1mod anthropic_migration;
2mod capability_granter;
3mod copilot_migration;
4pub mod extension_settings;
5mod google_ai_migration;
6pub mod headless_host;
7pub mod wasm_host;
8
9#[cfg(test)]
10mod extension_store_test;
11
12use anyhow::{Context as _, Result, anyhow, bail};
13use async_compression::futures::bufread::GzipDecoder;
14use async_tar::Archive;
15use client::ExtensionProvides;
16use client::{Client, ExtensionMetadata, GetExtensionsResponse, proto, telemetry::Telemetry};
17use collections::{BTreeMap, BTreeSet, HashSet, btree_map};
18pub use extension::ExtensionManifest;
19use extension::extension_builder::{CompileExtensionOptions, ExtensionBuilder};
20use extension::{
21 ExtensionContextServerProxy, ExtensionDebugAdapterProviderProxy, ExtensionEvents,
22 ExtensionGrammarProxy, ExtensionHostProxy, ExtensionLanguageModelProviderProxy,
23 ExtensionLanguageProxy, ExtensionLanguageServerProxy, ExtensionSlashCommandProxy,
24 ExtensionSnippetProxy, ExtensionThemeProxy,
25};
26use fs::{Fs, RemoveOptions};
27use futures::future::join_all;
28use futures::{
29 AsyncReadExt as _, Future, FutureExt as _, StreamExt as _,
30 channel::{
31 mpsc::{UnboundedSender, unbounded},
32 oneshot,
33 },
34 io::BufReader,
35 select_biased,
36};
37use gpui::{
38 App, AppContext as _, AsyncApp, Context, Entity, EventEmitter, Global, SharedString, Task,
39 WeakEntity, actions,
40};
41use http_client::{AsyncBody, HttpClient, HttpClientWithUrl};
42use language::{
43 LanguageConfig, LanguageMatcher, LanguageName, LanguageQueries, LoadedLanguage,
44 QUERY_FILENAME_PREFIXES, Rope,
45};
46use node_runtime::NodeRuntime;
47use project::ContextProviderWithTasks;
48use release_channel::ReleaseChannel;
49use remote::RemoteClient;
50use semver::Version;
51use serde::{Deserialize, Serialize};
52use settings::Settings;
53use std::ops::RangeInclusive;
54use std::str::FromStr;
55use std::{
56 cmp::Ordering,
57 path::{self, Path, PathBuf},
58 sync::Arc,
59 time::{Duration, Instant},
60};
61use url::Url;
62use util::{ResultExt, paths::RemotePathBuf};
63use wasm_host::llm_provider::ExtensionLanguageModelProvider;
64use wasm_host::{
65 WasmExtension, WasmHost,
66 wit::{LlmModelInfo, LlmProviderInfo, is_supported_wasm_api_version, wasm_api_version_range},
67};
68
69struct LlmProviderWithModels {
70 provider_info: LlmProviderInfo,
71 models: Vec<LlmModelInfo>,
72 is_authenticated: bool,
73 icon_path: Option<SharedString>,
74 auth_config: Option<extension::LanguageModelAuthConfig>,
75}
76
77pub use extension::{
78 ExtensionLibraryKind, GrammarManifestEntry, OldExtensionManifest, SchemaVersion,
79};
80pub use extension_settings::ExtensionSettings;
81
82pub const RELOAD_DEBOUNCE_DURATION: Duration = Duration::from_millis(200);
83const FS_WATCH_LATENCY: Duration = Duration::from_millis(100);
84
85/// Extension IDs that are being migrated from hardcoded LLM providers.
86/// For backwards compatibility, if the user has the corresponding env var set,
87/// we automatically enable env var reading for these extensions on first install.
88const LEGACY_LLM_EXTENSION_IDS: &[&str] = &[
89 "anthropic",
90 "copilot-chat",
91 "google-ai",
92 "open-router",
93 "openai",
94];
95
96/// Migrates legacy LLM provider extensions by auto-enabling env var reading
97/// if the env var is currently present in the environment.
98///
99/// This migration only runs once per provider - we track which providers have been
100/// migrated in `migrated_llm_providers` to avoid overriding user preferences.
101fn migrate_legacy_llm_provider_env_var(manifest: &ExtensionManifest, cx: &mut App) {
102 // Only apply migration to known legacy LLM extensions
103 if !LEGACY_LLM_EXTENSION_IDS.contains(&manifest.id.as_ref()) {
104 return;
105 }
106
107 // Check each provider in the manifest
108 for (provider_id, provider_entry) in &manifest.language_model_providers {
109 let Some(auth_config) = &provider_entry.auth else {
110 continue;
111 };
112 let Some(env_var_name) = &auth_config.env_var else {
113 continue;
114 };
115
116 let full_provider_id: Arc<str> = format!("{}:{}", manifest.id, provider_id).into();
117
118 // Check if we've already run migration for this provider (regardless of outcome)
119 let already_migrated = ExtensionSettings::get_global(cx)
120 .migrated_llm_providers
121 .contains(full_provider_id.as_ref());
122
123 if already_migrated {
124 continue;
125 }
126
127 // Check if the env var is present and non-empty
128 let env_var_is_set = std::env::var(env_var_name)
129 .map(|v| !v.is_empty())
130 .unwrap_or(false);
131
132 // Mark as migrated regardless of whether we enable env var reading
133 let should_enable_env_var = env_var_is_set;
134 settings::update_settings_file(<dyn fs::Fs>::global(cx), cx, {
135 let full_provider_id = full_provider_id.clone();
136 move |settings, _| {
137 // Always mark as migrated
138 let migrated = settings
139 .extension
140 .migrated_llm_providers
141 .get_or_insert_with(Vec::new);
142
143 if !migrated
144 .iter()
145 .any(|id| id.as_ref() == full_provider_id.as_ref())
146 {
147 migrated.push(full_provider_id.clone());
148 }
149
150 // Only enable env var reading if the env var is set
151 if should_enable_env_var {
152 let providers = settings
153 .extension
154 .allowed_env_var_providers
155 .get_or_insert_with(Vec::new);
156
157 if !providers
158 .iter()
159 .any(|id| id.as_ref() == full_provider_id.as_ref())
160 {
161 providers.push(full_provider_id);
162 }
163 }
164 }
165 });
166
167 if env_var_is_set {
168 log::info!(
169 "Migrating legacy LLM provider {}: auto-enabling {} env var reading",
170 full_provider_id,
171 env_var_name
172 );
173 }
174 }
175}
176
177/// The current extension [`SchemaVersion`] supported by Zed.
178const CURRENT_SCHEMA_VERSION: SchemaVersion = SchemaVersion(1);
179
180/// Extensions that should no longer be loaded or downloaded.
181///
182/// These snippets should no longer be downloaded or loaded, because their
183/// functionality has been integrated into the core editor.
184const SUPPRESSED_EXTENSIONS: &[&str] = &["snippets", "ruff", "ty", "basedpyright"];
185
186/// Returns the [`SchemaVersion`] range that is compatible with this version of Zed.
187pub fn schema_version_range() -> RangeInclusive<SchemaVersion> {
188 SchemaVersion::ZERO..=CURRENT_SCHEMA_VERSION
189}
190
191/// Returns whether the given extension version is compatible with this version of Zed.
192pub fn is_version_compatible(
193 release_channel: ReleaseChannel,
194 extension_version: &ExtensionMetadata,
195) -> bool {
196 let schema_version = extension_version.manifest.schema_version.unwrap_or(0);
197 if CURRENT_SCHEMA_VERSION.0 < schema_version {
198 return false;
199 }
200
201 if let Some(wasm_api_version) = extension_version
202 .manifest
203 .wasm_api_version
204 .as_ref()
205 .and_then(|wasm_api_version| Version::from_str(wasm_api_version).ok())
206 && !is_supported_wasm_api_version(release_channel, wasm_api_version)
207 {
208 return false;
209 }
210
211 true
212}
213
214pub struct ExtensionStore {
215 pub proxy: Arc<ExtensionHostProxy>,
216 pub builder: Arc<ExtensionBuilder>,
217 pub extension_index: ExtensionIndex,
218 pub fs: Arc<dyn Fs>,
219 pub http_client: Arc<HttpClientWithUrl>,
220 pub telemetry: Option<Arc<Telemetry>>,
221 pub reload_tx: UnboundedSender<Option<Arc<str>>>,
222 pub reload_complete_senders: Vec<oneshot::Sender<()>>,
223 pub installed_dir: PathBuf,
224 pub outstanding_operations: BTreeMap<Arc<str>, ExtensionOperation>,
225 pub index_path: PathBuf,
226 pub modified_extensions: HashSet<Arc<str>>,
227 pub wasm_host: Arc<WasmHost>,
228 pub wasm_extensions: Vec<(Arc<ExtensionManifest>, WasmExtension)>,
229 pub tasks: Vec<Task<()>>,
230 pub remote_clients: Vec<WeakEntity<RemoteClient>>,
231 pub ssh_registered_tx: UnboundedSender<()>,
232}
233
234#[derive(Clone, Copy)]
235pub enum ExtensionOperation {
236 Upgrade,
237 Install,
238 Remove,
239}
240
241#[derive(Clone)]
242pub enum Event {
243 ExtensionsUpdated,
244 StartedReloading,
245 ExtensionInstalled(Arc<str>),
246 ExtensionUninstalled(Arc<str>),
247 ExtensionFailedToLoad(Arc<str>),
248}
249
250impl EventEmitter<Event> for ExtensionStore {}
251
252struct GlobalExtensionStore(Entity<ExtensionStore>);
253
254impl Global for GlobalExtensionStore {}
255
256#[derive(Debug, Deserialize, Serialize, Default, PartialEq, Eq)]
257pub struct ExtensionIndex {
258 pub extensions: BTreeMap<Arc<str>, ExtensionIndexEntry>,
259 pub themes: BTreeMap<Arc<str>, ExtensionIndexThemeEntry>,
260 #[serde(default)]
261 pub icon_themes: BTreeMap<Arc<str>, ExtensionIndexIconThemeEntry>,
262 pub languages: BTreeMap<LanguageName, ExtensionIndexLanguageEntry>,
263}
264
265#[derive(Clone, PartialEq, Eq, Debug, Deserialize, Serialize)]
266pub struct ExtensionIndexEntry {
267 pub manifest: Arc<ExtensionManifest>,
268 pub dev: bool,
269}
270
271#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Debug, Deserialize, Serialize)]
272pub struct ExtensionIndexThemeEntry {
273 pub extension: Arc<str>,
274 pub path: PathBuf,
275}
276
277#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Debug, Deserialize, Serialize)]
278pub struct ExtensionIndexIconThemeEntry {
279 pub extension: Arc<str>,
280 pub path: PathBuf,
281}
282
283#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Debug, Deserialize, Serialize)]
284pub struct ExtensionIndexLanguageEntry {
285 pub extension: Arc<str>,
286 pub path: PathBuf,
287 pub matcher: LanguageMatcher,
288 pub hidden: bool,
289 pub grammar: Option<Arc<str>>,
290}
291
292actions!(
293 zed,
294 [
295 /// Reloads all installed extensions.
296 ReloadExtensions
297 ]
298);
299
300pub fn init(
301 extension_host_proxy: Arc<ExtensionHostProxy>,
302 fs: Arc<dyn Fs>,
303 client: Arc<Client>,
304 node_runtime: NodeRuntime,
305 cx: &mut App,
306) {
307 let store = cx.new(move |cx| {
308 ExtensionStore::new(
309 paths::extensions_dir().clone(),
310 None,
311 extension_host_proxy,
312 fs,
313 client.http_client(),
314 client.http_client(),
315 Some(client.telemetry().clone()),
316 node_runtime,
317 cx,
318 )
319 });
320
321 cx.on_action(|_: &ReloadExtensions, cx| {
322 let store = cx.global::<GlobalExtensionStore>().0.clone();
323 store.update(cx, |store, cx| drop(store.reload(None, cx)));
324 });
325
326 cx.set_global(GlobalExtensionStore(store));
327}
328
329impl ExtensionStore {
330 pub fn try_global(cx: &App) -> Option<Entity<Self>> {
331 cx.try_global::<GlobalExtensionStore>()
332 .map(|store| store.0.clone())
333 }
334
335 pub fn global(cx: &App) -> Entity<Self> {
336 cx.global::<GlobalExtensionStore>().0.clone()
337 }
338
339 pub fn new(
340 extensions_dir: PathBuf,
341 build_dir: Option<PathBuf>,
342 extension_host_proxy: Arc<ExtensionHostProxy>,
343 fs: Arc<dyn Fs>,
344 http_client: Arc<HttpClientWithUrl>,
345 builder_client: Arc<dyn HttpClient>,
346 telemetry: Option<Arc<Telemetry>>,
347 node_runtime: NodeRuntime,
348 cx: &mut Context<Self>,
349 ) -> Self {
350 let work_dir = extensions_dir.join("work");
351 let build_dir = build_dir.unwrap_or_else(|| extensions_dir.join("build"));
352 let installed_dir = extensions_dir.join("installed");
353 let index_path = extensions_dir.join("index.json");
354
355 let (reload_tx, mut reload_rx) = unbounded();
356 let (connection_registered_tx, mut connection_registered_rx) = unbounded();
357 let mut this = Self {
358 proxy: extension_host_proxy.clone(),
359 extension_index: Default::default(),
360 installed_dir,
361 index_path,
362 builder: Arc::new(ExtensionBuilder::new(builder_client, build_dir)),
363 outstanding_operations: Default::default(),
364 modified_extensions: Default::default(),
365 reload_complete_senders: Vec::new(),
366 wasm_host: WasmHost::new(
367 fs.clone(),
368 http_client.clone(),
369 node_runtime,
370 extension_host_proxy,
371 work_dir,
372 cx,
373 ),
374 wasm_extensions: Vec::new(),
375 fs,
376 http_client,
377 telemetry,
378 reload_tx,
379 tasks: Vec::new(),
380
381 remote_clients: Default::default(),
382 ssh_registered_tx: connection_registered_tx,
383 };
384
385 // The extensions store maintains an index file, which contains a complete
386 // list of the installed extensions and the resources that they provide.
387 // This index is loaded synchronously on startup.
388 let (index_content, index_metadata, extensions_metadata) =
389 cx.background_executor().block(async {
390 futures::join!(
391 this.fs.load(&this.index_path),
392 this.fs.metadata(&this.index_path),
393 this.fs.metadata(&this.installed_dir),
394 )
395 });
396
397 // Normally, there is no need to rebuild the index. But if the index file
398 // is invalid or is out-of-date according to the filesystem mtimes, then
399 // it must be asynchronously rebuilt.
400 let mut extension_index = ExtensionIndex::default();
401 let mut extension_index_needs_rebuild = true;
402 if let Ok(index_content) = index_content
403 && let Some(index) = serde_json::from_str(&index_content).log_err()
404 {
405 extension_index = index;
406 if let (Ok(Some(index_metadata)), Ok(Some(extensions_metadata))) =
407 (index_metadata, extensions_metadata)
408 && index_metadata
409 .mtime
410 .bad_is_greater_than(extensions_metadata.mtime)
411 {
412 extension_index_needs_rebuild = false;
413 }
414 }
415
416 // Immediately load all of the extensions in the initial manifest. If the
417 // index needs to be rebuild, then enqueue
418 let load_initial_extensions = this.extensions_updated(extension_index, cx);
419 let mut reload_future = None;
420 if extension_index_needs_rebuild {
421 reload_future = Some(this.reload(None, cx));
422 }
423
424 cx.spawn(async move |this, cx| {
425 if let Some(future) = reload_future {
426 future.await;
427 }
428 this.update(cx, |this, cx| this.auto_install_extensions(cx))
429 .ok();
430 this.update(cx, |this, cx| this.check_for_updates(cx)).ok();
431 })
432 .detach();
433
434 // Perform all extension loading in a single task to ensure that we
435 // never attempt to simultaneously load/unload extensions from multiple
436 // parallel tasks.
437 this.tasks.push(cx.spawn(async move |this, cx| {
438 async move {
439 load_initial_extensions.await;
440
441 let mut index_changed = false;
442 let mut debounce_timer = cx.background_spawn(futures::future::pending()).fuse();
443 loop {
444 select_biased! {
445 _ = debounce_timer => {
446 if index_changed {
447 let index = this
448 .update(cx, |this, cx| this.rebuild_extension_index(cx))?
449 .await;
450 this.update(cx, |this, cx| this.extensions_updated(index, cx))?
451 .await;
452 index_changed = false;
453 }
454
455 Self::update_remote_clients(&this, cx).await?;
456 }
457 _ = connection_registered_rx.next() => {
458 debounce_timer = cx
459 .background_executor()
460 .timer(RELOAD_DEBOUNCE_DURATION)
461 .fuse();
462 }
463 extension_id = reload_rx.next() => {
464 let Some(extension_id) = extension_id else { break; };
465 this.update(cx, |this, _| {
466 this.modified_extensions.extend(extension_id);
467 })?;
468 index_changed = true;
469 debounce_timer = cx
470 .background_executor()
471 .timer(RELOAD_DEBOUNCE_DURATION)
472 .fuse();
473 }
474 }
475 }
476
477 anyhow::Ok(())
478 }
479 .map(drop)
480 .await;
481 }));
482
483 // Watch the installed extensions directory for changes. Whenever changes are
484 // detected, rebuild the extension index, and load/unload any extensions that
485 // have been added, removed, or modified.
486 this.tasks.push(cx.background_spawn({
487 let fs = this.fs.clone();
488 let reload_tx = this.reload_tx.clone();
489 let installed_dir = this.installed_dir.clone();
490 async move {
491 let (mut paths, _) = fs.watch(&installed_dir, FS_WATCH_LATENCY).await;
492 while let Some(events) = paths.next().await {
493 for event in events {
494 let Ok(event_path) = event.path.strip_prefix(&installed_dir) else {
495 continue;
496 };
497
498 if let Some(path::Component::Normal(extension_dir_name)) =
499 event_path.components().next()
500 && let Some(extension_id) = extension_dir_name.to_str()
501 {
502 reload_tx.unbounded_send(Some(extension_id.into())).ok();
503 }
504 }
505 }
506 }
507 }));
508
509 this
510 }
511
512 pub fn reload(
513 &mut self,
514 modified_extension: Option<Arc<str>>,
515 cx: &mut Context<Self>,
516 ) -> impl Future<Output = ()> + use<> {
517 let (tx, rx) = oneshot::channel();
518 self.reload_complete_senders.push(tx);
519 self.reload_tx
520 .unbounded_send(modified_extension)
521 .expect("reload task exited");
522 cx.emit(Event::StartedReloading);
523
524 async move {
525 rx.await.ok();
526 }
527 }
528
529 fn extensions_dir(&self) -> PathBuf {
530 self.installed_dir.clone()
531 }
532
533 pub fn outstanding_operations(&self) -> &BTreeMap<Arc<str>, ExtensionOperation> {
534 &self.outstanding_operations
535 }
536
537 pub fn installed_extensions(&self) -> &BTreeMap<Arc<str>, ExtensionIndexEntry> {
538 &self.extension_index.extensions
539 }
540
541 pub fn dev_extensions(&self) -> impl Iterator<Item = &Arc<ExtensionManifest>> {
542 self.extension_index
543 .extensions
544 .values()
545 .filter_map(|extension| extension.dev.then_some(&extension.manifest))
546 }
547
548 pub fn extension_manifest_for_id(&self, extension_id: &str) -> Option<&Arc<ExtensionManifest>> {
549 self.extension_index
550 .extensions
551 .get(extension_id)
552 .map(|extension| &extension.manifest)
553 }
554
555 /// Returns the names of themes provided by extensions.
556 pub fn extension_themes<'a>(
557 &'a self,
558 extension_id: &'a str,
559 ) -> impl Iterator<Item = &'a Arc<str>> {
560 self.extension_index
561 .themes
562 .iter()
563 .filter_map(|(name, theme)| theme.extension.as_ref().eq(extension_id).then_some(name))
564 }
565
566 /// Returns the path to the theme file within an extension, if there is an
567 /// extension that provides the theme.
568 pub fn path_to_extension_theme(&self, theme_name: &str) -> Option<PathBuf> {
569 let entry = self.extension_index.themes.get(theme_name)?;
570
571 Some(
572 self.extensions_dir()
573 .join(entry.extension.as_ref())
574 .join(&entry.path),
575 )
576 }
577
578 /// Returns the names of icon themes provided by extensions.
579 pub fn extension_icon_themes<'a>(
580 &'a self,
581 extension_id: &'a str,
582 ) -> impl Iterator<Item = &'a Arc<str>> {
583 self.extension_index
584 .icon_themes
585 .iter()
586 .filter_map(|(name, icon_theme)| {
587 icon_theme
588 .extension
589 .as_ref()
590 .eq(extension_id)
591 .then_some(name)
592 })
593 }
594
595 /// Returns the path to the icon theme file within an extension, if there is
596 /// an extension that provides the icon theme.
597 pub fn path_to_extension_icon_theme(
598 &self,
599 icon_theme_name: &str,
600 ) -> Option<(PathBuf, PathBuf)> {
601 let entry = self.extension_index.icon_themes.get(icon_theme_name)?;
602
603 let icon_theme_path = self
604 .extensions_dir()
605 .join(entry.extension.as_ref())
606 .join(&entry.path);
607 let icons_root_path = self.extensions_dir().join(entry.extension.as_ref());
608
609 Some((icon_theme_path, icons_root_path))
610 }
611
612 pub fn fetch_extensions(
613 &self,
614 search: Option<&str>,
615 provides_filter: Option<&BTreeSet<ExtensionProvides>>,
616 cx: &mut Context<Self>,
617 ) -> Task<Result<Vec<ExtensionMetadata>>> {
618 let version = CURRENT_SCHEMA_VERSION.to_string();
619 let mut query = vec![("max_schema_version", version.as_str())];
620 if let Some(search) = search {
621 query.push(("filter", search));
622 }
623
624 let provides_filter = provides_filter.map(|provides_filter| {
625 provides_filter
626 .iter()
627 .map(|provides| provides.to_string())
628 .collect::<Vec<_>>()
629 .join(",")
630 });
631 if let Some(provides_filter) = provides_filter.as_deref() {
632 query.push(("provides", provides_filter));
633 }
634
635 self.fetch_extensions_from_api("/extensions", &query, cx)
636 }
637
638 pub fn fetch_extensions_with_update_available(
639 &mut self,
640 cx: &mut Context<Self>,
641 ) -> Task<Result<Vec<ExtensionMetadata>>> {
642 let schema_versions = schema_version_range();
643 let wasm_api_versions = wasm_api_version_range(ReleaseChannel::global(cx));
644 let extension_settings = ExtensionSettings::get_global(cx);
645 let extension_ids = self
646 .extension_index
647 .extensions
648 .iter()
649 .filter(|(id, entry)| !entry.dev && extension_settings.should_auto_update(id))
650 .map(|(id, _)| id.as_ref())
651 .collect::<Vec<_>>()
652 .join(",");
653 let task = self.fetch_extensions_from_api(
654 "/extensions/updates",
655 &[
656 ("min_schema_version", &schema_versions.start().to_string()),
657 ("max_schema_version", &schema_versions.end().to_string()),
658 (
659 "min_wasm_api_version",
660 &wasm_api_versions.start().to_string(),
661 ),
662 ("max_wasm_api_version", &wasm_api_versions.end().to_string()),
663 ("ids", &extension_ids),
664 ],
665 cx,
666 );
667 cx.spawn(async move |this, cx| {
668 let extensions = task.await?;
669 this.update(cx, |this, _cx| {
670 extensions
671 .into_iter()
672 .filter(|extension| {
673 this.extension_index
674 .extensions
675 .get(&extension.id)
676 .is_none_or(|installed_extension| {
677 installed_extension.manifest.version != extension.manifest.version
678 })
679 })
680 .collect()
681 })
682 })
683 }
684
685 pub fn fetch_extension_versions(
686 &self,
687 extension_id: &str,
688 cx: &mut Context<Self>,
689 ) -> Task<Result<Vec<ExtensionMetadata>>> {
690 self.fetch_extensions_from_api(&format!("/extensions/{extension_id}"), &[], cx)
691 }
692
693 /// Installs any extensions that should be included with Zed by default.
694 ///
695 /// This can be used to make certain functionality provided by extensions
696 /// available out-of-the-box.
697 pub fn auto_install_extensions(&mut self, cx: &mut Context<Self>) {
698 if cfg!(test) {
699 return;
700 }
701
702 let extension_settings = ExtensionSettings::get_global(cx);
703
704 let extensions_to_install = extension_settings
705 .auto_install_extensions
706 .keys()
707 .filter(|extension_id| extension_settings.should_auto_install(extension_id))
708 .filter(|extension_id| {
709 let is_already_installed = self
710 .extension_index
711 .extensions
712 .contains_key(extension_id.as_ref());
713 !is_already_installed && !SUPPRESSED_EXTENSIONS.contains(&extension_id.as_ref())
714 })
715 .cloned()
716 .collect::<Vec<_>>();
717
718 cx.spawn(async move |this, cx| {
719 for extension_id in extensions_to_install {
720 this.update(cx, |this, cx| {
721 this.install_latest_extension(extension_id.clone(), cx);
722 })
723 .ok();
724 }
725 })
726 .detach();
727 }
728
729 pub fn check_for_updates(&mut self, cx: &mut Context<Self>) {
730 let task = self.fetch_extensions_with_update_available(cx);
731 cx.spawn(async move |this, cx| Self::upgrade_extensions(this, task.await?, cx).await)
732 .detach();
733 }
734
735 async fn upgrade_extensions(
736 this: WeakEntity<Self>,
737 extensions: Vec<ExtensionMetadata>,
738 cx: &mut AsyncApp,
739 ) -> Result<()> {
740 for extension in extensions {
741 let task = this.update(cx, |this, cx| {
742 if let Some(installed_extension) =
743 this.extension_index.extensions.get(&extension.id)
744 {
745 let installed_version =
746 Version::from_str(&installed_extension.manifest.version).ok()?;
747 let latest_version = Version::from_str(&extension.manifest.version).ok()?;
748
749 if installed_version >= latest_version {
750 return None;
751 }
752 }
753
754 Some(this.upgrade_extension(extension.id, extension.manifest.version, cx))
755 })?;
756
757 if let Some(task) = task {
758 task.await.log_err();
759 }
760 }
761 anyhow::Ok(())
762 }
763
764 fn fetch_extensions_from_api(
765 &self,
766 path: &str,
767 query: &[(&str, &str)],
768 cx: &mut Context<ExtensionStore>,
769 ) -> Task<Result<Vec<ExtensionMetadata>>> {
770 let url = self.http_client.build_zed_api_url(path, query);
771 let http_client = self.http_client.clone();
772 cx.spawn(async move |_, _| {
773 let mut response = http_client
774 .get(url?.as_ref(), AsyncBody::empty(), true)
775 .await?;
776
777 let mut body = Vec::new();
778 response
779 .body_mut()
780 .read_to_end(&mut body)
781 .await
782 .context("error reading extensions")?;
783
784 if response.status().is_client_error() {
785 let text = String::from_utf8_lossy(body.as_slice());
786 bail!(
787 "status error {}, response: {text:?}",
788 response.status().as_u16()
789 );
790 }
791
792 let mut response: GetExtensionsResponse = serde_json::from_slice(&body)?;
793
794 response
795 .data
796 .retain(|extension| !SUPPRESSED_EXTENSIONS.contains(&extension.id.as_ref()));
797
798 Ok(response.data)
799 })
800 }
801
802 pub fn install_extension(
803 &mut self,
804 extension_id: Arc<str>,
805 version: Arc<str>,
806 cx: &mut Context<Self>,
807 ) {
808 self.install_or_upgrade_extension(extension_id, version, ExtensionOperation::Install, cx)
809 .detach_and_log_err(cx);
810 }
811
812 fn install_or_upgrade_extension_at_endpoint(
813 &mut self,
814 extension_id: Arc<str>,
815 url: Url,
816 operation: ExtensionOperation,
817 cx: &mut Context<Self>,
818 ) -> Task<Result<()>> {
819 let extension_dir = self.installed_dir.join(extension_id.as_ref());
820 let http_client = self.http_client.clone();
821 let fs = self.fs.clone();
822
823 match self.outstanding_operations.entry(extension_id.clone()) {
824 btree_map::Entry::Occupied(_) => return Task::ready(Ok(())),
825 btree_map::Entry::Vacant(e) => e.insert(operation),
826 };
827 cx.notify();
828
829 cx.spawn(async move |this, cx| {
830 let _finish = cx.on_drop(&this, {
831 let extension_id = extension_id.clone();
832 move |this, cx| {
833 this.outstanding_operations.remove(extension_id.as_ref());
834 cx.notify();
835 }
836 });
837
838 let mut response = http_client
839 .get(url.as_ref(), Default::default(), true)
840 .await
841 .context("downloading extension")?;
842
843 fs.remove_dir(
844 &extension_dir,
845 RemoveOptions {
846 recursive: true,
847 ignore_if_not_exists: true,
848 },
849 )
850 .await?;
851
852 let content_length = response
853 .headers()
854 .get(http_client::http::header::CONTENT_LENGTH)
855 .and_then(|value| value.to_str().ok()?.parse::<usize>().ok());
856
857 let mut body = BufReader::new(response.body_mut());
858 let mut tar_gz_bytes = Vec::new();
859 body.read_to_end(&mut tar_gz_bytes).await?;
860
861 if let Some(content_length) = content_length {
862 let actual_len = tar_gz_bytes.len();
863 if content_length != actual_len {
864 bail!(concat!(
865 "downloaded extension size {actual_len} ",
866 "does not match content length {content_length}"
867 ));
868 }
869 }
870 let decompressed_bytes = GzipDecoder::new(BufReader::new(tar_gz_bytes.as_slice()));
871 let archive = Archive::new(decompressed_bytes);
872 archive.unpack(extension_dir).await?;
873 this.update(cx, |this, cx| this.reload(Some(extension_id.clone()), cx))?
874 .await;
875
876 if let ExtensionOperation::Install = operation {
877 this.update(cx, |this, cx| {
878 // Check for legacy LLM provider migration
879 if let Some(manifest) = this.extension_manifest_for_id(&extension_id) {
880 migrate_legacy_llm_provider_env_var(&manifest, cx);
881 }
882
883 cx.emit(Event::ExtensionInstalled(extension_id.clone()));
884 if let Some(events) = ExtensionEvents::try_global(cx)
885 && let Some(manifest) = this.extension_manifest_for_id(&extension_id)
886 {
887 events.update(cx, |this, cx| {
888 this.emit(extension::Event::ExtensionInstalled(manifest.clone()), cx)
889 });
890 }
891
892 // Run extension-specific migrations
893 copilot_migration::migrate_copilot_credentials_if_needed(&extension_id, cx);
894 anthropic_migration::migrate_anthropic_credentials_if_needed(&extension_id, cx);
895 google_ai_migration::migrate_google_ai_credentials_if_needed(&extension_id, cx);
896 })
897 .ok();
898 }
899
900 anyhow::Ok(())
901 })
902 }
903
904 pub fn install_latest_extension(&mut self, extension_id: Arc<str>, cx: &mut Context<Self>) {
905 log::info!("installing extension {extension_id} latest version");
906
907 let schema_versions = schema_version_range();
908 let wasm_api_versions = wasm_api_version_range(ReleaseChannel::global(cx));
909
910 let Some(url) = self
911 .http_client
912 .build_zed_api_url(
913 &format!("/extensions/{extension_id}/download"),
914 &[
915 ("min_schema_version", &schema_versions.start().to_string()),
916 ("max_schema_version", &schema_versions.end().to_string()),
917 (
918 "min_wasm_api_version",
919 &wasm_api_versions.start().to_string(),
920 ),
921 ("max_wasm_api_version", &wasm_api_versions.end().to_string()),
922 ],
923 )
924 .log_err()
925 else {
926 return;
927 };
928
929 self.install_or_upgrade_extension_at_endpoint(
930 extension_id,
931 url,
932 ExtensionOperation::Install,
933 cx,
934 )
935 .detach_and_log_err(cx);
936 }
937
938 pub fn upgrade_extension(
939 &mut self,
940 extension_id: Arc<str>,
941 version: Arc<str>,
942 cx: &mut Context<Self>,
943 ) -> Task<Result<()>> {
944 self.install_or_upgrade_extension(extension_id, version, ExtensionOperation::Upgrade, cx)
945 }
946
947 fn install_or_upgrade_extension(
948 &mut self,
949 extension_id: Arc<str>,
950 version: Arc<str>,
951 operation: ExtensionOperation,
952 cx: &mut Context<Self>,
953 ) -> Task<Result<()>> {
954 log::info!("installing extension {extension_id} {version}");
955 let Some(url) = self
956 .http_client
957 .build_zed_api_url(
958 &format!("/extensions/{extension_id}/{version}/download"),
959 &[],
960 )
961 .log_err()
962 else {
963 return Task::ready(Ok(()));
964 };
965
966 self.install_or_upgrade_extension_at_endpoint(extension_id, url, operation, cx)
967 }
968
969 pub fn uninstall_extension(
970 &mut self,
971 extension_id: Arc<str>,
972 cx: &mut Context<Self>,
973 ) -> Task<Result<()>> {
974 let extension_dir = self.installed_dir.join(extension_id.as_ref());
975 let work_dir = self.wasm_host.work_dir.join(extension_id.as_ref());
976 let fs = self.fs.clone();
977
978 let extension_manifest = self.extension_manifest_for_id(&extension_id).cloned();
979
980 match self.outstanding_operations.entry(extension_id.clone()) {
981 btree_map::Entry::Occupied(_) => return Task::ready(Ok(())),
982 btree_map::Entry::Vacant(e) => e.insert(ExtensionOperation::Remove),
983 };
984
985 cx.spawn(async move |extension_store, cx| {
986 let _finish = cx.on_drop(&extension_store, {
987 let extension_id = extension_id.clone();
988 move |this, cx| {
989 this.outstanding_operations.remove(extension_id.as_ref());
990 cx.notify();
991 }
992 });
993
994 fs.remove_dir(
995 &extension_dir,
996 RemoveOptions {
997 recursive: true,
998 ignore_if_not_exists: true,
999 },
1000 )
1001 .await
1002 .with_context(|| format!("Removing extension dir {extension_dir:?}"))?;
1003
1004 extension_store
1005 .update(cx, |extension_store, cx| extension_store.reload(None, cx))?
1006 .await;
1007
1008 // There's a race between wasm extension fully stopping and the directory removal.
1009 // On Windows, it's impossible to remove a directory that has a process running in it.
1010 for i in 0..3 {
1011 cx.background_executor()
1012 .timer(Duration::from_millis(i * 100))
1013 .await;
1014 let removal_result = fs
1015 .remove_dir(
1016 &work_dir,
1017 RemoveOptions {
1018 recursive: true,
1019 ignore_if_not_exists: true,
1020 },
1021 )
1022 .await;
1023 match removal_result {
1024 Ok(()) => break,
1025 Err(e) => {
1026 if i == 2 {
1027 log::error!("Failed to remove extension work dir {work_dir:?} : {e}");
1028 }
1029 }
1030 }
1031 }
1032
1033 extension_store.update(cx, |_, cx| {
1034 cx.emit(Event::ExtensionUninstalled(extension_id.clone()));
1035 if let Some(events) = ExtensionEvents::try_global(cx)
1036 && let Some(manifest) = extension_manifest
1037 {
1038 events.update(cx, |this, cx| {
1039 this.emit(extension::Event::ExtensionUninstalled(manifest.clone()), cx)
1040 });
1041 }
1042 })?;
1043
1044 anyhow::Ok(())
1045 })
1046 }
1047
1048 pub fn install_dev_extension(
1049 &mut self,
1050 extension_source_path: PathBuf,
1051 cx: &mut Context<Self>,
1052 ) -> Task<Result<()>> {
1053 let extensions_dir = self.extensions_dir();
1054 let fs = self.fs.clone();
1055 let builder = self.builder.clone();
1056
1057 cx.spawn(async move |this, cx| {
1058 let mut extension_manifest =
1059 ExtensionManifest::load(fs.clone(), &extension_source_path).await?;
1060 let extension_id = extension_manifest.id.clone();
1061
1062 if let Some(uninstall_task) = this
1063 .update(cx, |this, cx| {
1064 this.extension_index
1065 .extensions
1066 .get(extension_id.as_ref())
1067 .is_some_and(|index_entry| !index_entry.dev)
1068 .then(|| this.uninstall_extension(extension_id.clone(), cx))
1069 })
1070 .ok()
1071 .flatten()
1072 {
1073 uninstall_task.await.log_err();
1074 }
1075
1076 if !this.update(cx, |this, cx| {
1077 match this.outstanding_operations.entry(extension_id.clone()) {
1078 btree_map::Entry::Occupied(_) => return false,
1079 btree_map::Entry::Vacant(e) => e.insert(ExtensionOperation::Install),
1080 };
1081 cx.notify();
1082 true
1083 })? {
1084 return Ok(());
1085 }
1086
1087 let _finish = cx.on_drop(&this, {
1088 let extension_id = extension_id.clone();
1089 move |this, cx| {
1090 this.outstanding_operations.remove(extension_id.as_ref());
1091 cx.notify();
1092 }
1093 });
1094
1095 cx.background_spawn({
1096 let extension_source_path = extension_source_path.clone();
1097 async move {
1098 builder
1099 .compile_extension(
1100 &extension_source_path,
1101 &mut extension_manifest,
1102 CompileExtensionOptions { release: false },
1103 )
1104 .await
1105 }
1106 })
1107 .await
1108 .inspect_err(|error| {
1109 util::log_err(error);
1110 })?;
1111
1112 let output_path = &extensions_dir.join(extension_id.as_ref());
1113 if let Some(metadata) = fs.metadata(output_path).await? {
1114 if metadata.is_symlink {
1115 fs.remove_file(
1116 output_path,
1117 RemoveOptions {
1118 recursive: false,
1119 ignore_if_not_exists: true,
1120 },
1121 )
1122 .await?;
1123 } else {
1124 bail!("extension {extension_id} is still installed");
1125 }
1126 }
1127
1128 fs.create_symlink(output_path, extension_source_path)
1129 .await?;
1130
1131 this.update(cx, |this, cx| this.reload(None, cx))?.await;
1132 this.update(cx, |this, cx| {
1133 cx.emit(Event::ExtensionInstalled(extension_id.clone()));
1134 if let Some(events) = ExtensionEvents::try_global(cx)
1135 && let Some(manifest) = this.extension_manifest_for_id(&extension_id)
1136 {
1137 events.update(cx, |this, cx| {
1138 this.emit(extension::Event::ExtensionInstalled(manifest.clone()), cx)
1139 });
1140 }
1141 })?;
1142
1143 Ok(())
1144 })
1145 }
1146
1147 pub fn rebuild_dev_extension(&mut self, extension_id: Arc<str>, cx: &mut Context<Self>) {
1148 let path = self.installed_dir.join(extension_id.as_ref());
1149 let builder = self.builder.clone();
1150 let fs = self.fs.clone();
1151
1152 match self.outstanding_operations.entry(extension_id.clone()) {
1153 btree_map::Entry::Occupied(_) => return,
1154 btree_map::Entry::Vacant(e) => e.insert(ExtensionOperation::Upgrade),
1155 };
1156
1157 cx.notify();
1158 let compile = cx.background_spawn(async move {
1159 let mut manifest = ExtensionManifest::load(fs, &path).await?;
1160 builder
1161 .compile_extension(
1162 &path,
1163 &mut manifest,
1164 CompileExtensionOptions { release: true },
1165 )
1166 .await
1167 });
1168
1169 cx.spawn(async move |this, cx| {
1170 let result = compile.await;
1171
1172 this.update(cx, |this, cx| {
1173 this.outstanding_operations.remove(&extension_id);
1174 cx.notify();
1175 })?;
1176
1177 if result.is_ok() {
1178 this.update(cx, |this, cx| this.reload(Some(extension_id), cx))?
1179 .await;
1180 }
1181
1182 result
1183 })
1184 .detach_and_log_err(cx)
1185 }
1186
1187 /// Updates the set of installed extensions.
1188 ///
1189 /// First, this unloads any themes, languages, or grammars that are
1190 /// no longer in the manifest, or whose files have changed on disk.
1191 /// Then it loads any themes, languages, or grammars that are newly
1192 /// added to the manifest, or whose files have changed on disk.
1193 fn extensions_updated(
1194 &mut self,
1195 mut new_index: ExtensionIndex,
1196 cx: &mut Context<Self>,
1197 ) -> Task<()> {
1198 let old_index = &self.extension_index;
1199
1200 new_index
1201 .extensions
1202 .retain(|extension_id, _| !SUPPRESSED_EXTENSIONS.contains(&extension_id.as_ref()));
1203
1204 // Determine which extensions need to be loaded and unloaded, based
1205 // on the changes to the manifest and the extensions that we know have been
1206 // modified.
1207 let mut extensions_to_unload = Vec::default();
1208 let mut extensions_to_load = Vec::default();
1209 {
1210 let mut old_keys = old_index.extensions.iter().peekable();
1211 let mut new_keys = new_index.extensions.iter().peekable();
1212 loop {
1213 match (old_keys.peek(), new_keys.peek()) {
1214 (None, None) => break,
1215 (None, Some(_)) => {
1216 extensions_to_load.push(new_keys.next().unwrap().0.clone());
1217 }
1218 (Some(_), None) => {
1219 extensions_to_unload.push(old_keys.next().unwrap().0.clone());
1220 }
1221 (Some((old_key, _)), Some((new_key, _))) => match old_key.cmp(new_key) {
1222 Ordering::Equal => {
1223 let (old_key, old_value) = old_keys.next().unwrap();
1224 let (new_key, new_value) = new_keys.next().unwrap();
1225 if old_value != new_value || self.modified_extensions.contains(old_key)
1226 {
1227 extensions_to_unload.push(old_key.clone());
1228 extensions_to_load.push(new_key.clone());
1229 }
1230 }
1231 Ordering::Less => {
1232 extensions_to_unload.push(old_keys.next().unwrap().0.clone());
1233 }
1234 Ordering::Greater => {
1235 extensions_to_load.push(new_keys.next().unwrap().0.clone());
1236 }
1237 },
1238 }
1239 }
1240 self.modified_extensions.clear();
1241 }
1242
1243 if extensions_to_load.is_empty() && extensions_to_unload.is_empty() {
1244 self.reload_complete_senders.clear();
1245 return Task::ready(());
1246 }
1247
1248 let reload_count = extensions_to_unload
1249 .iter()
1250 .filter(|id| extensions_to_load.contains(id))
1251 .count();
1252
1253 log::info!(
1254 "extensions updated. loading {}, reloading {}, unloading {}",
1255 extensions_to_load.len() - reload_count,
1256 reload_count,
1257 extensions_to_unload.len() - reload_count
1258 );
1259
1260 let extension_ids = extensions_to_load
1261 .iter()
1262 .filter_map(|id| {
1263 Some((
1264 id.clone(),
1265 new_index.extensions.get(id)?.manifest.version.clone(),
1266 ))
1267 })
1268 .collect::<Vec<_>>();
1269
1270 telemetry::event!("Extensions Loaded", id_and_versions = extension_ids);
1271
1272 let themes_to_remove = old_index
1273 .themes
1274 .iter()
1275 .filter_map(|(name, entry)| {
1276 if extensions_to_unload.contains(&entry.extension) {
1277 Some(name.clone().into())
1278 } else {
1279 None
1280 }
1281 })
1282 .collect::<Vec<_>>();
1283 let icon_themes_to_remove = old_index
1284 .icon_themes
1285 .iter()
1286 .filter_map(|(name, entry)| {
1287 if extensions_to_unload.contains(&entry.extension) {
1288 Some(name.clone().into())
1289 } else {
1290 None
1291 }
1292 })
1293 .collect::<Vec<_>>();
1294 let languages_to_remove = old_index
1295 .languages
1296 .iter()
1297 .filter_map(|(name, entry)| {
1298 if extensions_to_unload.contains(&entry.extension) {
1299 Some(name.clone())
1300 } else {
1301 None
1302 }
1303 })
1304 .collect::<Vec<_>>();
1305 let mut grammars_to_remove = Vec::new();
1306 let mut server_removal_tasks = Vec::with_capacity(extensions_to_unload.len());
1307 for extension_id in &extensions_to_unload {
1308 let Some(extension) = old_index.extensions.get(extension_id) else {
1309 continue;
1310 };
1311 grammars_to_remove.extend(extension.manifest.grammars.keys().cloned());
1312 for (language_server_name, config) in &extension.manifest.language_servers {
1313 for language in config.languages() {
1314 server_removal_tasks.push(self.proxy.remove_language_server(
1315 &language,
1316 language_server_name,
1317 cx,
1318 ));
1319 }
1320 }
1321
1322 for server_id in extension.manifest.context_servers.keys() {
1323 self.proxy.unregister_context_server(server_id.clone(), cx);
1324 }
1325 for adapter in extension.manifest.debug_adapters.keys() {
1326 self.proxy.unregister_debug_adapter(adapter.clone());
1327 }
1328 for locator in extension.manifest.debug_locators.keys() {
1329 self.proxy.unregister_debug_locator(locator.clone());
1330 }
1331 for command_name in extension.manifest.slash_commands.keys() {
1332 self.proxy.unregister_slash_command(command_name.clone());
1333 }
1334 for provider_id in extension.manifest.language_model_providers.keys() {
1335 let full_provider_id: Arc<str> = format!("{}:{}", extension_id, provider_id).into();
1336 self.proxy
1337 .unregister_language_model_provider(full_provider_id, cx);
1338 }
1339 }
1340
1341 self.wasm_extensions
1342 .retain(|(extension, _)| !extensions_to_unload.contains(&extension.id));
1343 self.proxy.remove_user_themes(themes_to_remove);
1344 self.proxy.remove_icon_themes(icon_themes_to_remove);
1345 self.proxy
1346 .remove_languages(&languages_to_remove, &grammars_to_remove);
1347
1348 let mut grammars_to_add = Vec::new();
1349 let mut themes_to_add = Vec::new();
1350 let mut icon_themes_to_add = Vec::new();
1351 let mut snippets_to_add = Vec::new();
1352 for extension_id in &extensions_to_load {
1353 let Some(extension) = new_index.extensions.get(extension_id) else {
1354 continue;
1355 };
1356
1357 grammars_to_add.extend(extension.manifest.grammars.keys().map(|grammar_name| {
1358 let mut grammar_path = self.installed_dir.clone();
1359 grammar_path.extend([extension_id.as_ref(), "grammars"]);
1360 grammar_path.push(grammar_name.as_ref());
1361 grammar_path.set_extension("wasm");
1362 (grammar_name.clone(), grammar_path)
1363 }));
1364 themes_to_add.extend(extension.manifest.themes.iter().map(|theme_path| {
1365 let mut path = self.installed_dir.clone();
1366 path.extend([Path::new(extension_id.as_ref()), theme_path.as_path()]);
1367 path
1368 }));
1369 icon_themes_to_add.extend(extension.manifest.icon_themes.iter().map(
1370 |icon_theme_path| {
1371 let mut path = self.installed_dir.clone();
1372 path.extend([Path::new(extension_id.as_ref()), icon_theme_path.as_path()]);
1373
1374 let mut icons_root_path = self.installed_dir.clone();
1375 icons_root_path.extend([Path::new(extension_id.as_ref())]);
1376
1377 (path, icons_root_path)
1378 },
1379 ));
1380 snippets_to_add.extend(extension.manifest.snippets.iter().map(|snippets_path| {
1381 let mut path = self.installed_dir.clone();
1382 path.extend([Path::new(extension_id.as_ref()), snippets_path.as_path()]);
1383 path
1384 }));
1385 }
1386
1387 self.proxy.register_grammars(grammars_to_add);
1388 let languages_to_add = new_index
1389 .languages
1390 .iter()
1391 .filter(|(_, entry)| extensions_to_load.contains(&entry.extension))
1392 .collect::<Vec<_>>();
1393 for (language_name, language) in languages_to_add {
1394 let mut language_path = self.installed_dir.clone();
1395 language_path.extend([
1396 Path::new(language.extension.as_ref()),
1397 language.path.as_path(),
1398 ]);
1399 self.proxy.register_language(
1400 language_name.clone(),
1401 language.grammar.clone(),
1402 language.matcher.clone(),
1403 language.hidden,
1404 Arc::new(move || {
1405 let config = std::fs::read_to_string(language_path.join("config.toml"))?;
1406 let config: LanguageConfig = ::toml::from_str(&config)?;
1407 let queries = load_plugin_queries(&language_path);
1408 let context_provider =
1409 std::fs::read_to_string(language_path.join("tasks.json"))
1410 .ok()
1411 .and_then(|contents| {
1412 let definitions =
1413 serde_json_lenient::from_str(&contents).log_err()?;
1414 Some(Arc::new(ContextProviderWithTasks::new(definitions)) as Arc<_>)
1415 });
1416
1417 Ok(LoadedLanguage {
1418 config,
1419 queries,
1420 context_provider,
1421 toolchain_provider: None,
1422 manifest_name: None,
1423 })
1424 }),
1425 );
1426 }
1427
1428 let fs = self.fs.clone();
1429 let wasm_host = self.wasm_host.clone();
1430 let root_dir = self.installed_dir.clone();
1431 let proxy = self.proxy.clone();
1432 let extension_entries = extensions_to_load
1433 .iter()
1434 .filter_map(|name| new_index.extensions.get(name).cloned())
1435 .collect::<Vec<_>>();
1436 self.extension_index = new_index;
1437 cx.notify();
1438 cx.emit(Event::ExtensionsUpdated);
1439
1440 cx.spawn(async move |this, cx| {
1441 cx.background_spawn({
1442 let fs = fs.clone();
1443 async move {
1444 let _ = join_all(server_removal_tasks).await;
1445 for theme_path in themes_to_add {
1446 proxy
1447 .load_user_theme(theme_path, fs.clone())
1448 .await
1449 .log_err();
1450 }
1451
1452 for (icon_theme_path, icons_root_path) in icon_themes_to_add {
1453 proxy
1454 .load_icon_theme(icon_theme_path, icons_root_path, fs.clone())
1455 .await
1456 .log_err();
1457 }
1458
1459 for snippets_path in &snippets_to_add {
1460 match fs
1461 .load(snippets_path)
1462 .await
1463 .with_context(|| format!("Loading snippets from {snippets_path:?}"))
1464 {
1465 Ok(snippets_contents) => {
1466 proxy
1467 .register_snippet(snippets_path, &snippets_contents)
1468 .log_err();
1469 }
1470 Err(e) => log::error!("Cannot load snippets: {e:#}"),
1471 }
1472 }
1473 }
1474 })
1475 .await;
1476
1477 let mut wasm_extensions: Vec<(
1478 Arc<ExtensionManifest>,
1479 WasmExtension,
1480 Vec<LlmProviderWithModels>,
1481 )> = Vec::new();
1482 for extension in extension_entries {
1483 if extension.manifest.lib.kind.is_none() {
1484 continue;
1485 };
1486
1487 let extension_path = root_dir.join(extension.manifest.id.as_ref());
1488 let wasm_extension = WasmExtension::load(
1489 &extension_path,
1490 &extension.manifest,
1491 wasm_host.clone(),
1492 cx,
1493 )
1494 .await
1495 .with_context(|| format!("Loading extension from {extension_path:?}"));
1496
1497 match wasm_extension {
1498 Ok(wasm_extension) => {
1499 // Query for LLM providers if the manifest declares any
1500 let mut llm_providers_with_models = Vec::new();
1501 if !extension.manifest.language_model_providers.is_empty() {
1502 let providers_result = wasm_extension
1503 .call(|ext, store| {
1504 async move { ext.call_llm_providers(store).await }.boxed()
1505 })
1506 .await;
1507
1508 if let Ok(Ok(providers)) = providers_result {
1509 for provider_info in providers {
1510 let models_result = wasm_extension
1511 .call({
1512 let provider_id = provider_info.id.clone();
1513 |ext, store| {
1514 async move {
1515 ext.call_llm_provider_models(store, &provider_id)
1516 .await
1517 }
1518 .boxed()
1519 }
1520 })
1521 .await;
1522
1523 let models: Vec<LlmModelInfo> = match models_result {
1524 Ok(Ok(Ok(models))) => models,
1525 Ok(Ok(Err(e))) => {
1526 log::error!(
1527 "Failed to get models for LLM provider {} in extension {}: {}",
1528 provider_info.id,
1529 extension.manifest.id,
1530 e
1531 );
1532 Vec::new()
1533 }
1534 Ok(Err(e)) => {
1535 log::error!(
1536 "Wasm error calling llm_provider_models for {} in extension {}: {:?}",
1537 provider_info.id,
1538 extension.manifest.id,
1539 e
1540 );
1541 Vec::new()
1542 }
1543 Err(e) => {
1544 log::error!(
1545 "Extension call failed for llm_provider_models {} in extension {}: {:?}",
1546 provider_info.id,
1547 extension.manifest.id,
1548 e
1549 );
1550 Vec::new()
1551 }
1552 };
1553
1554 // Query initial authentication state
1555 let is_authenticated = wasm_extension
1556 .call({
1557 let provider_id = provider_info.id.clone();
1558 |ext, store| {
1559 async move {
1560 ext.call_llm_provider_is_authenticated(
1561 store,
1562 &provider_id,
1563 )
1564 .await
1565 }
1566 .boxed()
1567 }
1568 })
1569 .await
1570 .unwrap_or(Ok(false))
1571 .unwrap_or(false);
1572
1573 // Resolve icon path if provided
1574 let icon_path = provider_info.icon.as_ref().map(|icon| {
1575 let icon_file_path = extension_path.join(icon);
1576 // Canonicalize to resolve symlinks (dev extensions are symlinked)
1577 let absolute_icon_path = icon_file_path
1578 .canonicalize()
1579 .unwrap_or(icon_file_path)
1580 .to_string_lossy()
1581 .to_string();
1582 SharedString::from(absolute_icon_path)
1583 });
1584
1585 let provider_id_arc: Arc<str> =
1586 provider_info.id.as_str().into();
1587 let auth_config = extension
1588 .manifest
1589 .language_model_providers
1590 .get(&provider_id_arc)
1591 .and_then(|entry| entry.auth.clone());
1592
1593 llm_providers_with_models.push(LlmProviderWithModels {
1594 provider_info,
1595 models,
1596 is_authenticated,
1597 icon_path,
1598 auth_config,
1599 });
1600 }
1601 } else {
1602 log::error!(
1603 "Failed to get LLM providers from extension {}: {:?}",
1604 extension.manifest.id,
1605 providers_result
1606 );
1607 }
1608 }
1609
1610 wasm_extensions.push((
1611 extension.manifest.clone(),
1612 wasm_extension,
1613 llm_providers_with_models,
1614 ))
1615 }
1616 Err(e) => {
1617 log::error!(
1618 "Failed to load extension: {}, {:#}",
1619 extension.manifest.id,
1620 e
1621 );
1622 this.update(cx, |_, cx| {
1623 cx.emit(Event::ExtensionFailedToLoad(extension.manifest.id.clone()))
1624 })
1625 .ok();
1626 }
1627 }
1628 }
1629
1630 this.update(cx, |this, cx| {
1631 this.reload_complete_senders.clear();
1632
1633 for (manifest, wasm_extension, llm_providers_with_models) in &wasm_extensions {
1634 let extension = Arc::new(wasm_extension.clone());
1635
1636 for (language_server_id, language_server_config) in &manifest.language_servers {
1637 for language in language_server_config.languages() {
1638 this.proxy.register_language_server(
1639 extension.clone(),
1640 language_server_id.clone(),
1641 language.clone(),
1642 );
1643 }
1644 }
1645
1646 for (slash_command_name, slash_command) in &manifest.slash_commands {
1647 this.proxy.register_slash_command(
1648 extension.clone(),
1649 extension::SlashCommand {
1650 name: slash_command_name.to_string(),
1651 description: slash_command.description.to_string(),
1652 // We don't currently expose this as a configurable option, as it currently drives
1653 // the `menu_text` on the `SlashCommand` trait, which is not used for slash commands
1654 // defined in extensions, as they are not able to be added to the menu.
1655 tooltip_text: String::new(),
1656 requires_argument: slash_command.requires_argument,
1657 },
1658 );
1659 }
1660
1661 for id in manifest.context_servers.keys() {
1662 this.proxy
1663 .register_context_server(extension.clone(), id.clone(), cx);
1664 }
1665
1666 for (debug_adapter, meta) in &manifest.debug_adapters {
1667 let mut path = root_dir.clone();
1668 path.push(Path::new(manifest.id.as_ref()));
1669 if let Some(schema_path) = &meta.schema_path {
1670 path.push(schema_path);
1671 } else {
1672 path.push("debug_adapter_schemas");
1673 path.push(Path::new(debug_adapter.as_ref()).with_extension("json"));
1674 }
1675
1676 this.proxy.register_debug_adapter(
1677 extension.clone(),
1678 debug_adapter.clone(),
1679 &path,
1680 );
1681 }
1682
1683 for debug_adapter in manifest.debug_locators.keys() {
1684 this.proxy
1685 .register_debug_locator(extension.clone(), debug_adapter.clone());
1686 }
1687
1688 // Register LLM providers
1689 for llm_provider in llm_providers_with_models {
1690 let provider_id: Arc<str> =
1691 format!("{}:{}", manifest.id, llm_provider.provider_info.id).into();
1692 let wasm_ext = extension.as_ref().clone();
1693 let pinfo = llm_provider.provider_info.clone();
1694 let mods = llm_provider.models.clone();
1695 let auth = llm_provider.is_authenticated;
1696 let icon = llm_provider.icon_path.clone();
1697 let auth_config = llm_provider.auth_config.clone();
1698
1699 this.proxy.register_language_model_provider(
1700 provider_id.clone(),
1701 Box::new(move |cx: &mut App| {
1702 let provider = Arc::new(ExtensionLanguageModelProvider::new(
1703 wasm_ext, pinfo, mods, auth, icon, auth_config, cx,
1704 ));
1705 language_model::LanguageModelRegistry::global(cx).update(
1706 cx,
1707 |registry, cx| {
1708 registry.register_provider(provider, cx);
1709 },
1710 );
1711 }),
1712 cx,
1713 );
1714 }
1715 }
1716
1717 let wasm_extensions_without_llm: Vec<_> = wasm_extensions
1718 .into_iter()
1719 .map(|(manifest, ext, _)| (manifest, ext))
1720 .collect();
1721 this.wasm_extensions.extend(wasm_extensions_without_llm);
1722 this.proxy.set_extensions_loaded();
1723 this.proxy.reload_current_theme(cx);
1724 this.proxy.reload_current_icon_theme(cx);
1725
1726 if let Some(events) = ExtensionEvents::try_global(cx) {
1727 events.update(cx, |this, cx| {
1728 this.emit(extension::Event::ExtensionsInstalledChanged, cx)
1729 });
1730 }
1731 })
1732 .ok();
1733 })
1734 }
1735
1736 fn rebuild_extension_index(&self, cx: &mut Context<Self>) -> Task<ExtensionIndex> {
1737 let fs = self.fs.clone();
1738 let work_dir = self.wasm_host.work_dir.clone();
1739 let extensions_dir = self.installed_dir.clone();
1740 let index_path = self.index_path.clone();
1741 let proxy = self.proxy.clone();
1742 cx.background_spawn(async move {
1743 let start_time = Instant::now();
1744 let mut index = ExtensionIndex::default();
1745
1746 fs.create_dir(&work_dir).await.log_err();
1747 fs.create_dir(&extensions_dir).await.log_err();
1748
1749 let extension_paths = fs.read_dir(&extensions_dir).await;
1750 if let Ok(mut extension_paths) = extension_paths {
1751 while let Some(extension_dir) = extension_paths.next().await {
1752 let Ok(extension_dir) = extension_dir else {
1753 continue;
1754 };
1755
1756 if extension_dir
1757 .file_name()
1758 .is_some_and(|file_name| file_name == ".DS_Store")
1759 {
1760 continue;
1761 }
1762
1763 Self::add_extension_to_index(
1764 fs.clone(),
1765 extension_dir,
1766 &mut index,
1767 proxy.clone(),
1768 )
1769 .await
1770 .log_err();
1771 }
1772 }
1773
1774 if let Ok(index_json) = serde_json::to_string_pretty(&index) {
1775 fs.save(&index_path, &index_json.as_str().into(), Default::default())
1776 .await
1777 .context("failed to save extension index")
1778 .log_err();
1779 }
1780
1781 log::info!("rebuilt extension index in {:?}", start_time.elapsed());
1782 index
1783 })
1784 }
1785
1786 async fn add_extension_to_index(
1787 fs: Arc<dyn Fs>,
1788 extension_dir: PathBuf,
1789 index: &mut ExtensionIndex,
1790 proxy: Arc<ExtensionHostProxy>,
1791 ) -> Result<()> {
1792 let mut extension_manifest = ExtensionManifest::load(fs.clone(), &extension_dir).await?;
1793 let extension_id = extension_manifest.id.clone();
1794
1795 if SUPPRESSED_EXTENSIONS.contains(&extension_id.as_ref()) {
1796 return Ok(());
1797 }
1798
1799 // TODO: distinguish dev extensions more explicitly, by the absence
1800 // of a checksum file that we'll create when downloading normal extensions.
1801 let is_dev = fs
1802 .metadata(&extension_dir)
1803 .await?
1804 .context("directory does not exist")?
1805 .is_symlink;
1806
1807 if let Ok(mut language_paths) = fs.read_dir(&extension_dir.join("languages")).await {
1808 while let Some(language_path) = language_paths.next().await {
1809 let language_path = language_path?;
1810 let Ok(relative_path) = language_path.strip_prefix(&extension_dir) else {
1811 continue;
1812 };
1813 let Ok(Some(fs_metadata)) = fs.metadata(&language_path).await else {
1814 continue;
1815 };
1816 if !fs_metadata.is_dir {
1817 continue;
1818 }
1819 let config = fs.load(&language_path.join("config.toml")).await?;
1820 let config = ::toml::from_str::<LanguageConfig>(&config)?;
1821
1822 let relative_path = relative_path.to_path_buf();
1823 if !extension_manifest.languages.contains(&relative_path) {
1824 extension_manifest.languages.push(relative_path.clone());
1825 }
1826
1827 index.languages.insert(
1828 config.name.clone(),
1829 ExtensionIndexLanguageEntry {
1830 extension: extension_id.clone(),
1831 path: relative_path,
1832 matcher: config.matcher,
1833 hidden: config.hidden,
1834 grammar: config.grammar,
1835 },
1836 );
1837 }
1838 }
1839
1840 if let Ok(mut theme_paths) = fs.read_dir(&extension_dir.join("themes")).await {
1841 while let Some(theme_path) = theme_paths.next().await {
1842 let theme_path = theme_path?;
1843 let Ok(relative_path) = theme_path.strip_prefix(&extension_dir) else {
1844 continue;
1845 };
1846
1847 let Some(theme_families) = proxy
1848 .list_theme_names(theme_path.clone(), fs.clone())
1849 .await
1850 .log_err()
1851 else {
1852 continue;
1853 };
1854
1855 let relative_path = relative_path.to_path_buf();
1856 if !extension_manifest.themes.contains(&relative_path) {
1857 extension_manifest.themes.push(relative_path.clone());
1858 }
1859
1860 for theme_name in theme_families {
1861 index.themes.insert(
1862 theme_name.into(),
1863 ExtensionIndexThemeEntry {
1864 extension: extension_id.clone(),
1865 path: relative_path.clone(),
1866 },
1867 );
1868 }
1869 }
1870 }
1871
1872 if let Ok(mut icon_theme_paths) = fs.read_dir(&extension_dir.join("icon_themes")).await {
1873 while let Some(icon_theme_path) = icon_theme_paths.next().await {
1874 let icon_theme_path = icon_theme_path?;
1875 let Ok(relative_path) = icon_theme_path.strip_prefix(&extension_dir) else {
1876 continue;
1877 };
1878
1879 let Some(icon_theme_families) = proxy
1880 .list_icon_theme_names(icon_theme_path.clone(), fs.clone())
1881 .await
1882 .log_err()
1883 else {
1884 continue;
1885 };
1886
1887 let relative_path = relative_path.to_path_buf();
1888 if !extension_manifest.icon_themes.contains(&relative_path) {
1889 extension_manifest.icon_themes.push(relative_path.clone());
1890 }
1891
1892 for icon_theme_name in icon_theme_families {
1893 index.icon_themes.insert(
1894 icon_theme_name.into(),
1895 ExtensionIndexIconThemeEntry {
1896 extension: extension_id.clone(),
1897 path: relative_path.clone(),
1898 },
1899 );
1900 }
1901 }
1902 }
1903
1904 let extension_wasm_path = extension_dir.join("extension.wasm");
1905 if fs.is_file(&extension_wasm_path).await {
1906 extension_manifest
1907 .lib
1908 .kind
1909 .get_or_insert(ExtensionLibraryKind::Rust);
1910 }
1911
1912 index.extensions.insert(
1913 extension_id.clone(),
1914 ExtensionIndexEntry {
1915 dev: is_dev,
1916 manifest: Arc::new(extension_manifest),
1917 },
1918 );
1919
1920 Ok(())
1921 }
1922
1923 fn prepare_remote_extension(
1924 &mut self,
1925 extension_id: Arc<str>,
1926 is_dev: bool,
1927 tmp_dir: PathBuf,
1928 cx: &mut Context<Self>,
1929 ) -> Task<Result<()>> {
1930 let src_dir = self.extensions_dir().join(extension_id.as_ref());
1931 let Some(loaded_extension) = self.extension_index.extensions.get(&extension_id).cloned()
1932 else {
1933 return Task::ready(Err(anyhow!("extension no longer installed")));
1934 };
1935 let fs = self.fs.clone();
1936 cx.background_spawn(async move {
1937 const EXTENSION_TOML: &str = "extension.toml";
1938 const EXTENSION_WASM: &str = "extension.wasm";
1939 const CONFIG_TOML: &str = "config.toml";
1940
1941 if is_dev {
1942 let manifest_toml = toml::to_string(&loaded_extension.manifest)?;
1943 fs.save(
1944 &tmp_dir.join(EXTENSION_TOML),
1945 &Rope::from(manifest_toml),
1946 language::LineEnding::Unix,
1947 )
1948 .await?;
1949 } else {
1950 fs.copy_file(
1951 &src_dir.join(EXTENSION_TOML),
1952 &tmp_dir.join(EXTENSION_TOML),
1953 fs::CopyOptions::default(),
1954 )
1955 .await?
1956 }
1957
1958 if fs.is_file(&src_dir.join(EXTENSION_WASM)).await {
1959 fs.copy_file(
1960 &src_dir.join(EXTENSION_WASM),
1961 &tmp_dir.join(EXTENSION_WASM),
1962 fs::CopyOptions::default(),
1963 )
1964 .await?
1965 }
1966
1967 for language_path in loaded_extension.manifest.languages.iter() {
1968 if fs
1969 .is_file(&src_dir.join(language_path).join(CONFIG_TOML))
1970 .await
1971 {
1972 fs.create_dir(&tmp_dir.join(language_path)).await?;
1973 fs.copy_file(
1974 &src_dir.join(language_path).join(CONFIG_TOML),
1975 &tmp_dir.join(language_path).join(CONFIG_TOML),
1976 fs::CopyOptions::default(),
1977 )
1978 .await?
1979 }
1980 }
1981
1982 for (adapter_name, meta) in loaded_extension.manifest.debug_adapters.iter() {
1983 let schema_path = &extension::build_debug_adapter_schema_path(adapter_name, meta);
1984
1985 if fs.is_file(&src_dir.join(schema_path)).await {
1986 if let Some(parent) = schema_path.parent() {
1987 fs.create_dir(&tmp_dir.join(parent)).await?
1988 }
1989 fs.copy_file(
1990 &src_dir.join(schema_path),
1991 &tmp_dir.join(schema_path),
1992 fs::CopyOptions::default(),
1993 )
1994 .await?
1995 }
1996 }
1997
1998 Ok(())
1999 })
2000 }
2001
2002 async fn sync_extensions_to_remotes(
2003 this: &WeakEntity<Self>,
2004 client: WeakEntity<RemoteClient>,
2005 cx: &mut AsyncApp,
2006 ) -> Result<()> {
2007 let extensions = this.update(cx, |this, _cx| {
2008 this.extension_index
2009 .extensions
2010 .iter()
2011 .filter_map(|(id, entry)| {
2012 if !entry.manifest.allow_remote_load() {
2013 return None;
2014 }
2015 Some(proto::Extension {
2016 id: id.to_string(),
2017 version: entry.manifest.version.to_string(),
2018 dev: entry.dev,
2019 })
2020 })
2021 .collect()
2022 })?;
2023
2024 let response = client
2025 .update(cx, |client, _cx| {
2026 client
2027 .proto_client()
2028 .request(proto::SyncExtensions { extensions })
2029 })?
2030 .await?;
2031 let path_style = client.read_with(cx, |client, _| client.path_style())?;
2032
2033 for missing_extension in response.missing_extensions.into_iter() {
2034 let tmp_dir = tempfile::tempdir()?;
2035 this.update(cx, |this, cx| {
2036 this.prepare_remote_extension(
2037 missing_extension.id.clone().into(),
2038 missing_extension.dev,
2039 tmp_dir.path().to_owned(),
2040 cx,
2041 )
2042 })?
2043 .await?;
2044 let dest_dir = RemotePathBuf::new(
2045 path_style
2046 .join(&response.tmp_dir, &missing_extension.id)
2047 .with_context(|| {
2048 format!(
2049 "failed to construct destination path: {:?}, {:?}",
2050 response.tmp_dir, missing_extension.id,
2051 )
2052 })?,
2053 path_style,
2054 );
2055 log::info!(
2056 "Uploading extension {} to {:?}",
2057 missing_extension.clone().id,
2058 dest_dir
2059 );
2060
2061 client
2062 .update(cx, |client, cx| {
2063 client.upload_directory(tmp_dir.path().to_owned(), dest_dir.clone(), cx)
2064 })?
2065 .await?;
2066
2067 log::info!(
2068 "Finished uploading extension {}",
2069 missing_extension.clone().id
2070 );
2071
2072 let result = client
2073 .update(cx, |client, _cx| {
2074 client.proto_client().request(proto::InstallExtension {
2075 tmp_dir: dest_dir.to_proto(),
2076 extension: Some(missing_extension.clone()),
2077 })
2078 })?
2079 .await;
2080
2081 if let Err(e) = result {
2082 log::error!(
2083 "Failed to install extension {}: {}",
2084 missing_extension.id,
2085 e
2086 );
2087 }
2088 }
2089
2090 anyhow::Ok(())
2091 }
2092
2093 pub async fn update_remote_clients(this: &WeakEntity<Self>, cx: &mut AsyncApp) -> Result<()> {
2094 let clients = this.update(cx, |this, _cx| {
2095 this.remote_clients.retain(|v| v.upgrade().is_some());
2096 this.remote_clients.clone()
2097 })?;
2098
2099 for client in clients {
2100 Self::sync_extensions_to_remotes(this, client, cx)
2101 .await
2102 .log_err();
2103 }
2104
2105 anyhow::Ok(())
2106 }
2107
2108 pub fn register_remote_client(
2109 &mut self,
2110 client: Entity<RemoteClient>,
2111 _cx: &mut Context<Self>,
2112 ) {
2113 self.remote_clients.push(client.downgrade());
2114 self.ssh_registered_tx.unbounded_send(()).ok();
2115 }
2116}
2117
2118fn load_plugin_queries(root_path: &Path) -> LanguageQueries {
2119 let mut result = LanguageQueries::default();
2120 if let Some(entries) = std::fs::read_dir(root_path).log_err() {
2121 for entry in entries {
2122 let Some(entry) = entry.log_err() else {
2123 continue;
2124 };
2125 let path = entry.path();
2126 if let Some(remainder) = path.strip_prefix(root_path).ok().and_then(|p| p.to_str()) {
2127 if !remainder.ends_with(".scm") {
2128 continue;
2129 }
2130 for (name, query) in QUERY_FILENAME_PREFIXES {
2131 if remainder.starts_with(name) {
2132 if let Some(contents) = std::fs::read_to_string(&path).log_err() {
2133 match query(&mut result) {
2134 None => *query(&mut result) = Some(contents.into()),
2135 Some(r) => r.to_mut().push_str(contents.as_ref()),
2136 }
2137 }
2138 break;
2139 }
2140 }
2141 }
2142 }
2143 }
2144 result
2145}