1use anyhow::anyhow;
2use axum::{
3 extract::MatchedPath,
4 http::{Request, Response},
5 routing::get,
6 Extension, Router,
7};
8use collab::llm::db::LlmDatabase;
9use collab::migrations::run_database_migrations;
10use collab::{api::billing::poll_stripe_events_periodically, llm::LlmState, ServiceMode};
11use collab::{
12 api::fetch_extensions_from_blob_store_periodically, db, env, executor::Executor,
13 rpc::ResultExt, AppState, Config, RateLimiter, Result,
14};
15use db::Database;
16use std::{
17 env::args,
18 net::{SocketAddr, TcpListener},
19 path::Path,
20 sync::Arc,
21 time::Duration,
22};
23#[cfg(unix)]
24use tokio::signal::unix::SignalKind;
25use tower_http::trace::TraceLayer;
26use tracing_subscriber::{
27 filter::EnvFilter, fmt::format::JsonFields, util::SubscriberInitExt, Layer,
28};
29use util::ResultExt as _;
30
31const VERSION: &str = env!("CARGO_PKG_VERSION");
32const REVISION: Option<&'static str> = option_env!("GITHUB_SHA");
33
34#[tokio::main]
35async fn main() -> Result<()> {
36 if let Err(error) = env::load_dotenv() {
37 eprintln!(
38 "error loading .env.toml (this is expected in production): {}",
39 error
40 );
41 }
42
43 let mut args = args().skip(1);
44 match args.next().as_deref() {
45 Some("version") => {
46 println!("collab v{} ({})", VERSION, REVISION.unwrap_or("unknown"));
47 }
48 Some("migrate") => {
49 let config = envy::from_env::<Config>().expect("error loading config");
50 setup_app_database(&config).await?;
51 }
52 Some("seed") => {
53 let config = envy::from_env::<Config>().expect("error loading config");
54 let db_options = db::ConnectOptions::new(config.database_url.clone());
55
56 let mut db = Database::new(db_options, Executor::Production).await?;
57 db.initialize_notification_kinds().await?;
58
59 collab::seed::seed(&config, &db, false).await?;
60
61 if let Some(llm_database_url) = config.llm_database_url.clone() {
62 let db_options = db::ConnectOptions::new(llm_database_url);
63 let mut db = LlmDatabase::new(db_options.clone(), Executor::Production).await?;
64 db.initialize().await?;
65 collab::llm::db::seed_database(&config, &mut db, true).await?;
66 }
67 }
68 Some("serve") => {
69 let mode = match args.next().as_deref() {
70 Some("collab") => ServiceMode::Collab,
71 Some("api") => ServiceMode::Api,
72 Some("llm") => ServiceMode::Llm,
73 Some("all") => ServiceMode::All,
74 _ => {
75 return Err(anyhow!(
76 "usage: collab <version | migrate | seed | serve <api|collab|llm|all>>"
77 ))?;
78 }
79 };
80
81 let config = envy::from_env::<Config>().expect("error loading config");
82 init_tracing(&config);
83 let mut app = Router::new()
84 .route("/", get(handle_root))
85 .route("/healthz", get(handle_liveness_probe))
86 .layer(Extension(mode));
87
88 let listener = TcpListener::bind(&format!("0.0.0.0:{}", config.http_port))
89 .expect("failed to bind TCP listener");
90
91 let mut on_shutdown = None;
92
93 if mode.is_llm() {
94 setup_llm_database(&config).await?;
95
96 let state = LlmState::new(config.clone(), Executor::Production).await?;
97
98 app = app
99 .merge(collab::llm::routes())
100 .layer(Extension(state.clone()));
101 }
102
103 if mode.is_collab() || mode.is_api() {
104 setup_app_database(&config).await?;
105
106 let state = AppState::new(config, Executor::Production).await?;
107
108 if mode.is_collab() {
109 state.db.purge_old_embeddings().await.trace_err();
110 RateLimiter::save_periodically(
111 state.rate_limiter.clone(),
112 state.executor.clone(),
113 );
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 poll_stripe_events_periodically(state.clone());
131 fetch_extensions_from_blob_store_periodically(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 tracing::info_span!(
150 "http_request",
151 method = ?request.method(),
152 matched_path,
153 user_id = tracing::field::Empty,
154 login = tracing::field::Empty,
155 authn.jti = 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, Executor::Production).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 .ok_or_else(|| anyhow!("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(
292 app_state: Option<Extension<Arc<AppState>>>,
293 llm_state: Option<Extension<Arc<LlmState>>>,
294) -> Result<String> {
295 if let Some(state) = app_state {
296 state.db.get_all_users(0, 1).await?;
297 }
298
299 if let Some(llm_state) = llm_state {
300 llm_state
301 .db
302 .get_active_user_count(chrono::Utc::now())
303 .await?;
304 }
305
306 Ok("ok".to_string())
307}
308
309pub fn init_tracing(config: &Config) -> Option<()> {
310 use std::str::FromStr;
311 use tracing_subscriber::layer::SubscriberExt;
312
313 let filter = EnvFilter::from_str(config.rust_log.as_deref()?).log_err()?;
314
315 tracing_subscriber::registry()
316 .with(if config.log_json.unwrap_or(false) {
317 Box::new(
318 tracing_subscriber::fmt::layer()
319 .fmt_fields(JsonFields::default())
320 .event_format(
321 tracing_subscriber::fmt::format()
322 .json()
323 .flatten_event(true)
324 .with_span_list(false),
325 )
326 .with_filter(filter),
327 ) as Box<dyn Layer<_> + Send + Sync>
328 } else {
329 Box::new(
330 tracing_subscriber::fmt::layer()
331 .event_format(tracing_subscriber::fmt::format().pretty())
332 .with_filter(filter),
333 )
334 })
335 .init();
336
337 None
338}