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 )
154 })
155 .on_response(
156 |response: &Response<_>, latency: Duration, _: &tracing::Span| {
157 let duration_ms = latency.as_micros() as f64 / 1000.;
158 tracing::info!(
159 duration_ms,
160 status = response.status().as_u16(),
161 "finished processing request"
162 );
163 },
164 ),
165 );
166
167 #[cfg(unix)]
168 let signal = async move {
169 let mut sigterm = tokio::signal::unix::signal(SignalKind::terminate())
170 .expect("failed to listen for interrupt signal");
171 let mut sigint = tokio::signal::unix::signal(SignalKind::interrupt())
172 .expect("failed to listen for interrupt signal");
173 let sigterm = sigterm.recv();
174 let sigint = sigint.recv();
175 futures::pin_mut!(sigterm, sigint);
176 futures::future::select(sigterm, sigint).await;
177 };
178
179 #[cfg(windows)]
180 let signal = async move {
181 // todo(windows):
182 // `ctrl_close` does not work well, because tokio's signal handler always returns soon,
183 // but system terminates the application soon after returning CTRL+CLOSE handler.
184 // So we should implement blocking handler to treat CTRL+CLOSE signal.
185 let mut ctrl_break = tokio::signal::windows::ctrl_break()
186 .expect("failed to listen for interrupt signal");
187 let mut ctrl_c = tokio::signal::windows::ctrl_c()
188 .expect("failed to listen for interrupt signal");
189 let ctrl_break = ctrl_break.recv();
190 let ctrl_c = ctrl_c.recv();
191 futures::pin_mut!(ctrl_break, ctrl_c);
192 futures::future::select(ctrl_break, ctrl_c).await;
193 };
194
195 axum::Server::from_tcp(listener)
196 .map_err(|e| anyhow!(e))?
197 .serve(app.into_make_service_with_connect_info::<SocketAddr>())
198 .with_graceful_shutdown(async move {
199 signal.await;
200 tracing::info!("Received interrupt signal");
201
202 if let Some(on_shutdown) = on_shutdown {
203 on_shutdown();
204 }
205 })
206 .await
207 .map_err(|e| anyhow!(e))?;
208 }
209 _ => {
210 Err(anyhow!(
211 "usage: collab <version | migrate | seed | serve <api|collab|llm|all>>"
212 ))?;
213 }
214 }
215 Ok(())
216}
217
218async fn setup_app_database(config: &Config) -> Result<()> {
219 let db_options = db::ConnectOptions::new(config.database_url.clone());
220 let mut db = Database::new(db_options, Executor::Production).await?;
221
222 let migrations_path = config.migrations_path.as_deref().unwrap_or_else(|| {
223 #[cfg(feature = "sqlite")]
224 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations.sqlite");
225 #[cfg(not(feature = "sqlite"))]
226 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations");
227
228 Path::new(default_migrations)
229 });
230
231 let migrations = run_database_migrations(db.options(), migrations_path).await?;
232 for (migration, duration) in migrations {
233 log::info!(
234 "Migrated {} {} {:?}",
235 migration.version,
236 migration.description,
237 duration
238 );
239 }
240
241 db.initialize_notification_kinds().await?;
242
243 if config.seed_path.is_some() {
244 collab::seed::seed(&config, &db, false).await?;
245 }
246
247 Ok(())
248}
249
250async fn setup_llm_database(config: &Config) -> Result<()> {
251 let database_url = config
252 .llm_database_url
253 .as_ref()
254 .ok_or_else(|| anyhow!("missing LLM_DATABASE_URL"))?;
255
256 let db_options = db::ConnectOptions::new(database_url.clone());
257 let db = LlmDatabase::new(db_options, Executor::Production).await?;
258
259 let migrations_path = config
260 .llm_database_migrations_path
261 .as_deref()
262 .unwrap_or_else(|| {
263 #[cfg(feature = "sqlite")]
264 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations_llm.sqlite");
265 #[cfg(not(feature = "sqlite"))]
266 let default_migrations = concat!(env!("CARGO_MANIFEST_DIR"), "/migrations_llm");
267
268 Path::new(default_migrations)
269 });
270
271 let migrations = run_database_migrations(db.options(), migrations_path).await?;
272 for (migration, duration) in migrations {
273 log::info!(
274 "Migrated {} {} {:?}",
275 migration.version,
276 migration.description,
277 duration
278 );
279 }
280
281 Ok(())
282}
283
284async fn handle_root(Extension(mode): Extension<ServiceMode>) -> String {
285 format!("zed:{mode} v{VERSION} ({})", REVISION.unwrap_or("unknown"))
286}
287
288async fn handle_liveness_probe(
289 app_state: Option<Extension<Arc<AppState>>>,
290 llm_state: Option<Extension<Arc<LlmState>>>,
291) -> Result<String> {
292 if let Some(state) = app_state {
293 state.db.get_all_users(0, 1).await?;
294 }
295
296 if let Some(llm_state) = llm_state {
297 llm_state
298 .db
299 .get_active_user_count(chrono::Utc::now())
300 .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}