BridgeHubKusama - initial setup - (chain_spec + basic runtime without any bridging pallets) (#1764)

* [BridgeHub] Setup Rococo backbone parachain * [BridgeHub] Setup Wococo parachain backbone (reused from Rococo) [Bridge-Backport] Rebase-fix BridgeHub] Added zombienet startup tomls for Rococo/Wococo Fix typo * [BridgeHub] Added chain_spec for live Rococo/Wococo * [BridgeHub] Clean bridge-hub-rococo runtime * [BridgeHub] Add bridge-hub-rococo to CI pipelines * [BridgeHub] Added bridge-hub-kusama - empty runtime/chain_spec setup * Fixes * Fixes for BH * Fixes for other runtimes - align all * Fixes - const * Fixes const * Fixes * Fix kusama-local * Sample zombienet runs * Fixes * Fixes for benchmarking * Fixes CI * Fixes * ".git/.scripts/bench-bot.sh" pallet bridge-hub-kusama bridge-hubs frame_system * ".git/.scripts/bench-bot.sh" pallet bridge-hub-kusama bridge-hubs pallet_collator_selection * ".git/.scripts/bench-bot.sh" pallet bridge-hub-kusama bridge-hubs pallet_balances * ".git/.scripts/bench-bot.sh" pallet bridge-hub-kusama bridge-hubs pallet_session * Fixes name * Fixes readme * ".git/.scripts/bench-bot.sh" pallet bridge-hub-kusama bridge-hubs pallet_timestamp * ".git/.scripts/bench-bot.sh" pallet bridge-hub-kusama bridge-hubs cumulus_pallet_xcmp_queue * ".git/.scripts/bench-bot.sh" pallet bridge-hub-kusama bridge-hubs pallet_collator_selection * Fixes * Fixes * rustfmt * Fixes * Added pallet_utility/pallet_multisig * Blind try for regex pr-custom-review.yml (added bridge-hub-kusama + collectives-polkadot) * Fixes * Fixes * ".git/.scripts/bench-bot.sh" pallet bridge-hub-kusama bridge-hubs pallet_utility * ".git/.scripts/bench-bot.sh" pallet bridge-hub-kusama bridge-hubs pallet_multisig * Trying to fix sed expression? * Added license headers + correct "DAG:" desc Co-authored-by: command-bot <>
2026-05-31 01:41:03 +00:00 · 2022-12-02 14:06:39 +01:00
parent 3b2ec9eade
commit c3df7db394
68 changed files with 5319 additions and 212 deletions
@@ -0,0 +1,69 @@
+// 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.
+
+pub mod currency {
+	use polkadot_core_primitives::Balance;
+	use rococo_runtime_constants as constants;
+
+	/// The existential deposit. Set to 1/10 of its parent Relay Chain (v9010).
+	pub const EXISTENTIAL_DEPOSIT: Balance = constants::currency::EXISTENTIAL_DEPOSIT / 10;
+
+	pub const CENTS: Balance = constants::currency::CENTS;
+
+	pub const fn deposit(items: u32, bytes: u32) -> Balance {
+		// map to 1/100 of what the rococo relay chain charges
+		constants::currency::deposit(items, bytes) / 100
+	}
+}
+
+pub mod fee {
+	use frame_support::weights::{
+		constants::ExtrinsicBaseWeight, WeightToFeeCoefficient, WeightToFeeCoefficients,
+		WeightToFeePolynomial,
+	};
+	use polkadot_core_primitives::Balance;
+	use smallvec::smallvec;
+	pub use sp_runtime::Perbill;
+
+	/// The block saturation level. Fees will be updates based on this value.
+	pub const TARGET_BLOCK_FULLNESS: Perbill = Perbill::from_percent(25);
+
+	/// Handles converting a weight scalar to a fee value, based on the scale and granularity of the
+	/// node's balance type.
+	///
+	/// This should typically create a mapping between the following ranges:
+	///   - `[0, MAXIMUM_BLOCK_WEIGHT]`
+	///   - `[Balance::min, Balance::max]`
+	///
+	/// Yet, it can be used for any other sort of change to weight-fee. Some examples being:
+	///   - Setting it to `0` will essentially disable the weight fee.
+	///   - Setting it to `1` will cause the literal `#[weight = x]` values to be charged.
+	pub struct WeightToFee;
+	impl WeightToFeePolynomial for WeightToFee {
+		type Balance = Balance;
+		fn polynomial() -> WeightToFeeCoefficients<Self::Balance> {
+			// in Rococo, extrinsic base weight (smallest non-zero weight) is mapped to 1/10 CENT:
+			// in BridgeHub, we map to 1/10 of that, or 1/100 CENT
+			let p = super::currency::CENTS;
+			let q = 100 * Balance::from(ExtrinsicBaseWeight::get().ref_time());
+			smallvec![WeightToFeeCoefficient {
+				degree: 1,
+				negative: false,
+				coeff_frac: Perbill::from_rational(p % q, q),
+				coeff_integer: p / q,
+			}]
+		}
+	}
+}