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Better wasm instance cache (#5109)

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* Wasm instance cache

* Reduce slot locking

* Fixed test

* Dispose of instance in case of error

* Fixed benches

* Style, comments, some renames

* Replaced upgradable lock with mutex

* Bump dependencies

* Re-export CallInWasm

* Update client/executor/src/wasm_runtime.rs

Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/executor/src/native_executor.rs

Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/executor/src/native_executor.rs

Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/executor/src/wasm_runtime.rs

Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/executor/wasmtime/src/runtime.rs

Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/executor/src/wasm_runtime.rs

Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/executor/src/wasm_runtime.rs

Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/executor/src/wasm_runtime.rs

Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com>

* Indents

* Whitespace

* Formatting

* Added issue link

Co-authored-by: Benjamin Kampmann <ben.kampmann@googlemail.com>
Co-authored-by: Gavin Wood <github@gavwood.com>
Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Benjamin Kampmann
2020-03-05 14:02:04 +01:00
committed by GitHub
parent 40b243f1c8
commit d3208aa7bc
19 changed files with 730 additions and 609 deletions
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substrate/client/executor/common/src/wasm_runtime.rs
+15 -8
View File
@@ -17,18 +17,25 @@
//! Definitions for a wasm runtime.
use crate::error::Error;
use sp_wasm_interface::{Function, Value};
use sp_wasm_interface::Value;
/// A trait that defines an abstract wasm runtime.
/// A trait that defines an abstract WASM runtime module.
///
/// This can be implemented by an execution engine.
pub trait WasmRuntime {
/// Return the host functions that are registered for this Wasm runtime.
fn host_functions(&self) -> &[&'static dyn Function];
pub trait WasmModule: Sync + Send {
/// Create a new instance.
fn new_instance(&self) -> Result<Box<dyn WasmInstance>, Error>;
}
/// Call a method in the Substrate runtime by name. Returns the encoded result on success.
fn call(&mut self, method: &str, data: &[u8]) -> Result<Vec<u8>, Error>;
/// A trait that defines an abstract wasm module instance.
///
/// This can be implemented by an execution engine.
pub trait WasmInstance: Send {
/// Call a method on this WASM instance and reset it afterwards.
/// Returns the encoded result on success.
fn call(&self, method: &str, data: &[u8]) -> Result<Vec<u8>, Error>;
/// Get the value from a global with the given `name`.
fn get_global_val(&self, name: &str) -> Result<Option<Value>, Error>;
/// This method is only suitable for getting immutable globals.
fn get_global_const(&self, name: &str) -> Result<Option<Value>, Error>;
}