add rustfmt.toml to configure format

.github/workflows/ci.yaml

@@ -13,10 +13,11 @@ jobs:
         with:
           workspaces: |
             "containerd-shim-* -> target"
-      - name: "Install dependencies"
+      - run: 
+          rustup toolchain install nightly --component rustfmt
+      - name: Setup build env
         run: |
-          sudo apt-get update
-          sudo apt-get install -y protobuf-compiler libseccomp-dev
+          ./scripts/setup-linux.sh
       - name: fmt
         run: |
           make fmt
@@ -43,10 +44,9 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/download-artifact@v4
       - uses: azure/setup-kubectl@v4
-      - name: "Install dependencies"
+      - name: Setup build env
         run: |
-          sudo apt-get update
-          sudo apt-get install -y protobuf-compiler libseccomp-dev
+          ./scripts/setup-linux.sh
       - name: Extract containerd-shim-spin-linux-${{ env.ARCH }}
         run: |
           mkdir -p ./bin

Makefile

@@ -61,16 +61,12 @@ tests/clean:
 
 .PHONY: fmt
 fmt:
-	$(foreach shim,$(SHIMS),cargo fmt --all --manifest-path=containerd-shim-$(shim)/Cargo.toml -- --check;)
-	$(foreach shim,$(SHIMS),cargo clippy --all-targets --all-features --workspace --manifest-path=containerd-shim-$(shim)/Cargo.toml -- -D warnings;)	
-	cargo fmt --all -- --check
+	cargo +nightly fmt --all -- --check
 	cargo clippy --all-targets --all-features --workspace -- --deny=warnings
 
 .PHONY: fix
 fix:
-	$(foreach shim,$(SHIMS),cargo fmt --all --manifest-path=containerd-shim-$(shim)/Cargo.toml;)
-	$(foreach shim,$(SHIMS),cargo clippy --all-targets --all-features --workspace --manifest-path=containerd-shim-$(shim)/Cargo.toml --fix -- -D warnings;)	
-	cargo fmt --all
+	cargo +nightly fmt --all
 	cargo clippy --all-targets --all-features --workspace --fix -- --deny=warnings
 
 .PHONY: build

containerd-shim-spin/src/engine.rs

@@ -1,25 +1,26 @@
+use std::{
+    collections::{hash_map::DefaultHasher, HashSet},
+    env,
+    fs::File,
+    hash::{Hash, Hasher},
+    io::Write,
+    net::{SocketAddr, ToSocketAddrs},
+    path::{Path, PathBuf},
+};
+
 use anyhow::{anyhow, ensure, Context, Result};
-use containerd_shim_wasm::container::{Engine, RuntimeContext, Stdio};
-use containerd_shim_wasm::sandbox::WasmLayer;
+use containerd_shim_wasm::{
+    container::{Engine, RuntimeContext, Stdio},
+    sandbox::WasmLayer,
+};
 use log::info;
 use oci_spec::image::MediaType;
 use spin_app::locked::LockedApp;
-use spin_loader::cache::Cache;
-use spin_loader::FilesMountStrategy;
+use spin_loader::{cache::Cache, FilesMountStrategy};
 use spin_manifest::schema::v2::AppManifest;
-use spin_trigger::TriggerHooks;
-use spin_trigger::{loader, RuntimeConfig, TriggerExecutor, TriggerExecutorBuilder};
+use spin_trigger::{loader, RuntimeConfig, TriggerExecutor, TriggerExecutorBuilder, TriggerHooks};
 use spin_trigger_http::HttpTrigger;
 use spin_trigger_redis::RedisTrigger;
-use std::collections::hash_map::DefaultHasher;
-use std::collections::HashSet;
-use std::env;
-use std::fs::File;
-use std::hash::{Hash, Hasher};
-use std::io::Write;
-use std::net::SocketAddr;
-use std::net::ToSocketAddrs;
-use std::path::{Path, PathBuf};
 use tokio::runtime::Runtime;
 use trigger_command::CommandTrigger;
 use trigger_sqs::SqsTrigger;

containerd-shim-spin/src/main.rs

@@ -1,6 +1,8 @@
 use containerd_shim::Config;
-use containerd_shim_wasm::container::Instance;
-use containerd_shim_wasm::sandbox::cli::{revision, shim_main, version};
+use containerd_shim_wasm::{
+    container::Instance,
+    sandbox::cli::{revision, shim_main, version},
+};
 
 mod engine;
 

rustfmt.toml

@@ -0,0 +1,6 @@
+newline_style = "Native"
+unstable_features = true # Cargo fmt now needs to be called with `cargo +nightly fmt`
+group_imports = "StdExternalCrate" # create three groups for std, external and local crates
+# Merge imports from the same module
+# See: https://rust-lang.github.io/rustfmt/?version=v1.4.38&search=#imports_granularity
+imports_granularity = "Crate"

scripts/setup-linux.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+sudo apt -y update
+sudo apt-get install -y protobuf-compiler libseccomp-dev
+

tests/src/integration_test.rs

@@ -1,10 +1,10 @@
 #[cfg(test)]
 mod test {
+    use anyhow::Result;
     use redis::AsyncCommands;
     use tokio::process::Command;
 
     use crate::retry_get;
-    use anyhow::Result;
 
     const RETRY_TIMES: u32 = 5;
     const INTERVAL_IN_SECS: u64 = 10;