initial commit

.gitignore

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+/target

Cargo.toml

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+[package]
+name = "expose-dir-via-http"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+actix-web = "4"
+actix-files = "0.6"
+num_cpus = "1.16"
+clap = { version = "4.4.18", features = ["cargo", "derive"] }
+
+[profile.release]
+lto = true
+debug = false
+strip = true
+panic = "unwind"
+codegen-units = 1

src/main.rs

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+use actix_web::{App, HttpServer};
+use std::env;
+use std::net::IpAddr;
+use std::net::SocketAddr;
+
+use clap::{crate_name, crate_version, Parser};
+
+#[derive(Parser, Debug)]
+#[clap(name = crate_name!(), version = crate_version!())]
+struct Args {
+    /// Directory to expose
+    #[clap(default_value = ".")]
+    dir: String,
+
+    /// IP address to use
+    #[clap(default_value = "0.0.0.0")]
+    ip: IpAddr,
+
+    /// Port number to connect
+    #[clap(default_value = "8080")]
+    port: u16,
+}
+
+#[actix_web::main]
+async fn main() -> std::io::Result<()> {
+    let args = Args::parse();
+
+    let dir = args.dir;
+    let sock = SocketAddr::new(args.ip, args.port);
+
+    println!("Starting HTTP server on {sock} exposing dir {dir}");
+
+    HttpServer::new(move || {
+        App::new().service(
+            actix_files::Files::new("/", dir.clone())
+                .show_files_listing()
+                .prefer_utf8(true),
+        )
+    })
+    .workers(num_cpus::get())
+    .bind(sock)?
+    .run()
+    .await
+}