Squashed 'bridges/' changes from b2099c5..23dda62 (#3369)

23dda62 Rococo <> Wococo messages relay (#1030)
bcde21d Update the wasm builder to substrate master (#1029)
a8318ce Make target signer optional when sending message. (#1018)
f8602e1 Fix insufficient balance when send message. (#1020)
d95c0a7 greedy relayer don't need message dispatch to be prepaid if dispatch is supposed to be paid at the target chain (#1016)
ad5876f Update types. (#1027)
116cbbc CI: fix starting the pipeline (#1022)
7e0fadd Add temporary `canary` job (#1019)
6787091 Update types to contain dispatch_fee_payment (#1017)
03f79ad Allow Root to assume SourceAccount. (#1011)
372d019 Return dispatch_fee_payment from message details RPC (#1014)
604eb1c Relay basic single-bit message dispatch results back to the source chain (#935)
bf52fff Use plain source_queue view when selecting nonces for delivery (#1010)
fc5cf7d pay dispatch fee at target chain (#911)
1e35477 Bump Substrate to `286d7ce` (#1006)
7ad07b3 Add --only-mandatory-headers mode (#1004)
5351dc9 Messages relayer operating mode (#995)
9bc29a7 Rococo <> Wococo relayer balance guard (#998)
bc17341 rename messages_dispatch_weight -> message_details (#996)
95be244 Bump Rococo and Wococo spec versions (#999)
c35567b Move ChainWithBalances::NativeBalance -> Chain::Balance (#990)
1bfece1 Fix some nits (#988)
334ea0f Increase pause before starting relays again (#989)
7fb8248 Fix clippy in test code (#993)
d60ae50 fix clippy issues (#991)
75ca813 Make sure GRANDPA shares state with RPC. (#987)
da2a38a Bump Substrate (#986)
5a9862f Update submit finality proof weight formula (#981)
69df513 Flag for rejecting all outbound messages (#982)
14d0506 Add script to setup bench machine. (#984)
e74e8ab Move CI from GitHub Actions to GitLab (#814)
c5ca5dd Custom justification verification (#979)
643f10d Always run on-demand headers relay in complex relay (#975)
a35b0ef Add JSON type definitions for Rococo<>Wococo bridge (#977)
0eb83f2 Update cargo.deny (#980)
e1d1f4c Bump Rococo/Wococo spec_version (#976)
deac90d increase pause before starting relays (#974)
68d6d79 Revert to use InspectCmd, bump substrate `6bef4f4` (#966)
66e1508 Avoid hashing headers twice in verify_justification (#973)
a31844f Bump `environmental` dependency (#972)
2a4c29a in auto-relays keep trying to connect to nodes until connection is established (#971)
0e767b3 removed stray file (#969)
b9545dc Serve multiple lanes with single complex relay instance (#964)
73419f4 Correct type error (#968)
bac256f Start finality relay spec-version guards for Rococo <> Wococo finality relays (#965)
bfd7037 pass source and target chain ids to account_ownership_proof (#963)
8436073 Upstream changes from Polkadot repo (#961)
e58d851 Increase account endowment amount (#960)

git-subtree-dir: bridges
git-subtree-split: 23dda6248236b27f20d76cbedc30e189cc6f736c

polkadot/bridges/relays/client-rococo/Cargo.toml

@@ -12,7 +12,16 @@ relay-substrate-client = { path = "../client-substrate" }
 relay-utils = { path = "../utils" }
 
 # Bridge dependencies
+bridge-runtime-common = { path = "../../bin/runtime-common" }
+bp-header-chain = { path = "../../primitives/header-chain" }
+bp-message-dispatch = { path = "../../primitives/message-dispatch" }
+bp-messages = { path = "../../primitives/messages" }
+bp-polkadot-core = { path = "../../primitives/polkadot-core" }
 bp-rococo = { path = "../../primitives/chain-rococo" }
+bp-runtime = { path = "../../primitives/runtime" }
+bp-wococo = { path = "../../primitives/chain-wococo" }
+pallet-bridge-dispatch = { path = "../../modules/dispatch" }
+pallet-bridge-messages = { path = "../../modules/messages" }
 
 # Substrate Dependencies
 frame-system = { git = "https://github.com/paritytech/substrate", branch = "master" }

polkadot/bridges/relays/client-rococo/src/lib.rs

@@ -22,6 +22,8 @@ use sp_core::{storage::StorageKey, Pair};
 use sp_runtime::{generic::SignedPayload, traits::IdentifyAccount};
 use std::time::Duration;
 
+pub mod runtime;
+
 /// Rococo header id.
 pub type HeaderId = relay_utils::HeaderId<bp_rococo::Hash, bp_rococo::BlockNumber>;
 
@@ -46,12 +48,11 @@ impl Chain for Rococo {
 	type AccountId = bp_rococo::AccountId;
 	type Index = bp_rococo::Index;
 	type SignedBlock = bp_rococo::SignedBlock;
-	type Call = bp_rococo::Call;
+	type Call = crate::runtime::Call;
+	type Balance = bp_rococo::Balance;
 }
 
 impl ChainWithBalances for Rococo {
-	type NativeBalance = bp_rococo::Balance;
-
 	fn account_info_storage_key(account_id: &Self::AccountId) -> StorageKey {
 		StorageKey(bp_rococo::account_info_storage_key(account_id))
 	}
@@ -60,7 +61,7 @@ impl ChainWithBalances for Rococo {
 impl TransactionSignScheme for Rococo {
 	type Chain = Rococo;
 	type AccountKeyPair = sp_core::sr25519::Pair;
-	type SignedTransaction = bp_rococo::UncheckedExtrinsic;
+	type SignedTransaction = crate::runtime::UncheckedExtrinsic;
 
 	fn sign_transaction(
 		genesis_hash: <Self::Chain as ChainBase>::Hash,

polkadot/bridges/relays/client-rococo/src/runtime.rs

@@ -0,0 +1,135 @@
+// 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/>.
+
+//! Types that are specific to the Rococo runtime.
+
+use bp_messages::{LaneId, UnrewardedRelayersState};
+use bp_polkadot_core::PolkadotLike;
+use bp_runtime::Chain;
+use codec::{Decode, Encode};
+use frame_support::weights::Weight;
+
+/// Instance of messages pallet that is used to bridge with Wococo chain.
+pub type WithWococoMessagesInstance = pallet_bridge_messages::Instance1;
+
+/// Unchecked Rococo extrinsic.
+pub type UncheckedExtrinsic = bp_polkadot_core::UncheckedExtrinsic<Call>;
+
+/// Wococo account ownership digest from Rococo.
+///
+/// The byte vector returned by this function should be signed with a Wococo account private key.
+/// This way, the owner of `rococo_account_id` on Rococo proves that the Wococo account private key
+/// is also under his control.
+pub fn rococo_to_wococo_account_ownership_digest<Call, AccountId, SpecVersion>(
+	wococo_call: &Call,
+	rococo_account_id: AccountId,
+	wococo_spec_version: SpecVersion,
+) -> Vec<u8>
+where
+	Call: codec::Encode,
+	AccountId: codec::Encode,
+	SpecVersion: codec::Encode,
+{
+	pallet_bridge_dispatch::account_ownership_digest(
+		wococo_call,
+		rococo_account_id,
+		wococo_spec_version,
+		bp_runtime::ROCOCO_CHAIN_ID,
+		bp_runtime::WOCOCO_CHAIN_ID,
+	)
+}
+
+/// Rococo Runtime `Call` enum.
+///
+/// The enum represents a subset of possible `Call`s we can send to Rococo chain.
+/// Ideally this code would be auto-generated from Metadata, because we want to
+/// avoid depending directly on the ENTIRE runtime just to get the encoding of `Dispatchable`s.
+///
+/// All entries here (like pretty much in the entire file) must be kept in sync with Rococo
+/// `construct_runtime`, so that we maintain SCALE-compatibility.
+///
+/// See: https://github.com/paritytech/polkadot/blob/master/runtime/rococo/src/lib.rs
+#[allow(clippy::large_enum_variant)]
+#[derive(Encode, Decode, Debug, PartialEq, Eq, Clone)]
+pub enum Call {
+	/// System pallet.
+	#[codec(index = 0)]
+	System(SystemCall),
+	/// Wococo bridge pallet.
+	#[codec(index = 41)]
+	BridgeGrandpaWococo(BridgeGrandpaWococoCall),
+	/// Wococo messages pallet.
+	#[codec(index = 44)]
+	BridgeMessagesWococo(BridgeMessagesWococoCall),
+}
+
+#[derive(Encode, Decode, Debug, PartialEq, Eq, Clone)]
+#[allow(non_camel_case_types)]
+pub enum SystemCall {
+	#[codec(index = 1)]
+	remark(Vec<u8>),
+}
+
+#[derive(Encode, Decode, Debug, PartialEq, Eq, Clone)]
+#[allow(non_camel_case_types)]
+pub enum BridgeGrandpaWococoCall {
+	#[codec(index = 0)]
+	submit_finality_proof(
+		<PolkadotLike as Chain>::Header,
+		bp_header_chain::justification::GrandpaJustification<<PolkadotLike as Chain>::Header>,
+	),
+	#[codec(index = 1)]
+	initialize(bp_header_chain::InitializationData<<PolkadotLike as Chain>::Header>),
+}
+
+#[derive(Encode, Decode, Debug, PartialEq, Eq, Clone)]
+#[allow(non_camel_case_types)]
+pub enum BridgeMessagesWococoCall {
+	#[codec(index = 3)]
+	send_message(
+		LaneId,
+		bp_message_dispatch::MessagePayload<
+			bp_rococo::AccountId,
+			bp_wococo::AccountId,
+			bp_wococo::AccountPublic,
+			Vec<u8>,
+		>,
+		bp_rococo::Balance,
+	),
+	#[codec(index = 5)]
+	receive_messages_proof(
+		bp_wococo::AccountId,
+		bridge_runtime_common::messages::target::FromBridgedChainMessagesProof<bp_wococo::Hash>,
+		u32,
+		Weight,
+	),
+	#[codec(index = 6)]
+	receive_messages_delivery_proof(
+		bridge_runtime_common::messages::source::FromBridgedChainMessagesDeliveryProof<bp_wococo::Hash>,
+		UnrewardedRelayersState,
+	),
+}
+
+impl sp_runtime::traits::Dispatchable for Call {
+	type Origin = ();
+	type Config = ();
+	type Info = ();
+	type PostInfo = ();
+
+	fn dispatch(self, _origin: Self::Origin) -> sp_runtime::DispatchResultWithInfo<Self::PostInfo> {
+		unimplemented!("The Call is not expected to be dispatched.")
+	}
+}