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 mode.is_collab() {
106 state.db.purge_old_embeddings().await.trace_err();
107
108 let epoch = state
109 .db
110 .create_server(&state.config.zed_environment)
111 .await?;
112 let rpc_server = collab::rpc::Server::new(epoch, state.clone());
113 rpc_server.start().await?;
114
115 app = app
116 .merge(collab::api::routes(rpc_server.clone()))
117 .merge(collab::rpc::routes(rpc_server.clone()));
118
119 on_shutdown = Some(Box::new(move || rpc_server.teardown()));
120 }
121
122 if mode.is_api() {
123 fetch_extensions_from_blob_store_periodically(state.clone());
124 spawn_user_backfiller(state.clone());
125
126 app = app
127 .merge(collab::api::events::router())
128 .merge(collab::api::extensions::router())
129 }
130
131 app = app.layer(Extension(state.clone()));
132 }
133
134 app = app.layer(
135 TraceLayer::new_for_http()
136 .make_span_with(|request: &Request<_>| {
137 let matched_path = request
138 .extensions()
139 .get::<MatchedPath>()
140 .map(MatchedPath::as_str);
141
142 let geoip_country_code = request
143 .headers()
144 .typed_get::<CloudflareIpCountryHeader>()
145 .map(|header| header.to_string());
146
147 tracing::info_span!(
148 "http_request",
149 method = ?request.method(),
150 matched_path,
151 geoip_country_code,
152 user_id = tracing::field::Empty,
153 login = tracing::field::Empty,
154 authn.jti = tracing::field::Empty,
155 is_staff = tracing::field::Empty
156 )
157 })
158 .on_response(
159 |response: &Response<_>, latency: Duration, _: &tracing::Span| {
160 let duration_ms = latency.as_micros() as f64 / 1000.;
161 tracing::info!(
162 duration_ms,
163 status = response.status().as_u16(),
164 "finished processing request"
165 );
166 },
167 ),
168 );
169
170 #[cfg(unix)]
171 let signal = async move {
172 let mut sigterm = tokio::signal::unix::signal(SignalKind::terminate())
173 .expect("failed to listen for interrupt signal");
174 let mut sigint = tokio::signal::unix::signal(SignalKind::interrupt())
175 .expect("failed to listen for interrupt signal");
176 let sigterm = sigterm.recv();
177 let sigint = sigint.recv();
178 futures::pin_mut!(sigterm, sigint);
179 futures::future::select(sigterm, sigint).await;
180 };
181
182 #[cfg(windows)]
183 let signal = async move {
184 // todo(windows):
185 // `ctrl_close` does not work well, because tokio's signal handler always returns soon,
186 // but system terminates the application soon after returning CTRL+CLOSE handler.
187 // So we should implement blocking handler to treat CTRL+CLOSE signal.
188 let mut ctrl_break = tokio::signal::windows::ctrl_break()
189 .expect("failed to listen for interrupt signal");
190 let mut ctrl_c = tokio::signal::windows::ctrl_c()
191 .expect("failed to listen for interrupt signal");
192 let ctrl_break = ctrl_break.recv();
193 let ctrl_c = ctrl_c.recv();
194 futures::pin_mut!(ctrl_break, ctrl_c);
195 futures::future::select(ctrl_break, ctrl_c).await;
196 };
197
198 axum::Server::from_tcp(listener)
199 .map_err(|e| anyhow!(e))?
200 .serve(app.into_make_service_with_connect_info::<SocketAddr>())
201 .with_graceful_shutdown(async move {
202 signal.await;
203 tracing::info!("Received interrupt signal");
204
205 if let Some(on_shutdown) = on_shutdown {
206 on_shutdown();
207 }
208 })
209 .await
210 .map_err(|e| anyhow!(e))?;
211 }
212 _ => {
213 Err(anyhow!(
214 "usage: collab <version | migrate | seed | serve <api|collab|llm|all>>"
215 ))?;
216 }
217 }
218 Ok(())
219}
220
221async fn setup_app_database(config: &Config) -> Result<()> {
222 let db_options = db::ConnectOptions::new(config.database_url.clone());
223 let mut db = Database::new(db_options).await?;
224
225 let migrations_path = config.migrations_path.as_deref().unwrap_or_else(|| {
226 #[cfg(feature = "sqlite")]
227 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations.sqlite");
228 #[cfg(not(feature = "sqlite"))]
229 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations");
230
231 Path::new(default_migrations)
232 });
233
234 let migrations = run_database_migrations(db.options(), migrations_path).await?;
235 for (migration, duration) in migrations {
236 log::info!(
237 "Migrated {} {} {:?}",
238 migration.version,
239 migration.description,
240 duration
241 );
242 }
243
244 db.initialize_notification_kinds().await?;
245
246 if config.seed_path.is_some() {
247 collab::seed::seed(config, &db, false).await?;
248 }
249
250 Ok(())
251}
252
253async fn setup_llm_database(config: &Config) -> Result<()> {
254 let database_url = config
255 .llm_database_url
256 .as_ref()
257 .context("missing LLM_DATABASE_URL")?;
258
259 let db_options = db::ConnectOptions::new(database_url.clone());
260 let db = LlmDatabase::new(db_options, Executor::Production).await?;
261
262 let migrations_path = config
263 .llm_database_migrations_path
264 .as_deref()
265 .unwrap_or_else(|| {
266 #[cfg(feature = "sqlite")]
267 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations_llm.sqlite");
268 #[cfg(not(feature = "sqlite"))]
269 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations_llm");
270
271 Path::new(default_migrations)
272 });
273
274 let migrations = run_database_migrations(db.options(), migrations_path).await?;
275 for (migration, duration) in migrations {
276 log::info!(
277 "Migrated {} {} {:?}",
278 migration.version,
279 migration.description,
280 duration
281 );
282 }
283
284 Ok(())
285}
286
287async fn handle_root(Extension(mode): Extension<ServiceMode>) -> String {
288 format!("zed:{mode} v{VERSION} ({})", REVISION.unwrap_or("unknown"))
289}
290
291async fn handle_liveness_probe(app_state: Option<Extension<Arc<AppState>>>) -> Result<String> {
292 if let Some(state) = app_state {
293 state.db.get_all_users(0, 1).await?;
294 }
295
296 Ok("ok".to_string())
297}
298
299pub fn init_tracing(config: &Config) -> Option<()> {
300 use std::str::FromStr;
301 use tracing_subscriber::layer::SubscriberExt;
302
303 let filter = EnvFilter::from_str(config.rust_log.as_deref()?).log_err()?;
304
305 tracing_subscriber::registry()
306 .with(if config.log_json.unwrap_or(false) {
307 Box::new(
308 tracing_subscriber::fmt::layer()
309 .fmt_fields(JsonFields::default())
310 .event_format(
311 tracing_subscriber::fmt::format()
312 .json()
313 .flatten_event(true)
314 .with_span_list(false),
315 )
316 .with_filter(filter),
317 ) as Box<dyn Layer<_> + Send + Sync>
318 } else {
319 Box::new(
320 tracing_subscriber::fmt::layer()
321 .event_format(tracing_subscriber::fmt::format().pretty())
322 .with_filter(filter),
323 )
324 })
325 .init();
326
327 None
328}
329
330fn init_panic_hook() {
331 std::panic::set_hook(Box::new(move |panic_info| {
332 let panic_message = match panic_info.payload().downcast_ref::<&'static str>() {
333 Some(message) => *message,
334 None => match panic_info.payload().downcast_ref::<String>() {
335 Some(message) => message.as_str(),
336 None => "Box<Any>",
337 },
338 };
339 let backtrace = std::backtrace::Backtrace::force_capture();
340 let location = panic_info
341 .location()
342 .map(|loc| format!("{}:{}", loc.file(), loc.line()));
343 tracing::error!(panic = true, ?location, %panic_message, %backtrace, "Server Panic");
344 }));
345}