1mod api;
2mod auth;
3mod db;
4mod env;
5mod rpc;
6
7#[cfg(test)]
8mod db_tests;
9#[cfg(test)]
10mod integration_tests;
11
12use crate::rpc::ResultExt as _;
13use axum::{body::Body, Router};
14use collab::{Error, Result};
15use db::{Db, PostgresDb};
16use serde::Deserialize;
17use std::{
18 net::{SocketAddr, TcpListener},
19 sync::Arc,
20 time::Duration,
21};
22use tokio::signal;
23use tracing_log::LogTracer;
24use tracing_subscriber::{filter::EnvFilter, fmt::format::JsonFields, Layer};
25use util::ResultExt;
26
27#[derive(Default, Deserialize)]
28pub struct Config {
29 pub http_port: u16,
30 pub database_url: String,
31 pub api_token: String,
32 pub invite_link_prefix: String,
33 pub live_kit_server: Option<String>,
34 pub live_kit_key: Option<String>,
35 pub live_kit_secret: Option<String>,
36 pub rust_log: Option<String>,
37 pub log_json: Option<bool>,
38}
39
40pub struct AppState {
41 db: Arc<dyn Db>,
42 live_kit_client: Option<Arc<dyn live_kit_server::api::Client>>,
43 config: Config,
44}
45
46impl AppState {
47 async fn new(config: Config) -> Result<Arc<Self>> {
48 let db = PostgresDb::new(&config.database_url, 5).await?;
49 let live_kit_client = if let Some(((server, key), secret)) = config
50 .live_kit_server
51 .as_ref()
52 .zip(config.live_kit_key.as_ref())
53 .zip(config.live_kit_secret.as_ref())
54 {
55 Some(Arc::new(live_kit_server::api::LiveKitClient::new(
56 server.clone(),
57 key.clone(),
58 secret.clone(),
59 )) as Arc<dyn live_kit_server::api::Client>)
60 } else {
61 None
62 };
63
64 let this = Self {
65 db: Arc::new(db),
66 live_kit_client,
67 config,
68 };
69 Ok(Arc::new(this))
70 }
71}
72
73#[tokio::main]
74async fn main() -> Result<()> {
75 if let Err(error) = env::load_dotenv() {
76 eprintln!(
77 "error loading .env.toml (this is expected in production): {}",
78 error
79 );
80 }
81
82 let config = envy::from_env::<Config>().expect("error loading config");
83 init_tracing(&config);
84 let state = AppState::new(config).await?;
85
86 let listener = TcpListener::bind(&format!("0.0.0.0:{}", state.config.http_port))
87 .expect("failed to bind TCP listener");
88 let rpc_server = rpc::Server::new(state.clone(), None);
89
90 rpc_server.start_recording_project_activity(Duration::from_secs(5 * 60), rpc::RealExecutor);
91
92 let app = Router::<Body>::new()
93 .merge(api::routes(rpc_server.clone(), state.clone()))
94 .merge(rpc::routes(rpc_server.clone()));
95
96 axum::Server::from_tcp(listener)?
97 .serve(app.into_make_service_with_connect_info::<SocketAddr>())
98 .with_graceful_shutdown(graceful_shutdown(rpc_server, state))
99 .await?;
100
101 Ok(())
102}
103
104pub fn init_tracing(config: &Config) -> Option<()> {
105 use std::str::FromStr;
106 use tracing_subscriber::layer::SubscriberExt;
107 let rust_log = config.rust_log.clone()?;
108
109 LogTracer::init().log_err()?;
110
111 let subscriber = tracing_subscriber::Registry::default()
112 .with(if config.log_json.unwrap_or(false) {
113 Box::new(
114 tracing_subscriber::fmt::layer()
115 .fmt_fields(JsonFields::default())
116 .event_format(
117 tracing_subscriber::fmt::format()
118 .json()
119 .flatten_event(true)
120 .with_span_list(true),
121 ),
122 ) as Box<dyn Layer<_> + Send + Sync>
123 } else {
124 Box::new(
125 tracing_subscriber::fmt::layer()
126 .event_format(tracing_subscriber::fmt::format().pretty()),
127 )
128 })
129 .with(EnvFilter::from_str(rust_log.as_str()).log_err()?);
130
131 tracing::subscriber::set_global_default(subscriber).unwrap();
132
133 None
134}
135
136async fn graceful_shutdown(rpc_server: Arc<rpc::Server>, state: Arc<AppState>) {
137 let ctrl_c = async {
138 signal::ctrl_c()
139 .await
140 .expect("failed to install Ctrl+C handler");
141 };
142
143 #[cfg(unix)]
144 let terminate = async {
145 signal::unix::signal(signal::unix::SignalKind::terminate())
146 .expect("failed to install signal handler")
147 .recv()
148 .await;
149 };
150
151 #[cfg(not(unix))]
152 let terminate = std::future::pending::<()>();
153
154 tokio::select! {
155 _ = ctrl_c => {},
156 _ = terminate => {},
157 }
158
159 if let Some(live_kit) = state.live_kit_client.as_ref() {
160 let deletions = rpc_server
161 .store()
162 .await
163 .rooms()
164 .values()
165 .map(|room| {
166 let name = room.live_kit_room.clone();
167 async {
168 live_kit.delete_room(name).await.trace_err();
169 }
170 })
171 .collect::<Vec<_>>();
172
173 tracing::info!("deleting all live-kit rooms");
174 if let Err(_) = tokio::time::timeout(
175 Duration::from_secs(10),
176 futures::future::join_all(deletions),
177 )
178 .await
179 {
180 tracing::error!("timed out waiting for live-kit room deletion");
181 }
182 }
183}