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::user_backfiller::spawn_user_backfiller;
15use collab::{
16 AppState, Config, Result, api::fetch_extensions_from_blob_store_periodically, db, env,
17 executor::Executor, rpc::ResultExt,
18};
19use db::Database;
20use std::{
21 env::args,
22 net::{SocketAddr, TcpListener},
23 path::Path,
24 sync::Arc,
25 time::Duration,
26};
27#[cfg(unix)]
28use tokio::signal::unix::SignalKind;
29use tower_http::trace::TraceLayer;
30use tracing_subscriber::{
31 Layer, filter::EnvFilter, fmt::format::JsonFields, util::SubscriberInitExt,
32};
33use util::ResultExt as _;
34
35const VERSION: &str = env!("CARGO_PKG_VERSION");
36const REVISION: Option<&'static str> = option_env!("GITHUB_SHA");
37
38#[expect(clippy::result_large_err)]
39#[tokio::main]
40async fn main() -> Result<()> {
41 if let Err(error) = env::load_dotenv() {
42 eprintln!(
43 "error loading .env.toml (this is expected in production): {}",
44 error
45 );
46 }
47
48 let mut args = args().skip(1);
49 match args.next().as_deref() {
50 Some("version") => {
51 println!("collab v{} ({})", VERSION, REVISION.unwrap_or("unknown"));
52 }
53 Some("migrate") => {
54 let config = envy::from_env::<Config>().expect("error loading config");
55 setup_app_database(&config).await?;
56 }
57 Some("seed") => {
58 let config = envy::from_env::<Config>().expect("error loading config");
59 let db_options = db::ConnectOptions::new(config.database_url.clone());
60
61 let mut db = Database::new(db_options).await?;
62 db.initialize_notification_kinds().await?;
63
64 collab::seed::seed(&config, &db, false).await?;
65
66 if let Some(llm_database_url) = config.llm_database_url.clone() {
67 let db_options = db::ConnectOptions::new(llm_database_url);
68 let mut db = LlmDatabase::new(db_options.clone(), Executor::Production).await?;
69 db.initialize().await?;
70 collab::llm::db::seed_database(&config, &mut db, true).await?;
71 }
72 }
73 Some("serve") => {
74 let mode = match args.next().as_deref() {
75 Some("collab") => ServiceMode::Collab,
76 Some("api") => ServiceMode::Api,
77 Some("all") => ServiceMode::All,
78 _ => {
79 return Err(anyhow!(
80 "usage: collab <version | migrate | seed | serve <api|collab|all>>"
81 ))?;
82 }
83 };
84
85 let config = envy::from_env::<Config>().expect("error loading config");
86 init_tracing(&config);
87 init_panic_hook();
88
89 let mut app = Router::new()
90 .route("/", get(handle_root))
91 .route("/healthz", get(handle_liveness_probe))
92 .layer(Extension(mode));
93
94 let listener = TcpListener::bind(format!("0.0.0.0:{}", config.http_port))
95 .expect("failed to bind TCP listener");
96
97 let mut on_shutdown = None;
98
99 if mode.is_collab() || mode.is_api() {
100 setup_app_database(&config).await?;
101 setup_llm_database(&config).await?;
102
103 let state = AppState::new(config, Executor::Production).await?;
104
105 if let Some(stripe_billing) = state.stripe_billing.clone() {
106 let executor = state.executor.clone();
107 executor.spawn_detached(async move {
108 stripe_billing.initialize().await.trace_err();
109 });
110 }
111
112 if mode.is_collab() {
113 state.db.purge_old_embeddings().await.trace_err();
114
115 let epoch = state
116 .db
117 .create_server(&state.config.zed_environment)
118 .await?;
119 let rpc_server = collab::rpc::Server::new(epoch, state.clone());
120 rpc_server.start().await?;
121
122 app = app
123 .merge(collab::api::routes(rpc_server.clone()))
124 .merge(collab::rpc::routes(rpc_server.clone()));
125
126 on_shutdown = Some(Box::new(move || rpc_server.teardown()));
127 }
128
129 if mode.is_api() {
130 fetch_extensions_from_blob_store_periodically(state.clone());
131 spawn_user_backfiller(state.clone());
132
133 app = app
134 .merge(collab::api::events::router())
135 .merge(collab::api::extensions::router())
136 }
137
138 app = app.layer(Extension(state.clone()));
139 }
140
141 app = app.layer(
142 TraceLayer::new_for_http()
143 .make_span_with(|request: &Request<_>| {
144 let matched_path = request
145 .extensions()
146 .get::<MatchedPath>()
147 .map(MatchedPath::as_str);
148
149 let geoip_country_code = request
150 .headers()
151 .typed_get::<CloudflareIpCountryHeader>()
152 .map(|header| header.to_string());
153
154 tracing::info_span!(
155 "http_request",
156 method = ?request.method(),
157 matched_path,
158 geoip_country_code,
159 user_id = tracing::field::Empty,
160 login = tracing::field::Empty,
161 authn.jti = tracing::field::Empty,
162 is_staff = tracing::field::Empty
163 )
164 })
165 .on_response(
166 |response: &Response<_>, latency: Duration, _: &tracing::Span| {
167 let duration_ms = latency.as_micros() as f64 / 1000.;
168 tracing::info!(
169 duration_ms,
170 status = response.status().as_u16(),
171 "finished processing request"
172 );
173 },
174 ),
175 );
176
177 #[cfg(unix)]
178 let signal = async move {
179 let mut sigterm = tokio::signal::unix::signal(SignalKind::terminate())
180 .expect("failed to listen for interrupt signal");
181 let mut sigint = tokio::signal::unix::signal(SignalKind::interrupt())
182 .expect("failed to listen for interrupt signal");
183 let sigterm = sigterm.recv();
184 let sigint = sigint.recv();
185 futures::pin_mut!(sigterm, sigint);
186 futures::future::select(sigterm, sigint).await;
187 };
188
189 #[cfg(windows)]
190 let signal = async move {
191 // todo(windows):
192 // `ctrl_close` does not work well, because tokio's signal handler always returns soon,
193 // but system terminates the application soon after returning CTRL+CLOSE handler.
194 // So we should implement blocking handler to treat CTRL+CLOSE signal.
195 let mut ctrl_break = tokio::signal::windows::ctrl_break()
196 .expect("failed to listen for interrupt signal");
197 let mut ctrl_c = tokio::signal::windows::ctrl_c()
198 .expect("failed to listen for interrupt signal");
199 let ctrl_break = ctrl_break.recv();
200 let ctrl_c = ctrl_c.recv();
201 futures::pin_mut!(ctrl_break, ctrl_c);
202 futures::future::select(ctrl_break, ctrl_c).await;
203 };
204
205 axum::Server::from_tcp(listener)
206 .map_err(|e| anyhow!(e))?
207 .serve(app.into_make_service_with_connect_info::<SocketAddr>())
208 .with_graceful_shutdown(async move {
209 signal.await;
210 tracing::info!("Received interrupt signal");
211
212 if let Some(on_shutdown) = on_shutdown {
213 on_shutdown();
214 }
215 })
216 .await
217 .map_err(|e| anyhow!(e))?;
218 }
219 _ => {
220 Err(anyhow!(
221 "usage: collab <version | migrate | seed | serve <api|collab|llm|all>>"
222 ))?;
223 }
224 }
225 Ok(())
226}
227
228async fn setup_app_database(config: &Config) -> Result<()> {
229 let db_options = db::ConnectOptions::new(config.database_url.clone());
230 let mut db = Database::new(db_options).await?;
231
232 let migrations_path = config.migrations_path.as_deref().unwrap_or_else(|| {
233 #[cfg(feature = "sqlite")]
234 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations.sqlite");
235 #[cfg(not(feature = "sqlite"))]
236 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations");
237
238 Path::new(default_migrations)
239 });
240
241 let migrations = run_database_migrations(db.options(), migrations_path).await?;
242 for (migration, duration) in migrations {
243 log::info!(
244 "Migrated {} {} {:?}",
245 migration.version,
246 migration.description,
247 duration
248 );
249 }
250
251 db.initialize_notification_kinds().await?;
252
253 if config.seed_path.is_some() {
254 collab::seed::seed(config, &db, false).await?;
255 }
256
257 Ok(())
258}
259
260async fn setup_llm_database(config: &Config) -> Result<()> {
261 let database_url = config
262 .llm_database_url
263 .as_ref()
264 .context("missing LLM_DATABASE_URL")?;
265
266 let db_options = db::ConnectOptions::new(database_url.clone());
267 let db = LlmDatabase::new(db_options, Executor::Production).await?;
268
269 let migrations_path = config
270 .llm_database_migrations_path
271 .as_deref()
272 .unwrap_or_else(|| {
273 #[cfg(feature = "sqlite")]
274 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations_llm.sqlite");
275 #[cfg(not(feature = "sqlite"))]
276 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations_llm");
277
278 Path::new(default_migrations)
279 });
280
281 let migrations = run_database_migrations(db.options(), migrations_path).await?;
282 for (migration, duration) in migrations {
283 log::info!(
284 "Migrated {} {} {:?}",
285 migration.version,
286 migration.description,
287 duration
288 );
289 }
290
291 Ok(())
292}
293
294async fn handle_root(Extension(mode): Extension<ServiceMode>) -> String {
295 format!("zed:{mode} v{VERSION} ({})", REVISION.unwrap_or("unknown"))
296}
297
298async fn handle_liveness_probe(app_state: Option<Extension<Arc<AppState>>>) -> Result<String> {
299 if let Some(state) = app_state {
300 state.db.get_all_users(0, 1).await?;
301 }
302
303 Ok("ok".to_string())
304}
305
306pub fn init_tracing(config: &Config) -> Option<()> {
307 use std::str::FromStr;
308 use tracing_subscriber::layer::SubscriberExt;
309
310 let filter = EnvFilter::from_str(config.rust_log.as_deref()?).log_err()?;
311
312 tracing_subscriber::registry()
313 .with(if config.log_json.unwrap_or(false) {
314 Box::new(
315 tracing_subscriber::fmt::layer()
316 .fmt_fields(JsonFields::default())
317 .event_format(
318 tracing_subscriber::fmt::format()
319 .json()
320 .flatten_event(true)
321 .with_span_list(false),
322 )
323 .with_filter(filter),
324 ) as Box<dyn Layer<_> + Send + Sync>
325 } else {
326 Box::new(
327 tracing_subscriber::fmt::layer()
328 .event_format(tracing_subscriber::fmt::format().pretty())
329 .with_filter(filter),
330 )
331 })
332 .init();
333
334 None
335}
336
337fn init_panic_hook() {
338 std::panic::set_hook(Box::new(move |panic_info| {
339 let panic_message = match panic_info.payload().downcast_ref::<&'static str>() {
340 Some(message) => *message,
341 None => match panic_info.payload().downcast_ref::<String>() {
342 Some(message) => message.as_str(),
343 None => "Box<Any>",
344 },
345 };
346 let backtrace = std::backtrace::Backtrace::force_capture();
347 let location = panic_info
348 .location()
349 .map(|loc| format!("{}:{}", loc.file(), loc.line()));
350 tracing::error!(panic = true, ?location, %panic_message, %backtrace, "Server Panic");
351 }));
352}