fixed ebpf check in xtask

Signed-off-by: Quentin JEROME <qjerome@users.noreply.github.com>

.vscode/settings.json

@@ -24,10 +24,14 @@
     "--",
     "--workspace",
     "--quiet",
-    "--message-format=json"
+    "--message-format=json",
+    "--all-targets",
   ],
   // if set to workspace it tries to run cargo xtask inside
   // kunai-ebpf which is problematic as xtask doesnt exists in there 
   "rust-analyzer.cargo.buildScripts.invocationLocation": "root",
-  "rust-analyzer.cargo.features": "all"
+  "rust-analyzer.cargo.features": "all",
+  "rust-analyzer.runnables.extraArgs": [
+    "--target=x86_64-unknown-linux-gnu"
+  ],
 }

xtask/src/ebpf.rs

@@ -60,6 +60,11 @@ pub struct BuildOptions {
 }
 
 impl BuildOptions {
+    pub fn build_args(mut self, args: Vec<String>) -> Self {
+        self.build_args = args;
+        self
+    }
+
     fn mandatory_rustflags(&self) -> Vec<String> {
         let mut rustflags = vec![std::env::var("RUSTFLAGS").unwrap_or_default()];
 

xtask/src/main.rs

@@ -35,8 +35,15 @@ fn main() -> Result<(), anyhow::Error> {
         Build(opts) => user::build_all(EBPF_DIR, &opts)?,
         Run(opts) => user::run(EBPF_DIR, &opts)?,
         Check(mut opts) => {
+            // checking userland code
             user::check(&mut opts)?;
-            ebpf::check(EBPF_DIR, &mut opts.into())?;
+
+            // checking bpf code
+            // build arguments are not propagated by into method so we need
+            // to set them explicitely
+            let check_args = opts.build_args.clone();
+            let bo: ebpf::BuildOptions = opts.into();
+            ebpf::check(EBPF_DIR, &mut bo.build_args(check_args))?;
         }
         BuildTools(opts) => {
             // checking we have the tools we need