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Add Rococo<>Westend bridge support/relay (#2647)

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* Added Rococo<>Westend primitives

* Latest fashion

* WIP

* Temporary hack for AssetHubWestend to Millau

* typo

* tool/runtime-codegen tweaks

* Rococo<>Westend relay part

* zepter

* Unify `Parachain` vs `Parachains`
This commit is contained in:
Branislav Kontur
2023-10-31 09:28:51 +01:00
committed by Bastian Köcher
parent d4a742a6d9
commit a3e6ce4f94
46 changed files with 8279 additions and 101 deletions
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bridges/primitives/chain-westend/src/lib.rs
+10 -40
View File
@@ -1,4 +1,4 @@
// Copyright 2019-2021 Parity Technologies (UK) Ltd.
// Copyright (C) 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
@@ -21,9 +21,8 @@
pub use bp_polkadot_core::*;
use bp_header_chain::ChainWithGrandpa;
use bp_runtime::{decl_bridge_finality_runtime_apis, Chain, Parachain};
use frame_support::weights::Weight;
use sp_std::prelude::*;
use bp_runtime::{decl_bridge_finality_runtime_apis, Chain};
use frame_support::{parameter_types, weights::Weight};
/// Westend Chain
pub struct Westend;
@@ -57,53 +56,24 @@ impl ChainWithGrandpa for Westend {
const AVERAGE_HEADER_SIZE_IN_JUSTIFICATION: u32 = AVERAGE_HEADER_SIZE_IN_JUSTIFICATION;
}
/// `AssetHubWestend` parachain definition
#[derive(Debug, Clone, Copy)]
pub struct AssetHubWestend;
// AssetHubWestend seems to use the same configuration as all Polkadot-like chains, so we'll use
// Westend primitives here.
impl Chain for AssetHubWestend {
type BlockNumber = BlockNumber;
type Hash = Hash;
type Hasher = Hasher;
type Header = Header;
type AccountId = AccountId;
type Balance = Balance;
type Nonce = Nonce;
type Signature = Signature;
fn max_extrinsic_size() -> u32 {
Westend::max_extrinsic_size()
}
fn max_extrinsic_weight() -> Weight {
Westend::max_extrinsic_weight()
}
parameter_types! {
pub const SS58Prefix: u8 = 42;
}
impl Parachain for AssetHubWestend {
const PARACHAIN_ID: u32 = ASSET_HUB_WESTEND_PARACHAIN_ID;
}
// The SignedExtension used by Westend.
pub use bp_polkadot_core::CommonSignedExtension as SignedExtension;
/// Name of the parachains pallet at the Westend runtime.
/// Name of the parachains pallet in the Rococo runtime.
pub const PARAS_PALLET_NAME: &str = "Paras";
/// Name of the With-Westend GRANDPA pallet instance that is deployed at bridged chains.
pub const WITH_WESTEND_GRANDPA_PALLET_NAME: &str = "BridgeWestendGrandpa";
/// Name of the With-Westend parachains bridge pallet instance that is deployed at bridged chains.
pub const WITH_WESTEND_BRIDGE_PARAS_PALLET_NAME: &str = "BridgeWestendParachains";
/// Maximal SCALE-encoded size of parachains headers that are stored at Westend `Paras` pallet.
/// Maximal size of encoded `bp_parachains::ParaStoredHeaderData` structure among all Westend
/// parachains.
///
/// It includes the block number and state root, so it shall be near 40 bytes, but let's have some
/// reserve.
pub const MAX_NESTED_PARACHAIN_HEAD_DATA_SIZE: u32 = 128;
/// Identifier of `AssetHubWestend` parachain at the Westend relay chain.
pub const ASSET_HUB_WESTEND_PARACHAIN_ID: u32 = 1000;
decl_bridge_finality_runtime_apis!(westend, grandpa);
decl_bridge_finality_runtime_apis!(AssetHubWestend);