jimi
c39840fe15
主要变更: - 新增 tests/test_ai_chat.py: AI Agent 对话测试工具 - 优化 core/pydantic_ai_agent.py 和 db/chat_log_db.py - 清理归档文件，更新文档 Made-with: Cursor
402 lines
14 KiB
Python
402 lines
14 KiB
Python
# -*- coding: utf-8 -*-
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"""
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天网任务数据模型
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"""
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import sqlite3
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import json
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import logging
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from datetime import datetime, timedelta
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from typing import Optional, Dict, List
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from pathlib import Path
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from enum import Enum
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import os
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logger = logging.getLogger(__name__)
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_DB_TYPE = os.getenv("DB_TYPE", "sqlite").lower()
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_MYSQL_HOST = os.getenv("MYSQL_HOST", "127.0.0.1")
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_MYSQL_PORT = int(os.getenv("MYSQL_PORT", "3306"))
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_MYSQL_USER = os.getenv("MYSQL_USER", "root")
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_MYSQL_PASSWORD = os.getenv("MYSQL_PASSWORD", "")
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_MYSQL_DATABASE = os.getenv("MYSQL_DATABASE", "ai_cs")
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def _is_mysql() -> bool:
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return _DB_TYPE in ("mysql", "mariadb")
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def _sql(query: str) -> str:
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return query.replace("?", "%s") if _is_mysql() else query
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def _now_str() -> str:
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if _is_mysql():
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return datetime.now().strftime("%Y-%m-%d %H:%M:%S")
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return datetime.now().isoformat()
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class TaskStatus(Enum):
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"""任务状态"""
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PENDING = "pending" # 待触发
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WAITING = "waiting" # 等待触发
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RUNNING = "running" # 执行中
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COMPLETED = "completed" # 已完成
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FAILED = "failed" # 失败
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CANCELLED = "cancelled" # 已取消
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class TaskPriority(Enum):
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"""任务优先级"""
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NORMAL = "normal"
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HIGH = "high"
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URGENT = "urgent"
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class TaskManager:
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"""任务管理器 - SQLite 存储"""
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def __init__(self, db_path: str = None):
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if db_path is None:
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db_path = Path(__file__).parent / "tasks.db"
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self.db_path = db_path
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self._init_db()
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logger.info(f"任务管理器初始化完成，数据库：{self.db_path}")
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def _init_db(self):
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"""初始化数据库"""
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if _is_mysql():
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conn = self._get_conn()
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cursor = conn.cursor()
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cursor.execute('''
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CREATE TABLE IF NOT EXISTS tasks (
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task_id VARCHAR(128) PRIMARY KEY,
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specified_customer_id VARCHAR(128),
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specified_customer_name VARCHAR(255),
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type VARCHAR(64) NOT NULL,
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customer_name VARCHAR(255),
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customer_id VARCHAR(128),
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trigger_type VARCHAR(64),
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trigger_keyword VARCHAR(255),
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trigger_keywords TEXT,
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action_type VARCHAR(64),
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action_file_url TEXT,
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action_message TEXT,
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priority VARCHAR(16) DEFAULT 'normal',
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timeout_hours INT DEFAULT 24,
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status VARCHAR(32) DEFAULT 'pending',
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retry_count INT DEFAULT 0,
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max_retry INT DEFAULT 3,
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created_at DATETIME,
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created_by VARCHAR(255),
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triggered_at DATETIME,
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completed_at DATETIME,
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error_message TEXT,
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result TEXT
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4
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''')
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cursor.execute('CREATE INDEX IF NOT EXISTS idx_status ON tasks(status)')
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cursor.execute('CREATE INDEX IF NOT EXISTS idx_customer ON tasks(customer_id)')
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cursor.execute('CREATE INDEX IF NOT EXISTS idx_created ON tasks(created_at)')
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conn.commit()
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conn.close()
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else:
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self.db_path.parent.mkdir(parents=True, exist_ok=True)
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conn = sqlite3.connect(self.db_path)
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cursor = conn.cursor()
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cursor.execute('''
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CREATE TABLE IF NOT EXISTS tasks (
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task_id TEXT PRIMARY KEY,
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specified_customer_id TEXT,
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specified_customer_name TEXT,
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type TEXT NOT NULL,
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customer_name TEXT,
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customer_id TEXT,
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trigger_type TEXT,
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trigger_keyword TEXT,
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trigger_keywords TEXT,
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action_type TEXT,
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action_file_url TEXT,
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action_message TEXT,
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priority TEXT DEFAULT 'normal',
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timeout_hours INTEGER DEFAULT 24,
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status TEXT DEFAULT 'pending',
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retry_count INTEGER DEFAULT 0,
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max_retry INTEGER DEFAULT 3,
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created_at TEXT,
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created_by TEXT,
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triggered_at TEXT,
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completed_at TEXT,
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error_message TEXT,
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result TEXT
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)
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''')
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cursor.execute('CREATE INDEX IF NOT EXISTS idx_status ON tasks(status)')
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cursor.execute('CREATE INDEX IF NOT EXISTS idx_customer ON tasks(customer_id)')
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cursor.execute('CREATE INDEX IF NOT EXISTS idx_created ON tasks(created_at)')
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conn.commit()
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conn.close()
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logger.info("数据库表初始化完成")
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def _get_conn(self):
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"""获取数据库连接"""
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if _is_mysql():
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import pymysql
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return pymysql.connect(
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host=_MYSQL_HOST,
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port=_MYSQL_PORT,
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user=_MYSQL_USER,
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password=_MYSQL_PASSWORD,
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database=_MYSQL_DATABASE,
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charset="utf8mb4",
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cursorclass=pymysql.cursors.DictCursor,
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autocommit=False,
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)
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conn = sqlite3.connect(self.db_path)
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conn.row_factory = sqlite3.Row
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return conn
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def add_task(self, task: dict) -> bool:
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"""添加任务"""
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try:
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conn = self._get_conn()
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cursor = conn.cursor()
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# 处理 keywords 数组
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trigger_keywords = task.get('trigger', {}).get('keywords', [])
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if isinstance(trigger_keywords, list):
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trigger_keywords = json.dumps(trigger_keywords)
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insert_sql = '''
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INSERT OR REPLACE INTO tasks (
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task_id, specified_customer_id, specified_customer_name,
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type, customer_name, customer_id,
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trigger_type, trigger_keyword, trigger_keywords,
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action_type, action_file_url, action_message,
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priority, timeout_hours, status, retry_count, max_retry,
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created_at, created_by
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) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
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'''
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if _is_mysql():
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insert_sql = '''
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REPLACE INTO tasks (
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task_id, specified_customer_id, specified_customer_name,
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type, customer_name, customer_id,
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trigger_type, trigger_keyword, trigger_keywords,
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action_type, action_file_url, action_message,
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priority, timeout_hours, status, retry_count, max_retry,
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created_at, created_by
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) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
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'''
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cursor.execute(_sql(insert_sql), (
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task.get('task_id'),
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task.get('customer', {}).get('id'),
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task.get('customer', {}).get('name'),
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task.get('type'),
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task.get('customer', {}).get('name'),
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task.get('customer', {}).get('id'),
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task.get('trigger', {}).get('type'),
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task.get('trigger', {}).get('keyword'),
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trigger_keywords,
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task.get('action', {}).get('type'),
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task.get('action', {}).get('file_url'),
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task.get('action', {}).get('message'),
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task.get('priority', 'normal'),
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task.get('timeout_hours', 24),
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task.get('status', 'pending'),
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task.get('retry_count', 0),
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task.get('max_retry', 3),
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task.get('created_at', _now_str()),
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task.get('created_by')
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))
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conn.commit()
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conn.close()
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logger.info(f"任务添加成功：{task.get('task_id')}")
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return True
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except Exception as e:
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logger.error(f"添加任务失败：{e}")
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return False
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def get_task(self, task_id: str) -> Optional[dict]:
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"""查询任务"""
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try:
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conn = self._get_conn()
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cursor = conn.cursor()
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cursor.execute(_sql('SELECT * FROM tasks WHERE task_id = ?'), (task_id,))
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row = cursor.fetchone()
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conn.close()
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if row:
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return dict(row)
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return None
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except Exception as e:
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logger.error(f"查询任务失败：{e}")
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return None
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def update_task_status(self, task_id: str, status: TaskStatus, error_message: str = None, result: dict = None):
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"""更新任务状态"""
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try:
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conn = self._get_conn()
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cursor = conn.cursor()
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placeholder = "%s" if _is_mysql() else "?"
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updates = [f'status = {placeholder}']
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params = [status.value]
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if status == TaskStatus.RUNNING:
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updates.append(f'triggered_at = {placeholder}')
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params.append(_now_str())
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if status in [TaskStatus.COMPLETED, TaskStatus.FAILED, TaskStatus.CANCELLED]:
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updates.append(f'completed_at = {placeholder}')
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params.append(_now_str())
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if error_message:
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updates.append(f'error_message = {placeholder}')
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params.append(error_message)
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if result:
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updates.append(f'result = {placeholder}')
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params.append(json.dumps(result))
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params.append(task_id)
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cursor.execute(_sql(f'''
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UPDATE tasks
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SET {', '.join(updates)}
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WHERE task_id = ?
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'''), params)
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conn.commit()
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conn.close()
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logger.info(f"任务状态更新：{task_id} -> {status.value}")
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except Exception as e:
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logger.error(f"更新任务状态失败：{e}")
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def increment_retry(self, task_id: str) -> int:
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"""增加重试次数，返回当前重试次数"""
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try:
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conn = self._get_conn()
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cursor = conn.cursor()
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cursor.execute(_sql('''
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UPDATE tasks
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SET retry_count = retry_count + 1
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WHERE task_id = ?
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'''), (task_id,))
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cursor.execute(_sql('SELECT retry_count, max_retry FROM tasks WHERE task_id = ?'), (task_id,))
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row = cursor.fetchone()
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conn.close()
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if row:
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return row['retry_count']
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return 0
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except Exception as e:
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logger.error(f"增加重试次数失败：{e}")
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return 999 # 超过最大重试次数
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def get_pending_tasks(self, customer_id: str = None) -> List[dict]:
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"""获取待触发的任务"""
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try:
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conn = self._get_conn()
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cursor = conn.cursor()
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if customer_id:
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cursor.execute(_sql('''
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SELECT * FROM tasks
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WHERE status = 'pending'
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AND customer_id = ?
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ORDER BY
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CASE priority
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WHEN 'urgent' THEN 1
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WHEN 'high' THEN 2
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ELSE 3
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END,
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created_at
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'''), (customer_id,))
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else:
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cursor.execute('''
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SELECT * FROM tasks
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WHERE status = 'pending'
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ORDER BY
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CASE priority
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WHEN 'urgent' THEN 1
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WHEN 'high' THEN 2
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ELSE 3
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END,
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created_at
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''')
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rows = cursor.fetchall()
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conn.close()
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return [dict(row) for row in rows]
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except Exception as e:
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logger.error(f"获取待触发任务失败：{e}")
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return []
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def get_timeout_tasks(self) -> List[dict]:
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"""获取超时任务"""
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try:
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conn = self._get_conn()
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cursor = conn.cursor()
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if _is_mysql():
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cursor.execute('''
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SELECT * FROM tasks
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WHERE status = 'pending'
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AND created_at < DATE_SUB(NOW(), INTERVAL timeout_hours HOUR)
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''')
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else:
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cursor.execute('''
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SELECT * FROM tasks
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WHERE status = 'pending'
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AND datetime(created_at, '+' || timeout_hours || ' hours') < datetime('now')
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''')
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rows = cursor.fetchall()
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conn.close()
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return [dict(row) for row in rows]
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except Exception as e:
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logger.error(f"获取超时任务失败：{e}")
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return []
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def cancel_task(self, task_id: str, reason: str = None):
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"""取消任务"""
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self.update_task_status(task_id, TaskStatus.CANCELLED, error_message=reason)
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logger.info(f"任务已取消：{task_id}")
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def get_statistics(self) -> dict:
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"""获取任务统计"""
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try:
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conn = self._get_conn()
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cursor = conn.cursor()
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stats = {}
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for status in TaskStatus:
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cursor.execute(_sql('SELECT COUNT(*) FROM tasks WHERE status = ?'), (status.value,))
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stats[status.value] = cursor.fetchone()[0]
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conn.close()
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return stats
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except Exception as e:
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logger.error(f"获取统计失败：{e}")
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return {}
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# 单例
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_task_manager: Optional[TaskManager] = None
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def get_task_manager() -> TaskManager:
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"""获取任务管理器单例"""
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global _task_manager
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if _task_manager is None:
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_task_manager = TaskManager()
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return _task_manager
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