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[lemmy.git] / src / main.rs
1 #[macro_use]
2 extern crate diesel_migrations;
3
4 use actix::prelude::*;
5 use actix_web::*;
6 use diesel::{
7   r2d2::{ConnectionManager, Pool},
8   PgConnection,
9 };
10 use lemmy_api::match_websocket_operation;
11 use lemmy_apub::activity_queue::create_activity_queue;
12 use lemmy_db_queries::get_database_url_from_env;
13 use lemmy_routes::{feeds, images, nodeinfo, webfinger};
14 use lemmy_server::{code_migrations::run_advanced_migrations, scheduled_tasks};
15 use lemmy_structs::blocking;
16 use lemmy_utils::{
17   rate_limit::{rate_limiter::RateLimiter, RateLimit},
18   settings::Settings,
19   LemmyError,
20 };
21 use lemmy_websocket::{chat_server::ChatServer, LemmyContext};
22 use reqwest::Client;
23 use std::{sync::Arc, thread};
24 use tokio::sync::Mutex;
25
26 embed_migrations!();
27
28 #[actix_web::main]
29 async fn main() -> Result<(), LemmyError> {
30   env_logger::init();
31   let settings = Settings::get();
32
33   // Set up the r2d2 connection pool
34   let db_url = match get_database_url_from_env() {
35     Ok(url) => url,
36     Err(_) => settings.get_database_url(),
37   };
38   let manager = ConnectionManager::<PgConnection>::new(&db_url);
39   let pool = Pool::builder()
40     .max_size(settings.database.pool_size)
41     .build(manager)
42     .unwrap_or_else(|_| panic!("Error connecting to {}", db_url));
43
44   // Run the migrations from code
45   blocking(&pool, move |conn| {
46     embedded_migrations::run(conn)?;
47     run_advanced_migrations(conn)?;
48     Ok(()) as Result<(), LemmyError>
49   })
50   .await??;
51
52   let pool2 = pool.clone();
53   thread::spawn(move || {
54     scheduled_tasks::setup(pool2);
55   });
56
57   // Set up the rate limiter
58   let rate_limiter = RateLimit {
59     rate_limiter: Arc::new(Mutex::new(RateLimiter::default())),
60   };
61
62   println!(
63     "Starting http server at {}:{}",
64     settings.bind, settings.port
65   );
66
67   let activity_queue = create_activity_queue();
68   let chat_server = ChatServer::startup(
69     pool.clone(),
70     rate_limiter.clone(),
71     |c, i, o, d| Box::pin(match_websocket_operation(c, i, o, d)),
72     Client::default(),
73     activity_queue.clone(),
74   )
75   .start();
76
77   // Create Http server with websocket support
78   HttpServer::new(move || {
79     let context = LemmyContext::create(
80       pool.clone(),
81       chat_server.to_owned(),
82       Client::default(),
83       activity_queue.to_owned(),
84     );
85     let rate_limiter = rate_limiter.clone();
86     App::new()
87       .wrap(middleware::Logger::default())
88       .data(context)
89       // The routes
90       .configure(|cfg| lemmy_api::routes::config(cfg, &rate_limiter))
91       .configure(lemmy_apub::routes::config)
92       .configure(feeds::config)
93       .configure(|cfg| images::config(cfg, &rate_limiter))
94       .configure(nodeinfo::config)
95       .configure(webfinger::config)
96   })
97   .bind((settings.bind, settings.port))?
98   .run()
99   .await?;
100
101   Ok(())
102 }