[8.16] [Security solution] Knowledge base entry telemetry (#199225)

x-pack/packages/kbn-langchain/server/tracers/telemetry/index.ts

@@ -0,0 +1,8 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+export { TelemetryTracer } from './telemetry_tracer';

x-pack/packages/kbn-langchain/server/tracers/telemetry/telemetry_tracer.test.ts

@@ -0,0 +1,204 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+import { AnalyticsServiceSetup, Logger } from '@kbn/core/server';
+import { TelemetryTracer, TelemetryParams } from './telemetry_tracer';
+import { Run } from 'langsmith/schemas';
+import { loggerMock } from '@kbn/logging-mocks';
+
+const mockRun = {
+  inputs: {
+    responseLanguage: 'English',
+    conversationId: 'db8f74c5-7dca-43a3-b592-d56f219dffab',
+    llmType: 'openai',
+    isStream: false,
+    isOssModel: false,
+  },
+  outputs: {
+    input:
+      'Generate an ESQL query to find documents with `host.name` that contains my favorite color',
+    lastNode: 'agent',
+    steps: [
+      {
+        action: {
+          tool: 'KnowledgeBaseRetrievalTool',
+          toolInput: {
+            query: "user's favorite color",
+          },
+        },
+        observation:
+          '"[{\\"pageContent\\":\\"favorite color is blue\\",\\"metadata\\":{\\"source\\":\\"conversation\\",\\"required\\":false,\\"kbResource\\":\\"user\\"}},{\\"pageContent\\":\\"favorite food is pizza\\",\\"metadata\\":{\\"source\\":\\"conversation\\",\\"required\\":false,\\"kbResource\\":\\"user\\"}}]"',
+      },
+      {
+        action: {
+          tool: 'NaturalLanguageESQLTool',
+          toolInput: {
+            question: 'Generate an ESQL query to find documents with host.name that contains blue',
+          },
+        },
+        observation:
+          '"To find documents with `host.name` that contains \\"blue\\", you can use the `LIKE` operator with wildcards. Here is the ES|QL query:\\n\\n```esql\\nFROM your_index\\n| WHERE host.name LIKE \\"*blue*\\"\\n```\\n\\nReplace `your_index` with the actual name of your index. This query will filter documents where the `host.name` field contains the substring \\"blue\\"."',
+      },
+      {
+        action: {
+          tool: 'KnowledgeBaseRetrievalTool',
+          toolInput: {
+            query: "user's favorite food",
+          },
+        },
+        observation:
+          '"[{\\"pageContent\\":\\"favorite color is blue\\",\\"metadata\\":{\\"source\\":\\"conversation\\",\\"required\\":false,\\"kbResource\\":\\"user\\"}},{\\"pageContent\\":\\"favorite food is pizza\\",\\"metadata\\":{\\"source\\":\\"conversation\\",\\"required\\":false,\\"kbResource\\":\\"user\\"}}]"',
+      },
+      {
+        action: {
+          tool: 'CustomIndexTool',
+          toolInput: {
+            query: 'query about index',
+          },
+        },
+        observation: '"Wow this is totally cool."',
+      },
+      {
+        action: {
+          tool: 'CustomIndexTool',
+          toolInput: {
+            query: 'query about index',
+          },
+        },
+        observation: '"Wow this is totally cool."',
+      },
+      {
+        action: {
+          tool: 'CustomIndexTool',
+          toolInput: {
+            query: 'query about index',
+          },
+        },
+        observation: '"Wow this is totally cool."',
+      },
+    ],
+    hasRespondStep: false,
+    agentOutcome: {
+      returnValues: {
+        output:
+          'To find documents with `host.name` that contains your favorite color "blue", you can use the `LIKE` operator with wildcards. Here is the ES|QL query:\n\n```esql\nFROM your_index\n| WHERE host.name LIKE "*blue*"\n```\n\nReplace `your_index` with the actual name of your index. This query will filter documents where the `host.name` field contains the substring "blue".',
+      },
+      log: 'To find documents with `host.name` that contains your favorite color "blue", you can use the `LIKE` operator with wildcards. Here is the ES|QL query:\n\n```esql\nFROM your_index\n| WHERE host.name LIKE "*blue*"\n```\n\nReplace `your_index` with the actual name of your index. This query will filter documents where the `host.name` field contains the substring "blue".',
+    },
+    messages: [],
+    chatTitle: 'Welcome',
+    llmType: 'openai',
+    isStream: false,
+    isOssModel: false,
+    conversation: {
+      timestamp: '2024-11-07T17:37:07.400Z',
+      createdAt: '2024-11-07T17:37:07.400Z',
+      users: [
+        {
+          id: 'u_mGBROF_q5bmFCATbLXAcCwKa0k8JvONAwSruelyKA5E_0',
+          name: 'elastic',
+        },
+      ],
+      title: 'Welcome',
+      category: 'assistant',
+      apiConfig: {
+        connectorId: 'my-gpt4o-ai',
+        actionTypeId: '.gen-ai',
+      },
+      isDefault: true,
+      messages: [
+        {
+          timestamp: '2024-11-07T22:47:45.994Z',
+          content:
+            'Generate an ESQL query to find documents with `host.name` that contains my favorite color',
+          role: 'user',
+        },
+      ],
+      updatedAt: '2024-11-08T17:01:21.958Z',
+      replacements: {},
+      namespace: 'default',
+      id: 'db8f74c5-7dca-43a3-b592-d56f219dffab',
+    },
+    conversationId: 'db8f74c5-7dca-43a3-b592-d56f219dffab',
+    responseLanguage: 'English',
+  },
+  end_time: 1731085297190,
+  start_time: 1731085289113,
+} as unknown as Run;
+const elasticTools = [
+  'AlertCountsTool',
+  'NaturalLanguageESQLTool',
+  'KnowledgeBaseRetrievalTool',
+  'KnowledgeBaseWriteTool',
+  'OpenAndAcknowledgedAlertsTool',
+  'SecurityLabsKnowledgeBaseTool',
+];
+const mockLogger = loggerMock.create();
+
+describe('TelemetryTracer', () => {
+  let telemetry: AnalyticsServiceSetup;
+  let logger: Logger;
+  let telemetryParams: TelemetryParams;
+  let telemetryTracer: TelemetryTracer;
+  const reportEvent = jest.fn();
+  beforeEach(() => {
+    telemetry = {
+      reportEvent,
+    } as unknown as AnalyticsServiceSetup;
+    logger = mockLogger;
+    telemetryParams = {
+      eventType: 'INVOKE_AI_SUCCESS',
+      assistantStreamingEnabled: true,
+      actionTypeId: '.gen-ai',
+      isEnabledKnowledgeBase: true,
+      model: 'test_model',
+    };
+    telemetryTracer = new TelemetryTracer(
+      {
+        elasticTools,
+        telemetry,
+        telemetryParams,
+        totalTools: 9,
+      },
+      logger
+    );
+  });
+
+  it('should initialize correctly', () => {
+    expect(telemetryTracer.name).toBe('telemetry_tracer');
+    expect(telemetryTracer.elasticTools).toEqual(elasticTools);
+    expect(telemetryTracer.telemetry).toBe(telemetry);
+    expect(telemetryTracer.telemetryParams).toBe(telemetryParams);
+    expect(telemetryTracer.totalTools).toBe(9);
+  });
+
+  it('should not log and report event on chain end if parent_run_id exists', async () => {
+    await telemetryTracer.onChainEnd({ ...mockRun, parent_run_id: '123' });
+
+    expect(logger.get().debug).not.toHaveBeenCalled();
+    expect(telemetry.reportEvent).not.toHaveBeenCalled();
+  });
+
+  it('should log and report event on chain end', async () => {
+    await telemetryTracer.onChainEnd(mockRun);
+
+    expect(logger.get().debug).toHaveBeenCalledWith(expect.any(Function));
+    expect(telemetry.reportEvent).toHaveBeenCalledWith('INVOKE_AI_SUCCESS', {
+      assistantStreamingEnabled: true,
+      actionTypeId: '.gen-ai',
+      isEnabledKnowledgeBase: true,
+      model: 'test_model',
+      isOssModel: false,
+      durationMs: 8077,
+      toolsInvoked: {
+        KnowledgeBaseRetrievalTool: 2,
+        NaturalLanguageESQLTool: 1,
+        CustomTool: 3,
+      },
+    });
+  });
+});

x-pack/packages/kbn-langchain/server/tracers/telemetry/telemetry_tracer.ts

@@ -0,0 +1,94 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+import { BaseCallbackHandlerInput } from '@langchain/core/callbacks/base';
+import type { Run } from 'langsmith/schemas';
+import { BaseTracer } from '@langchain/core/tracers/base';
+import { AnalyticsServiceSetup, Logger } from '@kbn/core/server';
+
+export interface TelemetryParams {
+  assistantStreamingEnabled: boolean;
+  actionTypeId: string;
+  isEnabledKnowledgeBase: boolean;
+  eventType: string;
+  model?: string;
+}
+export interface LangChainTracerFields extends BaseCallbackHandlerInput {
+  elasticTools: string[];
+  telemetry: AnalyticsServiceSetup;
+  telemetryParams: TelemetryParams;
+  totalTools: number;
+}
+interface ToolRunStep {
+  action: {
+    tool: string;
+  };
+}
+/**
+ * TelemetryTracer is a tracer that uses event based telemetry to track LangChain events.
+ */
+export class TelemetryTracer extends BaseTracer implements LangChainTracerFields {
+  name = 'telemetry_tracer';
+  logger: Logger;
+  elasticTools: string[];
+  telemetry: AnalyticsServiceSetup;
+  telemetryParams: TelemetryParams;
+  totalTools: number;
+  constructor(fields: LangChainTracerFields, logger: Logger) {
+    super(fields);
+    this.logger = logger.get('telemetryTracer');
+    this.elasticTools = fields.elasticTools;
+    this.telemetry = fields.telemetry;
+    this.telemetryParams = fields.telemetryParams;
+    this.totalTools = fields.totalTools;
+  }
+
+  async onChainEnd(run: Run): Promise<void> {
+    if (!run.parent_run_id) {
+      const { eventType, ...telemetryParams } = this.telemetryParams;
+      const toolsInvoked =
+        run?.outputs && run?.outputs.steps.length
+          ? run.outputs.steps.reduce((acc: { [k: string]: number }, event: ToolRunStep | never) => {
+              if ('action' in event && event?.action?.tool) {
+                if (this.elasticTools.includes(event.action.tool)) {
+                  return {
+                    ...acc,
+                    ...(event.action.tool in acc
+                      ? { [event.action.tool]: acc[event.action.tool] + 1 }
+                      : { [event.action.tool]: 1 }),
+                  };
+                } else {
+                  // Custom tool names are user data, so we strip them out
+                  return {
+                    ...acc,
+                    ...('CustomTool' in acc
+                      ? { CustomTool: acc.CustomTool + 1 }
+                      : { CustomTool: 1 }),
+                  };
+                }
+              }
+              return acc;
+            }, {})
+          : {};
+      const telemetryValue = {
+        ...telemetryParams,
+        durationMs: (run.end_time ?? 0) - (run.start_time ?? 0),
+        toolsInvoked,
+        ...(telemetryParams.actionTypeId === '.gen-ai'
+          ? { isOssModel: run.inputs.isOssModel }
+          : {}),
+      };
+      this.logger.debug(
+        () => `Invoke ${eventType} telemetry:\n${JSON.stringify(telemetryValue, null, 2)}`
+      );
+      this.telemetry.reportEvent(eventType, telemetryValue);
+    }
+  }
+
+  // everything below is required for type only
+  protected async persistRun(_run: Run): Promise<void> {}
+}

x-pack/plugins/elastic_assistant/server/ai_assistant_data_clients/knowledge_base/create_knowledge_base_entry.ts

@@ -6,7 +6,12 @@
  */
 
 import { v4 as uuidv4 } from 'uuid';
-import { AuthenticatedUser, ElasticsearchClient, Logger } from '@kbn/core/server';
+import {
+  AnalyticsServiceSetup,
+  AuthenticatedUser,
+  ElasticsearchClient,
+  Logger,
+} from '@kbn/core/server';
 
 import {
   DocumentEntryCreateFields,
@@ -15,6 +20,10 @@ import {
   KnowledgeBaseEntryUpdateProps,
   Metadata,
 } from '@kbn/elastic-assistant-common';
+import {
+  CREATE_KNOWLEDGE_BASE_ENTRY_ERROR_EVENT,
+  CREATE_KNOWLEDGE_BASE_ENTRY_SUCCESS_EVENT,
+} from '../../lib/telemetry/event_based_telemetry';
 import { getKnowledgeBaseEntry } from './get_knowledge_base_entry';
 import { CreateKnowledgeBaseEntrySchema, UpdateKnowledgeBaseEntrySchema } from './types';
 
@@ -27,6 +36,7 @@ export interface CreateKnowledgeBaseEntryParams {
   knowledgeBaseEntry: KnowledgeBaseEntryCreateProps | LegacyKnowledgeBaseEntryCreateProps;
   global?: boolean;
   isV2?: boolean;
+  telemetry: AnalyticsServiceSetup;
 }
 
 export const createKnowledgeBaseEntry = async ({
@@ -38,6 +48,7 @@ export const createKnowledgeBaseEntry = async ({
   logger,
   global = false,
   isV2 = false,
+  telemetry,
 }: CreateKnowledgeBaseEntryParams): Promise<KnowledgeBaseEntryResponse | null> => {
   const createdAt = new Date().toISOString();
   const body = isV2
@@ -55,6 +66,12 @@ export const createKnowledgeBaseEntry = async ({
         entry: knowledgeBaseEntry as unknown as TransformToLegacyCreateSchemaProps['entry'],
         global,
       });
+  const telemetryPayload = {
+    entryType: body.type,
+    required: body.required ?? false,
+    sharing: body.users.length ? 'private' : 'global',
+    ...(body.type === 'document' ? { source: body.source } : {}),
+  };
   try {
     const response = await esClient.create({
       body,
@@ -63,17 +80,24 @@ export const createKnowledgeBaseEntry = async ({
       refresh: 'wait_for',
     });
 
-    return await getKnowledgeBaseEntry({
+    const newKnowledgeBaseEntry = await getKnowledgeBaseEntry({
       esClient,
       knowledgeBaseIndex,
       id: response._id,
       logger,
       user,
     });
+
+    telemetry.reportEvent(CREATE_KNOWLEDGE_BASE_ENTRY_SUCCESS_EVENT.eventType, telemetryPayload);
+    return newKnowledgeBaseEntry;
   } catch (err) {
     logger.error(
       `Error creating Knowledge Base Entry: ${err} with kbResource: ${knowledgeBaseEntry.name}`
     );
+    telemetry.reportEvent(CREATE_KNOWLEDGE_BASE_ENTRY_ERROR_EVENT.eventType, {
+      ...telemetryPayload,
+      errorMessage: err.message ?? 'Unknown error',
+    });
     throw err;
   }
 };