mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-05-30 22:11:02 +00:00
Svyatoslav Nikolsky
1ef41a59be
* transactions mortality in message and complex relays * logging + enable in test deployments * spellcheck * fmt
109 lines
3.4 KiB
Rust
109 lines
3.4 KiB
Rust
// Copyright 2019-2021 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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//! Tools to interact with Substrate node using RPC methods.
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#![warn(missing_docs)]
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mod chain;
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mod client;
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mod error;
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mod rpc;
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mod sync_header;
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pub mod finality_source;
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pub mod guard;
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pub mod headers_source;
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pub mod metrics;
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use std::time::Duration;
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pub use crate::{
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chain::{
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BlockWithJustification, CallOf, Chain, ChainWithBalances, TransactionSignScheme,
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TransactionStatusOf, UnsignedTransaction, WeightToFeeOf,
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},
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client::{Client, OpaqueGrandpaAuthoritiesSet, Subscription},
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error::{Error, Result},
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sync_header::SyncHeader,
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};
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pub use bp_runtime::{
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AccountIdOf, AccountPublicOf, BalanceOf, BlockNumberOf, Chain as ChainBase, HashOf, HeaderOf,
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IndexOf, SignatureOf, TransactionEra, TransactionEraOf,
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};
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/// Header id used by the chain.
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pub type HeaderIdOf<C> = relay_utils::HeaderId<HashOf<C>, BlockNumberOf<C>>;
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/// Substrate-over-websocket connection params.
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#[derive(Debug, Clone)]
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pub struct ConnectionParams {
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/// Websocket server host name.
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pub host: String,
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/// Websocket server TCP port.
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pub port: u16,
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/// Use secure websocket connection.
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pub secure: bool,
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}
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impl Default for ConnectionParams {
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fn default() -> Self {
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ConnectionParams { host: "localhost".into(), port: 9944, secure: false }
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}
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}
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/// Returns stall timeout for relay loop.
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///
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/// Relay considers himself stalled if he has submitted transaction to the node, but it has not
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/// been mined for this period.
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pub fn transaction_stall_timeout(
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mortality_period: Option<u32>,
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average_block_interval: Duration,
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default_stall_timeout: Duration,
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) -> Duration {
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// 1 extra block for transaction to reach the pool && 1 for relayer to awake after it is mined
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mortality_period
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.map(|mortality_period| average_block_interval.saturating_mul(mortality_period + 1 + 1))
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.unwrap_or(default_stall_timeout)
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}
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/// Returns stall timeout for relay loop that submit transactions to two chains.
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///
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/// Bidirectional relay may have two active transactions. Even if one of them has been spoiled, we
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/// can't just restart the loop - the other transaction may still be alive and we'll be submitting
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/// duplicate transaction, which may result in funds loss. So we'll be selecting maximal mortality
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/// for choosing loop stall timeout.
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pub fn bidirectional_transaction_stall_timeout(
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left_mortality_period: Option<u32>,
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right_mortality_period: Option<u32>,
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left_average_block_interval: Duration,
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right_average_block_interval: Duration,
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default_stall_timeout: Duration,
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) -> Duration {
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std::cmp::max(
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transaction_stall_timeout(
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left_mortality_period,
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left_average_block_interval,
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default_stall_timeout,
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),
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transaction_stall_timeout(
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right_mortality_period,
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right_average_block_interval,
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default_stall_timeout,
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),
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)
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}
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