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lik
2026-09-01 22:34:36 +08:00
parent 98c9026485
commit 71aba287bf
14 changed files with 129 additions and 219 deletions
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.gitignore
-1
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@@ -2,4 +2,3 @@
/logs/
/data/
.env
conf.json
agent/escort-admin/agent.js
+47 -29
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@@ -1,8 +1,10 @@
import 'dotenv/config';
import { createDeepAgent, FilesystemBackend } from "deepagents";
import { AIMessageChunk, ToolMessage } from "langchain";
import { SystemMessage, HumanMessage, AIMessage } from "@langchain/core/messages";
import { HumanMessage } from "@langchain/core/messages";
import { ChatDeepSeek } from "@langchain/deepseek";
import config from '../../conf.json' with { type: 'json' };
import logger from '../../utils/logger.js';
import EscortAdminPrompts from "./prompts.js";
import {
getEnvTool, webFetchTool, webSearchTool, getCalendarInfoTool,
@@ -12,10 +14,14 @@ import {
export default class EscortAdminAgent {
constructor() {
// 按用户隔离会话：userId -> { agent, messages }
this.sessions = new Map();
this.maxSessions = 100;
}
clearMessages() {
this.messages = [];
clearMessages(userInfo) {
const userId = userInfo?._id ?? 'default-session';
this.sessions.delete(userId);
}
// msg: { agent: 'escort-admin', type: 'chat', ts: "2023-08-01 10:00:00", content: "你好" }
@@ -24,27 +30,47 @@ export default class EscortAdminAgent {
return;
}
const agent = this._genAgent(userInfo);
const userId = userInfo?._id ?? 'default-session';
// LRU：按用户取会话，并更新使用顺序
let session = this.sessions.get(userId);
if (session) {
this.sessions.delete(userId);
} else {
session = { agent: null, messages: [] };
}
this.sessions.set(userId, session);
// 超出上限时淘汰最久未使用的会话，避免内存泄漏
if (this.sessions.size > this.maxSessions) {
const oldest = this.sessions.keys().next().value;
this.sessions.delete(oldest);
}
msgs.forEach(msg => {
if (msg.type === "clear") {
this.messages = [];
session.messages = [];
session.agent = null;
} else {
this.messages.push(new HumanMessage(`${msg.ts} - ${msg.content}`));
session.messages.push(new HumanMessage(`${msg.ts} - ${msg.content}`));
}
});
if (this.messages.length === 0) {
if (session.messages.length === 0) {
return;
}
const agent = session.agent ?? this._genAgent(userInfo);
session.agent = agent;
const INTERESTING_NODES = new Set(["model_request", "tools"]);
for await (const [namespace, mode, data] of await agent.stream(
{ messages: this.messages },
{ messages: session.messages },
{
recursion_limit: 50,
streamMode: ["updates", "messages", "custom"], subgraphs: true,
configurable: {
thread_id: 'default-session'
thread_id: userId
}
})) {
const isSubagent = namespace.some(s => s.startsWith("tools:"));
@@ -59,18 +85,17 @@ export default class EscortAdminAgent {
// Subagent results returned to main agent
for (const msg of data_.messages ?? []) {
if (msg.type === "tool") {
console.log(`\nSubagent complete: ${msg.name}`);
console.log(` Result: ${String(msg.content).slice(0, 200)}...`);
logger.info(`Subagent complete: ${msg.name}, Result: ${String(msg.content).slice(0, 200)}`);
}
}
} else if (nodeName === "model_request") {
this.messages.push(...data_.messages);
session.messages.push(...data_.messages);
}
}
} else {
// Subagent updates (non-empty namespace)
for (const [nodeName, data_] of Object.entries(data)) {
console.log(` [${namespace[0]}] step: ${nodeName}`);
logger.info(`[${namespace[0]}] step: ${nodeName}`);
}
}
}
@@ -91,29 +116,23 @@ export default class EscortAdminAgent {
callback(source, "tool", message.text, message.id);
}
} else if (mode === "custom") {
this.logger.info("custom: ", data);
logger.info("custom: ", data);
}
}
}
_genAgent(userInfo) {
if (this.agent) {
return this.agent;
}
this.messages = [];
const rootDir = process.cwd();
const backend = new FilesystemBackend({ rootDir });
this.flashModel = new ChatDeepSeek({
model: 'deepseek-v4-flash',
apiKey: 'sk-a58ccd82b7ba4ce3ac176a88c9381095',
model: config.agent.deepseek.flashModel,
apiKey: config.agent.deepseek.apiKey,
temperature: 0.0
});
this.proModel = new ChatDeepSeek({
model: 'deepseek-v4-pro',
apiKey: 'sk-a58ccd82b7ba4ce3ac176a88c9381095',
model: config.agent.deepseek.proModel,
apiKey: config.agent.deepseek.apiKey,
temperature: 0.3
});
@@ -122,7 +141,7 @@ export default class EscortAdminAgent {
description: "查询和设置陪诊预约记录",
systemPrompt: "根据用户指令，调用工具完成查询和设置陪诊记录。",
model: this.flashModel,
tools: [escortRecordQueryTool],
tools: [escortRecordQueryTool, escortRecordSetTool],
};
const escortResearchSubagent = {
@@ -133,17 +152,16 @@ export default class EscortAdminAgent {
tools: [webFetchTool, webSearchTool],
};
this.agent = createDeepAgent({
return createDeepAgent({
name: "deep-agent",
model: this.flashModel,
systemPrompt: EscortAdminPrompts.buildSystemPrompt(userInfo),
backend,
tools: [getEnvTool, webFetchTool, webSearchTool, getLatLngTool, httpGetTool, httpPostTool,
getCalendarInfoTool, getLunarCalendarInfoTool, getYearHolidaysTool, getYearTermsTool,
escortRecordQueryTool, escortRecordSetTool]
escortRecordQueryTool, escortRecordSetTool],
subagents: [escortRecordOperSubagent, escortResearchSubagent]
});
return this.agent;
}
}
agent/escort-admin/tools/db/escort_record_query.js
+13
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@@ -59,6 +59,19 @@ const escortRecordQueryTool = tool(
.describe(
"Appointment status: pending (待确认), confirmed (已确认), in_progress (进行中), completed (已完成), cancelled (已取消)"
),
page: z
.number()
.int()
.min(1)
.optional()
.describe("Page number, starting from 1"),
pageSize: z
.number()
.int()
.min(1)
.max(50)
.optional()
.describe("Records per page (1-50), default 20"),
}),
}
);
agent/escort-admin/tools/system/envs.js
+6 -5
View File
@@ -13,21 +13,22 @@ export const getEnvTool = tool(
async (input) => {
const { name } = input || {};
const sensitiveKeys = ['API_KEY', 'SECRET', 'PASSWORD', 'TOKEN', 'CREDENTIAL'];
const isSensitive = (key) => sensitiveKeys.some(s => key.toUpperCase().includes(s));
if (name) {
const value = process.env[name];
if (value === undefined) {
return JSON.stringify({ error: `Environment variable '${name}' not found` });
}
return JSON.stringify({ name, value });
// 按名查询同样脱敏，防止 LLM 绕过读取密钥
return JSON.stringify({ name, value: isSensitive(name) ? '***REDACTED***' : value });
}
// 返回所有环境变量（过滤敏感信息）
const env = { ...process.env };
const sensitiveKeys = ['API_KEY', 'SECRET', 'PASSWORD', 'TOKEN', 'CREDENTIAL'];
for (const key of Object.keys(env)) {
const upperKey = key.toUpperCase();
if (sensitiveKeys.some(s => upperKey.includes(s))) {
if (isSensitive(key)) {
env[key] = '***REDACTED***';
}
}
agent/escort-admin/tools/system/linux_cmd.js
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agent/escort-admin/tools/system/win_cmd.js
-74
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@@ -1,74 +0,0 @@
import * as z from 'zod';
import { tool } from 'langchain';
import { spawn } from 'child_process';
export const winCmdTool = tool(
async ({ command, cwd, timeout = 30000 }) => {
const workingDir = cwd || process.cwd();
return new Promise((resolve) => {
let stdout = '';
let stderr = '';
let killed = false;
const proc = spawn('cmd.exe', ['/c', command], {
cwd: workingDir,
shell: false,
windowsHide: true
});
const timer = setTimeout(() => {
killed = true;
proc.kill('SIGKILL');
}, timeout);
proc.stdout.on('data', (data) => {
stdout += data.toString();
});
proc.stderr.on('data', (data) => {
stderr += data.toString();
});
proc.on('close', (code) => {
clearTimeout(timer);
if (killed) {
resolve(JSON.stringify({
success: false,
error: `Command timed out after ${timeout}ms`,
command,
cwd: workingDir
}));
return;
}
resolve(JSON.stringify({
success: code === 0,
exitCode: code,
stdout: stdout.trim(),
stderr: stderr.trim(),
command,
cwd: workingDir
}));
});
proc.on('error', (error) => {
clearTimeout(timer);
resolve(JSON.stringify({
success: false,
error: error.message,
command,
cwd: workingDir
}));
});
});
},
{
name: 'win_cmd',
description: '在 Windows 系统上执行 cmd.exe 命令行命令。适用于运行 Windows 批处理命令、文件系统操作命令（如 dir、copy、del、mkdir 等）。不支持 PowerShell 命令。',
schema: z.object({
command: z.string().describe('要执行的 cmd.exe 命令或命令组合，使用 && 连接多个命令，如 "dir /b" 或 "echo hello && dir"'),
cwd: z.string().optional().describe('执行命令的工作目录，默认为当前工作目录'),
timeout: z.number().optional().describe('命令执行超时时间(毫秒)，默认30000')
})
}
);
agent/escort/agent.js
+10 -15
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@@ -1,10 +1,12 @@
import 'dotenv/config';
import path from 'path';
import { createDeepAgent, FilesystemBackend, CompositeBackend, StoreBackend } from "deepagents";
import { createDeepAgent, FilesystemBackend, CompositeBackend } from "deepagents";
import { ChatOpenAI } from "@langchain/openai";
import { AIMessageChunk, ToolMessage, summarizationMiddleware } from "langchain";
import { SystemMessage, HumanMessage, AIMessage } from "@langchain/core/messages";
import { AIMessageChunk, ToolMessage } from "langchain";
import { HumanMessage } from "@langchain/core/messages";
import { ChatDeepSeek } from "@langchain/deepseek";
import config from '../../conf.json' with { type: 'json' };
import logger from '../../utils/logger.js';
import Prompts from "./prompts.js";
import {
getEnvTool, webFetchTool, webSearchTool, getCalendarInfoTool,
@@ -62,8 +64,7 @@ export default class EscortAgent {
// Subagent results returned to main agent
for (const msg of data_.messages ?? []) {
if (msg.type === "tool") {
console.log(`\nSubagent complete: ${msg.name}`);
console.log(` Result: ${String(msg.content).slice(0, 200)}...`);
logger.info(`Subagent complete: ${msg.name}, Result: ${String(msg.content).slice(0, 200)}`);
}
}
} else if (nodeName === "model_request") {
@@ -73,7 +74,7 @@ export default class EscortAgent {
} else {
// Subagent updates (non-empty namespace)
for (const [nodeName, data_] of Object.entries(data)) {
console.log(` [${namespace[0]}] step: ${nodeName}`);
logger.info(`[${namespace[0]}] step: ${nodeName}`);
}
}
}
@@ -97,7 +98,7 @@ export default class EscortAgent {
callback(source, "tool", message.text, message.id);
}
} else if (mode === "custom") {
this.logger.info("custom: ", data);
logger.info("custom: ", data);
}
}
}
@@ -113,7 +114,6 @@ export default class EscortAgent {
if (userInfo) {
const userMemoryPath = path.join(rootDir, "data", userInfo._id, "memories");
console.log(userMemoryPath);
backend = new CompositeBackend(
new FilesystemBackend({ rootDir }),
{
@@ -126,15 +126,10 @@ export default class EscortAgent {
}
this.flashModel = new ChatDeepSeek({
model: 'deepseek-v4-flash',
apiKey: 'sk-a58ccd82b7ba4ce3ac176a88c9381095',
model: config.agent.deepseek.flashModel,
apiKey: config.agent.deepseek.apiKey,
temperature: 0.0
});
this.proModel = new ChatDeepSeek({
model: 'deepseek-v4-pro',
apiKey: 'sk-a58ccd82b7ba4ce3ac176a88c9381095',
temperature: 0.3
});
this.agent = createDeepAgent({
name: "deep-agent",
agent/escort/tools/db/escort_record_query.js
+13
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@@ -66,6 +66,19 @@ function createEscortRecordQueryTool(userInfo) {
.describe(
"Appointment status: pending (待确认), confirmed (已确认), in_progress (进行中), completed (已完成), cancelled (已取消)"
),
page: z
.number()
.int()
.min(1)
.optional()
.describe("Page number, starting from 1"),
pageSize: z
.number()
.int()
.min(1)
.max(50)
.optional()
.describe("Records per page (1-50), default 20"),
}),
}
);
agent/escort/tools/system/envs.js
+6 -5
View File
@@ -13,21 +13,22 @@ export const getEnvTool = tool(
async (input) => {
const { name } = input || {};
const sensitiveKeys = ['API_KEY', 'SECRET', 'PASSWORD', 'TOKEN', 'CREDENTIAL'];
const isSensitive = (key) => sensitiveKeys.some(s => key.toUpperCase().includes(s));
if (name) {
const value = process.env[name];
if (value === undefined) {
return JSON.stringify({ error: `Environment variable '${name}' not found` });
}
return JSON.stringify({ name, value });
// 按名查询同样脱敏，防止 LLM 绕过读取密钥
return JSON.stringify({ name, value: isSensitive(name) ? '***REDACTED***' : value });
}
// 返回所有环境变量（过滤敏感信息）
const env = { ...process.env };
const sensitiveKeys = ['API_KEY', 'SECRET', 'PASSWORD', 'TOKEN', 'CREDENTIAL'];
for (const key of Object.keys(env)) {
const upperKey = key.toUpperCase();
if (sensitiveKeys.some(s => upperKey.includes(s))) {
if (isSensitive(key)) {
env[key] = '***REDACTED***';
}
}
agent/escort/tools/system/linux_cmd.js
View File
agent/escort/tools/system/win_cmd.js
-74
View File
@@ -1,74 +0,0 @@
import * as z from 'zod';
import { tool } from 'langchain';
import { spawn } from 'child_process';
export const winCmdTool = tool(
async ({ command, cwd, timeout = 30000 }) => {
const workingDir = cwd || process.cwd();
return new Promise((resolve) => {
let stdout = '';
let stderr = '';
let killed = false;
const proc = spawn('cmd.exe', ['/c', command], {
cwd: workingDir,
shell: false,
windowsHide: true
});
const timer = setTimeout(() => {
killed = true;
proc.kill('SIGKILL');
}, timeout);
proc.stdout.on('data', (data) => {
stdout += data.toString();
});
proc.stderr.on('data', (data) => {
stderr += data.toString();
});
proc.on('close', (code) => {
clearTimeout(timer);
if (killed) {
resolve(JSON.stringify({
success: false,
error: `Command timed out after ${timeout}ms`,
command,
cwd: workingDir
}));
return;
}
resolve(JSON.stringify({
success: code === 0,
exitCode: code,
stdout: stdout.trim(),
stderr: stderr.trim(),
command,
cwd: workingDir
}));
});
proc.on('error', (error) => {
clearTimeout(timer);
resolve(JSON.stringify({
success: false,
error: error.message,
command,
cwd: workingDir
}));
});
});
},
{
name: 'win_cmd',
description: '在 Windows 系统上执行 cmd.exe 命令行命令。适用于运行 Windows 批处理命令、文件系统操作命令（如 dir、copy、del、mkdir 等）。不支持 PowerShell 命令。',
schema: z.object({
command: z.string().describe('要执行的 cmd.exe 命令或命令组合，使用 && 连接多个命令，如 "dir /b" 或 "echo hello && dir"'),
cwd: z.string().optional().describe('执行命令的工作目录，默认为当前工作目录'),
timeout: z.number().optional().describe('命令执行超时时间(毫秒)，默认30000')
})
}
);
conf.json
+20 -7
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@@ -5,18 +5,31 @@
"wxapp-escort-admin": {
}
},
"agent": {
"deepseek": {
"apiKey": "sk-a58ccd82b7ba4ce3ac176a88c9381095",
"flashModel": "deepseek-v4-flash",
"proModel": "deepseek-v4-pro"
},
"glm": {
"apiKey": "ed5f2ec42cb9413f87402d38321553f8.u0FalmfLdXxmst69",
"flashModel": "glm-5.3-flash",
"proModel": "glm-5.3"
}
},
"mongodb": {
"str": "mongodb://huashengtec.com:6000",
"str": "mongodb://ehason:Ehason_dbuser_2026@huashengtec.com:6000/?authSource=admin&appName=ws-health&retryWrites=true&w=majority",
"host": "huashengtec.com",
"db": "health",
"option": {
"user": "ehason",
"pass": "Ehason_dbuser_2026",
"dbName": "eiot_health",
"authSource": "admin",
"autoIndex": true,
"socketTimeoutMS": 3000,
"serverSelectionTimeoutMS": 30000
"maxPoolSize": 50,
"minPoolSize": 5,
"maxIdleTimeMS": 60000,
"connectTimeoutMS": 10000,
"serverSelectionTimeoutMS": 30000,
"socketTimeoutMS": 45000,
"compressors": "zlib"
},
"debug": true
}
models/index.js
+5
View File
@@ -3,6 +3,8 @@
import mongoose from 'mongoose';
import { EscortRecordSchema } from "./schema/escort_record.js"
import { HealthProfileSchema } from "./schema/health_profile.js"
import { OrganizationSchema } from "./schema/organization.js"
import { EmployeeSchema } from "./schema/employee.js"
import config from '../conf.json' with { type: 'json' };
import logger from '../utils/logger.js';
@@ -12,6 +14,7 @@ class MongoDBSchema {
this.User = null;
this.EscortRecord = null;
this.Organization = null;
this.Employee = null;
this.HealthProfile = null;
}
@@ -40,6 +43,8 @@ class MongoDBSchema {
this.EscortRecord = this.dbConnection.model('escort_record', EscortRecordSchema)
this.HealthProfile = this.dbConnection.model('health_profile', HealthProfileSchema)
this.Organization = this.dbConnection.model('organization', OrganizationSchema)
this.Employee = this.dbConnection.model('employee', EmployeeSchema)
}
}
models/schema/org.js → models/schema/organization.js
View File