entry.ts

1import { setupMessageHandler, setRestoreReady } from "./messages";2import { setupAutoLock } from "./alarms";3import { setupSyncAlarm } from "./sync-alarm";4import { setupPasskeyProxy } from "./passkey";5import { setupCommands } from "./commands";6import { setupClipboardClearAlarm } from "./clipboard";7import { applyStorageHardening, restoreFromSession, isUnlocked, lock } from "./vault";8import { ensureSettingsLoaded } from "./vault";9import { isRecoveryConfirmPending } from "./recovery-pending";10import { denyAllPendingPasskeyRequests } from "./passkey";11import {12  hydratePersistedSyncState,13  setSyncDialTargetSelector,14  setSyncRunner,15  triggerSyncIfReachable,16} from "./sync-trigger";17import { productionSyncRunner, abortSyncRunnerSessions } from "./sync-runner";18import {19  drainAndRefreshLockedSyncSpool,20  refreshLockedSyncSpool,21} from "./sync-vault-adapter";22import { setLockedSyncHooks } from "./vault";23import { repairPairedRevocationOverlaps } from "./paired-devices";24import {25  requestMeshRelayReconcile,26  setupMeshRelayListener,27  abortMeshRelaySessions,28  selectProductionDialTargets,29} from "./mesh-relay-listener";30import { hardenExtensionStorage } from "./storage-access";31import { recordInstalledVersion } from "../shared/release-notes";3233chrome.runtime.onInstalled.addListener((details) => { void recordInstalledVersion(details); });3435// The chrome.idle.onStateChanged listener lives in ./alarms (the architectural36// home for auto-lock timing). Keeping it in only one place avoids drift.3738// Lock-on-close via port disconnect. The popup opens a nonce'd port39// ("popup-<uuid>"); when that port disconnects (popup closed), lock if40// lockOnClose is enabled. Previously also declared in the never-bundled41// index.ts (deleted in LV-5) — this is now the single registration.42//43// LV-5: the lock port name carries a per-popup-open random suffix. Another44// extension cannot open ports INTO this extension (onConnectExternal is not45// registered), so the nonce is defense-in-depth — a port named exactly46// "popup" from anything that isn't our popup no longer reliably triggers47// deny-all + lock once the legacy window closes.48const POPUP_PORT_PREFIX = "popup-";4950chrome.runtime.onConnect.addListener((port) => {51  if (!port.name.startsWith(POPUP_PORT_PREFIX)) return;52  const senderUrl = port.sender?.url;53  const extensionOrigin = new URL(chrome.runtime.getURL("")).origin;54  if (port.sender?.tab || !senderUrl || new URL(senderUrl).origin !== extensionOrigin) return;55  port.onDisconnect.addListener(async () => {56    await denyAllPendingPasskeyRequests();57    const s = await ensureSettingsLoaded();58    if (!isUnlocked() || s.lockOnClose !== true) return;59    if (await isRecoveryConfirmPending()) return;60    await lock();61  });62});6364export function start(): void {65  // PB-26-203: establish the storage trust boundary first, then decide66  // whether the session escrow may operate, then restore. The composed67  // promise is handed to the message layer as a gate; the handler itself is68  // still registered synchronously below (MV3 requirement).69  const hardening = hardenExtensionStorage();70  setLockedSyncHooks({71    refresh: refreshLockedSyncSpool,72    afterUnlock: drainAndRefreshLockedSyncSpool,73    onDecoy: () => {74      abortMeshRelaySessions();75      abortSyncRunnerSessions();76    },77  });78  // MV3: the chrome.runtime.onMessage listener MUST be registered during the79  // worker's initial SYNCHRONOUS evaluation. If registration is deferred behind80  // an await, a popup/content message that wakes a cold worker is dispatched81  // before the listener exists → "receiving end does not exist", and the popup82  // misreads the failed HAS_VAULT as "no vault" and shows onboarding.83  //84  // So: kick off session-restore, hand its promise to the message layer as a85  // gate, and register the handler synchronously. Unlock-dependent handlers86  // await the gate (see handleMessage), which preserves the SEV-3-B fix — no87  // spurious lock screen — without delaying listener registration.88  const restored = hardening89    .then((h) => applyStorageHardening(h.sessionEscrowAvailable))90    .then(() => restoreFromSession());91  setRestoreReady(restored);92  setupMessageHandler();93  void setupAutoLock();94  setupCommands();95  // HV-2: clipboard auto-clear backstop must survive worker eviction; the96  // listener has to be registered during initial synchronous evaluation so97  // a cold worker woken BY the alarm still handles it.98  setupClipboardClearAlarm();99  void setupPasskeyProxy();100  // Wire the sync production runner into the dispatcher. Without this101  // `triggerSyncIfReachable` is a no-op (the runner slot starts null) — the102  // pairing/transport/coordinator stack ships dormant until this assignment.103  setSyncRunner(productionSyncRunner);104  setSyncDialTargetSelector(selectProductionDialTargets);105  setupMeshRelayListener();106  // 10-minute background sync. Must be registered during initial synchronous107  // evaluation for the same reason as the clipboard alarm: a cold worker108  // woken BY the sync alarm needs the listener already attached. Setup is109  // idempotent — calling it after a SW revival is safe.110  setupSyncAlarm();111  // First dial without waiting for the alarm tick. The runner is wired and112  // the vault is unlocked enough that listPairedDevices works — the in-flight113  // guard inside triggerSyncIfReachable handles the case where another path114  // (e.g. a fresh pairing completing on the same wake) is already running.115  void restored116    .then(() => requestMeshRelayReconcile())117    .then(() => repairPairedRevocationOverlaps())118    .then(() => hydratePersistedSyncState())119    .then(() => triggerSyncIfReachable({ reason: "startup" }))120    .catch(() => undefined);121}122123start();