alice.pds.demo.boltless.dev
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1use std::future::Future;
2use std::sync::Arc;
3
4use bobbin_resolver::{
5 NormalizeRepoRefs, decode_canon_or_upgrade, normalize_record_fields, scrub_record_bytes,
6 upgrade_wire_bytes,
7};
8
9use axum::{
10 Router,
11 body::Body,
12 extract::{FromRequestParts, Query, RawQuery, State, rejection::QueryRejection},
13 http::{
14 HeaderMap, HeaderName, StatusCode,
15 header::{
16 ACCEPT_RANGES, CACHE_CONTROL, CONTENT_DISPOSITION, CONTENT_ENCODING, CONTENT_LENGTH,
17 CONTENT_RANGE, CONTENT_TYPE, ETAG, IF_MODIFIED_SINCE, IF_NONE_MATCH, IF_RANGE,
18 LAST_MODIFIED, RANGE,
19 },
20 request::Parts,
21 },
22 response::{IntoResponse, Json, Response},
23 routing::get,
24};
25use bobbin_edge_index::{
26 Coverage, CoverageWatch, CursorParseError, EdgePage, EdgeStore, IssueStateKind, PageCursor,
27 PageLimit, PageToken, PullStatusKind, SortDir, StateIndex, StateKind,
28};
29use bobbin_knot_proxy::{KnotHost, KnotProxy, KnotProxyError, ProxyResponse, RepoSlug};
30use bobbin_record_lru::RecordStore;
31use bobbin_resolver::RepoIdResolver;
32use bobbin_search::{
33 SearchCursor, SearchError, SearchFilters, SearchHit, SearchOffset, SearchReader,
34};
35use bobbin_slingshot_client::{SlingshotClient, SlingshotError};
36use bobbin_types::ids::{EdgeKey, SubjectRef, nsid_static};
37use bobbin_types::record::RecordBody;
38use bobbin_types::search::SearchableRecord;
39use bobbin_types::sh_tangled::actor::profile::{Profile, ProfileGetRecordOutput, ProfileRecord};
40use bobbin_types::sh_tangled::feed::comment::{
41 Comment as FeedComment, CommentRecord as FeedCommentRecord,
42};
43use bobbin_types::sh_tangled::feed::reaction::{Reaction, ReactionRecord};
44use bobbin_types::sh_tangled::feed::star::{Star, StarRecord};
45use bobbin_types::sh_tangled::git::ref_update::{RefUpdate, RefUpdateRecord};
46use bobbin_types::sh_tangled::graph::follow::{Follow, FollowRecord};
47use bobbin_types::sh_tangled::graph::vouch::{Vouch, VouchRecord};
48use bobbin_types::sh_tangled::knot::member::{
49 Member as KnotMember, MemberRecord as KnotMemberRecord,
50};
51use bobbin_types::sh_tangled::knot::{Knot, KnotRecord};
52use bobbin_types::sh_tangled::label::definition::{
53 Definition as LabelDefinition, DefinitionRecord as LabelDefinitionRecord,
54};
55use bobbin_types::sh_tangled::label::op::{Op as LabelOp, OpRecord as LabelOpRecord};
56use bobbin_types::sh_tangled::pipeline::status::{
57 Status as PipelineStatus, StatusRecord as PipelineStatusRecord,
58};
59use bobbin_types::sh_tangled::pipeline::{Pipeline, PipelineRecord};
60use bobbin_types::sh_tangled::public_key::{PublicKey, PublicKeyRecord};
61use bobbin_types::sh_tangled::repo::artifact::{Artifact, ArtifactRecord};
62use bobbin_types::sh_tangled::repo::collaborator::{Collaborator, CollaboratorRecord};
63use bobbin_types::sh_tangled::repo::issue::state::{
64 State as IssueState, StateRecord as IssueStateRecord,
65};
66use bobbin_types::sh_tangled::repo::issue::{Issue, IssueGetRecordOutput, IssueRecord};
67use bobbin_types::sh_tangled::repo::pull::status::{
68 Status as PullStatus, StatusRecord as PullStatusRecord,
69};
70use bobbin_types::sh_tangled::repo::pull::{Pull, PullGetRecordOutput, PullRecord};
71use bobbin_types::sh_tangled::repo::{Repo, RepoGetRecordOutput, RepoRecord};
72use bobbin_types::sh_tangled::spindle::member::{
73 Member as SpindleMember, MemberRecord as SpindleMemberRecord,
74};
75use bobbin_types::sh_tangled::spindle::{Spindle, SpindleRecord};
76use bobbin_types::sh_tangled::string::{TangledString, TangledStringRecord};
77use futures::Stream;
78use futures::stream::{self, StreamExt, TryStreamExt};
79use jacquard_common::types::did::Did;
80use jacquard_common::types::ident::AtIdentifier;
81use jacquard_common::types::nsid::Nsid;
82use jacquard_common::types::recordkey::Rkey;
83use jacquard_common::types::string::{AtUri, Cid};
84use jacquard_common::xrpc::XrpcResp;
85use jacquard_common::{DefaultStr, IntoStatic};
86use serde::{Deserialize, Serialize};
87use std::convert::Infallible;
88use std::time::Duration;
89use thiserror::Error;
90use url::form_urlencoded;
91
92use tower_http::classify::ServerErrorsFailureClass;
93use tower_http::trace::{DefaultMakeSpan, OnFailure, OnResponse, TraceLayer};
94use tracing::{Level, Span};
95
96mod backpressure;
97mod filter;
98
99pub use backpressure::{
100 HeavyLimiter, HeavyPermit, MaxInFlight, PerRequestAnonBytes, PressureVerdict, ReservedFloor,
101};
102use filter::{IssueFilter, ListFilter, NoFilter, PullFilter};
103
104const DEFAULT_LIMIT: u32 = 50;
105const FETCH_CONCURRENCY: usize = 8;
106
107#[derive(Clone)]
108pub struct AppState {
109 pub records: Arc<dyn RecordStore>,
110 pub slingshot: SlingshotClient,
111 pub edges: Arc<EdgeStore>,
112 pub issue_states: Arc<StateIndex<IssueStateKind>>,
113 pub pull_statuses: Arc<StateIndex<PullStatusKind>>,
114 pub coverage: Arc<CoverageWatch>,
115 pub knots: Arc<KnotProxy>,
116 pub search: Arc<dyn SearchReader>,
117 pub resolver: Arc<RepoIdResolver>,
118 pub limiter: Option<Arc<HeavyLimiter>>,
119}
120
121impl AppState {
122 #[allow(clippy::too_many_arguments)]
123 pub fn new(
124 records: Arc<dyn RecordStore>,
125 slingshot: SlingshotClient,
126 edges: Arc<EdgeStore>,
127 issue_states: Arc<StateIndex<IssueStateKind>>,
128 pull_statuses: Arc<StateIndex<PullStatusKind>>,
129 coverage: Arc<CoverageWatch>,
130 knots: Arc<KnotProxy>,
131 search: Arc<dyn SearchReader>,
132 resolver: Arc<RepoIdResolver>,
133 ) -> Self {
134 Self {
135 records,
136 slingshot,
137 edges,
138 issue_states,
139 pull_statuses,
140 coverage,
141 knots,
142 search,
143 resolver,
144 limiter: None,
145 }
146 }
147
148 pub fn with_limiter(mut self, limiter: Option<Arc<HeavyLimiter>>) -> Self {
149 self.limiter = limiter;
150 self
151 }
152
153 fn heavy_permit(&self) -> Result<Option<HeavyPermit>, XrpcError> {
154 self.limiter.as_ref().map(|l| l.try_enter()).transpose()
155 }
156}
157
158pub fn router(state: AppState) -> Router {
159 Router::new()
160 .route("/xrpc/sh.tangled.repo.getRepo", get(get_repo))
161 .route("/xrpc/sh.tangled.repo.getRepos", get(get_repos))
162 .route(
163 "/xrpc/sh.tangled.repo.getRepoByRepoDid",
164 get(get_repo_by_repo_did),
165 )
166 .route("/xrpc/sh.tangled.actor.getProfile", get(get_profile))
167 .route("/xrpc/sh.tangled.actor.getProfiles", get(get_profiles))
168 .route("/xrpc/sh.tangled.repo.getIssue", get(get_issue))
169 .route("/xrpc/sh.tangled.repo.getIssues", get(get_issues))
170 .route("/xrpc/sh.tangled.repo.getPull", get(get_pull))
171 .route("/xrpc/sh.tangled.repo.getPulls", get(get_pulls))
172 .route("/xrpc/sh.tangled.feed.listStars", get(list_stars))
173 .route("/xrpc/sh.tangled.feed.countStars", get(count_stars))
174 .route("/xrpc/sh.tangled.graph.listFollows", get(list_follows))
175 .route("/xrpc/sh.tangled.graph.countFollows", get(count_follows))
176 .route("/xrpc/sh.tangled.repo.listIssues", get(list_issues))
177 .route("/xrpc/sh.tangled.repo.countIssues", get(count_issues))
178 .route("/xrpc/sh.tangled.repo.listPulls", get(list_pulls))
179 .route("/xrpc/sh.tangled.repo.countPulls", get(count_pulls))
180 .route(
181 "/xrpc/sh.tangled.feed.listComments",
182 get(list_feed_comments),
183 )
184 .route(
185 "/xrpc/sh.tangled.feed.countComments",
186 get(count_feed_comments),
187 )
188 .route("/xrpc/sh.tangled.feed.listReactions", get(list_reactions))
189 .route("/xrpc/sh.tangled.feed.countReactions", get(count_reactions))
190 .route("/xrpc/sh.tangled.git.listRefUpdates", get(list_ref_updates))
191 .route(
192 "/xrpc/sh.tangled.git.countRefUpdates",
193 get(count_ref_updates),
194 )
195 .route(
196 "/xrpc/sh.tangled.repo.listCollaborators",
197 get(list_collaborators),
198 )
199 .route(
200 "/xrpc/sh.tangled.repo.countCollaborators",
201 get(count_collaborators),
202 )
203 .route(
204 "/xrpc/sh.tangled.repo.issue.listStates",
205 get(list_issue_states),
206 )
207 .route(
208 "/xrpc/sh.tangled.repo.issue.countStates",
209 get(count_issue_states),
210 )
211 .route(
212 "/xrpc/sh.tangled.repo.pull.listStatuses",
213 get(list_pull_statuses),
214 )
215 .route(
216 "/xrpc/sh.tangled.repo.pull.countStatuses",
217 get(count_pull_statuses),
218 )
219 .route("/xrpc/sh.tangled.repo.listRepos", get(list_repos))
220 .route("/xrpc/sh.tangled.repo.countRepos", get(count_repos))
221 .route("/xrpc/sh.tangled.knot.listKnots", get(list_knots))
222 .route("/xrpc/sh.tangled.knot.countKnots", get(count_knots))
223 .route("/xrpc/sh.tangled.spindle.listSpindles", get(list_spindles))
224 .route(
225 "/xrpc/sh.tangled.spindle.countSpindles",
226 get(count_spindles),
227 )
228 .route("/xrpc/sh.tangled.publicKey.listKeys", get(list_public_keys))
229 .route(
230 "/xrpc/sh.tangled.publicKey.countKeys",
231 get(count_public_keys),
232 )
233 .route("/xrpc/sh.tangled.graph.listVouches", get(list_vouches))
234 .route("/xrpc/sh.tangled.graph.countVouches", get(count_vouches))
235 .route("/xrpc/sh.tangled.feed.listStarsBy", get(list_stars_by))
236 .route("/xrpc/sh.tangled.feed.countStarsBy", get(count_stars_by))
237 .route(
238 "/xrpc/sh.tangled.feed.listReactionsBy",
239 get(list_reactions_by),
240 )
241 .route(
242 "/xrpc/sh.tangled.feed.countReactionsBy",
243 get(count_reactions_by),
244 )
245 .route("/xrpc/sh.tangled.graph.listFollowsBy", get(list_follows_by))
246 .route(
247 "/xrpc/sh.tangled.graph.countFollowsBy",
248 get(count_follows_by),
249 )
250 .route("/xrpc/sh.tangled.graph.listVouchesBy", get(list_vouches_by))
251 .route(
252 "/xrpc/sh.tangled.graph.countVouchesBy",
253 get(count_vouches_by),
254 )
255 .route(
256 "/xrpc/sh.tangled.git.listRefUpdatesBy",
257 get(list_ref_updates_by),
258 )
259 .route(
260 "/xrpc/sh.tangled.git.countRefUpdatesBy",
261 get(count_ref_updates_by),
262 )
263 .route(
264 "/xrpc/sh.tangled.knot.listMembersBy",
265 get(list_knot_members_by),
266 )
267 .route(
268 "/xrpc/sh.tangled.knot.countMembersBy",
269 get(count_knot_members_by),
270 )
271 .route("/xrpc/sh.tangled.label.listOpsBy", get(list_label_ops_by))
272 .route("/xrpc/sh.tangled.label.countOpsBy", get(count_label_ops_by))
273 .route(
274 "/xrpc/sh.tangled.pipeline.listPipelinesBy",
275 get(list_pipelines_by),
276 )
277 .route(
278 "/xrpc/sh.tangled.pipeline.countPipelinesBy",
279 get(count_pipelines_by),
280 )
281 .route(
282 "/xrpc/sh.tangled.pipeline.listStatusesBy",
283 get(list_pipeline_statuses_by),
284 )
285 .route(
286 "/xrpc/sh.tangled.pipeline.countStatusesBy",
287 get(count_pipeline_statuses_by),
288 )
289 .route(
290 "/xrpc/sh.tangled.repo.listArtifactsBy",
291 get(list_artifacts_by),
292 )
293 .route(
294 "/xrpc/sh.tangled.repo.countArtifactsBy",
295 get(count_artifacts_by),
296 )
297 .route(
298 "/xrpc/sh.tangled.repo.listCollaboratorsBy",
299 get(list_collaborators_by),
300 )
301 .route(
302 "/xrpc/sh.tangled.repo.countCollaboratorsBy",
303 get(count_collaborators_by),
304 )
305 .route("/xrpc/sh.tangled.repo.listIssuesBy", get(list_issues_by))
306 .route("/xrpc/sh.tangled.repo.countIssuesBy", get(count_issues_by))
307 .route(
308 "/xrpc/sh.tangled.feed.listCommentsBy",
309 get(list_feed_comments_by),
310 )
311 .route(
312 "/xrpc/sh.tangled.feed.countCommentsBy",
313 get(count_feed_comments_by),
314 )
315 .route(
316 "/xrpc/sh.tangled.repo.issue.listStatesBy",
317 get(list_issue_states_by),
318 )
319 .route(
320 "/xrpc/sh.tangled.repo.issue.countStatesBy",
321 get(count_issue_states_by),
322 )
323 .route("/xrpc/sh.tangled.repo.listPullsBy", get(list_pulls_by))
324 .route("/xrpc/sh.tangled.repo.countPullsBy", get(count_pulls_by))
325 .route(
326 "/xrpc/sh.tangled.repo.pull.listStatusesBy",
327 get(list_pull_statuses_by),
328 )
329 .route(
330 "/xrpc/sh.tangled.repo.pull.countStatusesBy",
331 get(count_pull_statuses_by),
332 )
333 .route(
334 "/xrpc/sh.tangled.spindle.listMembersBy",
335 get(list_spindle_members_by),
336 )
337 .route(
338 "/xrpc/sh.tangled.spindle.countMembersBy",
339 get(count_spindle_members_by),
340 )
341 .route(
342 "/xrpc/sh.tangled.label.listDefinitions",
343 get(list_label_definitions),
344 )
345 .route(
346 "/xrpc/sh.tangled.label.countDefinitions",
347 get(count_label_definitions),
348 )
349 .route("/xrpc/sh.tangled.label.listOps", get(list_label_ops))
350 .route("/xrpc/sh.tangled.label.countOps", get(count_label_ops))
351 .route(
352 "/xrpc/sh.tangled.pipeline.listPipelines",
353 get(list_pipelines),
354 )
355 .route(
356 "/xrpc/sh.tangled.pipeline.countPipelines",
357 get(count_pipelines),
358 )
359 .route(
360 "/xrpc/sh.tangled.pipeline.listStatuses",
361 get(list_pipeline_statuses),
362 )
363 .route(
364 "/xrpc/sh.tangled.pipeline.countStatuses",
365 get(count_pipeline_statuses),
366 )
367 .route("/xrpc/sh.tangled.repo.listArtifacts", get(list_artifacts))
368 .route("/xrpc/sh.tangled.repo.countArtifacts", get(count_artifacts))
369 .route("/xrpc/sh.tangled.knot.listMembers", get(list_knot_members))
370 .route(
371 "/xrpc/sh.tangled.knot.countMembers",
372 get(count_knot_members),
373 )
374 .route(
375 "/xrpc/sh.tangled.spindle.listMembers",
376 get(list_spindle_members),
377 )
378 .route(
379 "/xrpc/sh.tangled.spindle.countMembers",
380 get(count_spindle_members),
381 )
382 .route("/xrpc/sh.tangled.string.listStrings", get(list_strings))
383 .route("/xrpc/sh.tangled.string.countStrings", get(count_strings))
384 .route("/xrpc/sh.tangled.search.query", get(search_query))
385 .route("/xrpc/sh.tangled.bobbin.getCoverage", get(get_coverage))
386 .route(
387 "/xrpc/com.bad-example.identity.resolveMiniDoc",
388 get(resolve_mini_doc),
389 )
390 .merge(knot_proxied_routes())
391 .layer(
392 TraceLayer::new_for_http()
393 .make_span_with(DefaultMakeSpan::new().level(Level::INFO))
394 .on_request(())
395 .on_response(LatencyFreeTrace)
396 .on_failure(LatencyFreeTrace),
397 )
398 .with_state(state)
399}
400
401#[derive(Clone, Copy, Debug)]
402struct LatencyFreeTrace;
403
404impl<B> OnResponse<B> for LatencyFreeTrace {
405 fn on_response(self, response: &Response<B>, _latency: Duration, _span: &Span) {
406 tracing::event!(
407 target: "tower_http::trace::on_response",
408 Level::INFO,
409 status = response.status().as_u16(),
410 "request completed",
411 );
412 }
413}
414
415impl OnFailure<ServerErrorsFailureClass> for LatencyFreeTrace {
416 fn on_failure(&mut self, error: ServerErrorsFailureClass, _latency: Duration, _span: &Span) {
417 tracing::event!(
418 target: "tower_http::trace::on_failure",
419 Level::WARN,
420 error = %error,
421 "request failed",
422 );
423 }
424}
425
426const REPO_PROXIED_NSIDS: &[&str] = &[
427 "sh.tangled.repo.archive",
428 "sh.tangled.repo.blob",
429 "sh.tangled.repo.branch",
430 "sh.tangled.repo.branches",
431 "sh.tangled.repo.compare",
432 "sh.tangled.repo.describeRepo",
433 "sh.tangled.repo.diff",
434 "sh.tangled.repo.getDefaultBranch",
435 "sh.tangled.repo.languages",
436 "sh.tangled.repo.listSecrets",
437 "sh.tangled.repo.log",
438 "sh.tangled.repo.tag",
439 "sh.tangled.repo.tags",
440 "sh.tangled.repo.tree",
441];
442
443const KNOT_PROXIED_NSIDS: &[&str] = &[
444 "sh.tangled.owner",
445 "sh.tangled.knot.version",
446 "sh.tangled.knot.listKeys",
447];
448
449const PASSTHROUGH_HEADERS: &[&HeaderName] = &[
450 &CONTENT_TYPE,
451 &CONTENT_LENGTH,
452 &CONTENT_ENCODING,
453 &ETAG,
454 &CACHE_CONTROL,
455 &LAST_MODIFIED,
456 &CONTENT_DISPOSITION,
457 &ACCEPT_RANGES,
458 &CONTENT_RANGE,
459];
460
461const FORWARDED_REQUEST_HEADERS: &[&HeaderName] =
462 &[&RANGE, &IF_RANGE, &IF_NONE_MATCH, &IF_MODIFIED_SINCE];
463
464const KNOT_HOST_PARAM: &str = "knot";
465const REPO_PARAM: &str = "repo";
466
467type ProxyParams = Vec<(String, String)>;
468
469fn knot_proxied_routes() -> Router<AppState> {
470 let with_repo = register_proxied(Router::new(), REPO_PROXIED_NSIDS, proxy_repo_handler);
471 register_proxied(with_repo, KNOT_PROXIED_NSIDS, proxy_knot_handler)
472}
473
474fn register_proxied<H, Fut>(
475 router: Router<AppState>,
476 nsids: &[&'static str],
477 handler: H,
478) -> Router<AppState>
479where
480 H: Fn(AppState, HeaderMap, ProxyParams, Nsid<DefaultStr>) -> Fut
481 + Clone
482 + Send
483 + Sync
484 + 'static,
485 Fut: Future<Output = Result<Response, XrpcError>> + Send + 'static,
486{
487 nsids.iter().fold(router, |router, &nsid_lit| {
488 let handler = handler.clone();
489 let nsid = nsid_static(nsid_lit);
490 router.route(
491 &format!("/xrpc/{nsid_lit}"),
492 get(
493 move |State(state): State<AppState>,
494 headers: HeaderMap,
495 Query(params): Query<ProxyParams>| {
496 handler(state, headers, params, nsid.clone())
497 },
498 ),
499 )
500 })
501}
502
503#[derive(Clone, Debug)]
504pub enum SubjectQuery {
505 Did(Did<DefaultStr>),
506 Uri(AtUri<DefaultStr>),
507}
508
509impl<'de> Deserialize<'de> for SubjectQuery {
510 fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
511 where
512 D: serde::Deserializer<'de>,
513 {
514 let raw = String::deserialize(deserializer)?;
515 if let Ok(did) = Did::<DefaultStr>::new_owned(&raw) {
516 return Ok(Self::Did(did));
517 }
518 AtUri::<DefaultStr>::new_owned(&raw)
519 .map(Self::Uri)
520 .map_err(serde::de::Error::custom)
521 }
522}
523
524#[derive(Clone, Debug, Eq, PartialEq)]
525pub struct ExpectedNsid {
526 canon: Nsid<DefaultStr>,
527 aliases: &'static [&'static str],
528}
529
530const FEED_COMMENT_LEGACY_ALIASES: &[&str] = &[
531 "sh.tangled.repo.issue.comment",
532 "sh.tangled.repo.pull.comment",
533];
534
535fn aliases_for(nsid: &str) -> &'static [&'static str] {
536 match nsid {
537 "sh.tangled.feed.comment" => FEED_COMMENT_LEGACY_ALIASES,
538 _ => &[],
539 }
540}
541
542impl ExpectedNsid {
543 pub fn new(nsid: Nsid<DefaultStr>) -> Self {
544 let aliases = aliases_for(nsid.as_ref());
545 Self {
546 canon: nsid,
547 aliases,
548 }
549 }
550
551 pub fn from_static(s: &'static str) -> Self {
552 let canon = nsid_static(s);
553 let aliases = aliases_for(s);
554 Self { canon, aliases }
555 }
556
557 pub fn as_nsid(&self) -> &Nsid<DefaultStr> {
558 &self.canon
559 }
560
561 pub fn as_str(&self) -> &str {
562 self.canon.as_ref()
563 }
564
565 fn accepts(&self, other: &str) -> bool {
566 other == self.canon.as_ref() || self.aliases.contains(&other)
567 }
568}
569
570#[derive(Debug, Deserialize)]
571struct GetRepoQuery {
572 repo: AtUri<DefaultStr>,
573}
574
575#[derive(Debug, Deserialize)]
576struct GetRepoByRepoDidQuery {
577 #[serde(rename = "repoDid")]
578 repo_did: Did<DefaultStr>,
579}
580
581#[derive(Debug, Deserialize)]
582struct GetProfileQuery {
583 actor: AtUri<DefaultStr>,
584}
585
586#[derive(Debug, Deserialize)]
587struct GetIssueQuery {
588 issue: AtUri<DefaultStr>,
589}
590
591#[derive(Debug, Deserialize)]
592struct GetPullQuery {
593 pull: AtUri<DefaultStr>,
594}
595
596#[derive(Clone, Copy, Debug, Default, Deserialize, Eq, PartialEq)]
597#[serde(rename_all = "lowercase")]
598enum Order {
599 Asc,
600 #[default]
601 Desc,
602}
603
604impl From<Order> for SortDir {
605 fn from(o: Order) -> Self {
606 match o {
607 Order::Asc => SortDir::Asc,
608 Order::Desc => SortDir::Desc,
609 }
610 }
611}
612
613#[derive(Debug, Deserialize)]
614struct TypedListQuery<F> {
615 subject: SubjectQuery,
616 cursor: Option<String>,
617 limit: Option<u32>,
618 #[serde(default)]
619 order: Order,
620 #[serde(flatten)]
621 filter: F,
622}
623
624impl<F> TypedListQuery<F> {
625 fn dir(&self) -> SortDir {
626 self.order.into()
627 }
628}
629
630#[derive(Debug, Deserialize)]
631struct CountQuery {
632 subject: SubjectQuery,
633}
634
635#[derive(Debug, Deserialize)]
636struct SearchQueryParams {
637 q: String,
638 nsid: Option<Nsid<DefaultStr>>,
639 author: Option<Did<DefaultStr>>,
640 repo: Option<Did<DefaultStr>>,
641 since: Option<String>,
642 until: Option<String>,
643 cursor: Option<String>,
644 limit: Option<u32>,
645}
646
647pub struct XrpcQuery<T>(pub T);
648
649impl<S, T> FromRequestParts<S> for XrpcQuery<T>
650where
651 S: Send + Sync,
652 T: serde::de::DeserializeOwned + Send + 'static,
653{
654 type Rejection = XrpcError;
655
656 async fn from_request_parts(parts: &mut Parts, state: &S) -> Result<Self, Self::Rejection> {
657 Query::<T>::from_request_parts(parts, state)
658 .await
659 .map(|Query(t)| Self(t))
660 .map_err(|rej: QueryRejection| XrpcError::InvalidParams(rej.body_text()))
661 }
662}
663
664#[derive(Debug, Error)]
665pub enum XrpcError {
666 #[error("invalid request: {0}")]
667 InvalidParams(String),
668 #[error("record not found")]
669 NotFound,
670 #[error("upstream unavailable: {0}")]
671 UpstreamUnavailable(String),
672 #[error("upstream gone: {0}")]
673 UpstreamGone(String),
674 #[error("invalid record: {0}")]
675 InvalidRecord(String),
676 #[error("internal: {0}")]
677 Internal(String),
678 #[error("overloaded, shedding under memory pressure")]
679 Overloaded,
680}
681
682impl XrpcError {
683 pub fn overloaded() -> Self {
684 Self::Overloaded
685 }
686}
687
688#[derive(Serialize)]
689struct ErrorBody {
690 error: &'static str,
691 message: String,
692}
693
694impl IntoResponse for XrpcError {
695 fn into_response(self) -> Response {
696 let (status, error) = match &self {
697 Self::InvalidParams(_) => (StatusCode::BAD_REQUEST, "InvalidRequest"),
698 Self::NotFound => (StatusCode::NOT_FOUND, "RecordNotFound"),
699 Self::UpstreamUnavailable(_) => (StatusCode::BAD_GATEWAY, "UpstreamFailed"),
700 Self::UpstreamGone(_) => (StatusCode::BAD_GATEWAY, "UpstreamGone"),
701 Self::InvalidRecord(_) => (StatusCode::BAD_GATEWAY, "InvalidRecord"),
702 Self::Internal(_) => (StatusCode::INTERNAL_SERVER_ERROR, "InternalError"),
703 Self::Overloaded => (StatusCode::SERVICE_UNAVAILABLE, "Overloaded"),
704 };
705 let body = ErrorBody {
706 error,
707 message: self.to_string(),
708 };
709 (status, Json(body)).into_response()
710 }
711}
712
713#[derive(Serialize)]
714#[serde(rename_all = "camelCase")]
715struct CoverageEnvelope {
716 ready: bool,
717 events_processed: u64,
718 last_cursor: u64,
719}
720
721impl From<Coverage> for CoverageEnvelope {
722 fn from(c: Coverage) -> Self {
723 Self {
724 ready: c.is_ready(),
725 events_processed: c.events_processed(),
726 last_cursor: c.last_cursor().raw(),
727 }
728 }
729}
730
731#[derive(Serialize)]
732#[serde(rename_all = "camelCase")]
733struct RecordView<V> {
734 uri: AtUri<DefaultStr>,
735 cid: Option<Cid<DefaultStr>>,
736 value: V,
737}
738
739#[derive(Serialize)]
740#[serde(rename_all = "camelCase")]
741struct StatefulItem<V> {
742 #[serde(flatten)]
743 view: RecordView<V>,
744 state: &'static str,
745 #[serde(skip_serializing_if = "Option::is_none")]
746 state_updated_at: Option<String>,
747 comment_count: u64,
748}
749
750fn format_micros(micros: u64) -> String {
751 let signed = i64::try_from(micros).ok();
752 let rfc = signed
753 .and_then(chrono::DateTime::<chrono::Utc>::from_timestamp_micros)
754 .map(|dt| dt.to_rfc3339_opts(chrono::SecondsFormat::Micros, true));
755 rfc.unwrap_or_else(|| micros.to_string())
756}
757
758pub(crate) fn source_authority_did(source: &AtUri<DefaultStr>) -> Option<Did<DefaultStr>> {
759 match source.authority() {
760 AtIdentifier::Did(d) => Some(d.clone().into_static()),
761 AtIdentifier::Handle(_) => None,
762 }
763}
764
765fn enrich_issue_view(
766 state: &AppState,
767 view: RecordView<Issue<DefaultStr>>,
768) -> StatefulItem<Issue<DefaultStr>> {
769 let issue_author = source_authority_did(&view.uri);
770 let repo_did = view.value.repo.clone();
771 enrich_view(
772 &state.edges,
773 nsid_static("sh.tangled.feed.comment"),
774 &state.issue_states,
775 view,
776 move |src| accept_state_source(src, issue_author.as_ref(), &repo_did),
777 )
778}
779
780fn enrich_pull_view(
781 state: &AppState,
782 view: RecordView<Pull<DefaultStr>>,
783) -> StatefulItem<Pull<DefaultStr>> {
784 let pull_author = source_authority_did(&view.uri);
785 let target_repo = view.value.target.repo.clone();
786 enrich_view(
787 &state.edges,
788 nsid_static("sh.tangled.feed.comment"),
789 &state.pull_statuses,
790 view,
791 move |src| accept_state_source(src, pull_author.as_ref(), &target_repo),
792 )
793}
794
795pub(crate) fn accept_state_source(
796 source: &AtUri<DefaultStr>,
797 entity_author: Option<&Did<DefaultStr>>,
798 repo_owner: &Did<DefaultStr>,
799) -> bool {
800 let Some(src) = source_authority_did(source) else {
801 return false;
802 };
803 Some(&src) == entity_author || &src == repo_owner
804}
805
806fn enrich_view<V, K, F>(
807 edges: &EdgeStore,
808 comment_nsid: Nsid<DefaultStr>,
809 states: &StateIndex<K>,
810 view: RecordView<V>,
811 accept: F,
812) -> StatefulItem<V>
813where
814 K: StateKind + Default,
815 F: Fn(&AtUri<DefaultStr>) -> bool,
816{
817 let comment_count = edges.count(&EdgeKey::new(
818 comment_nsid,
819 SubjectRef::Uri(view.uri.clone()),
820 ));
821 let (state, state_updated_at) = states
822 .latest_by(&view.uri, accept)
823 .map_or((K::default().wire(), None), |(kind, micros)| {
824 (kind.wire(), Some(format_micros(micros)))
825 });
826 StatefulItem {
827 view,
828 state,
829 state_updated_at,
830 comment_count,
831 }
832}
833
834#[derive(Serialize)]
835#[serde(rename_all = "camelCase")]
836struct CountResponse {
837 count: u64,
838 distinct_authors: u64,
839}
840
841#[derive(Serialize)]
842#[serde(rename_all = "camelCase")]
843struct SearchHitView {
844 uri: AtUri<DefaultStr>,
845 cid: Option<Cid<DefaultStr>>,
846 nsid: Nsid<DefaultStr>,
847 score: f32,
848 value: SearchableRecord,
849}
850
851fn map_slingshot(err: SlingshotError) -> XrpcError {
852 use SlingshotError as E;
853 match err {
854 E::NotFound => XrpcError::NotFound,
855 e @ (E::Decode(_)
856 | E::MissingField(_)
857 | E::InvalidAtUri(_)
858 | E::InvalidCid(_)
859 | E::UriMismatch { .. }) => XrpcError::InvalidRecord(e.to_string()),
860 e @ (E::Network(_)
861 | E::Build(_)
862 | E::Upstream(_)
863 | E::BodyTooLarge { .. }
864 | E::BadScheme(_)) => XrpcError::UpstreamUnavailable(e.to_string()),
865 }
866}
867
868fn parse_uri(raw: &str) -> Result<AtUri<DefaultStr>, XrpcError> {
869 AtUri::<DefaultStr>::new_owned(raw).map_err(|e| XrpcError::InvalidParams(format!("uri: {e}")))
870}
871
872#[derive(Clone, Copy, Debug, Eq, PartialEq)]
873pub enum SubjectShape {
874 BareDid,
875 Collection(&'static str),
876 BareDidOrOneOfCollections(&'static [&'static str]),
877 OneOfCollections(&'static [&'static str]),
878 AnyAtUri,
879}
880
881pub trait HasSubject {
882 const SHAPE: SubjectShape;
883}
884
885pub trait MirrorOf {
886 type Record: XrpcResp;
887 const EDGE_KIND: &'static str;
888 const SHAPE: SubjectShape;
889}
890
891pub struct StarBy;
892pub struct ReactionBy;
893pub struct FollowBy;
894pub struct VouchBy;
895pub struct RefUpdateBy;
896pub struct KnotMemberBy;
897pub struct LabelOpBy;
898pub struct PipelineBy;
899pub struct PipelineStatusBy;
900pub struct ArtifactBy;
901pub struct CollaboratorBy;
902pub struct FeedCommentBy;
903pub struct IssueBy;
904pub struct IssueStateBy;
905pub struct PullBy;
906pub struct PullStatusBy;
907pub struct SpindleMemberBy;
908
909impl MirrorOf for StarBy {
910 type Record = StarRecord;
911 const EDGE_KIND: &'static str = "sh.tangled.feed.star.by";
912 const SHAPE: SubjectShape = SubjectShape::BareDid;
913}
914impl MirrorOf for ReactionBy {
915 type Record = ReactionRecord;
916 const EDGE_KIND: &'static str = "sh.tangled.feed.reaction.by";
917 const SHAPE: SubjectShape = SubjectShape::BareDid;
918}
919impl MirrorOf for FollowBy {
920 type Record = FollowRecord;
921 const EDGE_KIND: &'static str = "sh.tangled.graph.follow.by";
922 const SHAPE: SubjectShape = SubjectShape::BareDid;
923}
924impl MirrorOf for VouchBy {
925 type Record = VouchRecord;
926 const EDGE_KIND: &'static str = "sh.tangled.graph.vouch.by";
927 const SHAPE: SubjectShape = SubjectShape::BareDid;
928}
929impl MirrorOf for RefUpdateBy {
930 type Record = RefUpdateRecord;
931 const EDGE_KIND: &'static str = "sh.tangled.git.refUpdate.by";
932 const SHAPE: SubjectShape = SubjectShape::BareDid;
933}
934impl MirrorOf for KnotMemberBy {
935 type Record = KnotMemberRecord;
936 const EDGE_KIND: &'static str = "sh.tangled.knot.member.by";
937 const SHAPE: SubjectShape = SubjectShape::BareDid;
938}
939impl MirrorOf for LabelOpBy {
940 type Record = LabelOpRecord;
941 const EDGE_KIND: &'static str = "sh.tangled.label.op.by";
942 const SHAPE: SubjectShape = SubjectShape::BareDid;
943}
944impl MirrorOf for PipelineBy {
945 type Record = PipelineRecord;
946 const EDGE_KIND: &'static str = "sh.tangled.pipeline.by";
947 const SHAPE: SubjectShape = SubjectShape::BareDid;
948}
949impl MirrorOf for PipelineStatusBy {
950 type Record = PipelineStatusRecord;
951 const EDGE_KIND: &'static str = "sh.tangled.pipeline.status.by";
952 const SHAPE: SubjectShape = SubjectShape::BareDid;
953}
954impl MirrorOf for ArtifactBy {
955 type Record = ArtifactRecord;
956 const EDGE_KIND: &'static str = "sh.tangled.repo.artifact.by";
957 const SHAPE: SubjectShape = SubjectShape::BareDid;
958}
959impl MirrorOf for CollaboratorBy {
960 type Record = CollaboratorRecord;
961 const EDGE_KIND: &'static str = "sh.tangled.repo.collaborator.by";
962 const SHAPE: SubjectShape = SubjectShape::BareDid;
963}
964impl MirrorOf for FeedCommentBy {
965 type Record = FeedCommentRecord;
966 const EDGE_KIND: &'static str = "sh.tangled.feed.comment.by";
967 const SHAPE: SubjectShape = SubjectShape::BareDid;
968}
969impl MirrorOf for IssueBy {
970 type Record = IssueRecord;
971 const EDGE_KIND: &'static str = "sh.tangled.repo.issue.by";
972 const SHAPE: SubjectShape = SubjectShape::BareDid;
973}
974impl MirrorOf for IssueStateBy {
975 type Record = IssueStateRecord;
976 const EDGE_KIND: &'static str = "sh.tangled.repo.issue.state.by";
977 const SHAPE: SubjectShape = SubjectShape::BareDid;
978}
979impl MirrorOf for PullBy {
980 type Record = PullRecord;
981 const EDGE_KIND: &'static str = "sh.tangled.repo.pull.by";
982 const SHAPE: SubjectShape = SubjectShape::BareDid;
983}
984impl MirrorOf for PullStatusBy {
985 type Record = PullStatusRecord;
986 const EDGE_KIND: &'static str = "sh.tangled.repo.pull.status.by";
987 const SHAPE: SubjectShape = SubjectShape::BareDid;
988}
989impl MirrorOf for SpindleMemberBy {
990 type Record = SpindleMemberRecord;
991 const EDGE_KIND: &'static str = "sh.tangled.spindle.member.by";
992 const SHAPE: SubjectShape = SubjectShape::BareDid;
993}
994
995impl HasSubject for StarRecord {
996 const SHAPE: SubjectShape = SubjectShape::BareDidOrOneOfCollections(&["sh.tangled.string"]);
997}
998impl HasSubject for FollowRecord {
999 const SHAPE: SubjectShape = SubjectShape::BareDid;
1000}
1001impl HasSubject for IssueRecord {
1002 const SHAPE: SubjectShape = SubjectShape::BareDid;
1003}
1004impl HasSubject for PullRecord {
1005 const SHAPE: SubjectShape = SubjectShape::BareDid;
1006}
1007impl HasSubject for FeedCommentRecord {
1008 const SHAPE: SubjectShape =
1009 SubjectShape::OneOfCollections(&["sh.tangled.repo.issue", "sh.tangled.repo.pull", "sh.tangled.string"]);
1010}
1011impl HasSubject for LabelDefinitionRecord {
1012 const SHAPE: SubjectShape = SubjectShape::BareDid;
1013}
1014impl HasSubject for LabelOpRecord {
1015 const SHAPE: SubjectShape =
1016 SubjectShape::OneOfCollections(&["sh.tangled.repo.issue", "sh.tangled.repo.pull"]);
1017}
1018impl HasSubject for PipelineRecord {
1019 const SHAPE: SubjectShape = SubjectShape::BareDid;
1020}
1021impl HasSubject for PipelineStatusRecord {
1022 const SHAPE: SubjectShape = SubjectShape::Collection("sh.tangled.pipeline");
1023}
1024impl HasSubject for ArtifactRecord {
1025 const SHAPE: SubjectShape = SubjectShape::BareDid;
1026}
1027impl HasSubject for KnotMemberRecord {
1028 const SHAPE: SubjectShape = SubjectShape::BareDid;
1029}
1030impl HasSubject for SpindleMemberRecord {
1031 const SHAPE: SubjectShape = SubjectShape::BareDid;
1032}
1033impl HasSubject for TangledStringRecord {
1034 const SHAPE: SubjectShape = SubjectShape::BareDid;
1035}
1036impl HasSubject for ReactionRecord {
1037 const SHAPE: SubjectShape = SubjectShape::AnyAtUri;
1038}
1039impl HasSubject for RefUpdateRecord {
1040 const SHAPE: SubjectShape = SubjectShape::BareDid;
1041}
1042impl HasSubject for CollaboratorRecord {
1043 const SHAPE: SubjectShape = SubjectShape::BareDid;
1044}
1045impl HasSubject for IssueStateRecord {
1046 const SHAPE: SubjectShape = SubjectShape::Collection("sh.tangled.repo.issue");
1047}
1048impl HasSubject for PullStatusRecord {
1049 const SHAPE: SubjectShape = SubjectShape::Collection("sh.tangled.repo.pull");
1050}
1051impl HasSubject for KnotRecord {
1052 const SHAPE: SubjectShape = SubjectShape::BareDid;
1053}
1054impl HasSubject for SpindleRecord {
1055 const SHAPE: SubjectShape = SubjectShape::BareDid;
1056}
1057impl HasSubject for PublicKeyRecord {
1058 const SHAPE: SubjectShape = SubjectShape::BareDid;
1059}
1060impl HasSubject for RepoRecord {
1061 const SHAPE: SubjectShape = SubjectShape::BareDid;
1062}
1063impl HasSubject for VouchRecord {
1064 const SHAPE: SubjectShape = SubjectShape::BareDid;
1065}
1066
1067fn parse_subject(raw: &SubjectQuery, shape: SubjectShape) -> Result<SubjectRef, XrpcError> {
1068 let uri = match raw {
1069 SubjectQuery::Did(did) => {
1070 return match shape {
1071 SubjectShape::BareDid | SubjectShape::BareDidOrOneOfCollections(_) => {
1072 Ok(SubjectRef::Did(did.clone()))
1073 }
1074 SubjectShape::Collection(expected) => Err(XrpcError::InvalidParams(format!(
1075 "subject must be at://<did>/{expected}/<rkey>, got bare did"
1076 ))),
1077 SubjectShape::OneOfCollections(allowed) => Err(XrpcError::InvalidParams(format!(
1078 "subject must be at://<did>/<nsid>/<rkey> with nsid in [{}], got bare did",
1079 allowed.join(", "),
1080 ))),
1081 SubjectShape::AnyAtUri => Err(XrpcError::InvalidParams(
1082 "subject must be at-uri form, got bare did".into(),
1083 )),
1084 };
1085 }
1086 SubjectQuery::Uri(uri) => uri,
1087 };
1088 if matches!(uri.authority(), AtIdentifier::Handle(_)) {
1089 return Err(XrpcError::InvalidParams(
1090 "subject authority must be a did, not a handle".into(),
1091 ));
1092 }
1093 let Some(collection) = uri.collection() else {
1094 return Err(XrpcError::InvalidParams(
1095 "subject must be a bare did or full at://<did>/<nsid>/<rkey>".into(),
1096 ));
1097 };
1098 let c = collection.as_ref();
1099 match shape {
1100 SubjectShape::BareDid => Err(XrpcError::InvalidParams(format!(
1101 "subject must be a bare did, got at-uri with collection {c}"
1102 ))),
1103 SubjectShape::Collection(expected) if c == expected => {
1104 require_rkey(uri, expected)?;
1105 Ok(SubjectRef::Uri(uri.clone()))
1106 }
1107 SubjectShape::Collection(expected) => Err(XrpcError::InvalidParams(format!(
1108 "subject must be at://<did>/{expected}/<rkey>, got collection {c}"
1109 ))),
1110 SubjectShape::OneOfCollections(allowed) if allowed.contains(&c) => {
1111 require_rkey(uri, c)?;
1112 Ok(SubjectRef::Uri(uri.clone()))
1113 }
1114 SubjectShape::OneOfCollections(allowed) => Err(XrpcError::InvalidParams(format!(
1115 "subject must be at://<did>/<nsid>/<rkey> with nsid in [{}], got collection {c}",
1116 allowed.join(", "),
1117 ))),
1118 SubjectShape::BareDidOrOneOfCollections(allowed) if allowed.contains(&c) => {
1119 require_rkey(uri, c)?;
1120 Ok(SubjectRef::Uri(uri.clone()))
1121 }
1122 SubjectShape::BareDidOrOneOfCollections(allowed) => Err(XrpcError::InvalidParams(format!(
1123 "subject must be a bare did or at://<did>/<nsid>/<rkey> with nsid in [{}], got collection {c}",
1124 allowed.join(", "),
1125 ))),
1126 SubjectShape::AnyAtUri => Ok(SubjectRef::Uri(uri.clone())),
1127 }
1128}
1129
1130fn require_rkey(uri: &AtUri<DefaultStr>, expected: &str) -> Result<(), XrpcError> {
1131 uri.rkey().map(|_| ()).ok_or_else(|| {
1132 XrpcError::InvalidParams(format!(
1133 "subject must be at://<did>/{expected}/<rkey>; missing rkey"
1134 ))
1135 })
1136}
1137
1138fn parse_cursor(raw: Option<&str>) -> Result<PageCursor, XrpcError> {
1139 PageCursor::from_token(raw)
1140 .map_err(|e: CursorParseError| XrpcError::InvalidParams(format!("cursor: {e}")))
1141}
1142
1143fn parse_limit(raw: Option<u32>) -> Result<PageLimit, XrpcError> {
1144 PageLimit::new(raw.unwrap_or(DEFAULT_LIMIT))
1145 .map_err(|e| XrpcError::InvalidParams(format!("limit: {e}")))
1146}
1147
1148pub(crate) fn at_uri_owned_by(uri: &AtUri<DefaultStr>, author: &Did<DefaultStr>) -> bool {
1149 match uri.authority() {
1150 AtIdentifier::Did(d) => d.as_ref() == author.as_ref(),
1151 AtIdentifier::Handle(_) => false,
1152 }
1153}
1154
1155async fn resolve_for_view(
1156 state: &AppState,
1157 expected_nsid: &Nsid<DefaultStr>,
1158 uri: AtUri<DefaultStr>,
1159) -> Result<Arc<RecordBody>, XrpcError> {
1160 let raw = uri.as_ref().to_owned();
1161 resolve(state, ExpectedNsid::new(expected_nsid.clone()), uri)
1162 .await
1163 .map(|(body, _did)| body)
1164 .map_err(|e| match e {
1165 XrpcError::NotFound => XrpcError::UpstreamGone(raw),
1166 other => other,
1167 })
1168}
1169
1170async fn resolve(
1171 state: &AppState,
1172 expected: ExpectedNsid,
1173 uri: AtUri<DefaultStr>,
1174) -> Result<(Arc<RecordBody>, Did<DefaultStr>), XrpcError> {
1175 let collection = uri
1176 .collection()
1177 .ok_or_else(|| XrpcError::InvalidParams("uri missing collection".into()))?;
1178 if !expected.accepts(collection.as_ref()) {
1179 return Err(XrpcError::InvalidParams(format!(
1180 "collection mismatch: expected {}, got {}",
1181 expected.as_str(),
1182 collection.as_ref()
1183 )));
1184 }
1185 let rkey = uri
1186 .rkey()
1187 .ok_or_else(|| XrpcError::InvalidParams("uri missing rkey".into()))?;
1188 let did_ref = match uri.authority() {
1189 AtIdentifier::Did(d) => d,
1190 AtIdentifier::Handle(_) => {
1191 return Err(XrpcError::InvalidParams(
1192 "uri authority must be a did, not a handle".into(),
1193 ));
1194 }
1195 };
1196 let did: Did<DefaultStr> = did_ref.clone().into_static();
1197
1198 if let Some(hit) = state.records.get(&uri) {
1199 return Ok((hit, did));
1200 }
1201 let body = state
1202 .slingshot
1203 .get_record(&did_ref, &collection, &rkey)
1204 .await
1205 .map_err(map_slingshot)?;
1206 verify_type_tag(&body, &expected)?;
1207 state.records.put(uri, body.clone());
1208 Ok((body, did))
1209}
1210
1211#[derive(Deserialize)]
1212struct TypeTag<'a> {
1213 #[serde(rename = "$type", borrow)]
1214 ty: &'a str,
1215}
1216
1217fn verify_type_tag(body: &RecordBody, expected: &ExpectedNsid) -> Result<(), XrpcError> {
1218 let bytes = body.value.as_ref();
1219 let ty: std::borrow::Cow<'_, str> = match serde_json::from_slice::<TypeTag>(bytes) {
1220 Ok(t) => std::borrow::Cow::Borrowed(t.ty),
1221 Err(_) => {
1222 let value: serde_json::Value = serde_json::from_slice(bytes)
1223 .map_err(|e| XrpcError::InvalidRecord(format!("$type peek: {e}")))?;
1224 value
1225 .as_object()
1226 .and_then(|m| m.get("$type"))
1227 .and_then(|v| v.as_str())
1228 .map(|s| std::borrow::Cow::Owned(s.to_owned()))
1229 .ok_or_else(|| XrpcError::InvalidRecord("$type peek: missing $type field".into()))?
1230 }
1231 };
1232 if !expected.accepts(ty.as_ref()) {
1233 return Err(XrpcError::InvalidRecord(format!(
1234 "$type mismatch: expected {}, got {}",
1235 expected.as_str(),
1236 ty
1237 )));
1238 }
1239 Ok(())
1240}
1241
1242fn wire_type_nsid(bytes: &[u8]) -> Option<Nsid<DefaultStr>> {
1243 let ty = serde_json::from_slice::<TypeTag>(bytes).ok()?.ty;
1244 Nsid::<DefaultStr>::new_owned(ty).ok()
1245}
1246
1247async fn deserialize_or_upgrade<V>(
1248 state: &AppState,
1249 nsid: &Nsid<DefaultStr>,
1250 bytes: &[u8],
1251) -> Result<V, XrpcError>
1252where
1253 V: serde::de::DeserializeOwned,
1254{
1255 match serde_json::from_slice::<V>(bytes) {
1256 Ok(v) => Ok(v),
1257 Err(canon_err) => {
1258 let normalized = normalize_record_fields(bytes);
1259 let working: &[u8] = normalized.as_deref().unwrap_or(bytes);
1260 if normalized.is_some()
1261 && let Ok(v) = serde_json::from_slice::<V>(working)
1262 {
1263 return Ok(v);
1264 }
1265 let scrubbed = scrub_record_bytes(nsid, working);
1266 let retry_bytes: &[u8] = scrubbed.as_deref().unwrap_or(working);
1267 if scrubbed.is_some()
1268 && let Ok(v) = serde_json::from_slice::<V>(retry_bytes)
1269 {
1270 return Ok(v);
1271 }
1272 let wire_nsid = wire_type_nsid(retry_bytes).unwrap_or_else(|| nsid.clone());
1273 match upgrade_wire_bytes(&wire_nsid, retry_bytes, &state.resolver).await {
1274 Ok(canon_bytes) => serde_json::from_slice(&canon_bytes)
1275 .map_err(|e| XrpcError::InvalidRecord(e.to_string())),
1276 Err(_) => Err(XrpcError::InvalidRecord(canon_err.to_string())),
1277 }
1278 }
1279 }
1280}
1281
1282async fn fetch_from_uri<R, V>(
1283 state: &AppState,
1284 uri: AtUri<DefaultStr>,
1285) -> Result<(Arc<RecordBody>, V), XrpcError>
1286where
1287 R: XrpcResp,
1288 V: serde::de::DeserializeOwned + NormalizeRepoRefs,
1289{
1290 let raw = uri.as_str().to_owned();
1291 let nsid = nsid_static(R::NSID);
1292 let (body, _did) = resolve(state, ExpectedNsid::new(nsid.clone()), uri).await?;
1293 let value: V = deserialize_or_upgrade(state, &nsid, &body.value).await?;
1294 let value = value
1295 .normalize(&state.resolver)
1296 .await
1297 .ok_or(XrpcError::UpstreamGone(raw))?;
1298 Ok((body, value))
1299}
1300
1301async fn fetch<R, V>(
1302 state: &AppState,
1303 uri: &AtUri<DefaultStr>,
1304) -> Result<(Arc<RecordBody>, V), XrpcError>
1305where
1306 R: XrpcResp,
1307 V: serde::de::DeserializeOwned + NormalizeRepoRefs,
1308{
1309 fetch_from_uri::<R, V>(state, uri.clone()).await
1310}
1311
1312async fn get_repo(
1313 State(state): State<AppState>,
1314 XrpcQuery(q): XrpcQuery<GetRepoQuery>,
1315) -> Result<Json<RepoGetRecordOutput<DefaultStr>>, XrpcError> {
1316 let (body, value) = fetch::<RepoRecord, Repo<DefaultStr>>(&state, &q.repo).await?;
1317 Ok(Json(RepoGetRecordOutput {
1318 cid: Some(body.cid.clone()),
1319 uri: body.uri.clone(),
1320 value,
1321 }))
1322}
1323
1324async fn get_repo_by_repo_did(
1325 State(state): State<AppState>,
1326 XrpcQuery(q): XrpcQuery<GetRepoByRepoDidQuery>,
1327) -> Result<Json<RepoGetRecordOutput<DefaultStr>>, XrpcError> {
1328 let ident = state
1329 .resolver
1330 .lookup_by_repo_did(&q.repo_did)
1331 .await
1332 .ok_or(XrpcError::NotFound)?;
1333 let uri = AtUri::<DefaultStr>::from_parts_owned(
1334 ident.owner.as_str(),
1335 RepoRecord::NSID,
1336 ident.rkey.as_str(),
1337 )
1338 .expect("Did and Rkey newtypes already validated, at-uri assembly cannot fail");
1339 let (body, value) = fetch_from_uri::<RepoRecord, Repo<DefaultStr>>(&state, uri).await?;
1340 Ok(Json(RepoGetRecordOutput {
1341 cid: Some(body.cid.clone()),
1342 uri: body.uri.clone(),
1343 value,
1344 }))
1345}
1346
1347async fn get_profile(
1348 State(state): State<AppState>,
1349 XrpcQuery(q): XrpcQuery<GetProfileQuery>,
1350) -> Result<Json<ProfileGetRecordOutput<DefaultStr>>, XrpcError> {
1351 let (body, value) = fetch::<ProfileRecord, Profile<DefaultStr>>(&state, &q.actor).await?;
1352 Ok(Json(ProfileGetRecordOutput {
1353 cid: Some(body.cid.clone()),
1354 uri: body.uri.clone(),
1355 value,
1356 }))
1357}
1358
1359async fn get_issue(
1360 State(state): State<AppState>,
1361 XrpcQuery(q): XrpcQuery<GetIssueQuery>,
1362) -> Result<Json<IssueGetRecordOutput<DefaultStr>>, XrpcError> {
1363 let (body, value) = fetch::<IssueRecord, Issue<DefaultStr>>(&state, &q.issue).await?;
1364 Ok(Json(IssueGetRecordOutput {
1365 cid: Some(body.cid.clone()),
1366 uri: body.uri.clone(),
1367 value,
1368 }))
1369}
1370
1371async fn get_pull(
1372 State(state): State<AppState>,
1373 XrpcQuery(q): XrpcQuery<GetPullQuery>,
1374) -> Result<Json<PullGetRecordOutput<DefaultStr>>, XrpcError> {
1375 let (body, value) = fetch::<PullRecord, Pull<DefaultStr>>(&state, &q.pull).await?;
1376 Ok(Json(PullGetRecordOutput {
1377 cid: Some(body.cid.clone()),
1378 uri: body.uri.clone(),
1379 value,
1380 }))
1381}
1382
1383async fn get_repos(
1384 State(state): State<AppState>,
1385 RawQuery(query): RawQuery,
1386) -> Result<Response, XrpcError> {
1387 let uris = collect_repeated(query.as_deref(), BULK_REPOS_KEY);
1388 bulk_fetch::<RepoRecord, Repo<DefaultStr>>(&state, uris).await
1389}
1390
1391async fn get_profiles(
1392 State(state): State<AppState>,
1393 RawQuery(query): RawQuery,
1394) -> Result<Response, XrpcError> {
1395 let uris = collect_repeated(query.as_deref(), BULK_PROFILES_KEY);
1396 bulk_fetch::<ProfileRecord, Profile<DefaultStr>>(&state, uris).await
1397}
1398
1399async fn get_issues(
1400 State(state): State<AppState>,
1401 RawQuery(query): RawQuery,
1402) -> Result<Response, XrpcError> {
1403 let uris = collect_repeated(query.as_deref(), BULK_ISSUES_KEY);
1404 bulk_fetch::<IssueRecord, Issue<DefaultStr>>(&state, uris).await
1405}
1406
1407async fn get_pulls(
1408 State(state): State<AppState>,
1409 RawQuery(query): RawQuery,
1410) -> Result<Response, XrpcError> {
1411 let uris = collect_repeated(query.as_deref(), BULK_PULLS_KEY);
1412 bulk_fetch::<PullRecord, Pull<DefaultStr>>(&state, uris).await
1413}
1414
1415const BULK_REPOS_KEY: &str = "repos";
1416const BULK_PROFILES_KEY: &str = "actors";
1417const BULK_ISSUES_KEY: &str = "issues";
1418const BULK_PULLS_KEY: &str = "pulls";
1419const BULK_LIMIT: usize = 50;
1420
1421fn collect_repeated(query: Option<&str>, key: &str) -> Vec<String> {
1422 let Some(q) = query else {
1423 return Vec::new();
1424 };
1425 form_urlencoded::parse(q.as_bytes())
1426 .filter_map(|(k, v)| (k == key).then(|| v.into_owned()))
1427 .collect()
1428}
1429
1430async fn hydrate_record_view<V>(
1431 state: &AppState,
1432 nsid: &Nsid<DefaultStr>,
1433 uri: AtUri<DefaultStr>,
1434) -> Result<Option<RecordView<V>>, XrpcError>
1435where
1436 V: serde::de::DeserializeOwned + NormalizeRepoRefs,
1437{
1438 let body = resolve_for_view(state, nsid, uri).await?;
1439 let value: V = deserialize_or_upgrade::<V>(state, nsid, &body.value).await?;
1440 let Some(value) = value.normalize(&state.resolver).await else {
1441 return Ok(None);
1442 };
1443 Ok(Some(RecordView {
1444 uri: body.uri.clone(),
1445 cid: Some(body.cid.clone()),
1446 value,
1447 }))
1448}
1449
1450#[derive(Clone, Copy)]
1451enum HitProvenance {
1452 ClientSupplied,
1453 Indexed,
1454}
1455
1456fn is_index_evictable(err: &XrpcError) -> bool {
1457 matches!(
1458 err,
1459 XrpcError::NotFound
1460 | XrpcError::UpstreamGone(_)
1461 | XrpcError::InvalidRecord(_)
1462 | XrpcError::InvalidParams(_)
1463 )
1464}
1465
1466fn drop_unhydratable<V>(
1467 provenance: HitProvenance,
1468 nsid: &Nsid<DefaultStr>,
1469 uri: &AtUri<DefaultStr>,
1470 result: Result<Option<V>, XrpcError>,
1471) -> Result<Option<V>, XrpcError> {
1472 match result {
1473 Ok(view) => Ok(view),
1474 Err(err @ (XrpcError::NotFound | XrpcError::UpstreamGone(_))) => {
1475 tracing::debug!(
1476 uri = %uri,
1477 nsid = %nsid.as_ref(),
1478 error = %err,
1479 "dropping gone hit during hydration",
1480 );
1481 Ok(None)
1482 }
1483 Err(err @ XrpcError::UpstreamUnavailable(_)) => {
1484 tracing::warn!(
1485 uri = %uri,
1486 nsid = %nsid.as_ref(),
1487 error = %err,
1488 "dropping hit, upstream unavailable during hydration",
1489 );
1490 Ok(None)
1491 }
1492 Err(err @ XrpcError::InvalidRecord(_)) => {
1493 tracing::warn!(
1494 uri = %uri,
1495 nsid = %nsid.as_ref(),
1496 error = %err,
1497 "dropping invalid hit during hydration",
1498 );
1499 Ok(None)
1500 }
1501 Err(err @ XrpcError::InvalidParams(_)) => match provenance {
1502 HitProvenance::ClientSupplied => Err(err),
1503 HitProvenance::Indexed => {
1504 tracing::warn!(
1505 uri = %uri,
1506 nsid = %nsid.as_ref(),
1507 error = %err,
1508 "dropping malformed indexed hit during hydration",
1509 );
1510 Ok(None)
1511 }
1512 },
1513 Err(err @ (XrpcError::Internal(_) | XrpcError::Overloaded)) => Err(err),
1514 }
1515}
1516
1517fn hydrate_stream<T, Fut, V>(
1518 items: impl IntoIterator<Item = T>,
1519 produce: impl FnMut(T) -> Fut,
1520) -> impl Stream<Item = Result<V, XrpcError>>
1521where
1522 Fut: Future<Output = Result<Option<V>, XrpcError>>,
1523{
1524 stream::iter(items)
1525 .map(produce)
1526 .buffered(FETCH_CONCURRENCY)
1527 .try_filter_map(|view| async move { Ok(view) })
1528}
1529
1530fn hydrate_record_stream<V>(
1531 state: &AppState,
1532 nsid: Nsid<DefaultStr>,
1533 uris: Vec<AtUri<DefaultStr>>,
1534 provenance: HitProvenance,
1535) -> impl Stream<Item = Result<RecordView<V>, XrpcError>> + Send + 'static
1536where
1537 V: serde::de::DeserializeOwned + Serialize + NormalizeRepoRefs + Send + 'static,
1538{
1539 let owned = state.clone();
1540 hydrate_stream(uris, move |uri| {
1541 let owned = owned.clone();
1542 let nsid = nsid.clone();
1543 async move {
1544 let result = hydrate_record_view::<V>(&owned, &nsid, uri.clone()).await;
1545 if matches!(provenance, HitProvenance::Indexed)
1546 && let Err(err) = &result
1547 && is_index_evictable(err)
1548 {
1549 owned.edges.remove_source(&uri);
1550 }
1551 drop_unhydratable(provenance, &nsid, &uri, result)
1552 }
1553 })
1554}
1555
1556enum PagePhase {
1557 Head,
1558 Body { first: bool },
1559 Done,
1560}
1561
1562struct PageState<S> {
1563 items: std::pin::Pin<Box<S>>,
1564 phase: PagePhase,
1565 array_key: &'static str,
1566 tail: Vec<u8>,
1567 permit: Option<HeavyPermit>,
1568}
1569
1570fn paged_tail(cursor: Option<String>) -> Vec<u8> {
1571 let encoded = serde_json::to_string(&cursor).unwrap_or_else(|_| "null".to_owned());
1572 format!("],\"cursor\":{encoded}}}").into_bytes()
1573}
1574
1575fn unpaged_tail() -> Vec<u8> {
1576 b"]}".to_vec()
1577}
1578
1579fn json_stream<V, S>(
1580 array_key: &'static str,
1581 items: S,
1582 tail: Vec<u8>,
1583 permit: Option<HeavyPermit>,
1584) -> Response
1585where
1586 V: Serialize + Send + 'static,
1587 S: Stream<Item = Result<V, XrpcError>> + Send + 'static,
1588{
1589 let init = PageState {
1590 items: Box::pin(items),
1591 phase: PagePhase::Head,
1592 array_key,
1593 tail,
1594 permit,
1595 };
1596 let chunks = stream::unfold(init, |mut st| async move {
1597 match st.phase {
1598 PagePhase::Head => {
1599 let head = format!("{{\"{}\":[", st.array_key).into_bytes();
1600 st.phase = PagePhase::Body { first: true };
1601 Some((Ok::<Vec<u8>, Infallible>(head), st))
1602 }
1603 PagePhase::Body { first } => match st.items.next().await {
1604 Some(Ok(view)) => match serde_json::to_vec(&view) {
1605 Ok(encoded) => {
1606 let mut chunk = Vec::with_capacity(encoded.len() + 1);
1607 if !first {
1608 chunk.push(b',');
1609 }
1610 chunk.extend_from_slice(&encoded);
1611 st.phase = PagePhase::Body { first: false };
1612 Some((Ok(chunk), st))
1613 }
1614 Err(e) => {
1615 tracing::warn!(error = %e, "skipping hit, serialize failed mid-stream");
1616 Some((Ok(Vec::new()), st))
1617 }
1618 },
1619 Some(Err(e)) => {
1620 tracing::warn!(error = %e, "ending page early, hydration failed mid-stream");
1621 let tail = std::mem::take(&mut st.tail);
1622 st.phase = PagePhase::Done;
1623 Some((Ok(tail), st))
1624 }
1625 None => {
1626 let tail = std::mem::take(&mut st.tail);
1627 st.phase = PagePhase::Done;
1628 Some((Ok(tail), st))
1629 }
1630 },
1631 PagePhase::Done => {
1632 drop(st.permit.take());
1633 None
1634 }
1635 }
1636 });
1637 (
1638 [(CONTENT_TYPE, "application/json")],
1639 Body::from_stream(chunks),
1640 )
1641 .into_response()
1642}
1643
1644async fn bulk_fetch<R, V>(state: &AppState, uris: Vec<String>) -> Result<Response, XrpcError>
1645where
1646 R: XrpcResp,
1647 V: serde::de::DeserializeOwned + Serialize + NormalizeRepoRefs + Send + 'static,
1648{
1649 if uris.is_empty() {
1650 return Err(XrpcError::InvalidParams("at least one uri required".into()));
1651 }
1652 if uris.len() > BULK_LIMIT {
1653 return Err(XrpcError::InvalidParams(format!(
1654 "at most {BULK_LIMIT} uris per request"
1655 )));
1656 }
1657 let parsed: Vec<AtUri<DefaultStr>> = uris
1658 .iter()
1659 .map(|s| parse_uri(s))
1660 .collect::<Result<_, _>>()?;
1661 let nsid = nsid_static(R::NSID);
1662 if let Some(bad) = parsed
1663 .iter()
1664 .find(|uri| uri.collection().is_none_or(|c| c.as_ref() != nsid.as_ref()))
1665 {
1666 return Err(XrpcError::InvalidParams(format!(
1667 "uri collection must be {}, got {}",
1668 nsid.as_ref(),
1669 bad.as_ref()
1670 )));
1671 }
1672 let permit = state.heavy_permit()?;
1673 let views = hydrate_record_stream::<V>(state, nsid, parsed, HitProvenance::ClientSupplied);
1674 Ok(json_stream::<RecordView<V>, _>(
1675 "items",
1676 views,
1677 unpaged_tail(),
1678 permit,
1679 ))
1680}
1681
1682fn record_edge_page<R, F>(
1683 state: &AppState,
1684 q: &TypedListQuery<F>,
1685) -> Result<(EdgePage, Nsid<DefaultStr>), XrpcError>
1686where
1687 R: XrpcResp + HasSubject,
1688 F: ListFilter,
1689{
1690 let subject = parse_subject(&q.subject, R::SHAPE)?;
1691 let cursor = parse_cursor(q.cursor.as_deref())?;
1692 let limit = parse_limit(q.limit)?;
1693 let dir = q.dir();
1694 let nsid = nsid_static(R::NSID);
1695 let page = if q.filter.is_identity() {
1696 let key = EdgeKey::new(nsid.clone(), subject);
1697 state.edges.list(&key, cursor, limit, dir)
1698 } else {
1699 let pred = q.filter.predicate(state, &subject);
1700 let key = EdgeKey::new(nsid.clone(), subject);
1701 state.edges.list_filtered(&key, cursor, limit, dir, pred)
1702 };
1703 Ok((page, nsid))
1704}
1705
1706async fn list_records<R, V, F>(
1707 state: &AppState,
1708 q: TypedListQuery<F>,
1709) -> Result<Response, XrpcError>
1710where
1711 R: XrpcResp + HasSubject,
1712 V: serde::de::DeserializeOwned + Serialize + NormalizeRepoRefs + Send + 'static,
1713 F: ListFilter,
1714{
1715 let (page, nsid) = record_edge_page::<R, F>(state, &q)?;
1716 let permit = state.heavy_permit()?;
1717 let views = hydrate_record_stream::<V>(state, nsid, page.items, HitProvenance::Indexed);
1718 Ok(json_stream::<RecordView<V>, _>(
1719 "items",
1720 views,
1721 paged_tail(page.next.map(PageToken::encode_token)),
1722 permit,
1723 ))
1724}
1725
1726fn count_for<R: XrpcResp + HasSubject>(
1727 state: &AppState,
1728 q: CountQuery,
1729) -> Result<CountResponse, XrpcError> {
1730 let subject = parse_subject(&q.subject, R::SHAPE)?;
1731 let key = EdgeKey::new(nsid_static(R::NSID), subject);
1732 Ok(CountResponse {
1733 count: state.edges.count(&key),
1734 distinct_authors: state.edges.count_distinct_authors(&key),
1735 })
1736}
1737
1738fn mirror_edge_page<M, F>(
1739 state: &AppState,
1740 q: &TypedListQuery<F>,
1741) -> Result<(EdgePage, Nsid<DefaultStr>), XrpcError>
1742where
1743 M: MirrorOf,
1744 F: ListFilter,
1745{
1746 let subject = parse_subject(&q.subject, M::SHAPE)?;
1747 let cursor = parse_cursor(q.cursor.as_deref())?;
1748 let limit = parse_limit(q.limit)?;
1749 let dir = q.dir();
1750 let edge_nsid = nsid_static(M::EDGE_KIND);
1751 let page = if q.filter.is_identity() {
1752 let key = EdgeKey::new(edge_nsid, subject);
1753 state.edges.list(&key, cursor, limit, dir)
1754 } else {
1755 let pred = q.filter.predicate(state, &subject);
1756 let key = EdgeKey::new(edge_nsid, subject);
1757 state.edges.list_filtered(&key, cursor, limit, dir, pred)
1758 };
1759 let record_nsid = nsid_static(<M::Record as XrpcResp>::NSID);
1760 Ok((page, record_nsid))
1761}
1762
1763async fn list_mirror<M, V, F>(state: &AppState, q: TypedListQuery<F>) -> Result<Response, XrpcError>
1764where
1765 M: MirrorOf,
1766 V: serde::de::DeserializeOwned + Serialize + NormalizeRepoRefs + Send + 'static,
1767 F: ListFilter,
1768{
1769 let (page, record_nsid) = mirror_edge_page::<M, F>(state, &q)?;
1770 let permit = state.heavy_permit()?;
1771 let views = hydrate_record_stream::<V>(state, record_nsid, page.items, HitProvenance::Indexed);
1772 Ok(json_stream::<RecordView<V>, _>(
1773 "items",
1774 views,
1775 paged_tail(page.next.map(PageToken::encode_token)),
1776 permit,
1777 ))
1778}
1779
1780fn count_mirror<M: MirrorOf>(state: &AppState, q: CountQuery) -> Result<CountResponse, XrpcError> {
1781 let subject = parse_subject(&q.subject, M::SHAPE)?;
1782 let key = EdgeKey::new(nsid_static(M::EDGE_KIND), subject);
1783 Ok(CountResponse {
1784 count: state.edges.count(&key),
1785 distinct_authors: state.edges.count_distinct_authors(&key),
1786 })
1787}
1788
1789async fn list_stars(
1790 State(state): State<AppState>,
1791 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
1792) -> Result<Response, XrpcError> {
1793 list_records::<StarRecord, Star<DefaultStr>, _>(&state, q).await
1794}
1795
1796async fn count_stars(
1797 State(state): State<AppState>,
1798 XrpcQuery(q): XrpcQuery<CountQuery>,
1799) -> Result<Json<CountResponse>, XrpcError> {
1800 count_for::<StarRecord>(&state, q).map(Json)
1801}
1802
1803async fn list_follows(
1804 State(state): State<AppState>,
1805 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
1806) -> Result<Response, XrpcError> {
1807 list_records::<FollowRecord, Follow<DefaultStr>, _>(&state, q).await
1808}
1809
1810async fn count_follows(
1811 State(state): State<AppState>,
1812 XrpcQuery(q): XrpcQuery<CountQuery>,
1813) -> Result<Json<CountResponse>, XrpcError> {
1814 count_for::<FollowRecord>(&state, q).map(Json)
1815}
1816
1817async fn list_issues(
1818 State(state): State<AppState>,
1819 XrpcQuery(q): XrpcQuery<TypedListQuery<IssueFilter>>,
1820) -> Result<Response, XrpcError> {
1821 let (page, nsid) = record_edge_page::<IssueRecord, _>(&state, &q)?;
1822 let permit = state.heavy_permit()?;
1823 let owned = state.clone();
1824 let items = hydrate_record_stream::<Issue<DefaultStr>>(
1825 &state,
1826 nsid,
1827 page.items,
1828 HitProvenance::Indexed,
1829 )
1830 .map(move |view| view.map(|v| enrich_issue_view(&owned, v)));
1831 Ok(json_stream::<StatefulItem<Issue<DefaultStr>>, _>(
1832 "items",
1833 items,
1834 paged_tail(page.next.map(PageToken::encode_token)),
1835 permit,
1836 ))
1837}
1838
1839async fn count_issues(
1840 State(state): State<AppState>,
1841 XrpcQuery(q): XrpcQuery<CountQuery>,
1842) -> Result<Json<CountResponse>, XrpcError> {
1843 count_for::<IssueRecord>(&state, q).map(Json)
1844}
1845
1846async fn list_pulls(
1847 State(state): State<AppState>,
1848 XrpcQuery(q): XrpcQuery<TypedListQuery<PullFilter>>,
1849) -> Result<Response, XrpcError> {
1850 let (page, nsid) = record_edge_page::<PullRecord, _>(&state, &q)?;
1851 let permit = state.heavy_permit()?;
1852 let owned = state.clone();
1853 let items =
1854 hydrate_record_stream::<Pull<DefaultStr>>(&state, nsid, page.items, HitProvenance::Indexed)
1855 .map(move |view| view.map(|v| enrich_pull_view(&owned, v)));
1856 Ok(json_stream::<StatefulItem<Pull<DefaultStr>>, _>(
1857 "items",
1858 items,
1859 paged_tail(page.next.map(PageToken::encode_token)),
1860 permit,
1861 ))
1862}
1863
1864async fn count_pulls(
1865 State(state): State<AppState>,
1866 XrpcQuery(q): XrpcQuery<CountQuery>,
1867) -> Result<Json<CountResponse>, XrpcError> {
1868 count_for::<PullRecord>(&state, q).map(Json)
1869}
1870
1871async fn list_feed_comments(
1872 State(state): State<AppState>,
1873 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
1874) -> Result<Response, XrpcError> {
1875 list_records::<FeedCommentRecord, FeedComment<DefaultStr>, _>(&state, q).await
1876}
1877
1878async fn count_feed_comments(
1879 State(state): State<AppState>,
1880 XrpcQuery(q): XrpcQuery<CountQuery>,
1881) -> Result<Json<CountResponse>, XrpcError> {
1882 count_for::<FeedCommentRecord>(&state, q).map(Json)
1883}
1884
1885async fn list_reactions(
1886 State(state): State<AppState>,
1887 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
1888) -> Result<Response, XrpcError> {
1889 list_records::<ReactionRecord, Reaction<DefaultStr>, _>(&state, q).await
1890}
1891
1892async fn count_reactions(
1893 State(state): State<AppState>,
1894 XrpcQuery(q): XrpcQuery<CountQuery>,
1895) -> Result<Json<CountResponse>, XrpcError> {
1896 count_for::<ReactionRecord>(&state, q).map(Json)
1897}
1898
1899async fn list_ref_updates(
1900 State(state): State<AppState>,
1901 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
1902) -> Result<Response, XrpcError> {
1903 list_records::<RefUpdateRecord, RefUpdate<DefaultStr>, _>(&state, q).await
1904}
1905
1906async fn count_ref_updates(
1907 State(state): State<AppState>,
1908 XrpcQuery(q): XrpcQuery<CountQuery>,
1909) -> Result<Json<CountResponse>, XrpcError> {
1910 count_for::<RefUpdateRecord>(&state, q).map(Json)
1911}
1912
1913async fn list_collaborators(
1914 State(state): State<AppState>,
1915 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
1916) -> Result<Response, XrpcError> {
1917 list_records::<CollaboratorRecord, Collaborator<DefaultStr>, _>(&state, q).await
1918}
1919
1920async fn count_collaborators(
1921 State(state): State<AppState>,
1922 XrpcQuery(q): XrpcQuery<CountQuery>,
1923) -> Result<Json<CountResponse>, XrpcError> {
1924 count_for::<CollaboratorRecord>(&state, q).map(Json)
1925}
1926
1927async fn list_issue_states(
1928 State(state): State<AppState>,
1929 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
1930) -> Result<Response, XrpcError> {
1931 list_records::<IssueStateRecord, IssueState<DefaultStr>, _>(&state, q).await
1932}
1933
1934async fn count_issue_states(
1935 State(state): State<AppState>,
1936 XrpcQuery(q): XrpcQuery<CountQuery>,
1937) -> Result<Json<CountResponse>, XrpcError> {
1938 count_for::<IssueStateRecord>(&state, q).map(Json)
1939}
1940
1941async fn list_pull_statuses(
1942 State(state): State<AppState>,
1943 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
1944) -> Result<Response, XrpcError> {
1945 list_records::<PullStatusRecord, PullStatus<DefaultStr>, _>(&state, q).await
1946}
1947
1948async fn count_pull_statuses(
1949 State(state): State<AppState>,
1950 XrpcQuery(q): XrpcQuery<CountQuery>,
1951) -> Result<Json<CountResponse>, XrpcError> {
1952 count_for::<PullStatusRecord>(&state, q).map(Json)
1953}
1954
1955async fn list_repos(
1956 State(state): State<AppState>,
1957 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
1958) -> Result<Response, XrpcError> {
1959 list_records::<RepoRecord, Repo<DefaultStr>, _>(&state, q).await
1960}
1961
1962async fn count_repos(
1963 State(state): State<AppState>,
1964 XrpcQuery(q): XrpcQuery<CountQuery>,
1965) -> Result<Json<CountResponse>, XrpcError> {
1966 count_for::<RepoRecord>(&state, q).map(Json)
1967}
1968
1969async fn list_knots(
1970 State(state): State<AppState>,
1971 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
1972) -> Result<Response, XrpcError> {
1973 list_records::<KnotRecord, Knot<DefaultStr>, _>(&state, q).await
1974}
1975
1976async fn count_knots(
1977 State(state): State<AppState>,
1978 XrpcQuery(q): XrpcQuery<CountQuery>,
1979) -> Result<Json<CountResponse>, XrpcError> {
1980 count_for::<KnotRecord>(&state, q).map(Json)
1981}
1982
1983async fn list_spindles(
1984 State(state): State<AppState>,
1985 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
1986) -> Result<Response, XrpcError> {
1987 list_records::<SpindleRecord, Spindle<DefaultStr>, _>(&state, q).await
1988}
1989
1990async fn count_spindles(
1991 State(state): State<AppState>,
1992 XrpcQuery(q): XrpcQuery<CountQuery>,
1993) -> Result<Json<CountResponse>, XrpcError> {
1994 count_for::<SpindleRecord>(&state, q).map(Json)
1995}
1996
1997async fn list_public_keys(
1998 State(state): State<AppState>,
1999 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2000) -> Result<Response, XrpcError> {
2001 list_records::<PublicKeyRecord, PublicKey<DefaultStr>, _>(&state, q).await
2002}
2003
2004async fn count_public_keys(
2005 State(state): State<AppState>,
2006 XrpcQuery(q): XrpcQuery<CountQuery>,
2007) -> Result<Json<CountResponse>, XrpcError> {
2008 count_for::<PublicKeyRecord>(&state, q).map(Json)
2009}
2010
2011async fn list_vouches(
2012 State(state): State<AppState>,
2013 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2014) -> Result<Response, XrpcError> {
2015 list_records::<VouchRecord, Vouch<DefaultStr>, _>(&state, q).await
2016}
2017
2018async fn count_vouches(
2019 State(state): State<AppState>,
2020 XrpcQuery(q): XrpcQuery<CountQuery>,
2021) -> Result<Json<CountResponse>, XrpcError> {
2022 count_for::<VouchRecord>(&state, q).map(Json)
2023}
2024
2025async fn list_stars_by(
2026 State(state): State<AppState>,
2027 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2028) -> Result<Response, XrpcError> {
2029 list_mirror::<StarBy, Star<DefaultStr>, _>(&state, q).await
2030}
2031async fn count_stars_by(
2032 State(state): State<AppState>,
2033 XrpcQuery(q): XrpcQuery<CountQuery>,
2034) -> Result<Json<CountResponse>, XrpcError> {
2035 count_mirror::<StarBy>(&state, q).map(Json)
2036}
2037
2038async fn list_reactions_by(
2039 State(state): State<AppState>,
2040 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2041) -> Result<Response, XrpcError> {
2042 list_mirror::<ReactionBy, Reaction<DefaultStr>, _>(&state, q).await
2043}
2044async fn count_reactions_by(
2045 State(state): State<AppState>,
2046 XrpcQuery(q): XrpcQuery<CountQuery>,
2047) -> Result<Json<CountResponse>, XrpcError> {
2048 count_mirror::<ReactionBy>(&state, q).map(Json)
2049}
2050
2051async fn list_follows_by(
2052 State(state): State<AppState>,
2053 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2054) -> Result<Response, XrpcError> {
2055 list_mirror::<FollowBy, Follow<DefaultStr>, _>(&state, q).await
2056}
2057async fn count_follows_by(
2058 State(state): State<AppState>,
2059 XrpcQuery(q): XrpcQuery<CountQuery>,
2060) -> Result<Json<CountResponse>, XrpcError> {
2061 count_mirror::<FollowBy>(&state, q).map(Json)
2062}
2063
2064async fn list_vouches_by(
2065 State(state): State<AppState>,
2066 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2067) -> Result<Response, XrpcError> {
2068 list_mirror::<VouchBy, Vouch<DefaultStr>, _>(&state, q).await
2069}
2070async fn count_vouches_by(
2071 State(state): State<AppState>,
2072 XrpcQuery(q): XrpcQuery<CountQuery>,
2073) -> Result<Json<CountResponse>, XrpcError> {
2074 count_mirror::<VouchBy>(&state, q).map(Json)
2075}
2076
2077async fn list_ref_updates_by(
2078 State(state): State<AppState>,
2079 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2080) -> Result<Response, XrpcError> {
2081 list_mirror::<RefUpdateBy, RefUpdate<DefaultStr>, _>(&state, q).await
2082}
2083async fn count_ref_updates_by(
2084 State(state): State<AppState>,
2085 XrpcQuery(q): XrpcQuery<CountQuery>,
2086) -> Result<Json<CountResponse>, XrpcError> {
2087 count_mirror::<RefUpdateBy>(&state, q).map(Json)
2088}
2089
2090async fn list_knot_members_by(
2091 State(state): State<AppState>,
2092 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2093) -> Result<Response, XrpcError> {
2094 list_mirror::<KnotMemberBy, KnotMember<DefaultStr>, _>(&state, q).await
2095}
2096async fn count_knot_members_by(
2097 State(state): State<AppState>,
2098 XrpcQuery(q): XrpcQuery<CountQuery>,
2099) -> Result<Json<CountResponse>, XrpcError> {
2100 count_mirror::<KnotMemberBy>(&state, q).map(Json)
2101}
2102
2103async fn list_label_ops_by(
2104 State(state): State<AppState>,
2105 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2106) -> Result<Response, XrpcError> {
2107 list_mirror::<LabelOpBy, LabelOp<DefaultStr>, _>(&state, q).await
2108}
2109async fn count_label_ops_by(
2110 State(state): State<AppState>,
2111 XrpcQuery(q): XrpcQuery<CountQuery>,
2112) -> Result<Json<CountResponse>, XrpcError> {
2113 count_mirror::<LabelOpBy>(&state, q).map(Json)
2114}
2115
2116async fn list_pipelines_by(
2117 State(state): State<AppState>,
2118 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2119) -> Result<Response, XrpcError> {
2120 list_mirror::<PipelineBy, Pipeline<DefaultStr>, _>(&state, q).await
2121}
2122async fn count_pipelines_by(
2123 State(state): State<AppState>,
2124 XrpcQuery(q): XrpcQuery<CountQuery>,
2125) -> Result<Json<CountResponse>, XrpcError> {
2126 count_mirror::<PipelineBy>(&state, q).map(Json)
2127}
2128
2129async fn list_pipeline_statuses_by(
2130 State(state): State<AppState>,
2131 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2132) -> Result<Response, XrpcError> {
2133 list_mirror::<PipelineStatusBy, PipelineStatus<DefaultStr>, _>(&state, q).await
2134}
2135async fn count_pipeline_statuses_by(
2136 State(state): State<AppState>,
2137 XrpcQuery(q): XrpcQuery<CountQuery>,
2138) -> Result<Json<CountResponse>, XrpcError> {
2139 count_mirror::<PipelineStatusBy>(&state, q).map(Json)
2140}
2141
2142async fn list_artifacts_by(
2143 State(state): State<AppState>,
2144 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2145) -> Result<Response, XrpcError> {
2146 list_mirror::<ArtifactBy, Artifact<DefaultStr>, _>(&state, q).await
2147}
2148async fn count_artifacts_by(
2149 State(state): State<AppState>,
2150 XrpcQuery(q): XrpcQuery<CountQuery>,
2151) -> Result<Json<CountResponse>, XrpcError> {
2152 count_mirror::<ArtifactBy>(&state, q).map(Json)
2153}
2154
2155async fn list_collaborators_by(
2156 State(state): State<AppState>,
2157 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2158) -> Result<Response, XrpcError> {
2159 list_mirror::<CollaboratorBy, Collaborator<DefaultStr>, _>(&state, q).await
2160}
2161async fn count_collaborators_by(
2162 State(state): State<AppState>,
2163 XrpcQuery(q): XrpcQuery<CountQuery>,
2164) -> Result<Json<CountResponse>, XrpcError> {
2165 count_mirror::<CollaboratorBy>(&state, q).map(Json)
2166}
2167
2168async fn list_issues_by(
2169 State(state): State<AppState>,
2170 XrpcQuery(q): XrpcQuery<TypedListQuery<IssueFilter>>,
2171) -> Result<Response, XrpcError> {
2172 let (page, nsid) = mirror_edge_page::<IssueBy, _>(&state, &q)?;
2173 let permit = state.heavy_permit()?;
2174 let owned = state.clone();
2175 let items = hydrate_record_stream::<Issue<DefaultStr>>(
2176 &state,
2177 nsid,
2178 page.items,
2179 HitProvenance::Indexed,
2180 )
2181 .map(move |view| view.map(|v| enrich_issue_view(&owned, v)));
2182 Ok(json_stream::<StatefulItem<Issue<DefaultStr>>, _>(
2183 "items",
2184 items,
2185 paged_tail(page.next.map(PageToken::encode_token)),
2186 permit,
2187 ))
2188}
2189async fn count_issues_by(
2190 State(state): State<AppState>,
2191 XrpcQuery(q): XrpcQuery<CountQuery>,
2192) -> Result<Json<CountResponse>, XrpcError> {
2193 count_mirror::<IssueBy>(&state, q).map(Json)
2194}
2195
2196async fn list_feed_comments_by(
2197 State(state): State<AppState>,
2198 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2199) -> Result<Response, XrpcError> {
2200 list_mirror::<FeedCommentBy, FeedComment<DefaultStr>, _>(&state, q).await
2201}
2202async fn count_feed_comments_by(
2203 State(state): State<AppState>,
2204 XrpcQuery(q): XrpcQuery<CountQuery>,
2205) -> Result<Json<CountResponse>, XrpcError> {
2206 count_mirror::<FeedCommentBy>(&state, q).map(Json)
2207}
2208
2209async fn list_issue_states_by(
2210 State(state): State<AppState>,
2211 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2212) -> Result<Response, XrpcError> {
2213 list_mirror::<IssueStateBy, IssueState<DefaultStr>, _>(&state, q).await
2214}
2215async fn count_issue_states_by(
2216 State(state): State<AppState>,
2217 XrpcQuery(q): XrpcQuery<CountQuery>,
2218) -> Result<Json<CountResponse>, XrpcError> {
2219 count_mirror::<IssueStateBy>(&state, q).map(Json)
2220}
2221
2222async fn list_pulls_by(
2223 State(state): State<AppState>,
2224 XrpcQuery(q): XrpcQuery<TypedListQuery<PullFilter>>,
2225) -> Result<Response, XrpcError> {
2226 let (page, nsid) = mirror_edge_page::<PullBy, _>(&state, &q)?;
2227 let permit = state.heavy_permit()?;
2228 let owned = state.clone();
2229 let items =
2230 hydrate_record_stream::<Pull<DefaultStr>>(&state, nsid, page.items, HitProvenance::Indexed)
2231 .map(move |view| view.map(|v| enrich_pull_view(&owned, v)));
2232 Ok(json_stream::<StatefulItem<Pull<DefaultStr>>, _>(
2233 "items",
2234 items,
2235 paged_tail(page.next.map(PageToken::encode_token)),
2236 permit,
2237 ))
2238}
2239async fn count_pulls_by(
2240 State(state): State<AppState>,
2241 XrpcQuery(q): XrpcQuery<CountQuery>,
2242) -> Result<Json<CountResponse>, XrpcError> {
2243 count_mirror::<PullBy>(&state, q).map(Json)
2244}
2245
2246async fn list_pull_statuses_by(
2247 State(state): State<AppState>,
2248 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2249) -> Result<Response, XrpcError> {
2250 list_mirror::<PullStatusBy, PullStatus<DefaultStr>, _>(&state, q).await
2251}
2252async fn count_pull_statuses_by(
2253 State(state): State<AppState>,
2254 XrpcQuery(q): XrpcQuery<CountQuery>,
2255) -> Result<Json<CountResponse>, XrpcError> {
2256 count_mirror::<PullStatusBy>(&state, q).map(Json)
2257}
2258
2259async fn list_spindle_members_by(
2260 State(state): State<AppState>,
2261 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2262) -> Result<Response, XrpcError> {
2263 list_mirror::<SpindleMemberBy, SpindleMember<DefaultStr>, _>(&state, q).await
2264}
2265async fn count_spindle_members_by(
2266 State(state): State<AppState>,
2267 XrpcQuery(q): XrpcQuery<CountQuery>,
2268) -> Result<Json<CountResponse>, XrpcError> {
2269 count_mirror::<SpindleMemberBy>(&state, q).map(Json)
2270}
2271
2272async fn list_label_definitions(
2273 State(state): State<AppState>,
2274 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2275) -> Result<Response, XrpcError> {
2276 list_records::<LabelDefinitionRecord, LabelDefinition<DefaultStr>, _>(&state, q).await
2277}
2278
2279async fn count_label_definitions(
2280 State(state): State<AppState>,
2281 XrpcQuery(q): XrpcQuery<CountQuery>,
2282) -> Result<Json<CountResponse>, XrpcError> {
2283 count_for::<LabelDefinitionRecord>(&state, q).map(Json)
2284}
2285
2286async fn list_label_ops(
2287 State(state): State<AppState>,
2288 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2289) -> Result<Response, XrpcError> {
2290 list_records::<LabelOpRecord, LabelOp<DefaultStr>, _>(&state, q).await
2291}
2292
2293async fn count_label_ops(
2294 State(state): State<AppState>,
2295 XrpcQuery(q): XrpcQuery<CountQuery>,
2296) -> Result<Json<CountResponse>, XrpcError> {
2297 count_for::<LabelOpRecord>(&state, q).map(Json)
2298}
2299
2300async fn list_pipelines(
2301 State(state): State<AppState>,
2302 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2303) -> Result<Response, XrpcError> {
2304 list_records::<PipelineRecord, Pipeline<DefaultStr>, _>(&state, q).await
2305}
2306
2307async fn count_pipelines(
2308 State(state): State<AppState>,
2309 XrpcQuery(q): XrpcQuery<CountQuery>,
2310) -> Result<Json<CountResponse>, XrpcError> {
2311 count_for::<PipelineRecord>(&state, q).map(Json)
2312}
2313
2314async fn list_pipeline_statuses(
2315 State(state): State<AppState>,
2316 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2317) -> Result<Response, XrpcError> {
2318 list_records::<PipelineStatusRecord, PipelineStatus<DefaultStr>, _>(&state, q).await
2319}
2320
2321async fn count_pipeline_statuses(
2322 State(state): State<AppState>,
2323 XrpcQuery(q): XrpcQuery<CountQuery>,
2324) -> Result<Json<CountResponse>, XrpcError> {
2325 count_for::<PipelineStatusRecord>(&state, q).map(Json)
2326}
2327
2328async fn list_artifacts(
2329 State(state): State<AppState>,
2330 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2331) -> Result<Response, XrpcError> {
2332 list_records::<ArtifactRecord, Artifact<DefaultStr>, _>(&state, q).await
2333}
2334
2335async fn count_artifacts(
2336 State(state): State<AppState>,
2337 XrpcQuery(q): XrpcQuery<CountQuery>,
2338) -> Result<Json<CountResponse>, XrpcError> {
2339 count_for::<ArtifactRecord>(&state, q).map(Json)
2340}
2341
2342async fn list_knot_members(
2343 State(state): State<AppState>,
2344 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2345) -> Result<Response, XrpcError> {
2346 list_records::<KnotMemberRecord, KnotMember<DefaultStr>, _>(&state, q).await
2347}
2348
2349async fn count_knot_members(
2350 State(state): State<AppState>,
2351 XrpcQuery(q): XrpcQuery<CountQuery>,
2352) -> Result<Json<CountResponse>, XrpcError> {
2353 count_for::<KnotMemberRecord>(&state, q).map(Json)
2354}
2355
2356async fn list_spindle_members(
2357 State(state): State<AppState>,
2358 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2359) -> Result<Response, XrpcError> {
2360 list_records::<SpindleMemberRecord, SpindleMember<DefaultStr>, _>(&state, q).await
2361}
2362
2363async fn count_spindle_members(
2364 State(state): State<AppState>,
2365 XrpcQuery(q): XrpcQuery<CountQuery>,
2366) -> Result<Json<CountResponse>, XrpcError> {
2367 count_for::<SpindleMemberRecord>(&state, q).map(Json)
2368}
2369
2370async fn list_strings(
2371 State(state): State<AppState>,
2372 XrpcQuery(q): XrpcQuery<TypedListQuery<NoFilter>>,
2373) -> Result<Response, XrpcError> {
2374 list_records::<TangledStringRecord, TangledString<DefaultStr>, _>(&state, q).await
2375}
2376
2377async fn count_strings(
2378 State(state): State<AppState>,
2379 XrpcQuery(q): XrpcQuery<CountQuery>,
2380) -> Result<Json<CountResponse>, XrpcError> {
2381 count_for::<TangledStringRecord>(&state, q).map(Json)
2382}
2383
2384#[derive(Deserialize)]
2385struct ResolveMiniDocParams {
2386 identifier: AtIdentifier<DefaultStr>,
2387}
2388
2389async fn resolve_mini_doc(
2390 State(state): State<AppState>,
2391 XrpcQuery(q): XrpcQuery<ResolveMiniDocParams>,
2392) -> Result<Response, XrpcError> {
2393 let body = state
2394 .slingshot
2395 .resolve_mini_doc(&q.identifier)
2396 .await
2397 .map_err(map_slingshot)?;
2398 Ok((StatusCode::OK, [(CONTENT_TYPE, "application/json")], body).into_response())
2399}
2400
2401async fn get_coverage(State(state): State<AppState>) -> Json<CoverageEnvelope> {
2402 Json(state.coverage.snapshot().into())
2403}
2404
2405async fn search_query(
2406 State(state): State<AppState>,
2407 XrpcQuery(q): XrpcQuery<SearchQueryParams>,
2408) -> Result<Response, XrpcError> {
2409 if q.q.trim().is_empty() {
2410 return Err(XrpcError::InvalidParams("q must not be empty".into()));
2411 }
2412 let cursor = SearchCursor::from_token(q.cursor.as_deref())
2413 .map_err(|e| XrpcError::InvalidParams(format!("cursor: {e}")))?;
2414 let limit = parse_limit(q.limit)?;
2415 let filters = build_search_filters(&q)?;
2416 let permit = state.heavy_permit()?;
2417 let page = state
2418 .search
2419 .search(&q.q, filters, cursor, limit.get())
2420 .await
2421 .map_err(map_search_err)?;
2422 let next = page.next.map(SearchOffset::encode_token);
2423 let owned = state.clone();
2424 let hits = hydrate_stream(page.hits, move |hit| {
2425 let owned = owned.clone();
2426 let uri = hit.uri.clone();
2427 let nsid = hit.nsid.clone();
2428 async move {
2429 let result = hydrate_search_hit(&owned, hit).await;
2430 drop_unhydratable(HitProvenance::Indexed, &nsid, &uri, result)
2431 }
2432 });
2433 Ok(json_stream::<SearchHitView, _>(
2434 "hits",
2435 hits,
2436 paged_tail(next),
2437 permit,
2438 ))
2439}
2440
2441fn build_search_filters(q: &SearchQueryParams) -> Result<SearchFilters, XrpcError> {
2442 let since = q
2443 .since
2444 .as_deref()
2445 .map(parse_rfc3339_seconds)
2446 .transpose()
2447 .map_err(|e| XrpcError::InvalidParams(format!("since: {e}")))?;
2448 let until = q
2449 .until
2450 .as_deref()
2451 .map(parse_rfc3339_seconds)
2452 .transpose()
2453 .map_err(|e| XrpcError::InvalidParams(format!("until: {e}")))?;
2454 if let (Some(s), Some(u)) = (since, until)
2455 && s > u
2456 {
2457 return Err(XrpcError::InvalidParams("since must be <= until".into()));
2458 }
2459 Ok(SearchFilters {
2460 nsid: q.nsid.clone(),
2461 author: q.author.clone(),
2462 repo: q.repo.clone(),
2463 since,
2464 until,
2465 })
2466}
2467
2468fn parse_rfc3339_seconds(raw: &str) -> Result<i64, String> {
2469 chrono::DateTime::parse_from_rfc3339(raw)
2470 .map(|dt| dt.timestamp())
2471 .map_err(|e| format!("expected RFC3339, got {raw}: {e}"))
2472}
2473
2474async fn hydrate_search_hit(
2475 state: &AppState,
2476 hit: SearchHit,
2477) -> Result<Option<SearchHitView>, XrpcError> {
2478 let SearchHit { uri, nsid, score } = hit;
2479 let body = resolve_for_view(state, &nsid, uri).await?;
2480 let record = decode_canon_or_upgrade(&nsid, &body.value, &state.resolver)
2481 .await
2482 .map_err(|err| XrpcError::InvalidRecord(err.to_string()))?;
2483 let Some(value) = SearchableRecord::try_from_record(record) else {
2484 return Ok(None);
2485 };
2486 let Some(value) = value.normalize(&state.resolver).await else {
2487 return Ok(None);
2488 };
2489 Ok(Some(SearchHitView {
2490 uri: body.uri.clone(),
2491 cid: Some(body.cid.clone()),
2492 nsid,
2493 score,
2494 value,
2495 }))
2496}
2497
2498fn map_search_err(err: SearchError) -> XrpcError {
2499 use SearchError as E;
2500 match err {
2501 E::Query(e) => XrpcError::InvalidParams(format!("query: {e}")),
2502 e @ (E::Tantivy(_)
2503 | E::InvalidUri(_)
2504 | E::InvalidNsid(_)
2505 | E::MissingField(_)
2506 | E::Cancelled(_)) => XrpcError::Internal(format!("search: {e}")),
2507 }
2508}
2509
2510fn map_proxy_error(err: KnotProxyError) -> XrpcError {
2511 match err {
2512 KnotProxyError::CircuitOpen => {
2513 XrpcError::UpstreamUnavailable("knot circuit breaker open".into())
2514 }
2515 KnotProxyError::BlockedHost { host, reason } => {
2516 XrpcError::InvalidRecord(format!("knot host {host} is {reason} address space"))
2517 }
2518 KnotProxyError::PlaintextHttp { host } => {
2519 XrpcError::InvalidRecord(format!("knot host {host} requires https"))
2520 }
2521 KnotProxyError::Connect(e) => XrpcError::UpstreamUnavailable(format!("connect: {e}")),
2522 KnotProxyError::Timeout(e) => {
2523 XrpcError::UpstreamUnavailable(format!("upstream timeout: {e}"))
2524 }
2525 KnotProxyError::Redirect(e) => XrpcError::UpstreamUnavailable(format!("redirect: {e}")),
2526 KnotProxyError::Transport(e) => XrpcError::UpstreamUnavailable(format!("transport: {e}")),
2527 KnotProxyError::Upstream(s) => XrpcError::UpstreamUnavailable(format!("status {s}")),
2528 }
2529}
2530
2531fn validate_client_supplied_knot(state: &AppState, host: &KnotHost) -> Result<(), XrpcError> {
2532 let host_str = || host.url().host_str().unwrap_or_default().to_owned();
2533 if state.knots.requires_https() && host.url().scheme() != "https" {
2534 return Err(XrpcError::InvalidParams(format!(
2535 "knot host {} must be https",
2536 host_str(),
2537 )));
2538 }
2539 if state.knots.allows_private_hosts() {
2540 return Ok(());
2541 }
2542 match host.private_literal_reason() {
2543 None => Ok(()),
2544 Some(reason) => Err(XrpcError::InvalidParams(format!(
2545 "knot host {} blocked: {} address space",
2546 host_str(),
2547 reason,
2548 ))),
2549 }
2550}
2551
2552async fn resolve_knot_target(
2553 state: &AppState,
2554 repo_uri: AtUri<DefaultStr>,
2555) -> Result<(KnotHost, RepoSlug), XrpcError> {
2556 let rkey: Option<Rkey<DefaultStr>> = repo_uri.rkey().map(|r| r.clone().into_static());
2557 let (body, did) = resolve(state, ExpectedNsid::from_static(RepoRecord::NSID), repo_uri).await?;
2558 let value: Repo<DefaultStr> = serde_json::from_slice(&body.value)
2559 .map_err(|e| XrpcError::InvalidRecord(format!("decode repo record: {e}")))?;
2560 let host = KnotHost::parse(value.knot.as_ref())
2561 .map_err(|e| XrpcError::InvalidRecord(format!("knot field: {e}")))?;
2562 let name = pick_human_slug(rkey.as_ref(), value.name.as_deref()).ok_or_else(|| {
2563 XrpcError::InvalidRecord("at-uri missing rkey and record missing name".to_string())
2564 })?;
2565 let slug = RepoSlug::new(&did, &name)
2566 .map_err(|e| XrpcError::InvalidRecord(format!("repo slug: {e}")))?;
2567 Ok((host, slug))
2568}
2569
2570fn pick_human_slug(rkey: Option<&Rkey<DefaultStr>>, name: Option<&str>) -> Option<String> {
2571 match rkey {
2572 Some(r) if jacquard_common::types::tid::Tid::new(r.as_ref()).is_ok() => {
2573 Some(name.unwrap_or(r.as_ref()).to_owned())
2574 }
2575 Some(r) => Some(r.as_ref().to_owned()),
2576 None => name.map(str::to_owned),
2577 }
2578}
2579
2580fn filter_request_headers(client: &HeaderMap) -> HeaderMap {
2581 FORWARDED_REQUEST_HEADERS
2582 .iter()
2583 .fold(HeaderMap::new(), |mut acc, name| {
2584 if let Some(value) = client.get(*name) {
2585 acc.insert((*name).clone(), value.clone());
2586 }
2587 acc
2588 })
2589}
2590
2591fn upstream_to_axum(resp: ProxyResponse) -> Response {
2592 let status = resp.status();
2593 let upstream_headers = resp.headers().clone();
2594 let body = Body::from_stream(resp.into_body_stream());
2595 let mut response = Response::builder()
2596 .status(status)
2597 .body(body)
2598 .expect("response body construction must succeed");
2599 let response_headers = response.headers_mut();
2600 PASSTHROUGH_HEADERS.iter().for_each(|name| {
2601 if let Some(value) = upstream_headers.get(*name) {
2602 response_headers.insert((*name).clone(), value.clone());
2603 }
2604 });
2605 response
2606}
2607
2608async fn dispatch_proxy(
2609 state: AppState,
2610 headers: HeaderMap,
2611 nsid: Nsid<DefaultStr>,
2612 host: KnotHost,
2613 params: ProxyParams,
2614) -> Result<Response, XrpcError> {
2615 let forward: Vec<(&str, &str)> = params
2616 .iter()
2617 .map(|(k, v)| (k.as_str(), v.as_str()))
2618 .collect();
2619 let allowed = filter_request_headers(&headers);
2620 let upstream = state
2621 .knots
2622 .forward(&host, &nsid, &forward, allowed)
2623 .await
2624 .map_err(map_proxy_error)?;
2625 Ok(upstream_to_axum(upstream))
2626}
2627
2628fn extract_param(
2629 params: ProxyParams,
2630 key: &str,
2631) -> Result<Option<(String, ProxyParams)>, XrpcError> {
2632 let (matching, rest): (ProxyParams, ProxyParams) =
2633 params.into_iter().partition(|(k, _)| k == key);
2634 match matching.as_slice() {
2635 [] => Ok(None),
2636 [_] => Ok(matching.into_iter().next().map(|(_, v)| (v, rest))),
2637 _ => Err(XrpcError::InvalidParams(format!(
2638 "{key} parameter must appear at most once, got {}",
2639 matching.len(),
2640 ))),
2641 }
2642}
2643
2644async fn proxy_repo_handler(
2645 state: AppState,
2646 headers: HeaderMap,
2647 params: ProxyParams,
2648 nsid: Nsid<DefaultStr>,
2649) -> Result<Response, XrpcError> {
2650 let (repo_raw, rest) = extract_param(params, REPO_PARAM)?
2651 .ok_or_else(|| XrpcError::InvalidParams("missing repo".into()))?;
2652 let repo_uri = parse_uri(&repo_raw)?;
2653 let (host, slug) = resolve_knot_target(&state, repo_uri).await?;
2654 let forward = rest
2655 .into_iter()
2656 .chain(std::iter::once((
2657 REPO_PARAM.to_owned(),
2658 slug.as_str().to_owned(),
2659 )))
2660 .collect();
2661 dispatch_proxy(state, headers, nsid, host, forward).await
2662}
2663
2664async fn proxy_knot_handler(
2665 state: AppState,
2666 headers: HeaderMap,
2667 params: ProxyParams,
2668 nsid: Nsid<DefaultStr>,
2669) -> Result<Response, XrpcError> {
2670 let (knot_raw, forward) = extract_param(params, KNOT_HOST_PARAM)?
2671 .ok_or_else(|| XrpcError::InvalidParams("missing knot".into()))?;
2672 let host =
2673 KnotHost::parse(&knot_raw).map_err(|e| XrpcError::InvalidParams(format!("knot: {e}")))?;
2674 validate_client_supplied_knot(&state, &host)?;
2675 dispatch_proxy(state, headers, nsid, host, forward).await
2676}