1mod capability_granter;
2pub mod extension_settings;
3pub mod headless_host;
4pub mod wasm_host;
5
6#[cfg(test)]
7mod extension_store_test;
8
9use anyhow::{Context as _, Result, anyhow, bail};
10use async_compression::futures::bufread::GzipDecoder;
11use async_tar::Archive;
12use client::ExtensionProvides;
13use client::{Client, ExtensionMetadata, GetExtensionsResponse, proto, telemetry::Telemetry};
14use collections::{BTreeMap, BTreeSet, HashSet, btree_map};
15pub use extension::ExtensionManifest;
16use extension::extension_builder::{CompileExtensionOptions, ExtensionBuilder};
17use extension::{
18 ExtensionContextServerProxy, ExtensionDebugAdapterProviderProxy, ExtensionEvents,
19 ExtensionGrammarProxy, ExtensionHostProxy, ExtensionLanguageModelProviderProxy,
20 ExtensionLanguageProxy, ExtensionLanguageServerProxy, ExtensionSlashCommandProxy,
21 ExtensionSnippetProxy, ExtensionThemeProxy,
22};
23use fs::{Fs, RemoveOptions};
24use futures::future::join_all;
25use futures::{
26 AsyncReadExt as _, Future, FutureExt as _, StreamExt as _,
27 channel::{
28 mpsc::{UnboundedSender, unbounded},
29 oneshot,
30 },
31 io::BufReader,
32 select_biased,
33};
34use gpui::{
35 App, AppContext as _, AsyncApp, Context, Entity, EventEmitter, Global, SharedString, Task,
36 WeakEntity, actions,
37};
38use http_client::{AsyncBody, HttpClient, HttpClientWithUrl};
39use language::{
40 LanguageConfig, LanguageMatcher, LanguageName, LanguageQueries, LoadedLanguage,
41 QUERY_FILENAME_PREFIXES, Rope,
42};
43use node_runtime::NodeRuntime;
44use project::ContextProviderWithTasks;
45use release_channel::ReleaseChannel;
46use remote::RemoteClient;
47use semver::Version;
48use serde::{Deserialize, Serialize};
49use settings::Settings;
50use std::ops::RangeInclusive;
51use std::str::FromStr;
52use std::{
53 cmp::Ordering,
54 path::{self, Path, PathBuf},
55 sync::Arc,
56 time::{Duration, Instant},
57};
58use url::Url;
59use util::{ResultExt, paths::RemotePathBuf};
60use wasm_host::llm_provider::ExtensionLanguageModelProvider;
61use wasm_host::{
62 WasmExtension, WasmHost,
63 wit::{LlmModelInfo, LlmProviderInfo, is_supported_wasm_api_version, wasm_api_version_range},
64};
65
66struct LlmProviderWithModels {
67 provider_info: LlmProviderInfo,
68 models: Vec<LlmModelInfo>,
69 is_authenticated: bool,
70 icon_path: Option<SharedString>,
71 auth_config: Option<extension::LanguageModelAuthConfig>,
72}
73
74pub use extension::{
75 ExtensionLibraryKind, GrammarManifestEntry, OldExtensionManifest, SchemaVersion,
76};
77pub use extension_settings::ExtensionSettings;
78
79pub const RELOAD_DEBOUNCE_DURATION: Duration = Duration::from_millis(200);
80const FS_WATCH_LATENCY: Duration = Duration::from_millis(100);
81
82/// The current extension [`SchemaVersion`] supported by Zed.
83const CURRENT_SCHEMA_VERSION: SchemaVersion = SchemaVersion(1);
84
85/// Extensions that should no longer be loaded or downloaded.
86///
87/// These snippets should no longer be downloaded or loaded, because their
88/// functionality has been integrated into the core editor.
89const SUPPRESSED_EXTENSIONS: &[&str] = &["snippets", "ruff", "ty", "basedpyright"];
90
91/// Returns the [`SchemaVersion`] range that is compatible with this version of Zed.
92pub fn schema_version_range() -> RangeInclusive<SchemaVersion> {
93 SchemaVersion::ZERO..=CURRENT_SCHEMA_VERSION
94}
95
96/// Returns whether the given extension version is compatible with this version of Zed.
97pub fn is_version_compatible(
98 release_channel: ReleaseChannel,
99 extension_version: &ExtensionMetadata,
100) -> bool {
101 let schema_version = extension_version.manifest.schema_version.unwrap_or(0);
102 if CURRENT_SCHEMA_VERSION.0 < schema_version {
103 return false;
104 }
105
106 if let Some(wasm_api_version) = extension_version
107 .manifest
108 .wasm_api_version
109 .as_ref()
110 .and_then(|wasm_api_version| Version::from_str(wasm_api_version).ok())
111 && !is_supported_wasm_api_version(release_channel, wasm_api_version)
112 {
113 return false;
114 }
115
116 true
117}
118
119pub struct ExtensionStore {
120 pub proxy: Arc<ExtensionHostProxy>,
121 pub builder: Arc<ExtensionBuilder>,
122 pub extension_index: ExtensionIndex,
123 pub fs: Arc<dyn Fs>,
124 pub http_client: Arc<HttpClientWithUrl>,
125 pub telemetry: Option<Arc<Telemetry>>,
126 pub reload_tx: UnboundedSender<Option<Arc<str>>>,
127 pub reload_complete_senders: Vec<oneshot::Sender<()>>,
128 pub installed_dir: PathBuf,
129 pub outstanding_operations: BTreeMap<Arc<str>, ExtensionOperation>,
130 pub index_path: PathBuf,
131 pub modified_extensions: HashSet<Arc<str>>,
132 pub wasm_host: Arc<WasmHost>,
133 pub wasm_extensions: Vec<(Arc<ExtensionManifest>, WasmExtension)>,
134 pub tasks: Vec<Task<()>>,
135 pub remote_clients: Vec<WeakEntity<RemoteClient>>,
136 pub ssh_registered_tx: UnboundedSender<()>,
137}
138
139#[derive(Clone, Copy)]
140pub enum ExtensionOperation {
141 Upgrade,
142 Install,
143 Remove,
144}
145
146#[derive(Clone)]
147pub enum Event {
148 ExtensionsUpdated,
149 StartedReloading,
150 ExtensionInstalled(Arc<str>),
151 ExtensionUninstalled(Arc<str>),
152 ExtensionFailedToLoad(Arc<str>),
153}
154
155impl EventEmitter<Event> for ExtensionStore {}
156
157struct GlobalExtensionStore(Entity<ExtensionStore>);
158
159impl Global for GlobalExtensionStore {}
160
161#[derive(Debug, Deserialize, Serialize, Default, PartialEq, Eq)]
162pub struct ExtensionIndex {
163 pub extensions: BTreeMap<Arc<str>, ExtensionIndexEntry>,
164 pub themes: BTreeMap<Arc<str>, ExtensionIndexThemeEntry>,
165 #[serde(default)]
166 pub icon_themes: BTreeMap<Arc<str>, ExtensionIndexIconThemeEntry>,
167 pub languages: BTreeMap<LanguageName, ExtensionIndexLanguageEntry>,
168}
169
170#[derive(Clone, PartialEq, Eq, Debug, Deserialize, Serialize)]
171pub struct ExtensionIndexEntry {
172 pub manifest: Arc<ExtensionManifest>,
173 pub dev: bool,
174}
175
176#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Debug, Deserialize, Serialize)]
177pub struct ExtensionIndexThemeEntry {
178 pub extension: Arc<str>,
179 pub path: PathBuf,
180}
181
182#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Debug, Deserialize, Serialize)]
183pub struct ExtensionIndexIconThemeEntry {
184 pub extension: Arc<str>,
185 pub path: PathBuf,
186}
187
188#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Debug, Deserialize, Serialize)]
189pub struct ExtensionIndexLanguageEntry {
190 pub extension: Arc<str>,
191 pub path: PathBuf,
192 pub matcher: LanguageMatcher,
193 pub hidden: bool,
194 pub grammar: Option<Arc<str>>,
195}
196
197actions!(
198 zed,
199 [
200 /// Reloads all installed extensions.
201 ReloadExtensions
202 ]
203);
204
205pub fn init(
206 extension_host_proxy: Arc<ExtensionHostProxy>,
207 fs: Arc<dyn Fs>,
208 client: Arc<Client>,
209 node_runtime: NodeRuntime,
210 cx: &mut App,
211) {
212 let store = cx.new(move |cx| {
213 ExtensionStore::new(
214 paths::extensions_dir().clone(),
215 None,
216 extension_host_proxy,
217 fs,
218 client.http_client(),
219 client.http_client(),
220 Some(client.telemetry().clone()),
221 node_runtime,
222 cx,
223 )
224 });
225
226 cx.on_action(|_: &ReloadExtensions, cx| {
227 let store = cx.global::<GlobalExtensionStore>().0.clone();
228 store.update(cx, |store, cx| drop(store.reload(None, cx)));
229 });
230
231 cx.set_global(GlobalExtensionStore(store));
232}
233
234impl ExtensionStore {
235 pub fn try_global(cx: &App) -> Option<Entity<Self>> {
236 cx.try_global::<GlobalExtensionStore>()
237 .map(|store| store.0.clone())
238 }
239
240 pub fn global(cx: &App) -> Entity<Self> {
241 cx.global::<GlobalExtensionStore>().0.clone()
242 }
243
244 pub fn new(
245 extensions_dir: PathBuf,
246 build_dir: Option<PathBuf>,
247 extension_host_proxy: Arc<ExtensionHostProxy>,
248 fs: Arc<dyn Fs>,
249 http_client: Arc<HttpClientWithUrl>,
250 builder_client: Arc<dyn HttpClient>,
251 telemetry: Option<Arc<Telemetry>>,
252 node_runtime: NodeRuntime,
253 cx: &mut Context<Self>,
254 ) -> Self {
255 let work_dir = extensions_dir.join("work");
256 let build_dir = build_dir.unwrap_or_else(|| extensions_dir.join("build"));
257 let installed_dir = extensions_dir.join("installed");
258 let index_path = extensions_dir.join("index.json");
259
260 let (reload_tx, mut reload_rx) = unbounded();
261 let (connection_registered_tx, mut connection_registered_rx) = unbounded();
262 let mut this = Self {
263 proxy: extension_host_proxy.clone(),
264 extension_index: Default::default(),
265 installed_dir,
266 index_path,
267 builder: Arc::new(ExtensionBuilder::new(builder_client, build_dir)),
268 outstanding_operations: Default::default(),
269 modified_extensions: Default::default(),
270 reload_complete_senders: Vec::new(),
271 wasm_host: WasmHost::new(
272 fs.clone(),
273 http_client.clone(),
274 node_runtime,
275 extension_host_proxy,
276 work_dir,
277 cx,
278 ),
279 wasm_extensions: Vec::new(),
280 fs,
281 http_client,
282 telemetry,
283 reload_tx,
284 tasks: Vec::new(),
285
286 remote_clients: Default::default(),
287 ssh_registered_tx: connection_registered_tx,
288 };
289
290 // The extensions store maintains an index file, which contains a complete
291 // list of the installed extensions and the resources that they provide.
292 // This index is loaded synchronously on startup.
293 let (index_content, index_metadata, extensions_metadata) =
294 cx.background_executor().block(async {
295 futures::join!(
296 this.fs.load(&this.index_path),
297 this.fs.metadata(&this.index_path),
298 this.fs.metadata(&this.installed_dir),
299 )
300 });
301
302 // Normally, there is no need to rebuild the index. But if the index file
303 // is invalid or is out-of-date according to the filesystem mtimes, then
304 // it must be asynchronously rebuilt.
305 let mut extension_index = ExtensionIndex::default();
306 let mut extension_index_needs_rebuild = true;
307 if let Ok(index_content) = index_content
308 && let Some(index) = serde_json::from_str(&index_content).log_err()
309 {
310 extension_index = index;
311 if let (Ok(Some(index_metadata)), Ok(Some(extensions_metadata))) =
312 (index_metadata, extensions_metadata)
313 && index_metadata
314 .mtime
315 .bad_is_greater_than(extensions_metadata.mtime)
316 {
317 extension_index_needs_rebuild = false;
318 }
319 }
320
321 // Immediately load all of the extensions in the initial manifest. If the
322 // index needs to be rebuild, then enqueue
323 let load_initial_extensions = this.extensions_updated(extension_index, cx);
324 let mut reload_future = None;
325 if extension_index_needs_rebuild {
326 reload_future = Some(this.reload(None, cx));
327 }
328
329 cx.spawn(async move |this, cx| {
330 if let Some(future) = reload_future {
331 future.await;
332 }
333 this.update(cx, |this, cx| this.auto_install_extensions(cx))
334 .ok();
335 this.update(cx, |this, cx| this.check_for_updates(cx)).ok();
336 })
337 .detach();
338
339 // Perform all extension loading in a single task to ensure that we
340 // never attempt to simultaneously load/unload extensions from multiple
341 // parallel tasks.
342 this.tasks.push(cx.spawn(async move |this, cx| {
343 async move {
344 load_initial_extensions.await;
345
346 let mut index_changed = false;
347 let mut debounce_timer = cx.background_spawn(futures::future::pending()).fuse();
348 loop {
349 select_biased! {
350 _ = debounce_timer => {
351 if index_changed {
352 let index = this
353 .update(cx, |this, cx| this.rebuild_extension_index(cx))?
354 .await;
355 this.update(cx, |this, cx| this.extensions_updated(index, cx))?
356 .await;
357 index_changed = false;
358 }
359
360 Self::update_remote_clients(&this, cx).await?;
361 }
362 _ = connection_registered_rx.next() => {
363 debounce_timer = cx
364 .background_executor()
365 .timer(RELOAD_DEBOUNCE_DURATION)
366 .fuse();
367 }
368 extension_id = reload_rx.next() => {
369 let Some(extension_id) = extension_id else { break; };
370 this.update(cx, |this, _| {
371 this.modified_extensions.extend(extension_id);
372 })?;
373 index_changed = true;
374 debounce_timer = cx
375 .background_executor()
376 .timer(RELOAD_DEBOUNCE_DURATION)
377 .fuse();
378 }
379 }
380 }
381
382 anyhow::Ok(())
383 }
384 .map(drop)
385 .await;
386 }));
387
388 // Watch the installed extensions directory for changes. Whenever changes are
389 // detected, rebuild the extension index, and load/unload any extensions that
390 // have been added, removed, or modified.
391 this.tasks.push(cx.background_spawn({
392 let fs = this.fs.clone();
393 let reload_tx = this.reload_tx.clone();
394 let installed_dir = this.installed_dir.clone();
395 async move {
396 let (mut paths, _) = fs.watch(&installed_dir, FS_WATCH_LATENCY).await;
397 while let Some(events) = paths.next().await {
398 for event in events {
399 let Ok(event_path) = event.path.strip_prefix(&installed_dir) else {
400 continue;
401 };
402
403 if let Some(path::Component::Normal(extension_dir_name)) =
404 event_path.components().next()
405 && let Some(extension_id) = extension_dir_name.to_str()
406 {
407 reload_tx.unbounded_send(Some(extension_id.into())).ok();
408 }
409 }
410 }
411 }
412 }));
413
414 this
415 }
416
417 pub fn reload(
418 &mut self,
419 modified_extension: Option<Arc<str>>,
420 cx: &mut Context<Self>,
421 ) -> impl Future<Output = ()> + use<> {
422 let (tx, rx) = oneshot::channel();
423 self.reload_complete_senders.push(tx);
424 self.reload_tx
425 .unbounded_send(modified_extension)
426 .expect("reload task exited");
427 cx.emit(Event::StartedReloading);
428
429 async move {
430 rx.await.ok();
431 }
432 }
433
434 fn extensions_dir(&self) -> PathBuf {
435 self.installed_dir.clone()
436 }
437
438 pub fn outstanding_operations(&self) -> &BTreeMap<Arc<str>, ExtensionOperation> {
439 &self.outstanding_operations
440 }
441
442 pub fn installed_extensions(&self) -> &BTreeMap<Arc<str>, ExtensionIndexEntry> {
443 &self.extension_index.extensions
444 }
445
446 pub fn dev_extensions(&self) -> impl Iterator<Item = &Arc<ExtensionManifest>> {
447 self.extension_index
448 .extensions
449 .values()
450 .filter_map(|extension| extension.dev.then_some(&extension.manifest))
451 }
452
453 pub fn extension_manifest_for_id(&self, extension_id: &str) -> Option<&Arc<ExtensionManifest>> {
454 self.extension_index
455 .extensions
456 .get(extension_id)
457 .map(|extension| &extension.manifest)
458 }
459
460 /// Returns the names of themes provided by extensions.
461 pub fn extension_themes<'a>(
462 &'a self,
463 extension_id: &'a str,
464 ) -> impl Iterator<Item = &'a Arc<str>> {
465 self.extension_index
466 .themes
467 .iter()
468 .filter_map(|(name, theme)| theme.extension.as_ref().eq(extension_id).then_some(name))
469 }
470
471 /// Returns the path to the theme file within an extension, if there is an
472 /// extension that provides the theme.
473 pub fn path_to_extension_theme(&self, theme_name: &str) -> Option<PathBuf> {
474 let entry = self.extension_index.themes.get(theme_name)?;
475
476 Some(
477 self.extensions_dir()
478 .join(entry.extension.as_ref())
479 .join(&entry.path),
480 )
481 }
482
483 /// Returns the names of icon themes provided by extensions.
484 pub fn extension_icon_themes<'a>(
485 &'a self,
486 extension_id: &'a str,
487 ) -> impl Iterator<Item = &'a Arc<str>> {
488 self.extension_index
489 .icon_themes
490 .iter()
491 .filter_map(|(name, icon_theme)| {
492 icon_theme
493 .extension
494 .as_ref()
495 .eq(extension_id)
496 .then_some(name)
497 })
498 }
499
500 /// Returns the path to the icon theme file within an extension, if there is
501 /// an extension that provides the icon theme.
502 pub fn path_to_extension_icon_theme(
503 &self,
504 icon_theme_name: &str,
505 ) -> Option<(PathBuf, PathBuf)> {
506 let entry = self.extension_index.icon_themes.get(icon_theme_name)?;
507
508 let icon_theme_path = self
509 .extensions_dir()
510 .join(entry.extension.as_ref())
511 .join(&entry.path);
512 let icons_root_path = self.extensions_dir().join(entry.extension.as_ref());
513
514 Some((icon_theme_path, icons_root_path))
515 }
516
517 pub fn fetch_extensions(
518 &self,
519 search: Option<&str>,
520 provides_filter: Option<&BTreeSet<ExtensionProvides>>,
521 cx: &mut Context<Self>,
522 ) -> Task<Result<Vec<ExtensionMetadata>>> {
523 let version = CURRENT_SCHEMA_VERSION.to_string();
524 let mut query = vec![("max_schema_version", version.as_str())];
525 if let Some(search) = search {
526 query.push(("filter", search));
527 }
528
529 let provides_filter = provides_filter.map(|provides_filter| {
530 provides_filter
531 .iter()
532 .map(|provides| provides.to_string())
533 .collect::<Vec<_>>()
534 .join(",")
535 });
536 if let Some(provides_filter) = provides_filter.as_deref() {
537 query.push(("provides", provides_filter));
538 }
539
540 self.fetch_extensions_from_api("/extensions", &query, cx)
541 }
542
543 pub fn fetch_extensions_with_update_available(
544 &mut self,
545 cx: &mut Context<Self>,
546 ) -> Task<Result<Vec<ExtensionMetadata>>> {
547 let schema_versions = schema_version_range();
548 let wasm_api_versions = wasm_api_version_range(ReleaseChannel::global(cx));
549 let extension_settings = ExtensionSettings::get_global(cx);
550 let extension_ids = self
551 .extension_index
552 .extensions
553 .iter()
554 .filter(|(id, entry)| !entry.dev && extension_settings.should_auto_update(id))
555 .map(|(id, _)| id.as_ref())
556 .collect::<Vec<_>>()
557 .join(",");
558 let task = self.fetch_extensions_from_api(
559 "/extensions/updates",
560 &[
561 ("min_schema_version", &schema_versions.start().to_string()),
562 ("max_schema_version", &schema_versions.end().to_string()),
563 (
564 "min_wasm_api_version",
565 &wasm_api_versions.start().to_string(),
566 ),
567 ("max_wasm_api_version", &wasm_api_versions.end().to_string()),
568 ("ids", &extension_ids),
569 ],
570 cx,
571 );
572 cx.spawn(async move |this, cx| {
573 let extensions = task.await?;
574 this.update(cx, |this, _cx| {
575 extensions
576 .into_iter()
577 .filter(|extension| {
578 this.extension_index
579 .extensions
580 .get(&extension.id)
581 .is_none_or(|installed_extension| {
582 installed_extension.manifest.version != extension.manifest.version
583 })
584 })
585 .collect()
586 })
587 })
588 }
589
590 pub fn fetch_extension_versions(
591 &self,
592 extension_id: &str,
593 cx: &mut Context<Self>,
594 ) -> Task<Result<Vec<ExtensionMetadata>>> {
595 self.fetch_extensions_from_api(&format!("/extensions/{extension_id}"), &[], cx)
596 }
597
598 /// Installs any extensions that should be included with Zed by default.
599 ///
600 /// This can be used to make certain functionality provided by extensions
601 /// available out-of-the-box.
602 pub fn auto_install_extensions(&mut self, cx: &mut Context<Self>) {
603 if cfg!(test) {
604 return;
605 }
606
607 let extension_settings = ExtensionSettings::get_global(cx);
608
609 let extensions_to_install = extension_settings
610 .auto_install_extensions
611 .keys()
612 .filter(|extension_id| extension_settings.should_auto_install(extension_id))
613 .filter(|extension_id| {
614 let is_already_installed = self
615 .extension_index
616 .extensions
617 .contains_key(extension_id.as_ref());
618 !is_already_installed && !SUPPRESSED_EXTENSIONS.contains(&extension_id.as_ref())
619 })
620 .cloned()
621 .collect::<Vec<_>>();
622
623 cx.spawn(async move |this, cx| {
624 for extension_id in extensions_to_install {
625 this.update(cx, |this, cx| {
626 this.install_latest_extension(extension_id.clone(), cx);
627 })
628 .ok();
629 }
630 })
631 .detach();
632 }
633
634 pub fn check_for_updates(&mut self, cx: &mut Context<Self>) {
635 let task = self.fetch_extensions_with_update_available(cx);
636 cx.spawn(async move |this, cx| Self::upgrade_extensions(this, task.await?, cx).await)
637 .detach();
638 }
639
640 async fn upgrade_extensions(
641 this: WeakEntity<Self>,
642 extensions: Vec<ExtensionMetadata>,
643 cx: &mut AsyncApp,
644 ) -> Result<()> {
645 for extension in extensions {
646 let task = this.update(cx, |this, cx| {
647 if let Some(installed_extension) =
648 this.extension_index.extensions.get(&extension.id)
649 {
650 let installed_version =
651 Version::from_str(&installed_extension.manifest.version).ok()?;
652 let latest_version = Version::from_str(&extension.manifest.version).ok()?;
653
654 if installed_version >= latest_version {
655 return None;
656 }
657 }
658
659 Some(this.upgrade_extension(extension.id, extension.manifest.version, cx))
660 })?;
661
662 if let Some(task) = task {
663 task.await.log_err();
664 }
665 }
666 anyhow::Ok(())
667 }
668
669 fn fetch_extensions_from_api(
670 &self,
671 path: &str,
672 query: &[(&str, &str)],
673 cx: &mut Context<ExtensionStore>,
674 ) -> Task<Result<Vec<ExtensionMetadata>>> {
675 let url = self.http_client.build_zed_api_url(path, query);
676 let http_client = self.http_client.clone();
677 cx.spawn(async move |_, _| {
678 let mut response = http_client
679 .get(url?.as_ref(), AsyncBody::empty(), true)
680 .await?;
681
682 let mut body = Vec::new();
683 response
684 .body_mut()
685 .read_to_end(&mut body)
686 .await
687 .context("error reading extensions")?;
688
689 if response.status().is_client_error() {
690 let text = String::from_utf8_lossy(body.as_slice());
691 bail!(
692 "status error {}, response: {text:?}",
693 response.status().as_u16()
694 );
695 }
696
697 let mut response: GetExtensionsResponse = serde_json::from_slice(&body)?;
698
699 response
700 .data
701 .retain(|extension| !SUPPRESSED_EXTENSIONS.contains(&extension.id.as_ref()));
702
703 Ok(response.data)
704 })
705 }
706
707 pub fn install_extension(
708 &mut self,
709 extension_id: Arc<str>,
710 version: Arc<str>,
711 cx: &mut Context<Self>,
712 ) {
713 self.install_or_upgrade_extension(extension_id, version, ExtensionOperation::Install, cx)
714 .detach_and_log_err(cx);
715 }
716
717 fn install_or_upgrade_extension_at_endpoint(
718 &mut self,
719 extension_id: Arc<str>,
720 url: Url,
721 operation: ExtensionOperation,
722 cx: &mut Context<Self>,
723 ) -> Task<Result<()>> {
724 let extension_dir = self.installed_dir.join(extension_id.as_ref());
725 let http_client = self.http_client.clone();
726 let fs = self.fs.clone();
727
728 match self.outstanding_operations.entry(extension_id.clone()) {
729 btree_map::Entry::Occupied(_) => return Task::ready(Ok(())),
730 btree_map::Entry::Vacant(e) => e.insert(operation),
731 };
732 cx.notify();
733
734 cx.spawn(async move |this, cx| {
735 let _finish = cx.on_drop(&this, {
736 let extension_id = extension_id.clone();
737 move |this, cx| {
738 this.outstanding_operations.remove(extension_id.as_ref());
739 cx.notify();
740 }
741 });
742
743 let mut response = http_client
744 .get(url.as_ref(), Default::default(), true)
745 .await
746 .context("downloading extension")?;
747
748 fs.remove_dir(
749 &extension_dir,
750 RemoveOptions {
751 recursive: true,
752 ignore_if_not_exists: true,
753 },
754 )
755 .await?;
756
757 let content_length = response
758 .headers()
759 .get(http_client::http::header::CONTENT_LENGTH)
760 .and_then(|value| value.to_str().ok()?.parse::<usize>().ok());
761
762 let mut body = BufReader::new(response.body_mut());
763 let mut tar_gz_bytes = Vec::new();
764 body.read_to_end(&mut tar_gz_bytes).await?;
765
766 if let Some(content_length) = content_length {
767 let actual_len = tar_gz_bytes.len();
768 if content_length != actual_len {
769 bail!(concat!(
770 "downloaded extension size {actual_len} ",
771 "does not match content length {content_length}"
772 ));
773 }
774 }
775 let decompressed_bytes = GzipDecoder::new(BufReader::new(tar_gz_bytes.as_slice()));
776 let archive = Archive::new(decompressed_bytes);
777 archive.unpack(extension_dir).await?;
778 this.update(cx, |this, cx| this.reload(Some(extension_id.clone()), cx))?
779 .await;
780
781 if let ExtensionOperation::Install = operation {
782 this.update(cx, |this, cx| {
783 cx.emit(Event::ExtensionInstalled(extension_id.clone()));
784 if let Some(events) = ExtensionEvents::try_global(cx)
785 && let Some(manifest) = this.extension_manifest_for_id(&extension_id)
786 {
787 events.update(cx, |this, cx| {
788 this.emit(extension::Event::ExtensionInstalled(manifest.clone()), cx)
789 });
790 }
791 })
792 .ok();
793 }
794
795 anyhow::Ok(())
796 })
797 }
798
799 pub fn install_latest_extension(&mut self, extension_id: Arc<str>, cx: &mut Context<Self>) {
800 log::info!("installing extension {extension_id} latest version");
801
802 let schema_versions = schema_version_range();
803 let wasm_api_versions = wasm_api_version_range(ReleaseChannel::global(cx));
804
805 let Some(url) = self
806 .http_client
807 .build_zed_api_url(
808 &format!("/extensions/{extension_id}/download"),
809 &[
810 ("min_schema_version", &schema_versions.start().to_string()),
811 ("max_schema_version", &schema_versions.end().to_string()),
812 (
813 "min_wasm_api_version",
814 &wasm_api_versions.start().to_string(),
815 ),
816 ("max_wasm_api_version", &wasm_api_versions.end().to_string()),
817 ],
818 )
819 .log_err()
820 else {
821 return;
822 };
823
824 self.install_or_upgrade_extension_at_endpoint(
825 extension_id,
826 url,
827 ExtensionOperation::Install,
828 cx,
829 )
830 .detach_and_log_err(cx);
831 }
832
833 pub fn upgrade_extension(
834 &mut self,
835 extension_id: Arc<str>,
836 version: Arc<str>,
837 cx: &mut Context<Self>,
838 ) -> Task<Result<()>> {
839 self.install_or_upgrade_extension(extension_id, version, ExtensionOperation::Upgrade, cx)
840 }
841
842 fn install_or_upgrade_extension(
843 &mut self,
844 extension_id: Arc<str>,
845 version: Arc<str>,
846 operation: ExtensionOperation,
847 cx: &mut Context<Self>,
848 ) -> Task<Result<()>> {
849 log::info!("installing extension {extension_id} {version}");
850 let Some(url) = self
851 .http_client
852 .build_zed_api_url(
853 &format!("/extensions/{extension_id}/{version}/download"),
854 &[],
855 )
856 .log_err()
857 else {
858 return Task::ready(Ok(()));
859 };
860
861 self.install_or_upgrade_extension_at_endpoint(extension_id, url, operation, cx)
862 }
863
864 pub fn uninstall_extension(
865 &mut self,
866 extension_id: Arc<str>,
867 cx: &mut Context<Self>,
868 ) -> Task<Result<()>> {
869 let extension_dir = self.installed_dir.join(extension_id.as_ref());
870 let work_dir = self.wasm_host.work_dir.join(extension_id.as_ref());
871 let fs = self.fs.clone();
872
873 let extension_manifest = self.extension_manifest_for_id(&extension_id).cloned();
874
875 match self.outstanding_operations.entry(extension_id.clone()) {
876 btree_map::Entry::Occupied(_) => return Task::ready(Ok(())),
877 btree_map::Entry::Vacant(e) => e.insert(ExtensionOperation::Remove),
878 };
879
880 cx.spawn(async move |extension_store, cx| {
881 let _finish = cx.on_drop(&extension_store, {
882 let extension_id = extension_id.clone();
883 move |this, cx| {
884 this.outstanding_operations.remove(extension_id.as_ref());
885 cx.notify();
886 }
887 });
888
889 fs.remove_dir(
890 &extension_dir,
891 RemoveOptions {
892 recursive: true,
893 ignore_if_not_exists: true,
894 },
895 )
896 .await
897 .with_context(|| format!("Removing extension dir {extension_dir:?}"))?;
898
899 extension_store
900 .update(cx, |extension_store, cx| extension_store.reload(None, cx))?
901 .await;
902
903 // There's a race between wasm extension fully stopping and the directory removal.
904 // On Windows, it's impossible to remove a directory that has a process running in it.
905 for i in 0..3 {
906 cx.background_executor()
907 .timer(Duration::from_millis(i * 100))
908 .await;
909 let removal_result = fs
910 .remove_dir(
911 &work_dir,
912 RemoveOptions {
913 recursive: true,
914 ignore_if_not_exists: true,
915 },
916 )
917 .await;
918 match removal_result {
919 Ok(()) => break,
920 Err(e) => {
921 if i == 2 {
922 log::error!("Failed to remove extension work dir {work_dir:?} : {e}");
923 }
924 }
925 }
926 }
927
928 extension_store.update(cx, |_, cx| {
929 cx.emit(Event::ExtensionUninstalled(extension_id.clone()));
930 if let Some(events) = ExtensionEvents::try_global(cx)
931 && let Some(manifest) = extension_manifest
932 {
933 events.update(cx, |this, cx| {
934 this.emit(extension::Event::ExtensionUninstalled(manifest.clone()), cx)
935 });
936 }
937 })?;
938
939 anyhow::Ok(())
940 })
941 }
942
943 pub fn install_dev_extension(
944 &mut self,
945 extension_source_path: PathBuf,
946 cx: &mut Context<Self>,
947 ) -> Task<Result<()>> {
948 let extensions_dir = self.extensions_dir();
949 let fs = self.fs.clone();
950 let builder = self.builder.clone();
951
952 cx.spawn(async move |this, cx| {
953 let mut extension_manifest =
954 ExtensionManifest::load(fs.clone(), &extension_source_path).await?;
955 let extension_id = extension_manifest.id.clone();
956
957 if let Some(uninstall_task) = this
958 .update(cx, |this, cx| {
959 this.extension_index
960 .extensions
961 .get(extension_id.as_ref())
962 .is_some_and(|index_entry| !index_entry.dev)
963 .then(|| this.uninstall_extension(extension_id.clone(), cx))
964 })
965 .ok()
966 .flatten()
967 {
968 uninstall_task.await.log_err();
969 }
970
971 if !this.update(cx, |this, cx| {
972 match this.outstanding_operations.entry(extension_id.clone()) {
973 btree_map::Entry::Occupied(_) => return false,
974 btree_map::Entry::Vacant(e) => e.insert(ExtensionOperation::Install),
975 };
976 cx.notify();
977 true
978 })? {
979 return Ok(());
980 }
981
982 let _finish = cx.on_drop(&this, {
983 let extension_id = extension_id.clone();
984 move |this, cx| {
985 this.outstanding_operations.remove(extension_id.as_ref());
986 cx.notify();
987 }
988 });
989
990 cx.background_spawn({
991 let extension_source_path = extension_source_path.clone();
992 async move {
993 builder
994 .compile_extension(
995 &extension_source_path,
996 &mut extension_manifest,
997 CompileExtensionOptions { release: false },
998 )
999 .await
1000 }
1001 })
1002 .await
1003 .inspect_err(|error| {
1004 util::log_err(error);
1005 })?;
1006
1007 let output_path = &extensions_dir.join(extension_id.as_ref());
1008 if let Some(metadata) = fs.metadata(output_path).await? {
1009 if metadata.is_symlink {
1010 fs.remove_file(
1011 output_path,
1012 RemoveOptions {
1013 recursive: false,
1014 ignore_if_not_exists: true,
1015 },
1016 )
1017 .await?;
1018 } else {
1019 bail!("extension {extension_id} is still installed");
1020 }
1021 }
1022
1023 fs.create_symlink(output_path, extension_source_path)
1024 .await?;
1025
1026 this.update(cx, |this, cx| this.reload(None, cx))?.await;
1027 this.update(cx, |this, cx| {
1028 cx.emit(Event::ExtensionInstalled(extension_id.clone()));
1029 if let Some(events) = ExtensionEvents::try_global(cx)
1030 && let Some(manifest) = this.extension_manifest_for_id(&extension_id)
1031 {
1032 events.update(cx, |this, cx| {
1033 this.emit(extension::Event::ExtensionInstalled(manifest.clone()), cx)
1034 });
1035 }
1036 })?;
1037
1038 Ok(())
1039 })
1040 }
1041
1042 pub fn rebuild_dev_extension(&mut self, extension_id: Arc<str>, cx: &mut Context<Self>) {
1043 let path = self.installed_dir.join(extension_id.as_ref());
1044 let builder = self.builder.clone();
1045 let fs = self.fs.clone();
1046
1047 match self.outstanding_operations.entry(extension_id.clone()) {
1048 btree_map::Entry::Occupied(_) => return,
1049 btree_map::Entry::Vacant(e) => e.insert(ExtensionOperation::Upgrade),
1050 };
1051
1052 cx.notify();
1053 let compile = cx.background_spawn(async move {
1054 let mut manifest = ExtensionManifest::load(fs, &path).await?;
1055 builder
1056 .compile_extension(
1057 &path,
1058 &mut manifest,
1059 CompileExtensionOptions { release: true },
1060 )
1061 .await
1062 });
1063
1064 cx.spawn(async move |this, cx| {
1065 let result = compile.await;
1066
1067 this.update(cx, |this, cx| {
1068 this.outstanding_operations.remove(&extension_id);
1069 cx.notify();
1070 })?;
1071
1072 if result.is_ok() {
1073 this.update(cx, |this, cx| this.reload(Some(extension_id), cx))?
1074 .await;
1075 }
1076
1077 result
1078 })
1079 .detach_and_log_err(cx)
1080 }
1081
1082 /// Updates the set of installed extensions.
1083 ///
1084 /// First, this unloads any themes, languages, or grammars that are
1085 /// no longer in the manifest, or whose files have changed on disk.
1086 /// Then it loads any themes, languages, or grammars that are newly
1087 /// added to the manifest, or whose files have changed on disk.
1088 fn extensions_updated(
1089 &mut self,
1090 mut new_index: ExtensionIndex,
1091 cx: &mut Context<Self>,
1092 ) -> Task<()> {
1093 let old_index = &self.extension_index;
1094
1095 new_index
1096 .extensions
1097 .retain(|extension_id, _| !SUPPRESSED_EXTENSIONS.contains(&extension_id.as_ref()));
1098
1099 // Determine which extensions need to be loaded and unloaded, based
1100 // on the changes to the manifest and the extensions that we know have been
1101 // modified.
1102 let mut extensions_to_unload = Vec::default();
1103 let mut extensions_to_load = Vec::default();
1104 {
1105 let mut old_keys = old_index.extensions.iter().peekable();
1106 let mut new_keys = new_index.extensions.iter().peekable();
1107 loop {
1108 match (old_keys.peek(), new_keys.peek()) {
1109 (None, None) => break,
1110 (None, Some(_)) => {
1111 extensions_to_load.push(new_keys.next().unwrap().0.clone());
1112 }
1113 (Some(_), None) => {
1114 extensions_to_unload.push(old_keys.next().unwrap().0.clone());
1115 }
1116 (Some((old_key, _)), Some((new_key, _))) => match old_key.cmp(new_key) {
1117 Ordering::Equal => {
1118 let (old_key, old_value) = old_keys.next().unwrap();
1119 let (new_key, new_value) = new_keys.next().unwrap();
1120 if old_value != new_value || self.modified_extensions.contains(old_key)
1121 {
1122 extensions_to_unload.push(old_key.clone());
1123 extensions_to_load.push(new_key.clone());
1124 }
1125 }
1126 Ordering::Less => {
1127 extensions_to_unload.push(old_keys.next().unwrap().0.clone());
1128 }
1129 Ordering::Greater => {
1130 extensions_to_load.push(new_keys.next().unwrap().0.clone());
1131 }
1132 },
1133 }
1134 }
1135 self.modified_extensions.clear();
1136 }
1137
1138 if extensions_to_load.is_empty() && extensions_to_unload.is_empty() {
1139 self.reload_complete_senders.clear();
1140 return Task::ready(());
1141 }
1142
1143 let reload_count = extensions_to_unload
1144 .iter()
1145 .filter(|id| extensions_to_load.contains(id))
1146 .count();
1147
1148 log::info!(
1149 "extensions updated. loading {}, reloading {}, unloading {}",
1150 extensions_to_load.len() - reload_count,
1151 reload_count,
1152 extensions_to_unload.len() - reload_count
1153 );
1154
1155 let extension_ids = extensions_to_load
1156 .iter()
1157 .filter_map(|id| {
1158 Some((
1159 id.clone(),
1160 new_index.extensions.get(id)?.manifest.version.clone(),
1161 ))
1162 })
1163 .collect::<Vec<_>>();
1164
1165 telemetry::event!("Extensions Loaded", id_and_versions = extension_ids);
1166
1167 let themes_to_remove = old_index
1168 .themes
1169 .iter()
1170 .filter_map(|(name, entry)| {
1171 if extensions_to_unload.contains(&entry.extension) {
1172 Some(name.clone().into())
1173 } else {
1174 None
1175 }
1176 })
1177 .collect::<Vec<_>>();
1178 let icon_themes_to_remove = old_index
1179 .icon_themes
1180 .iter()
1181 .filter_map(|(name, entry)| {
1182 if extensions_to_unload.contains(&entry.extension) {
1183 Some(name.clone().into())
1184 } else {
1185 None
1186 }
1187 })
1188 .collect::<Vec<_>>();
1189 let languages_to_remove = old_index
1190 .languages
1191 .iter()
1192 .filter_map(|(name, entry)| {
1193 if extensions_to_unload.contains(&entry.extension) {
1194 Some(name.clone())
1195 } else {
1196 None
1197 }
1198 })
1199 .collect::<Vec<_>>();
1200 let mut grammars_to_remove = Vec::new();
1201 let mut server_removal_tasks = Vec::with_capacity(extensions_to_unload.len());
1202 for extension_id in &extensions_to_unload {
1203 let Some(extension) = old_index.extensions.get(extension_id) else {
1204 continue;
1205 };
1206 grammars_to_remove.extend(extension.manifest.grammars.keys().cloned());
1207 for (language_server_name, config) in &extension.manifest.language_servers {
1208 for language in config.languages() {
1209 server_removal_tasks.push(self.proxy.remove_language_server(
1210 &language,
1211 language_server_name,
1212 cx,
1213 ));
1214 }
1215 }
1216
1217 for server_id in extension.manifest.context_servers.keys() {
1218 self.proxy.unregister_context_server(server_id.clone(), cx);
1219 }
1220 for adapter in extension.manifest.debug_adapters.keys() {
1221 self.proxy.unregister_debug_adapter(adapter.clone());
1222 }
1223 for locator in extension.manifest.debug_locators.keys() {
1224 self.proxy.unregister_debug_locator(locator.clone());
1225 }
1226 for command_name in extension.manifest.slash_commands.keys() {
1227 self.proxy.unregister_slash_command(command_name.clone());
1228 }
1229 for provider_id in extension.manifest.language_model_providers.keys() {
1230 let full_provider_id: Arc<str> = format!("{}:{}", extension_id, provider_id).into();
1231 self.proxy
1232 .unregister_language_model_provider(full_provider_id, cx);
1233 }
1234 }
1235
1236 self.wasm_extensions
1237 .retain(|(extension, _)| !extensions_to_unload.contains(&extension.id));
1238 self.proxy.remove_user_themes(themes_to_remove);
1239 self.proxy.remove_icon_themes(icon_themes_to_remove);
1240 self.proxy
1241 .remove_languages(&languages_to_remove, &grammars_to_remove);
1242
1243 let mut grammars_to_add = Vec::new();
1244 let mut themes_to_add = Vec::new();
1245 let mut icon_themes_to_add = Vec::new();
1246 let mut snippets_to_add = Vec::new();
1247 for extension_id in &extensions_to_load {
1248 let Some(extension) = new_index.extensions.get(extension_id) else {
1249 continue;
1250 };
1251
1252 grammars_to_add.extend(extension.manifest.grammars.keys().map(|grammar_name| {
1253 let mut grammar_path = self.installed_dir.clone();
1254 grammar_path.extend([extension_id.as_ref(), "grammars"]);
1255 grammar_path.push(grammar_name.as_ref());
1256 grammar_path.set_extension("wasm");
1257 (grammar_name.clone(), grammar_path)
1258 }));
1259 themes_to_add.extend(extension.manifest.themes.iter().map(|theme_path| {
1260 let mut path = self.installed_dir.clone();
1261 path.extend([Path::new(extension_id.as_ref()), theme_path.as_path()]);
1262 path
1263 }));
1264 icon_themes_to_add.extend(extension.manifest.icon_themes.iter().map(
1265 |icon_theme_path| {
1266 let mut path = self.installed_dir.clone();
1267 path.extend([Path::new(extension_id.as_ref()), icon_theme_path.as_path()]);
1268
1269 let mut icons_root_path = self.installed_dir.clone();
1270 icons_root_path.extend([Path::new(extension_id.as_ref())]);
1271
1272 (path, icons_root_path)
1273 },
1274 ));
1275 snippets_to_add.extend(extension.manifest.snippets.iter().map(|snippets_path| {
1276 let mut path = self.installed_dir.clone();
1277 path.extend([Path::new(extension_id.as_ref()), snippets_path.as_path()]);
1278 path
1279 }));
1280 }
1281
1282 self.proxy.register_grammars(grammars_to_add);
1283 let languages_to_add = new_index
1284 .languages
1285 .iter()
1286 .filter(|(_, entry)| extensions_to_load.contains(&entry.extension))
1287 .collect::<Vec<_>>();
1288 for (language_name, language) in languages_to_add {
1289 let mut language_path = self.installed_dir.clone();
1290 language_path.extend([
1291 Path::new(language.extension.as_ref()),
1292 language.path.as_path(),
1293 ]);
1294 self.proxy.register_language(
1295 language_name.clone(),
1296 language.grammar.clone(),
1297 language.matcher.clone(),
1298 language.hidden,
1299 Arc::new(move || {
1300 let config = std::fs::read_to_string(language_path.join("config.toml"))?;
1301 let config: LanguageConfig = ::toml::from_str(&config)?;
1302 let queries = load_plugin_queries(&language_path);
1303 let context_provider =
1304 std::fs::read_to_string(language_path.join("tasks.json"))
1305 .ok()
1306 .and_then(|contents| {
1307 let definitions =
1308 serde_json_lenient::from_str(&contents).log_err()?;
1309 Some(Arc::new(ContextProviderWithTasks::new(definitions)) as Arc<_>)
1310 });
1311
1312 Ok(LoadedLanguage {
1313 config,
1314 queries,
1315 context_provider,
1316 toolchain_provider: None,
1317 manifest_name: None,
1318 })
1319 }),
1320 );
1321 }
1322
1323 let fs = self.fs.clone();
1324 let wasm_host = self.wasm_host.clone();
1325 let root_dir = self.installed_dir.clone();
1326 let proxy = self.proxy.clone();
1327 let extension_entries = extensions_to_load
1328 .iter()
1329 .filter_map(|name| new_index.extensions.get(name).cloned())
1330 .collect::<Vec<_>>();
1331 self.extension_index = new_index;
1332 cx.notify();
1333 cx.emit(Event::ExtensionsUpdated);
1334
1335 cx.spawn(async move |this, cx| {
1336 cx.background_spawn({
1337 let fs = fs.clone();
1338 async move {
1339 let _ = join_all(server_removal_tasks).await;
1340 for theme_path in themes_to_add {
1341 proxy
1342 .load_user_theme(theme_path, fs.clone())
1343 .await
1344 .log_err();
1345 }
1346
1347 for (icon_theme_path, icons_root_path) in icon_themes_to_add {
1348 proxy
1349 .load_icon_theme(icon_theme_path, icons_root_path, fs.clone())
1350 .await
1351 .log_err();
1352 }
1353
1354 for snippets_path in &snippets_to_add {
1355 match fs
1356 .load(snippets_path)
1357 .await
1358 .with_context(|| format!("Loading snippets from {snippets_path:?}"))
1359 {
1360 Ok(snippets_contents) => {
1361 proxy
1362 .register_snippet(snippets_path, &snippets_contents)
1363 .log_err();
1364 }
1365 Err(e) => log::error!("Cannot load snippets: {e:#}"),
1366 }
1367 }
1368 }
1369 })
1370 .await;
1371
1372 let mut wasm_extensions: Vec<(
1373 Arc<ExtensionManifest>,
1374 WasmExtension,
1375 Vec<LlmProviderWithModels>,
1376 )> = Vec::new();
1377 for extension in extension_entries {
1378 if extension.manifest.lib.kind.is_none() {
1379 continue;
1380 };
1381
1382 let extension_path = root_dir.join(extension.manifest.id.as_ref());
1383 let wasm_extension = WasmExtension::load(
1384 &extension_path,
1385 &extension.manifest,
1386 wasm_host.clone(),
1387 cx,
1388 )
1389 .await
1390 .with_context(|| format!("Loading extension from {extension_path:?}"));
1391
1392 match wasm_extension {
1393 Ok(wasm_extension) => {
1394 // Query for LLM providers if the manifest declares any
1395 let mut llm_providers_with_models = Vec::new();
1396 if !extension.manifest.language_model_providers.is_empty() {
1397 let providers_result = wasm_extension
1398 .call(|ext, store| {
1399 async move { ext.call_llm_providers(store).await }.boxed()
1400 })
1401 .await;
1402
1403 if let Ok(Ok(providers)) = providers_result {
1404 for provider_info in providers {
1405 let models_result = wasm_extension
1406 .call({
1407 let provider_id = provider_info.id.clone();
1408 |ext, store| {
1409 async move {
1410 ext.call_llm_provider_models(store, &provider_id)
1411 .await
1412 }
1413 .boxed()
1414 }
1415 })
1416 .await;
1417
1418 let models: Vec<LlmModelInfo> = match models_result {
1419 Ok(Ok(Ok(models))) => models,
1420 Ok(Ok(Err(e))) => {
1421 log::error!(
1422 "Failed to get models for LLM provider {} in extension {}: {}",
1423 provider_info.id,
1424 extension.manifest.id,
1425 e
1426 );
1427 Vec::new()
1428 }
1429 Ok(Err(e)) => {
1430 log::error!(
1431 "Wasm error calling llm_provider_models for {} in extension {}: {:?}",
1432 provider_info.id,
1433 extension.manifest.id,
1434 e
1435 );
1436 Vec::new()
1437 }
1438 Err(e) => {
1439 log::error!(
1440 "Extension call failed for llm_provider_models {} in extension {}: {:?}",
1441 provider_info.id,
1442 extension.manifest.id,
1443 e
1444 );
1445 Vec::new()
1446 }
1447 };
1448
1449 // Query initial authentication state
1450 let is_authenticated = wasm_extension
1451 .call({
1452 let provider_id = provider_info.id.clone();
1453 |ext, store| {
1454 async move {
1455 ext.call_llm_provider_is_authenticated(
1456 store,
1457 &provider_id,
1458 )
1459 .await
1460 }
1461 .boxed()
1462 }
1463 })
1464 .await
1465 .unwrap_or(Ok(false))
1466 .unwrap_or(false);
1467
1468 // Resolve icon path if provided
1469 let icon_path = provider_info.icon.as_ref().map(|icon| {
1470 let icon_file_path = extension_path.join(icon);
1471 // Canonicalize to resolve symlinks (dev extensions are symlinked)
1472 let absolute_icon_path = icon_file_path
1473 .canonicalize()
1474 .unwrap_or(icon_file_path)
1475 .to_string_lossy()
1476 .to_string();
1477 SharedString::from(absolute_icon_path)
1478 });
1479
1480 let provider_id_arc: Arc<str> =
1481 provider_info.id.as_str().into();
1482 let auth_config = extension
1483 .manifest
1484 .language_model_providers
1485 .get(&provider_id_arc)
1486 .and_then(|entry| entry.auth.clone());
1487
1488 llm_providers_with_models.push(LlmProviderWithModels {
1489 provider_info,
1490 models,
1491 is_authenticated,
1492 icon_path,
1493 auth_config,
1494 });
1495 }
1496 } else {
1497 log::error!(
1498 "Failed to get LLM providers from extension {}: {:?}",
1499 extension.manifest.id,
1500 providers_result
1501 );
1502 }
1503 }
1504
1505 wasm_extensions.push((
1506 extension.manifest.clone(),
1507 wasm_extension,
1508 llm_providers_with_models,
1509 ))
1510 }
1511 Err(e) => {
1512 log::error!(
1513 "Failed to load extension: {}, {:#}",
1514 extension.manifest.id,
1515 e
1516 );
1517 this.update(cx, |_, cx| {
1518 cx.emit(Event::ExtensionFailedToLoad(extension.manifest.id.clone()))
1519 })
1520 .ok();
1521 }
1522 }
1523 }
1524
1525 this.update(cx, |this, cx| {
1526 this.reload_complete_senders.clear();
1527
1528 for (manifest, wasm_extension, llm_providers_with_models) in &wasm_extensions {
1529 let extension = Arc::new(wasm_extension.clone());
1530
1531 for (language_server_id, language_server_config) in &manifest.language_servers {
1532 for language in language_server_config.languages() {
1533 this.proxy.register_language_server(
1534 extension.clone(),
1535 language_server_id.clone(),
1536 language.clone(),
1537 );
1538 }
1539 }
1540
1541 for (slash_command_name, slash_command) in &manifest.slash_commands {
1542 this.proxy.register_slash_command(
1543 extension.clone(),
1544 extension::SlashCommand {
1545 name: slash_command_name.to_string(),
1546 description: slash_command.description.to_string(),
1547 // We don't currently expose this as a configurable option, as it currently drives
1548 // the `menu_text` on the `SlashCommand` trait, which is not used for slash commands
1549 // defined in extensions, as they are not able to be added to the menu.
1550 tooltip_text: String::new(),
1551 requires_argument: slash_command.requires_argument,
1552 },
1553 );
1554 }
1555
1556 for id in manifest.context_servers.keys() {
1557 this.proxy
1558 .register_context_server(extension.clone(), id.clone(), cx);
1559 }
1560
1561 for (debug_adapter, meta) in &manifest.debug_adapters {
1562 let mut path = root_dir.clone();
1563 path.push(Path::new(manifest.id.as_ref()));
1564 if let Some(schema_path) = &meta.schema_path {
1565 path.push(schema_path);
1566 } else {
1567 path.push("debug_adapter_schemas");
1568 path.push(Path::new(debug_adapter.as_ref()).with_extension("json"));
1569 }
1570
1571 this.proxy.register_debug_adapter(
1572 extension.clone(),
1573 debug_adapter.clone(),
1574 &path,
1575 );
1576 }
1577
1578 for debug_adapter in manifest.debug_locators.keys() {
1579 this.proxy
1580 .register_debug_locator(extension.clone(), debug_adapter.clone());
1581 }
1582
1583 // Register LLM providers
1584 for llm_provider in llm_providers_with_models {
1585 let provider_id: Arc<str> =
1586 format!("{}:{}", manifest.id, llm_provider.provider_info.id).into();
1587 let wasm_ext = extension.as_ref().clone();
1588 let pinfo = llm_provider.provider_info.clone();
1589 let mods = llm_provider.models.clone();
1590 let auth = llm_provider.is_authenticated;
1591 let icon = llm_provider.icon_path.clone();
1592 let auth_config = llm_provider.auth_config.clone();
1593
1594 this.proxy.register_language_model_provider(
1595 provider_id.clone(),
1596 Box::new(move |cx: &mut App| {
1597 let provider = Arc::new(ExtensionLanguageModelProvider::new(
1598 wasm_ext, pinfo, mods, auth, icon, auth_config, cx,
1599 ));
1600 language_model::LanguageModelRegistry::global(cx).update(
1601 cx,
1602 |registry, cx| {
1603 registry.register_provider(provider, cx);
1604 },
1605 );
1606 }),
1607 cx,
1608 );
1609 }
1610 }
1611
1612 let wasm_extensions_without_llm: Vec<_> = wasm_extensions
1613 .into_iter()
1614 .map(|(manifest, ext, _)| (manifest, ext))
1615 .collect();
1616 this.wasm_extensions.extend(wasm_extensions_without_llm);
1617 this.proxy.set_extensions_loaded();
1618 this.proxy.reload_current_theme(cx);
1619 this.proxy.reload_current_icon_theme(cx);
1620
1621 if let Some(events) = ExtensionEvents::try_global(cx) {
1622 events.update(cx, |this, cx| {
1623 this.emit(extension::Event::ExtensionsInstalledChanged, cx)
1624 });
1625 }
1626 })
1627 .ok();
1628 })
1629 }
1630
1631 fn rebuild_extension_index(&self, cx: &mut Context<Self>) -> Task<ExtensionIndex> {
1632 let fs = self.fs.clone();
1633 let work_dir = self.wasm_host.work_dir.clone();
1634 let extensions_dir = self.installed_dir.clone();
1635 let index_path = self.index_path.clone();
1636 let proxy = self.proxy.clone();
1637 cx.background_spawn(async move {
1638 let start_time = Instant::now();
1639 let mut index = ExtensionIndex::default();
1640
1641 fs.create_dir(&work_dir).await.log_err();
1642 fs.create_dir(&extensions_dir).await.log_err();
1643
1644 let extension_paths = fs.read_dir(&extensions_dir).await;
1645 if let Ok(mut extension_paths) = extension_paths {
1646 while let Some(extension_dir) = extension_paths.next().await {
1647 let Ok(extension_dir) = extension_dir else {
1648 continue;
1649 };
1650
1651 if extension_dir
1652 .file_name()
1653 .is_some_and(|file_name| file_name == ".DS_Store")
1654 {
1655 continue;
1656 }
1657
1658 Self::add_extension_to_index(
1659 fs.clone(),
1660 extension_dir,
1661 &mut index,
1662 proxy.clone(),
1663 )
1664 .await
1665 .log_err();
1666 }
1667 }
1668
1669 if let Ok(index_json) = serde_json::to_string_pretty(&index) {
1670 fs.save(&index_path, &index_json.as_str().into(), Default::default())
1671 .await
1672 .context("failed to save extension index")
1673 .log_err();
1674 }
1675
1676 log::info!("rebuilt extension index in {:?}", start_time.elapsed());
1677 index
1678 })
1679 }
1680
1681 async fn add_extension_to_index(
1682 fs: Arc<dyn Fs>,
1683 extension_dir: PathBuf,
1684 index: &mut ExtensionIndex,
1685 proxy: Arc<ExtensionHostProxy>,
1686 ) -> Result<()> {
1687 let mut extension_manifest = ExtensionManifest::load(fs.clone(), &extension_dir).await?;
1688 let extension_id = extension_manifest.id.clone();
1689
1690 if SUPPRESSED_EXTENSIONS.contains(&extension_id.as_ref()) {
1691 return Ok(());
1692 }
1693
1694 // TODO: distinguish dev extensions more explicitly, by the absence
1695 // of a checksum file that we'll create when downloading normal extensions.
1696 let is_dev = fs
1697 .metadata(&extension_dir)
1698 .await?
1699 .context("directory does not exist")?
1700 .is_symlink;
1701
1702 if let Ok(mut language_paths) = fs.read_dir(&extension_dir.join("languages")).await {
1703 while let Some(language_path) = language_paths.next().await {
1704 let language_path = language_path?;
1705 let Ok(relative_path) = language_path.strip_prefix(&extension_dir) else {
1706 continue;
1707 };
1708 let Ok(Some(fs_metadata)) = fs.metadata(&language_path).await else {
1709 continue;
1710 };
1711 if !fs_metadata.is_dir {
1712 continue;
1713 }
1714 let config = fs.load(&language_path.join("config.toml")).await?;
1715 let config = ::toml::from_str::<LanguageConfig>(&config)?;
1716
1717 let relative_path = relative_path.to_path_buf();
1718 if !extension_manifest.languages.contains(&relative_path) {
1719 extension_manifest.languages.push(relative_path.clone());
1720 }
1721
1722 index.languages.insert(
1723 config.name.clone(),
1724 ExtensionIndexLanguageEntry {
1725 extension: extension_id.clone(),
1726 path: relative_path,
1727 matcher: config.matcher,
1728 hidden: config.hidden,
1729 grammar: config.grammar,
1730 },
1731 );
1732 }
1733 }
1734
1735 if let Ok(mut theme_paths) = fs.read_dir(&extension_dir.join("themes")).await {
1736 while let Some(theme_path) = theme_paths.next().await {
1737 let theme_path = theme_path?;
1738 let Ok(relative_path) = theme_path.strip_prefix(&extension_dir) else {
1739 continue;
1740 };
1741
1742 let Some(theme_families) = proxy
1743 .list_theme_names(theme_path.clone(), fs.clone())
1744 .await
1745 .log_err()
1746 else {
1747 continue;
1748 };
1749
1750 let relative_path = relative_path.to_path_buf();
1751 if !extension_manifest.themes.contains(&relative_path) {
1752 extension_manifest.themes.push(relative_path.clone());
1753 }
1754
1755 for theme_name in theme_families {
1756 index.themes.insert(
1757 theme_name.into(),
1758 ExtensionIndexThemeEntry {
1759 extension: extension_id.clone(),
1760 path: relative_path.clone(),
1761 },
1762 );
1763 }
1764 }
1765 }
1766
1767 if let Ok(mut icon_theme_paths) = fs.read_dir(&extension_dir.join("icon_themes")).await {
1768 while let Some(icon_theme_path) = icon_theme_paths.next().await {
1769 let icon_theme_path = icon_theme_path?;
1770 let Ok(relative_path) = icon_theme_path.strip_prefix(&extension_dir) else {
1771 continue;
1772 };
1773
1774 let Some(icon_theme_families) = proxy
1775 .list_icon_theme_names(icon_theme_path.clone(), fs.clone())
1776 .await
1777 .log_err()
1778 else {
1779 continue;
1780 };
1781
1782 let relative_path = relative_path.to_path_buf();
1783 if !extension_manifest.icon_themes.contains(&relative_path) {
1784 extension_manifest.icon_themes.push(relative_path.clone());
1785 }
1786
1787 for icon_theme_name in icon_theme_families {
1788 index.icon_themes.insert(
1789 icon_theme_name.into(),
1790 ExtensionIndexIconThemeEntry {
1791 extension: extension_id.clone(),
1792 path: relative_path.clone(),
1793 },
1794 );
1795 }
1796 }
1797 }
1798
1799 let extension_wasm_path = extension_dir.join("extension.wasm");
1800 if fs.is_file(&extension_wasm_path).await {
1801 extension_manifest
1802 .lib
1803 .kind
1804 .get_or_insert(ExtensionLibraryKind::Rust);
1805 }
1806
1807 index.extensions.insert(
1808 extension_id.clone(),
1809 ExtensionIndexEntry {
1810 dev: is_dev,
1811 manifest: Arc::new(extension_manifest),
1812 },
1813 );
1814
1815 Ok(())
1816 }
1817
1818 fn prepare_remote_extension(
1819 &mut self,
1820 extension_id: Arc<str>,
1821 is_dev: bool,
1822 tmp_dir: PathBuf,
1823 cx: &mut Context<Self>,
1824 ) -> Task<Result<()>> {
1825 let src_dir = self.extensions_dir().join(extension_id.as_ref());
1826 let Some(loaded_extension) = self.extension_index.extensions.get(&extension_id).cloned()
1827 else {
1828 return Task::ready(Err(anyhow!("extension no longer installed")));
1829 };
1830 let fs = self.fs.clone();
1831 cx.background_spawn(async move {
1832 const EXTENSION_TOML: &str = "extension.toml";
1833 const EXTENSION_WASM: &str = "extension.wasm";
1834 const CONFIG_TOML: &str = "config.toml";
1835
1836 if is_dev {
1837 let manifest_toml = toml::to_string(&loaded_extension.manifest)?;
1838 fs.save(
1839 &tmp_dir.join(EXTENSION_TOML),
1840 &Rope::from(manifest_toml),
1841 language::LineEnding::Unix,
1842 )
1843 .await?;
1844 } else {
1845 fs.copy_file(
1846 &src_dir.join(EXTENSION_TOML),
1847 &tmp_dir.join(EXTENSION_TOML),
1848 fs::CopyOptions::default(),
1849 )
1850 .await?
1851 }
1852
1853 if fs.is_file(&src_dir.join(EXTENSION_WASM)).await {
1854 fs.copy_file(
1855 &src_dir.join(EXTENSION_WASM),
1856 &tmp_dir.join(EXTENSION_WASM),
1857 fs::CopyOptions::default(),
1858 )
1859 .await?
1860 }
1861
1862 for language_path in loaded_extension.manifest.languages.iter() {
1863 if fs
1864 .is_file(&src_dir.join(language_path).join(CONFIG_TOML))
1865 .await
1866 {
1867 fs.create_dir(&tmp_dir.join(language_path)).await?;
1868 fs.copy_file(
1869 &src_dir.join(language_path).join(CONFIG_TOML),
1870 &tmp_dir.join(language_path).join(CONFIG_TOML),
1871 fs::CopyOptions::default(),
1872 )
1873 .await?
1874 }
1875 }
1876
1877 for (adapter_name, meta) in loaded_extension.manifest.debug_adapters.iter() {
1878 let schema_path = &extension::build_debug_adapter_schema_path(adapter_name, meta);
1879
1880 if fs.is_file(&src_dir.join(schema_path)).await {
1881 if let Some(parent) = schema_path.parent() {
1882 fs.create_dir(&tmp_dir.join(parent)).await?
1883 }
1884 fs.copy_file(
1885 &src_dir.join(schema_path),
1886 &tmp_dir.join(schema_path),
1887 fs::CopyOptions::default(),
1888 )
1889 .await?
1890 }
1891 }
1892
1893 Ok(())
1894 })
1895 }
1896
1897 async fn sync_extensions_to_remotes(
1898 this: &WeakEntity<Self>,
1899 client: WeakEntity<RemoteClient>,
1900 cx: &mut AsyncApp,
1901 ) -> Result<()> {
1902 let extensions = this.update(cx, |this, _cx| {
1903 this.extension_index
1904 .extensions
1905 .iter()
1906 .filter_map(|(id, entry)| {
1907 if !entry.manifest.allow_remote_load() {
1908 return None;
1909 }
1910 Some(proto::Extension {
1911 id: id.to_string(),
1912 version: entry.manifest.version.to_string(),
1913 dev: entry.dev,
1914 })
1915 })
1916 .collect()
1917 })?;
1918
1919 let response = client
1920 .update(cx, |client, _cx| {
1921 client
1922 .proto_client()
1923 .request(proto::SyncExtensions { extensions })
1924 })?
1925 .await?;
1926 let path_style = client.read_with(cx, |client, _| client.path_style())?;
1927
1928 for missing_extension in response.missing_extensions.into_iter() {
1929 let tmp_dir = tempfile::tempdir()?;
1930 this.update(cx, |this, cx| {
1931 this.prepare_remote_extension(
1932 missing_extension.id.clone().into(),
1933 missing_extension.dev,
1934 tmp_dir.path().to_owned(),
1935 cx,
1936 )
1937 })?
1938 .await?;
1939 let dest_dir = RemotePathBuf::new(
1940 path_style
1941 .join(&response.tmp_dir, &missing_extension.id)
1942 .with_context(|| {
1943 format!(
1944 "failed to construct destination path: {:?}, {:?}",
1945 response.tmp_dir, missing_extension.id,
1946 )
1947 })?,
1948 path_style,
1949 );
1950 log::info!(
1951 "Uploading extension {} to {:?}",
1952 missing_extension.clone().id,
1953 dest_dir
1954 );
1955
1956 client
1957 .update(cx, |client, cx| {
1958 client.upload_directory(tmp_dir.path().to_owned(), dest_dir.clone(), cx)
1959 })?
1960 .await?;
1961
1962 log::info!(
1963 "Finished uploading extension {}",
1964 missing_extension.clone().id
1965 );
1966
1967 let result = client
1968 .update(cx, |client, _cx| {
1969 client.proto_client().request(proto::InstallExtension {
1970 tmp_dir: dest_dir.to_proto(),
1971 extension: Some(missing_extension.clone()),
1972 })
1973 })?
1974 .await;
1975
1976 if let Err(e) = result {
1977 log::error!(
1978 "Failed to install extension {}: {}",
1979 missing_extension.id,
1980 e
1981 );
1982 }
1983 }
1984
1985 anyhow::Ok(())
1986 }
1987
1988 pub async fn update_remote_clients(this: &WeakEntity<Self>, cx: &mut AsyncApp) -> Result<()> {
1989 let clients = this.update(cx, |this, _cx| {
1990 this.remote_clients.retain(|v| v.upgrade().is_some());
1991 this.remote_clients.clone()
1992 })?;
1993
1994 for client in clients {
1995 Self::sync_extensions_to_remotes(this, client, cx)
1996 .await
1997 .log_err();
1998 }
1999
2000 anyhow::Ok(())
2001 }
2002
2003 pub fn register_remote_client(
2004 &mut self,
2005 client: Entity<RemoteClient>,
2006 _cx: &mut Context<Self>,
2007 ) {
2008 self.remote_clients.push(client.downgrade());
2009 self.ssh_registered_tx.unbounded_send(()).ok();
2010 }
2011}
2012
2013fn load_plugin_queries(root_path: &Path) -> LanguageQueries {
2014 let mut result = LanguageQueries::default();
2015 if let Some(entries) = std::fs::read_dir(root_path).log_err() {
2016 for entry in entries {
2017 let Some(entry) = entry.log_err() else {
2018 continue;
2019 };
2020 let path = entry.path();
2021 if let Some(remainder) = path.strip_prefix(root_path).ok().and_then(|p| p.to_str()) {
2022 if !remainder.ends_with(".scm") {
2023 continue;
2024 }
2025 for (name, query) in QUERY_FILENAME_PREFIXES {
2026 if remainder.starts_with(name) {
2027 if let Some(contents) = std::fs::read_to_string(&path).log_err() {
2028 match query(&mut result) {
2029 None => *query(&mut result) = Some(contents.into()),
2030 Some(r) => r.to_mut().push_str(contents.as_ref()),
2031 }
2032 }
2033 break;
2034 }
2035 }
2036 }
2037 }
2038 }
2039 result
2040}