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