Parachain validation moved to external process (#325)

* Improved execution & tests * Style * Made CLI arg const * Moved Upwards message * CLI subcommand for validation worker * Build halting parachain * Build halting parachain * Made stuff private * Reorganized parachain tests * Comment * Whitespace * Apply suggestions from code review Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com> * Fixed call data size check and introduced an enum * Apply suggestions from code review Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com>
2026-05-30 11:41:02 +00:00 · 2019-07-23 11:09:30 +02:00
parent 157cd9a217
commit f1fdb0cb83
19 changed files with 1076 additions and 417 deletions
@@ -0,0 +1,44 @@
+// Copyright 2019 Parity Technologies (UK) Ltd.
+// This file is part of Polkadot.
+
+// Polkadot 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.
+
+// Polkadot 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 Polkadot.  If not, see <http://www.gnu.org/licenses/>.
+
+mod adder;
+mod wasm_executor;
+
+use polkadot_parachain as parachain;
+use crate::parachain::{
+	MessageRef, UpwardMessageRef,
+	wasm_executor::{Externalities, ExternalitiesError, run_worker},
+};
+
+struct DummyExt;
+impl Externalities for DummyExt {
+	fn post_message(&mut self, _message: MessageRef) -> Result<(), ExternalitiesError> {
+		Ok(())
+	}
+	fn post_upward_message(&mut self, _message: UpwardMessageRef) -> Result<(), ExternalitiesError> {
+		Ok(())
+	}
+}
+
+// This is not an actual test, but rather an entry point for out-of process WASM executor.
+// When executing tests the executor spawns currently executing binary, which happens to be test binary.
+// It then passes "validation_worker" on CLI effectivly making rust test executor to run this single test.
+#[test]
+fn validation_worker() {
+	if let Some(id) = std::env::args().find(|a| a.starts_with("/shmem_rs_")) {
+		run_worker(&id).unwrap()
+	}
+}