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https://github.com/pezkuwichain/pezkuwi-subxt.git
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s0me0ne-unkn0wn
2c8021f998
Closes #583 After the separation of PVF worker binaries, dedicated puppet workers are not needed for tests anymore. The production workers can be used instead, avoiding some code duplication and decreasing complexity. The changes also make it possible to further refactor the code to isolate workers completely.
50 lines
1.9 KiB
Rust
50 lines
1.9 KiB
Rust
// Copyright (C) Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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// Polkadot 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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// Polkadot 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 Polkadot. If not, see <http://www.gnu.org/licenses/>.
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//! Various things for testing other crates.
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//!
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//! N.B. This is not guarded with some feature flag. Overexposing items here may affect the final
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//! artifact even for production builds.
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pub use crate::worker_intf::{spawn_with_program_path, SpawnErr};
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use polkadot_primitives::ExecutorParams;
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/// A function that emulates the stitches together behaviors of the preparation and the execution
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/// worker in a single synchronous function.
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pub fn validate_candidate(
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code: &[u8],
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params: &[u8],
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) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
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use polkadot_node_core_pvf_execute_worker::Executor;
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use polkadot_node_core_pvf_prepare_worker::{prepare, prevalidate};
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let code = sp_maybe_compressed_blob::decompress(code, 10 * 1024 * 1024)
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.expect("Decompressing code failed");
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let blob = prevalidate(&code)?;
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let compiled_artifact_blob = prepare(blob, &ExecutorParams::default())?;
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let executor = Executor::new(ExecutorParams::default())?;
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let result = unsafe {
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// SAFETY: This is trivially safe since the artifact is obtained by calling `prepare`
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// and is written into a temporary directory in an unmodified state.
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executor.execute(&compiled_artifact_blob, params)?
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};
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Ok(result)
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}
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