Promote fts5 secure-delete to production

ts/background.ts

@@ -52,7 +52,6 @@ import { senderCertificateService } from './services/senderCertificate';
 import { GROUP_CREDENTIALS_KEY } from './services/groupCredentialFetcher';
 import * as KeyboardLayout from './services/keyboardLayout';
 import * as StorageService from './services/storage';
-import { optimizeFTS } from './services/ftsOptimizer';
 import { RoutineProfileRefresher } from './routineProfileRefresh';
 import { isOlderThan, toDayMillis } from './util/timestamp';
 import { isValidReactionEmoji } from './reactions/isValidReactionEmoji';
@@ -982,8 +981,6 @@ export async function startApp(): Promise<void> {
     if (newVersion) {
       await window.Signal.Data.cleanupOrphanedAttachments();
 
-      optimizeFTS();
-
       drop(window.Signal.Data.ensureFilePermissions());
     }
 

ts/models/conversations.ts

@@ -87,7 +87,6 @@ import {
   notificationService,
 } from '../services/notifications';
 import { storageServiceUploadJob } from '../services/storage';
-import { scheduleOptimizeFTS } from '../services/ftsOptimizer';
 import { getSendOptions } from '../util/getSendOptions';
 import { isConversationAccepted } from '../util/isConversationAccepted';
 import {
@@ -4864,8 +4863,6 @@ export class ConversationModel extends window.Backbone
     await window.Signal.Data.removeAllMessagesInConversation(this.id, {
       logId: this.idForLogging(),
     });
-
-    scheduleOptimizeFTS();
   }
 
   getTitle(options?: { isShort?: boolean }): string {

ts/models/messages.ts

@@ -65,7 +65,6 @@ import { migrateLegacyReadStatus } from '../messages/migrateLegacyReadStatus';
 import { migrateLegacySendAttributes } from '../messages/migrateLegacySendAttributes';
 import { getOwn } from '../util/getOwn';
 import { markRead, markViewed } from '../services/MessageUpdater';
-import { scheduleOptimizeFTS } from '../services/ftsOptimizer';
 import {
   isDirectConversation,
   isGroup,
@@ -579,8 +578,6 @@ export class MessageModel extends window.Backbone.Model<MessageAttributesType> {
     }
 
     await window.Signal.Data.deleteSentProtoByMessageId(this.id);
-
-    scheduleOptimizeFTS();
   }
 
   override isEmpty(): boolean {

ts/services/expiringMessagesDeletion.ts

@@ -9,7 +9,6 @@ import { clearTimeoutIfNecessary } from '../util/clearTimeoutIfNecessary';
 import { sleep } from '../util/sleep';
 import { SECOND } from '../util/durations';
 import * as Errors from '../types/errors';
-import { scheduleOptimizeFTS } from './ftsOptimizer';
 
 class ExpiringMessagesDeletionService {
   public update: typeof this.checkExpiringMessages;
@@ -56,10 +55,6 @@ class ExpiringMessagesDeletionService {
           window.reduxActions.conversations.messageExpired(message.id);
         });
       });
-
-      if (messages.length > 0) {
-        scheduleOptimizeFTS();
-      }
     } catch (error) {
       window.SignalContext.log.error(
         'destroyExpiredMessages: Error deleting expired messages',

ts/services/ftsOptimizer.ts

@@ -1,69 +0,0 @@
-// Copyright 2023 Signal Messenger, LLC
-// SPDX-License-Identifier: AGPL-3.0-only
-
-import { debounce } from 'lodash';
-
-import { SECOND } from '../util/durations';
-import { sleep } from '../util/sleep';
-import { drop } from '../util/drop';
-import { isProduction } from '../util/version';
-import dataInterface from '../sql/Client';
-import type { FTSOptimizationStateType } from '../sql/Interface';
-import * as log from '../logging/log';
-
-const INTERACTIVITY_DELAY_MS = 50;
-
-class FTSOptimizer {
-  private isRunning = false;
-
-  public async run(): Promise<void> {
-    if (!isProduction(window.getVersion())) {
-      log.info('ftsOptimizer: not running when not in production');
-      return;
-    }
-
-    if (this.isRunning) {
-      return;
-    }
-    this.isRunning = true;
-
-    log.info('ftsOptimizer: starting');
-
-    let state: FTSOptimizationStateType | undefined;
-
-    const start = Date.now();
-
-    try {
-      do {
-        if (state !== undefined) {
-          // eslint-disable-next-line no-await-in-loop
-          await sleep(INTERACTIVITY_DELAY_MS);
-        }
-
-        // eslint-disable-next-line no-await-in-loop
-        state = await dataInterface.optimizeFTS(state);
-      } while (!state?.done);
-    } finally {
-      this.isRunning = false;
-    }
-
-    const duration = Date.now() - start;
-
-    if (!state) {
-      log.warn('ftsOptimizer: no final state');
-      return;
-    }
-
-    log.info(`ftsOptimizer: took ${duration}ms and ${state.steps} steps`);
-  }
-}
-
-const optimizer = new FTSOptimizer();
-
-export const optimizeFTS = (): void => {
-  drop(optimizer.run());
-};
-
-export const scheduleOptimizeFTS = debounce(optimizeFTS, SECOND, {
-  maxWait: 5 * SECOND,
-});

ts/sql/Server.ts

@@ -577,7 +577,6 @@ SQL.setLogHandler((code, value) => {
 });
 
 async function initialize({
-  appVersion,
   configDir,
   key,
   logger: suppliedLogger,
@@ -619,7 +618,7 @@ async function initialize({
     // For profiling use:
     // db.pragma('cipher_profile=\'sqlcipher.log\'');
 
-    updateSchema(writable, logger, appVersion);
+    updateSchema(writable, logger);
 
     readonly = openAndSetUpSQLCipher(databaseFilePath, { key, readonly: true });
 

ts/sql/migrations/index.ts

@@ -6,7 +6,6 @@ import { keyBy } from 'lodash';
 import { v4 as generateUuid } from 'uuid';
 
 import type { LoggerType } from '../../types/Logging';
-import { isProduction } from '../../util/version';
 import {
   getSchemaVersion,
   getUserVersion,
@@ -2020,11 +2019,7 @@ export class DBVersionFromFutureError extends Error {
   override name = 'DBVersionFromFutureError';
 }
 
-export function lazyFTS5SecureDelete(
-  db: Database,
-  logger: LoggerType,
-  enabled: boolean
-): void {
+export function enableFTS5SecureDelete(db: Database, logger: LoggerType): void {
   const isEnabled =
     db
       .prepare(
@@ -2035,23 +2030,8 @@ export function lazyFTS5SecureDelete(
       .pluck()
       .get() === 1;
 
-  if (isEnabled && !enabled) {
-    logger.info('lazyFTS5SecureDelete: disabling, rebuilding fts5 index');
-    db.exec(`
-      -- Disable secure-delete
-      INSERT INTO messages_fts
-      (messages_fts, rank)
-      VALUES
-      ('secure-delete', 0);
-
-      --- Rebuild the index to fix the corruption
-      INSERT INTO messages_fts
-      (messages_fts)
-      VALUES
-      ('rebuild');
-    `);
-  } else if (!isEnabled && enabled) {
-    logger.info('lazyFTS5SecureDelete: enabling');
+  if (!isEnabled) {
+    logger.info('enableFTS5SecureDelete: enabling');
     db.exec(`
       -- Enable secure-delete
       INSERT INTO messages_fts
@@ -2062,11 +2042,7 @@ export function lazyFTS5SecureDelete(
   }
 }
 
-export function updateSchema(
-  db: Database,
-  logger: LoggerType,
-  appVersion: string
-): void {
+export function updateSchema(db: Database, logger: LoggerType): void {
   const sqliteVersion = getSQLiteVersion(db);
   const sqlcipherVersion = getSQLCipherVersion(db);
   const startingVersion = getUserVersion(db);
@@ -2094,7 +2070,7 @@ export function updateSchema(
     runSchemaUpdate(startingVersion, db, logger);
   }
 
-  lazyFTS5SecureDelete(db, logger, !isProduction(appVersion));
+  enableFTS5SecureDelete(db, logger);
 
   if (startingVersion !== MAX_VERSION) {
     const start = Date.now();