1mod anthropic_migration;
2mod capability_granter;
3mod copilot_migration;
4pub mod extension_settings;
5mod google_ai_migration;
6pub mod headless_host;
7mod open_router_migration;
8mod openai_migration;
9pub mod wasm_host;
10
11#[cfg(test)]
12mod extension_store_test;
13
14use anyhow::{Context as _, Result, anyhow, bail};
15use async_compression::futures::bufread::GzipDecoder;
16use async_tar::Archive;
17use client::ExtensionProvides;
18use client::{Client, ExtensionMetadata, GetExtensionsResponse, proto, telemetry::Telemetry};
19use collections::{BTreeMap, BTreeSet, HashSet, btree_map};
20
21pub use extension::ExtensionManifest;
22use extension::extension_builder::{CompileExtensionOptions, ExtensionBuilder};
23use extension::{
24 ExtensionContextServerProxy, ExtensionDebugAdapterProviderProxy, ExtensionEvents,
25 ExtensionGrammarProxy, ExtensionHostProxy, ExtensionLanguageModelProviderProxy,
26 ExtensionLanguageProxy, ExtensionLanguageServerProxy, ExtensionSlashCommandProxy,
27 ExtensionSnippetProxy, ExtensionThemeProxy,
28};
29use fs::{Fs, RemoveOptions};
30use futures::future::join_all;
31use futures::{
32 AsyncReadExt as _, Future, FutureExt as _, StreamExt as _,
33 channel::{
34 mpsc::{UnboundedSender, unbounded},
35 oneshot,
36 },
37 io::BufReader,
38 select_biased,
39};
40use gpui::{
41 App, AppContext as _, AsyncApp, Context, Entity, EventEmitter, Global, SharedString, Task,
42 WeakEntity, actions,
43};
44use http_client::{AsyncBody, HttpClient, HttpClientWithUrl};
45use language::{
46 LanguageConfig, LanguageMatcher, LanguageName, LanguageQueries, LoadedLanguage,
47 QUERY_FILENAME_PREFIXES, Rope,
48};
49use node_runtime::NodeRuntime;
50use project::ContextProviderWithTasks;
51use release_channel::ReleaseChannel;
52use remote::RemoteClient;
53use semver::Version;
54use serde::{Deserialize, Serialize};
55use settings::Settings;
56use std::ops::RangeInclusive;
57use std::str::FromStr;
58use std::{
59 cmp::Ordering,
60 path::{self, Path, PathBuf},
61 sync::Arc,
62 time::Duration,
63};
64use url::Url;
65use util::{ResultExt, paths::RemotePathBuf};
66use wasm_host::llm_provider::ExtensionLanguageModelProvider;
67use wasm_host::{
68 WasmExtension, WasmHost,
69 wit::{LlmModelInfo, LlmProviderInfo, is_supported_wasm_api_version, wasm_api_version_range},
70};
71
72struct LlmProviderWithModels {
73 provider_info: LlmProviderInfo,
74 models: Vec<LlmModelInfo>,
75 is_authenticated: bool,
76 icon_path: Option<SharedString>,
77 auth_config: Option<extension::LanguageModelAuthConfig>,
78}
79
80pub use extension::{
81 ExtensionLibraryKind, GrammarManifestEntry, OldExtensionManifest, SchemaVersion,
82};
83pub use extension_settings::ExtensionSettings;
84
85pub const RELOAD_DEBOUNCE_DURATION: Duration = Duration::from_millis(200);
86const FS_WATCH_LATENCY: Duration = Duration::from_millis(100);
87
88/// Extension IDs that are being migrated from hardcoded LLM providers.
89/// For backwards compatibility, if the user has the corresponding env var set,
90/// we automatically enable env var reading for these extensions on first install.
91const LEGACY_LLM_EXTENSION_IDS: &[&str] = &[
92 "anthropic",
93 "copilot-chat",
94 "google-ai",
95 "openrouter",
96 "openai",
97];
98
99/// Migrates legacy LLM provider extensions by auto-enabling env var reading
100/// if the env var is currently present in the environment.
101///
102/// This is idempotent: if the provider is already in `allowed_env_var_providers`,
103/// we skip. This means if a user explicitly removes it, it will be re-added on
104/// next launch if the env var is still set - but that's predictable behavior.
105fn migrate_legacy_llm_provider_env_var(manifest: &ExtensionManifest, cx: &mut App) {
106 // Only apply migration to known legacy LLM extensions
107 if !LEGACY_LLM_EXTENSION_IDS.contains(&manifest.id.as_ref()) {
108 return;
109 }
110
111 // Check each provider in the manifest
112 for (provider_id, provider_entry) in &manifest.language_model_providers {
113 let Some(auth_config) = &provider_entry.auth else {
114 continue;
115 };
116 let Some(env_var_name) = &auth_config.env_var else {
117 continue;
118 };
119
120 let full_provider_id: Arc<str> = format!("{}:{}", manifest.id, provider_id).into();
121
122 // Check if the env var is present and non-empty
123 let env_var_is_set = std::env::var(env_var_name)
124 .map(|v| !v.is_empty())
125 .unwrap_or(false);
126
127 // If env var isn't set, no need to do anything
128 if !env_var_is_set {
129 continue;
130 }
131
132 // Check if already enabled in settings
133 let already_enabled = ExtensionSettings::get_global(cx)
134 .allowed_env_var_providers
135 .contains(full_provider_id.as_ref());
136
137 if already_enabled {
138 continue;
139 }
140
141 // Enable env var reading since the env var is set
142 settings::update_settings_file(<dyn fs::Fs>::global(cx), cx, {
143 let full_provider_id = full_provider_id.clone();
144 move |settings, _| {
145 let providers = settings
146 .extension
147 .allowed_env_var_providers
148 .get_or_insert_with(Vec::new);
149
150 if !providers
151 .iter()
152 .any(|id| id.as_ref() == full_provider_id.as_ref())
153 {
154 providers.push(full_provider_id);
155 }
156 }
157 });
158 }
159}
160
161/// The current extension [`SchemaVersion`] supported by Zed.
162const CURRENT_SCHEMA_VERSION: SchemaVersion = SchemaVersion(1);
163
164/// Extensions that should no longer be loaded or downloaded.
165///
166/// These snippets should no longer be downloaded or loaded, because their
167/// functionality has been integrated into the core editor.
168const SUPPRESSED_EXTENSIONS: &[&str] = &["snippets", "ruff", "ty", "basedpyright"];
169
170/// Returns the [`SchemaVersion`] range that is compatible with this version of Zed.
171pub fn schema_version_range() -> RangeInclusive<SchemaVersion> {
172 SchemaVersion::ZERO..=CURRENT_SCHEMA_VERSION
173}
174
175/// Returns whether the given extension version is compatible with this version of Zed.
176pub fn is_version_compatible(
177 release_channel: ReleaseChannel,
178 extension_version: &ExtensionMetadata,
179) -> bool {
180 let schema_version = extension_version.manifest.schema_version.unwrap_or(0);
181 if CURRENT_SCHEMA_VERSION.0 < schema_version {
182 return false;
183 }
184
185 if let Some(wasm_api_version) = extension_version
186 .manifest
187 .wasm_api_version
188 .as_ref()
189 .and_then(|wasm_api_version| Version::from_str(wasm_api_version).ok())
190 && !is_supported_wasm_api_version(release_channel, wasm_api_version)
191 {
192 return false;
193 }
194
195 true
196}
197
198pub struct ExtensionStore {
199 pub proxy: Arc<ExtensionHostProxy>,
200 pub builder: Arc<ExtensionBuilder>,
201 pub extension_index: ExtensionIndex,
202 pub fs: Arc<dyn Fs>,
203 pub http_client: Arc<HttpClientWithUrl>,
204 pub telemetry: Option<Arc<Telemetry>>,
205 pub reload_tx: UnboundedSender<Option<Arc<str>>>,
206 pub reload_complete_senders: Vec<oneshot::Sender<()>>,
207 pub installed_dir: PathBuf,
208 pub outstanding_operations: BTreeMap<Arc<str>, ExtensionOperation>,
209 pub index_path: PathBuf,
210 pub modified_extensions: HashSet<Arc<str>>,
211 pub wasm_host: Arc<WasmHost>,
212 pub wasm_extensions: Vec<(Arc<ExtensionManifest>, WasmExtension)>,
213 pub tasks: Vec<Task<()>>,
214 pub remote_clients: Vec<WeakEntity<RemoteClient>>,
215 pub ssh_registered_tx: UnboundedSender<()>,
216}
217
218#[derive(Clone, Copy)]
219pub enum ExtensionOperation {
220 Upgrade,
221 Install,
222 Remove,
223}
224
225#[derive(Clone)]
226pub enum Event {
227 ExtensionsUpdated,
228 StartedReloading,
229 ExtensionInstalled(Arc<str>),
230 ExtensionUninstalled(Arc<str>),
231 ExtensionFailedToLoad(Arc<str>),
232}
233
234impl EventEmitter<Event> for ExtensionStore {}
235
236struct GlobalExtensionStore(Entity<ExtensionStore>);
237
238impl Global for GlobalExtensionStore {}
239
240#[derive(Debug, Deserialize, Serialize, Default, PartialEq, Eq)]
241pub struct ExtensionIndex {
242 pub extensions: BTreeMap<Arc<str>, ExtensionIndexEntry>,
243 pub themes: BTreeMap<Arc<str>, ExtensionIndexThemeEntry>,
244 #[serde(default)]
245 pub icon_themes: BTreeMap<Arc<str>, ExtensionIndexIconThemeEntry>,
246 pub languages: BTreeMap<LanguageName, ExtensionIndexLanguageEntry>,
247}
248
249#[derive(Clone, PartialEq, Eq, Debug, Deserialize, Serialize)]
250pub struct ExtensionIndexEntry {
251 pub manifest: Arc<ExtensionManifest>,
252 pub dev: bool,
253}
254
255#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Debug, Deserialize, Serialize)]
256pub struct ExtensionIndexThemeEntry {
257 pub extension: Arc<str>,
258 pub path: PathBuf,
259}
260
261#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Debug, Deserialize, Serialize)]
262pub struct ExtensionIndexIconThemeEntry {
263 pub extension: Arc<str>,
264 pub path: PathBuf,
265}
266
267#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Debug, Deserialize, Serialize)]
268pub struct ExtensionIndexLanguageEntry {
269 pub extension: Arc<str>,
270 pub path: PathBuf,
271 pub matcher: LanguageMatcher,
272 pub hidden: bool,
273 pub grammar: Option<Arc<str>>,
274}
275
276actions!(
277 zed,
278 [
279 /// Reloads all installed extensions.
280 ReloadExtensions
281 ]
282);
283
284pub fn init(
285 extension_host_proxy: Arc<ExtensionHostProxy>,
286 fs: Arc<dyn Fs>,
287 client: Arc<Client>,
288 node_runtime: NodeRuntime,
289 cx: &mut App,
290) {
291 let store = cx.new(move |cx| {
292 ExtensionStore::new(
293 paths::extensions_dir().clone(),
294 None,
295 extension_host_proxy,
296 fs,
297 client.http_client(),
298 client.http_client(),
299 Some(client.telemetry().clone()),
300 node_runtime,
301 cx,
302 )
303 });
304
305 cx.on_action(|_: &ReloadExtensions, cx| {
306 let store = cx.global::<GlobalExtensionStore>().0.clone();
307 store.update(cx, |store, cx| drop(store.reload(None, cx)));
308 });
309
310 cx.set_global(GlobalExtensionStore(store));
311}
312
313impl ExtensionStore {
314 pub fn try_global(cx: &App) -> Option<Entity<Self>> {
315 cx.try_global::<GlobalExtensionStore>()
316 .map(|store| store.0.clone())
317 }
318
319 pub fn global(cx: &App) -> Entity<Self> {
320 cx.global::<GlobalExtensionStore>().0.clone()
321 }
322
323 pub fn new(
324 extensions_dir: PathBuf,
325 build_dir: Option<PathBuf>,
326 extension_host_proxy: Arc<ExtensionHostProxy>,
327 fs: Arc<dyn Fs>,
328 http_client: Arc<HttpClientWithUrl>,
329 builder_client: Arc<dyn HttpClient>,
330 telemetry: Option<Arc<Telemetry>>,
331 node_runtime: NodeRuntime,
332 cx: &mut Context<Self>,
333 ) -> Self {
334 let work_dir = extensions_dir.join("work");
335 let build_dir = build_dir.unwrap_or_else(|| extensions_dir.join("build"));
336 let installed_dir = extensions_dir.join("installed");
337 let index_path = extensions_dir.join("index.json");
338
339 let (reload_tx, mut reload_rx) = unbounded();
340 let (connection_registered_tx, mut connection_registered_rx) = unbounded();
341 let mut this = Self {
342 proxy: extension_host_proxy.clone(),
343 extension_index: Default::default(),
344 installed_dir,
345 index_path,
346 builder: Arc::new(ExtensionBuilder::new(builder_client, build_dir)),
347 outstanding_operations: Default::default(),
348 modified_extensions: Default::default(),
349 reload_complete_senders: Vec::new(),
350 wasm_host: WasmHost::new(
351 fs.clone(),
352 http_client.clone(),
353 node_runtime,
354 extension_host_proxy,
355 work_dir,
356 cx,
357 ),
358 wasm_extensions: Vec::new(),
359 fs,
360 http_client,
361 telemetry,
362 reload_tx,
363 tasks: Vec::new(),
364
365 remote_clients: Default::default(),
366 ssh_registered_tx: connection_registered_tx,
367 };
368
369 // The extensions store maintains an index file, which contains a complete
370 // list of the installed extensions and the resources that they provide.
371 // This index is loaded synchronously on startup.
372 let (index_content, index_metadata, extensions_metadata) =
373 cx.background_executor().block(async {
374 futures::join!(
375 this.fs.load(&this.index_path),
376 this.fs.metadata(&this.index_path),
377 this.fs.metadata(&this.installed_dir),
378 )
379 });
380
381 // Normally, there is no need to rebuild the index. But if the index file
382 // is invalid or is out-of-date according to the filesystem mtimes, then
383 // it must be asynchronously rebuilt.
384 let mut extension_index = ExtensionIndex::default();
385 let mut extension_index_needs_rebuild = true;
386 if let Ok(index_content) = index_content
387 && let Some(index) = serde_json::from_str(&index_content).log_err()
388 {
389 extension_index = index;
390 if let (Ok(Some(index_metadata)), Ok(Some(extensions_metadata))) =
391 (index_metadata, extensions_metadata)
392 && index_metadata
393 .mtime
394 .bad_is_greater_than(extensions_metadata.mtime)
395 {
396 extension_index_needs_rebuild = false;
397 }
398 }
399
400 // Immediately load all of the extensions in the initial manifest. If the
401 // index needs to be rebuild, then enqueue
402 let load_initial_extensions = this.extensions_updated(extension_index, cx);
403 let mut reload_future = None;
404 if extension_index_needs_rebuild {
405 reload_future = Some(this.reload(None, cx));
406 }
407
408 cx.spawn(async move |this, cx| {
409 if let Some(future) = reload_future {
410 future.await;
411 }
412 this.update(cx, |this, cx| this.auto_install_extensions(cx))
413 .ok();
414 this.update(cx, |this, cx| this.check_for_updates(cx)).ok();
415 })
416 .detach();
417
418 // Perform all extension loading in a single task to ensure that we
419 // never attempt to simultaneously load/unload extensions from multiple
420 // parallel tasks.
421 this.tasks.push(cx.spawn(async move |this, cx| {
422 async move {
423 load_initial_extensions.await;
424
425 let mut index_changed = false;
426 let mut debounce_timer = cx.background_spawn(futures::future::pending()).fuse();
427 loop {
428 select_biased! {
429 _ = debounce_timer => {
430 if index_changed {
431 let index = this
432 .update(cx, |this, cx| this.rebuild_extension_index(cx))?
433 .await;
434 this.update(cx, |this, cx| this.extensions_updated(index, cx))?
435 .await;
436 index_changed = false;
437 }
438
439 Self::update_remote_clients(&this, cx).await?;
440 }
441 _ = connection_registered_rx.next() => {
442 debounce_timer = cx
443 .background_executor()
444 .timer(RELOAD_DEBOUNCE_DURATION)
445 .fuse();
446 }
447 extension_id = reload_rx.next() => {
448 let Some(extension_id) = extension_id else { break; };
449 this.update(cx, |this, _| {
450 this.modified_extensions.extend(extension_id);
451 })?;
452 index_changed = true;
453 debounce_timer = cx
454 .background_executor()
455 .timer(RELOAD_DEBOUNCE_DURATION)
456 .fuse();
457 }
458 }
459 }
460
461 anyhow::Ok(())
462 }
463 .map(drop)
464 .await;
465 }));
466
467 // Watch the installed extensions directory for changes. Whenever changes are
468 // detected, rebuild the extension index, and load/unload any extensions that
469 // have been added, removed, or modified.
470 this.tasks.push(cx.background_spawn({
471 let fs = this.fs.clone();
472 let reload_tx = this.reload_tx.clone();
473 let installed_dir = this.installed_dir.clone();
474 async move {
475 let (mut paths, _) = fs.watch(&installed_dir, FS_WATCH_LATENCY).await;
476 while let Some(events) = paths.next().await {
477 for event in events {
478 let Ok(event_path) = event.path.strip_prefix(&installed_dir) else {
479 continue;
480 };
481
482 if let Some(path::Component::Normal(extension_dir_name)) =
483 event_path.components().next()
484 && let Some(extension_id) = extension_dir_name.to_str()
485 {
486 reload_tx.unbounded_send(Some(extension_id.into())).ok();
487 }
488 }
489 }
490 }
491 }));
492
493 this
494 }
495
496 pub fn reload(
497 &mut self,
498 modified_extension: Option<Arc<str>>,
499 cx: &mut Context<Self>,
500 ) -> impl Future<Output = ()> + use<> {
501 let (tx, rx) = oneshot::channel();
502 self.reload_complete_senders.push(tx);
503 self.reload_tx
504 .unbounded_send(modified_extension)
505 .expect("reload task exited");
506 cx.emit(Event::StartedReloading);
507
508 async move {
509 rx.await.ok();
510 }
511 }
512
513 fn extensions_dir(&self) -> PathBuf {
514 self.installed_dir.clone()
515 }
516
517 pub fn outstanding_operations(&self) -> &BTreeMap<Arc<str>, ExtensionOperation> {
518 &self.outstanding_operations
519 }
520
521 pub fn installed_extensions(&self) -> &BTreeMap<Arc<str>, ExtensionIndexEntry> {
522 &self.extension_index.extensions
523 }
524
525 pub fn dev_extensions(&self) -> impl Iterator<Item = &Arc<ExtensionManifest>> {
526 self.extension_index
527 .extensions
528 .values()
529 .filter_map(|extension| extension.dev.then_some(&extension.manifest))
530 }
531
532 pub fn extension_manifest_for_id(&self, extension_id: &str) -> Option<&Arc<ExtensionManifest>> {
533 self.extension_index
534 .extensions
535 .get(extension_id)
536 .map(|extension| &extension.manifest)
537 }
538
539 /// Returns the names of themes provided by extensions.
540 pub fn extension_themes<'a>(
541 &'a self,
542 extension_id: &'a str,
543 ) -> impl Iterator<Item = &'a Arc<str>> {
544 self.extension_index
545 .themes
546 .iter()
547 .filter_map(|(name, theme)| theme.extension.as_ref().eq(extension_id).then_some(name))
548 }
549
550 /// Returns the path to the theme file within an extension, if there is an
551 /// extension that provides the theme.
552 pub fn path_to_extension_theme(&self, theme_name: &str) -> Option<PathBuf> {
553 let entry = self.extension_index.themes.get(theme_name)?;
554
555 Some(
556 self.extensions_dir()
557 .join(entry.extension.as_ref())
558 .join(&entry.path),
559 )
560 }
561
562 /// Returns the names of icon themes provided by extensions.
563 pub fn extension_icon_themes<'a>(
564 &'a self,
565 extension_id: &'a str,
566 ) -> impl Iterator<Item = &'a Arc<str>> {
567 self.extension_index
568 .icon_themes
569 .iter()
570 .filter_map(|(name, icon_theme)| {
571 icon_theme
572 .extension
573 .as_ref()
574 .eq(extension_id)
575 .then_some(name)
576 })
577 }
578
579 /// Returns the path to the icon theme file within an extension, if there is
580 /// an extension that provides the icon theme.
581 pub fn path_to_extension_icon_theme(
582 &self,
583 icon_theme_name: &str,
584 ) -> Option<(PathBuf, PathBuf)> {
585 let entry = self.extension_index.icon_themes.get(icon_theme_name)?;
586
587 let icon_theme_path = self
588 .extensions_dir()
589 .join(entry.extension.as_ref())
590 .join(&entry.path);
591 let icons_root_path = self.extensions_dir().join(entry.extension.as_ref());
592
593 Some((icon_theme_path, icons_root_path))
594 }
595
596 pub fn fetch_extensions(
597 &self,
598 search: Option<&str>,
599 provides_filter: Option<&BTreeSet<ExtensionProvides>>,
600 cx: &mut Context<Self>,
601 ) -> Task<Result<Vec<ExtensionMetadata>>> {
602 let version = CURRENT_SCHEMA_VERSION.to_string();
603 let mut query = vec![("max_schema_version", version.as_str())];
604 if let Some(search) = search {
605 query.push(("filter", search));
606 }
607
608 let provides_filter = provides_filter.map(|provides_filter| {
609 provides_filter
610 .iter()
611 .map(|provides| provides.to_string())
612 .collect::<Vec<_>>()
613 .join(",")
614 });
615 if let Some(provides_filter) = provides_filter.as_deref() {
616 query.push(("provides", provides_filter));
617 }
618
619 self.fetch_extensions_from_api("/extensions", &query, cx)
620 }
621
622 pub fn fetch_extensions_with_update_available(
623 &mut self,
624 cx: &mut Context<Self>,
625 ) -> Task<Result<Vec<ExtensionMetadata>>> {
626 let schema_versions = schema_version_range();
627 let wasm_api_versions = wasm_api_version_range(ReleaseChannel::global(cx));
628 let extension_settings = ExtensionSettings::get_global(cx);
629 let extension_ids = self
630 .extension_index
631 .extensions
632 .iter()
633 .filter(|(id, entry)| !entry.dev && extension_settings.should_auto_update(id))
634 .map(|(id, _)| id.as_ref())
635 .collect::<Vec<_>>()
636 .join(",");
637 let task = self.fetch_extensions_from_api(
638 "/extensions/updates",
639 &[
640 ("min_schema_version", &schema_versions.start().to_string()),
641 ("max_schema_version", &schema_versions.end().to_string()),
642 (
643 "min_wasm_api_version",
644 &wasm_api_versions.start().to_string(),
645 ),
646 ("max_wasm_api_version", &wasm_api_versions.end().to_string()),
647 ("ids", &extension_ids),
648 ],
649 cx,
650 );
651 cx.spawn(async move |this, cx| {
652 let extensions = task.await?;
653 this.update(cx, |this, _cx| {
654 extensions
655 .into_iter()
656 .filter(|extension| {
657 this.extension_index
658 .extensions
659 .get(&extension.id)
660 .is_none_or(|installed_extension| {
661 installed_extension.manifest.version != extension.manifest.version
662 })
663 })
664 .collect()
665 })
666 })
667 }
668
669 pub fn fetch_extension_versions(
670 &self,
671 extension_id: &str,
672 cx: &mut Context<Self>,
673 ) -> Task<Result<Vec<ExtensionMetadata>>> {
674 self.fetch_extensions_from_api(&format!("/extensions/{extension_id}"), &[], cx)
675 }
676
677 /// Installs any extensions that should be included with Zed by default.
678 ///
679 /// This can be used to make certain functionality provided by extensions
680 /// available out-of-the-box.
681 pub fn auto_install_extensions(&mut self, cx: &mut Context<Self>) {
682 if cfg!(test) {
683 return;
684 }
685
686 let extension_settings = ExtensionSettings::get_global(cx);
687
688 let extensions_to_install = extension_settings
689 .auto_install_extensions
690 .keys()
691 .filter(|extension_id| extension_settings.should_auto_install(extension_id))
692 .filter(|extension_id| {
693 let is_already_installed = self
694 .extension_index
695 .extensions
696 .contains_key(extension_id.as_ref());
697 let dominated = SUPPRESSED_EXTENSIONS.contains(&extension_id.as_ref());
698 !is_already_installed && !dominated
699 })
700 .cloned()
701 .collect::<Vec<_>>();
702
703 cx.spawn(async move |this, cx| {
704 for extension_id in extensions_to_install {
705 // When enabled, this checks if an extension exists locally in the repo's extensions/
706 // directory and installs it as a dev extension instead of fetching from the registry.
707 // This is useful for testing auto-installed extensions before they've been published.
708 // Set to `true` only during local development/testing of new auto-install extensions.
709 #[cfg(debug_assertions)]
710 const DEBUG_ALLOW_UNPUBLISHED_AUTO_EXTENSIONS: bool = false;
711
712 #[cfg(debug_assertions)]
713 if DEBUG_ALLOW_UNPUBLISHED_AUTO_EXTENSIONS {
714 let local_extension_path = std::path::PathBuf::from(env!("CARGO_MANIFEST_DIR"))
715 .parent()
716 .unwrap()
717 .parent()
718 .unwrap()
719 .join("extensions")
720 .join(extension_id.as_ref());
721
722 if local_extension_path.exists() {
723 // Force-remove existing extension directory if it exists and isn't a symlink
724 // This handles the case where the extension was previously installed from the registry
725 if let Some(installed_dir) = this
726 .update(cx, |this, _cx| this.installed_dir.clone())
727 .ok()
728 {
729 let existing_path = installed_dir.join(extension_id.as_ref());
730 if existing_path.exists() {
731 let metadata = std::fs::symlink_metadata(&existing_path);
732 let is_symlink = metadata.map(|m| m.is_symlink()).unwrap_or(false);
733 if !is_symlink {
734 if let Err(e) = std::fs::remove_dir_all(&existing_path) {
735 log::error!(
736 "Failed to remove existing extension directory {:?}: {}",
737 existing_path,
738 e
739 );
740 }
741 }
742 }
743 }
744
745 if let Some(task) = this
746 .update(cx, |this, cx| {
747 this.install_dev_extension(local_extension_path, cx)
748 })
749 .ok()
750 {
751 task.await.log_err();
752 }
753 continue;
754 }
755 }
756
757 this.update(cx, |this, cx| {
758 this.install_latest_extension(extension_id.clone(), cx);
759 })
760 .ok();
761 }
762 })
763 .detach();
764 }
765
766 pub fn check_for_updates(&mut self, cx: &mut Context<Self>) {
767 let task = self.fetch_extensions_with_update_available(cx);
768 cx.spawn(async move |this, cx| Self::upgrade_extensions(this, task.await?, cx).await)
769 .detach();
770 }
771
772 async fn upgrade_extensions(
773 this: WeakEntity<Self>,
774 extensions: Vec<ExtensionMetadata>,
775 cx: &mut AsyncApp,
776 ) -> Result<()> {
777 for extension in extensions {
778 let task = this.update(cx, |this, cx| {
779 if let Some(installed_extension) =
780 this.extension_index.extensions.get(&extension.id)
781 {
782 let installed_version =
783 Version::from_str(&installed_extension.manifest.version).ok()?;
784 let latest_version = Version::from_str(&extension.manifest.version).ok()?;
785
786 if installed_version >= latest_version {
787 return None;
788 }
789 }
790
791 Some(this.upgrade_extension(extension.id, extension.manifest.version, cx))
792 })?;
793
794 if let Some(task) = task {
795 task.await.log_err();
796 }
797 }
798 anyhow::Ok(())
799 }
800
801 fn fetch_extensions_from_api(
802 &self,
803 path: &str,
804 query: &[(&str, &str)],
805 cx: &mut Context<ExtensionStore>,
806 ) -> Task<Result<Vec<ExtensionMetadata>>> {
807 let url = self.http_client.build_zed_api_url(path, query);
808 let http_client = self.http_client.clone();
809 cx.spawn(async move |_, _| {
810 let mut response = http_client
811 .get(url?.as_ref(), AsyncBody::empty(), true)
812 .await?;
813
814 let mut body = Vec::new();
815 response
816 .body_mut()
817 .read_to_end(&mut body)
818 .await
819 .context("error reading extensions")?;
820
821 if response.status().is_client_error() {
822 let text = String::from_utf8_lossy(body.as_slice());
823 bail!(
824 "status error {}, response: {text:?}",
825 response.status().as_u16()
826 );
827 }
828
829 let mut response: GetExtensionsResponse = serde_json::from_slice(&body)?;
830
831 response
832 .data
833 .retain(|extension| !SUPPRESSED_EXTENSIONS.contains(&extension.id.as_ref()));
834
835 Ok(response.data)
836 })
837 }
838
839 pub fn install_extension(
840 &mut self,
841 extension_id: Arc<str>,
842 version: Arc<str>,
843 cx: &mut Context<Self>,
844 ) {
845 self.install_or_upgrade_extension(extension_id, version, ExtensionOperation::Install, cx)
846 .detach_and_log_err(cx);
847 }
848
849 fn install_or_upgrade_extension_at_endpoint(
850 &mut self,
851 extension_id: Arc<str>,
852 url: Url,
853 operation: ExtensionOperation,
854 cx: &mut Context<Self>,
855 ) -> Task<Result<()>> {
856 let extension_dir = self.installed_dir.join(extension_id.as_ref());
857 let http_client = self.http_client.clone();
858 let fs = self.fs.clone();
859
860 match self.outstanding_operations.entry(extension_id.clone()) {
861 btree_map::Entry::Occupied(_) => return Task::ready(Ok(())),
862 btree_map::Entry::Vacant(e) => e.insert(operation),
863 };
864 cx.notify();
865
866 cx.spawn(async move |this, cx| {
867 let _finish = cx.on_drop(&this, {
868 let extension_id = extension_id.clone();
869 move |this, cx| {
870 this.outstanding_operations.remove(extension_id.as_ref());
871 cx.notify();
872 }
873 });
874
875 let mut response = http_client
876 .get(url.as_ref(), Default::default(), true)
877 .await
878 .context("downloading extension")?;
879
880 fs.remove_dir(
881 &extension_dir,
882 RemoveOptions {
883 recursive: true,
884 ignore_if_not_exists: true,
885 },
886 )
887 .await?;
888
889 let content_length = response
890 .headers()
891 .get(http_client::http::header::CONTENT_LENGTH)
892 .and_then(|value| value.to_str().ok()?.parse::<usize>().ok());
893
894 let mut body = BufReader::new(response.body_mut());
895 let mut tar_gz_bytes = Vec::new();
896 body.read_to_end(&mut tar_gz_bytes).await?;
897
898 if let Some(content_length) = content_length {
899 let actual_len = tar_gz_bytes.len();
900 if content_length != actual_len {
901 bail!(concat!(
902 "downloaded extension size {actual_len} ",
903 "does not match content length {content_length}"
904 ));
905 }
906 }
907 let decompressed_bytes = GzipDecoder::new(BufReader::new(tar_gz_bytes.as_slice()));
908 let archive = Archive::new(decompressed_bytes);
909 archive.unpack(extension_dir).await?;
910 this.update(cx, |this, cx| this.reload(Some(extension_id.clone()), cx))?
911 .await;
912
913 if let ExtensionOperation::Install = operation {
914 this.update(cx, |this, cx| {
915 // Check for legacy LLM provider migration
916 if let Some(manifest) = this.extension_manifest_for_id(&extension_id) {
917 migrate_legacy_llm_provider_env_var(&manifest, cx);
918 }
919
920 cx.emit(Event::ExtensionInstalled(extension_id.clone()));
921 if let Some(events) = ExtensionEvents::try_global(cx)
922 && let Some(manifest) = this.extension_manifest_for_id(&extension_id)
923 {
924 events.update(cx, |this, cx| {
925 this.emit(extension::Event::ExtensionInstalled(manifest.clone()), cx)
926 });
927 }
928
929 // Run extension-specific migrations
930 copilot_migration::migrate_copilot_credentials_if_needed(&extension_id, cx);
931 anthropic_migration::migrate_anthropic_credentials_if_needed(&extension_id, cx);
932 google_ai_migration::migrate_google_ai_credentials_if_needed(&extension_id, cx);
933 openai_migration::migrate_openai_credentials_if_needed(&extension_id, cx);
934 open_router_migration::migrate_open_router_credentials_if_needed(
935 &extension_id,
936 cx,
937 );
938 })
939 .ok();
940 }
941
942 anyhow::Ok(())
943 })
944 }
945
946 pub fn install_latest_extension(&mut self, extension_id: Arc<str>, cx: &mut Context<Self>) {
947 let schema_versions = schema_version_range();
948 let wasm_api_versions = wasm_api_version_range(ReleaseChannel::global(cx));
949
950 let Some(url) = self
951 .http_client
952 .build_zed_api_url(
953 &format!("/extensions/{extension_id}/download"),
954 &[
955 ("min_schema_version", &schema_versions.start().to_string()),
956 ("max_schema_version", &schema_versions.end().to_string()),
957 (
958 "min_wasm_api_version",
959 &wasm_api_versions.start().to_string(),
960 ),
961 ("max_wasm_api_version", &wasm_api_versions.end().to_string()),
962 ],
963 )
964 .log_err()
965 else {
966 return;
967 };
968
969 self.install_or_upgrade_extension_at_endpoint(
970 extension_id,
971 url,
972 ExtensionOperation::Install,
973 cx,
974 )
975 .detach_and_log_err(cx);
976 }
977
978 pub fn upgrade_extension(
979 &mut self,
980 extension_id: Arc<str>,
981 version: Arc<str>,
982 cx: &mut Context<Self>,
983 ) -> Task<Result<()>> {
984 self.install_or_upgrade_extension(extension_id, version, ExtensionOperation::Upgrade, cx)
985 }
986
987 fn install_or_upgrade_extension(
988 &mut self,
989 extension_id: Arc<str>,
990 version: Arc<str>,
991 operation: ExtensionOperation,
992 cx: &mut Context<Self>,
993 ) -> Task<Result<()>> {
994 let Some(url) = self
995 .http_client
996 .build_zed_api_url(
997 &format!("/extensions/{extension_id}/{version}/download"),
998 &[],
999 )
1000 .log_err()
1001 else {
1002 return Task::ready(Ok(()));
1003 };
1004
1005 self.install_or_upgrade_extension_at_endpoint(extension_id, url, operation, cx)
1006 }
1007
1008 pub fn uninstall_extension(
1009 &mut self,
1010 extension_id: Arc<str>,
1011 cx: &mut Context<Self>,
1012 ) -> Task<Result<()>> {
1013 let extension_dir = self.installed_dir.join(extension_id.as_ref());
1014 let work_dir = self.wasm_host.work_dir.join(extension_id.as_ref());
1015 let fs = self.fs.clone();
1016
1017 let extension_manifest = self.extension_manifest_for_id(&extension_id).cloned();
1018
1019 match self.outstanding_operations.entry(extension_id.clone()) {
1020 btree_map::Entry::Occupied(_) => return Task::ready(Ok(())),
1021 btree_map::Entry::Vacant(e) => e.insert(ExtensionOperation::Remove),
1022 };
1023
1024 cx.spawn(async move |extension_store, cx| {
1025 let _finish = cx.on_drop(&extension_store, {
1026 let extension_id = extension_id.clone();
1027 move |this, cx| {
1028 this.outstanding_operations.remove(extension_id.as_ref());
1029 cx.notify();
1030 }
1031 });
1032
1033 fs.remove_dir(
1034 &extension_dir,
1035 RemoveOptions {
1036 recursive: true,
1037 ignore_if_not_exists: true,
1038 },
1039 )
1040 .await
1041 .with_context(|| format!("Removing extension dir {extension_dir:?}"))?;
1042
1043 extension_store
1044 .update(cx, |extension_store, cx| extension_store.reload(None, cx))?
1045 .await;
1046
1047 // There's a race between wasm extension fully stopping and the directory removal.
1048 // On Windows, it's impossible to remove a directory that has a process running in it.
1049 for i in 0..3 {
1050 cx.background_executor()
1051 .timer(Duration::from_millis(i * 100))
1052 .await;
1053 let removal_result = fs
1054 .remove_dir(
1055 &work_dir,
1056 RemoveOptions {
1057 recursive: true,
1058 ignore_if_not_exists: true,
1059 },
1060 )
1061 .await;
1062 match removal_result {
1063 Ok(()) => break,
1064 Err(e) => {
1065 if i == 2 {
1066 log::error!("Failed to remove extension work dir {work_dir:?} : {e}");
1067 }
1068 }
1069 }
1070 }
1071
1072 extension_store.update(cx, |_, cx| {
1073 cx.emit(Event::ExtensionUninstalled(extension_id.clone()));
1074 if let Some(events) = ExtensionEvents::try_global(cx)
1075 && let Some(manifest) = extension_manifest
1076 {
1077 events.update(cx, |this, cx| {
1078 this.emit(extension::Event::ExtensionUninstalled(manifest.clone()), cx)
1079 });
1080 }
1081 })?;
1082
1083 anyhow::Ok(())
1084 })
1085 }
1086
1087 pub fn install_dev_extension(
1088 &mut self,
1089 extension_source_path: PathBuf,
1090 cx: &mut Context<Self>,
1091 ) -> Task<Result<()>> {
1092 let extensions_dir = self.extensions_dir();
1093 let fs = self.fs.clone();
1094 let builder = self.builder.clone();
1095
1096 cx.spawn(async move |this, cx| {
1097 let mut extension_manifest =
1098 ExtensionManifest::load(fs.clone(), &extension_source_path).await?;
1099 let extension_id = extension_manifest.id.clone();
1100
1101 if let Some(uninstall_task) = this
1102 .update(cx, |this, cx| {
1103 this.extension_index
1104 .extensions
1105 .get(extension_id.as_ref())
1106 .is_some_and(|index_entry| !index_entry.dev)
1107 .then(|| this.uninstall_extension(extension_id.clone(), cx))
1108 })
1109 .ok()
1110 .flatten()
1111 {
1112 uninstall_task.await.log_err();
1113 }
1114
1115 if !this.update(cx, |this, cx| {
1116 match this.outstanding_operations.entry(extension_id.clone()) {
1117 btree_map::Entry::Occupied(_) => return false,
1118 btree_map::Entry::Vacant(e) => e.insert(ExtensionOperation::Install),
1119 };
1120 cx.notify();
1121 true
1122 })? {
1123 return Ok(());
1124 }
1125
1126 let _finish = cx.on_drop(&this, {
1127 let extension_id = extension_id.clone();
1128 move |this, cx| {
1129 this.outstanding_operations.remove(extension_id.as_ref());
1130 cx.notify();
1131 }
1132 });
1133
1134 cx.background_spawn({
1135 let extension_source_path = extension_source_path.clone();
1136 let fs = fs.clone();
1137 async move {
1138 builder
1139 .compile_extension(
1140 &extension_source_path,
1141 &mut extension_manifest,
1142 CompileExtensionOptions { release: false },
1143 fs,
1144 )
1145 .await
1146 }
1147 })
1148 .await
1149 .inspect_err(|error| {
1150 util::log_err(error);
1151 })?;
1152
1153 let output_path = &extensions_dir.join(extension_id.as_ref());
1154 if let Some(metadata) = fs.metadata(output_path).await? {
1155 if metadata.is_symlink {
1156 fs.remove_file(
1157 output_path,
1158 RemoveOptions {
1159 recursive: false,
1160 ignore_if_not_exists: true,
1161 },
1162 )
1163 .await?;
1164 } else {
1165 bail!("extension {extension_id} is still installed");
1166 }
1167 }
1168
1169 fs.create_symlink(output_path, extension_source_path)
1170 .await?;
1171
1172 this.update(cx, |this, cx| this.reload(None, cx))?.await;
1173 this.update(cx, |this, cx| {
1174 // Run migration for legacy LLM provider env vars
1175 if let Some(manifest) = this.extension_manifest_for_id(&extension_id) {
1176 migrate_legacy_llm_provider_env_var(&manifest, cx);
1177 }
1178
1179 cx.emit(Event::ExtensionInstalled(extension_id.clone()));
1180 if let Some(events) = ExtensionEvents::try_global(cx)
1181 && let Some(manifest) = this.extension_manifest_for_id(&extension_id)
1182 {
1183 events.update(cx, |this, cx| {
1184 this.emit(extension::Event::ExtensionInstalled(manifest.clone()), cx)
1185 });
1186 }
1187 })?;
1188
1189 Ok(())
1190 })
1191 }
1192
1193 pub fn rebuild_dev_extension(&mut self, extension_id: Arc<str>, cx: &mut Context<Self>) {
1194 let path = self.installed_dir.join(extension_id.as_ref());
1195 let builder = self.builder.clone();
1196 let fs = self.fs.clone();
1197
1198 match self.outstanding_operations.entry(extension_id.clone()) {
1199 btree_map::Entry::Occupied(_) => return,
1200 btree_map::Entry::Vacant(e) => e.insert(ExtensionOperation::Upgrade),
1201 };
1202
1203 cx.notify();
1204 let compile = cx.background_spawn(async move {
1205 let mut manifest = ExtensionManifest::load(fs.clone(), &path).await?;
1206 builder
1207 .compile_extension(
1208 &path,
1209 &mut manifest,
1210 CompileExtensionOptions { release: true },
1211 fs,
1212 )
1213 .await
1214 });
1215
1216 cx.spawn(async move |this, cx| {
1217 let result = compile.await;
1218
1219 this.update(cx, |this, cx| {
1220 this.outstanding_operations.remove(&extension_id);
1221 cx.notify();
1222 })?;
1223
1224 if result.is_ok() {
1225 this.update(cx, |this, cx| this.reload(Some(extension_id), cx))?
1226 .await;
1227 }
1228
1229 result
1230 })
1231 .detach_and_log_err(cx)
1232 }
1233
1234 /// Updates the set of installed extensions.
1235 ///
1236 /// First, this unloads any themes, languages, or grammars that are
1237 /// no longer in the manifest, or whose files have changed on disk.
1238 /// Then it loads any themes, languages, or grammars that are newly
1239 /// added to the manifest, or whose files have changed on disk.
1240 fn extensions_updated(
1241 &mut self,
1242 mut new_index: ExtensionIndex,
1243 cx: &mut Context<Self>,
1244 ) -> Task<()> {
1245 let old_index = &self.extension_index;
1246
1247 new_index
1248 .extensions
1249 .retain(|extension_id, _| !SUPPRESSED_EXTENSIONS.contains(&extension_id.as_ref()));
1250
1251 // Determine which extensions need to be loaded and unloaded, based
1252 // on the changes to the manifest and the extensions that we know have been
1253 // modified.
1254 let mut extensions_to_unload = Vec::default();
1255 let mut extensions_to_load = Vec::default();
1256 {
1257 let mut old_keys = old_index.extensions.iter().peekable();
1258 let mut new_keys = new_index.extensions.iter().peekable();
1259 loop {
1260 match (old_keys.peek(), new_keys.peek()) {
1261 (None, None) => break,
1262 (None, Some(_)) => {
1263 extensions_to_load.push(new_keys.next().unwrap().0.clone());
1264 }
1265 (Some(_), None) => {
1266 extensions_to_unload.push(old_keys.next().unwrap().0.clone());
1267 }
1268 (Some((old_key, _)), Some((new_key, _))) => match old_key.cmp(new_key) {
1269 Ordering::Equal => {
1270 let (old_key, old_value) = old_keys.next().unwrap();
1271 let (new_key, new_value) = new_keys.next().unwrap();
1272 if old_value != new_value || self.modified_extensions.contains(old_key)
1273 {
1274 extensions_to_unload.push(old_key.clone());
1275 extensions_to_load.push(new_key.clone());
1276 }
1277 }
1278 Ordering::Less => {
1279 extensions_to_unload.push(old_keys.next().unwrap().0.clone());
1280 }
1281 Ordering::Greater => {
1282 extensions_to_load.push(new_keys.next().unwrap().0.clone());
1283 }
1284 },
1285 }
1286 }
1287 self.modified_extensions.clear();
1288 }
1289
1290 if extensions_to_load.is_empty() && extensions_to_unload.is_empty() {
1291 self.reload_complete_senders.clear();
1292 return Task::ready(());
1293 }
1294
1295 let extension_ids = extensions_to_load
1296 .iter()
1297 .filter_map(|id| {
1298 Some((
1299 id.clone(),
1300 new_index.extensions.get(id)?.manifest.version.clone(),
1301 ))
1302 })
1303 .collect::<Vec<_>>();
1304
1305 telemetry::event!("Extensions Loaded", id_and_versions = extension_ids);
1306
1307 let themes_to_remove = old_index
1308 .themes
1309 .iter()
1310 .filter_map(|(name, entry)| {
1311 if extensions_to_unload.contains(&entry.extension) {
1312 Some(name.clone().into())
1313 } else {
1314 None
1315 }
1316 })
1317 .collect::<Vec<_>>();
1318 let icon_themes_to_remove = old_index
1319 .icon_themes
1320 .iter()
1321 .filter_map(|(name, entry)| {
1322 if extensions_to_unload.contains(&entry.extension) {
1323 Some(name.clone().into())
1324 } else {
1325 None
1326 }
1327 })
1328 .collect::<Vec<_>>();
1329 let languages_to_remove = old_index
1330 .languages
1331 .iter()
1332 .filter_map(|(name, entry)| {
1333 if extensions_to_unload.contains(&entry.extension) {
1334 Some(name.clone())
1335 } else {
1336 None
1337 }
1338 })
1339 .collect::<Vec<_>>();
1340 let mut grammars_to_remove = Vec::new();
1341 let mut server_removal_tasks = Vec::with_capacity(extensions_to_unload.len());
1342 for extension_id in &extensions_to_unload {
1343 let Some(extension) = old_index.extensions.get(extension_id) else {
1344 continue;
1345 };
1346 grammars_to_remove.extend(extension.manifest.grammars.keys().cloned());
1347 for (language_server_name, config) in &extension.manifest.language_servers {
1348 for language in config.languages() {
1349 server_removal_tasks.push(self.proxy.remove_language_server(
1350 &language,
1351 language_server_name,
1352 cx,
1353 ));
1354 }
1355 }
1356
1357 for server_id in extension.manifest.context_servers.keys() {
1358 self.proxy.unregister_context_server(server_id.clone(), cx);
1359 }
1360 for adapter in extension.manifest.debug_adapters.keys() {
1361 self.proxy.unregister_debug_adapter(adapter.clone());
1362 }
1363 for locator in extension.manifest.debug_locators.keys() {
1364 self.proxy.unregister_debug_locator(locator.clone());
1365 }
1366 for command_name in extension.manifest.slash_commands.keys() {
1367 self.proxy.unregister_slash_command(command_name.clone());
1368 }
1369 for provider_id in extension.manifest.language_model_providers.keys() {
1370 let full_provider_id: Arc<str> = format!("{}:{}", extension_id, provider_id).into();
1371 self.proxy
1372 .unregister_language_model_provider(full_provider_id, cx);
1373 }
1374 }
1375
1376 self.wasm_extensions
1377 .retain(|(extension, _)| !extensions_to_unload.contains(&extension.id));
1378 self.proxy.remove_user_themes(themes_to_remove);
1379 self.proxy.remove_icon_themes(icon_themes_to_remove);
1380 self.proxy
1381 .remove_languages(&languages_to_remove, &grammars_to_remove);
1382
1383 let mut grammars_to_add = Vec::new();
1384 let mut themes_to_add = Vec::new();
1385 let mut icon_themes_to_add = Vec::new();
1386 let mut snippets_to_add = Vec::new();
1387 for extension_id in &extensions_to_load {
1388 let Some(extension) = new_index.extensions.get(extension_id) else {
1389 continue;
1390 };
1391
1392 grammars_to_add.extend(extension.manifest.grammars.keys().map(|grammar_name| {
1393 let mut grammar_path = self.installed_dir.clone();
1394 grammar_path.extend([extension_id.as_ref(), "grammars"]);
1395 grammar_path.push(grammar_name.as_ref());
1396 grammar_path.set_extension("wasm");
1397 (grammar_name.clone(), grammar_path)
1398 }));
1399 themes_to_add.extend(extension.manifest.themes.iter().map(|theme_path| {
1400 let mut path = self.installed_dir.clone();
1401 path.extend([Path::new(extension_id.as_ref()), theme_path.as_path()]);
1402 path
1403 }));
1404 icon_themes_to_add.extend(extension.manifest.icon_themes.iter().map(
1405 |icon_theme_path| {
1406 let mut path = self.installed_dir.clone();
1407 path.extend([Path::new(extension_id.as_ref()), icon_theme_path.as_path()]);
1408
1409 let mut icons_root_path = self.installed_dir.clone();
1410 icons_root_path.extend([Path::new(extension_id.as_ref())]);
1411
1412 (path, icons_root_path)
1413 },
1414 ));
1415 snippets_to_add.extend(extension.manifest.snippets.iter().map(|snippets_path| {
1416 let mut path = self.installed_dir.clone();
1417 path.extend([Path::new(extension_id.as_ref()), snippets_path.as_path()]);
1418 path
1419 }));
1420 }
1421
1422 self.proxy.register_grammars(grammars_to_add);
1423 let languages_to_add = new_index
1424 .languages
1425 .iter()
1426 .filter(|(_, entry)| extensions_to_load.contains(&entry.extension))
1427 .collect::<Vec<_>>();
1428 for (language_name, language) in languages_to_add {
1429 let mut language_path = self.installed_dir.clone();
1430 language_path.extend([
1431 Path::new(language.extension.as_ref()),
1432 language.path.as_path(),
1433 ]);
1434 self.proxy.register_language(
1435 language_name.clone(),
1436 language.grammar.clone(),
1437 language.matcher.clone(),
1438 language.hidden,
1439 Arc::new(move || {
1440 let config = std::fs::read_to_string(language_path.join("config.toml"))?;
1441 let config: LanguageConfig = ::toml::from_str(&config)?;
1442 let queries = load_plugin_queries(&language_path);
1443 let context_provider =
1444 std::fs::read_to_string(language_path.join("tasks.json"))
1445 .ok()
1446 .and_then(|contents| {
1447 let definitions =
1448 serde_json_lenient::from_str(&contents).log_err()?;
1449 Some(Arc::new(ContextProviderWithTasks::new(definitions)) as Arc<_>)
1450 });
1451
1452 Ok(LoadedLanguage {
1453 config,
1454 queries,
1455 context_provider,
1456 toolchain_provider: None,
1457 manifest_name: None,
1458 })
1459 }),
1460 );
1461 }
1462
1463 let fs = self.fs.clone();
1464 let wasm_host = self.wasm_host.clone();
1465 let root_dir = self.installed_dir.clone();
1466 let proxy = self.proxy.clone();
1467 let extension_entries = extensions_to_load
1468 .iter()
1469 .filter_map(|name| new_index.extensions.get(name).cloned())
1470 .collect::<Vec<_>>();
1471 self.extension_index = new_index;
1472 cx.notify();
1473 cx.emit(Event::ExtensionsUpdated);
1474
1475 cx.spawn(async move |this, cx| {
1476 cx.background_spawn({
1477 let fs = fs.clone();
1478 async move {
1479 let _ = join_all(server_removal_tasks).await;
1480 for theme_path in themes_to_add {
1481 proxy
1482 .load_user_theme(theme_path, fs.clone())
1483 .await
1484 .log_err();
1485 }
1486
1487 for (icon_theme_path, icons_root_path) in icon_themes_to_add {
1488 proxy
1489 .load_icon_theme(icon_theme_path, icons_root_path, fs.clone())
1490 .await
1491 .log_err();
1492 }
1493
1494 for snippets_path in &snippets_to_add {
1495 match fs
1496 .load(snippets_path)
1497 .await
1498 .with_context(|| format!("Loading snippets from {snippets_path:?}"))
1499 {
1500 Ok(snippets_contents) => {
1501 proxy
1502 .register_snippet(snippets_path, &snippets_contents)
1503 .log_err();
1504 }
1505 Err(e) => log::error!("Cannot load snippets: {e:#}"),
1506 }
1507 }
1508 }
1509 })
1510 .await;
1511
1512 let mut wasm_extensions: Vec<(
1513 Arc<ExtensionManifest>,
1514 WasmExtension,
1515 Vec<LlmProviderWithModels>,
1516 )> = Vec::new();
1517 for extension in extension_entries {
1518 if extension.manifest.lib.kind.is_none() {
1519 continue;
1520 };
1521
1522 let extension_path = root_dir.join(extension.manifest.id.as_ref());
1523 let wasm_extension = WasmExtension::load(
1524 &extension_path,
1525 &extension.manifest,
1526 wasm_host.clone(),
1527 cx,
1528 )
1529 .await
1530 .with_context(|| format!("Loading extension from {extension_path:?}"));
1531
1532 match wasm_extension {
1533 Ok(wasm_extension) => {
1534 // Query for LLM providers if the manifest declares any
1535 let mut llm_providers_with_models = Vec::new();
1536 if !extension.manifest.language_model_providers.is_empty() {
1537 let providers_result = wasm_extension
1538 .call(|ext, store| {
1539 async move { ext.call_llm_providers(store).await }.boxed()
1540 })
1541 .await;
1542
1543 if let Ok(Ok(providers)) = providers_result {
1544 for provider_info in providers {
1545 let models_result = wasm_extension
1546 .call({
1547 let provider_id = provider_info.id.clone();
1548 |ext, store| {
1549 async move {
1550 ext.call_llm_provider_models(store, &provider_id)
1551 .await
1552 }
1553 .boxed()
1554 }
1555 })
1556 .await;
1557
1558 let models: Vec<LlmModelInfo> = match models_result {
1559 Ok(Ok(Ok(models))) => models,
1560 Ok(Ok(Err(e))) => {
1561 log::error!(
1562 "Failed to get models for LLM provider {} in extension {}: {}",
1563 provider_info.id,
1564 extension.manifest.id,
1565 e
1566 );
1567 Vec::new()
1568 }
1569 Ok(Err(e)) => {
1570 log::error!(
1571 "Wasm error calling llm_provider_models for {} in extension {}: {:?}",
1572 provider_info.id,
1573 extension.manifest.id,
1574 e
1575 );
1576 Vec::new()
1577 }
1578 Err(e) => {
1579 log::error!(
1580 "Extension call failed for llm_provider_models {} in extension {}: {:?}",
1581 provider_info.id,
1582 extension.manifest.id,
1583 e
1584 );
1585 Vec::new()
1586 }
1587 };
1588
1589 // Query initial authentication state
1590 let is_authenticated = wasm_extension
1591 .call({
1592 let provider_id = provider_info.id.clone();
1593 |ext, store| {
1594 async move {
1595 ext.call_llm_provider_is_authenticated(
1596 store,
1597 &provider_id,
1598 )
1599 .await
1600 }
1601 .boxed()
1602 }
1603 })
1604 .await
1605 .unwrap_or(Ok(false))
1606 .unwrap_or(false);
1607
1608 // Resolve icon path if provided
1609 let icon_path = provider_info.icon.as_ref().map(|icon| {
1610 let icon_file_path = extension_path.join(icon);
1611 // Canonicalize to resolve symlinks (dev extensions are symlinked)
1612 let absolute_icon_path = icon_file_path
1613 .canonicalize()
1614 .unwrap_or(icon_file_path)
1615 .to_string_lossy()
1616 .to_string();
1617 SharedString::from(absolute_icon_path)
1618 });
1619
1620 let provider_id_arc: Arc<str> =
1621 provider_info.id.as_str().into();
1622 let auth_config = extension
1623 .manifest
1624 .language_model_providers
1625 .get(&provider_id_arc)
1626 .and_then(|entry| entry.auth.clone());
1627
1628 llm_providers_with_models.push(LlmProviderWithModels {
1629 provider_info,
1630 models,
1631 is_authenticated,
1632 icon_path,
1633 auth_config,
1634 });
1635 }
1636 } else {
1637 log::error!(
1638 "Failed to get LLM providers from extension {}: {:?}",
1639 extension.manifest.id,
1640 providers_result
1641 );
1642 }
1643 }
1644
1645 wasm_extensions.push((
1646 extension.manifest.clone(),
1647 wasm_extension,
1648 llm_providers_with_models,
1649 ))
1650 }
1651 Err(e) => {
1652 log::error!(
1653 "Failed to load extension: {}, {:#}",
1654 extension.manifest.id,
1655 e
1656 );
1657 this.update(cx, |_, cx| {
1658 cx.emit(Event::ExtensionFailedToLoad(extension.manifest.id.clone()))
1659 })
1660 .ok();
1661 }
1662 }
1663 }
1664
1665 this.update(cx, |this, cx| {
1666 this.reload_complete_senders.clear();
1667
1668 for (manifest, wasm_extension, llm_providers_with_models) in &wasm_extensions {
1669 let extension = Arc::new(wasm_extension.clone());
1670
1671 for (language_server_id, language_server_config) in &manifest.language_servers {
1672 for language in language_server_config.languages() {
1673 this.proxy.register_language_server(
1674 extension.clone(),
1675 language_server_id.clone(),
1676 language.clone(),
1677 );
1678 }
1679 }
1680
1681 for (slash_command_name, slash_command) in &manifest.slash_commands {
1682 this.proxy.register_slash_command(
1683 extension.clone(),
1684 extension::SlashCommand {
1685 name: slash_command_name.to_string(),
1686 description: slash_command.description.to_string(),
1687 // We don't currently expose this as a configurable option, as it currently drives
1688 // the `menu_text` on the `SlashCommand` trait, which is not used for slash commands
1689 // defined in extensions, as they are not able to be added to the menu.
1690 tooltip_text: String::new(),
1691 requires_argument: slash_command.requires_argument,
1692 },
1693 );
1694 }
1695
1696 for id in manifest.context_servers.keys() {
1697 this.proxy
1698 .register_context_server(extension.clone(), id.clone(), cx);
1699 }
1700
1701 for (debug_adapter, meta) in &manifest.debug_adapters {
1702 let mut path = root_dir.clone();
1703 path.push(Path::new(manifest.id.as_ref()));
1704 if let Some(schema_path) = &meta.schema_path {
1705 path.push(schema_path);
1706 } else {
1707 path.push("debug_adapter_schemas");
1708 path.push(Path::new(debug_adapter.as_ref()).with_extension("json"));
1709 }
1710
1711 this.proxy.register_debug_adapter(
1712 extension.clone(),
1713 debug_adapter.clone(),
1714 &path,
1715 );
1716 }
1717
1718 for debug_adapter in manifest.debug_locators.keys() {
1719 this.proxy
1720 .register_debug_locator(extension.clone(), debug_adapter.clone());
1721 }
1722
1723 // Register LLM providers
1724 for llm_provider in llm_providers_with_models {
1725 let provider_id: Arc<str> =
1726 format!("{}:{}", manifest.id, llm_provider.provider_info.id).into();
1727 let wasm_ext = extension.as_ref().clone();
1728 let pinfo = llm_provider.provider_info.clone();
1729 let mods = llm_provider.models.clone();
1730 let auth = llm_provider.is_authenticated;
1731 let icon = llm_provider.icon_path.clone();
1732 let auth_config = llm_provider.auth_config.clone();
1733
1734 this.proxy.register_language_model_provider(
1735 provider_id.clone(),
1736 Box::new(move |cx: &mut App| {
1737 let provider = Arc::new(ExtensionLanguageModelProvider::new(
1738 wasm_ext, pinfo, mods, auth, icon, auth_config, cx,
1739 ));
1740 language_model::LanguageModelRegistry::global(cx).update(
1741 cx,
1742 |registry, cx| {
1743 registry.register_provider(provider, cx);
1744 },
1745 );
1746 }),
1747 cx,
1748 );
1749 }
1750 }
1751
1752 let wasm_extensions_without_llm: Vec<_> = wasm_extensions
1753 .into_iter()
1754 .map(|(manifest, ext, _)| (manifest, ext))
1755 .collect();
1756 this.wasm_extensions.extend(wasm_extensions_without_llm);
1757 this.proxy.set_extensions_loaded();
1758 this.proxy.reload_current_theme(cx);
1759 this.proxy.reload_current_icon_theme(cx);
1760
1761 if let Some(events) = ExtensionEvents::try_global(cx) {
1762 events.update(cx, |this, cx| {
1763 this.emit(extension::Event::ExtensionsInstalledChanged, cx)
1764 });
1765 }
1766 })
1767 .ok();
1768 })
1769 }
1770
1771 fn rebuild_extension_index(&self, cx: &mut Context<Self>) -> Task<ExtensionIndex> {
1772 let fs = self.fs.clone();
1773 let work_dir = self.wasm_host.work_dir.clone();
1774 let extensions_dir = self.installed_dir.clone();
1775 let index_path = self.index_path.clone();
1776 let proxy = self.proxy.clone();
1777 cx.background_spawn(async move {
1778 let mut index = ExtensionIndex::default();
1779
1780 fs.create_dir(&work_dir).await.log_err();
1781 fs.create_dir(&extensions_dir).await.log_err();
1782
1783 let extension_paths = fs.read_dir(&extensions_dir).await;
1784 if let Ok(mut extension_paths) = extension_paths {
1785 while let Some(extension_dir) = extension_paths.next().await {
1786 let Ok(extension_dir) = extension_dir else {
1787 continue;
1788 };
1789
1790 if extension_dir
1791 .file_name()
1792 .is_some_and(|file_name| file_name == ".DS_Store")
1793 {
1794 continue;
1795 }
1796
1797 Self::add_extension_to_index(
1798 fs.clone(),
1799 extension_dir,
1800 &mut index,
1801 proxy.clone(),
1802 )
1803 .await
1804 .log_err();
1805 }
1806 }
1807
1808 if let Ok(index_json) = serde_json::to_string_pretty(&index) {
1809 fs.save(&index_path, &index_json.as_str().into(), Default::default())
1810 .await
1811 .context("failed to save extension index")
1812 .log_err();
1813 }
1814
1815 index
1816 })
1817 }
1818
1819 async fn add_extension_to_index(
1820 fs: Arc<dyn Fs>,
1821 extension_dir: PathBuf,
1822 index: &mut ExtensionIndex,
1823 proxy: Arc<ExtensionHostProxy>,
1824 ) -> Result<()> {
1825 let mut extension_manifest = ExtensionManifest::load(fs.clone(), &extension_dir).await?;
1826 let extension_id = extension_manifest.id.clone();
1827
1828 if SUPPRESSED_EXTENSIONS.contains(&extension_id.as_ref()) {
1829 return Ok(());
1830 }
1831
1832 // TODO: distinguish dev extensions more explicitly, by the absence
1833 // of a checksum file that we'll create when downloading normal extensions.
1834 let is_dev = fs
1835 .metadata(&extension_dir)
1836 .await?
1837 .context("directory does not exist")?
1838 .is_symlink;
1839
1840 if let Ok(mut language_paths) = fs.read_dir(&extension_dir.join("languages")).await {
1841 while let Some(language_path) = language_paths.next().await {
1842 let language_path = language_path?;
1843 let Ok(relative_path) = language_path.strip_prefix(&extension_dir) else {
1844 continue;
1845 };
1846 let Ok(Some(fs_metadata)) = fs.metadata(&language_path).await else {
1847 continue;
1848 };
1849 if !fs_metadata.is_dir {
1850 continue;
1851 }
1852 let config = fs.load(&language_path.join("config.toml")).await?;
1853 let config = ::toml::from_str::<LanguageConfig>(&config)?;
1854
1855 let relative_path = relative_path.to_path_buf();
1856 if !extension_manifest.languages.contains(&relative_path) {
1857 extension_manifest.languages.push(relative_path.clone());
1858 }
1859
1860 index.languages.insert(
1861 config.name.clone(),
1862 ExtensionIndexLanguageEntry {
1863 extension: extension_id.clone(),
1864 path: relative_path,
1865 matcher: config.matcher,
1866 hidden: config.hidden,
1867 grammar: config.grammar,
1868 },
1869 );
1870 }
1871 }
1872
1873 if let Ok(mut theme_paths) = fs.read_dir(&extension_dir.join("themes")).await {
1874 while let Some(theme_path) = theme_paths.next().await {
1875 let theme_path = theme_path?;
1876 let Ok(relative_path) = theme_path.strip_prefix(&extension_dir) else {
1877 continue;
1878 };
1879
1880 let Some(theme_families) = proxy
1881 .list_theme_names(theme_path.clone(), fs.clone())
1882 .await
1883 .log_err()
1884 else {
1885 continue;
1886 };
1887
1888 let relative_path = relative_path.to_path_buf();
1889 if !extension_manifest.themes.contains(&relative_path) {
1890 extension_manifest.themes.push(relative_path.clone());
1891 }
1892
1893 for theme_name in theme_families {
1894 index.themes.insert(
1895 theme_name.into(),
1896 ExtensionIndexThemeEntry {
1897 extension: extension_id.clone(),
1898 path: relative_path.clone(),
1899 },
1900 );
1901 }
1902 }
1903 }
1904
1905 if let Ok(mut icon_theme_paths) = fs.read_dir(&extension_dir.join("icon_themes")).await {
1906 while let Some(icon_theme_path) = icon_theme_paths.next().await {
1907 let icon_theme_path = icon_theme_path?;
1908 let Ok(relative_path) = icon_theme_path.strip_prefix(&extension_dir) else {
1909 continue;
1910 };
1911
1912 let Some(icon_theme_families) = proxy
1913 .list_icon_theme_names(icon_theme_path.clone(), fs.clone())
1914 .await
1915 .log_err()
1916 else {
1917 continue;
1918 };
1919
1920 let relative_path = relative_path.to_path_buf();
1921 if !extension_manifest.icon_themes.contains(&relative_path) {
1922 extension_manifest.icon_themes.push(relative_path.clone());
1923 }
1924
1925 for icon_theme_name in icon_theme_families {
1926 index.icon_themes.insert(
1927 icon_theme_name.into(),
1928 ExtensionIndexIconThemeEntry {
1929 extension: extension_id.clone(),
1930 path: relative_path.clone(),
1931 },
1932 );
1933 }
1934 }
1935 }
1936
1937 let extension_wasm_path = extension_dir.join("extension.wasm");
1938 if fs.is_file(&extension_wasm_path).await {
1939 extension_manifest
1940 .lib
1941 .kind
1942 .get_or_insert(ExtensionLibraryKind::Rust);
1943 }
1944
1945 index.extensions.insert(
1946 extension_id.clone(),
1947 ExtensionIndexEntry {
1948 dev: is_dev,
1949 manifest: Arc::new(extension_manifest),
1950 },
1951 );
1952
1953 Ok(())
1954 }
1955
1956 fn prepare_remote_extension(
1957 &mut self,
1958 extension_id: Arc<str>,
1959 is_dev: bool,
1960 tmp_dir: PathBuf,
1961 cx: &mut Context<Self>,
1962 ) -> Task<Result<()>> {
1963 let src_dir = self.extensions_dir().join(extension_id.as_ref());
1964 let Some(loaded_extension) = self.extension_index.extensions.get(&extension_id).cloned()
1965 else {
1966 return Task::ready(Err(anyhow!("extension no longer installed")));
1967 };
1968 let fs = self.fs.clone();
1969 cx.background_spawn(async move {
1970 const EXTENSION_TOML: &str = "extension.toml";
1971 const EXTENSION_WASM: &str = "extension.wasm";
1972 const CONFIG_TOML: &str = "config.toml";
1973
1974 if is_dev {
1975 let manifest_toml = toml::to_string(&loaded_extension.manifest)?;
1976 fs.save(
1977 &tmp_dir.join(EXTENSION_TOML),
1978 &Rope::from(manifest_toml),
1979 language::LineEnding::Unix,
1980 )
1981 .await?;
1982 } else {
1983 fs.copy_file(
1984 &src_dir.join(EXTENSION_TOML),
1985 &tmp_dir.join(EXTENSION_TOML),
1986 fs::CopyOptions::default(),
1987 )
1988 .await?
1989 }
1990
1991 if fs.is_file(&src_dir.join(EXTENSION_WASM)).await {
1992 fs.copy_file(
1993 &src_dir.join(EXTENSION_WASM),
1994 &tmp_dir.join(EXTENSION_WASM),
1995 fs::CopyOptions::default(),
1996 )
1997 .await?
1998 }
1999
2000 for language_path in loaded_extension.manifest.languages.iter() {
2001 if fs
2002 .is_file(&src_dir.join(language_path).join(CONFIG_TOML))
2003 .await
2004 {
2005 fs.create_dir(&tmp_dir.join(language_path)).await?;
2006 fs.copy_file(
2007 &src_dir.join(language_path).join(CONFIG_TOML),
2008 &tmp_dir.join(language_path).join(CONFIG_TOML),
2009 fs::CopyOptions::default(),
2010 )
2011 .await?
2012 }
2013 }
2014
2015 for (adapter_name, meta) in loaded_extension.manifest.debug_adapters.iter() {
2016 let schema_path = &extension::build_debug_adapter_schema_path(adapter_name, meta);
2017
2018 if fs.is_file(&src_dir.join(schema_path)).await {
2019 if let Some(parent) = schema_path.parent() {
2020 fs.create_dir(&tmp_dir.join(parent)).await?
2021 }
2022 fs.copy_file(
2023 &src_dir.join(schema_path),
2024 &tmp_dir.join(schema_path),
2025 fs::CopyOptions::default(),
2026 )
2027 .await?
2028 }
2029 }
2030
2031 Ok(())
2032 })
2033 }
2034
2035 async fn sync_extensions_to_remotes(
2036 this: &WeakEntity<Self>,
2037 client: WeakEntity<RemoteClient>,
2038 cx: &mut AsyncApp,
2039 ) -> Result<()> {
2040 let extensions = this.update(cx, |this, _cx| {
2041 this.extension_index
2042 .extensions
2043 .iter()
2044 .filter_map(|(id, entry)| {
2045 if !entry.manifest.allow_remote_load() {
2046 return None;
2047 }
2048 Some(proto::Extension {
2049 id: id.to_string(),
2050 version: entry.manifest.version.to_string(),
2051 dev: entry.dev,
2052 })
2053 })
2054 .collect()
2055 })?;
2056
2057 let response = client
2058 .update(cx, |client, _cx| {
2059 client
2060 .proto_client()
2061 .request(proto::SyncExtensions { extensions })
2062 })?
2063 .await?;
2064 let path_style = client.read_with(cx, |client, _| client.path_style())?;
2065
2066 for missing_extension in response.missing_extensions.into_iter() {
2067 let tmp_dir = tempfile::tempdir()?;
2068 this.update(cx, |this, cx| {
2069 this.prepare_remote_extension(
2070 missing_extension.id.clone().into(),
2071 missing_extension.dev,
2072 tmp_dir.path().to_owned(),
2073 cx,
2074 )
2075 })?
2076 .await?;
2077 let dest_dir = RemotePathBuf::new(
2078 path_style
2079 .join(&response.tmp_dir, &missing_extension.id)
2080 .with_context(|| {
2081 format!(
2082 "failed to construct destination path: {:?}, {:?}",
2083 response.tmp_dir, missing_extension.id,
2084 )
2085 })?,
2086 path_style,
2087 );
2088
2089 client
2090 .update(cx, |client, cx| {
2091 client.upload_directory(tmp_dir.path().to_owned(), dest_dir.clone(), cx)
2092 })?
2093 .await?;
2094
2095 let result = client
2096 .update(cx, |client, _cx| {
2097 client.proto_client().request(proto::InstallExtension {
2098 tmp_dir: dest_dir.to_proto(),
2099 extension: Some(missing_extension.clone()),
2100 })
2101 })?
2102 .await;
2103
2104 if let Err(e) = result {
2105 log::error!(
2106 "Failed to install extension {}: {}",
2107 missing_extension.id,
2108 e
2109 );
2110 }
2111 }
2112
2113 anyhow::Ok(())
2114 }
2115
2116 pub async fn update_remote_clients(this: &WeakEntity<Self>, cx: &mut AsyncApp) -> Result<()> {
2117 let clients = this.update(cx, |this, _cx| {
2118 this.remote_clients.retain(|v| v.upgrade().is_some());
2119 this.remote_clients.clone()
2120 })?;
2121
2122 for client in clients {
2123 Self::sync_extensions_to_remotes(this, client, cx)
2124 .await
2125 .log_err();
2126 }
2127
2128 anyhow::Ok(())
2129 }
2130
2131 pub fn register_remote_client(
2132 &mut self,
2133 client: Entity<RemoteClient>,
2134 _cx: &mut Context<Self>,
2135 ) {
2136 self.remote_clients.push(client.downgrade());
2137 self.ssh_registered_tx.unbounded_send(()).ok();
2138 }
2139}
2140
2141fn load_plugin_queries(root_path: &Path) -> LanguageQueries {
2142 let mut result = LanguageQueries::default();
2143 if let Some(entries) = std::fs::read_dir(root_path).log_err() {
2144 for entry in entries {
2145 let Some(entry) = entry.log_err() else {
2146 continue;
2147 };
2148 let path = entry.path();
2149 if let Some(remainder) = path.strip_prefix(root_path).ok().and_then(|p| p.to_str()) {
2150 if !remainder.ends_with(".scm") {
2151 continue;
2152 }
2153 for (name, query) in QUERY_FILENAME_PREFIXES {
2154 if remainder.starts_with(name) {
2155 if let Some(contents) = std::fs::read_to_string(&path).log_err() {
2156 match query(&mut result) {
2157 None => *query(&mut result) = Some(contents.into()),
2158 Some(r) => r.to_mut().push_str(contents.as_ref()),
2159 }
2160 }
2161 break;
2162 }
2163 }
2164 }
2165 }
2166 }
2167 result
2168}