From 3e00c5c02203d94472aab752628fed5d07c5e102 Mon Sep 17 00:00:00 2001
From: Svyatoslav Nikolsky <svyatonik@gmail.com>
Date: Tue, 8 Nov 2022 17:43:29 +0300
Subject: [PATCH] Statemine primitives (#1625)
* Statemine primitives
* ref issue in TODO
* fix TODO
---
bridges/primitives/chain-kusama/src/lib.rs | 7 --
bridges/primitives/chain-polkadot/Cargo.toml | 2 -
bridges/primitives/chain-polkadot/src/lib.rs | 7 --
bridges/primitives/chain-rococo/src/lib.rs | 7 --
bridges/primitives/chain-statemine/Cargo.toml | 24 ++++
bridges/primitives/chain-statemine/src/lib.rs | 38 ++++++
bridges/primitives/chain-westend/Cargo.toml | 6 -
bridges/primitives/chain-westend/src/lib.rs | 29 -----
bridges/primitives/chain-wococo/src/lib.rs | 7 --
bridges/relays/bin-substrate/Cargo.toml | 2 +
.../relays/bin-substrate/src/chains/millau.rs | 1 -
.../relays/bin-substrate/src/chains/mod.rs | 1 +
.../relays/bin-substrate/src/chains/rialto.rs | 1 -
.../src/chains/rialto_parachain.rs | 1 -
.../bin-substrate/src/chains/statemine.rs | 34 ++++++
.../bin-substrate/src/chains/westend.rs | 2 -
bridges/relays/bin-substrate/src/cli/mod.rs | 5 -
bridges/relays/client-statemine/Cargo.toml | 24 ++++
bridges/relays/client-statemine/src/lib.rs | 112 ++++++++++++++++++
.../relays/client-statemine/src/runtime.rs | 68 +++++++++++
bridges/relays/client-westend/src/lib.rs | 4 +-
21 files changed, 305 insertions(+), 77 deletions(-)
create mode 100644 bridges/primitives/chain-statemine/Cargo.toml
create mode 100644 bridges/primitives/chain-statemine/src/lib.rs
create mode 100644 bridges/relays/bin-substrate/src/chains/statemine.rs
create mode 100644 bridges/relays/client-statemine/Cargo.toml
create mode 100644 bridges/relays/client-statemine/src/lib.rs
create mode 100644 bridges/relays/client-statemine/src/runtime.rs
diff --git a/bridges/primitives/chain-kusama/src/lib.rs b/bridges/primitives/chain-kusama/src/lib.rs
index 7837afe690e..27d5f125ee2 100644
--- a/bridges/primitives/chain-kusama/src/lib.rs
+++ b/bridges/primitives/chain-kusama/src/lib.rs
@@ -24,13 +24,6 @@ use bp_runtime::decl_bridge_finality_runtime_apis;
/// Kusama Chain
pub type Kusama = PolkadotLike;
-/// The target length of a session (how often authorities change) on Kusama measured in of number of
-/// blocks.
-///
-/// Note that since this is a target sessions may change before/after this time depending on network
-/// conditions.
-pub const SESSION_LENGTH: BlockNumber = time_units::HOURS;
-
/// Name of the With-Kusama GRANDPA pallet instance that is deployed at bridged chains.
pub const WITH_KUSAMA_GRANDPA_PALLET_NAME: &str = "BridgeKusamaGrandpa";
diff --git a/bridges/primitives/chain-polkadot/Cargo.toml b/bridges/primitives/chain-polkadot/Cargo.toml
index 8be9b25c77f..b26093a0570 100644
--- a/bridges/primitives/chain-polkadot/Cargo.toml
+++ b/bridges/primitives/chain-polkadot/Cargo.toml
@@ -7,8 +7,6 @@ edition = "2021"
license = "GPL-3.0-or-later WITH Classpath-exception-2.0"
[dependencies]
-smallvec = "1.7"
-
# Bridge Dependencies
bp-polkadot-core = { path = "../polkadot-core", default-features = false }
diff --git a/bridges/primitives/chain-polkadot/src/lib.rs b/bridges/primitives/chain-polkadot/src/lib.rs
index cfcbacb0d1a..0cada4e49a9 100644
--- a/bridges/primitives/chain-polkadot/src/lib.rs
+++ b/bridges/primitives/chain-polkadot/src/lib.rs
@@ -24,13 +24,6 @@ use bp_runtime::decl_bridge_finality_runtime_apis;
/// Polkadot Chain
pub type Polkadot = PolkadotLike;
-/// The target length of a session (how often authorities change) on Polkadot measured in of number
-/// of blocks.
-///
-/// Note that since this is a target sessions may change before/after this time depending on network
-/// conditions.
-pub const SESSION_LENGTH: BlockNumber = 4 * time_units::HOURS;
-
/// Name of the With-Polkadot GRANDPA pallet instance that is deployed at bridged chains.
pub const WITH_POLKADOT_GRANDPA_PALLET_NAME: &str = "BridgePolkadotGrandpa";
diff --git a/bridges/primitives/chain-rococo/src/lib.rs b/bridges/primitives/chain-rococo/src/lib.rs
index 39188066dca..dd5be65dd86 100644
--- a/bridges/primitives/chain-rococo/src/lib.rs
+++ b/bridges/primitives/chain-rococo/src/lib.rs
@@ -24,13 +24,6 @@ use bp_runtime::decl_bridge_finality_runtime_apis;
/// Rococo Chain
pub type Rococo = PolkadotLike;
-/// The target length of a session (how often authorities change) on Rococo measured in of number
-/// of blocks.
-///
-/// Note that since this is a target sessions may change before/after this time depending on network
-/// conditions.
-pub const SESSION_LENGTH: BlockNumber = time_units::HOURS;
-
/// Name of the With-Rococo GRANDPA pallet instance that is deployed at bridged chains.
pub const WITH_ROCOCO_GRANDPA_PALLET_NAME: &str = "BridgeRococoGrandpa";
diff --git a/bridges/primitives/chain-statemine/Cargo.toml b/bridges/primitives/chain-statemine/Cargo.toml
new file mode 100644
index 00000000000..18d186ba41e
--- /dev/null
+++ b/bridges/primitives/chain-statemine/Cargo.toml
@@ -0,0 +1,24 @@
+[package]
+name = "bp-statemine"
+description = "Primitives of Statemine 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-polkadot-core = { path = "../polkadot-core", default-features = false }
+
+# Substrate Based Dependencies
+
+sp-version = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+
+[features]
+default = ["std"]
+std = [
+ "bp-polkadot-core/std",
+ "sp-version/std",
+]
diff --git a/bridges/primitives/chain-statemine/src/lib.rs b/bridges/primitives/chain-statemine/src/lib.rs
new file mode 100644
index 00000000000..613e4a4f450
--- /dev/null
+++ b/bridges/primitives/chain-statemine/src/lib.rs
@@ -0,0 +1,38 @@
+// 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/>.
+
+#![cfg_attr(not(feature = "std"), no_std)]
+// RuntimeApi generated functions
+#![allow(clippy::too_many_arguments)]
+
+pub use bp_polkadot_core::*;
+
+use sp_version::RuntimeVersion;
+
+/// Statemine Chain.
+pub type Statemine = PolkadotLike;
+
+/// Known Statemine runtime version.
+pub const VERSION: RuntimeVersion = RuntimeVersion {
+ spec_name: sp_version::create_runtime_str!("statemine"),
+ impl_name: sp_version::create_runtime_str!("statemine"),
+ authoring_version: 1,
+ spec_version: 9300,
+ impl_version: 0,
+ apis: sp_version::create_apis_vec![[]],
+ transaction_version: 8,
+ state_version: 1,
+};
diff --git a/bridges/primitives/chain-westend/Cargo.toml b/bridges/primitives/chain-westend/Cargo.toml
index e5f7bf89565..7d74362b09a 100644
--- a/bridges/primitives/chain-westend/Cargo.toml
+++ b/bridges/primitives/chain-westend/Cargo.toml
@@ -7,8 +7,6 @@ edition = "2021"
license = "GPL-3.0-or-later WITH Classpath-exception-2.0"
[dependencies]
-codec = { package = "parity-scale-codec", version = "3.1.5", default-features = false, features = ["derive"] }
-scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
# Bridge Dependencies
@@ -18,15 +16,11 @@ bp-runtime = { path = "../runtime", default-features = false }
# Substrate Based Dependencies
sp-api = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
-sp-runtime = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
[features]
default = ["std"]
std = [
"bp-polkadot-core/std",
"bp-runtime/std",
- "codec/std",
- "scale-info/std",
"sp-api/std",
- "sp-runtime/std",
]
diff --git a/bridges/primitives/chain-westend/src/lib.rs b/bridges/primitives/chain-westend/src/lib.rs
index 8d5d8d9a924..9f4a98baedc 100644
--- a/bridges/primitives/chain-westend/src/lib.rs
+++ b/bridges/primitives/chain-westend/src/lib.rs
@@ -18,34 +18,12 @@
// RuntimeApi generated functions
#![allow(clippy::too_many_arguments)]
-use scale_info::TypeInfo;
-
pub use bp_polkadot_core::*;
use bp_runtime::decl_bridge_finality_runtime_apis;
/// Westend Chain
pub type Westend = PolkadotLike;
-/// Westend Runtime `Call` enum.
-///
-/// We are not currently submitting any Westend transactions => it is empty.
-#[derive(codec::Encode, codec::Decode, Debug, PartialEq, Eq, Clone, TypeInfo)]
-pub enum Call {}
-
-impl sp_runtime::traits::Dispatchable for Call {
- type RuntimeOrigin = ();
- type Config = ();
- type Info = ();
- type PostInfo = ();
-
- fn dispatch(
- self,
- _origin: Self::RuntimeOrigin,
- ) -> sp_runtime::DispatchResultWithInfo<Self::PostInfo> {
- unimplemented!("The Call is not expected to be dispatched.")
- }
-}
-
/// Name of the parachains pallet at the Westend runtime.
pub const PARAS_PALLET_NAME: &str = "Paras";
@@ -54,13 +32,6 @@ 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";
-/// The target length of a session (how often authorities change) on Westend measured in of number
-/// of blocks.
-///
-/// Note that since this is a target sessions may change before/after this time depending on network
-/// conditions.
-pub const SESSION_LENGTH: BlockNumber = 10 * time_units::MINUTES;
-
/// Maximal number of GRANDPA authorities at Westend.
///
/// Corresponds to the `MaxAuthorities` constant value from the Westend runtime configuration.
diff --git a/bridges/primitives/chain-wococo/src/lib.rs b/bridges/primitives/chain-wococo/src/lib.rs
index 2a417479d3b..f3fe0196dc5 100644
--- a/bridges/primitives/chain-wococo/src/lib.rs
+++ b/bridges/primitives/chain-wococo/src/lib.rs
@@ -24,13 +24,6 @@ use bp_runtime::decl_bridge_finality_runtime_apis;
/// Wococo Chain
pub type Wococo = PolkadotLike;
-/// The target length of a session (how often authorities change) on Wococo measured in of number
-/// of blocks.
-///
-/// Note that since this is a target sessions may change before/after this time depending on network
-/// conditions.
-pub const SESSION_LENGTH: BlockNumber = time_units::MINUTES;
-
/// Name of the With-Wococo GRANDPA pallet instance that is deployed at bridged chains.
pub const WITH_WOCOCO_GRANDPA_PALLET_NAME: &str = "BridgeWococoGrandpa";
diff --git a/bridges/relays/bin-substrate/Cargo.toml b/bridges/relays/bin-substrate/Cargo.toml
index a3b5ef9213c..90adaf7e652 100644
--- a/bridges/relays/bin-substrate/Cargo.toml
+++ b/bridges/relays/bin-substrate/Cargo.toml
@@ -26,6 +26,7 @@ bp-polkadot-core = { path = "../../primitives/polkadot-core" }
bp-rialto = { path = "../../primitives/chain-rialto" }
bp-rialto-parachain = { path = "../../primitives/chain-rialto-parachain" }
bp-runtime = { path = "../../primitives/runtime" }
+bp-statemine = { path = "../../primitives/chain-statemine" }
bp-westend = { path = "../../primitives/chain-westend" }
bridge-runtime-common = { path = "../../bin/runtime-common" }
messages-relay = { path = "../messages" }
@@ -36,6 +37,7 @@ parachains-relay = { path = "../parachains" }
relay-millau-client = { path = "../client-millau" }
relay-rialto-client = { path = "../client-rialto" }
relay-rialto-parachain-client = { path = "../client-rialto-parachain" }
+relay-statemine-client = { path = "../client-statemine" }
relay-substrate-client = { path = "../client-substrate" }
relay-utils = { path = "../utils" }
relay-westend-client = { path = "../client-westend" }
diff --git a/bridges/relays/bin-substrate/src/chains/millau.rs b/bridges/relays/bin-substrate/src/chains/millau.rs
index 55c48bee3ef..92fc43fbe36 100644
--- a/bridges/relays/bin-substrate/src/chains/millau.rs
+++ b/bridges/relays/bin-substrate/src/chains/millau.rs
@@ -93,7 +93,6 @@ impl CliChain for Millau {
const RUNTIME_VERSION: Option<RuntimeVersion> = Some(millau_runtime::VERSION);
type KeyPair = sp_core::sr25519::Pair;
- type MessagePayload = Vec<u8>;
fn ss58_format() -> u16 {
millau_runtime::SS58Prefix::get() as u16
diff --git a/bridges/relays/bin-substrate/src/chains/mod.rs b/bridges/relays/bin-substrate/src/chains/mod.rs
index 13aca0651ae..5d7171691bf 100644
--- a/bridges/relays/bin-substrate/src/chains/mod.rs
+++ b/bridges/relays/bin-substrate/src/chains/mod.rs
@@ -30,6 +30,7 @@ pub mod westend_parachains_to_millau;
mod millau;
mod rialto;
mod rialto_parachain;
+mod statemine;
mod westend;
#[cfg(test)]
diff --git a/bridges/relays/bin-substrate/src/chains/rialto.rs b/bridges/relays/bin-substrate/src/chains/rialto.rs
index 6a322d889cb..43ec9dbd224 100644
--- a/bridges/relays/bin-substrate/src/chains/rialto.rs
+++ b/bridges/relays/bin-substrate/src/chains/rialto.rs
@@ -76,7 +76,6 @@ impl CliChain for Rialto {
const RUNTIME_VERSION: Option<RuntimeVersion> = Some(rialto_runtime::VERSION);
type KeyPair = sp_core::sr25519::Pair;
- type MessagePayload = Vec<u8>;
fn ss58_format() -> u16 {
rialto_runtime::SS58Prefix::get() as u16
diff --git a/bridges/relays/bin-substrate/src/chains/rialto_parachain.rs b/bridges/relays/bin-substrate/src/chains/rialto_parachain.rs
index 08cc38d90d7..546cd04bdde 100644
--- a/bridges/relays/bin-substrate/src/chains/rialto_parachain.rs
+++ b/bridges/relays/bin-substrate/src/chains/rialto_parachain.rs
@@ -79,7 +79,6 @@ impl CliChain for RialtoParachain {
const RUNTIME_VERSION: Option<RuntimeVersion> = Some(rialto_parachain_runtime::VERSION);
type KeyPair = sp_core::sr25519::Pair;
- type MessagePayload = Vec<u8>;
fn ss58_format() -> u16 {
rialto_parachain_runtime::SS58Prefix::get() as u16
diff --git a/bridges/relays/bin-substrate/src/chains/statemine.rs b/bridges/relays/bin-substrate/src/chains/statemine.rs
new file mode 100644
index 00000000000..0c0edd2f3e4
--- /dev/null
+++ b/bridges/relays/bin-substrate/src/chains/statemine.rs
@@ -0,0 +1,34 @@
+// 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/>.
+
+//! Statemine chain specification for CLI.
+
+use crate::cli::CliChain;
+use relay_statemine_client::Statemine;
+use sp_version::RuntimeVersion;
+
+impl CliChain for Statemine {
+ const RUNTIME_VERSION: Option<RuntimeVersion> = Some(bp_statemine::VERSION);
+
+ type KeyPair = sp_core::sr25519::Pair;
+
+ fn ss58_format() -> u16 {
+ sp_core::crypto::Ss58AddressFormat::from(
+ sp_core::crypto::Ss58AddressFormatRegistry::KusamaAccount,
+ )
+ .into()
+ }
+}
diff --git a/bridges/relays/bin-substrate/src/chains/westend.rs b/bridges/relays/bin-substrate/src/chains/westend.rs
index 8d43d6a5ab7..1627bc015d3 100644
--- a/bridges/relays/bin-substrate/src/chains/westend.rs
+++ b/bridges/relays/bin-substrate/src/chains/westend.rs
@@ -24,7 +24,6 @@ impl CliChain for Westend {
const RUNTIME_VERSION: Option<RuntimeVersion> = None;
type KeyPair = sp_core::sr25519::Pair;
- type MessagePayload = Vec<u8>;
fn ss58_format() -> u16 {
sp_core::crypto::Ss58AddressFormat::from(
@@ -38,7 +37,6 @@ impl CliChain for Westmint {
const RUNTIME_VERSION: Option<RuntimeVersion> = None;
type KeyPair = sp_core::sr25519::Pair;
- type MessagePayload = Vec<u8>;
fn ss58_format() -> u16 {
sp_core::crypto::Ss58AddressFormat::from(
diff --git a/bridges/relays/bin-substrate/src/cli/mod.rs b/bridges/relays/bin-substrate/src/cli/mod.rs
index 2369bb60dda..2f2f1f227b7 100644
--- a/bridges/relays/bin-substrate/src/cli/mod.rs
+++ b/bridges/relays/bin-substrate/src/cli/mod.rs
@@ -172,11 +172,6 @@ pub trait CliChain: relay_substrate_client::Chain {
/// In case of chains supporting multiple cryptos, pick one used by the CLI.
type KeyPair: sp_core::crypto::Pair;
- /// Bridge Message Payload type.
- ///
- /// TODO [#854] This should be removed in favor of target-specifc types.
- type MessagePayload;
-
/// Numeric value of SS58 format.
fn ss58_format() -> u16;
}
diff --git a/bridges/relays/client-statemine/Cargo.toml b/bridges/relays/client-statemine/Cargo.toml
new file mode 100644
index 00000000000..249f9fd6f43
--- /dev/null
+++ b/bridges/relays/client-statemine/Cargo.toml
@@ -0,0 +1,24 @@
+[package]
+name = "relay-statemine-client"
+version = "0.1.0"
+authors = ["Parity Technologies <admin@parity.io>"]
+edition = "2021"
+license = "GPL-3.0-or-later WITH Classpath-exception-2.0"
+
+[dependencies]
+codec = { package = "parity-scale-codec", version = "3.1.5" }
+relay-substrate-client = { path = "../client-substrate" }
+relay-utils = { path = "../utils" }
+scale-info = { version = "2.1.1", features = ["derive"] }
+
+# Bridge dependencies
+
+bp-polkadot-core = { path = "../../primitives/polkadot-core" }
+bp-statemine = { path = "../../primitives/chain-statemine" }
+
+# Substrate Dependencies
+
+frame-support = { git = "https://github.com/paritytech/substrate", branch = "master" }
+frame-system = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sp-core = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sp-runtime = { git = "https://github.com/paritytech/substrate", branch = "master" }
diff --git a/bridges/relays/client-statemine/src/lib.rs b/bridges/relays/client-statemine/src/lib.rs
new file mode 100644
index 00000000000..a5f6fed79f4
--- /dev/null
+++ b/bridges/relays/client-statemine/src/lib.rs
@@ -0,0 +1,112 @@
+// 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 used to connect to the Statemine chain.
+
+use codec::Encode;
+use frame_support::weights::Weight;
+use relay_substrate_client::{
+ Chain, ChainBase, ChainWithTransactions, Error as SubstrateError, SignParam,
+ UnsignedTransaction,
+};
+use sp_core::Pair;
+use sp_runtime::{generic::SignedPayload, traits::IdentifyAccount};
+use std::time::Duration;
+
+pub mod runtime;
+
+/// Statemine chain definition
+#[derive(Debug, Clone, Copy)]
+pub struct Statemine;
+
+impl ChainBase for Statemine {
+ type BlockNumber = bp_statemine::BlockNumber;
+ type Hash = bp_statemine::Hash;
+ type Hasher = bp_statemine::Hasher;
+ type Header = bp_statemine::Header;
+
+ type AccountId = bp_statemine::AccountId;
+ type Balance = bp_statemine::Balance;
+ type Index = bp_statemine::Nonce;
+ type Signature = bp_statemine::Signature;
+
+ fn max_extrinsic_size() -> u32 {
+ bp_statemine::Statemine::max_extrinsic_size()
+ }
+
+ fn max_extrinsic_weight() -> Weight {
+ bp_statemine::Statemine::max_extrinsic_weight()
+ }
+}
+
+impl Chain for Statemine {
+ const NAME: &'static str = "Statemine";
+ const TOKEN_ID: Option<&'static str> = Some("kusama");
+ const BEST_FINALIZED_HEADER_ID_METHOD: &'static str = "<unused>";
+ const AVERAGE_BLOCK_INTERVAL: Duration = Duration::from_secs(6);
+ const STORAGE_PROOF_OVERHEAD: u32 = bp_statemine::EXTRA_STORAGE_PROOF_SIZE;
+
+ type SignedBlock = bp_statemine::SignedBlock;
+ type Call = runtime::Call;
+}
+
+impl ChainWithTransactions for Statemine {
+ type AccountKeyPair = sp_core::sr25519::Pair;
+ type SignedTransaction = runtime::UncheckedExtrinsic;
+
+ fn sign_transaction(
+ param: SignParam<Self>,
+ unsigned: UnsignedTransaction<Self>,
+ ) -> Result<Self::SignedTransaction, SubstrateError> {
+ let raw_payload = SignedPayload::new(
+ unsigned.call.clone(),
+ bp_statemine::SignedExtensions::new(
+ param.spec_version,
+ param.transaction_version,
+ unsigned.era,
+ param.genesis_hash,
+ unsigned.nonce,
+ unsigned.tip,
+ ),
+ )
+ .expect("SignedExtension never fails.");
+ let signature = raw_payload.using_encoded(|payload| param.signer.sign(payload));
+ let signer: sp_runtime::MultiSigner = param.signer.public().into();
+ let (call, extra, _) = raw_payload.deconstruct();
+
+ Ok(runtime::UncheckedExtrinsic::new_signed(
+ call,
+ signer.into_account().into(),
+ signature.into(),
+ extra,
+ ))
+ }
+
+ fn is_signed(tx: &Self::SignedTransaction) -> bool {
+ tx.signature.is_some()
+ }
+
+ fn is_signed_by(signer: &Self::AccountKeyPair, tx: &Self::SignedTransaction) -> bool {
+ tx.signature
+ .as_ref()
+ .map(|(address, _, _)| *address == bp_statemine::Address::Id(signer.public().into()))
+ .unwrap_or(false)
+ }
+
+ fn parse_transaction(_tx: Self::SignedTransaction) -> Option<UnsignedTransaction<Self>> {
+ unimplemented!("not used on Statemine")
+ }
+}
diff --git a/bridges/relays/client-statemine/src/runtime.rs b/bridges/relays/client-statemine/src/runtime.rs
new file mode 100644
index 00000000000..92924555769
--- /dev/null
+++ b/bridges/relays/client-statemine/src/runtime.rs
@@ -0,0 +1,68 @@
+// 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 Statemine runtime.
+
+use codec::{Decode, Encode};
+use scale_info::TypeInfo;
+use sp_runtime::FixedU128;
+
+/// Unchecked Statemine extrinsic.
+pub type UncheckedExtrinsic = bp_polkadot_core::UncheckedExtrinsic<Call>;
+
+/// Statemine Runtime `Call` enum.
+///
+/// The enum represents a subset of possible `Call`s we can send to Statemine 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 Statemine
+/// `construct_runtime`, so that we maintain SCALE-compatibility.
+///
+/// See: [link](https://github.com/paritytech/cumulus/blob/master/parachains/runtimes/assets/statemine/src/lib.rs)
+#[allow(clippy::large_enum_variant)]
+#[derive(Encode, Decode, Debug, PartialEq, Eq, Clone, TypeInfo)]
+pub enum Call {
+ /// With-Statemint bridge pallet.
+ // TODO (https://github.com/paritytech/parity-bridges-common/issues/1626):
+ // must be updated when we'll make appropriate changes in the Statemine runtime
+ #[codec(index = 42)]
+ WithStatemintBridgePallet(WithStatemintBridgePalletCall),
+}
+
+/// Calls of the with-Statemint bridge pallet.
+// TODO (https://github.com/paritytech/parity-bridges-common/issues/1626):
+// must be updated when we'll make appropriate changes in the Statemine runtime
+#[derive(Encode, Decode, Debug, PartialEq, Eq, Clone, TypeInfo)]
+#[allow(non_camel_case_types)]
+pub enum WithStatemintBridgePalletCall {
+ #[codec(index = 42)]
+ update_dot_to_ksm_conversion_rate(FixedU128),
+}
+
+impl sp_runtime::traits::Dispatchable for Call {
+ type RuntimeOrigin = ();
+ type Config = ();
+ type Info = ();
+ type PostInfo = ();
+
+ fn dispatch(
+ self,
+ _origin: Self::RuntimeOrigin,
+ ) -> sp_runtime::DispatchResultWithInfo<Self::PostInfo> {
+ unimplemented!("The Call is not expected to be dispatched.")
+ }
+}
diff --git a/bridges/relays/client-westend/src/lib.rs b/bridges/relays/client-westend/src/lib.rs
index f6a4220c618..0f650e9e284 100644
--- a/bridges/relays/client-westend/src/lib.rs
+++ b/bridges/relays/client-westend/src/lib.rs
@@ -60,7 +60,7 @@ impl Chain for Westend {
const STORAGE_PROOF_OVERHEAD: u32 = bp_westend::EXTRA_STORAGE_PROOF_SIZE;
type SignedBlock = bp_westend::SignedBlock;
- type Call = bp_westend::Call;
+ type Call = ();
}
impl RelayChain for Westend {
@@ -117,5 +117,5 @@ impl Chain for Westmint {
const STORAGE_PROOF_OVERHEAD: u32 = bp_westend::EXTRA_STORAGE_PROOF_SIZE;
type SignedBlock = bp_westend::SignedBlock;
- type Call = bp_westend::Call;
+ type Call = ();
}
--
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