g1t/services/repos/src/lifecycle.rs

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1//! A repository's lifecycle after it is made: renaming it, archiving it,
2//! making it public or private, changing or renaming its default branch,
3//! and deleting it with a window to restore it.
4//!
5//! Deleting is soft. The row gets `deleted_at` and `purge_after`
6//! ([`RESTORE_DAYS`] on), every read in the registry leaves it out, git
7//! refuses it, and `repo.deleted` tells every service to stop what runs for
8//! it and hide it. Restoring clears the columns (`repo.restored`). Purging,
9//! by an owner from the Recently deleted list or by the hourly sweep once
10//! `purge_after` has passed, removes the git data from the store, then the
11//! rows (its pull requests' working copies with it) and its redirects, and
12//! announces `repo.purged`, on which services drop what they keep for it.
13//! Until then its name stays taken, so a restore always has its path back.
14//!
15//! A rename is a path change like a transfer: the old path is kept in
16//! `repo_redirects`, the git store key never changes, the tokens of agents
17//! at work on it are moved with identity, and `repo.renamed` is handled by
18//! services with the same helper as `repo.transferred`
19//! (`g1t_kit::transfer`).
20
21use g1t_contracts::audit::{
22 AuditActor, AuditOutcome, AuditTarget, NewAuditEntry, RecordAuditArgs, Surface,
23};
24use g1t_contracts::events::{
25 BranchRenamed, NewEvent, RepoArchived, RepoDefaultBranchChanged, RepoDeleted, RepoPurged,
26 RepoRenamed, RepoRestored, RepoUpdated, RepoVisibilityChanged, WorkspaceDeleted,
27 WorkspaceDeleting, WorkspaceRestored,
28};
29use g1t_contracts::identity::TransferRepoScopesArgs;
30use g1t_contracts::repos::{
31 ArchiveArgs, DeleteArgs, DeletedArgs, DeletedRepo, DeletedRepoArgs, PurgeDueArgs,
32 RESTORE_DAYS, RenameArgs, RenameBranchArgs, Repo, RepoPath, RepoStatus, ResolveBranchArgs,
33 SetDefaultBranchArgs, SetVisibilityArgs, StatusByIdArgs, archived_message,
34 is_valid_branch_name,
35};
36use g1t_contracts::access::{self, Capability, RepoRole};
37use g1t_contracts::time::rfc3339;
38use g1t_contracts::{FailureCode, Outcome, PrincipalKind, Role, User, is_valid_repo_name, new_id};
39use g1t_kit::now_ms;
40use serde::Deserialize;
41use worker::Result;
42use worker::wasm_bindgen::JsValue;
43
44use crate::registry::{Registry, remember_store, store_key};
45use crate::store::{GitRepo, GitStore, Scope};
46use crate::{Repos, SOURCE, UNVERIFIED, git_ops, land, not_found};
47
48use crate::land::EMPTY_PACK;
49
50/// How many pull request working copies follow a change of the default
51/// branch (newest first). Older ones keep the branch they were made with.
52const FORKS_FOLLOWING: u32 = 100;
53
54/// How many deleted repositories one sweep purges.
55const PURGES_PER_SWEEP: u32 = 25;
56
57type Refusal = (FailureCode, String);
58
59/// Who is asking, as far as an owner's or an admin's action cares.
60#[derive(Clone, Copy, Debug)]
61pub struct Asker {
62 /// A person, not a workspace's or an agent's token.
63 pub person: bool,
64 pub verified: bool,
65 /// Their role in the repository's workspace.
66 pub role: Option<Role>,
67 /// Their role on the repository itself (see g1t_contracts::access).
68 /// None where only the workspace is known, as for deleted ones.
69 pub repo_role: Option<RepoRole>,
70}
71
72impl Asker {
73 pub fn of(user: &User, namespace: &str) -> Self {
74 Asker {
75 person: user.kind == PrincipalKind::User,
76 verified: user.verified,
77 role: user.role_in(&namespace.to_lowercase()),
78 repo_role: None,
79 }
80 }
81
82 /// The asker, with their role on `repo`.
83 pub fn on(user: &User, repo: &Repo) -> Self {
84 Asker {
85 repo_role: crate::registry::role(repo, &Some(user.clone())),
86 ..Asker::of(user, &repo.namespace)
87 }
88 }
89}
90
91/// Whether `asker` may `what` ("rename", "archive"...) a repository of
92/// `namespace` that takes `capability`: a verified person with the role
93/// the permission table asks (Admin), and for transferring and deleting,
94/// an owner of the workspace as well.
95pub fn admin_only(asker: Asker, namespace: &str, what: &str, capability: Capability) -> std::result::Result<(), Refusal> {
96 if access::OWNER_ONLY.contains(&capability) {
97 // Someone who can see the repository is told why, not that it is missing.
98 if asker.role.is_none() && asker.repo_role.is_some() && asker.person {
99 return Err((
100 FailureCode::Forbidden,
101 format!("Only an owner of {namespace} can {what} its repositories."),
102 ));
103 }
104 return owner_only(asker, namespace, what);
105 }
106 if asker.role.is_none() && asker.repo_role.is_none() {
107 return Err((FailureCode::NotFound, "Repository not found.".into()));
108 }
109 if !asker.person {
110 return Err((
111 FailureCode::Forbidden,
112 format!("Only a person can {what} a repository. Sign in, or use a personal access token."),
113 ));
114 }
115 if !asker.repo_role.is_some_and(|role| access::allows(role, capability)) {
116 return Err((
117 FailureCode::Forbidden,
118 format!(
119 "You need the {} role on a repository of {namespace} to {what} it.",
120 access::least_role(capability).label()
121 ),
122 ));
123 }
124 if !asker.verified {
125 return Err((FailureCode::Forbidden, UNVERIFIED.into()));
126 }
127 Ok(())
128}
129
130/// Whether `asker` may `what` ("delete", "rename"...) a repository of
131/// `namespace`: a verified person who owns the workspace.
132pub fn owner_only(asker: Asker, namespace: &str, what: &str) -> std::result::Result<(), Refusal> {
133 if asker.role.is_none() {
134 return Err((FailureCode::NotFound, "Repository not found.".into()));
135 }
136 if !asker.person {
137 return Err((
138 FailureCode::Forbidden,
139 format!("Only a person can {what} a repository. Sign in, or use a personal access token."),
140 ));
141 }
142 if asker.role != Some(Role::Owner) {
143 return Err((
144 FailureCode::Forbidden,
145 format!("Only an owner of {namespace} can {what} its repositories."),
146 ));
147 }
148 if !asker.verified {
149 return Err((FailureCode::Forbidden, UNVERIFIED.into()));
150 }
151 Ok(())
152}
153
154/// Whether what was typed to confirm names the repository: its full name,
155/// `namespace/name`, in any case.
156pub fn confirmed(path: &RepoPath, typed: &str) -> bool {
157 typed.trim().to_lowercase() == format!("{}/{}", path.namespace, path.name).to_lowercase()
158}
159
160fn confirm_refusal(path: &RepoPath) -> Refusal {
161 (
162 FailureCode::Invalid,
163 format!("Type {}/{} to confirm.", path.namespace, path.name),
164 )
165}
166
167/// When a repository deleted at `now_ms` is purged.
168pub fn purge_after(now_ms: u64) -> String {
169 rfc3339(now_ms + RESTORE_DAYS * 86_400_000)
170}
171
172/// Whether a repository to be purged at `purge_after` can still be
173/// restored at `now` (both RFC 3339, which compare as text).
174pub fn restorable(purge_after: &str, now: &str) -> bool {
175 now < purge_after
176}
177
178/// Whether a workspace's repositories may go with it: never a protected
179/// workspace's (`protected` is `g1t_contracts::identity::protected_names`),
180/// however the event came to be published.
181pub fn may_go_with_workspace(namespace: &str, protected: &[String]) -> std::result::Result<(), String> {
182 if protected.iter().any(|name| name.eq_ignore_ascii_case(namespace)) {
183 return Err(g1t_contracts::identity::protected_refusal(namespace));
184 }
185 Ok(())
186}
187
188/// Whether a deleted repository comes back when the workspace
189/// `workspace_id` is restored: only if it went with that workspace
190/// (`deleted_with`), not if it was deleted on its own before.
191pub fn comes_back_with(deleted_with: Option<&str>, workspace_id: &str) -> bool {
192 deleted_with == Some(workspace_id)
193}
194
195/// Where a repository is in its life, from its row.
196#[derive(Clone, Copy, Debug, PartialEq, Eq)]
197pub enum State {
198 Active,
199 Archived,
200 /// Deleted, and restorable until purged.
201 Deleted,
202 /// Deleted, and due to be purged by the next sweep.
203 Due,
204}
205
206pub fn state(archived_at: Option<&str>, deleted: Option<(&str, &str)>, now: &str) -> State {
207 match deleted {
208 Some((_, purge_after)) if !restorable(purge_after, now) => State::Due,
209 Some(_) => State::Deleted,
210 None if archived_at.is_some() => State::Archived,
211 None => State::Active,
212 }
213}
214
215/// What holds a name in a workspace.
216#[derive(Clone, Copy, Debug, PartialEq, Eq)]
217pub enum Held {
218 Free,
219 ByRepo,
220 /// A repository deleted but not yet purged.
221 ByDeleted,
222}
223
224/// The name a repository at `current` can be renamed to, tidied, or why
225/// not.
226pub fn new_name(namespace: &str, current: &str, wanted: &str, held: Held) -> std::result::Result<String, Refusal> {
227 let name = wanted.trim().to_lowercase();
228 if !is_valid_repo_name(&name) {
229 return Err((
230 FailureCode::Invalid,
231 "Use letters, digits, dots, hyphens and underscores only.".into(),
232 ));
233 }
234 if name == current {
235 return Err((FailureCode::Invalid, format!("It is already called {name}.")));
236 }
237 match held {
238 Held::Free => Ok(name),
239 Held::ByRepo => Err((
240 FailureCode::Conflict,
241 format!("{namespace} already has a repository named {name}."),
242 )),
243 Held::ByDeleted => Err((
244 FailureCode::Conflict,
245 format!(
246 "{namespace}/{name} was deleted recently and can still be restored. Restore it and rename it, or delete it permanently from the workspace's Recently deleted list first."
247 ),
248 )),
249 }
250}
251
252/// Why a write to `repo` is refused because it is archived, if it is.
253pub fn archived_refusal(repo: &Repo) -> Option<Refusal> {
254 repo.archived()
255 .then(|| (FailureCode::Forbidden, archived_message(&repo.namespace, &repo.name)))
256}
257
258/// Everything that decides whether a repository may go private or public.
259#[derive(Debug, Default)]
260pub struct VisibilityFacts {
261 pub to_private: bool,
262 /// The workspace is on no plan, so its private storage is capped.
263 pub free: bool,
264 /// What its private repositories hold now.
265 pub private_bytes: i64,
266 /// What this repository holds.
267 pub bytes: i64,
268 /// What a free workspace's private repositories may hold.
269 pub free_private_bytes: i64,
270}
271
272/// Whether the visibility change `facts` describe may happen.
273pub fn visibility_check(namespace: &str, facts: &VisibilityFacts) -> std::result::Result<(), Refusal> {
274 if facts.to_private
275 && facts.free
276 && git_ops::storage_full(facts.private_bytes + facts.bytes, facts.free_private_bytes)
277 {
278 return Err((
279 FailureCode::PaymentRequired,
280 format!(
281 "{namespace}'s private repositories would hold {:.2} GB, more than the {:.0} GB a free workspace has. Start the g1t plan in {namespace}, or keep the repository public.",
282 (facts.private_bytes + facts.bytes) as f64 / 1e9,
283 facts.free_private_bytes as f64 / 1e9,
284 ),
285 ));
286 }
287 Ok(())
288}
289
290/// Whether `from` can be renamed to `to` in a repository whose branches
291/// are `branches`. `to` is tidied of surrounding space.
292pub fn branch_rename(from: &str, to: &str, branches: &[String]) -> std::result::Result<String, Refusal> {
293 let to = to.trim().to_owned();
294 if !branches.iter().any(|branch| branch == from) {
295 return Err((FailureCode::NotFound, format!("There is no branch named {from}.")));
296 }
297 if !is_valid_branch_name(&to) {
298 return Err((
299 FailureCode::Invalid,
300 format!("{to:?} cannot be a branch name. Use letters, digits, '/', '-', '_' and '.', and no spaces."),
301 ));
302 }
303 if to == from {
304 return Err((FailureCode::Invalid, format!("It is already called {to}.")));
305 }
306 if branches.contains(&to) {
307 return Err((FailureCode::Conflict, format!("There is already a branch named {to}.")));
308 }
309 Ok(to)
310}
311
312/// The row of a deleted repository.
313#[derive(Deserialize)]
314struct DeletedRow {
315 id: String,
316 namespace: String,
317 name: String,
318 description: Option<String>,
319 is_private: u8,
320 deleted_at: String,
321 #[serde(default)]
322 deleted_by: Option<String>,
323 purge_after: String,
324 #[serde(default)]
325 deleted_with: Option<String>,
326}
327
328impl From<DeletedRow> for DeletedRepo {
329 fn from(row: DeletedRow) -> Self {
330 DeletedRepo {
331 id: row.id,
332 namespace: row.namespace,
333 name: row.name,
334 description: row.description,
335 is_private: row.is_private != 0,
336 deleted_at: row.deleted_at,
337 deleted_by: row.deleted_by.unwrap_or_default(),
338 purge_after: row.purge_after,
339 }
340 }
341}
342
343const DELETED_COLUMNS: &str =
344 "id, namespace, name, description, is_private, deleted_at, deleted_by, purge_after, deleted_with";
345
346impl Registry {
347 /// Deletes a repository and its pull requests' working copies, softly.
348 pub async fn soft_delete(&self, id: &str, by: &str, at: &str, purge_after: &str) -> Result<()> {
349 self.db
350 .prepare(
351 "UPDATE repos SET deleted_at = ?1, deleted_by = ?2, purge_after = ?3
352 WHERE (id = ?4 OR fork_of = ?4) AND deleted_at IS NULL",
353 )
354 .bind(&[at.into(), by.into(), purge_after.into(), id.into()])?
355 .run()
356 .await?;
357 Ok(())
358 }
359
360 /// Brings a deleted repository and its working copies back.
361 pub async fn undelete(&self, id: &str) -> Result<()> {
362 self.db
363 .prepare(
364 "UPDATE repos SET deleted_at = NULL, deleted_by = NULL, purge_after = NULL
365 WHERE id = ?1 OR fork_of = ?1",
366 )
367 .bind(&[id.into()])?
368 .run()
369 .await?;
370 Ok(())
371 }
372
373 /// Deletes every live repository of `namespace`, and the working
374 /// copies of its repositories, softly, each marked as gone with the
375 /// workspace `workspace_id`. Those already deleted are left as they
376 /// are. Returns every repository so marked, this time or before, so a
377 /// delivery again tells services again.
378 pub async fn delete_with_workspace(
379 &self,
380 namespace: &str,
381 workspace_id: &str,
382 by: &str,
383 at: &str,
384 purge_after: &str,
385 ) -> Result<Vec<DeletedRepo>> {
386 self.db
387 .prepare(
388 "UPDATE repos SET deleted_at = ?1, deleted_by = ?2, purge_after = ?3, deleted_with = ?4
389 WHERE deleted_at IS NULL
390 AND (namespace = ?5 OR fork_of IN (SELECT id FROM repos WHERE namespace = ?5))",
391 )
392 .bind(&[at.into(), by.into(), purge_after.into(), workspace_id.into(), namespace.into()])?
393 .run()
394 .await?;
395 self.deleted_with(workspace_id).await
396 }
397
398 /// The repositories deleted with the workspace `workspace_id`.
399 pub async fn deleted_with(&self, workspace_id: &str) -> Result<Vec<DeletedRepo>> {
400 Ok(self
401 .db
402 .prepare(format!(
403 "SELECT {DELETED_COLUMNS} FROM repos WHERE deleted_with = ? AND fork_of IS NULL"
404 ))
405 .bind(&[workspace_id.into()])?
406 .all()
407 .await?
408 .results::<DeletedRow>()?
409 .into_iter()
410 .filter(|row| comes_back_with(row.deleted_with.as_deref(), workspace_id))
411 .map(DeletedRepo::from)
412 .collect())
413 }
414
415 /// Brings back the repositories, and their working copies, deleted
416 /// with the workspace `workspace_id`, and only those.
417 pub async fn undelete_with_workspace(&self, workspace_id: &str) -> Result<()> {
418 self.db
419 .prepare(
420 "UPDATE repos SET deleted_at = NULL, deleted_by = NULL, purge_after = NULL, deleted_with = NULL
421 WHERE deleted_with = ?",
422 )
423 .bind(&[workspace_id.into()])?
424 .run()
425 .await?;
426 Ok(())
427 }
428
429 /// A workspace's deleted repositories, newest first.
430 pub async fn deleted_in(&self, namespace: &str) -> Result<Vec<DeletedRepo>> {
431 Ok(self
432 .db
433 .prepare(format!(
434 "SELECT {DELETED_COLUMNS} FROM repos
435 WHERE namespace = ? AND deleted_at IS NOT NULL AND fork_of IS NULL
436 ORDER BY deleted_at DESC LIMIT 200"
437 ))
438 .bind(&[namespace.to_lowercase().into()])?
439 .all()
440 .await?
441 .results::<DeletedRow>()?
442 .into_iter()
443 .map(DeletedRepo::from)
444 .collect())
445 }
446
447 /// The deleted repository at `path`, if that is what holds it.
448 pub async fn deleted_at(&self, path: &RepoPath) -> Result<Option<DeletedRepo>> {
449 Ok(self
450 .db
451 .prepare(format!(
452 "SELECT {DELETED_COLUMNS} FROM repos
453 WHERE namespace = ? AND name = ? AND deleted_at IS NOT NULL AND fork_of IS NULL"
454 ))
455 .bind(&[
456 path.namespace.to_lowercase().into(),
457 path.name.to_lowercase().into(),
458 ])?
459 .first::<DeletedRow>(None)
460 .await?
461 .map(DeletedRepo::from))
462 }
463
464 /// Deleted repositories whose time to be restored has passed.
465 pub async fn due(&self, now: &str, limit: u32) -> Result<Vec<DeletedRepo>> {
466 Ok(self
467 .db
468 .prepare(format!(
469 "SELECT {DELETED_COLUMNS} FROM repos
470 WHERE deleted_at IS NOT NULL AND purge_after <= ? AND fork_of IS NULL
471 ORDER BY purge_after LIMIT ?"
472 ))
473 .bind(&[now.into(), limit.into()])?
474 .all()
475 .await?
476 .results::<DeletedRow>()?
477 .into_iter()
478 .map(DeletedRepo::from)
479 .collect())
480 }
481
482 /// Every deleted repository left in a workspace, for when the
483 /// workspace itself is deleted.
484 pub async fn deleted_ids_in(&self, namespace: &str) -> Result<Vec<DeletedRepo>> {
485 self.deleted_in(namespace).await
486 }
487
488 /// The git store keys of a repository and of its working copies.
489 pub async fn store_keys(&self, id: &str) -> Result<Vec<String>> {
490 #[derive(Deserialize)]
491 struct Row {
492 namespace: String,
493 name: String,
494 #[serde(default)]
495 store: Option<String>,
496 }
497 Ok(self
498 .db
499 .prepare("SELECT namespace, name, store FROM repos WHERE id = ?1 OR fork_of = ?1")
500 .bind(&[id.into()])?
501 .all()
502 .await?
503 .results::<Row>()?
504 .into_iter()
505 .map(|row| row.store.unwrap_or_else(|| format!("{}--{}", row.namespace, row.name)))
506 .collect())
507 }
508
509 /// Forgets a purged repository: its rows, its working copies' rows and
510 /// every redirect to it.
511 pub async fn erase(&self, id: &str) -> Result<()> {
512 self.db
513 .batch(vec![
514 self.db.prepare("DELETE FROM repos WHERE fork_of = ?1").bind(&[id.into()])?,
515 self.db.prepare("DELETE FROM repos WHERE id = ?1").bind(&[id.into()])?,
516 self.db
517 .prepare("DELETE FROM repo_redirects WHERE repo_id = ?1")
518 .bind(&[id.into()])?,
519 self.db
520 .prepare("DELETE FROM branch_redirects WHERE repo_id = ?1")
521 .bind(&[id.into()])?,
522 ])
523 .await?;
524 Ok(())
525 }
526
527 /// Renames a repository, keeping its old path as a redirect. Any
528 /// redirect held by the new path gives way.
529 pub async fn rename(&self, repo: &Repo, name: &str) -> Result<()> {
530 let now = rfc3339(now_ms());
531 self.db
532 .batch(vec![
533 self.db
534 .prepare("UPDATE repos SET name = ? WHERE id = ? AND name = ?")
535 .bind(&[name.into(), repo.id.as_str().into(), repo.name.as_str().into()])?,
536 self.db
537 .prepare("DELETE FROM repo_redirects WHERE namespace = ? AND name = ?")
538 .bind(&[repo.namespace.as_str().into(), name.into()])?,
539 self.db
540 .prepare(
541 "INSERT OR REPLACE INTO repo_redirects (namespace, name, repo_id, created_at)
542 VALUES (?, ?, ?, ?)",
543 )
544 .bind(&[
545 repo.namespace.as_str().into(),
546 repo.name.as_str().into(),
547 repo.id.as_str().into(),
548 now.as_str().into(),
549 ])?,
550 ])
551 .await?;
552 Ok(())
553 }
554
555 pub async fn set_archived(&self, id: &str, at: Option<&str>) -> Result<()> {
556 self.db
557 .prepare("UPDATE repos SET archived_at = ? WHERE id = ?")
558 .bind(&[at.map_or(JsValue::NULL, JsValue::from), id.into()])?
559 .run()
560 .await?;
561 Ok(())
562 }
563
564 /// Makes a repository and its working copies public or private.
565 pub async fn set_private(&self, id: &str, private: bool) -> Result<()> {
566 self.db
567 .prepare("UPDATE repos SET is_private = ?1 WHERE id = ?2 OR fork_of = ?2")
568 .bind(&[u32::from(private).into(), id.into()])?
569 .run()
570 .await?;
571 Ok(())
572 }
573
574 pub async fn set_default_branch(&self, id: &str, branch: &str) -> Result<()> {
575 self.db
576 .prepare("UPDATE repos SET default_branch = ? WHERE id = ?")
577 .bind(&[branch.into(), id.into()])?
578 .run()
579 .await?;
580 Ok(())
581 }
582
583 /// Working copies of a repository, newest first, at most `limit`.
584 pub async fn forks_of(&self, id: &str, limit: u32) -> Result<Vec<Repo>> {
585 let rows = self
586 .db
587 .prepare(
588 "SELECT * FROM repos WHERE fork_of = ? AND deleted_at IS NULL AND retired_at IS NULL
589 ORDER BY created_at DESC LIMIT ?",
590 )
591 .bind(&[id.into(), limit.into()])?
592 .all()
593 .await?
594 .results::<crate::registry::RepoRow>()?;
595 Ok(rows.into_iter().map(Repo::from).collect())
596 }
597
598 /// Records that `from` is now called `to`. Redirects that pointed at
599 /// `from` point at `to`, and one held by `to` itself ends.
600 pub async fn add_branch_redirect(&self, repo_id: &str, from: &str, to: &str) -> Result<()> {
601 let now = rfc3339(now_ms());
602 self.db
603 .batch(vec![
604 self.db
605 .prepare("DELETE FROM branch_redirects WHERE repo_id = ? AND branch = ?")
606 .bind(&[repo_id.into(), to.into()])?,
607 self.db
608 .prepare("UPDATE branch_redirects SET now = ? WHERE repo_id = ? AND now = ?")
609 .bind(&[to.into(), repo_id.into(), from.into()])?,
610 self.db
611 .prepare(
612 "INSERT OR REPLACE INTO branch_redirects (repo_id, branch, now, created_at)
613 VALUES (?, ?, ?, ?)",
614 )
615 .bind(&[repo_id.into(), from.into(), to.into(), now.as_str().into()])?,
616 ])
617 .await?;
618 Ok(())
619 }
620
621 pub async fn branch_redirect(&self, repo_id: &str, branch: &str) -> Result<Option<String>> {
622 #[derive(Deserialize)]
623 struct Row {
624 now: String,
625 }
626 Ok(self
627 .db
628 .prepare("SELECT now FROM branch_redirects WHERE repo_id = ? AND branch = ?")
629 .bind(&[repo_id.into(), branch.into()])?
630 .first::<Row>(None)
631 .await?
632 .map(|row| row.now))
633 }
634
635 /// Whether a repository is archived or deleted; unknown is deleted.
636 pub async fn status(&self, id: &str) -> Result<RepoStatus> {
637 #[derive(Deserialize)]
638 struct Row {
639 #[serde(default)]
640 archived_at: Option<String>,
641 #[serde(default)]
642 deleted_at: Option<String>,
643 }
644 Ok(self
645 .db
646 .prepare("SELECT archived_at, deleted_at FROM repos WHERE id = ?")
647 .bind(&[id.into()])?
648 .first::<Row>(None)
649 .await?
650 .map_or(
651 RepoStatus {
652 archived: false,
653 deleted: true,
654 },
655 |row| RepoStatus {
656 archived: row.archived_at.is_some(),
657 deleted: row.deleted_at.is_some(),
658 },
659 ))
660 }
661}
662
663/// An audit entry for something done to a repository.
664fn entry(actor: AuditActor, action: &str, surface: Option<Surface>, path: &RepoPath, rule: &str, message: String) -> NewAuditEntry {
665 NewAuditEntry {
666 actor,
667 action: action.to_owned(),
668 surface: surface.unwrap_or(Surface::Web),
669 target: AuditTarget {
670 workspace: path.namespace.clone(),
671 repo: Some(format!("{}/{}", path.namespace, path.name)),
672 ..AuditTarget::default()
673 },
674 outcome: AuditOutcome::Allowed,
675 rule: rule.to_owned(),
676 result: Some("ok".to_owned()),
677 message: Some(message),
678 request_id: new_id("req", now_ms()),
679 }
680}
681
682/// g1t itself, as the actor of what its schedule does.
683fn g1t_actor() -> AuditActor {
684 AuditActor::system()
685}
686
687fn fail<T>((code, message): Refusal) -> Outcome<T> {
688 Outcome::fail(code, message)
689}
690
691fn path_of(repo: &Repo) -> RepoPath {
692 RepoPath {
693 namespace: repo.namespace.clone(),
694 name: repo.name.clone(),
695 }
696}
697
698impl<S: GitStore> Repos<S> {
699 pub(crate) async fn record(&self, entries: Vec<NewAuditEntry>) {
700 let recorded: Result<u32> =
701 g1t_kit::call(&self.events, "audit_record", &RecordAuditArgs { entries }).await;
702 if let Err(error) = recorded {
703 worker::console_error!("audit entries not recorded: {error}");
704 }
705 }
706
707 /// The repository at `path` an admin is acting on: found, not a
708 /// working copy, and the actor allowed `capability` on it (Admin, and
709 /// for deleting, an owner of its workspace).
710 async fn owned(
711 &self,
712 actor: &User,
713 path: &RepoPath,
714 what: &str,
715 capability: Capability,
716 ) -> Result<std::result::Result<Repo, Refusal>> {
717 let viewer = Some(actor.clone());
718 let Some(repo) = self.readable(path, &viewer).await? else {
719 return Ok(Err((FailureCode::NotFound, "Repository not found.".into())));
720 };
721 if repo.fork_of.is_some() {
722 return Ok(Err((FailureCode::NotFound, "Repository not found.".into())));
723 }
724 if let Err(refusal) = admin_only(Asker::on(actor, &repo), &repo.namespace, what, capability) {
725 return Ok(Err(refusal));
726 }
727 Ok(Ok(repo))
728 }
729
730 /// `delete`: see `g1t_contracts::repos::DeleteArgs`.
731 pub(crate) async fn delete(&self, a: DeleteArgs) -> Result<Outcome<DeletedRepo>> {
732 let repo = match self.owned(&a.actor, &a.path, "delete", Capability::Delete).await? {
733 Ok(repo) => repo,
734 Err(refusal) => return Ok(fail(refusal)),
735 };
736 let path = path_of(&repo);
737 if !confirmed(&path, &a.confirm) {
738 return Ok(fail(confirm_refusal(&path)));
739 }
740 let now = now_ms();
741 let at = rfc3339(now);
742 let purge = purge_after(now);
743 self.registry
744 .soft_delete(&repo.id, &a.actor.username, &at, &purge)
745 .await?;
746 self.publish(NewEvent {
747 kind: "repo.deleted",
748 source: SOURCE,
749 repo_id: Some(repo.id.clone()),
750 actor: Some(a.actor.id.clone()),
751 data: RepoDeleted {
752 repo_id: repo.id.clone(),
753 namespace: repo.namespace.clone(),
754 name: repo.name.clone(),
755 is_private: repo.is_private,
756 purge_after: purge.clone(),
757 with_workspace: false,
758 },
759 })
760 .await?;
761 self.record(vec![entry(
762 AuditActor::of(&a.actor),
763 "repo.deleted",
764 a.surface,
765 &path,
766 "owner",
767 format!("Deleted; restorable until {purge}"),
768 )])
769 .await;
770 Ok(Outcome::Ok(DeletedRepo {
771 id: repo.id,
772 namespace: repo.namespace,
773 name: repo.name,
774 description: repo.description,
775 is_private: repo.is_private,
776 deleted_at: at,
777 deleted_by: a.actor.username,
778 purge_after: purge,
779 }))
780 }
781
782 /// `deleted`: see `g1t_contracts::repos::DeletedArgs`.
783 pub(crate) async fn deleted(&self, a: DeletedArgs) -> Result<Vec<DeletedRepo>> {
784 let namespace = a.namespace.to_lowercase();
785 let owner = a
786 .viewer
787 .as_ref()
788 .is_some_and(|user| user.role_in(&namespace) == Some(Role::Owner));
789 if !owner {
790 return Ok(Vec::new());
791 }
792 self.registry.deleted_in(&namespace).await
793 }
794
795 /// The deleted repository an owner is acting on.
796 async fn owned_deleted(
797 &self,
798 actor: &User,
799 path: &RepoPath,
800 what: &str,
801 ) -> Result<std::result::Result<DeletedRepo, Refusal>> {
802 if let Err(refusal) = owner_only(Asker::of(actor, &path.namespace), &path.namespace.to_lowercase(), what) {
803 return Ok(Err(refusal));
804 }
805 Ok(match self.registry.deleted_at(path).await? {
806 Some(deleted) => Ok(deleted),
807 None => Err((
808 FailureCode::NotFound,
809 format!(
810 "{}/{} is not among the workspace's recently deleted repositories.",
811 path.namespace, path.name
812 ),
813 )),
814 })
815 }
816
817 /// `restore`: see `g1t_contracts::repos::DeletedRepoArgs`.
818 pub(crate) async fn restore(&self, a: DeletedRepoArgs) -> Result<Outcome<Repo>> {
819 let deleted = match self.owned_deleted(&a.actor, &a.path, "restore").await? {
820 Ok(deleted) => deleted,
821 Err(refusal) => return Ok(fail(refusal)),
822 };
823 let deleted_state = state(
824 None,
825 Some((&deleted.deleted_at, &deleted.purge_after)),
826 &rfc3339(now_ms()),
827 );
828 if deleted_state == State::Due {
829 return Ok(Outcome::fail(
830 FailureCode::Conflict,
831 format!("{}/{} is being purged and can no longer be restored.", deleted.namespace, deleted.name),
832 ));
833 }
834 self.registry.undelete(&deleted.id).await?;
835 let Some(repo) = self.registry.by_id(&deleted.id).await? else {
836 return Ok(not_found());
837 };
838 self.publish(NewEvent {
839 kind: "repo.restored",
840 source: SOURCE,
841 repo_id: Some(repo.id.clone()),
842 actor: Some(a.actor.id.clone()),
843 data: RepoRestored {
844 repo_id: repo.id.clone(),
845 namespace: repo.namespace.clone(),
846 name: repo.name.clone(),
847 is_private: repo.is_private,
848 with_workspace: false,
849 },
850 })
851 .await?;
852 self.record(vec![entry(
853 AuditActor::of(&a.actor),
854 "repo.restored",
855 a.surface,
856 &path_of(&repo),
857 "owner",
858 format!("Restored; deleted by {} at {}", deleted.deleted_by, deleted.deleted_at),
859 )])
860 .await;
861 Ok(Outcome::Ok(repo))
862 }
863
864 /// `purge`: see `g1t_contracts::repos::DeletedRepoArgs`.
865 pub(crate) async fn purge(&self, a: DeletedRepoArgs) -> Result<Outcome<bool>> {
866 let deleted = match self.owned_deleted(&a.actor, &a.path, "permanently delete").await? {
867 Ok(deleted) => deleted,
868 Err(refusal) => return Ok(fail(refusal)),
869 };
870 let path = RepoPath {
871 namespace: deleted.namespace.clone(),
872 name: deleted.name.clone(),
873 };
874 if !confirmed(&path, a.confirm.as_deref().unwrap_or_default()) {
875 return Ok(fail(confirm_refusal(&path)));
876 }
877 self.purge_now(&deleted, Some(&a.actor.id)).await?;
878 self.record(vec![entry(
879 AuditActor::of(&a.actor),
880 "repo.purged",
881 a.surface,
882 &path,
883 "owner",
884 "Permanently deleted, with its git data".to_owned(),
885 )])
886 .await;
887 Ok(Outcome::Ok(true))
888 }
889
890 /// Removes a deleted repository for good: git data first, so a failure
891 /// leaves it to the next sweep, then its rows; then says so.
892 async fn purge_now(&self, deleted: &DeletedRepo, actor: Option<&str>) -> Result<()> {
893 for key in self.registry.store_keys(&deleted.id).await? {
894 self.store.delete(&key).await?;
895 }
896 self.registry.erase(&deleted.id).await?;
897 // Who had access to it goes with it.
898 if let Some(identity) = &self.identity {
899 let forgotten: Result<bool> = g1t_kit::call(
900 identity,
901 "forget_repo_access",
902 &g1t_contracts::access::ForgetRepoAccessArgs {
903 repo_id: deleted.id.clone(),
904 },
905 )
906 .await;
907 if let Err(error) = forgotten {
908 worker::console_error!("access to {} not forgotten: {error}", deleted.id);
909 }
910 }
911 self.publish(NewEvent {
912 kind: "repo.purged",
913 source: SOURCE,
914 repo_id: Some(deleted.id.clone()),
915 actor: actor.map(str::to_owned),
916 data: RepoPurged {
917 repo_id: deleted.id.clone(),
918 namespace: deleted.namespace.clone(),
919 name: deleted.name.clone(),
920 },
921 })
922 .await
923 }
924
925 /// `purge_due`: see `g1t_contracts::repos::PurgeDueArgs`.
926 pub(crate) async fn purge_due(&self, a: PurgeDueArgs) -> Result<u32> {
927 let limit = a.limit.unwrap_or(PURGES_PER_SWEEP).clamp(1, 100);
928 let due = self.registry.due(&rfc3339(now_ms()), limit).await?;
929 let mut purged = 0;
930 for deleted in due {
931 match self.purge_now(&deleted, None).await {
932 Ok(()) => {
933 purged += 1;
934 let path = RepoPath {
935 namespace: deleted.namespace.clone(),
936 name: deleted.name.clone(),
937 };
938 self.record(vec![entry(
939 g1t_actor(),
940 "repo.purged",
941 None,
942 &path,
943 "schedule",
944 format!("Purged {RESTORE_DAYS} days after {} deleted it", deleted.deleted_by),
945 )])
946 .await;
947 }
948 Err(error) => worker::console_error!("{} not purged: {error}", deleted.id),
949 }
950 }
951 Ok(purged)
952 }
953
954 /// `workspace.deleting`: every live repository of the workspace is
955 /// deleted with it, marked so its restore brings back exactly these,
956 /// and `repo.deleted` (with `with_workspace`) tells services to stop
957 /// what runs for each and hide it. They are purged with the workspace,
958 /// or by the sweep at the same `purge_after`. Never for a protected
959 /// workspace, whoever published it.
960 pub(crate) async fn delete_with_workspace(&self, deleting: &WorkspaceDeleting, protected: &[String]) -> Result<()> {
961 let namespace = deleting.slug.to_lowercase();
962 if let Err(why) = may_go_with_workspace(&namespace, protected) {
963 worker::console_error!("workspace.deleting for {namespace} ignored: {why}");
964 return Ok(());
965 }
966 let marked = self
967 .registry
968 .delete_with_workspace(
969 &namespace,
970 &deleting.workspace_id,
971 &deleting.by,
972 &rfc3339(now_ms()),
973 &deleting.purge_after,
974 )
975 .await?;
976 for repo in marked {
977 self.publish(NewEvent {
978 kind: "repo.deleted",
979 source: SOURCE,
980 repo_id: Some(repo.id.clone()),
981 actor: None,
982 data: RepoDeleted {
983 repo_id: repo.id.clone(),
984 namespace: repo.namespace.clone(),
985 name: repo.name.clone(),
986 is_private: repo.is_private,
987 purge_after: repo.purge_after.clone(),
988 with_workspace: true,
989 },
990 })
991 .await?;
992 }
993 Ok(())
994 }
995
996 /// `workspace.restored`: the repositories deleted with the workspace
997 /// come back, and `repo.restored` (with `with_workspace`) says so for
998 /// each. Ones deleted on their own before stay deleted.
999 pub(crate) async fn restore_with_workspace(&self, restored: &WorkspaceRestored) -> Result<()> {
1000 let marked = self.registry.deleted_with(&restored.workspace_id).await?;
1001 self.registry.undelete_with_workspace(&restored.workspace_id).await?;
1002 for deleted in marked {
1003 let Some(repo) = self.registry.by_id(&deleted.id).await? else {
1004 continue;
1005 };
1006 self.publish(NewEvent {
1007 kind: "repo.restored",
1008 source: SOURCE,
1009 repo_id: Some(repo.id.clone()),
1010 actor: None,
1011 data: RepoRestored {
1012 repo_id: repo.id.clone(),
1013 namespace: repo.namespace.clone(),
1014 name: repo.name.clone(),
1015 is_private: repo.is_private,
1016 with_workspace: true,
1017 },
1018 })
1019 .await?;
1020 }
1021 Ok(())
1022 }
1023
1024 /// `workspace.deleted`: the workspace is purged, and every repository
1025 /// it had goes with it: those deleted with it, those deleted before,
1026 /// and any still live (a `workspace.deleting` that never arrived).
1027 pub(crate) async fn purge_workspace(&self, deleted: &WorkspaceDeleted, protected: &[String]) -> Result<()> {
1028 let namespace = deleted.slug.to_lowercase();
1029 if let Err(why) = may_go_with_workspace(&namespace, protected) {
1030 worker::console_error!("workspace.deleted for {namespace} ignored: {why}");
1031 return Ok(());
1032 }
1033 let now = rfc3339(now_ms());
1034 self.registry
1035 .delete_with_workspace(&namespace, &deleted.workspace_id, "g1t", &now, &now)
1036 .await?;
1037 // A page at a time; one that fails is left to the hourly sweep.
1038 loop {
1039 let page = self.registry.deleted_ids_in(&namespace).await?;
1040 let mut purged = 0;
1041 for repo in &page {
1042 match self.purge_now(repo, None).await {
1043 Ok(()) => purged += 1,
1044 Err(error) => worker::console_error!("{} not purged with its workspace: {error}", repo.id),
1045 }
1046 }
1047 if purged == 0 {
1048 break;
1049 }
1050 }
1051 Ok(())
1052 }
1053
1054 /// `rename`: see `g1t_contracts::repos::RenameArgs`.
1055 pub(crate) async fn rename(&self, a: RenameArgs) -> Result<Outcome<Repo>> {
1056 let repo = match self.owned(&a.actor, &a.path, "rename", Capability::Administer).await? {
1057 Ok(repo) => repo,
1058 Err(refusal) => return Ok(fail(refusal)),
1059 };
1060 let wanted = RepoPath {
1061 namespace: repo.namespace.clone(),
1062 name: a.name.trim().to_lowercase(),
1063 };
1064 let held = match self.registry.by_path_any(&wanted).await? {
1065 None => Held::Free,
1066 Some((_, None)) => Held::ByRepo,
1067 Some((_, Some(_))) => Held::ByDeleted,
1068 };
1069 let name = match new_name(&repo.namespace, &repo.name, &a.name, held) {
1070 Ok(name) => name,
1071 Err(refusal) => return Ok(fail(refusal)),
1072 };
1073 // The git store key stays what it was; the new path must not
1074 // change where it is read from.
1075 let key = store_key(&repo);
1076 self.registry.rename(&repo, &name).await?;
1077 let renamed = Repo {
1078 name: name.clone(),
1079 ..repo.clone()
1080 };
1081 remember_store(&renamed, &key);
1082 let from = path_of(&repo);
1083 let to = path_of(&renamed);
1084 if let Some(identity) = &self.identity {
1085 let moved: Result<bool> = g1t_kit::call(
1086 identity,
1087 "transfer_repo_scopes",
1088 &TransferRepoScopesArgs {
1089 from: from.clone(),
1090 to: to.clone(),
1091 },
1092 )
1093 .await;
1094 if let Err(error) = moved {
1095 worker::console_error!("agent scopes for {} not moved: {error}", repo.id);
1096 }
1097 }
1098 self.publish(NewEvent {
1099 kind: "repo.renamed",
1100 source: SOURCE,
1101 repo_id: Some(repo.id.clone()),
1102 actor: Some(a.actor.id.clone()),
1103 data: RepoRenamed {
1104 repo_id: repo.id.clone(),
1105 namespace: repo.namespace.clone(),
1106 from: repo.name.clone(),
1107 to: name.clone(),
1108 },
1109 })
1110 .await?;
1111 self.record(vec![entry(
1112 AuditActor::of(&a.actor),
1113 "repo.renamed",
1114 a.surface,
1115 &to,
1116 "owner",
1117 format!("Renamed from {}/{}", from.namespace, from.name),
1118 )])
1119 .await;
1120 Ok(Outcome::Ok(renamed))
1121 }
1122
1123 /// `archive`: see `g1t_contracts::repos::ArchiveArgs`.
1124 pub(crate) async fn archive(&self, a: ArchiveArgs) -> Result<Outcome<Repo>> {
1125 let what = if a.archived { "archive" } else { "unarchive" };
1126 let repo = match self.owned(&a.actor, &a.path, what, Capability::Administer).await? {
1127 Ok(repo) => repo,
1128 Err(refusal) => return Ok(fail(refusal)),
1129 };
1130 if repo.archived() == a.archived {
1131 return Ok(Outcome::Ok(repo));
1132 }
1133 let at = a.archived.then(|| rfc3339(now_ms()));
1134 self.registry.set_archived(&repo.id, at.as_deref()).await?;
1135 let changed = Repo {
1136 archived_at: at,
1137 ..repo
1138 };
1139 let kind = if a.archived { "repo.archived" } else { "repo.unarchived" };
1140 self.publish(NewEvent {
1141 kind,
1142 source: SOURCE,
1143 repo_id: Some(changed.id.clone()),
1144 actor: Some(a.actor.id.clone()),
1145 data: RepoArchived {
1146 repo_id: changed.id.clone(),
1147 namespace: changed.namespace.clone(),
1148 name: changed.name.clone(),
1149 archived: a.archived,
1150 },
1151 })
1152 .await?;
1153 self.record(vec![entry(
1154 AuditActor::of(&a.actor),
1155 kind,
1156 a.surface,
1157 &path_of(&changed),
1158 "owner",
1159 if a.archived {
1160 "Archived: read-only".to_owned()
1161 } else {
1162 "Unarchived".to_owned()
1163 },
1164 )])
1165 .await;
1166 Ok(Outcome::Ok(changed))
1167 }
1168
1169 /// `set_visibility`: see `g1t_contracts::repos::SetVisibilityArgs`.
1170 pub(crate) async fn set_visibility(&self, a: SetVisibilityArgs) -> Result<Outcome<Repo>> {
1171 let repo = match self.owned(&a.actor, &a.path, "change the visibility of", Capability::Administer).await? {
1172 Ok(repo) => repo,
1173 Err(refusal) => return Ok(fail(refusal)),
1174 };
1175 if !confirmed(&path_of(&repo), &a.confirm) {
1176 return Ok(fail(confirm_refusal(&path_of(&repo))));
1177 }
1178 self.change_visibility(repo, a.is_private, &a.actor, a.surface).await
1179 }
1180
1181 /// Makes `repo` public or private, if the workspace's storage allows,
1182 /// and says so: `repo.updated` and `repo.visibility_changed`. The
1183 /// caller has checked the actor may.
1184 pub(crate) async fn change_visibility(
1185 &self,
1186 repo: Repo,
1187 private: bool,
1188 actor: &User,
1189 surface: Option<Surface>,
1190 ) -> Result<Outcome<Repo>> {
1191 if repo.is_private == private {
1192 return Ok(Outcome::Ok(repo));
1193 }
1194 let facts = if private {
1195 VisibilityFacts {
1196 to_private: true,
1197 free: git_ops::is_free(self.billing.as_ref(), &repo.namespace).await,
1198 private_bytes: self.registry.private_bytes(&repo.namespace).await.unwrap_or(0),
1199 bytes: self.registry.stored_bytes(&repo.id).await?,
1200 free_private_bytes: self.free_private_bytes,
1201 }
1202 } else {
1203 VisibilityFacts::default()
1204 };
1205 if let Err(refusal) = visibility_check(&repo.namespace, &facts) {
1206 return Ok(fail(refusal));
1207 }
1208 self.registry.set_private(&repo.id, private).await?;
1209 let changed = Repo {
1210 is_private: private,
1211 ..repo
1212 };
1213 self.publish(NewEvent {
1214 kind: "repo.updated",
1215 source: SOURCE,
1216 repo_id: Some(changed.id.clone()),
1217 actor: Some(actor.id.clone()),
1218 data: RepoUpdated {
1219 repo_id: changed.id.clone(),
1220 namespace: changed.namespace.clone(),
1221 name: changed.name.clone(),
1222 is_private: private,
1223 visibility_changed: true,
1224 },
1225 })
1226 .await?;
1227 self.publish(NewEvent {
1228 kind: "repo.visibility_changed",
1229 source: SOURCE,
1230 repo_id: Some(changed.id.clone()),
1231 actor: Some(actor.id.clone()),
1232 data: RepoVisibilityChanged {
1233 repo_id: changed.id.clone(),
1234 is_private: private,
1235 },
1236 })
1237 .await?;
1238 self.record(vec![entry(
1239 AuditActor::of(actor),
1240 "repo.visibility_changed",
1241 surface,
1242 &path_of(&changed),
1243 "owner",
1244 if private { "Made private".to_owned() } else { "Made public".to_owned() },
1245 )])
1246 .await;
1247 Ok(Outcome::Ok(changed))
1248 }
1249
1250 /// The repository at `path` someone is changing the branches of:
1251 /// found, not a working copy, the actor allowed `capability` on it
1252 /// (Push to rename a branch, Administer to change the default),
1253 /// verified, and not archived.
1254 async fn writable_by(
1255 &self,
1256 actor: &User,
1257 path: &RepoPath,
1258 capability: Capability,
1259 ) -> Result<std::result::Result<Repo, Refusal>> {
1260 let viewer = Some(actor.clone());
1261 let Some(repo) = self.readable(path, &viewer).await? else {
1262 return Ok(Err((FailureCode::NotFound, "Repository not found.".into())));
1263 };
1264 if repo.fork_of.is_some() || !crate::registry::can(&repo, &viewer, capability) {
1265 return Ok(Err((
1266 FailureCode::Forbidden,
1267 access::needs(capability, &format!("{}/{}", repo.namespace, repo.name)),
1268 )));
1269 }
1270 if !actor.verified {
1271 return Ok(Err((FailureCode::Forbidden, UNVERIFIED.into())));
1272 }
1273 if let Some(refusal) = archived_refusal(&repo) {
1274 return Ok(Err(refusal));
1275 }
1276 // Moving between namespaces: wait for it (moves.rs).
1277 self.unpaused(repo).await
1278 }
1279
1280 /// `set_default_branch`: see `g1t_contracts::repos::SetDefaultBranchArgs`.
1281 pub(crate) async fn set_default_branch(&self, a: SetDefaultBranchArgs) -> Result<Outcome<Repo>> {
1282 let repo = match self.writable_by(&a.actor, &a.path, Capability::Administer).await? {
1283 Ok(repo) => repo,
1284 Err(refusal) => return Ok(fail(refusal)),
1285 };
1286 let branch = a.branch.trim().to_owned();
1287 if branch == repo.default_branch {
1288 return Ok(Outcome::Ok(repo));
1289 }
1290 let git = self.store.open(&store_key(&repo)).await?;
1291 if !git.branches().await?.iter().any(|b| b.name == branch) {
1292 return Ok(Outcome::fail(
1293 FailureCode::Invalid,
1294 format!("There is no branch named {branch}. Push it first."),
1295 ));
1296 }
1297 self.registry.set_default_branch(&repo.id, &branch).await?;
1298 // HEAD in what git is told follows it.
1299 self.refs_moved(&repo.id).await;
1300 let from = repo.default_branch.clone();
1301 let changed = Repo {
1302 default_branch: branch.clone(),
1303 ..repo
1304 };
1305 self.forks_follow(&changed, &from, &branch, false).await;
1306 self.publish(NewEvent {
1307 kind: "repo.default_branch_changed",
1308 source: SOURCE,
1309 repo_id: Some(changed.id.clone()),
1310 actor: Some(a.actor.id.clone()),
1311 data: RepoDefaultBranchChanged {
1312 repo_id: changed.id.clone(),
1313 from: from.clone(),
1314 to: branch.clone(),
1315 renamed: false,
1316 },
1317 })
1318 .await?;
1319 self.record(vec![entry(
1320 AuditActor::of(&a.actor),
1321 "repo.default_branch_changed",
1322 a.surface,
1323 &path_of(&changed),
1324 "member",
1325 format!("Default branch changed from {from} to {branch}"),
1326 )])
1327 .await;
1328 Ok(Outcome::Ok(changed))
1329 }
1330
1331 /// `rename_branch`: see `g1t_contracts::repos::RenameBranchArgs`.
1332 pub(crate) async fn rename_branch(&self, a: RenameBranchArgs) -> Result<Outcome<Repo>> {
1333 let repo = match self.writable_by(&a.actor, &a.path, Capability::Push).await? {
1334 Ok(repo) => repo,
1335 Err(refusal) => return Ok(fail(refusal)),
1336 };
1337 let from = a.from.trim().to_owned();
1338 let is_default = from == repo.default_branch;
1339 if is_default
1340 && let Err(refusal) = admin_only(
1341 Asker::on(&a.actor, &repo),
1342 &repo.namespace,
1343 "rename the default branch of",
1344 Capability::Administer,
1345 )
1346 {
1347 return Ok(fail(refusal));
1348 }
1349 let git = self.store.open(&store_key(&repo)).await?;
1350 let branches = git.branches().await?;
1351 let names: Vec<String> = branches.iter().map(|b| b.name.clone()).collect();
1352 let to = match branch_rename(&from, &a.to, &names) {
1353 Ok(to) => to,
1354 Err(refusal) => return Ok(fail(refusal)),
1355 };
1356 let Some(head) = branches.iter().find(|b| b.name == from).map(|b| b.hash.clone()) else {
1357 return Ok(not_found());
1358 };
1359 let access = git.access(Scope::Write).await?;
1360 let made = land::push_pack(&access, &to, None, &head, EMPTY_PACK.to_vec()).await?;
1361 self.refs_moved(&repo.id).await;
1362 if let Err(reason) = made {
1363 return Ok(Outcome::fail(FailureCode::Conflict, format!("{to} could not be made: {reason}")));
1364 }
1365 // The default moves before the old name goes, so it never names a
1366 // branch that is not there.
1367 if is_default {
1368 self.registry.set_default_branch(&repo.id, &to).await?;
1369 }
1370 let removed = land::delete_ref(&access, &from, &head).await;
1371 self.refs_moved(&repo.id).await;
1372 if let Err(reason) = removed? {
1373 worker::console_error!("{from} not removed after renaming it to {to}: {reason}");
1374 }
1375 self.registry.add_branch_redirect(&repo.id, &from, &to).await?;
1376 let changed = if is_default {
1377 Repo {
1378 default_branch: to.clone(),
1379 ..repo
1380 }
1381 } else {
1382 repo
1383 };
1384 if is_default {
1385 self.forks_follow(&changed, &from, &to, true).await;
1386 }
1387 self.publish(NewEvent {
1388 kind: "branch.renamed",
1389 source: SOURCE,
1390 repo_id: Some(changed.id.clone()),
1391 actor: Some(a.actor.id.clone()),
1392 data: BranchRenamed {
1393 repo_id: changed.id.clone(),
1394 from: from.clone(),
1395 to: to.clone(),
1396 default_branch: is_default,
1397 },
1398 })
1399 .await?;
1400 if is_default {
1401 self.publish(NewEvent {
1402 kind: "repo.default_branch_changed",
1403 source: SOURCE,
1404 repo_id: Some(changed.id.clone()),
1405 actor: Some(a.actor.id.clone()),
1406 data: RepoDefaultBranchChanged {
1407 repo_id: changed.id.clone(),
1408 from: from.clone(),
1409 to: to.clone(),
1410 renamed: true,
1411 },
1412 })
1413 .await?;
1414 }
1415 self.record(vec![entry(
1416 AuditActor::of(&a.actor),
1417 "branch.renamed",
1418 a.surface,
1419 &path_of(&changed),
1420 if is_default { "owner" } else { "member" },
1421 format!("Branch {from} renamed to {to}"),
1422 )])
1423 .await;
1424 Ok(Outcome::Ok(changed))
1425 }
1426
1427 /// Pull requests' working copies name their branch after the default
1428 /// branch of the repository they came from. When it changes, the
1429 /// newest of them get a branch of the new name at the same commit (and,
1430 /// for a rename, lose the old one), so agents and merges find it.
1431 /// Best effort: a copy that cannot follow is logged and left.
1432 async fn forks_follow(&self, repo: &Repo, from: &str, to: &str, renamed: bool) {
1433 let forks = match self.registry.forks_of(&repo.id, FORKS_FOLLOWING).await {
1434 Ok(forks) => forks,
1435 Err(error) => {
1436 worker::console_error!("working copies of {} not listed: {error}", repo.id);
1437 return;
1438 }
1439 };
1440 for fork in forks {
1441 let followed: Result<()> = async {
1442 let git = self.store.open(&store_key(&fork)).await?;
1443 let branches = git.branches().await?;
1444 let Some(head) = branches.iter().find(|b| b.name == from).map(|b| b.hash.clone()) else {
1445 return Ok(());
1446 };
1447 let access = git.access(Scope::Write).await?;
1448 if !branches.iter().any(|b| b.name == to) {
1449 let made = land::push_pack(&access, to, None, &head, EMPTY_PACK.to_vec()).await;
1450 self.refs_moved(&fork.id).await;
1451 if let Err(reason) = made? {
1452 worker::console_error!("working copy {} did not get {to}: {reason}", fork.id);
1453 return Ok(());
1454 }
1455 }
1456 self.registry.set_default_branch(&fork.id, to).await?;
1457 if renamed {
1458 let removed = land::delete_ref(&access, from, &head).await;
1459 self.refs_moved(&fork.id).await;
1460 if let Err(reason) = removed? {
1461 worker::console_error!("working copy {} kept {from}: {reason}", fork.id);
1462 }
1463 }
1464 Ok(())
1465 }
1466 .await;
1467 if let Err(error) = followed {
1468 worker::console_error!("working copy {} did not follow {from} → {to}: {error}", fork.id);
1469 }
1470 }
1471 }
1472
1473 /// `resolve_branch`: see `g1t_contracts::repos::ResolveBranchArgs`.
1474 pub(crate) async fn resolve_branch(&self, a: ResolveBranchArgs) -> Result<Option<String>> {
1475 let Some(now) = self.registry.branch_redirect(&a.repo_id, &a.branch).await? else {
1476 return Ok(None);
1477 };
1478 // A branch made again under the old name ends the redirect.
1479 let Some(repo) = self.registry.by_id(&a.repo_id).await? else {
1480 return Ok(None);
1481 };
1482 let git = self.store.open(&store_key(&repo)).await?;
1483 let branches = git.branches().await?;
1484 if branches.iter().any(|b| b.name == a.branch) || !branches.iter().any(|b| b.name == now) {
1485 return Ok(None);
1486 }
1487 Ok(Some(now))
1488 }
1489
1490 /// `status_by_id`: see `g1t_contracts::repos::StatusByIdArgs`.
1491 pub(crate) async fn status_by_id(&self, a: StatusByIdArgs) -> Result<RepoStatus> {
1492 self.registry.status(&a.id).await
1493 }
1494}
1495
1496#[cfg(test)]
1497mod tests {
1498 use super::*;
1499
1500 fn owner() -> Asker {
1501 Asker {
1502 person: true,
1503 verified: true,
1504 role: Some(Role::Owner),
1505 repo_role: Some(RepoRole::Admin),
1506 }
1507 }
1508
1509 fn path() -> RepoPath {
1510 RepoPath {
1511 namespace: "acme".into(),
1512 name: "rocket".into(),
1513 }
1514 }
1515
1516 #[test]
1517 fn only_a_verified_person_who_owns_the_workspace_may() {
1518 assert!(owner_only(owner(), "acme", "delete").is_ok());
1519 let member = Asker { role: Some(Role::Member), ..owner() };
1520 let (code, message) = owner_only(member, "acme", "delete").unwrap_err();
1521 assert_eq!(code, FailureCode::Forbidden);
1522 assert_eq!(message, "Only an owner of acme can delete its repositories.");
1523 assert_eq!(owner_only(Asker { person: false, ..owner() }, "acme", "delete").unwrap_err().0, FailureCode::Forbidden);
1524 assert_eq!(owner_only(Asker { verified: false, ..owner() }, "acme", "delete").unwrap_err().0, FailureCode::Forbidden);
1525 // Outside the workspace, a private repository is not there at all.
1526 assert_eq!(owner_only(Asker { role: None, ..owner() }, "acme", "delete").unwrap_err().0, FailureCode::NotFound);
1527 }
1528
1529 /// Renaming, archiving and changing visibility take Admin on the
1530 /// repository, which a direct grant can give; deleting and
1531 /// transferring still take an owner of the workspace.
1532 #[test]
1533 fn admin_on_the_repository_may_administer_but_not_delete() {
1534 let admin = Asker { role: None, repo_role: Some(RepoRole::Admin), ..owner() };
1535 assert!(admin_only(admin, "acme", "rename", Capability::Administer).is_ok());
1536 let (code, message) = admin_only(admin, "acme", "delete", Capability::Delete).unwrap_err();
1537 assert_eq!(code, FailureCode::Forbidden);
1538 assert_eq!(message, "Only an owner of acme can delete its repositories.");
1539 let member_admin = Asker { role: Some(Role::Member), ..admin };
1540 assert_eq!(admin_only(member_admin, "acme", "delete", Capability::Delete).unwrap_err().0, FailureCode::Forbidden);
1541 // Write (the default base permission) cannot rename.
1542 let writer = Asker { role: Some(Role::Member), repo_role: Some(RepoRole::Write), ..owner() };
1543 let (code, message) = admin_only(writer, "acme", "rename", Capability::Administer).unwrap_err();
1544 assert_eq!(code, FailureCode::Forbidden);
1545 assert_eq!(message, "You need the Admin role on a repository of acme to rename it.");
1546 // Someone who can read a public repository is refused, not told it is missing.
1547 let reader = Asker { role: None, repo_role: Some(RepoRole::Read), ..owner() };
1548 assert_eq!(admin_only(reader, "acme", "archive", Capability::Administer).unwrap_err().0, FailureCode::Forbidden);
1549 let stranger = Asker { role: None, repo_role: None, ..owner() };
1550 assert_eq!(admin_only(stranger, "acme", "archive", Capability::Administer).unwrap_err().0, FailureCode::NotFound);
1551 assert_eq!(admin_only(Asker { person: false, ..owner() }, "acme", "rename", Capability::Administer).unwrap_err().0, FailureCode::Forbidden);
1552 }
1553
1554 #[test]
1555 fn a_workspace_restore_brings_back_only_what_went_with_it() {
1556 assert!(comes_back_with(Some("wsp_1"), "wsp_1"));
1557 // Deleted on its own before the workspace was.
1558 assert!(!comes_back_with(None, "wsp_1"));
1559 // Went with another workspace (it was transferred since).
1560 assert!(!comes_back_with(Some("wsp_2"), "wsp_1"));
1561 }
1562
1563 #[test]
1564 fn a_protected_workspace_keeps_its_repositories_whatever_is_published() {
1565 let protected = g1t_contracts::identity::protected_names(None);
1566 assert_eq!(
1567 may_go_with_workspace("flagon-io", &protected).unwrap_err(),
1568 "flagon-io is protected and can never be deleted."
1569 );
1570 assert!(may_go_with_workspace("FLAGON-IO", &protected).is_err());
1571 assert!(may_go_with_workspace("acme", &protected).is_ok());
1572 let configured = g1t_contracts::identity::protected_names(Some("acme"));
1573 assert!(may_go_with_workspace("acme", &configured).is_err());
1574 }
1575
1576 #[test]
1577 fn the_full_name_confirms_in_any_case() {
1578 assert!(confirmed(&path(), "acme/rocket"));
1579 assert!(confirmed(&path(), " ACME/Rocket "));
1580 assert!(!confirmed(&path(), "rocket"));
1581 assert!(!confirmed(&path(), ""));
1582 }
1583
1584 #[test]
1585 fn a_deleted_repository_is_restorable_for_thirty_days_then_due() {
1586 let deleted_at = 1_790_000_000_000u64;
1587 let purge = purge_after(deleted_at);
1588 assert_eq!(purge, rfc3339(deleted_at + 30 * 86_400_000));
1589 let day = 86_400_000u64;
1590 let at = |ms: u64| rfc3339(ms);
1591 assert_eq!(state(None, None, &at(deleted_at)), State::Active);
1592 assert_eq!(state(Some("2026-10-01T00:00:00.000Z"), None, &at(deleted_at)), State::Archived);
1593 let deleted = Some((at(deleted_at), purge.clone()));
1594 let deleted = deleted.as_ref().map(|(a, b)| (a.as_str(), b.as_str()));
1595 assert_eq!(state(None, deleted, &at(deleted_at + day)), State::Deleted);
1596 assert_eq!(state(None, deleted, &at(deleted_at + 30 * day - 1)), State::Deleted);
1597 assert_eq!(state(None, deleted, &at(deleted_at + 30 * day)), State::Due);
1598 // Archived and then deleted: deleted is what counts.
1599 assert_eq!(state(Some("x"), deleted, &at(deleted_at + day)), State::Deleted);
1600 assert!(restorable(&purge, &at(deleted_at + 29 * day)));
1601 assert!(!restorable(&purge, &at(deleted_at + 31 * day)));
1602 }
1603
1604 #[test]
1605 fn a_rename_needs_a_valid_free_name() {
1606 assert_eq!(new_name("acme", "rocket", " Booster ", Held::Free).unwrap(), "booster");
1607 assert_eq!(new_name("acme", "rocket", "rocket", Held::Free).unwrap_err().0, FailureCode::Invalid);
1608 assert_eq!(new_name("acme", "rocket", "no spaces", Held::Free).unwrap_err().0, FailureCode::Invalid);
1609 assert_eq!(new_name("acme", "rocket", "x.git", Held::Free).unwrap_err().0, FailureCode::Invalid);
1610 let (code, message) = new_name("acme", "rocket", "booster", Held::ByRepo).unwrap_err();
1611 assert_eq!(code, FailureCode::Conflict);
1612 assert_eq!(message, "acme already has a repository named booster.");
1613 let (code, message) = new_name("acme", "rocket", "booster", Held::ByDeleted).unwrap_err();
1614 assert_eq!(code, FailureCode::Conflict);
1615 assert!(message.contains("deleted recently"));
1616 }
1617
1618 fn repo(archived: bool) -> Repo {
1619 Repo {
1620 id: "rep_1".into(),
1621 namespace: "acme".into(),
1622 name: "rocket".into(),
1623 description: None,
1624 is_private: false,
1625 owner_id: "usr_1".into(),
1626 default_branch: "main".into(),
1627 fork_of: None,
1628 protected: false,
1629 created_at: String::new(),
1630 topics: Vec::new(),
1631 website: None,
1632 archived_at: archived.then(|| "2026-10-05T00:00:00.000Z".to_owned()),
1633 }
1634 }
1635
1636 #[test]
1637 fn an_archived_repository_refuses_writes_with_the_reason() {
1638 assert!(archived_refusal(&repo(false)).is_none());
1639 let (code, message) = archived_refusal(&repo(true)).unwrap();
1640 assert_eq!(code, FailureCode::Forbidden);
1641 assert_eq!(message, "acme/rocket is archived, so it is read-only. An owner can unarchive it in its settings.");
1642 }
1643
1644 #[test]
1645 fn going_private_on_a_free_workspace_needs_room() {
1646 let full = VisibilityFacts {
1647 to_private: true,
1648 free: true,
1649 private_bytes: 900_000_000,
1650 bytes: 200_000_000,
1651 free_private_bytes: 1_000_000_000,
1652 };
1653 assert_eq!(visibility_check("acme", &full).unwrap_err().0, FailureCode::PaymentRequired);
1654 assert!(visibility_check("acme", &VisibilityFacts { free: false, ..full }).is_ok());
1655 let full = VisibilityFacts {
1656 to_private: true,
1657 free: true,
1658 private_bytes: 900_000_000,
1659 bytes: 200_000_000,
1660 free_private_bytes: 1_000_000_000,
1661 };
1662 // Going public is never refused.
1663 assert!(visibility_check("acme", &VisibilityFacts { to_private: false, ..full }).is_ok());
1664 let light = VisibilityFacts {
1665 to_private: true,
1666 free: true,
1667 private_bytes: 1_000,
1668 bytes: 1_000,
1669 free_private_bytes: 1_000_000_000,
1670 };
1671 assert!(visibility_check("acme", &light).is_ok());
1672 }
1673
1674 #[test]
1675 fn a_branch_is_renamed_to_a_free_valid_name() {
1676 let branches = vec!["main".to_owned(), "dev".to_owned()];
1677 assert_eq!(branch_rename("main", " trunk ", &branches).unwrap(), "trunk");
1678 assert_eq!(branch_rename("nope", "trunk", &branches).unwrap_err().0, FailureCode::NotFound);
1679 assert_eq!(branch_rename("main", "dev", &branches).unwrap_err().0, FailureCode::Conflict);
1680 assert_eq!(branch_rename("main", "main", &branches).unwrap_err().0, FailureCode::Invalid);
1681 assert_eq!(branch_rename("main", "a b", &branches).unwrap_err().0, FailureCode::Invalid);
1682 assert_eq!(branch_rename("main", "g1t-queue", &branches).unwrap_err().0, FailureCode::Invalid);
1683 }
1684
1685 #[test]
1686 fn the_empty_pack_is_well_formed() {
1687 assert_eq!(EMPTY_PACK.len(), 32);
1688 assert!(EMPTY_PACK.starts_with(b"PACK\0\0\0\x02\0\0\0\0"));
1689 }
1690}