v3

.github/workflows/rust.yml

@@ -28,6 +28,8 @@ jobs:
         sudo update-alternatives --set llvm-strip /usr/lib/llvm-21/bin/llvm-strip
     - name: Install musl target
       run: rustup target add x86_64-unknown-linux-musl
+    - name: Run tests
+      run: cargo test --verbose
     - name: Build
       run: |
         cargo build --release --target x86_64-unknown-linux-musl
@@ -42,4 +44,4 @@ jobs:
       with:
         archive: false
         name: minecraft_filter.o
-        path: ./c/minecraft_filter.o
+        path: ./xdp/minecraft_filter.o

.gitignore

@@ -15,6 +15,9 @@ target/
 *.tmp
 *.swp
 
+# Generated at runtime on first launch
+config.toml
+
 # System files
 .DS_Store
 Thumbs.db

Cargo.toml

@@ -3,22 +3,30 @@ name = "xdp-loader"
 version = "0.1.0"
 edition = "2024"
 
+# userspace loader lives in loader/ instead of the default src/
+[[bin]]
+name = "xdp-loader"
+path = "loader/main.rs"
+
 [dependencies]
 aya = "0.13.1"
 log = "0.4.32"
 signal-hook = "0.4.4"
 anyhow = "1.0.102"
-prometheus = "0.14"
-lazy_static = "1.4"
+# only the text encoder is used, default features would pull in protobuf
+prometheus = { version = "0.14", default-features = false }
 tiny_http = "0.12"
 fern = { version = "0.7", features = ["colored"] }
 colored = "3.1"
 chrono = "0.4"
 file-rotate = "0.8"
-clap = { version = "4.6", features = ["derive"] }
+serde = { version = "1.0.228", features = ["derive"] }
+toml = "1.1.2"
 
 [profile.release]
-opt-level = 3
+# the packet hot path lives in the kernel; the loader itself is not
+# performance sensitive, so optimize it for size
+opt-level = "z"
 lto = "fat"
 codegen-units = 1
 panic = "abort"