Feature/eng 477 make wasm dependencies optional (#688)

* feat: make wasm runtime dependencies optional

* feat: feature gate next lib, update readme

* ci: rename loader feature in ci

* refactor: hyper with server feature in next features

.circleci/config.yml

@@ -168,7 +168,7 @@ jobs:
       - run: |
           cargo clippy --tests \
                        --all-targets \
-                       --features="codegen,loader,<< parameters.framework >>" \
+                       --features="codegen,builder,<< parameters.framework >>" \
                        --no-deps -- \
                        --D warnings \
                        -A clippy::let-unit-value \
@@ -210,10 +210,10 @@ jobs:
       - restore-cargo-cache
       - run:
           name: Run unit tests
-          command: cargo test --package shuttle-service --features="codegen,loader" --lib -- --nocapture
+          command: cargo test --package shuttle-service --features="codegen,builder" --lib -- --nocapture
       - run:
           name: Run integration tests
-          command: cargo test --package shuttle-service --features="codegen,loader" --test '*' -- --nocapture
+          command: cargo test --package shuttle-service --features="codegen,builder" --test '*' -- --nocapture
       - save-cargo-cache
   platform-test:
     parameters:

runtime/Cargo.toml

@@ -11,26 +11,28 @@ name = "rocket"
 
 [[bin]]
 name = "next"
+required-features = ["next"]
 
 [dependencies]
 anyhow = { workspace = true }
 async-trait = { workspace = true }
-cap-std = "1.0.2"
 clap ={ version = "4.0.18", features = ["derive"] }
-hyper = { version = "0.14.23", features = ["server"] }
-rmp-serde = { version = "1.1.1" }
 thiserror = { workspace = true }
 tokio = { version = "1.22.0", features = ["full"] }
 tokio-stream = "0.1.11"
 tonic = { workspace = true }
 tracing = { workspace = true }
 tracing-subscriber = { workspace = true, features = ["env-filter", "fmt"] }
 uuid = { workspace = true, features = ["v4"] }
+
 # TODO: bump these crates to 6.0 when we bump rust to >= 1.66
-wasi-common = "4.0.0"
-wasmtime = "4.0.0"
-wasmtime-wasi = "4.0.0"
-futures = "0.3.25"
+cap-std = { version = "1.0.2", optional = true }
+futures = { version = "0.3.25", optional = true }
+hyper = { version = "0.14.23", optional = true }
+rmp-serde = { version = "1.1.1", optional = true }
+wasi-common = { version = "4.0.0", optional = true }
+wasmtime = { version = "4.0.0", optional = true }
+wasmtime-wasi = { version = "4.0.0", optional = true }
 
 # For rocket.rs
 # TODO: remove
@@ -39,11 +41,24 @@ rocket = "0.5.0-rc.2"
 
 [dependencies.shuttle-common]
 workspace = true
-features = ["wasm", "service"]
+features = ["service"]
 
 [dependencies.shuttle-proto]
 workspace = true
 
 [dependencies.shuttle-service]
 workspace = true
 features = ["builder", "web-rocket"] # TODO: remove web-rocket
+
+[features]
+next = [
+    "cap-std", 
+    "futures", 
+    "hyper/server", 
+    "rmp-serde", 
+    "futures", 
+    "wasi-common", 
+    "wasmtime", 
+    "wasmtime-wasi",
+    "shuttle-common/wasm"
+]

runtime/README.md

@@ -21,7 +21,7 @@ make axum
 Run the test:
 
 ```bash
-cargo test axum -- --nocapture
+cargo test --features next axum -- --nocapture
 
 # or, run tests
 make test
@@ -30,7 +30,7 @@ make test
 Load and run:
 
 ```bash
-cargo run --bin next -- --port 6001
+cargo run --features next --bin next -- --port 6001
 ```
 
 In another terminal:

runtime/src/legacy/mod.rs

@@ -11,7 +11,7 @@ use std::{
 use anyhow::Context;
 use async_trait::async_trait;
 use clap::Parser;
-use futures::Future;
+use core::future::Future;
 use shuttle_common::{
     storage_manager::{StorageManager, WorkingDirStorageManager},
     LogItem,

runtime/src/lib.rs

@@ -1,8 +1,9 @@
 mod legacy;
+#[cfg(feature = "next")]
 mod next;
 mod provisioner_factory;
 
 pub use legacy::{start, Legacy};
-pub use next::AxumWasm;
-pub use next::NextArgs;
+#[cfg(feature = "next")]
+pub use next::{AxumWasm, NextArgs};
 pub use provisioner_factory::ProvisionerFactory;