Implement sending commands via Unix sockets

tun/Cargo.toml

@@ -11,10 +11,12 @@ socket2 = "0.4"
 tokio = { version = "1.28", features = [] }
 byteorder = "1.4"
 log = "0.4"
+serde = { version = "1", features = ["derive"], optional = true }
 
 futures = { version = "0.3.28", optional = true }
 
 [features]
+serde = ["dep:serde"]
 tokio = ["tokio/net", "dep:futures"]
 
 [target.'cfg(feature = "tokio")'.dev-dependencies]

tun/src/options.rs

@@ -3,7 +3,8 @@ use std::io::Error;
 
 use super::TunInterface;
 
-#[derive(Default)]
+#[derive(Debug, Clone, Default)]
+#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
 pub struct TunOptions {
     /// (Windows + Linux) Name the tun interface.
     pub(crate) name: Option<String>,