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g1t/services/identity/src/lib.rs

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1//! The identity service: accounts, sessions, SSH keys and access tokens.
2//!
3//! Reached only through service bindings; see `g1t_contracts::identity` for
4//! the methods and their arguments.
5
6mod access;
7mod admin;
8mod aliases;
9mod avatars;
10mod crypto;
11mod deletion;
12mod device;
13mod directory;
14mod email;
15mod emails;
16mod github;
17mod invites;
18mod oauth;
19mod paid;
20mod profiles;
21mod rename;
22mod run_credentials;
23mod security;
24mod teams;
25mod throttle;
26mod tokens;
27mod workspaces;
28
29use g1t_contracts::identity::*;
30use g1t_contracts::time::{SQL_NOW, rfc3339, sql_after};
31use g1t_contracts::{FailureCode, Outcome, User, Viewer, claimable_namespace, new_id};
32use g1t_kit::{args, now_ms, reply, rpc_method};
33use serde::Deserialize;
34use tokens::TOKEN_PREFIX;
35use worker::wasm_bindgen::JsValue;
36use worker::{Context, D1Database, Env, Request, Response, Result, ScheduleContext, ScheduledEvent, event};
37
38const SESSION_TTL_SECONDS: u64 = 30 * 24 * 60 * 60;
39const VERIFY_TTL_SECONDS: u64 = 24 * 60 * 60;
40const RESET_TTL_SECONDS: u64 = 60 * 60;
41const MIN_PASSWORD_LENGTH: usize = 10;
42const PASSWORD_TOO_SHORT: &str = "Use a password of at least 10 characters.";
43
44/// A user as selected from the database; `verified` arrives as 0 or 1.
45#[derive(Deserialize)]
46struct Account {
47 id: String,
48 username: String,
49 verified: u8,
50 /// Selected only where the person is being shown to themselves.
51 #[serde(default)]
52 avatar: Option<String>,
53}
54
55impl From<Account> for User {
56 fn from(row: Account) -> Self {
57 User {
58 id: row.id,
59 username: row.username,
60 verified: row.verified != 0,
61 avatar: row.avatar,
62 ..User::default()
63 }
64 }
65}
66
67#[derive(Deserialize)]
68struct UserRow {
69 id: String,
70 username: String,
71 password_hash: String,
72 verified: u8,
73}
74
75/// The owner of an emailed token.
76#[derive(Deserialize)]
77struct TokenOwner {
78 id: String,
79 username: String,
80 /// The address a link was sent to; null on links from before accounts
81 /// had several, which are for the primary.
82 #[serde(default)]
83 email_id: Option<String>,
84}
85
86#[derive(Deserialize)]
87struct KeyRow {
88 id: String,
89 title: String,
90 fingerprint: String,
91 created_at: String,
92}
93
94impl From<KeyRow> for SshKey {
95 fn from(row: KeyRow) -> Self {
96 SshKey {
97 id: row.id,
98 title: row.title,
99 fingerprint: row.fingerprint,
100 created_at: row.created_at,
101 }
102 }
103}
104
105struct Identity {
106 db: D1Database,
107 env: Env,
108}
109
110impl Identity {
111 /// Runs a query that returns at most one user, for showing to others:
112 /// without their workspaces.
113 async fn find_public_user(&self, sql: &str, param: &str) -> Result<Viewer> {
114 Ok(self
115 .db
116 .prepare(sql)
117 .bind(&[JsValue::from(param)])?
118 .first::<Account>(None)
119 .await?
120 .map(User::from))
121 }
122
123 /// Attaches the workspaces a user belongs to, so that any service can
124 /// authorize them without asking again.
125 async fn with_workspaces(&self, user: Viewer) -> Result<Viewer> {
126 let Some(mut user) = user else {
127 return Ok(None);
128 };
129 let memberships = self.memberships(&user.id).await?;
130 // Access to a workspace is used only within its policy; see security.rs.
131 user.workspaces = self.within_policy(&user.id, memberships).await?;
132 // Roles on single repositories, under the same policy (access.rs).
133 let grants = self.grants_of(&user.id).await?;
134 user.grants = self.grants_within_policy(&user.id, grants).await?;
135 Ok(Some(user))
136 }
137
138 /// Runs a query that resolves credentials to at most one user.
139 async fn find_user(&self, sql: &str, param: &str) -> Result<Viewer> {
140 let user = self.find_public_user(sql, param).await?;
141 self.with_workspaces(user).await
142 }
143
144 /// Stores a one-time token of `kind` for the user and returns it.
145 async fn issue_email_token(&self, user_id: &str, kind: &str, ttl: u64) -> Result<String> {
146 let token = crypto::random_hex(32);
147 self.db
148 .prepare(format!(
149 "INSERT INTO email_tokens (id, user_id, kind, expires_at)
150 VALUES (?, ?, ?, {})",
151 sql_after(ttl)
152 ))
153 .bind(&[
154 crypto::sha256_hex(&token).into(),
155 user_id.into(),
156 kind.into(),
157 ])?
158 .run()
159 .await?;
160 Ok(token)
161 }
162
163 /// Consumes a token of `kind`, returning its owner if it was valid.
164 async fn redeem_email_token(&self, token: &str, kind: &str) -> Result<Option<TokenOwner>> {
165 let id = crypto::sha256_hex(token);
166 let owner = self
167 .db
168 .prepare(format!(
169 "SELECT users.id, users.username, email_tokens.email_id FROM email_tokens
170 JOIN users ON users.id = email_tokens.user_id
171 WHERE email_tokens.id = ? AND email_tokens.kind = ?
172 AND email_tokens.expires_at > {SQL_NOW}"
173 ))
174 .bind(&[id.as_str().into(), kind.into()])?
175 .first::<TokenOwner>(None)
176 .await?;
177 if let Some(owner) = &owner {
178 // Every outstanding token of this kind dies with the one used:
179 // every reset link, and every confirmation link for the same
180 // address (another address's links still work).
181 self.db
182 .prepare(
183 "DELETE FROM email_tokens WHERE user_id = ?1 AND kind = ?2
184 AND (?2 = 'reset' OR email_id IS ?3)",
185 )
186 .bind(&[
187 owner.id.as_str().into(),
188 kind.into(),
189 owner.email_id.as_deref().map_or(JsValue::NULL, Into::into),
190 ])?
191 .run()
192 .await?;
193 }
194 Ok(owner)
195 }
196
197 async fn send_verification(&self, user: &User, email: &str) -> Result<()> {
198 let token = self
199 .issue_email_token(&user.id, "verify", VERIFY_TTL_SECONDS)
200 .await?;
201 email::send_verification(&self.env, email, &user.username, &token).await
202 }
203
204 async fn resend_verification(&self, a: UserArgs) -> Result<Outcome<bool>> {
205 if !self.allow(throttle::CONFIRM_ACCOUNT, &a.user.id).await? {
206 return Ok(Outcome::fail(FailureCode::Conflict, "Too many confirmation emails this hour. Check your inbox, or try again later."));
207 }
208 self.resend_primary(&a.user).await
209 }
210
211 async fn verify_email(&self, a: EmailTokenArgs) -> Result<Outcome<User>> {
212 let Some(owner) = self.redeem_email_token(&a.token, "verify").await? else {
213 return Ok(Outcome::fail(
214 FailureCode::Invalid,
215 "This confirmation link is not valid or has expired.",
216 ));
217 };
218 if let Outcome::Fail(failure) = self.confirm_address(&owner.id, owner.email_id.as_deref()).await? {
219 return Ok(Outcome::Fail(failure));
220 }
221 // Whether the account is confirmed: whether its primary is.
222 let verified = self
223 .find_public_user(
224 "SELECT id, username, email_verified_at IS NOT NULL AS verified FROM users WHERE id = ?",
225 &owner.id,
226 )
227 .await?
228 .is_some_and(|user| user.verified);
229 Ok(Outcome::Ok(User {
230 id: owner.id,
231 username: owner.username,
232 verified,
233 ..User::default()
234 }))
235 }
236
237 /// Any confirmed address of an account can ask for a reset; so can the
238 /// unconfirmed address a new account signed up with. See emails.rs.
239 async fn request_password_reset(&self, a: EmailArgs) -> Result<bool> {
240 let allowed = self.allow(throttle::RESET_EMAIL, &a.email).await?
241 && match a.client.as_deref() {
242 Some(client) => self.allow(throttle::RESET_CLIENT, client).await?,
243 None => true,
244 };
245 if allowed && let Some(target) = self.reset_target(&a.email).await? {
246 // A failure from here on happens only for a real account, so it
247 // is logged, never answered: the reply below stays the same.
248 if let Err(error) = self.send_reset(&target).await {
249 worker::console_error!("password reset for a known address failed: {error}");
250 }
251 }
252 // The same answer either way, so addresses cannot be probed.
253 Ok(true)
254 }
255
256 /// Saves a reset link for `target` and mails it, telling the account's
257 /// other addresses.
258 async fn send_reset(&self, target: &emails::ResetTarget) -> Result<()> {
259 {
260 let token = crypto::random_hex(32);
261 self.db
262 .prepare(format!(
263 "INSERT INTO email_tokens (id, user_id, kind, expires_at, email_id)
264 VALUES (?, ?, 'reset', {}, ?)",
265 sql_after(RESET_TTL_SECONDS)
266 ))
267 .bind(&[
268 crypto::sha256_hex(&token).into(),
269 target.user_id.as_str().into(),
270 target.email_id.as_str().into(),
271 ])?
272 .run()
273 .await?;
274 email::send_password_reset(&self.env, &target.display, &target.username, &token).await?;
275 // The primary and the backup hear of it when it went elsewhere.
276 let elsewhere = self.notice_recipients(&target.user_id, false).await?;
277 for address in elsewhere.iter().filter(|address| !address.eq_ignore_ascii_case(&target.display)) {
278 let change = format!("A password reset was asked for through {}", target.display);
279 if let Err(error) = email::send_security_notice(&self.env, address, &target.username, &change).await {
280 worker::console_error!("security notice failed: {error}");
281 }
282 }
283 }
284 Ok(())
285 }
286
287 async fn reset_password(&self, a: ResetPasswordArgs) -> Result<Outcome<User>> {
288 if a.password.chars().count() < MIN_PASSWORD_LENGTH {
289 return Ok(Outcome::fail(FailureCode::Invalid, PASSWORD_TOO_SHORT));
290 }
291 let Some(owner) = self.redeem_email_token(&a.token, "reset").await? else {
292 return Ok(Outcome::fail(
293 FailureCode::Invalid,
294 "This reset link is not valid or has expired.",
295 ));
296 };
297 self.db
298 .prepare("UPDATE users SET password_hash = ? WHERE id = ?")
299 .bind(&[
300 crypto::hash_password(&a.password).into(),
301 owner.id.as_str().into(),
302 ])?
303 .run()
304 .await?;
305 // Following an emailed link also proves the address it went to
306 // (unless another account confirmed it first).
307 let _ = self.confirm_address(&owner.id, owner.email_id.as_deref()).await?;
308 // Anyone signed in with the old password is signed out, and nobody
309 // stays locked out by the wrong guesses before it.
310 self.db
311 .prepare("DELETE FROM sessions WHERE user_id = ?")
312 .bind(&[owner.id.as_str().into()])?
313 .run()
314 .await?;
315 self.clear(&throttle::key(throttle::PASSWORD_ACCOUNT, &owner.id)).await?;
316 self.log_security(&owner.id, "password_changed", None, None).await;
317 self.tell_primary_and_backup(&owner.id, &owner.username, "Your password was changed").await;
318 let verified = self
319 .find_public_user(
320 "SELECT id, username, email_verified_at IS NOT NULL AS verified FROM users WHERE id = ?",
321 &owner.id,
322 )
323 .await?
324 .is_some_and(|user| user.verified);
325 Ok(Outcome::Ok(User {
326 id: owner.id,
327 username: owner.username,
328 verified,
329 ..User::default()
330 }))
331 }
332
333 /// The account a login names: a username, or any confirmed address.
334 async fn password_row(&self, login: &str) -> Result<Option<UserRow>> {
335 let login = login.trim().to_lowercase();
336 let (column, value) = if login.contains('@') {
337 match self.user_with_verified_email(&login).await? {
338 Some(id) => ("id", id),
339 None => return Ok(None),
340 }
341 } else {
342 ("username", login)
343 };
344 self.db
345 .prepare(format!(
346 "SELECT id, username, password_hash, email_verified_at IS NOT NULL AS verified FROM users WHERE {column} = ?"
347 ))
348 .bind(&[JsValue::from(value)])?
349 .first::<UserRow>(None)
350 .await
351 }
352
353 /// Checks a password for a login, throttled (see throttle.rs). The
354 /// refusal is one of two messages, the same for every account.
355 async fn checked_password(
356 &self,
357 login: &str,
358 password: &str,
359 client: Option<&str>,
360 ) -> Result<std::result::Result<User, &'static str>> {
361 let row = self.password_row(login).await?;
362 let subject = row.as_ref().map_or_else(|| login.trim().to_lowercase(), |row| row.id.clone());
363 let (account_key, client_key) = Identity::password_keys(&subject, client);
364 if self.password_locked(&account_key, client_key.as_deref()).await? {
365 return Ok(Err(throttle::THROTTLED));
366 }
367 let owner = row.as_ref().map(|row| (row.id.clone(), row.username.clone()));
368 match row.filter(|row| !row.password_hash.is_empty() && crypto::verify_password(password, &row.password_hash)) {
369 Some(row) => {
370 self.clear(&account_key).await?;
371 Ok(Ok(User {
372 id: row.id,
373 username: row.username,
374 verified: row.verified != 0,
375 ..User::default()
376 }))
377 }
378 None => {
379 let owner = owner.as_ref().map(|(id, name)| (id.as_str(), name.as_str()));
380 self.password_failed(&account_key, client_key.as_deref(), owner).await?;
381 Ok(Err("Incorrect username or password."))
382 }
383 }
384 }
385
386 async fn user_for_password(&self, login: &str, password: &str) -> Result<Viewer> {
387 let user = self.checked_password(login, password, None).await?.ok();
388 self.with_workspaces(user).await
389 }
390
391 async fn register(&self, a: RegisterArgs) -> Result<Outcome<SignedIn>> {
392 let username = a.username.trim().to_lowercase();
393 let claimable = claimable_namespace(&username).is_some();
394 let email = a.email.trim().to_lowercase();
395 let invalid = |message: &str| Ok(Outcome::fail(FailureCode::Invalid, message));
396 let invite_code = a.invite_code.as_deref().map(str::trim).filter(|code| !code.is_empty());
397 // The invite first: without one, nothing else on the form matters.
398 if self.invites_required() && invite_code.is_none() {
399 return Ok(Outcome::fail(FailureCode::Forbidden, invites::MISSING));
400 }
401 if !claimable {
402 return invalid(
403 "Usernames use lowercase letters, digits and single hyphens, up to 39 characters, and cannot be a reserved word.",
404 );
405 }
406 let well_formed_email = email
407 .split_once('@')
408 .is_some_and(|(local, domain)| !local.is_empty() && domain.contains('.'))
409 && !email.contains(char::is_whitespace);
410 if !well_formed_email {
411 return invalid("Enter a valid email address.");
412 }
413 if a.password.chars().count() < MIN_PASSWORD_LENGTH {
414 return invalid(PASSWORD_TOO_SHORT);
415 }
416 let taken = self
417 .db
418 // Usernames and workspaces share one namespace, so that a name
419 // means the same thing wherever it appears.
420 // An address is taken once an account has confirmed it; an
421 // unconfirmed one goes to whoever confirms it first (emails.rs).
422 .prepare(
423 "SELECT username FROM users WHERE username = ?
424 UNION ALL SELECT email FROM user_emails WHERE email = ? AND verified_at IS NOT NULL
425 UNION ALL SELECT slug FROM workspaces WHERE slug = ?",
426 )
427 .bind(&[
428 username.as_str().into(),
429 email.as_str().into(),
430 username.as_str().into(),
431 ])?
432 .first::<serde_json::Value>(None)
433 .await?;
434 // A renamed workspace's old slug stays reserved for it a while, and
435 // a deleted workspace's for good.
436 if taken.is_some() || self.slug_held(&username).await? || self.slug_deleted(&username).await? {
437 return Ok(Outcome::fail(
438 FailureCode::Conflict,
439 "That username or email is already registered.",
440 ));
441 }
442 let password_hash = crypto::hash_password(&a.password);
443 let user = match self
444 .create_account(invites::NewAccount {
445 username: &username,
446 email: &email,
447 password_hash: &password_hash,
448 verified: false,
449 invite_code,
450 client: a.client.as_deref(),
451 })
452 .await?
453 {
454 Outcome::Ok(user) => user,
455 Outcome::Fail(failure) => return Ok(Outcome::Fail(failure)),
456 };
457 // The account exists either way; the email can be sent again later.
458 // An invite sent to this address confirmed it already (invites.rs).
459 if !user.verified
460 && let Err(error) = self.send_verification(&user, &email).await
461 {
462 worker::console_error!("verification email failed: {error}");
463 }
464 self.start_session(user).await
465 }
466
467 async fn sign_in(&self, a: SignInArgs) -> Result<Outcome<SignedIn>> {
468 let user = match self.checked_password(&a.username, &a.password, a.client.as_deref()).await? {
469 Ok(user) => user,
470 Err(message) => return Ok(Outcome::fail(FailureCode::Unauthenticated, message)),
471 };
472 let user = self.with_workspaces(Some(user)).await?.unwrap_or_default();
473 self.start_session(user).await
474 }
475
476 async fn start_session(&self, user: User) -> Result<Outcome<SignedIn>> {
477 let session_token = crypto::random_hex(32);
478 self.db
479 .prepare(format!(
480 // Signing in is proof it is the person: see security.rs.
481 "INSERT INTO sessions (id, user_id, expires_at, authenticated_at) VALUES (?, ?, {}, {SQL_NOW})",
482 sql_after(SESSION_TTL_SECONDS)
483 ))
484 .bind(&[
485 crypto::sha256_hex(&session_token).into(),
486 user.id.as_str().into(),
487 ])?
488 .run()
489 .await?;
490 Ok(Outcome::Ok(SignedIn {
491 user,
492 session_token,
493 }))
494 }
495
496 async fn sign_out(&self, a: SessionArgs) -> Result<()> {
497 self.db
498 .prepare("DELETE FROM sessions WHERE id = ?")
499 .bind(&[crypto::sha256_hex(&a.session_token).into()])?
500 .run()
501 .await?;
502 Ok(())
503 }
504
505 async fn user_for_session(&self, a: SessionArgs) -> Result<Viewer> {
506 self.find_user(
507 &format!(
508 "SELECT users.id, users.username, users.email_verified_at IS NOT NULL AS verified,
509 users.avatar
510 FROM sessions JOIN users ON users.id = sessions.user_id
511 WHERE sessions.id = ? AND sessions.expires_at > {SQL_NOW}"
512 ),
513 &crypto::sha256_hex(&a.session_token),
514 )
515 .await
516 }
517
518 async fn user_for_git_credentials(&self, a: GitCredentialsArgs) -> Result<Viewer> {
519 // Like GitHub, a token alone identifies its user.
520 if a.secret.starts_with(TOKEN_PREFIX) {
521 self.user_for_access_token(&a.secret).await
522 } else {
523 self.user_for_password(&a.username, &a.secret).await
524 }
525 }
526
527 async fn user_for_ssh_key(&self, a: FingerprintArgs) -> Result<Viewer> {
528 self.find_user(
529 "SELECT users.id, users.username, users.email_verified_at IS NOT NULL AS verified FROM ssh_keys
530 JOIN users ON users.id = ssh_keys.user_id
531 WHERE fingerprint = ?",
532 &a.fingerprint,
533 )
534 .await
535 }
536
537 async fn user_by_username(&self, a: UsernameArgs) -> Result<Viewer> {
538 self.find_public_user(
539 "SELECT id, username, email_verified_at IS NOT NULL AS verified FROM users WHERE username = ?",
540 &a.username.to_lowercase(),
541 )
542 .await
543 }
544
545 /// `notify_by_email`: an inbox item, emailed to the person it is for,
546 /// only at a confirmed address and only while they can still read the
547 /// repository it is about. Returns whether it was sent.
548 async fn notify_by_email(&self, a: g1t_contracts::inbox::NotifyByEmailArgs) -> Result<bool> {
549 #[derive(Deserialize)]
550 struct Address {
551 email: Option<String>,
552 }
553 let user = self
554 .find_user(
555 "SELECT id, username, email_verified_at IS NOT NULL AS verified FROM users WHERE username = ?",
556 &a.username.to_lowercase(),
557 )
558 .await?;
559 let Some(user) = user.filter(|user| user.verified) else {
560 return Ok(false);
561 };
562 let readable: Vec<g1t_contracts::repos::Repo> = g1t_kit::call(
563 &self.env.service("REPOS")?,
564 "readable",
565 &g1t_contracts::repos::ReadableArgs {
566 ids: vec![a.repo_id.clone()],
567 viewer: Some(user.clone()),
568 },
569 )
570 .await?;
571 if readable.is_empty() {
572 return Ok(false);
573 }
574 let address = self
575 .db
576 .prepare("SELECT email FROM users WHERE id = ?")
577 .bind(&[user.id.as_str().into()])?
578 .first::<Address>(None)
579 .await?
580 .and_then(|row| row.email)
581 .filter(|email| !email.trim().is_empty());
582 let Some(address) = address else {
583 return Ok(false);
584 };
585 email::send_notification(&self.env, &address, &a).await?;
586 Ok(true)
587 }
588
589 async fn usernames(&self, a: UsernamesArgs) -> Result<std::collections::HashMap<String, String>> {
590 #[derive(serde::Deserialize)]
591 struct Named {
592 id: String,
593 name: String,
594 }
595 let ids: Vec<String> = a.ids.into_iter().take(200).collect();
596 let mut names = std::collections::HashMap::new();
597 if ids.is_empty() {
598 return Ok(names);
599 }
600 let marks = vec!["?"; ids.len()].join(", ");
601 let bind: Vec<worker::wasm_bindgen::JsValue> = ids.iter().map(|id| id.as_str().into()).collect();
602 for sql in [
603 format!("SELECT id, username AS name FROM users WHERE id IN ({marks})"),
604 format!("SELECT id, slug AS name FROM workspaces WHERE id IN ({marks})"),
605 ] {
606 for row in self.db.prepare(sql).bind(&bind)?.all().await?.results::<Named>()? {
607 names.insert(row.id, row.name);
608 }
609 }
610 Ok(names)
611 }
612
613 /// `accounts`: the accounts behind these ids (at most 200), each with
614 /// its username and avatar, for lists that keep ids, such as who
615 /// starred a repository. Ids of no account are left out.
616 async fn accounts(&self, a: UsernamesArgs) -> Result<std::collections::HashMap<String, g1t_contracts::accounts::EmailOwner>> {
617 #[derive(serde::Deserialize)]
618 struct Row {
619 id: String,
620 username: String,
621 avatar: Option<String>,
622 }
623 let ids: Vec<String> = a.ids.into_iter().take(200).collect();
624 let mut found = std::collections::HashMap::new();
625 if ids.is_empty() {
626 return Ok(found);
627 }
628 let marks = vec!["?"; ids.len()].join(", ");
629 let bind: Vec<worker::wasm_bindgen::JsValue> = ids.iter().map(|id| id.as_str().into()).collect();
630 let rows = self
631 .db
632 .prepare(format!("SELECT id, username, avatar FROM users WHERE id IN ({marks})"))
633 .bind(&bind)?
634 .all()
635 .await?
636 .results::<Row>()?;
637 for row in rows {
638 found.insert(row.id.clone(), g1t_contracts::accounts::EmailOwner { id: row.id, username: row.username, avatar: row.avatar });
639 }
640 Ok(found)
641 }
642
643 async fn list_ssh_keys(&self, a: UserArgs) -> Result<Vec<SshKey>> {
644 let rows = self
645 .db
646 .prepare("SELECT id, title, fingerprint, created_at FROM ssh_keys WHERE user_id = ? ORDER BY id")
647 .bind(&[a.user.id.into()])?
648 .all()
649 .await?
650 .results::<KeyRow>()?;
651 Ok(rows.into_iter().map(SshKey::from).collect())
652 }
653
654 /// The account (user id) that registered each key, by fingerprint
655 /// (`SHA256:…`). At most 100; unknown keys are left out.
656 async fn ssh_key_owners(&self, a: SshKeyOwnersArgs) -> Result<std::collections::HashMap<String, String>> {
657 #[derive(serde::Deserialize)]
658 struct Row {
659 fingerprint: String,
660 user_id: String,
661 }
662 let fingerprints: Vec<&String> = a.fingerprints.iter().take(100).collect();
663 if fingerprints.is_empty() {
664 return Ok(std::collections::HashMap::new());
665 }
666 let marks = vec!["?"; fingerprints.len()].join(", ");
667 let binds: Vec<JsValue> = fingerprints.iter().map(|fingerprint| fingerprint.as_str().into()).collect();
668 Ok(self
669 .db
670 .prepare(format!("SELECT fingerprint, user_id FROM ssh_keys WHERE fingerprint IN ({marks})"))
671 .bind(&binds)?
672 .all()
673 .await?
674 .results::<Row>()?
675 .into_iter()
676 .map(|row| (row.fingerprint, row.user_id))
677 .collect())
678 }
679
680 async fn add_ssh_key(&self, a: AddSshKeyArgs) -> Result<Outcome<SshKey>> {
681 let Some(key) = crypto::parse_ssh_key(&a.public_key) else {
682 return Ok(Outcome::fail(
683 FailureCode::Invalid,
684 "That is not a valid OpenSSH public key.",
685 ));
686 };
687 let taken = self
688 .db
689 .prepare("SELECT id FROM ssh_keys WHERE fingerprint = ?")
690 .bind(&[key.fingerprint.as_str().into()])?
691 .first::<serde_json::Value>(None)
692 .await?;
693 if taken.is_some() {
694 return Ok(Outcome::fail(
695 FailureCode::Conflict,
696 "That key is already registered.",
697 ));
698 }
699 let now = now_ms();
700 let title = [a.title.trim(), key.comment.as_str(), "SSH key"]
701 .into_iter()
702 .find(|candidate| !candidate.is_empty())
703 .unwrap_or_default()
704 .to_owned();
705 let row = KeyRow {
706 id: new_id("key", now),
707 title,
708 fingerprint: key.fingerprint,
709 created_at: rfc3339(now),
710 };
711 self.db
712 .prepare(
713 "INSERT INTO ssh_keys (id, user_id, title, public_key, fingerprint, created_at)
714 VALUES (?, ?, ?, ?, ?, ?)",
715 )
716 .bind(&[
717 row.id.as_str().into(),
718 a.user.id.into(),
719 row.title.as_str().into(),
720 key.public_key.into(),
721 row.fingerprint.as_str().into(),
722 row.created_at.as_str().into(),
723 ])?
724 .run()
725 .await?;
726 Ok(Outcome::Ok(row.into()))
727 }
728
729 /// Deletes a row the user owns from `table`.
730 async fn remove(&self, table: &str, a: RemoveArgs) -> Result<()> {
731 self.db
732 .prepare(format!("DELETE FROM {table} WHERE id = ? AND user_id = ?"))
733 .bind(&[a.id.into(), a.user.id.into()])?
734 .run()
735 .await?;
736 Ok(())
737 }
738}
739
740/// Every 15 minutes: staff hear about waitlist requests that arrived while
741/// the last summary's window was still open, so none waits on a later one;
742/// and deleted workspaces past their restore window are purged
743/// (deletion.rs).
744#[event(scheduled)]
745async fn scheduled(_event: ScheduledEvent, env: Env, _ctx: ScheduleContext) {
746 let Ok(db) = env.d1("DB") else { return };
747 let identity = Identity { db, env };
748 if let Err(error) = identity.notify_staff_of_requests().await {
749 worker::console_error!("waitlist summary: {error}");
750 }
751 if let Err(error) = identity.purge_due_workspaces().await {
752 worker::console_error!("workspace purge: {error}");
753 }
754}
755
756#[event(fetch)]
757async fn fetch(mut request: Request, env: Env, _ctx: Context) -> Result<Response> {
758 let Some(method) = rpc_method(&request) else {
759 return Response::error("Not found", 404);
760 };
761 // A replica near the caller when it asks for one (crates/kit/src/d1.rs).
762 let (db, served) = g1t_kit::d1::open(&env, "DB", &request)?;
763 let body: serde_json::Value = request.json().await?;
764 let identity = Identity { db, env };
765
766 let answered = match method.as_str() {
767 "register" => {
768 let outcome = identity.register(args(body)?).await?;
769 if let Outcome::Ok(signed_in) = &outcome {
770 identity.announce_user(&signed_in.user.username, Some(&signed_in.user.id)).await;
771 }
772 reply(&outcome)
773 }
774 "sign_in" => reply(&identity.sign_in(args(body)?).await?),
775 "create_workspace" => {
776 let outcome = identity.create_workspace(args(body)?).await?;
777 if let Outcome::Ok(workspace) = &outcome {
778 identity.announce_workspace(&workspace.id, &workspace.slug, None).await;
779 }
780 reply(&outcome)
781 }
782 "get_workspace" => reply(&identity.get_workspace(args(body)?).await?),
783 "list_members" => reply(&identity.list_members(args(body)?).await?),
784 "add_member" => reply(&identity.add_member(args(body)?).await?),
785 "remove_member" => reply(&identity.remove_member(args(body)?).await?),
786 "update_workspace" => {
787 let outcome = identity.update_workspace(args(body)?).await?;
788 if let Outcome::Ok(workspace) = &outcome {
789 identity.announce_workspace(&workspace.id, &workspace.slug, None).await;
790 }
791 reply(&outcome)
792 }
793 "rename_workspace" => reply(&identity.rename_workspace(args(body)?).await?),
794 "check_workspace_rename" => reply(&identity.check_workspace_rename(args(body)?).await?),
795 "resolve_slug" => reply(&identity.resolve_slug(args(body)?).await?),
796 "resolve_alias" => reply(&identity.resolve_alias(args(body)?).await?),
797 "check_workspace_deletion" => reply(&identity.check_workspace_deletion(args(body)?).await?),
798 "delete_workspace" => reply(&identity.delete_workspace(args(body)?).await?),
799 "transfer_repo_scopes" => reply(&identity.transfer_repo_scopes(args(body)?).await?),
800 "set_workspace_avatar" => {
801 let outcome = identity.set_workspace_avatar(args(body)?).await?;
802 if let Outcome::Ok(workspace) = &outcome {
803 identity.announce_workspace(&workspace.id, &workspace.slug, None).await;
804 }
805 reply(&outcome)
806 }
807 "set_user_avatar" => {
808 let a: SetUserAvatarArgs = args(body)?;
809 let (username, id) = (a.user.username.clone(), a.user.id.clone());
810 let outcome = identity.set_user_avatar(a).await?;
811 if matches!(outcome, Outcome::Ok(_)) {
812 identity.announce_user(&username, Some(&id)).await;
813 }
814 reply(&outcome)
815 }
816 "list_workspace_tokens" => reply(&identity.list_workspace_tokens(args(body)?).await?),
817 "create_workspace_token" => reply(&identity.create_workspace_token(args(body)?).await?),
818 "remove_workspace_token" => reply(&identity.remove_workspace_token(args(body)?).await?),
819 // Signing in with GitHub; see github.rs.
820 "github_enabled" => reply(&identity.github_enabled()),
821 "github_start" => reply(&identity.github_start(args(body)?).await?),
822 "github_finish" => reply(&identity.github_finish(args(body)?).await?),
823 "github_pending" => reply(&identity.github_pending(args(body)?).await?),
824 "github_sign_up" => reply(&identity.github_sign_up(args(body)?).await?),
825 "github_claim" => reply(&identity.github_claim(args(body)?).await?),
826 "github_account" => reply(&identity.github_account(args(body)?).await?),
827 "github_unlink" => reply(&identity.github_unlink(args(body)?).await?),
828 "github_user_token" => reply(&identity.github_user_token(args(body)?).await?),
829 "github_revoked" => reply(&identity.github_revoked(args(body)?).await?),
830 "github_usernames" => reply(&identity.github_usernames(args(body)?).await?),
831 "oauth_authorize" => reply(&identity.oauth_authorize(args(body)?).await?),
832 "oauth_exchange" => reply(&identity.oauth_exchange(args(body)?).await?),
833 "oauth_refresh" => reply(&identity.oauth_refresh(args(body)?).await?),
834 "list_oauth_grants" => reply(&identity.list_oauth_grants(args(body)?).await?),
835 "revoke_oauth_grant" => reply(&identity.revoke_oauth_grant(args(body)?).await?),
836 "update_oauth_grant" => reply(&identity.update_oauth_grant(args(body)?).await?),
837 "device_start" => reply(&identity.device_start(args(body)?).await?),
838 "device_lookup" => reply(&identity.device_lookup(args(body)?).await?),
839 "device_resolve" => reply(&identity.device_resolve(args(body)?).await?),
840 "device_claim" => reply(&identity.device_claim(args(body)?).await?),
841 "resend_verification" => reply(&identity.resend_verification(args(body)?).await?),
842 "verify_email" => reply(&identity.verify_email(args(body)?).await?),
843 "request_password_reset" => reply(&identity.request_password_reset(args(body)?).await?),
844 "reset_password" => reply(&identity.reset_password(args(body)?).await?),
845 // A person's email addresses; see emails.rs and security.rs.
846 "list_emails" => reply(&identity.list_emails(args(body)?).await?),
847 "add_email" => reply(&identity.add_email(args(body)?).await?),
848 "remove_email" => reply(&identity.remove_email(args(body)?).await?),
849 "resend_email_verification" => reply(&identity.resend_email_verification(args(body)?).await?),
850 "update_email_settings" => reply(&identity.update_email_settings(args(body)?).await?),
851 "reauthenticate" => reply(&identity.reauthenticate(args(body)?).await?),
852 "security_log" => reply(&identity.security_log(args(body)?).await?),
853 "email_owners" => reply(&identity.email_owners(args(body)?).await?),
854 "commit_identity" => reply(&identity.commit_identity(args(body)?).await?),
855 "push_email_guard" => reply(&identity.push_email_guard(args(body)?).await?),
856 "admin_user" => reply(&identity.admin_user(args(body)?).await?),
857 "admin_remove_email" => reply(&identity.admin_remove_email(args(body)?).await?),
858 "sign_out" => reply(&identity.sign_out(args(body)?).await?),
859 "user_for_session" => reply(&identity.user_for_session(args(body)?).await?),
860 "user_for_git_credentials" => reply(&identity.user_for_git_credentials(args(body)?).await?),
861 "user_for_access_token" => {
862 let a: TokenArgs = args(body)?;
863 reply(&identity.user_for_access_token(&a.token).await?)
864 }
865 "user_for_ssh_key" => reply(&identity.user_for_ssh_key(args(body)?).await?),
866 "user_by_username" => reply(&identity.user_by_username(args(body)?).await?),
867 "usernames" => reply(&identity.usernames(args(body)?).await?),
868 "accounts" => reply(&identity.accounts(args(body)?).await?),
869 "notify_by_email" => reply(&identity.notify_by_email(args(body)?).await?),
870 "profile" => reply(&identity.profile(args(body)?).await?),
871 "update_profile" => {
872 let outcome = identity.update_profile(args(body)?).await?;
873 if let Outcome::Ok(profile) = &outcome {
874 identity.announce_user(&profile.username, None).await;
875 }
876 reply(&outcome)
877 }
878 "directory" => reply(&identity.directory(args(body)?).await?),
879 "profile_workspaces" => reply(&identity.profile_workspaces(args(body)?).await?),
880 "list_ssh_keys" => reply(&identity.list_ssh_keys(args(body)?).await?),
881 // Services only: who registered each key, for verifying commit
882 // signatures (repos' signatures.rs).
883 "ssh_key_owners" => reply(&identity.ssh_key_owners(args(body)?).await?),
884 "add_ssh_key" => reply(&identity.add_ssh_key(args(body)?).await?),
885 "remove_ssh_key" => reply(&identity.remove("ssh_keys", args(body)?).await?),
886 "list_access_tokens" => reply(&identity.list_access_tokens(args(body)?).await?),
887 "create_access_token" => reply(&identity.create_access_token(args(body)?).await?),
888 "update_access_token" => reply(&identity.update_access_token(args(body)?).await?),
889 "create_agent_token" => reply(&identity.create_agent_token(args(body)?).await?),
890 "agent_scope" => reply(&identity.agent_scope(args(body)?).await?),
891 "create_run_credential" => reply(&identity.create_run_credential(args(body)?).await?),
892 "bind_run_credentials" => reply(&identity.bind_run_credentials(args(body)?).await?),
893 "revoke_run_credentials" => reply(&identity.revoke_run_credentials(args(body)?).await?),
894 "remove_access_token" => reply(&identity.remove("access_tokens", args(body)?).await?),
895 // Invites and the waitlist; see invites.rs.
896 "registration" => reply(&identity.registration_mode()),
897 "list_invites" => reply(&identity.list_invites(args(body)?).await?),
898 "create_invite" => reply(&identity.create_invite(args(body)?).await?),
899 "revoke_invite" => reply(&identity.revoke_invite(args(body)?).await?),
900 "check_invite" => reply(&identity.check_invite(args(body)?).await?),
901 "accept_invite" => reply(&identity.accept_invite(args(body)?).await?),
902 "invite_member" => reply(&identity.invite_member(args(body)?).await?),
903 "workspace_invites" => reply(&identity.workspace_invites(args(body)?).await?),
904 "revoke_workspace_invite" => reply(&identity.revoke_workspace_invite(args(body)?).await?),
905 "request_access" => reply(&identity.request_access(args(body)?).await?),
906 // Who has access to a repository; see access.rs.
907 "repo_access" => reply(&identity.repo_access(args(body)?).await?),
908 "add_collaborator" => reply(&identity.add_collaborator(args(body)?).await?),
909 "set_collaborator_role" => reply(&identity.set_collaborator_role(args(body)?).await?),
910 "remove_collaborator" => reply(&identity.remove_collaborator(args(body)?).await?),
911 "collaborator_permission" => reply(&identity.collaborator_permission(args(body)?).await?),
912 "my_repo_invitations" => reply(&identity.my_repo_invitations(args(body)?).await?),
913 "respond_repo_invitation" => reply(&identity.respond_repo_invitation(args(body)?).await?),
914 "revoke_repo_invitation" => reply(&identity.revoke_repo_invitation(args(body)?).await?),
915 "set_base_permission" => reply(&identity.set_base_permission(args(body)?).await?),
916 // Where a workspace keeps its repositories' git data (EU residency).
917 "workspace_residency" => reply(&identity.workspace_residency(args(body)?).await?),
918 "set_workspace_residency" => reply(&identity.set_workspace_residency(args(body)?).await?),
919 "outside_collaborators" => reply(&identity.outside_collaborators(args(body)?).await?),
920 "forget_repo_access" => reply(&identity.forget_repo_access(args(body)?).await?),
921 // Teams (teams.rs).
922 "list_teams" => reply(&identity.list_teams(args(body)?).await?),
923 "get_team" => reply(&identity.get_team(args(body)?).await?),
924 "create_team" => reply(&identity.create_team(args(body)?).await?),
925 "set_team_creation" => reply(&identity.set_team_creation(args(body)?).await?),
926 "update_team" => reply(&identity.update_team(args(body)?).await?),
927 "delete_team" => reply(&identity.delete_team(args(body)?).await?),
928 "team_members" => reply(&identity.team_members(args(body)?).await?),
929 "set_team_member" => reply(&identity.set_team_member(args(body)?).await?),
930 "remove_team_member" => reply(&identity.remove_team_member(args(body)?).await?),
931 "child_teams" => reply(&identity.child_teams(args(body)?).await?),
932 "team_repos" => reply(&identity.team_repos(args(body)?).await?),
933 "set_team_repo" => reply(&identity.set_team_repo(args(body)?).await?),
934 "remove_team_repo" => reply(&identity.remove_team_repo(args(body)?).await?),
935 "user_teams" => reply(&identity.user_teams(args(body)?).await?),
936 "team_memberships" => reply(&identity.team_memberships(args(body)?).await?),
937 "resolve_teams" => reply(&identity.resolve_teams(args(body)?).await?),
938 "resolve_owners" => reply(&identity.resolve_owners(args(body)?).await?),
939 // Staff only: sudo.g1t.sh, over its service binding. See admin.rs.
940 "notify_owners" => reply(&identity.notify_owners(args(body)?).await?),
941 "admin_workspaces" => reply(&identity.admin_workspaces(args(body)?).await?),
942 "admin_workspace" => reply(&identity.admin_workspace(args(body)?).await?),
943 "admin_waitlist" => reply(&identity.admin_waitlist(args(body)?).await?),
944 "admin_decide_waitlist" => reply(&identity.admin_decide_waitlist(args(body)?).await?),
945 "admin_waitlist_pending" => reply(&identity.admin_waitlist_pending().await?),
946 "admin_invites" => reply(&identity.admin_invites(args(body)?).await?),
947 "admin_revoke_invite" => reply(&identity.admin_revoke_invite(args(body)?).await?),
948 "admin_mint_invite" => reply(&identity.admin_mint_invite(args(body)?).await?),
949 "admin_grant_invites" => reply(&identity.admin_grant_invites(args(body)?).await?),
950 "admin_invite_tree" => reply(&identity.admin_invite_tree(args(body)?).await?),
951 "admin_workspace_invites" => reply(&identity.admin_workspace_invites(args(body)?).await?),
952 // Deleted workspaces, restored or purged by staff; see deletion.rs.
953 "admin_deleted_workspaces" => reply(&identity.admin_deleted_workspaces().await?),
954 "admin_restore_workspace" => reply(&identity.admin_restore_workspace(args(body)?).await?),
955 "admin_purge_workspace" => reply(&identity.admin_purge_workspace(args(body)?).await?),
956 // Workspace aliases, set by staff only; see aliases.rs.
957 "admin_aliases" => reply(&identity.admin_aliases().await?),
958 "admin_set_alias" => reply(&identity.admin_set_alias(args(body)?).await?),
959 "admin_remove_alias" => reply(&identity.admin_remove_alias(args(body)?).await?),
960 _ => Response::error("Unknown method", 404),
961 };
962 served.finish(answered)
963}
964
965#[cfg(test)]
966mod register_tests {
967 use super::*;
968
969 #[test]
970 fn nobody_registers_as_g1t() {
971 // What register checks the username with, whatever its case.
972 for username in ["g1t", "G1T", "g1t-agent", "G1t-Agent"] {
973 assert_eq!(claimable_namespace(username), None, "{username}");
974 }
975 assert_eq!(claimable_namespace("ana").as_deref(), Some("ana"));
976 }
977}