init/nitro: Initialize project

Author: tylerfanelli

Cargo.toml

@@ -1,6 +1,6 @@
 [workspace]
 members = ["src/libkrun"]
-exclude = ["examples/gtk_display"]
+exclude = ["examples/gtk_display", "init/nitro"]
 resolver = "2"
 
 [profile.dev]

init/nitro/Cargo.lock

@@ -0,0 +1,10 @@
+[package]
+name = "krun-nitro-init"
+version = "0.1.0"
+edition = "2024"
+authors = ["The libkrun Authors"]
+license = "Apache-2.0"
+
+[dependencies]
+clap = { version = "4.5.48", features = ["derive"] }
+vsock = "0.5.1"

init/nitro/Cargo.toml

@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: Apache-2.0
+
+use vsock::{VMADDR_CID_HYPERVISOR, VsockAddr, VsockStream};
+
+#[derive(Debug)]
+pub struct GuestInitComm {
+    sockaddr: VsockAddr,
+}
+
+impl From<super::Args> for GuestInitComm {
+    fn from(args: super::Args) -> Self {
+        let sockaddr = VsockAddr::new(VMADDR_CID_HYPERVISOR, args.vsock_port);
+
+        Self { sockaddr }
+    }
+}

init/nitro/src/init.rs

@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: Apache-2.0
+
+mod init;
+
+use clap::Parser;
+use init::GuestInitComm;
+
+#[derive(Parser)]
+struct Args {
+    #[clap(default_value = "9000")]
+    pub vsock_port: u32,
+}
+
+fn main() {
+    let _stream = {
+        let args = Args::parse();
+
+        let init = GuestInitComm::from(args);
+    };
+
+    println!("Hello, world!");
+}