feat: serve repo files

Cargo.toml

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+[workspace]
+members = [
+    'server'
+]

server/.gitignore

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+data/

server/Cargo.toml

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+[package]
+name = "rieterd"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+axum = "0.6.18"
+tokio = { version = "1.29.1", features = ["full"] }
+tower = { version = "0.4.13", features = ["make"] }
+tower-http = { version = "0.4.1", features = ["fs"] }

server/src/main.rs

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+mod repo;
+
+use axum::Router;
+use std::path::PathBuf;
+
+#[derive(Clone)]
+pub struct Config {
+    data_dir: PathBuf,
+    repo_dir: PathBuf,
+    pkg_dir: PathBuf,
+}
+
+#[tokio::main]
+async fn main() {
+    let config = Config {
+        data_dir: "./data".into(),
+        repo_dir: "./data/repos".into(),
+        pkg_dir: "./data/pkgs".into(),
+    };
+
+    // build our application with a single route
+    let app = Router::new()
+        .merge(repo::router(&config))
+        .with_state(config);
+
+    // run it with hyper on localhost:3000
+    axum::Server::bind(&"0.0.0.0:3000".parse().unwrap())
+        .serve(app.into_make_service())
+        .await
+        .unwrap();
+}

server/src/repo/mod.rs

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+use axum::extract::{Path, State};
+use axum::routing::get_service;
+use axum::Router;
+use tower_http::services::ServeDir;
+
+pub fn router(config: &crate::Config) -> Router<crate::Config> {
+    // Try to serve packages by default, and try the database files instead if not found
+    let service = ServeDir::new(&config.pkg_dir).fallback(ServeDir::new(&config.repo_dir));
+    Router::new()
+        .route("/*path", get_service(service))
+        .with_state(config.clone())
+}