Bump wasmtime to 0.39.1

- Bump `wit-bindgen` to a compatible revision
- Update docs
- Remove unnecessary wasmtime::Config options

Signed-off-by: Lann Martin <lann.martin@fermyon.com>

Author: lann

Cargo.lock

@@ -48,7 +48,7 @@ tracing-subscriber = { version = "0.3.7", features = [ "env-filter" ] }
 url = "2.2.2"
 uuid = "^1.0"
 wasi-outbound-http = { path = "crates/outbound-http" }
-wasmtime = "0.35.3"
+wasmtime = "0.39.1"
 
 [target.'cfg(target_os = "linux")'.dependencies]
 # This needs to be an explicit dependency to enable

Cargo.toml

@@ -8,7 +8,7 @@ authors = [ "Fermyon Engineering <engineering@fermyon.com>" ]
 anyhow = "1.0"
 serde = { version = "1.0", features = [ "derive" ] }
 thiserror = "1"
-wit-bindgen-wasmtime = { git = "https://github.com/bytecodealliance/wit-bindgen", rev = "dde4694aaa6acf9370206527a798ac4ba6a8c5b8" }
+wit-bindgen-wasmtime = { git = "https://github.com/bytecodealliance/wit-bindgen", rev = "cb871cfa1ee460b51eb1d144b175b9aab9c50aba" }
 
 [dev-dependencies]
 toml = "0.5"

crates/config/Cargo.toml

@@ -15,11 +15,11 @@ tempfile = "3.3.0"
 tokio = { version = "1.10.0", features = [ "fs" ] }
 tracing = { version = "0.1", features = [ "log" ] }
 tracing-futures = "0.2"
-wasi-cap-std-sync = "0.35.3"
-wasi-common = "0.35.3"
-wasmtime = "0.35.3"
-wasmtime-wasi = "0.35.3"
+wasi-cap-std-sync = "0.39.1"
+wasi-common = "0.39.1"
+wasmtime = "0.39.1"
+wasmtime-wasi = "0.39.1"
 cap-std = "0.24.1"
 
 [dev-dependencies]
-wit-bindgen-wasmtime = { git = "https://github.com/bytecodealliance/wit-bindgen", rev = "dde4694aaa6acf9370206527a798ac4ba6a8c5b8" }
+wit-bindgen-wasmtime = { git = "https://github.com/bytecodealliance/wit-bindgen", rev = "cb871cfa1ee460b51eb1d144b175b9aab9c50aba" }

crates/engine/Cargo.toml

@@ -59,12 +59,7 @@ pub struct Engine(wasmtime::Engine);
 
 impl Engine {
     /// Create a new engine and initialize it with the given config.
-    pub fn new(mut config: wasmtime::Config) -> Result<Self> {
-        // In order for Wasmtime to run WebAssembly components, multi memory
-        // and module linking must always be enabled.
-        // See https://github.com/bytecodealliance/wit-bindgen/blob/main/crates/wasmlink.
-        config.wasm_multi_memory(true);
-        config.wasm_module_linking(true);
+    pub fn new(config: wasmtime::Config) -> Result<Self> {
         Ok(Self(wasmtime::Engine::new(&config)?))
     }
 

crates/engine/src/lib.rs

@@ -37,11 +37,11 @@ tracing = { version = "0.1", features = ["log"] }
 tracing-futures = "0.2"
 tracing-subscriber = { version = "0.3.7", features = ["env-filter"] }
 url = "2.2"
-wasi-cap-std-sync = "0.35.3"
-wasi-common = "0.35.3"
-wasmtime = "0.35.3"
-wasmtime-wasi = "0.35.3"
-wit-bindgen-wasmtime = { git = "https://github.com/bytecodealliance/wit-bindgen", rev = "dde4694aaa6acf9370206527a798ac4ba6a8c5b8" }
+wasi-cap-std-sync = "0.39.1"
+wasi-common = "0.39.1"
+wasmtime = "0.39.1"
+wasmtime-wasi = "0.39.1"
+wit-bindgen-wasmtime = { git = "https://github.com/bytecodealliance/wit-bindgen", rev = "cb871cfa1ee460b51eb1d144b175b9aab9c50aba" }
 
 [dev-dependencies]
 criterion = { version = "0.3.5", features = ["async_tokio"] }

crates/http/Cargo.toml

@@ -7,6 +7,6 @@
     crate-type = [ "cdylib" ]
 
 [dependencies]
-    wit-bindgen-rust = { git = "https://github.com/bytecodealliance/wit-bindgen", rev = "dde4694aaa6acf9370206527a798ac4ba6a8c5b8" }
+    wit-bindgen-rust = { git = "https://github.com/bytecodealliance/wit-bindgen", rev = "cb871cfa1ee460b51eb1d144b175b9aab9c50aba" }
 
 [workspace]

crates/http/benches/spin-http-benchmark/Cargo.lock

@@ -8,6 +8,6 @@
     crate-type = [ "cdylib" ]
 
 [dependencies]
-    wit-bindgen-rust = { git = "https://github.com/bytecodealliance/wit-bindgen", rev = "dde4694aaa6acf9370206527a798ac4ba6a8c5b8" }
+    wit-bindgen-rust = { git = "https://github.com/bytecodealliance/wit-bindgen", rev = "cb871cfa1ee460b51eb1d144b175b9aab9c50aba" }
 
 [workspace]