Kusama <> Polkadot relay prototype (paritytech#1982)

* moved bridge declarations to dedicated folder

* Kusama <> Polkadot bridges declaration

* support for Kusama <> Polkadot bridge in CLI

* update dictionary

.config/lingua.dic

@@ -19,6 +19,8 @@ BridgeStorage
 BridgeHub
 BridgeHubRococo
 BridgeHubWococo
+BridgeHubKusama
+BridgeHubPolkadot
 CLI/MS
 Chain1
 Chain2

Cargo.toml

@@ -18,6 +18,8 @@ members = [
 	"modules/shift-session-manager",
 	"primitives/beefy",
 	"primitives/chain-bridge-hub-cumulus",
+	"primitives/chain-bridge-hub-kusama",
+	"primitives/chain-bridge-hub-polkadot",
 	"primitives/chain-bridge-hub-rococo",
 	"primitives/chain-bridge-hub-wococo",
 	"primitives/chain-kusama",
@@ -36,6 +38,8 @@ members = [
 	"primitives/runtime",
 	"primitives/test-utils",
 	"relays/bin-substrate",
+	"relays/client-bridge-hub-kusama",
+	"relays/client-bridge-hub-polkadot",
 	"relays/client-bridge-hub-rococo",
 	"relays/client-bridge-hub-wococo",
 	"relays/client-kusama",

primitives/chain-bridge-hub-kusama/Cargo.toml

@@ -0,0 +1,31 @@
+[package]
+name = "bp-bridge-hub-kusama"
+description = "Primitives of BridgeHubRococo parachain runtime."
+version = "0.1.0"
+authors = ["Parity Technologies <admin@parity.io>"]
+edition = "2021"
+license = "GPL-3.0-or-later WITH Classpath-exception-2.0"
+
+[dependencies]
+# Bridge Dependencies
+
+bp-bridge-hub-cumulus = { path = "../chain-bridge-hub-cumulus", default-features = false }
+bp-runtime = { path = "../../primitives/runtime", default-features = false }
+bp-messages = { path = "../../primitives/messages", default-features = false }
+
+# Substrate Based Dependencies
+
+frame-support = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+sp-api = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+sp-std = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+
+[features]
+default = ["std"]
+std = [
+	"bp-bridge-hub-cumulus/std",
+	"bp-messages/std",
+	"bp-runtime/std",
+	"frame-support/std",
+	"sp-api/std",
+	"sp-std/std",
+]

primitives/chain-bridge-hub-kusama/src/lib.rs

@@ -0,0 +1,84 @@
+// Copyright 2022 Parity Technologies (UK) Ltd.
+// This file is part of Parity Bridges Common.
+
+// Parity Bridges Common 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.
+
+// Parity Bridges Common 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 Parity Bridges Common.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Module with configuration which reflects BridgeHubKusama runtime setup (AccountId, Headers,
+//! Hashes...)
+
+#![cfg_attr(not(feature = "std"), no_std)]
+
+pub use bp_bridge_hub_cumulus::*;
+use bp_messages::*;
+use bp_runtime::{
+	decl_bridge_finality_runtime_apis, decl_bridge_messages_runtime_apis, Chain, Parachain,
+};
+use frame_support::{
+	dispatch::DispatchClass,
+	sp_runtime::{MultiAddress, MultiSigner},
+	RuntimeDebug,
+};
+use sp_std::prelude::*;
+
+/// BridgeHubKusama parachain.
+#[derive(RuntimeDebug)]
+pub struct BridgeHubKusama;
+
+impl Chain for BridgeHubKusama {
+	type BlockNumber = BlockNumber;
+	type Hash = Hash;
+	type Hasher = Hasher;
+	type Header = Header;
+
+	type AccountId = AccountId;
+	type Balance = Balance;
+	type Index = Index;
+	type Signature = Signature;
+
+	fn max_extrinsic_size() -> u32 {
+		*BlockLength::get().max.get(DispatchClass::Normal)
+	}
+
+	fn max_extrinsic_weight() -> Weight {
+		BlockWeights::get()
+			.get(DispatchClass::Normal)
+			.max_extrinsic
+			.unwrap_or(Weight::MAX)
+	}
+}
+
+impl Parachain for BridgeHubKusama {
+	const PARACHAIN_ID: u32 = BRIDGE_HUB_KUSAMA_PARACHAIN_ID;
+}
+
+/// Public key of the chain account that may be used to verify signatures.
+pub type AccountSigner = MultiSigner;
+
+/// The address format for describing accounts.
+pub type Address = MultiAddress<AccountId, ()>;
+
+/// Identifier of BridgeHubKusama in the Kusama relay chain.
+pub const BRIDGE_HUB_KUSAMA_PARACHAIN_ID: u32 = 1002;
+
+/// Name of the With-BridgeHubKusama messages pallet instance that is deployed at bridged chains.
+// TODO: check me (https://github.com/paritytech/parity-bridges-common/issues/1945)
+pub const WITH_BRIDGE_HUB_KUSAMA_MESSAGES_PALLET_NAME: &str = "BridgeKusamaMessages";
+
+/// Name of the With-BridgeHubKusama bridge-relayers pallet instance that is deployed at bridged
+/// chains.
+// TODO: check me (https://github.com/paritytech/parity-bridges-common/issues/1945)
+pub const WITH_BRIDGE_HUB_KUSAMA_RELAYERS_PALLET_NAME: &str = "BridgeRelayers";
+
+decl_bridge_finality_runtime_apis!(bridge_hub_kusama);
+decl_bridge_messages_runtime_apis!(bridge_hub_kusama);

primitives/chain-bridge-hub-polkadot/Cargo.toml

@@ -0,0 +1,32 @@
+[package]
+name = "bp-bridge-hub-polkadot"
+description = "Primitives of BridgeHubWococo parachain runtime."
+version = "0.1.0"
+authors = ["Parity Technologies <admin@parity.io>"]
+edition = "2021"
+license = "GPL-3.0-or-later WITH Classpath-exception-2.0"
+
+[dependencies]
+
+# Bridge Dependencies
+
+bp-bridge-hub-cumulus = { path = "../chain-bridge-hub-cumulus", default-features = false }
+bp-runtime = { path = "../../primitives/runtime", default-features = false }
+bp-messages = { path = "../../primitives/messages", default-features = false }
+
+# Substrate Based Dependencies
+
+frame-support = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+sp-api = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+sp-std = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+
+[features]
+default = ["std"]
+std = [
+	"bp-bridge-hub-cumulus/std",
+	"bp-runtime/std",
+	"bp-messages/std",
+	"frame-support/std",
+	"sp-api/std",
+	"sp-std/std",
+]

primitives/chain-bridge-hub-polkadot/src/lib.rs

@@ -0,0 +1,75 @@
+// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// This file is part of Parity Bridges Common.
+
+// Parity Bridges Common 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.
+
+// Parity Bridges Common 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 Parity Bridges Common.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Module with configuration which reflects BridgeHubPolkadot runtime setup
+//! (AccountId, Headers, Hashes...)
+
+#![cfg_attr(not(feature = "std"), no_std)]
+
+pub use bp_bridge_hub_cumulus::*;
+use bp_messages::*;
+use bp_runtime::{
+	decl_bridge_finality_runtime_apis, decl_bridge_messages_runtime_apis, Chain, Parachain,
+};
+use frame_support::{dispatch::DispatchClass, RuntimeDebug};
+use sp_std::prelude::*;
+
+/// BridgeHubPolkadot parachain.
+#[derive(RuntimeDebug)]
+pub struct BridgeHubPolkadot;
+
+impl Chain for BridgeHubPolkadot {
+	type BlockNumber = BlockNumber;
+	type Hash = Hash;
+	type Hasher = Hasher;
+	type Header = Header;
+
+	type AccountId = AccountId;
+	type Balance = Balance;
+	type Index = Index;
+	type Signature = Signature;
+
+	fn max_extrinsic_size() -> u32 {
+		*BlockLength::get().max.get(DispatchClass::Normal)
+	}
+
+	fn max_extrinsic_weight() -> Weight {
+		BlockWeights::get()
+			.get(DispatchClass::Normal)
+			.max_extrinsic
+			.unwrap_or(Weight::MAX)
+	}
+}
+
+impl Parachain for BridgeHubPolkadot {
+	const PARACHAIN_ID: u32 = BRIDGE_HUB_POLKADOT_PARACHAIN_ID;
+}
+
+/// Identifier of BridgeHubPolkadot in the Polkadot relay chain.
+// TODO: check me (https://github.com/paritytech/parity-bridges-common/issues/1945)
+pub const BRIDGE_HUB_POLKADOT_PARACHAIN_ID: u32 = 1002;
+
+/// Name of the With-BridgeHubPolkadot messages pallet instance that is deployed at bridged chains.
+// TODO: check me (https://github.com/paritytech/parity-bridges-common/issues/1945)
+pub const WITH_BRIDGE_HUB_POLKADOT_MESSAGES_PALLET_NAME: &str = "BridgePolkadotMessages";
+
+/// Name of the With-BridgeHubPolkadot bridge-relayers pallet instance that is deployed at bridged
+/// chains.
+// TODO: check me (https://github.com/paritytech/parity-bridges-common/issues/1945)
+pub const WITH_BRIDGE_HUB_POLKADOT_RELAYERS_PALLET_NAME: &str = "BridgeRelayers";
+
+decl_bridge_finality_runtime_apis!(bridge_hub_polkadot);
+decl_bridge_messages_runtime_apis!(bridge_hub_polkadot);

primitives/chain-kusama/src/lib.rs

@@ -56,6 +56,9 @@ impl ChainWithGrandpa for Kusama {
 	const AVERAGE_HEADER_SIZE_IN_JUSTIFICATION: u32 = AVERAGE_HEADER_SIZE_IN_JUSTIFICATION;
 }
 
+/// Name of the parachains pallet in the Kusama runtime.
+pub const PARAS_PALLET_NAME: &str = "Paras";
+
 /// Name of the With-Kusama GRANDPA pallet instance that is deployed at bridged chains.
 pub const WITH_KUSAMA_GRANDPA_PALLET_NAME: &str = "BridgeKusamaGrandpa";
 

primitives/chain-polkadot/src/lib.rs

@@ -56,6 +56,9 @@ impl ChainWithGrandpa for Polkadot {
 	const AVERAGE_HEADER_SIZE_IN_JUSTIFICATION: u32 = AVERAGE_HEADER_SIZE_IN_JUSTIFICATION;
 }
 
+/// Name of the parachains pallet in the Polkadot runtime.
+pub const PARAS_PALLET_NAME: &str = "Paras";
+
 /// Name of the With-Polkadot GRANDPA pallet instance that is deployed at bridged chains.
 pub const WITH_POLKADOT_GRANDPA_PALLET_NAME: &str = "BridgePolkadotGrandpa";