1use anyhow::{Context as _, anyhow};
2use axum::headers::HeaderMapExt;
3use axum::{
4 Extension, Router,
5 extract::MatchedPath,
6 http::{Request, Response},
7 routing::get,
8};
9
10use collab::ServiceMode;
11use collab::api::CloudflareIpCountryHeader;
12use collab::llm::db::LlmDatabase;
13use collab::migrations::run_database_migrations;
14use collab::{
15 AppState, Config, Result, api::fetch_extensions_from_blob_store_periodically, db, env,
16 executor::Executor,
17};
18use db::Database;
19use std::{
20 env::args,
21 net::{SocketAddr, TcpListener},
22 path::Path,
23 sync::Arc,
24 time::Duration,
25};
26#[cfg(unix)]
27use tokio::signal::unix::SignalKind;
28use tower_http::trace::TraceLayer;
29use tracing_subscriber::{
30 Layer, filter::EnvFilter, fmt::format::JsonFields, util::SubscriberInitExt,
31};
32use util::ResultExt as _;
33
34const VERSION: &str = env!("CARGO_PKG_VERSION");
35const REVISION: Option<&'static str> = option_env!("GITHUB_SHA");
36
37#[expect(clippy::result_large_err)]
38#[tokio::main]
39async fn main() -> Result<()> {
40 if let Err(error) = env::load_dotenv() {
41 eprintln!(
42 "error loading .env.toml (this is expected in production): {}",
43 error
44 );
45 }
46
47 let mut args = args().skip(1);
48 match args.next().as_deref() {
49 Some("version") => {
50 println!("collab v{} ({})", VERSION, REVISION.unwrap_or("unknown"));
51 }
52 Some("migrate") => {
53 let config = envy::from_env::<Config>().expect("error loading config");
54 setup_app_database(&config).await?;
55 }
56 Some("seed") => {
57 let config = envy::from_env::<Config>().expect("error loading config");
58 let db_options = db::ConnectOptions::new(config.database_url.clone());
59
60 let mut db = Database::new(db_options).await?;
61 db.initialize_notification_kinds().await?;
62
63 collab::seed::seed(&config, &db, false).await?;
64 }
65 Some("serve") => {
66 let mode = match args.next().as_deref() {
67 Some("collab") => ServiceMode::Collab,
68 Some("api") => ServiceMode::Api,
69 Some("all") => ServiceMode::All,
70 _ => {
71 return Err(anyhow!(
72 "usage: collab <version | migrate | seed | serve <api|collab|all>>"
73 ))?;
74 }
75 };
76
77 let config = envy::from_env::<Config>().expect("error loading config");
78 init_tracing(&config);
79 init_panic_hook();
80
81 let mut app = Router::new()
82 .route("/", get(handle_root))
83 .route("/healthz", get(handle_liveness_probe))
84 .layer(Extension(mode));
85
86 let listener = TcpListener::bind(format!("0.0.0.0:{}", config.http_port))
87 .expect("failed to bind TCP listener");
88
89 let mut on_shutdown = None;
90
91 if mode.is_collab() || mode.is_api() {
92 setup_app_database(&config).await?;
93 setup_llm_database(&config).await?;
94
95 let state = AppState::new(config, Executor::Production).await?;
96
97 if mode.is_collab() {
98 let epoch = state
99 .db
100 .create_server(&state.config.zed_environment)
101 .await?;
102 let rpc_server = collab::rpc::Server::new(epoch, state.clone());
103 rpc_server.start().await?;
104
105 app = app
106 .merge(collab::api::routes(rpc_server.clone()))
107 .merge(collab::rpc::routes(rpc_server.clone()));
108
109 on_shutdown = Some(Box::new(move || rpc_server.teardown()));
110 }
111
112 if mode.is_api() {
113 fetch_extensions_from_blob_store_periodically(state.clone());
114
115 app = app
116 .merge(collab::api::events::router())
117 .merge(collab::api::extensions::router())
118 }
119
120 app = app.layer(Extension(state.clone()));
121 }
122
123 app = app.layer(
124 TraceLayer::new_for_http()
125 .make_span_with(|request: &Request<_>| {
126 let matched_path = request
127 .extensions()
128 .get::<MatchedPath>()
129 .map(MatchedPath::as_str);
130
131 let geoip_country_code = request
132 .headers()
133 .typed_get::<CloudflareIpCountryHeader>()
134 .map(|header| header.to_string());
135
136 tracing::info_span!(
137 "http_request",
138 method = ?request.method(),
139 matched_path,
140 geoip_country_code,
141 user_id = tracing::field::Empty,
142 login = tracing::field::Empty,
143 authn.jti = tracing::field::Empty,
144 is_staff = tracing::field::Empty
145 )
146 })
147 .on_response(
148 |response: &Response<_>, latency: Duration, _: &tracing::Span| {
149 let duration_ms = latency.as_micros() as f64 / 1000.;
150 tracing::info!(
151 duration_ms,
152 status = response.status().as_u16(),
153 "finished processing request"
154 );
155 },
156 ),
157 );
158
159 #[cfg(unix)]
160 let signal = async move {
161 let mut sigterm = tokio::signal::unix::signal(SignalKind::terminate())
162 .expect("failed to listen for interrupt signal");
163 let mut sigint = tokio::signal::unix::signal(SignalKind::interrupt())
164 .expect("failed to listen for interrupt signal");
165 let sigterm = sigterm.recv();
166 let sigint = sigint.recv();
167 futures::pin_mut!(sigterm, sigint);
168 futures::future::select(sigterm, sigint).await;
169 };
170
171 #[cfg(windows)]
172 let signal = async move {
173 // todo(windows):
174 // `ctrl_close` does not work well, because tokio's signal handler always returns soon,
175 // but system terminates the application soon after returning CTRL+CLOSE handler.
176 // So we should implement blocking handler to treat CTRL+CLOSE signal.
177 let mut ctrl_break = tokio::signal::windows::ctrl_break()
178 .expect("failed to listen for interrupt signal");
179 let mut ctrl_c = tokio::signal::windows::ctrl_c()
180 .expect("failed to listen for interrupt signal");
181 let ctrl_break = ctrl_break.recv();
182 let ctrl_c = ctrl_c.recv();
183 futures::pin_mut!(ctrl_break, ctrl_c);
184 futures::future::select(ctrl_break, ctrl_c).await;
185 };
186
187 axum::Server::from_tcp(listener)
188 .map_err(|e| anyhow!(e))?
189 .serve(app.into_make_service_with_connect_info::<SocketAddr>())
190 .with_graceful_shutdown(async move {
191 signal.await;
192 tracing::info!("Received interrupt signal");
193
194 if let Some(on_shutdown) = on_shutdown {
195 on_shutdown();
196 }
197 })
198 .await
199 .map_err(|e| anyhow!(e))?;
200 }
201 _ => {
202 Err(anyhow!(
203 "usage: collab <version | migrate | seed | serve <api|collab|llm|all>>"
204 ))?;
205 }
206 }
207 Ok(())
208}
209
210async fn setup_app_database(config: &Config) -> Result<()> {
211 let db_options = db::ConnectOptions::new(config.database_url.clone());
212 let mut db = Database::new(db_options).await?;
213
214 let migrations_path = config.migrations_path.as_deref().unwrap_or_else(|| {
215 #[cfg(feature = "sqlite")]
216 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations.sqlite");
217 #[cfg(not(feature = "sqlite"))]
218 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations");
219
220 Path::new(default_migrations)
221 });
222
223 let migrations = run_database_migrations(db.options(), migrations_path).await?;
224 for (migration, duration) in migrations {
225 log::info!(
226 "Migrated {} {} {:?}",
227 migration.version,
228 migration.description,
229 duration
230 );
231 }
232
233 db.initialize_notification_kinds().await?;
234
235 if config.seed_path.is_some() {
236 collab::seed::seed(config, &db, false).await?;
237 }
238
239 Ok(())
240}
241
242async fn setup_llm_database(config: &Config) -> Result<()> {
243 let database_url = config
244 .llm_database_url
245 .as_ref()
246 .context("missing LLM_DATABASE_URL")?;
247
248 let db_options = db::ConnectOptions::new(database_url.clone());
249 let db = LlmDatabase::new(db_options, Executor::Production).await?;
250
251 let migrations_path = config
252 .llm_database_migrations_path
253 .as_deref()
254 .unwrap_or_else(|| {
255 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations_llm");
256
257 Path::new(default_migrations)
258 });
259
260 let migrations = run_database_migrations(db.options(), migrations_path).await?;
261 for (migration, duration) in migrations {
262 log::info!(
263 "Migrated {} {} {:?}",
264 migration.version,
265 migration.description,
266 duration
267 );
268 }
269
270 Ok(())
271}
272
273async fn handle_root(Extension(mode): Extension<ServiceMode>) -> String {
274 format!("zed:{mode} v{VERSION} ({})", REVISION.unwrap_or("unknown"))
275}
276
277async fn handle_liveness_probe(app_state: Option<Extension<Arc<AppState>>>) -> Result<String> {
278 if let Some(state) = app_state {
279 state.db.get_all_users(0, 1).await?;
280 }
281
282 Ok("ok".to_string())
283}
284
285pub fn init_tracing(config: &Config) -> Option<()> {
286 use std::str::FromStr;
287 use tracing_subscriber::layer::SubscriberExt;
288
289 let filter = EnvFilter::from_str(config.rust_log.as_deref()?).log_err()?;
290
291 tracing_subscriber::registry()
292 .with(if config.log_json.unwrap_or(false) {
293 Box::new(
294 tracing_subscriber::fmt::layer()
295 .fmt_fields(JsonFields::default())
296 .event_format(
297 tracing_subscriber::fmt::format()
298 .json()
299 .flatten_event(true)
300 .with_span_list(false),
301 )
302 .with_filter(filter),
303 ) as Box<dyn Layer<_> + Send + Sync>
304 } else {
305 Box::new(
306 tracing_subscriber::fmt::layer()
307 .event_format(tracing_subscriber::fmt::format().pretty())
308 .with_filter(filter),
309 )
310 })
311 .init();
312
313 None
314}
315
316fn init_panic_hook() {
317 std::panic::set_hook(Box::new(move |panic_info| {
318 let panic_message = match panic_info.payload().downcast_ref::<&'static str>() {
319 Some(message) => *message,
320 None => match panic_info.payload().downcast_ref::<String>() {
321 Some(message) => message.as_str(),
322 None => "Box<Any>",
323 },
324 };
325 let backtrace = std::backtrace::Backtrace::force_capture();
326 let location = panic_info
327 .location()
328 .map(|loc| format!("{}:{}", loc.file(), loc.line()));
329 tracing::error!(panic = true, ?location, %panic_message, %backtrace, "Server Panic");
330 }));
331}