Files
thoughts/crates/bootstrap/src/main.rs

114 lines
3.5 KiB
Rust

mod config;
mod factory;
use activitypub_base::{
followers_handler::{followers_handler, following_handler},
inbox::inbox_handler,
nodeinfo::{nodeinfo_handler, nodeinfo_well_known_handler},
outbox::outbox_handler,
webfinger::webfinger_handler,
};
use std::net::SocketAddr;
use std::sync::Arc;
use tower_http::cors::{AllowOrigin, CorsLayer};
use tracing_subscriber::EnvFilter;
#[tokio::main]
async fn main() {
let cfg = config::Config::from_env();
tracing_subscriber::fmt()
.with_env_filter(EnvFilter::from_default_env())
.init();
let infra = factory::build(&cfg).await;
// CORS
let cors = if cfg.cors_origins.trim() == "*" {
CorsLayer::permissive()
} else {
let origins: Vec<http::HeaderValue> = cfg
.cors_origins
.split(',')
.map(|o| o.trim())
.filter_map(|o| o.parse().ok())
.collect();
CorsLayer::new()
.allow_origin(AllowOrigin::list(origins))
.allow_methods(tower_http::cors::Any)
.allow_headers(tower_http::cors::Any)
};
let ap_router = axum::Router::new()
.route(
"/.well-known/webfinger",
axum::routing::get(webfinger_handler),
)
.route(
"/.well-known/nodeinfo",
axum::routing::get(nodeinfo_well_known_handler),
)
.route("/nodeinfo/2.0", axum::routing::get(nodeinfo_handler))
.route(
"/users/{username}/inbox",
axum::routing::post(inbox_handler),
)
.route(
"/users/{username}/outbox",
axum::routing::get(outbox_handler),
)
.route(
"/users/{username}/followers",
axum::routing::get(followers_handler),
)
.route(
"/users/{username}/following",
axum::routing::get(following_handler),
)
.layer(infra.ap_service.federation_config().middleware());
let base = presentation::routes::router()
.merge(ap_router)
.with_state(infra.state)
.layer(cors);
let addr = format!("{}:{}", cfg.host, cfg.port);
tracing::info!("Listening on {addr}");
let listener = tokio::net::TcpListener::bind(&addr).await.unwrap();
if let Some(rate_limit) = cfg.rate_limit {
use tower_governor::{governor::GovernorConfigBuilder, GovernorLayer}; // crate: tower_governor
// per_millisecond sets the token replenishment interval.
// rate_limit = max requests/minute => replenish every (60000 / rate_limit) ms.
let ms = (60_000u64).saturating_div(rate_limit as u64).max(1);
let governor_conf = Arc::new(
GovernorConfigBuilder::default()
.per_millisecond(ms)
.burst_size(rate_limit)
.use_headers()
.finish()
.expect("valid rate limit config"),
);
let limiter = governor_conf.limiter().clone();
tokio::spawn(async move {
let mut interval = tokio::time::interval(std::time::Duration::from_secs(60));
loop {
interval.tick().await;
limiter.retain_recent();
}
});
let app = base.layer(GovernorLayer::new(governor_conf));
axum::serve(
listener,
app.into_make_service_with_connect_info::<SocketAddr>(),
)
.await
.unwrap();
} else {
axum::serve(listener, base).await.unwrap();
}
}