68 lines
2.1 KiB
Rust
68 lines
2.1 KiB
Rust
use std::{future::ready, net::SocketAddr};
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use axum::{
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extract::Extension,
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http::StatusCode,
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middleware,
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routing::{get, get_service},
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Router,
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};
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use tower_http::{auth::RequireAuthorizationLayer, services::ServeDir, trace::TraceLayer};
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use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
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mod api;
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mod matrix;
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mod metrics;
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const DEFAULT_STATIC_DIR_NAME: &str = "static";
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#[tokio::main]
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async fn main()
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{
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// Enable tracing
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tracing_subscriber::registry()
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.with(tracing_subscriber::EnvFilter::new(
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std::env::var("RUST_LOG").unwrap_or_else(|_| "site=debug,tower_http=debug".into()),
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))
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.with(tracing_subscriber::fmt::layer())
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.init();
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// Get required variables from env vars
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let api_key = std::env::var("API_KEY").expect("No API_KEY was provided.");
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let data_dir = std::env::var("DATA_DIR").expect("No DATA_DIR was provided.");
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let static_dir = format!("{}/{}", data_dir, DEFAULT_STATIC_DIR_NAME);
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std::fs::create_dir_all(&static_dir);
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let recorder_handle = metrics::setup_metrics_recorder();
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let app = Router::new()
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// Handle Matrix .well-known files
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.nest("/", matrix::router())
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// Routes under /api path
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.nest(
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"/api",
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api::router().layer(RequireAuthorizationLayer::bearer(&api_key)),
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)
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.route("/metrics", get(move || ready(recorder_handle.render())))
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// The fallback option is to serve the actual static files
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.fallback(get_service(ServeDir::new(static_dir)).handle_error(
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|error: std::io::Error| async move {
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(
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StatusCode::INTERNAL_SERVER_ERROR,
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format!("Unhandled internal error: {}", error),
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)
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},
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))
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.layer(middleware::from_fn(metrics::track_metrics))
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.layer(Extension(data_dir))
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.layer(TraceLayer::new_for_http());
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let addr = SocketAddr::from(([0, 0, 0, 0], 3000));
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tracing::debug!("listening on {}", addr);
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axum::Server::bind(&addr)
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.serve(app.into_make_service())
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.await
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.unwrap();
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}
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