default deny empty downstream key exposure

src/server/routes/proxy/downstreamPolicy.ts

@@ -1,10 +1,17 @@
 import type { FastifyReply, FastifyRequest } from 'fastify';
 import { getProxyAuthContext } from '../../middleware/auth.js';
 import { isModelAllowedByPolicyOrAllowedRoutes, recordManagedKeyCostUsage } from '../../services/downstreamApiKeyService.js';
-import { EMPTY_DOWNSTREAM_ROUTING_POLICY, type DownstreamRoutingPolicy } from '../../services/downstreamPolicyTypes.js';
+import {
+  EMPTY_DOWNSTREAM_ROUTING_POLICY,
+  GLOBAL_UNRESTRICTED_DOWNSTREAM_ROUTING_POLICY,
+  type DownstreamRoutingPolicy,
+} from '../../services/downstreamPolicyTypes.js';
 
 export function getDownstreamRoutingPolicy(request: FastifyRequest): DownstreamRoutingPolicy {
-  return getProxyAuthContext(request)?.policy || EMPTY_DOWNSTREAM_ROUTING_POLICY;
+  const authContext = getProxyAuthContext(request);
+  if (!authContext) return EMPTY_DOWNSTREAM_ROUTING_POLICY;
+  if (authContext.keyId === null) return GLOBAL_UNRESTRICTED_DOWNSTREAM_ROUTING_POLICY;
+  return authContext.policy;
 }
 
 export async function ensureModelAllowedForDownstreamKey(
@@ -14,6 +21,7 @@ export async function ensureModelAllowedForDownstreamKey(
 ): Promise<boolean> {
   const authContext = getProxyAuthContext(request);
   if (!authContext) return true;
+  if (authContext.keyId === null) return true;
 
   if (await isModelAllowedByPolicyOrAllowedRoutes(requestedModel, authContext.policy)) {
     return true;

src/server/routes/proxy/models.test.ts

@@ -8,6 +8,7 @@ type DbModule = typeof import('../../db/index.js');
 type ProxyRouterModule = typeof import('./router.js');
 type TokenRouterModule = typeof import('../../services/tokenRouter.js');
 type TokensRoutesModule = typeof import('../api/tokens.js');
+type ConfigModule = typeof import('../../config.js');
 
 describe('/v1/models route', () => {
   let db: DbModule['db'];
@@ -15,6 +16,7 @@ describe('/v1/models route', () => {
   let proxyRoutes: ProxyRouterModule['proxyRoutes'];
   let tokensRoutes: TokensRoutesModule['tokensRoutes'];
   let invalidateTokenRouterCache: TokenRouterModule['invalidateTokenRouterCache'];
+  let config: ConfigModule['config'];
   let app: FastifyInstance;
   let dataDir = '';
 
@@ -27,12 +29,15 @@ describe('/v1/models route', () => {
     const proxyRouterModule = await import('./router.js');
     const tokenRouterModule = await import('../../services/tokenRouter.js');
     const tokensRoutesModule = await import('../api/tokens.js');
+    const configModule = await import('../../config.js');
 
     db = dbModule.db;
     schema = dbModule.schema;
     proxyRoutes = proxyRouterModule.proxyRoutes;
     tokensRoutes = tokensRoutesModule.tokensRoutes;
     invalidateTokenRouterCache = tokenRouterModule.invalidateTokenRouterCache;
+    config = configModule.config;
+    config.proxyToken = 'sk-global-proxy-token';
 
     app = Fastify();
     await app.register(tokensRoutes);
@@ -108,6 +113,7 @@ describe('/v1/models route', () => {
       name: 'managed-key',
       key: 'sk-managed-models',
       enabled: true,
+      supportedModels: JSON.stringify(['routable-model']),
     }).run();
 
     const response = await app.inject({
@@ -129,6 +135,64 @@ describe('/v1/models route', () => {
     expect(ids).not.toContain('orphan-model');
   });
 
+  it('keeps global proxy token unrestricted when no managed key matches', async () => {
+    const site = await db.insert(schema.sites).values({
+      name: 'global-site',
+      url: 'https://global.example.com',
+      platform: 'openai',
+      status: 'active',
+    }).returning().get();
+
+    const account = await db.insert(schema.accounts).values({
+      siteId: site.id,
+      accessToken: 'global-access-token',
+      status: 'active',
+    }).returning().get();
+
+    const token = await db.insert(schema.accountTokens).values({
+      accountId: account.id,
+      name: 'default',
+      token: 'global-api-token',
+      enabled: true,
+      isDefault: true,
+    }).returning().get();
+
+    await db.insert(schema.modelAvailability).values({
+      accountId: account.id,
+      modelName: 'global-routable-model',
+      available: true,
+    }).run();
+
+    const route = await db.insert(schema.tokenRoutes).values({
+      modelPattern: 'global-routable-model',
+      enabled: true,
+    }).returning().get();
+
+    await db.insert(schema.routeChannels).values({
+      routeId: route.id,
+      accountId: account.id,
+      tokenId: token.id,
+      sourceModel: 'global-routable-model',
+      enabled: true,
+    }).run();
+
+    const response = await app.inject({
+      method: 'GET',
+      url: '/v1/models',
+      headers: {
+        authorization: 'Bearer sk-global-proxy-token',
+      },
+    });
+
+    expect(response.statusCode).toBe(200);
+    const body = response.json() as {
+      object: 'list';
+      data: Array<{ id: string }>;
+    };
+
+    expect(body.data.map((item) => item.id)).toContain('global-routable-model');
+  });
+
   it('returns only whitelist models for managed key with supportedModels policy', async () => {
     const site = await db.insert(schema.sites).values({
       name: 'test-site',
@@ -290,6 +354,58 @@ describe('/v1/models route', () => {
     expect(ids).not.toContain('claude-sonnet-4-5');
   });
 
+  it('returns no models for managed key with empty model and group selections', async () => {
+    const site = await db.insert(schema.sites).values({
+      name: 'deny-all-site',
+      url: 'https://deny-all.example.com',
+      platform: 'openai',
+      status: 'active',
+    }).returning().get();
+
+    const account = await db.insert(schema.accounts).values({
+      siteId: site.id,
+      accessToken: 'deny-all-access-token',
+      status: 'active',
+    }).returning().get();
+
+    await db.insert(schema.modelAvailability).values([
+      {
+        accountId: account.id,
+        modelName: 'gpt-4o-mini',
+        available: true,
+      },
+      {
+        accountId: account.id,
+        modelName: 'claude-opus-4-6',
+        available: true,
+      },
+    ]).run();
+
+    await db.insert(schema.downstreamApiKeys).values({
+      name: 'managed-key-deny-all',
+      key: 'sk-managed-deny-all',
+      enabled: true,
+      supportedModels: JSON.stringify([]),
+      allowedRouteIds: JSON.stringify([]),
+    }).run();
+
+    const response = await app.inject({
+      method: 'GET',
+      url: '/v1/models',
+      headers: {
+        authorization: 'Bearer sk-managed-deny-all',
+      },
+    });
+
+    expect(response.statusCode).toBe(200);
+    const body = response.json() as {
+      object: 'list';
+      data: Array<{ id: string }>;
+    };
+
+    expect(body.data).toEqual([]);
+  });
+
   it('returns only explicit-group public name while hiding source exact routes', async () => {
     const site = await db.insert(schema.sites).values({
       name: 'explicit-group-site',
@@ -461,6 +577,7 @@ describe('/v1/models route', () => {
       name: 'search-key',
       key: 'sk-search-key',
       enabled: true,
+      supportedModels: JSON.stringify(['gpt-4.1']),
     }).run();
 
     const response = await app.inject({

src/server/services/downstreamApiKeyService.test.ts

@@ -136,6 +136,17 @@ describe('downstreamApiKeyService', () => {
     expect(await service.isModelAllowedByPolicyOrAllowedRoutes('gemini-2.0-flash', policy)).toBe(false);
   });
 
+  it('denies all models when both supportedModels and allowedRouteIds are empty', async () => {
+    const policy = {
+      supportedModels: [],
+      allowedRouteIds: [],
+      siteWeightMultipliers: {},
+    };
+
+    expect(await service.isModelAllowedByPolicyOrAllowedRoutes('gpt-4o-mini', policy)).toBe(false);
+    expect(await service.isModelAllowedByPolicyOrAllowedRoutes('claude-opus-4-6', policy)).toBe(false);
+  });
+
   it('authorizes by selected group model pattern only, not arbitrary internal models', async () => {
     const virtualModelGroup = await db.insert(schema.tokenRoutes).values({
       modelPattern: 'claude-opus-4-6',

src/server/services/downstreamApiKeyService.ts

@@ -234,7 +234,7 @@ export async function isModelAllowedByPolicyOrAllowedRoutes(model: string, polic
   const hasPatternRules = patterns.length > 0;
   const hasRouteRules = allowedRouteIds.length > 0;
 
-  if (!hasPatternRules && !hasRouteRules) return true;
+  if (!hasPatternRules && !hasRouteRules) return false;
 
   if (hasPatternRules && patterns.some((pattern) => matchesDownstreamModelPattern(model, pattern))) {
     return true;

src/server/services/downstreamPolicyTypes.ts

@@ -9,3 +9,9 @@ export const EMPTY_DOWNSTREAM_ROUTING_POLICY: DownstreamRoutingPolicy = {
   allowedRouteIds: [],
   siteWeightMultipliers: {},
 };
+
+export const GLOBAL_UNRESTRICTED_DOWNSTREAM_ROUTING_POLICY: DownstreamRoutingPolicy = {
+  supportedModels: ['*'],
+  allowedRouteIds: [],
+  siteWeightMultipliers: {},
+};

src/server/services/tokenRouter.downstream-policy.test.ts

@@ -102,6 +102,46 @@ describe('TokenRouter downstream policy', () => {
     expect(blockedPick).toBeNull();
   });
 
+  it('rejects route selection when both supportedModels and allowedRouteIds are empty', async () => {
+    const site = await db.insert(schema.sites).values({
+      name: 'site-deny-all',
+      url: 'https://deny-all.example.com',
+      platform: 'new-api',
+      status: 'active',
+    }).returning().get();
+
+    const account = await db.insert(schema.accounts).values({
+      siteId: site.id,
+      username: 'user-deny-all',
+      accessToken: 'access-deny-all',
+      apiToken: 'sk-deny-all',
+      status: 'active',
+    }).returning().get();
+
+    const route = await db.insert(schema.tokenRoutes).values({
+      modelPattern: 'gpt-4o-mini',
+      enabled: true,
+    }).returning().get();
+
+    await db.insert(schema.routeChannels).values({
+      routeId: route.id,
+      accountId: account.id,
+      tokenId: null,
+      priority: 0,
+      weight: 10,
+      enabled: true,
+    }).run();
+
+    const router = new TokenRouter();
+    const deniedPick = await router.selectChannel('gpt-4o-mini', {
+      allowedRouteIds: [],
+      supportedModels: [],
+      siteWeightMultipliers: {},
+    });
+
+    expect(deniedPick).toBeNull();
+  });
+
   it('applies site weight multipliers to probability explanation', async () => {
     const siteHigh = await db.insert(schema.sites).values({
       name: 'high-site',

src/server/services/tokenRouter.ts

@@ -531,15 +531,18 @@ function channelSupportsRequestedModel(channelSourceModel: string | null | undef
   return false;
 }
 
-function isModelAllowedByDownstreamPolicy(requestedModel: string, policy: DownstreamRoutingPolicy): boolean {
+function isModelAllowedByDownstreamPolicy(requestedModel: string, policy: DownstreamRoutingPolicy): boolean {
-  const supportedPatterns = Array.isArray(policy.supportedModels)
+  const supportedPatterns = Array.isArray(policy.supportedModels)
-    ? policy.supportedModels
+    ? policy.supportedModels
-    : [];
+    : [];
-  const matchedSupportedPattern = supportedPatterns.some((pattern) => matchesModelPattern(requestedModel, pattern));
+  const hasSupportedPatterns = supportedPatterns.length > 0;
-  if (matchedSupportedPattern) return true;
+  const hasAllowedRoutes = policy.allowedRouteIds.length > 0;
-  if (policy.allowedRouteIds.length > 0) return true;
+  if (!hasSupportedPatterns && !hasAllowedRoutes) return false;
-  return supportedPatterns.length === 0;
+  const matchedSupportedPattern = supportedPatterns.some((pattern) => matchesModelPattern(requestedModel, pattern));
-}
+  if (matchedSupportedPattern) return true;
+  if (hasAllowedRoutes) return true;
+  return false;
+}
 
 function resolveMappedModel(requestedModel: string, modelMapping?: string | null): string {
   if (!modelMapping) return requestedModel;

src/web/pages/DownstreamKeys.test.tsx

@@ -404,6 +404,80 @@ describe('DownstreamKeys page', () => {
     }
   });
 
+  it('lets operators explicitly select all exact models and all group routes before saving', async () => {
+    apiMock.getRoutesLite.mockResolvedValue([
+      { id: 11, modelPattern: 'claude-*', displayName: '默认群组', enabled: true },
+      { id: 12, modelPattern: 'gpt-4.1-mini', displayName: 'GPT 4.1 Mini', enabled: true },
+      { id: 13, modelPattern: 're:^gemini-2\\..*$', displayName: 'Gemini 全家桶', enabled: true },
+      { id: 14, modelPattern: 'claude-opus-4-6', displayName: 'Claude Opus 4.6', enabled: true },
+    ]);
+
+    let root: ReturnType<typeof create> | null = null;
+    try {
+      await act(async () => {
+        root = create(
+          <MemoryRouter initialEntries={['/downstream-keys']}>
+            <ToastProvider>
+              <DownstreamKeys />
+            </ToastProvider>
+          </MemoryRouter>,
+        );
+      });
+      await flushMicrotasks();
+
+      const createBtn = root!.root.findAll((node) => node.type === 'button' && collectText(node).includes('新增下游密钥'))[0];
+      await act(async () => {
+        createBtn.props.onClick();
+      });
+      await flushMicrotasks();
+
+      const advancedBtn = root!.root.findAll((node) => node.type === 'button' && collectText(node).includes('高级配置'))[0];
+      await act(async () => {
+        advancedBtn.props.onClick();
+      });
+      await flushMicrotasks();
+
+      const panels = root!.root.findAll((node) => node.props.className === 'downstream-key-advanced-panel');
+      const modelPanel = panels.find((node) => collectText(node).includes('模型白名单'));
+      const groupPanel = panels.find((node) => collectText(node).includes('群组范围'));
+      expect(modelPanel).toBeTruthy();
+      expect(groupPanel).toBeTruthy();
+
+      const modelSelectAllBtn = modelPanel!.findAll((node) => node.type === 'button' && collectText(node).includes('全选'))[0];
+      const groupSelectAllBtn = groupPanel!.findAll((node) => node.type === 'button' && collectText(node).includes('全选'))[0];
+
+      await act(async () => {
+        modelSelectAllBtn.props.onClick();
+        groupSelectAllBtn.props.onClick();
+      });
+      await flushMicrotasks();
+
+      const inputs = root!.root.findAllByType('input');
+      const nameInput = inputs.find((node) => node.props.placeholder === '例如：项目 A / 移动端');
+      const keyInput = inputs.find((node) => node.props.placeholder === 'sk-...');
+      await act(async () => {
+        nameInput!.props.onChange({ target: { value: 'select-all-key' } });
+        keyInput!.props.onChange({ target: { value: 'sk-select-all-key-0319' } });
+      });
+      await flushMicrotasks();
+
+      const saveBtn = root!.root.findAll((node) => node.type === 'button' && collectText(node).includes('创建密钥'))[0];
+      await act(async () => {
+        saveBtn.props.onClick();
+      });
+      await flushMicrotasks();
+
+      expect(apiMock.createDownstreamApiKey).toHaveBeenCalledWith(expect.objectContaining({
+        name: 'select-all-key',
+        key: 'sk-select-all-key-0319',
+        supportedModels: ['claude-opus-4-6', 'gpt-4.1-mini'],
+        allowedRouteIds: [11, 13],
+      }));
+    } finally {
+      root?.unmount();
+    }
+  });
+
   it('uses backend batch api for selected rows', async () => {
     let root: ReturnType<typeof create> | null = null;
     try {

src/web/pages/DownstreamKeys.tsx

@@ -277,13 +277,13 @@ function buildEditorForm(item?: ManagedItem | DownstreamApiKeyItem | null): Edit
 }
 
 function summarizeModelLimit(models: string[]): string {
-  if (!Array.isArray(models) || models.length === 0) return '全部模型';
+  if (!Array.isArray(models) || models.length === 0) return '未授权模型';
   if (models.length === 1) return models[0];
   return `${models[0]} +${models.length - 1}`;
 }
 
 function summarizeRouteLimit(routeIds: number[], routeMap: Map<number, RouteSelectorItem>): string {
-  if (!Array.isArray(routeIds) || routeIds.length === 0) return '全部群组';
+  if (!Array.isArray(routeIds) || routeIds.length === 0) return '未授权群组';
   const names = routeIds
     .map((id) => routeMap.get(id))
     .filter(Boolean)
@@ -956,11 +956,26 @@ function EditorModal({
                 <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', gap: 8 }}>
                   <div>
                     <div className="downstream-key-modal-section-title">模型白名单</div>
-                    <div className="downstream-key-modal-help">只展示精确模型，未勾选则视为全部模型可用</div>
+                    <div className="downstream-key-modal-help">只展示精确模型；未勾选时默认不允许任何精确模型，可点“全选”一次性放开。</div>
+                  </div>
+                  <div style={{ display: 'flex', alignItems: 'center', gap: 8 }}>
+                    <button
+                      type="button"
+                      className="btn btn-ghost"
+                      style={{ border: '1px solid var(--color-border)' }}
+                      onClick={() => onChange((prev) => ({ ...prev, selectedModels: exactModels }))}
+                    >
+                      全选
+                    </button>
+                    <button
+                      type="button"
+                      className="btn btn-ghost"
+                      style={{ border: '1px solid var(--color-border)' }}
+                      onClick={() => onChange((prev) => ({ ...prev, selectedModels: [] }))}
+                    >
+                      清空
+                    </button>
                   </div>
-                  <button className="btn btn-ghost" style={{ border: '1px solid var(--color-border)' }} onClick={() => onChange((prev) => ({ ...prev, selectedModels: [] }))}>
-                    清空
-                  </button>
                 </div>
                 <div className="downstream-key-modal-meta">已选 {selectedModelCount} 个模型</div>
                 <div className="toolbar-search" style={{ maxWidth: '100%' }}>
@@ -995,11 +1010,26 @@ function EditorModal({
                 <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', gap: 8 }}>
                   <div>
                     <div className="downstream-key-modal-section-title">群组范围</div>
-                    <div className="downstream-key-modal-help">限制可访问的群组路由，未勾选则视为全部群组可用</div>
+                    <div className="downstream-key-modal-help">限制可访问的群组路由；未勾选时默认不允许任何群组，可点“全选”一次性放开。</div>
+                  </div>
+                  <div style={{ display: 'flex', alignItems: 'center', gap: 8 }}>
+                    <button
+                      type="button"
+                      className="btn btn-ghost"
+                      style={{ border: '1px solid var(--color-border)' }}
+                      onClick={() => onChange((prev) => ({ ...prev, selectedGroupRouteIds: groupRouteOptions.map((route) => route.id) }))}
+                    >
+                      全选
+                    </button>
+                    <button
+                      type="button"
+                      className="btn btn-ghost"
+                      style={{ border: '1px solid var(--color-border)' }}
+                      onClick={() => onChange((prev) => ({ ...prev, selectedGroupRouteIds: [] }))}
+                    >
+                      清空
+                    </button>
                   </div>
-                  <button className="btn btn-ghost" style={{ border: '1px solid var(--color-border)' }} onClick={() => onChange((prev) => ({ ...prev, selectedGroupRouteIds: [] }))}>
-                    清空
-                  </button>
                 </div>
                 <div className="downstream-key-modal-meta">已选 {selectedGroupCount} 个群组</div>
                 <div className="toolbar-search" style={{ maxWidth: '100%' }}>