fix(telemetry): Prevent duplicate StartSessionEvent logging (#12090)

packages/cli/src/core/initializer.ts

@@ -10,6 +10,8 @@ import {
   IdeConnectionType,
   logIdeConnection,
   type Config,
+  StartSessionEvent,
+  logCliConfiguration,
 } from '@google/gemini-cli-core';
 import { type LoadedSettings } from '../config/settings.js';
 import { performInitialAuth } from './auth.js';
@@ -42,6 +44,11 @@ export async function initializeApp(
   const shouldOpenAuthDialog =
     settings.merged.security?.auth?.selectedType === undefined || !!authError;
 
+  logCliConfiguration(
+    config,
+    new StartSessionEvent(config, config.getToolRegistry()),
+  );
+
   if (config.getIdeMode()) {
     const ideClient = await IdeClient.getInstance();
     await ideClient.connect();

packages/cli/src/gemini.test.tsx

@@ -174,6 +174,18 @@ describe('gemini.tsx main function', () => {
         getMessageBus: () => ({
           subscribe: vi.fn(),
         }),
+        getToolRegistry: vi.fn(),
+        getContentGeneratorConfig: vi.fn(),
+        getModel: () => 'gemini-pro',
+        getEmbeddingModel: () => 'embedding-001',
+        getApprovalMode: () => 'default',
+        getCoreTools: () => [],
+        getTelemetryEnabled: () => false,
+        getTelemetryLogPromptsEnabled: () => false,
+        getFileFilteringRespectGitIgnore: () => true,
+        getOutputFormat: () => 'text',
+        getExtensions: () => [],
+        getUsageStatisticsEnabled: () => false,
       } as unknown as Config;
     });
     vi.mocked(loadSettings).mockReturnValue({
@@ -309,6 +321,18 @@ describe('gemini.tsx main function kitty protocol', () => {
       getMessageBus: () => ({
         subscribe: vi.fn(),
       }),
+      getToolRegistry: vi.fn(),
+      getContentGeneratorConfig: vi.fn(),
+      getModel: () => 'gemini-pro',
+      getEmbeddingModel: () => 'embedding-001',
+      getApprovalMode: () => 'default',
+      getCoreTools: () => [],
+      getTelemetryEnabled: () => false,
+      getTelemetryLogPromptsEnabled: () => false,
+      getFileFilteringRespectGitIgnore: () => true,
+      getOutputFormat: () => 'text',
+      getExtensions: () => [],
+      getUsageStatisticsEnabled: () => false,
     } as unknown as Config);
     vi.mocked(loadSettings).mockReturnValue({
       errors: [],

packages/core/src/config/config.test.ts

@@ -25,8 +25,6 @@ import {
 } from '../core/contentGenerator.js';
 import { GeminiClient } from '../core/client.js';
 import { GitService } from '../services/gitService.js';
-import { ClearcutLogger } from '../telemetry/clearcut-logger/clearcut-logger.js';
-
 import { ShellTool } from '../tools/shell.js';
 import { ReadFileTool } from '../tools/read-file.js';
 import { GrepTool } from '../tools/grep.js';
@@ -180,10 +178,6 @@ describe('Server Config (config.ts)', () => {
   beforeEach(() => {
     // Reset mocks if necessary
     vi.clearAllMocks();
-    vi.spyOn(
-      ClearcutLogger.prototype,
-      'logStartSessionEvent',
-    ).mockImplementation(() => undefined);
   });
 
   describe('initialize', () => {
@@ -432,18 +426,6 @@ describe('Server Config (config.ts)', () => {
         expect(config.getUsageStatisticsEnabled()).toBe(enabled);
       },
     );
-
-    it('logs the session start event', async () => {
-      const config = new Config({
-        ...baseParams,
-        usageStatisticsEnabled: true,
-      });
-      await config.refreshAuth(AuthType.USE_GEMINI);
-
-      expect(
-        ClearcutLogger.prototype.logStartSessionEvent,
-      ).toHaveBeenCalledOnce();
-    });
   });
 
   describe('Telemetry Settings', () => {

packages/core/src/config/config.ts

@@ -42,7 +42,6 @@ import {
   uiTelemetryService,
 } from '../telemetry/index.js';
 import { tokenLimit } from '../core/tokenLimits.js';
-import { StartSessionEvent } from '../telemetry/index.js';
 import {
   DEFAULT_GEMINI_EMBEDDING_MODEL,
   DEFAULT_GEMINI_FLASH_MODEL,
@@ -55,10 +54,7 @@ import { ideContextStore } from '../ide/ideContext.js';
 import { WriteTodosTool } from '../tools/write-todos.js';
 import type { FileSystemService } from '../services/fileSystemService.js';
 import { StandardFileSystemService } from '../services/fileSystemService.js';
-import {
+import { logRipgrepFallback } from '../telemetry/loggers.js';
-  logCliConfiguration,
-  logRipgrepFallback,
-} from '../telemetry/loggers.js';
 import { RipgrepFallbackEvent } from '../telemetry/types.js';
 import type { FallbackModelHandler } from '../fallback/types.js';
 import { ModelRouterService } from '../routing/modelRouterService.js';
@@ -576,9 +572,6 @@ export class Config {
 
     // Reset the session flag since we're explicitly changing auth and using default model
     this.inFallbackMode = false;
-
-    // Logging the cli configuration here as the auth related configuration params would have been loaded by this point
-    logCliConfiguration(this, new StartSessionEvent(this, this.toolRegistry));
   }
 
   getUserTier(): UserTierId | undefined {