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// This file is part of Substrate.
// Copyright (C) Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
// This program 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.
// This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
use crate::{
arg_enums::{
ExecutionStrategy, WasmExecutionMethod, WasmtimeInstantiationStrategy,
DEFAULT_WASMTIME_INSTANTIATION_STRATEGY, DEFAULT_WASM_EXECUTION_METHOD,
},
params::{DatabaseParams, PruningParams},
};
use clap::Args;
use std::path::PathBuf;
/// Parameters for block import.
#[derive(Debug, Clone, Args)]
pub struct ImportParams {
#[allow(missing_docs)]
#[clap(flatten)]
pub pruning_params: PruningParams,
#[allow(missing_docs)]
#[clap(flatten)]
pub database_params: DatabaseParams,
/// Method for executing Wasm runtime code.
#[arg(
long = "wasm-execution",
value_name = "METHOD",
value_enum,
ignore_case = true,
default_value_t = DEFAULT_WASM_EXECUTION_METHOD,
)]
pub wasm_method: WasmExecutionMethod,
/// The WASM instantiation method to use.
///
/// Only has an effect when `wasm-execution` is set to `compiled`.
/// The copy-on-write strategies are only supported on Linux.
/// If the copy-on-write variant of a strategy is unsupported
/// the executor will fall back to the non-CoW equivalent.
/// The fastest (and the default) strategy available is `pooling-copy-on-write`.
/// The `legacy-instance-reuse` strategy is deprecated and will
/// be removed in the future. It should only be used in case of
/// issues with the default instantiation strategy.
#[arg(
long,
value_name = "STRATEGY",
default_value_t = DEFAULT_WASMTIME_INSTANTIATION_STRATEGY,
value_enum,
)]
pub wasmtime_instantiation_strategy: WasmtimeInstantiationStrategy,
/// Specify the path where local WASM runtimes are stored.
///
/// These runtimes will override on-chain runtimes when the version matches.
#[arg(long, value_name = "PATH")]
pub wasm_runtime_overrides: Option<PathBuf>,
#[allow(missing_docs)]
#[clap(flatten)]
pub execution_strategies: ExecutionStrategiesParams,
/// Specify the state cache size.
///
/// Providing `0` will disable the cache.
#[arg(long, value_name = "Bytes", default_value_t = 1024 * 1024 * 1024)]
pub trie_cache_size: usize,
}
impl ImportParams {
/// Specify the trie cache maximum size.
pub fn trie_cache_maximum_size(&self) -> Option<usize> {
if self.trie_cache_size == 0 {
None
} else {
Some(self.trie_cache_size)
}
}
/// Get the WASM execution method from the parameters
pub fn wasm_method(&self) -> sc_service::config::WasmExecutionMethod {
self.execution_strategies.check_usage_and_print_deprecation_warning();
crate::execution_method_from_cli(self.wasm_method, self.wasmtime_instantiation_strategy)
}
/// Enable overriding on-chain WASM with locally-stored WASM
/// by specifying the path where local WASM is stored.
pub fn wasm_runtime_overrides(&self) -> Option<PathBuf> {
self.wasm_runtime_overrides.clone()
}
}
/// Execution strategies parameters.
#[derive(Debug, Clone, Args)]
pub struct ExecutionStrategiesParams {
/// Runtime execution strategy for importing blocks during initial sync.
#[arg(long, value_name = "STRATEGY", value_enum, ignore_case = true)]
pub execution_syncing: Option<ExecutionStrategy>,
/// Runtime execution strategy for general block import (including locally authored blocks).
#[arg(long, value_name = "STRATEGY", value_enum, ignore_case = true)]
pub execution_import_block: Option<ExecutionStrategy>,
/// Runtime execution strategy for constructing blocks.
#[arg(long, value_name = "STRATEGY", value_enum, ignore_case = true)]
pub execution_block_construction: Option<ExecutionStrategy>,
/// Runtime execution strategy for offchain workers.
#[arg(long, value_name = "STRATEGY", value_enum, ignore_case = true)]
pub execution_offchain_worker: Option<ExecutionStrategy>,
/// Runtime execution strategy when not syncing, importing or constructing blocks.
#[arg(long, value_name = "STRATEGY", value_enum, ignore_case = true)]
pub execution_other: Option<ExecutionStrategy>,
/// The execution strategy that should be used by all execution contexts.
#[arg(
long,
value_name = "STRATEGY",
value_enum,
ignore_case = true,
conflicts_with_all = &[
"execution_other",
"execution_offchain_worker",
"execution_block_construction",
"execution_import_block",
"execution_syncing",
]
)]
pub execution: Option<ExecutionStrategy>,
}
impl ExecutionStrategiesParams {
/// Check if one of the parameters is still passed and print a warning if so.
fn check_usage_and_print_deprecation_warning(&self) {
for (param, name) in [
(&self.execution_syncing, "execution-syncing"),
(&self.execution_import_block, "execution-import-block"),
(&self.execution_block_construction, "execution-block-construction"),
(&self.execution_offchain_worker, "execution-offchain-worker"),
(&self.execution_other, "execution-other"),
(&self.execution, "execution"),
] {
if param.is_some() {
eprintln!(
"CLI parameter `--{name}` has no effect anymore and will be removed in the future!"
);
}
}
}
}