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lewis.moe
1use crate::api::EmptyResponse;
2use crate::api::error::ApiError;
3use crate::cache::Cache;
4use crate::plc::PlcClient;
5use crate::state::AppState;
6use crate::types::PlainPassword;
7use axum::{
8 Json,
9 extract::State,
10 http::StatusCode,
11 response::{IntoResponse, Response},
12};
13use bcrypt::verify;
14use chrono::{Duration, Utc};
15use cid::Cid;
16use jacquard_repo::commit::Commit;
17use jacquard_repo::storage::BlockStore;
18use k256::ecdsa::SigningKey;
19use serde::{Deserialize, Serialize};
20use std::str::FromStr;
21use std::sync::Arc;
22use tracing::{error, info, warn};
23use uuid::Uuid;
24
25#[derive(Serialize)]
26#[serde(rename_all = "camelCase")]
27pub struct CheckAccountStatusOutput {
28 pub activated: bool,
29 pub valid_did: bool,
30 pub repo_commit: String,
31 pub repo_rev: String,
32 pub repo_blocks: i64,
33 pub indexed_records: i64,
34 pub private_state_values: i64,
35 pub expected_blobs: i64,
36 pub imported_blobs: i64,
37}
38
39pub async fn check_account_status(
40 State(state): State<AppState>,
41 headers: axum::http::HeaderMap,
42) -> Response {
43 let extracted = match crate::auth::extract_auth_token_from_header(
44 headers.get("Authorization").and_then(|h| h.to_str().ok()),
45 ) {
46 Some(t) => t,
47 None => return ApiError::AuthenticationRequired.into_response(),
48 };
49 let dpop_proof = headers.get("DPoP").and_then(|h| h.to_str().ok());
50 let http_uri = format!(
51 "https://{}/xrpc/com.atproto.server.checkAccountStatus",
52 std::env::var("PDS_HOSTNAME").unwrap_or_else(|_| "localhost".to_string())
53 );
54 let did = match crate::auth::validate_token_with_dpop(
55 &state.db,
56 &extracted.token,
57 extracted.is_dpop,
58 dpop_proof,
59 "GET",
60 &http_uri,
61 true,
62 false,
63 )
64 .await
65 {
66 Ok(user) => user.did,
67 Err(e) => return ApiError::from(e).into_response(),
68 };
69 let user_id = match sqlx::query_scalar!("SELECT id FROM users WHERE did = $1", did.as_str())
70 .fetch_optional(&state.db)
71 .await
72 {
73 Ok(Some(id)) => id,
74 _ => {
75 return ApiError::InternalError(None).into_response();
76 }
77 };
78 let user_status = sqlx::query!(
79 "SELECT deactivated_at FROM users WHERE did = $1",
80 did.as_str()
81 )
82 .fetch_optional(&state.db)
83 .await;
84 let deactivated_at = match user_status {
85 Ok(Some(row)) => row.deactivated_at,
86 _ => None,
87 };
88 let repo_result = sqlx::query!(
89 "SELECT repo_root_cid, repo_rev FROM repos WHERE user_id = $1",
90 user_id
91 )
92 .fetch_optional(&state.db)
93 .await;
94 let (repo_commit, repo_rev_from_db) = match repo_result {
95 Ok(Some(row)) => (row.repo_root_cid, row.repo_rev),
96 _ => (String::new(), None),
97 };
98 let block_count: i64 = sqlx::query_scalar!(
99 "SELECT COUNT(*) FROM user_blocks WHERE user_id = $1",
100 user_id
101 )
102 .fetch_one(&state.db)
103 .await
104 .unwrap_or(Some(0))
105 .unwrap_or(0);
106 let repo_rev = if let Some(rev) = repo_rev_from_db {
107 rev
108 } else if !repo_commit.is_empty() {
109 if let Ok(cid) = Cid::from_str(&repo_commit) {
110 if let Ok(Some(block)) = state.block_store.get(&cid).await {
111 Commit::from_cbor(&block)
112 .ok()
113 .map(|c| c.rev().to_string())
114 .unwrap_or_default()
115 } else {
116 String::new()
117 }
118 } else {
119 String::new()
120 }
121 } else {
122 String::new()
123 };
124 let record_count: i64 =
125 sqlx::query_scalar!("SELECT COUNT(*) FROM records WHERE repo_id = $1", user_id)
126 .fetch_one(&state.db)
127 .await
128 .unwrap_or(Some(0))
129 .unwrap_or(0);
130 let imported_blobs: i64 = sqlx::query_scalar!(
131 "SELECT COUNT(*) FROM blobs WHERE created_by_user = $1",
132 user_id
133 )
134 .fetch_one(&state.db)
135 .await
136 .unwrap_or(Some(0))
137 .unwrap_or(0);
138 let expected_blobs: i64 = sqlx::query_scalar!(
139 "SELECT COUNT(DISTINCT blob_cid) FROM record_blobs WHERE repo_id = $1",
140 user_id
141 )
142 .fetch_one(&state.db)
143 .await
144 .unwrap_or(Some(0))
145 .unwrap_or(0);
146 let valid_did = is_valid_did_for_service(&state.db, state.cache.clone(), did.as_str()).await;
147 (
148 StatusCode::OK,
149 Json(CheckAccountStatusOutput {
150 activated: deactivated_at.is_none(),
151 valid_did,
152 repo_commit: repo_commit.clone(),
153 repo_rev,
154 repo_blocks: block_count as i64,
155 indexed_records: record_count,
156 private_state_values: 0,
157 expected_blobs,
158 imported_blobs,
159 }),
160 )
161 .into_response()
162}
163
164async fn is_valid_did_for_service(db: &sqlx::PgPool, cache: Arc<dyn Cache>, did: &str) -> bool {
165 assert_valid_did_document_for_service(db, cache, did, false)
166 .await
167 .is_ok()
168}
169
170async fn assert_valid_did_document_for_service(
171 db: &sqlx::PgPool,
172 cache: Arc<dyn Cache>,
173 did: &str,
174 with_retry: bool,
175) -> Result<(), ApiError> {
176 let hostname = std::env::var("PDS_HOSTNAME").unwrap_or_else(|_| "localhost".to_string());
177 let expected_endpoint = format!("https://{}", hostname);
178
179 if did.starts_with("did:plc:") {
180 let plc_client = PlcClient::with_cache(None, Some(cache.clone()));
181
182 let max_attempts = if with_retry { 5 } else { 1 };
183 let mut last_error = None;
184 let mut doc_data = None;
185 for attempt in 0..max_attempts {
186 if attempt > 0 {
187 let delay_ms = 500 * (1 << (attempt - 1));
188 info!(
189 "Waiting {}ms before retry {} for DID document validation ({})",
190 delay_ms, attempt, did
191 );
192 tokio::time::sleep(tokio::time::Duration::from_millis(delay_ms)).await;
193 }
194
195 match plc_client.get_document_data(did).await {
196 Ok(data) => {
197 let pds_endpoint = data
198 .get("services")
199 .and_then(|s| s.get("atproto_pds").or_else(|| s.get("atprotoPds")))
200 .and_then(|p| p.get("endpoint"))
201 .and_then(|e| e.as_str());
202
203 if pds_endpoint == Some(&expected_endpoint) {
204 doc_data = Some(data);
205 break;
206 } else {
207 info!(
208 "Attempt {}: DID {} has endpoint {:?}, expected {} - retrying",
209 attempt + 1,
210 did,
211 pds_endpoint,
212 expected_endpoint
213 );
214 last_error = Some(format!(
215 "DID document endpoint {:?} does not match expected {}",
216 pds_endpoint, expected_endpoint
217 ));
218 }
219 }
220 Err(e) => {
221 warn!(
222 "Attempt {}: Failed to fetch PLC document for {}: {:?}",
223 attempt + 1,
224 did,
225 e
226 );
227 last_error = Some(format!("Could not resolve DID document: {}", e));
228 }
229 }
230 }
231
232 let Some(doc_data) = doc_data else {
233 return Err(ApiError::InvalidRequest(
234 last_error.unwrap_or_else(|| "DID document validation failed".to_string()),
235 ));
236 };
237
238 let server_rotation_key = std::env::var("PLC_ROTATION_KEY").ok();
239 if let Some(ref expected_rotation_key) = server_rotation_key {
240 let rotation_keys = doc_data
241 .get("rotationKeys")
242 .and_then(|v| v.as_array())
243 .map(|arr| arr.iter().filter_map(|k| k.as_str()).collect::<Vec<_>>())
244 .unwrap_or_default();
245 if !rotation_keys.contains(&expected_rotation_key.as_str()) {
246 return Err(ApiError::InvalidRequest(
247 "Server rotation key not included in PLC DID data".into(),
248 ));
249 }
250 }
251
252 let doc_signing_key = doc_data
253 .get("verificationMethods")
254 .and_then(|v| v.get("atproto"))
255 .and_then(|k| k.as_str());
256
257 let user_row = sqlx::query!(
258 "SELECT uk.key_bytes, uk.encryption_version FROM user_keys uk JOIN users u ON uk.user_id = u.id WHERE u.did = $1",
259 did
260 )
261 .fetch_optional(db)
262 .await
263 .map_err(|e| {
264 error!("Failed to fetch user key: {:?}", e);
265 ApiError::InternalError(None)
266 })?;
267
268 if let Some(row) = user_row {
269 let key_bytes = crate::config::decrypt_key(&row.key_bytes, row.encryption_version)
270 .map_err(|e| {
271 error!("Failed to decrypt user key: {}", e);
272 ApiError::InternalError(None)
273 })?;
274 let signing_key = SigningKey::from_slice(&key_bytes).map_err(|e| {
275 error!("Failed to create signing key: {:?}", e);
276 ApiError::InternalError(None)
277 })?;
278 let expected_did_key = crate::plc::signing_key_to_did_key(&signing_key);
279
280 if doc_signing_key != Some(&expected_did_key) {
281 warn!(
282 "DID {} has signing key {:?}, expected {}",
283 did, doc_signing_key, expected_did_key
284 );
285 return Err(ApiError::InvalidRequest(
286 "DID document verification method does not match expected signing key".into(),
287 ));
288 }
289 }
290 } else if let Some(host_and_path) = did.strip_prefix("did:web:") {
291 let client = crate::api::proxy_client::did_resolution_client();
292 let decoded = host_and_path.replace("%3A", ":");
293 let parts: Vec<&str> = decoded.split(':').collect();
294 let (host, path_parts) = if parts.len() > 1 && parts[1].chars().all(|c| c.is_ascii_digit())
295 {
296 (format!("{}:{}", parts[0], parts[1]), parts[2..].to_vec())
297 } else {
298 (parts[0].to_string(), parts[1..].to_vec())
299 };
300 let scheme =
301 if host.starts_with("localhost") || host.starts_with("127.") || host.contains(':') {
302 "http"
303 } else {
304 "https"
305 };
306 let url = if path_parts.is_empty() {
307 format!("{}://{}/.well-known/did.json", scheme, host)
308 } else {
309 format!("{}://{}/{}/did.json", scheme, host, path_parts.join("/"))
310 };
311 let resp = client.get(&url).send().await.map_err(|e| {
312 warn!("Failed to fetch did:web document for {}: {:?}", did, e);
313 ApiError::InvalidRequest(format!("Could not resolve DID document: {}", e))
314 })?;
315 let doc: serde_json::Value = resp.json().await.map_err(|e| {
316 warn!("Failed to parse did:web document for {}: {:?}", did, e);
317 ApiError::InvalidRequest(format!("Could not parse DID document: {}", e))
318 })?;
319
320 let pds_endpoint = doc
321 .get("service")
322 .and_then(|s| s.as_array())
323 .and_then(|arr| {
324 arr.iter().find(|svc| {
325 svc.get("id").and_then(|id| id.as_str()) == Some("#atproto_pds")
326 || svc.get("type").and_then(|t| t.as_str())
327 == Some("AtprotoPersonalDataServer")
328 })
329 })
330 .and_then(|svc| svc.get("serviceEndpoint"))
331 .and_then(|e| e.as_str());
332
333 if pds_endpoint != Some(&expected_endpoint) {
334 warn!(
335 "DID {} has endpoint {:?}, expected {}",
336 did, pds_endpoint, expected_endpoint
337 );
338 return Err(ApiError::InvalidRequest(
339 "DID document atproto_pds service endpoint does not match PDS public url".into(),
340 ));
341 }
342 }
343
344 Ok(())
345}
346
347pub async fn activate_account(
348 State(state): State<AppState>,
349 headers: axum::http::HeaderMap,
350) -> Response {
351 info!("[MIGRATION] activateAccount called");
352 let extracted = match crate::auth::extract_auth_token_from_header(
353 headers.get("Authorization").and_then(|h| h.to_str().ok()),
354 ) {
355 Some(t) => t,
356 None => {
357 info!("[MIGRATION] activateAccount: No auth token");
358 return ApiError::AuthenticationRequired.into_response();
359 }
360 };
361 let dpop_proof = headers.get("DPoP").and_then(|h| h.to_str().ok());
362 let http_uri = format!(
363 "https://{}/xrpc/com.atproto.server.activateAccount",
364 std::env::var("PDS_HOSTNAME").unwrap_or_else(|_| "localhost".to_string())
365 );
366 let auth_user = match crate::auth::validate_token_with_dpop(
367 &state.db,
368 &extracted.token,
369 extracted.is_dpop,
370 dpop_proof,
371 "POST",
372 &http_uri,
373 true,
374 false,
375 )
376 .await
377 {
378 Ok(user) => user,
379 Err(e) => {
380 info!("[MIGRATION] activateAccount: Auth failed: {:?}", e);
381 return ApiError::from(e).into_response();
382 }
383 };
384 info!(
385 "[MIGRATION] activateAccount: Authenticated user did={}",
386 auth_user.did
387 );
388
389 if let Err(e) = crate::auth::scope_check::check_account_scope(
390 auth_user.is_oauth,
391 auth_user.scope.as_deref(),
392 crate::oauth::scopes::AccountAttr::Repo,
393 crate::oauth::scopes::AccountAction::Manage,
394 ) {
395 info!("[MIGRATION] activateAccount: Scope check failed");
396 return e;
397 }
398
399 let did = auth_user.did;
400
401 info!(
402 "[MIGRATION] activateAccount: Validating DID document for did={}",
403 did
404 );
405 let did_validation_start = std::time::Instant::now();
406 if let Err(e) =
407 assert_valid_did_document_for_service(&state.db, state.cache.clone(), did.as_str(), true)
408 .await
409 {
410 info!(
411 "[MIGRATION] activateAccount: DID document validation FAILED for {} (took {:?})",
412 did,
413 did_validation_start.elapsed()
414 );
415 return e.into_response();
416 }
417 info!(
418 "[MIGRATION] activateAccount: DID document validation SUCCESS for {} (took {:?})",
419 did,
420 did_validation_start.elapsed()
421 );
422
423 let handle = sqlx::query_scalar!("SELECT handle FROM users WHERE did = $1", did.as_str())
424 .fetch_optional(&state.db)
425 .await
426 .ok()
427 .flatten();
428 info!(
429 "[MIGRATION] activateAccount: Activating account did={} handle={:?}",
430 did, handle
431 );
432 let result = sqlx::query!(
433 "UPDATE users SET deactivated_at = NULL WHERE did = $1",
434 did.as_str()
435 )
436 .execute(&state.db)
437 .await;
438 match result {
439 Ok(_) => {
440 info!(
441 "[MIGRATION] activateAccount: DB update success for did={}",
442 did
443 );
444 if let Some(ref h) = handle {
445 let _ = state.cache.delete(&format!("handle:{}", h)).await;
446 }
447 info!(
448 "[MIGRATION] activateAccount: Sequencing account event (active=true) for did={}",
449 did
450 );
451 if let Err(e) =
452 crate::api::repo::record::sequence_account_event(&state, did.as_str(), true, None)
453 .await
454 {
455 warn!(
456 "[MIGRATION] activateAccount: Failed to sequence account activation event: {}",
457 e
458 );
459 } else {
460 info!("[MIGRATION] activateAccount: Account event sequenced successfully");
461 }
462 info!(
463 "[MIGRATION] activateAccount: Sequencing identity event for did={} handle={:?}",
464 did, handle
465 );
466 if let Err(e) = crate::api::repo::record::sequence_identity_event(
467 &state,
468 did.as_str(),
469 handle.as_deref(),
470 )
471 .await
472 {
473 warn!(
474 "[MIGRATION] activateAccount: Failed to sequence identity event for activation: {}",
475 e
476 );
477 } else {
478 info!("[MIGRATION] activateAccount: Identity event sequenced successfully");
479 }
480 let repo_root = sqlx::query_scalar!(
481 "SELECT r.repo_root_cid FROM repos r JOIN users u ON r.user_id = u.id WHERE u.did = $1",
482 did.as_str()
483 )
484 .fetch_optional(&state.db)
485 .await
486 .ok()
487 .flatten();
488 if let Some(root_cid) = repo_root {
489 info!(
490 "[MIGRATION] activateAccount: Sequencing sync event for did={} root_cid={}",
491 did, root_cid
492 );
493 let rev = if let Ok(cid) = Cid::from_str(&root_cid) {
494 if let Ok(Some(block)) = state.block_store.get(&cid).await {
495 Commit::from_cbor(&block).ok().map(|c| c.rev().to_string())
496 } else {
497 None
498 }
499 } else {
500 None
501 };
502 if let Err(e) = crate::api::repo::record::sequence_sync_event(
503 &state,
504 did.as_str(),
505 &root_cid,
506 rev.as_deref(),
507 )
508 .await
509 {
510 warn!(
511 "[MIGRATION] activateAccount: Failed to sequence sync event for activation: {}",
512 e
513 );
514 } else {
515 info!("[MIGRATION] activateAccount: Sync event sequenced successfully");
516 }
517 } else {
518 warn!(
519 "[MIGRATION] activateAccount: No repo root found for did={}",
520 did
521 );
522 }
523 info!("[MIGRATION] activateAccount: SUCCESS for did={}", did);
524 EmptyResponse::ok().into_response()
525 }
526 Err(e) => {
527 error!(
528 "[MIGRATION] activateAccount: DB error activating account: {:?}",
529 e
530 );
531 ApiError::InternalError(None).into_response()
532 }
533 }
534}
535
536#[derive(Deserialize)]
537#[serde(rename_all = "camelCase")]
538pub struct DeactivateAccountInput {
539 pub delete_after: Option<String>,
540}
541
542pub async fn deactivate_account(
543 State(state): State<AppState>,
544 headers: axum::http::HeaderMap,
545 Json(input): Json<DeactivateAccountInput>,
546) -> Response {
547 let extracted = match crate::auth::extract_auth_token_from_header(
548 headers.get("Authorization").and_then(|h| h.to_str().ok()),
549 ) {
550 Some(t) => t,
551 None => return ApiError::AuthenticationRequired.into_response(),
552 };
553 let dpop_proof = headers.get("DPoP").and_then(|h| h.to_str().ok());
554 let http_uri = format!(
555 "https://{}/xrpc/com.atproto.server.deactivateAccount",
556 std::env::var("PDS_HOSTNAME").unwrap_or_else(|_| "localhost".to_string())
557 );
558 let auth_user = match crate::auth::validate_token_with_dpop(
559 &state.db,
560 &extracted.token,
561 extracted.is_dpop,
562 dpop_proof,
563 "POST",
564 &http_uri,
565 false,
566 false,
567 )
568 .await
569 {
570 Ok(user) => user,
571 Err(e) => return ApiError::from(e).into_response(),
572 };
573
574 if let Err(e) = crate::auth::scope_check::check_account_scope(
575 auth_user.is_oauth,
576 auth_user.scope.as_deref(),
577 crate::oauth::scopes::AccountAttr::Repo,
578 crate::oauth::scopes::AccountAction::Manage,
579 ) {
580 return e;
581 }
582
583 let delete_after: Option<chrono::DateTime<chrono::Utc>> = input
584 .delete_after
585 .as_ref()
586 .and_then(|s| chrono::DateTime::parse_from_rfc3339(s).ok())
587 .map(|dt| dt.with_timezone(&chrono::Utc));
588
589 let did = auth_user.did;
590
591 let handle = sqlx::query_scalar!("SELECT handle FROM users WHERE did = $1", did.as_str())
592 .fetch_optional(&state.db)
593 .await
594 .ok()
595 .flatten();
596
597 let result = sqlx::query!(
598 "UPDATE users SET deactivated_at = NOW(), delete_after = $2 WHERE did = $1",
599 did.as_str(),
600 delete_after
601 )
602 .execute(&state.db)
603 .await;
604
605 match result {
606 Ok(_) => {
607 if let Some(ref h) = handle {
608 let _ = state.cache.delete(&format!("handle:{}", h)).await;
609 }
610 if let Err(e) = crate::api::repo::record::sequence_account_event(
611 &state,
612 did.as_str(),
613 false,
614 Some("deactivated"),
615 )
616 .await
617 {
618 warn!("Failed to sequence account deactivated event: {}", e);
619 }
620 EmptyResponse::ok().into_response()
621 }
622 Err(e) => {
623 error!("DB error deactivating account: {:?}", e);
624 ApiError::InternalError(None).into_response()
625 }
626 }
627}
628
629pub async fn request_account_delete(
630 State(state): State<AppState>,
631 headers: axum::http::HeaderMap,
632) -> Response {
633 let extracted = match crate::auth::extract_auth_token_from_header(
634 headers.get("Authorization").and_then(|h| h.to_str().ok()),
635 ) {
636 Some(t) => t,
637 None => return ApiError::AuthenticationRequired.into_response(),
638 };
639 let dpop_proof = headers.get("DPoP").and_then(|h| h.to_str().ok());
640 let http_uri = format!(
641 "https://{}/xrpc/com.atproto.server.requestAccountDelete",
642 std::env::var("PDS_HOSTNAME").unwrap_or_else(|_| "localhost".to_string())
643 );
644 let validated = match crate::auth::validate_token_with_dpop(
645 &state.db,
646 &extracted.token,
647 extracted.is_dpop,
648 dpop_proof,
649 "POST",
650 &http_uri,
651 true,
652 false,
653 )
654 .await
655 {
656 Ok(user) => user,
657 Err(e) => return ApiError::from(e).into_response(),
658 };
659 let did = validated.did.clone();
660
661 if !crate::api::server::reauth::check_legacy_session_mfa(&state.db, did.as_str()).await {
662 return crate::api::server::reauth::legacy_mfa_required_response(&state.db, did.as_str())
663 .await;
664 }
665
666 let user_id = match sqlx::query_scalar!("SELECT id FROM users WHERE did = $1", did.as_str())
667 .fetch_optional(&state.db)
668 .await
669 {
670 Ok(Some(id)) => id,
671 _ => {
672 return ApiError::InternalError(None).into_response();
673 }
674 };
675 let confirmation_token = Uuid::new_v4().to_string();
676 let expires_at = Utc::now() + Duration::minutes(15);
677 let insert = sqlx::query!(
678 "INSERT INTO account_deletion_requests (token, did, expires_at) VALUES ($1, $2, $3)",
679 confirmation_token,
680 did.as_str(),
681 expires_at
682 )
683 .execute(&state.db)
684 .await;
685 if let Err(e) = insert {
686 error!("DB error creating deletion token: {:?}", e);
687 return ApiError::InternalError(None).into_response();
688 }
689 let hostname = std::env::var("PDS_HOSTNAME").unwrap_or_else(|_| "localhost".to_string());
690 if let Err(e) =
691 crate::comms::enqueue_account_deletion(&state.db, user_id, &confirmation_token, &hostname)
692 .await
693 {
694 warn!("Failed to enqueue account deletion notification: {:?}", e);
695 }
696 info!("Account deletion requested for user {}", did);
697 EmptyResponse::ok().into_response()
698}
699
700#[derive(Deserialize)]
701pub struct DeleteAccountInput {
702 pub did: crate::types::Did,
703 pub password: PlainPassword,
704 pub token: String,
705}
706
707pub async fn delete_account(
708 State(state): State<AppState>,
709 Json(input): Json<DeleteAccountInput>,
710) -> Response {
711 let did = &input.did;
712 let password = &input.password;
713 let token = input.token.trim();
714 if password.is_empty() {
715 return ApiError::InvalidRequest("password is required".into()).into_response();
716 }
717 const OLD_PASSWORD_MAX_LENGTH: usize = 512;
718 if password.len() > OLD_PASSWORD_MAX_LENGTH {
719 return ApiError::InvalidRequest("Invalid password length".into()).into_response();
720 }
721 if token.is_empty() {
722 return ApiError::InvalidToken(Some("token is required".into())).into_response();
723 }
724 let user = sqlx::query!(
725 "SELECT id, password_hash, handle FROM users WHERE did = $1",
726 did.as_str()
727 )
728 .fetch_optional(&state.db)
729 .await;
730 let (user_id, password_hash, handle) = match user {
731 Ok(Some(row)) => (row.id, row.password_hash, row.handle),
732 Ok(None) => {
733 return ApiError::InvalidRequest("account not found".into()).into_response();
734 }
735 Err(e) => {
736 error!("DB error in delete_account: {:?}", e);
737 return ApiError::InternalError(None).into_response();
738 }
739 };
740 let password_valid = if password_hash
741 .as_ref()
742 .map(|h| verify(password, h).unwrap_or(false))
743 .unwrap_or(false)
744 {
745 true
746 } else {
747 let app_pass_rows = sqlx::query!(
748 "SELECT password_hash FROM app_passwords WHERE user_id = $1",
749 user_id
750 )
751 .fetch_all(&state.db)
752 .await
753 .unwrap_or_default();
754 app_pass_rows
755 .iter()
756 .any(|row| verify(password, &row.password_hash).unwrap_or(false))
757 };
758 if !password_valid {
759 return ApiError::AuthenticationFailed(Some("Invalid password".into())).into_response();
760 }
761 let deletion_request = sqlx::query!(
762 "SELECT did, expires_at FROM account_deletion_requests WHERE token = $1",
763 token
764 )
765 .fetch_optional(&state.db)
766 .await;
767 let (token_did, expires_at) = match deletion_request {
768 Ok(Some(row)) => (row.did, row.expires_at),
769 Ok(None) => {
770 return ApiError::InvalidToken(Some("Invalid or expired token".into())).into_response();
771 }
772 Err(e) => {
773 error!("DB error fetching deletion token: {:?}", e);
774 return ApiError::InternalError(None).into_response();
775 }
776 };
777 if token_did != did.as_str() {
778 return ApiError::InvalidToken(Some("Token does not match account".into())).into_response();
779 }
780 if Utc::now() > expires_at {
781 let _ = sqlx::query!(
782 "DELETE FROM account_deletion_requests WHERE token = $1",
783 token
784 )
785 .execute(&state.db)
786 .await;
787 return ApiError::ExpiredToken(None).into_response();
788 }
789 let mut tx = match state.db.begin().await {
790 Ok(tx) => tx,
791 Err(e) => {
792 error!("Failed to begin transaction: {:?}", e);
793 return ApiError::InternalError(None).into_response();
794 }
795 };
796 let deletion_result: Result<(), sqlx::Error> = async {
797 sqlx::query!("DELETE FROM session_tokens WHERE did = $1", did)
798 .execute(&mut *tx)
799 .await?;
800 sqlx::query!("DELETE FROM records WHERE repo_id = $1", user_id)
801 .execute(&mut *tx)
802 .await?;
803 sqlx::query!("DELETE FROM repos WHERE user_id = $1", user_id)
804 .execute(&mut *tx)
805 .await?;
806 sqlx::query!("DELETE FROM blobs WHERE created_by_user = $1", user_id)
807 .execute(&mut *tx)
808 .await?;
809 sqlx::query!("DELETE FROM user_keys WHERE user_id = $1", user_id)
810 .execute(&mut *tx)
811 .await?;
812 sqlx::query!("DELETE FROM app_passwords WHERE user_id = $1", user_id)
813 .execute(&mut *tx)
814 .await?;
815 sqlx::query!("DELETE FROM account_deletion_requests WHERE did = $1", did)
816 .execute(&mut *tx)
817 .await?;
818 sqlx::query!("DELETE FROM users WHERE id = $1", user_id)
819 .execute(&mut *tx)
820 .await?;
821 Ok(())
822 }
823 .await;
824 match deletion_result {
825 Ok(()) => {
826 if let Err(e) = tx.commit().await {
827 error!("Failed to commit account deletion transaction: {:?}", e);
828 return ApiError::InternalError(None).into_response();
829 }
830 let account_seq = crate::api::repo::record::sequence_account_event(
831 &state,
832 did,
833 false,
834 Some("deleted"),
835 )
836 .await;
837 match account_seq {
838 Ok(seq) => {
839 if let Err(e) = sqlx::query!(
840 "DELETE FROM repo_seq WHERE did = $1 AND seq != $2",
841 did,
842 seq
843 )
844 .execute(&state.db)
845 .await
846 {
847 warn!(
848 "Failed to cleanup sequences for deleted account {}: {}",
849 did, e
850 );
851 }
852 }
853 Err(e) => {
854 warn!(
855 "Failed to sequence account deletion event for {}: {}",
856 did, e
857 );
858 }
859 }
860 let _ = state.cache.delete(&format!("handle:{}", handle)).await;
861 info!("Account {} deleted successfully", did);
862 EmptyResponse::ok().into_response()
863 }
864 Err(e) => {
865 error!("DB error deleting account, rolling back: {:?}", e);
866 ApiError::InternalError(None).into_response()
867 }
868 }
869}