mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
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Svyatoslav Nikolsky
324e083cba
* removed weight <-> fee mess * updated documentation Co-authored-by: Hernando Castano <castano.ha@gmail.com>
126 lines
4.2 KiB
Rust
126 lines
4.2 KiB
Rust
// Copyright 2019-2020 Parity Technologies (UK) Ltd.
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// This file is part of Parity Bridges Common.
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// Parity Bridges Common is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity Bridges Common is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity Bridges Common. If not, see <http://www.gnu.org/licenses/>.
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//! Types used to connect to the Millau-Substrate chain.
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use codec::Encode;
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use relay_substrate_client::{Chain, ChainBase, ChainWithBalances, TransactionSignScheme};
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use sp_core::{storage::StorageKey, Pair};
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use sp_runtime::{generic::SignedPayload, traits::IdentifyAccount};
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use std::time::Duration;
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pub use millau_runtime::BridgeRialtoCall;
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/// Millau header id.
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pub type HeaderId = relay_utils::HeaderId<millau_runtime::Hash, millau_runtime::BlockNumber>;
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/// Millau chain definition.
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#[derive(Debug, Clone, Copy)]
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pub struct Millau;
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impl ChainBase for Millau {
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type BlockNumber = millau_runtime::BlockNumber;
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type Hash = millau_runtime::Hash;
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type Hasher = millau_runtime::Hashing;
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type Header = millau_runtime::Header;
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}
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impl Chain for Millau {
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const NAME: &'static str = "Millau";
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const AVERAGE_BLOCK_INTERVAL: Duration = Duration::from_secs(5);
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type AccountId = millau_runtime::AccountId;
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type Index = millau_runtime::Index;
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type SignedBlock = millau_runtime::SignedBlock;
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type Call = millau_runtime::Call;
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}
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impl ChainWithBalances for Millau {
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type NativeBalance = millau_runtime::Balance;
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fn account_info_storage_key(account_id: &Self::AccountId) -> StorageKey {
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use frame_support::storage::generator::StorageMap;
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StorageKey(frame_system::Account::<millau_runtime::Runtime>::storage_map_final_key(
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account_id,
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))
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}
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}
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impl TransactionSignScheme for Millau {
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type Chain = Millau;
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type AccountKeyPair = sp_core::sr25519::Pair;
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type SignedTransaction = millau_runtime::UncheckedExtrinsic;
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fn sign_transaction(
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genesis_hash: <Self::Chain as ChainBase>::Hash,
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signer: &Self::AccountKeyPair,
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signer_nonce: <Self::Chain as Chain>::Index,
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call: <Self::Chain as Chain>::Call,
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) -> Self::SignedTransaction {
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let raw_payload = SignedPayload::from_raw(
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call,
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(
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frame_system::CheckSpecVersion::<millau_runtime::Runtime>::new(),
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frame_system::CheckTxVersion::<millau_runtime::Runtime>::new(),
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frame_system::CheckGenesis::<millau_runtime::Runtime>::new(),
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frame_system::CheckEra::<millau_runtime::Runtime>::from(sp_runtime::generic::Era::Immortal),
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frame_system::CheckNonce::<millau_runtime::Runtime>::from(signer_nonce),
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frame_system::CheckWeight::<millau_runtime::Runtime>::new(),
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pallet_transaction_payment::ChargeTransactionPayment::<millau_runtime::Runtime>::from(0),
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),
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(
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millau_runtime::VERSION.spec_version,
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millau_runtime::VERSION.transaction_version,
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genesis_hash,
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genesis_hash,
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(),
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(),
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(),
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),
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);
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let signature = raw_payload.using_encoded(|payload| signer.sign(payload));
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let signer: sp_runtime::MultiSigner = signer.public().into();
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let (call, extra, _) = raw_payload.deconstruct();
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millau_runtime::UncheckedExtrinsic::new_signed(call, signer.into_account(), signature.into(), extra)
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}
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}
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/// Millau signing params.
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#[derive(Clone)]
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pub struct SigningParams {
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/// Substrate transactions signer.
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pub signer: sp_core::sr25519::Pair,
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}
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impl SigningParams {
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/// Create signing params from SURI and password.
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pub fn from_suri(suri: &str, password: Option<&str>) -> Result<Self, sp_core::crypto::SecretStringError> {
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Ok(SigningParams {
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signer: sp_core::sr25519::Pair::from_string(suri, password)?,
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})
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}
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}
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impl std::fmt::Debug for SigningParams {
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fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
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write!(f, "{}", self.signer.public())
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}
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}
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/// Millau header type used in headers sync.
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pub type SyncHeader = relay_substrate_client::SyncHeader<millau_runtime::Header>;
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