vey-reuseport: add udp reuseport socket selector

Author: zh-jq

.github/workflows/linux-basic.yml

@@ -52,6 +52,7 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install capnproto libjemalloc-dev libmimalloc-dev libc-ares-dev libssl-dev liblua5.4-dev
+          sudo apt-get install libbpf-dev linux-bpf-dev
       - name: Cargo build
         run: cargo build --features jemalloc,lua54
       - name: Cargo test
@@ -73,5 +74,6 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install capnproto libjemalloc-dev libmimalloc-dev libc-ares-dev libssl-dev liblua5.4-dev
+          sudo apt-get install libbpf-dev linux-bpf-dev
       - name: Cargo clippy
         run: cargo clippy --tests --workspace --features jemalloc,lua54 -- --deny warnings

.github/workflows/macos-basic.yml

@@ -50,4 +50,4 @@ jobs:
       - name: Cargo clippy
         run: cargo clippy --tests --features jemalloc,lua55 -- --deny warnings
       - name: Cargo test
-        run: cargo test --workspace --features jemalloc,lua55 --exclude vey-journal
+        run: cargo test --workspace --features jemalloc,lua55 --exclude vey-journal --exclude vey-reuseport

.github/workflows/windows-basic.yml

@@ -54,4 +54,4 @@ jobs:
       - name: Cargo clippy
         run: cargo clippy --no-default-features --features $env:WIN_FEATURES --tests -- --deny warnings
       - name: Cargo test
-        run: cargo test --no-default-features --features $env:WIN_FEATURES --workspace --exclude vey-journal
+        run: cargo test --no-default-features --features $env:WIN_FEATURES --workspace --exclude vey-journal --exclude vey-reuseport

Cargo.lock

@@ -49,6 +49,7 @@ members = [
     "lib/vey-openssl",
     "lib/vey-redis-client",
     "lib/vey-resolver",
+    "lib/vey-reuseport",
     "lib/vey-runtime",
     "lib/vey-rustls-provider",
     "lib/vey-slog-types",
@@ -109,6 +110,7 @@ chrono = { version = "0.4.45", default-features = false }
 ascii = "1.0"
 humanize-rs = "0.1"
 zeroize = "1.8"
+zerocopy = { version = "0.8", default-features = false, features = ["derive"] }
 #
 portable-atomic = "1.9"
 itoa = "1.0"
@@ -187,6 +189,7 @@ capnpc = "0.26"
 libc = "0.2.182"
 rustix = { version = "1.1", default-features = false }
 windows-sys = "0.61"
+socket2 = { version = "0.6.4", features = ["all"] }
 #
 serde = "1.0"
 yaml-rust = { package = "yaml-rust2", version = "0.11" }
@@ -233,6 +236,7 @@ vey-msgpack = { version = "0.4", path = "lib/vey-msgpack" }
 vey-openssl = { version = "0.4", path = "lib/vey-openssl" }
 vey-redis-client = { version = "0.3", path = "lib/vey-redis-client" }
 vey-resolver = { version = "0.9", path = "lib/vey-resolver" }
+vey-reuseport = { version = "0.1", path = "lib/vey-reuseport" }
 vey-runtime = { version = "0.5", path = "lib/vey-runtime" }
 vey-rustls-provider = { version = "0.1", path = "lib/vey-rustls-provider" }
 vey-slog-types = { version = "0.3", path = "lib/vey-slog-types" }

Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "vey-reuseport"
+version = "0.1.0"
+license.workspace = true
+edition.workspace = true
+rust-version.workspace = true
+
+[dependencies]
+anyhow.workspace = true
+libbpf-rs = { version = "0.26", default-features = false }
+libc.workspace = true
+log.workspace = true
+zerocopy.workspace = true
+socket2.workspace = true
+
+[build-dependencies]
+libbpf-cargo = { version = "0.26", default-features = false }