Files
handmade-revolt-backend/crates/delta/src/main.rs
2023-08-26 16:19:00 +01:00

111 lines
3.3 KiB
Rust

#[macro_use]
extern crate rocket;
#[macro_use]
extern crate revolt_rocket_okapi;
#[macro_use]
extern crate serde_json;
pub mod routes;
pub mod util;
use rocket_cors::{AllowedOrigins, CorsOptions};
use rocket_prometheus::PrometheusMetrics;
use std::net::Ipv4Addr;
use std::str::FromStr;
use async_std::channel::unbounded;
use revolt_quark::authifier::{Authifier, AuthifierEvent};
use revolt_quark::events::client::EventV1;
use revolt_quark::DatabaseInfo;
use rocket::data::ToByteUnit;
#[launch]
async fn rocket() -> _ {
// Configure logging and environment
revolt_quark::configure!();
// Ensure environment variables are present
revolt_quark::variables::delta::preflight_checks();
// Setup database
let db = revolt_database::DatabaseInfo::Auto.connect().await.unwrap();
db.migrate_database().await.unwrap();
// Legacy database setup from quark
let legacy_db = DatabaseInfo::Auto.connect().await.unwrap();
// Setup Authifier event channel
let (sender, receiver) = unbounded();
// Setup Authifier
let authifier = Authifier {
database: legacy_db.clone().into(),
config: revolt_quark::util::authifier::config(),
event_channel: Some(sender),
};
// Launch a listener for Authifier events
async_std::task::spawn(async move {
while let Ok(event) = receiver.recv().await {
match &event {
AuthifierEvent::CreateSession { .. } | AuthifierEvent::CreateAccount { .. } => {
EventV1::Auth(event).global().await
}
AuthifierEvent::DeleteSession { user_id, .. }
| AuthifierEvent::DeleteAllSessions { user_id, .. } => {
let id = user_id.to_string();
EventV1::Auth(event).private(id).await
}
}
}
});
// Launch background task workers
async_std::task::spawn(revolt_quark::tasks::start_workers(legacy_db.clone()));
// Configure CORS
let cors = CorsOptions {
allowed_origins: AllowedOrigins::All,
allowed_methods: [
"Get", "Put", "Post", "Delete", "Options", "Head", "Trace", "Connect", "Patch",
]
.iter()
.map(|s| FromStr::from_str(s).unwrap())
.collect(),
..Default::default()
}
.to_cors()
.expect("Failed to create CORS.");
// Configure Swagger
let swagger = revolt_rocket_okapi::swagger_ui::make_swagger_ui(
&revolt_rocket_okapi::swagger_ui::SwaggerUIConfig {
url: "../openapi.json".to_owned(),
..Default::default()
},
)
.into();
// Configure Rocket
let rocket = rocket::build();
let prometheus = PrometheusMetrics::new();
routes::mount(rocket)
.attach(prometheus.clone())
.mount("/metrics", prometheus)
.mount("/", rocket_cors::catch_all_options_routes())
.mount("/", util::ratelimiter::routes())
.mount("/swagger/", swagger)
.manage(authifier)
.manage(db)
.manage(legacy_db)
.manage(cors.clone())
.attach(util::ratelimiter::RatelimitFairing)
.attach(cors)
.configure(rocket::Config {
limits: rocket::data::Limits::default().limit("string", 5.megabytes()),
address: Ipv4Addr::new(0, 0, 0, 0).into(),
..Default::default()
})
}