrParentsExecutivePlurality>,
+		// Expected responses are OK.
+		AllowKnownQueryResponses<PolkadotXcm>,
+		// Subscriptions for version tracking are OK.
+		AllowSubscriptionsFrom<ParentOrSiblings>,
+	),
+>;

--- /dev/null
+++ b/runtime/unique/src/xcm_barrier.rs
@@ -0,0 +1,84 @@
+// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.
+// This file is part of Unique Network.
+
+// Unique Network is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Unique Network is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
+
+use frame_support::{match_types, parameter_types, traits::Get};
+use sp_std::{vec, vec::Vec};
+use xcm::v1::{BodyId, Junction::*, Junctions::*, MultiLocation};
+use xcm_builder::{
+	AllowKnownQueryResponses, AllowSubscriptionsFrom, AllowUnpaidExecutionFrom, TakeWeightCredit,
+};
+
+use crate::{
+	ParachainInfo, PolkadotXcm,
+	runtime_common::config::xcm::{DenyThenTry, DenyTransact, DenyExchangeWithUnknownLocation},
+};
+
+match_types! {
+	pub type ParentOrParentsExecutivePlurality: impl Contains<MultiLocation> = {
+		MultiLocation { parents: 1, interior: Here } |
+		MultiLocation { parents: 1, interior: X1(Plurality { id: BodyId::Executive, .. }) }
+	};
+	pub type ParentOrSiblings: impl Contains<MultiLocation> = {
+		MultiLocation { parents: 1, interior: Here } |
+		MultiLocation { parents: 1, interior: X1(_) }
+	};
+}
+
+parameter_types! {
+	pub UniqueAllowedLocations: Vec<MultiLocation> = vec![
+		// Self location
+		MultiLocation {
+			parents: 0,
+			interior: Here,
+		},
+		// Parent location
+		MultiLocation {
+			parents: 1,
+			interior: Here,
+		},
+		// Karura/Acala location
+		MultiLocation {
+			parents: 1,
+			interior: X1(Parachain(2000)),
+		},
+		// Moonbeam location
+		MultiLocation {
+			parents: 1,
+			interior: X1(Parachain(2004)),
+		},
+		// Self parachain address
+		MultiLocation {
+			parents: 1,
+			interior: X1(Parachain(ParachainInfo::get().into())),
+		},
+	];
+}
+
+pub type Barrier = DenyThenTry<
+	(
+		DenyTransact,
+		DenyExchangeWithUnknownLocation<UniqueAllowedLocations>,
+	),
+	(
+		TakeWeightCredit,
+		// Parent and its exec plurality get free execution
+		AllowUnpaidExecutionFrom<ParentOrParentsExecutivePlurality>,
+		// Expected responses are OK.
+		AllowKnownQueryResponses<PolkadotXcm>,
+		// Subscriptions for version tracking are OK.
+		AllowSubscriptionsFrom<ParentOrSiblings>,
+	),
+>;