fix: enhance OAuth session handling and add tests for state resets

background.js

@@ -9971,10 +9971,7 @@ function getDownstreamStateResets(step, state = {}) {
     gpcPageStatus: '',
     gpcPageStatusText: '',
   };
-
+  const oauthRuntimeResets = {
-  if (step <= 1) {
-    return {
-      ...plusRuntimeResets,
     oauthUrl: null,
     cpaOAuthState: null,
     cpaManagementOrigin: null,
@@ -9986,6 +9983,55 @@ function getDownstreamStateResets(step, state = {}) {
     sub2apiProxyId: null,
     codex2apiSessionId: null,
     codex2apiOAuthState: null,
+  };
+  const getNextStepKey = () => {
+    const numericStep = Number(step);
+    const currentNodeId = typeof getNodeIdByStepForState === 'function'
+      ? getNodeIdByStepForState(numericStep, state)
+      : '';
+    if (
+      currentNodeId
+      && typeof getNodeIdsForState === 'function'
+      && typeof getStepIdByNodeIdForState === 'function'
+    ) {
+      const nodeIds = getNodeIdsForState(state);
+      const currentIndex = nodeIds.indexOf(currentNodeId);
+      const nextNodeId = currentIndex >= 0 ? nodeIds[currentIndex + 1] : '';
+      const nextStep = nextNodeId ? getStepIdByNodeIdForState(nextNodeId, state) : null;
+      if (Number.isInteger(nextStep) && nextStep > 0) {
+        return String(getStepExecutionKeyForState(nextStep, state) || '').trim();
+      }
+    }
+    if (typeof getStepIdsForState === 'function') {
+      const stepIds = getStepIdsForState(state);
+      const currentIndex = stepIds.indexOf(numericStep);
+      const nextStep = currentIndex >= 0 ? stepIds[currentIndex + 1] : null;
+      if (Number.isInteger(nextStep) && nextStep > 0) {
+        return String(getStepExecutionKeyForState(nextStep, state) || '').trim();
+      }
+    }
+    return '';
+  };
+  const nextStepKey = getNextStepKey();
+  const isOAuthEntryRestartBoundary = nextStepKey === 'oauth-login' || nextStepKey === 'relogin-bound-email';
+  const oauthEntryRuntimeResets = {
+    ...oauthRuntimeResets,
+    lastLoginCode: null,
+    loginVerificationRequestedAt: null,
+    oauthFlowDeadlineAt: null,
+    oauthFlowDeadlineSourceUrl: null,
+    pendingPhoneActivationConfirmation: null,
+    localhostUrl: null,
+    currentPhoneVerificationCode: '',
+    currentPhoneVerificationCountdownEndsAt: 0,
+    currentPhoneVerificationCountdownWindowIndex: 0,
+    currentPhoneVerificationCountdownWindowTotal: 0,
+  };
+
+  if (step <= 1) {
+    return {
+      ...plusRuntimeResets,
+      ...oauthRuntimeResets,
       flowStartTime: null,
       password: null,
       lastEmailTimestamp: null,
@@ -10056,6 +10102,7 @@ function getDownstreamStateResets(step, state = {}) {
   if (isEarlyRegistrationNode || isBillingNode || isApprovalNode) {
     return {
       ...(isEarlyRegistrationNode ? plusRuntimeResets : {}),
+      ...(isOAuthEntryRestartBoundary ? oauthRuntimeResets : {}),
       ...(isBillingNode ? {
         plusBillingCountryText: '',
         plusBillingAddress: null,
@@ -10090,6 +10137,7 @@ function getDownstreamStateResets(step, state = {}) {
   }
   if (stepKey === 'plus-checkout-return' || stepKey === 'confirm-oauth') {
     return {
+      ...(isOAuthEntryRestartBoundary ? oauthRuntimeResets : {}),
       pendingPhoneActivationConfirmation: null,
       plusReturnUrl: '',
       localhostUrl: null,
@@ -10099,12 +10147,10 @@ function getDownstreamStateResets(step, state = {}) {
       currentPhoneVerificationCountdownWindowTotal: 0,
     };
   }
-  if (
+  if (stepKey === 'oauth-login' || stepKey === 'relogin-bound-email') {
-    stepKey === 'oauth-login'
+    return oauthEntryRuntimeResets;
-    || stepKey === 'fetch-login-code'
+  }
-    || stepKey === 'relogin-bound-email'
+  if (stepKey === 'fetch-login-code' || stepKey === 'fetch-bound-email-login-code') {
-    || stepKey === 'fetch-bound-email-login-code'
-  ) {
     return {
       lastLoginCode: null,
       loginVerificationRequestedAt: null,
@@ -10124,6 +10170,9 @@ function getDownstreamStateResets(step, state = {}) {
       localhostUrl: null,
     };
   }
+  if (isOAuthEntryRestartBoundary) {
+    return oauthEntryRuntimeResets;
+  }
   return {};
 }
 
@@ -14988,6 +15037,10 @@ async function getPostStep6AutoRestartDecision(step, error) {
     const hasTransientTokenExchangeSignal = /token_exchange_user_error|invalid request\.?\s*please try again later/i.test(normalizedMessage);
     return mentionsTokenExchange && (hasTransientNetworkSignal || hasTransientTokenExchangeSignal);
   };
+  const isPlatformVerifyOAuthSessionExpiredError = (errorMessage = '') => {
+    const normalizedMessage = String(errorMessage || '');
+    return /OPENAI_OAUTH_SESSION_NOT_FOUND|session\s+not\s+found\s+or\s+expired|oauth\s+session\s+(?:not\s+found|expired)|missing\s+SUB2API\s+session_id|缺少\s*SUB2API\s*(?:session_id|会话信息)|SUB2API[\s\S]*(?:会话|session)[\s\S]*(?:过期|失效|不存在|not\s+found|expired)/i.test(normalizedMessage);
+  };
   const isPhoneVerificationLocalFailure = (errorMessage = '') => {
     const normalizedMessage = String(errorMessage || '');
     if (isPhoneSmsPlatformRateLimitFailure(normalizedMessage)) {
@@ -15034,11 +15087,15 @@ async function getPostStep6AutoRestartDecision(step, error) {
     && confirmOauthStep > 0
     && confirmOauthStep < normalizedStep
     && isPlatformVerifyTransientRetryError(errorMessage);
+  const shouldRestartFromOAuthLoginStep = currentNodeKey === 'platform-verify'
+    && isPlatformVerifyOAuthSessionExpiredError(errorMessage);
   const restartAnchorStep = shouldRetryFromConfirmStep
     ? confirmOauthStep
+    : (shouldRestartFromOAuthLoginStep
+      ? authChainStartStep
       : (isBoundEmailReloginTailStep && Number.isFinite(boundEmailReloginStep) && boundEmailReloginStep > 0
       ? boundEmailReloginStep
-      : authChainStartStep);
+      : authChainStartStep));
   if (isPhoneSmsPlatformRateLimitFailure(errorMessage)) {
     return {
       shouldRestart: false,

tests/auto-run-step6-restart.test.js

@@ -159,6 +159,7 @@ const bundle = [
   extractFunction('startAutoRunNodeIdleLogWatchdog'),
   extractFunction('runAutoNodeActionWithIdleLogWatchdog'),
   extractFunction('executeNodeAndWaitWithAutoRunIdleLogWatchdog'),
+  extractFunction('getDownstreamStateResets'),
   extractFunction('getPostStep6AutoRestartDecision'),
   NODE_COMPAT_HELPERS,
   extractFunction('getAutoRunWorkflowNodeIds'),
@@ -279,6 +280,7 @@ const events = {
   steps: [],
   logs: [],
   invalidations: [],
+  stateUpdates: [],
   cancellations: [],
   stopBroadcasts: 0,
 };
@@ -330,6 +332,10 @@ async function getTabId() {
 }
 async function invalidateDownstreamAfterStepRestart(step, options = {}) {
   events.invalidations.push({ step, options });
+  const resets = getDownstreamStateResets(step, await getState());
+  if (Object.keys(resets).length > 0) {
+    events.stateUpdates.push(resets);
+  }
 }
 function cancelPendingCommands(reason = '') {
   events.cancellations.push(reason);
@@ -576,6 +582,47 @@ test('auto-run restarts from confirm-oauth step after transient step10 token_exc
   assert.ok(events.logs.some(({ message }) => /回到节点 confirm-oauth 重新开始授权流程/.test(message)));
 });
 
+test('auto-run restarts SUB2API expired oauth session from oauth-login and clears stale session state', async () => {
+  const harness = createHarness({
+    failureStep: 10,
+    failureBudget: 1,
+    failureMessage: 'session not found or expired',
+    authState: { state: 'oauth_consent_page', url: 'https://auth.openai.com/sign-in-with-chatgpt/codex/consent' },
+    customState: {
+      panelMode: 'sub2api',
+      stepStatuses: { 3: 'completed' },
+      stepsVersion: 'ultra2.0',
+      visibleStep: 10,
+      sub2apiSessionId: 'expired-session',
+      sub2apiOAuthState: 'expired-state',
+      sub2apiGroupId: 5,
+      sub2apiGroupIds: [5],
+      sub2apiDraftName: 'draft',
+      sub2apiProxyId: 7,
+      accountContributionEnabled: false,
+    },
+  });
+
+  const events = await harness.run();
+
+  assert.deepStrictEqual(events.steps, [7, 8, 9, 10, 7, 8, 9, 10]);
+  assert.equal(events.invalidations.length, 1);
+  assert.deepStrictEqual(events.invalidations[0], {
+    step: 6,
+    options: {
+      logLabel: '节点 platform-verify 报错后准备回到 oauth-login 重试（第 1 次重开）',
+    },
+  });
+  const resetPatch = events.stateUpdates.find((updates) => updates.sub2apiSessionId === null);
+  assert.ok(resetPatch, 'expected oauth-login restart to clear stale SUB2API OAuth runtime');
+  assert.equal(resetPatch.sub2apiOAuthState, null);
+  assert.equal(resetPatch.sub2apiGroupId, null);
+  assert.deepStrictEqual(resetPatch.sub2apiGroupIds, []);
+  assert.equal(resetPatch.sub2apiDraftName, null);
+  assert.equal(resetPatch.sub2apiProxyId, null);
+  assert.ok(events.logs.some(({ message }) => /回到节点 oauth-login 重新开始授权流程/.test(message)));
+});
+
 test('auto-run restarts Plus/GPC oauth-login aggregate entry-open failure from step 10', async () => {
   const plusGpcSteps = {
     6: { key: 'plus-checkout-create' },

tests/background-cpa-state-plumbing.test.js

@@ -2,6 +2,54 @@ const test = require('node:test');
 const assert = require('node:assert/strict');
 const fs = require('node:fs');
 
+function extractFunction(source, name) {
+  const markers = [`async function ${name}(`, `function ${name}(`];
+  const start = markers
+    .map((marker) => source.indexOf(marker))
+    .find((index) => index >= 0);
+  if (start < 0) {
+    throw new Error(`missing function ${name}`);
+  }
+
+  let parenDepth = 0;
+  let signatureEnded = false;
+  let braceStart = -1;
+  for (let i = start; i < source.length; i += 1) {
+    const ch = source[i];
+    if (ch === '(') {
+      parenDepth += 1;
+    } else if (ch === ')') {
+      parenDepth -= 1;
+      if (parenDepth === 0) {
+        signatureEnded = true;
+      }
+    } else if (ch === '{' && signatureEnded) {
+      braceStart = i;
+      break;
+    }
+  }
+
+  if (braceStart < 0) {
+    throw new Error(`missing body for function ${name}`);
+  }
+
+  let depth = 0;
+  let end = braceStart;
+  for (; end < source.length; end += 1) {
+    const ch = source[end];
+    if (ch === '{') depth += 1;
+    if (ch === '}') {
+      depth -= 1;
+      if (depth === 0) {
+        end += 1;
+        break;
+      }
+    }
+  }
+
+  return source.slice(start, end);
+}
+
 test('background step-1 state plumbing persists and resets cpa oauth runtime keys', () => {
   const source = fs.readFileSync('background.js', 'utf8');
 
@@ -9,7 +57,17 @@ test('background step-1 state plumbing persists and resets cpa oauth runtime key
   assert.match(source, /cpaManagementOrigin:\s*null/);
   assert.match(source, /payload\.cpaOAuthState[^\n]*updates\.cpaOAuthState/);
   assert.match(source, /payload\.cpaManagementOrigin[^\n]*updates\.cpaManagementOrigin/);
-  assert.match(source, /if \(step <= 1\) \{[\s\S]*cpaOAuthState:\s*null,[\s\S]*cpaManagementOrigin:\s*null,/);
+
+  const harness = new Function(`
+function getStepExecutionKeyForState() {
+  return '';
+}
+${extractFunction(source, 'getDownstreamStateResets')}
+return { getDownstreamStateResets };
+`)();
+  const resets = harness.getDownstreamStateResets(1, {});
+  assert.equal(resets.cpaOAuthState, null);
+  assert.equal(resets.cpaManagementOrigin, null);
 });
 
 test('message router step-1 handler stores cpa oauth runtime keys', async () => {