""" OASIS模拟运行器 在后台运行模拟并记录每个Agent的动作，支持实时状态监控 """ import os import sys import json import time import asyncio import threading import subprocess import signal import atexit from typing import Dict, Any, List, Optional, Union from dataclasses import dataclass, field from datetime import datetime from enum import Enum from queue import Queue from ..config import Config from ..utils.logger import get_logger from ..utils.locale import get_locale, set_locale from ..utils.zep import ( ZEP_HTTP_REQUEST_TIMEOUT_SECONDS, ZEP_INGESTION_WAIT_TIMEOUT_SECONDS, ) from .zep_graph_memory_updater import ZepGraphMemoryManager from .simulation_ipc import SimulationIPCClient, CommandType, IPCResponse logger = get_logger('mirofish.simulation_runner') # 标记是否已注册清理函数 _cleanup_registered = False # 平台检测 IS_WINDOWS = sys.platform == 'win32' class RunnerStatus(str, Enum): """运行器状态""" IDLE = "idle" STARTING = "starting" RUNNING = "running" PAUSED = "paused" STOPPING = "stopping" STOPPED = "stopped" COMPLETED = "completed" FAILED = "failed" class SimulationStopPending(TimeoutError): """The monitor still owns a bounded graph-ingestion finalization.""" @dataclass class AgentAction: """Agent动作记录""" round_num: int timestamp: str platform: str # twitter / reddit agent_id: int agent_name: str action_type: str # CREATE_POST, LIKE_POST, etc. action_args: Dict[str, Any] = field(default_factory=dict) result: Optional[str] = None success: bool = True def to_dict(self) -> Dict[str, Any]: return { "round_num": self.round_num, "timestamp": self.timestamp, "platform": self.platform, "agent_id": self.agent_id, "agent_name": self.agent_name, "action_type": self.action_type, "action_args": self.action_args, "result": self.result, "success": self.success, } @dataclass class RoundSummary: """每轮摘要""" round_num: int start_time: str end_time: Optional[str] = None simulated_hour: int = 0 twitter_actions: int = 0 reddit_actions: int = 0 active_agents: List[int] = field(default_factory=list) actions: List[AgentAction] = field(default_factory=list) def to_dict(self) -> Dict[str, Any]: return { "round_num": self.round_num, "start_time": self.start_time, "end_time": self.end_time, "simulated_hour": self.simulated_hour, "twitter_actions": self.twitter_actions, "reddit_actions": self.reddit_actions, "active_agents": self.active_agents, "actions_count": len(self.actions), "actions": [a.to_dict() for a in self.actions], } @dataclass class SimulationRunState: """模拟运行状态（实时）""" simulation_id: str runner_status: RunnerStatus = RunnerStatus.IDLE # 进度信息 current_round: int = 0 total_rounds: int = 0 simulated_hours: int = 0 total_simulation_hours: int = 0 # 各平台独立轮次和模拟时间（用于双平台并行显示） twitter_current_round: int = 0 reddit_current_round: int = 0 twitter_simulated_hours: int = 0 reddit_simulated_hours: int = 0 # 平台状态 twitter_running: bool = False reddit_running: bool = False twitter_actions_count: int = 0 reddit_actions_count: int = 0 # 平台完成状态（通过检测 actions.jsonl 中的 simulation_end 事件） twitter_completed: bool = False reddit_completed: bool = False # 每轮摘要 rounds: List[RoundSummary] = field(default_factory=list) # 最近动作（用于前端实时展示） recent_actions: List[AgentAction] = field(default_factory=list) max_recent_actions: int = 50 # 时间戳 started_at: Optional[str] = None updated_at: str = field(default_factory=lambda: datetime.now().isoformat()) completed_at: Optional[str] = None # 错误信息 error: Optional[str] = None # 进程ID（用于停止） process_pid: Optional[int] = None def add_action(self, action: AgentAction): """添加动作到最近动作列表""" self.recent_actions.insert(0, action) if len(self.recent_actions) > self.max_recent_actions: self.recent_actions = self.recent_actions[:self.max_recent_actions] if action.platform == "twitter": self.twitter_actions_count += 1 else: self.reddit_actions_count += 1 self.updated_at = datetime.now().isoformat() def to_dict(self) -> Dict[str, Any]: return { "simulation_id": self.simulation_id, "runner_status": self.runner_status.value, "current_round": self.current_round, "total_rounds": self.total_rounds, "simulated_hours": self.simulated_hours, "total_simulation_hours": self.total_simulation_hours, "progress_percent": round(self.current_round / max(self.total_rounds, 1) * 100, 1), # 各平台独立轮次和时间 "twitter_current_round": self.twitter_current_round, "reddit_current_round": self.reddit_current_round, "twitter_simulated_hours": self.twitter_simulated_hours, "reddit_simulated_hours": self.reddit_simulated_hours, "twitter_running": self.twitter_running, "reddit_running": self.reddit_running, "twitter_completed": self.twitter_completed, "reddit_completed": self.reddit_completed, "twitter_actions_count": self.twitter_actions_count, "reddit_actions_count": self.reddit_actions_count, "total_actions_count": self.twitter_actions_count + self.reddit_actions_count, "started_at": self.started_at, "updated_at": self.updated_at, "completed_at": self.completed_at, "error": self.error, "process_pid": self.process_pid, } def to_detail_dict(self) -> Dict[str, Any]: """包含最近动作的详细信息""" result = self.to_dict() result["recent_actions"] = [a.to_dict() for a in self.recent_actions] result["rounds_count"] = len(self.rounds) return result class SimulationRunner: """ 模拟运行器 负责： 1. 在后台进程中运行OASIS模拟 2. 解析运行日志，记录每个Agent的动作 3. 提供实时状态查询接口 4. 支持暂停/停止/恢复操作 """ # 运行状态存储目录 RUN_STATE_DIR = os.path.join( os.path.dirname(__file__), '../../uploads/simulations' ) # 脚本目录 SCRIPTS_DIR = os.path.join( os.path.dirname(__file__), '../../scripts' ) # 内存中的运行状态 _run_states: Dict[str, SimulationRunState] = {} _processes: Dict[str, subprocess.Popen] = {} _action_queues: Dict[str, Queue] = {} _monitor_threads: Dict[str, threading.Thread] = {} _stdout_files: Dict[str, Any] = {} # 存储 stdout 文件句柄 _stderr_files: Dict[str, Any] = {} # 存储 stderr 文件句柄 # 图谱记忆更新配置 _graph_memory_enabled: Dict[str, bool] = {} # simulation_id -> enabled _finalization_locks: Dict[str, threading.Lock] = {} _finalization_locks_guard = threading.Lock() _manual_stop_requests: set[str] = set() @classmethod def _finalization_lock(cls, simulation_id: str) -> threading.Lock: with cls._finalization_locks_guard: return cls._finalization_locks.setdefault( simulation_id, threading.Lock() ) @classmethod def _sync_simulation_status( cls, simulation_id: str, runner_status: RunnerStatus, error: str | None = None, ) -> None: """Keep persisted simulation metadata aligned with run_state.json.""" from .simulation_manager import SimulationManager, SimulationStatus status_map = { RunnerStatus.RUNNING: SimulationStatus.RUNNING, RunnerStatus.STOPPING: SimulationStatus.STOPPING, RunnerStatus.STOPPED: SimulationStatus.STOPPED, RunnerStatus.COMPLETED: SimulationStatus.COMPLETED, RunnerStatus.FAILED: SimulationStatus.FAILED, } status = status_map.get(runner_status) if status is None: return try: manager = SimulationManager() simulation = manager.get_simulation(simulation_id) if simulation is None: return simulation.status = status simulation.error = error manager._save_simulation_state(simulation) except Exception as sync_error: # state.json is a secondary projection. Never let a projection # failure skip the authoritative run-state finalization or Zep # ingestion drain. logger.error( "同步模拟状态失败: simulation_id=%s, status=%s, error=%s", simulation_id, runner_status.value, sync_error, ) @classmethod def get_run_state(cls, simulation_id: str) -> Optional[SimulationRunState]: """获取运行状态""" if simulation_id in cls._run_states: return cls._run_states[simulation_id] # 尝试从文件加载 state = cls._load_run_state(simulation_id) if state: cls._run_states[simulation_id] = state return state @classmethod def _load_run_state(cls, simulation_id: str) -> Optional[SimulationRunState]: """从文件加载运行状态""" state_file = os.path.join(cls.RUN_STATE_DIR, simulation_id, "run_state.json") if not os.path.exists(state_file): return None try: with open(state_file, 'r', encoding='utf-8') as f: data = json.load(f) state = SimulationRunState( simulation_id=simulation_id, runner_status=RunnerStatus(data.get("runner_status", "idle")), current_round=data.get("current_round", 0), total_rounds=data.get("total_rounds", 0), simulated_hours=data.get("simulated_hours", 0), total_simulation_hours=data.get("total_simulation_hours", 0), # 各平台独立轮次和时间 twitter_current_round=data.get("twitter_current_round", 0), reddit_current_round=data.get("reddit_current_round", 0), twitter_simulated_hours=data.get("twitter_simulated_hours", 0), reddit_simulated_hours=data.get("reddit_simulated_hours", 0), twitter_running=data.get("twitter_running", False), reddit_running=data.get("reddit_running", False), twitter_completed=data.get("twitter_completed", False), reddit_completed=data.get("reddit_completed", False), twitter_actions_count=data.get("twitter_actions_count", 0), reddit_actions_count=data.get("reddit_actions_count", 0), started_at=data.get("started_at"), updated_at=data.get("updated_at", datetime.now().isoformat()), completed_at=data.get("completed_at"), error=data.get("error"), process_pid=data.get("process_pid"), ) # 加载最近动作 actions_data = data.get("recent_actions", []) for a in actions_data: state.recent_actions.append(AgentAction( round_num=a.get("round_num", 0), timestamp=a.get("timestamp", ""), platform=a.get("platform", ""), agent_id=a.get("agent_id", 0), agent_name=a.get("agent_name", ""), action_type=a.get("action_type", ""), action_args=a.get("action_args", {}), result=a.get("result"), success=a.get("success", True), )) return state except Exception as e: logger.error(f"加载运行状态失败: {str(e)}") return None @classmethod def _save_run_state(cls, state: SimulationRunState): """保存运行状态到文件""" sim_dir = os.path.join(cls.RUN_STATE_DIR, state.simulation_id) os.makedirs(sim_dir, exist_ok=True) state_file = os.path.join(sim_dir, "run_state.json") data = state.to_detail_dict() with open(state_file, 'w', encoding='utf-8') as f: json.dump(data, f, ensure_ascii=False, indent=2) cls._run_states[state.simulation_id] = state @classmethod def start_simulation( cls, simulation_id: str, platform: str = "parallel", # twitter / reddit / parallel max_rounds: int = None, # 最大模拟轮数（可选，用于截断过长的模拟） enable_graph_memory_update: bool = False, # 是否将活动更新到Zep图谱 graph_id: str = None # Zep图谱ID（启用图谱更新时必需） ) -> SimulationRunState: """ 启动模拟 Args: simulation_id: 模拟ID platform: 运行平台 (twitter/reddit/parallel) max_rounds: 最大模拟轮数（可选，用于截断过长的模拟） enable_graph_memory_update: 是否将Agent活动动态更新到Zep图谱 graph_id: Zep图谱ID（启用图谱更新时必需） Returns: SimulationRunState """ # 加载模拟配置 sim_dir = os.path.join(cls.RUN_STATE_DIR, simulation_id) config_path = os.path.join(sim_dir, "simulation_config.json") if not os.path.exists(config_path): raise ValueError(f"模拟配置不存在，请先调用 /prepare 接口") with open(config_path, 'r', encoding='utf-8') as f: config = json.load(f) # 初始化运行状态 time_config = config.get("time_config", {}) total_hours = time_config.get("total_simulation_hours", 72) minutes_per_round = time_config.get("minutes_per_round", 30) total_rounds = int(total_hours * 60 / minutes_per_round) # 如果指定了最大轮数，则截断 if max_rounds is not None and max_rounds > 0: original_rounds = total_rounds total_rounds = min(total_rounds, max_rounds) if total_rounds < original_rounds: logger.info(f"轮数已截断: {original_rounds} -> {total_rounds} (max_rounds={max_rounds})") state = SimulationRunState( simulation_id=simulation_id, runner_status=RunnerStatus.STARTING, total_rounds=total_rounds, total_simulation_hours=total_hours, started_at=datetime.now().isoformat(), ) # Atomically claim this simulation ID. The expensive updater/process # startup happens after releasing the lock, while the persisted # STARTING state makes every concurrent start fail closed. with cls._finalization_lock(simulation_id): existing = cls.get_run_state(simulation_id) active_statuses = { RunnerStatus.STARTING, RunnerStatus.RUNNING, RunnerStatus.PAUSED, RunnerStatus.STOPPING, } if ( existing and existing.runner_status in active_statuses ) or ZepGraphMemoryManager.get_updater(simulation_id) is not None: raise ValueError(f"模拟已在运行或结束处理中: {simulation_id}") cls._save_run_state(state) # 如果启用图谱记忆更新，创建更新器 if enable_graph_memory_update: if not graph_id: raise ValueError("启用图谱记忆更新时必须提供 graph_id") try: ZepGraphMemoryManager.create_updater(simulation_id, graph_id) cls._graph_memory_enabled[simulation_id] = True logger.info(f"已启用图谱记忆更新: simulation_id={simulation_id}, graph_id={graph_id}") except Exception as e: logger.error(f"创建图谱记忆更新器失败: {e}") cls._graph_memory_enabled[simulation_id] = False state.runner_status = RunnerStatus.FAILED state.error = f"Zep图谱更新器初始化失败: {e}" with cls._finalization_lock(simulation_id): cls._save_run_state(state) cls._sync_simulation_status( simulation_id, RunnerStatus.FAILED, state.error, ) raise RuntimeError(state.error) from e else: cls._graph_memory_enabled[simulation_id] = False # 确定运行哪个脚本（脚本位于 backend/scripts/ 目录） if platform == "twitter": script_name = "run_twitter_simulation.py" state.twitter_running = True elif platform == "reddit": script_name = "run_reddit_simulation.py" state.reddit_running = True else: script_name = "run_parallel_simulation.py" state.twitter_running = True state.reddit_running = True script_path = os.path.join(cls.SCRIPTS_DIR, script_name) if not os.path.exists(script_path): cleanup_error = None if cls._graph_memory_enabled.get(simulation_id, False): try: ZepGraphMemoryManager.stop_updater(simulation_id) cls._graph_memory_enabled.pop(simulation_id, None) except Exception as error: cleanup_error = error state.runner_status = RunnerStatus.FAILED state.twitter_running = False state.reddit_running = False state.error = f"脚本不存在: {script_path}" if cleanup_error is not None: state.error += f"; Zep图谱写入清理失败: {cleanup_error}" with cls._finalization_lock(simulation_id): cls._save_run_state(state) cls._sync_simulation_status( simulation_id, RunnerStatus.FAILED, state.error, ) raise ValueError(state.error) # 创建动作队列 action_queue = Queue() cls._action_queues[simulation_id] = action_queue process = None main_log_file = None # 启动模拟进程 try: # 构建运行命令，使用完整路径 # 新的日志结构： # twitter/actions.jsonl - Twitter 动作日志 # reddit/actions.jsonl - Reddit 动作日志 # simulation.log - 主进程日志 cmd = [ sys.executable, # Python解释器 script_path, "--config", config_path, # 使用完整配置文件路径 ] # 如果指定了最大轮数，添加到命令行参数 if max_rounds is not None and max_rounds > 0: cmd.extend(["--max-rounds", str(max_rounds)]) # 创建主日志文件，避免 stdout/stderr 管道缓冲区满导致进程阻塞 main_log_path = os.path.join(sim_dir, "simulation.log") main_log_file = open(main_log_path, 'w', encoding='utf-8') # 设置子进程环境变量，确保 Windows 上使用 UTF-8 编码 # 这可以修复第三方库（如 OASIS）读取文件时未指定编码的问题 env = os.environ.copy() env['PYTHONUTF8'] = '1' # Python 3.7+ 支持，让所有 open() 默认使用 UTF-8 env['PYTHONIOENCODING'] = 'utf-8' # 确保 stdout/stderr 使用 UTF-8 # 设置工作目录为模拟目录（数据库等文件会生成在此） # 使用 start_new_session=True 创建新的进程组，确保可以通过 os.killpg 终止所有子进程 process = subprocess.Popen( cmd, cwd=sim_dir, stdout=main_log_file, stderr=subprocess.STDOUT, # stderr 也写入同一个文件 text=True, encoding='utf-8', # 显式指定编码 bufsize=1, env=env, # 传递带有 UTF-8 设置的环境变量 start_new_session=True, # 创建新进程组，确保服务器关闭时能终止所有相关进程 ) # Capture locale before spawning monitor thread current_locale = get_locale() monitor_thread = threading.Thread( target=cls._monitor_simulation, args=(simulation_id, current_locale), daemon=True ) # Atomically publish every resource needed by stop/finalization. # The monitor is registered before start; if it exits immediately, # it waits on the same lock until RUNNING is fully visible. with cls._finalization_lock(simulation_id): cls._stdout_files[simulation_id] = main_log_file cls._stderr_files[simulation_id] = None state.process_pid = process.pid state.runner_status = RunnerStatus.RUNNING cls._processes[simulation_id] = process cls._monitor_threads[simulation_id] = monitor_thread cls._save_run_state(state) cls._sync_simulation_status( simulation_id, RunnerStatus.RUNNING, ) monitor_thread.start() logger.info(f"模拟启动成功: {simulation_id}, pid={process.pid}, platform={platform}") except Exception as e: cleanup_errors = [] if process is not None and process.poll() is None: try: cls._terminate_process(process, simulation_id) except Exception as error: cleanup_errors.append(f"子进程终止失败: {error}") cls._processes.pop(simulation_id, None) cls._monitor_threads.pop(simulation_id, None) cls._action_queues.pop(simulation_id, None) cls._stdout_files.pop(simulation_id, None) cls._stderr_files.pop(simulation_id, None) if main_log_file is not None: try: main_log_file.close() except Exception as error: cleanup_errors.append(f"日志关闭失败: {error}") if cls._graph_memory_enabled.get(simulation_id, False): try: ZepGraphMemoryManager.stop_updater(simulation_id) cls._graph_memory_enabled.pop(simulation_id, None) except Exception as error: cleanup_errors.append(f"Zep图谱写入清理失败: {error}") state.runner_status = RunnerStatus.FAILED state.twitter_running = False state.reddit_running = False state.error = str(e) if cleanup_errors: state.error += "; " + "; ".join(cleanup_errors) with cls._finalization_lock(simulation_id): cls._save_run_state(state) cls._sync_simulation_status( simulation_id, RunnerStatus.FAILED, state.error, ) raise return state @classmethod def _monitor_simulation(cls, simulation_id: str, locale: str = 'zh'): """监控模拟进程，解析动作日志""" set_locale(locale) sim_dir = os.path.join(cls.RUN_STATE_DIR, simulation_id) # 新的日志结构：分平台的动作日志 twitter_actions_log = os.path.join(sim_dir, "twitter", "actions.jsonl") reddit_actions_log = os.path.join(sim_dir, "reddit", "actions.jsonl") process = cls._processes.get(simulation_id) state = cls.get_run_state(simulation_id) if not process or not state: return twitter_position = 0 reddit_position = 0 monitor_error: Exception | None = None exit_code: int | None = None try: while process.poll() is None: # 进程仍在运行 # 读取 Twitter 动作日志 if os.path.exists(twitter_actions_log): twitter_position = cls._read_action_log( twitter_actions_log, twitter_position, state, "twitter" ) # 读取 Reddit 动作日志 if os.path.exists(reddit_actions_log): reddit_position = cls._read_action_log( reddit_actions_log, reddit_position, state, "reddit" ) # 更新状态 cls._save_run_state(state) time.sleep(2) # 进程结束后，最后读取一次日志 if os.path.exists(twitter_actions_log): cls._read_action_log(twitter_actions_log, twitter_position, state, "twitter") if os.path.exists(reddit_actions_log): cls._read_action_log(reddit_actions_log, reddit_position, state, "reddit") exit_code = process.returncode except Exception as e: logger.error(f"监控线程异常: {simulation_id}, error={str(e)}") monitor_error = e finally: # Manual stop and natural completion can observe the same process # exit. Serialize terminal state and updater drain so only one path # owns the final result. with cls._finalization_lock(simulation_id): latest_state = cls.get_run_state(simulation_id) if latest_state is not None: state = latest_state if state.runner_status not in { RunnerStatus.STOPPED, RunnerStatus.FAILED, }: manual_stop = simulation_id in cls._manual_stop_requests desired_status = ( RunnerStatus.STOPPED if manual_stop else RunnerStatus.COMPLETED ) error_message = None if not manual_stop and monitor_error is not None: desired_status = RunnerStatus.FAILED error_message = str(monitor_error) elif not manual_stop and exit_code != 0: desired_status = RunnerStatus.FAILED main_log_path = os.path.join(sim_dir, "simulation.log") error_info = "" try: if os.path.exists(main_log_path): with open(main_log_path, 'r', encoding='utf-8') as f: error_info = f.read()[-2000:] except Exception: pass error_message = ( f"进程退出码: {exit_code}, 错误: {error_info}" ) state.twitter_running = False state.reddit_running = False if cls._graph_memory_enabled.get(simulation_id, False): # STOPPING is a non-terminal ingestion barrier. The UI # and report API must not observe COMPLETED until every # accepted episode is processed by Zep Cloud. state.runner_status = RunnerStatus.STOPPING cls._save_run_state(state) cls._sync_simulation_status( simulation_id, RunnerStatus.STOPPING, ) try: ZepGraphMemoryManager.stop_updater(simulation_id) cls._graph_memory_enabled.pop(simulation_id, None) logger.info( "已停止图谱记忆更新: simulation_id=%s", simulation_id, ) except Exception as error: logger.error(f"停止图谱记忆更新器失败: {error}") desired_status = RunnerStatus.FAILED error_message = f"Zep图谱写入未完整完成: {error}" state.runner_status = desired_status state.error = error_message state.completed_at = datetime.now().isoformat() cls._save_run_state(state) cls._sync_simulation_status( simulation_id, desired_status, error_message, ) if desired_status == RunnerStatus.COMPLETED: logger.info(f"模拟完成: {simulation_id}") else: logger.error(f"模拟失败: {simulation_id}, error={state.error}") cls._manual_stop_requests.discard(simulation_id) # 清理进程资源 cls._processes.pop(simulation_id, None) cls._action_queues.pop(simulation_id, None) cls._monitor_threads.pop(simulation_id, None) # 关闭日志文件句柄 if simulation_id in cls._stdout_files: try: cls._stdout_files[simulation_id].close() except Exception: pass cls._stdout_files.pop(simulation_id, None) if simulation_id in cls._stderr_files and cls._stderr_files[simulation_id]: try: cls._stderr_files[simulation_id].close() except Exception: pass cls._stderr_files.pop(simulation_id, None) @classmethod def _read_action_log( cls, log_path: str, position: int, state: SimulationRunState, platform: str ) -> int: """ 读取动作日志文件 Args: log_path: 日志文件路径 position: 上次读取位置 state: 运行状态对象 platform: 平台名称 (twitter/reddit) Returns: 新的读取位置 """ # 检查是否启用了图谱记忆更新 graph_memory_enabled = cls._graph_memory_enabled.get(state.simulation_id, False) graph_updater = None if graph_memory_enabled: graph_updater = ZepGraphMemoryManager.get_updater(state.simulation_id) try: with open(log_path, 'r', encoding='utf-8') as f: f.seek(position) for line in f: line = line.strip() if line: try: action_data = json.loads(line) # 处理事件类型的条目 if "event_type" in action_data: event_type = action_data.get("event_type") # 检测 simulation_end 事件，标记平台已完成 if event_type == "simulation_end": if platform == "twitter": state.twitter_completed = True state.twitter_running = False logger.info(f"Twitter 模拟已完成: {state.simulation_id}, total_rounds={action_data.get('total_rounds')}, total_actions={action_data.get('total_actions')}") elif platform == "reddit": state.reddit_completed = True state.reddit_running = False logger.info(f"Reddit 模拟已完成: {state.simulation_id}, total_rounds={action_data.get('total_rounds')}, total_actions={action_data.get('total_actions')}") # 检查是否所有启用的平台都已完成 # 如果只运行了一个平台，只检查那个平台 # 如果运行了两个平台，需要两个都完成 all_completed = cls._check_all_platforms_completed(state) if all_completed: # Platform completion is only an input # signal. The monitor publishes the # terminal status after the process has # exited and Zep ingestion has drained. logger.info( f"所有平台已结束，等待进程与图谱写入完成: " f"{state.simulation_id}" ) # 更新轮次信息（从 round_end 事件） elif event_type == "round_end": round_num = action_data.get("round", 0) simulated_hours = action_data.get("simulated_hours", 0) # 更新各平台独立的轮次和时间 if platform == "twitter": if round_num > state.twitter_current_round: state.twitter_current_round = round_num state.twitter_simulated_hours = simulated_hours elif platform == "reddit": if round_num > state.reddit_current_round: state.reddit_current_round = round_num state.reddit_simulated_hours = simulated_hours # 总体轮次取两个平台的最大值 if round_num > state.current_round: state.current_round = round_num # 总体时间取两个平台的最大值 state.simulated_hours = max(state.twitter_simulated_hours, state.reddit_simulated_hours) continue action = AgentAction( round_num=action_data.get("round", 0), timestamp=action_data.get("timestamp", datetime.now().isoformat()), platform=platform, agent_id=action_data.get("agent_id", 0), agent_name=action_data.get("agent_name", ""), action_type=action_data.get("action_type", ""), action_args=action_data.get("action_args", {}), result=action_data.get("result"), success=action_data.get("success", True), ) state.add_action(action) # 更新轮次 if action.round_num and action.round_num > state.current_round: state.current_round = action.round_num # 如果启用了图谱记忆更新，将活动发送到Zep if graph_updater: graph_updater.add_activity_from_dict(action_data, platform) except json.JSONDecodeError: pass return f.tell() except Exception as e: logger.warning(f"读取动作日志失败: {log_path}, error={e}") return position @classmethod def _check_all_platforms_completed(cls, state: SimulationRunState) -> bool: """ 检查所有启用的平台是否都已完成模拟 通过检查对应的 actions.jsonl 文件是否存在来判断平台是否被启用 Returns: True 如果所有启用的平台都已完成 """ sim_dir = os.path.join(cls.RUN_STATE_DIR, state.simulation_id) twitter_log = os.path.join(sim_dir, "twitter", "actions.jsonl") reddit_log = os.path.join(sim_dir, "reddit", "actions.jsonl") # 检查哪些平台被启用（通过文件是否存在判断） twitter_enabled = os.path.exists(twitter_log) reddit_enabled = os.path.exists(reddit_log) # 如果平台被启用但未完成，则返回 False if twitter_enabled and not state.twitter_completed: return False if reddit_enabled and not state.reddit_completed: return False # 至少有一个平台被启用且已完成 return twitter_enabled or reddit_enabled @classmethod def _terminate_process(cls, process: subprocess.Popen, simulation_id: str, timeout: int = 10): """ 跨平台终止进程及其子进程 Args: process: 要终止的进程 simulation_id: 模拟ID（用于日志） timeout: 等待进程退出的超时时间（秒） """ if IS_WINDOWS: # Windows: 使用 taskkill 命令终止进程树 # /F = 强制终止, /T = 终止进程树（包括子进程） logger.info(f"终止进程树 (Windows): simulation={simulation_id}, pid={process.pid}") try: # 先尝试优雅终止 subprocess.run( ['taskkill', '/PID', str(process.pid), '/T'], capture_output=True, timeout=5 ) try: process.wait(timeout=timeout) except subprocess.TimeoutExpired: # 强制终止 logger.warning(f"进程未响应，强制终止: {simulation_id}") subprocess.run( ['taskkill', '/F', '/PID', str(process.pid), '/T'], capture_output=True, timeout=5 ) process.wait(timeout=5) except Exception as e: logger.warning(f"taskkill 失败，尝试 terminate: {e}") process.terminate() try: process.wait(timeout=5) except subprocess.TimeoutExpired: process.kill() else: # Unix: 使用进程组终止 # 由于使用了 start_new_session=True，进程组 ID 等于主进程 PID pgid = os.getpgid(process.pid) logger.info(f"终止进程组 (Unix): simulation={simulation_id}, pgid={pgid}") # 先发送 SIGTERM 给整个进程组 os.killpg(pgid, signal.SIGTERM) try: process.wait(timeout=timeout) except subprocess.TimeoutExpired: # 如果超时后还没结束，强制发送 SIGKILL logger.warning(f"进程组未响应 SIGTERM，强制终止: {simulation_id}") os.killpg(pgid, signal.SIGKILL) process.wait(timeout=5) @classmethod def stop_simulation(cls, simulation_id: str) -> SimulationRunState: """停止模拟""" with cls._finalization_lock(simulation_id): state = cls.get_run_state(simulation_id) if not state: raise ValueError(f"模拟不存在: {simulation_id}") if state.runner_status == RunnerStatus.STOPPED: return state pending_updater = ZepGraphMemoryManager.get_updater(simulation_id) retrying_finalization = ( pending_updater is not None and state.runner_status in { RunnerStatus.STOPPING, RunnerStatus.FAILED, } ) if ( state.runner_status not in [ RunnerStatus.STARTING, RunnerStatus.RUNNING, RunnerStatus.PAUSED, RunnerStatus.STOPPING, ] and not retrying_finalization ): raise ValueError( f"模拟未在运行: {simulation_id}, status={state.runner_status}" ) state.runner_status = RunnerStatus.STOPPING cls._manual_stop_requests.add(simulation_id) cls._save_run_state(state) cls._sync_simulation_status(simulation_id, RunnerStatus.STOPPING) # 终止进程 process = cls._processes.get(simulation_id) if process and process.poll() is None: try: cls._terminate_process(process, simulation_id) except ProcessLookupError: pass except Exception as e: logger.error(f"终止进程组失败: {simulation_id}, error={e}") try: process.terminate() process.wait(timeout=5) except Exception: process.kill() # Let the monitor consume the final action-log tail and own the single # updater drain. It will publish STOPPED (rather than COMPLETED) because # the manual-stop marker is set above. monitor = cls._monitor_threads.get(simulation_id) if ( not retrying_finalization and monitor is not None and monitor is not threading.current_thread() and monitor.is_alive() ): wait_timeout = max( 30.0, ZEP_INGESTION_WAIT_TIMEOUT_SECONDS + ZEP_HTTP_REQUEST_TIMEOUT_SECONDS + 5, ) monitor.join(timeout=wait_timeout) if monitor.is_alive(): # The monitor still owns finalization and may be inside one # bounded HTTP request. Do not block on or overwrite its lock; # leave the observable state as STOPPING and let polling expose # the eventual STOPPED/FAILED result. raise SimulationStopPending( f"模拟仍在停止中，图谱写入未在 {wait_timeout:.0f}s 内完成" ) else: # Restart recovery or tests may have no monitor thread. Complete # the same barrier synchronously in this request. with cls._finalization_lock(simulation_id): state = cls.get_run_state(simulation_id) or state if cls._graph_memory_enabled.get(simulation_id, False): try: ZepGraphMemoryManager.stop_updater(simulation_id) cls._graph_memory_enabled.pop(simulation_id, None) except Exception as error: state.runner_status = RunnerStatus.FAILED state.twitter_running = False state.reddit_running = False state.completed_at = datetime.now().isoformat() state.error = f"Zep图谱写入未完整完成: {error}" cls._save_run_state(state) cls._sync_simulation_status( simulation_id, RunnerStatus.FAILED, state.error, ) raise RuntimeError(state.error) from error state.runner_status = RunnerStatus.STOPPED state.twitter_running = False state.reddit_running = False state.completed_at = datetime.now().isoformat() state.error = None cls._save_run_state(state) cls._sync_simulation_status( simulation_id, RunnerStatus.STOPPED, ) cls._manual_stop_requests.discard(simulation_id) state = cls.get_run_state(simulation_id) or state if state.runner_status == RunnerStatus.FAILED: raise RuntimeError(state.error or "模拟停止失败") if state.runner_status != RunnerStatus.STOPPED: raise RuntimeError( f"模拟停止未达到终态: {simulation_id}, status={state.runner_status}" ) logger.info(f"模拟已停止: {simulation_id}") return state @classmethod def _read_actions_from_file( cls, file_path: str, default_platform: Optional[str] = None, platform_filter: Optional[str] = None, agent_id: Optional[int] = None, round_num: Optional[int] = None ) -> List[AgentAction]: """ 从单个动作文件中读取动作 Args: file_path: 动作日志文件路径 default_platform: 默认平台（当动作记录中没有 platform 字段时使用） platform_filter: 过滤平台 agent_id: 过滤 Agent ID round_num: 过滤轮次 """ if not os.path.exists(file_path): return [] actions = [] with open(file_path, 'r', encoding='utf-8') as f: for line in f: line = line.strip() if not line: continue try: data = json.loads(line) # 跳过非动作记录（如 simulation_start, round_start, round_end 等事件） if "event_type" in data: continue # 跳过没有 agent_id 的记录（非 Agent 动作） if "agent_id" not in data: continue # 获取平台：优先使用记录中的 platform，否则使用默认平台 record_platform = data.get("platform") or default_platform or "" # 过滤 if platform_filter and record_platform != platform_filter: continue if agent_id is not None and data.get("agent_id") != agent_id: continue if round_num is not None and data.get("round") != round_num: continue actions.append(AgentAction( round_num=data.get("round", 0), timestamp=data.get("timestamp", ""), platform=record_platform, agent_id=data.get("agent_id", 0), agent_name=data.get("agent_name", ""), action_type=data.get("action_type", ""), action_args=data.get("action_args", {}), result=data.get("result"), success=data.get("success", True), )) except json.JSONDecodeError: continue return actions @classmethod def get_all_actions( cls, simulation_id: str, platform: Optional[str] = None, agent_id: Optional[int] = None, round_num: Optional[int] = None ) -> List[AgentAction]: """ 获取所有平台的完整动作历史（无分页限制） Args: simulation_id: 模拟ID platform: 过滤平台（twitter/reddit） agent_id: 过滤Agent round_num: 过滤轮次 Returns: 完整的动作列表（按时间戳排序，新的在前） """ sim_dir = os.path.join(cls.RUN_STATE_DIR, simulation_id) actions = [] # 读取 Twitter 动作文件（根据文件路径自动设置 platform 为 twitter） twitter_actions_log = os.path.join(sim_dir, "twitter", "actions.jsonl") if not platform or platform == "twitter": actions.extend(cls._read_actions_from_file( twitter_actions_log, default_platform="twitter", # 自动填充 platform 字段 platform_filter=platform, agent_id=agent_id, round_num=round_num )) # 读取 Reddit 动作文件（根据文件路径自动设置 platform 为 reddit） reddit_actions_log = os.path.join(sim_dir, "reddit", "actions.jsonl") if not platform or platform == "reddit": actions.extend(cls._read_actions_from_file( reddit_actions_log, default_platform="reddit", # 自动填充 platform 字段 platform_filter=platform, agent_id=agent_id, round_num=round_num )) # 如果分平台文件不存在，尝试读取旧的单一文件格式 if not actions: actions_log = os.path.join(sim_dir, "actions.jsonl") actions = cls._read_actions_from_file( actions_log, default_platform=None, # 旧格式文件中应该有 platform 字段 platform_filter=platform, agent_id=agent_id, round_num=round_num ) # 按时间戳排序（新的在前） actions.sort(key=lambda x: x.timestamp, reverse=True) return actions @classmethod def get_actions( cls, simulation_id: str, limit: int = 100, offset: int = 0, platform: Optional[str] = None, agent_id: Optional[int] = None, round_num: Optional[int] = None ) -> List[AgentAction]: """ 获取动作历史（带分页） Args: simulation_id: 模拟ID limit: 返回数量限制 offset: 偏移量 platform: 过滤平台 agent_id: 过滤Agent round_num: 过滤轮次 Returns: 动作列表 """ actions = cls.get_all_actions( simulation_id=simulation_id, platform=platform, agent_id=agent_id, round_num=round_num ) # 分页 return actions[offset:offset + limit] @classmethod def get_timeline( cls, simulation_id: str, start_round: int = 0, end_round: Optional[int] = None ) -> List[Dict[str, Any]]: """ 获取模拟时间线（按轮次汇总） Args: simulation_id: 模拟ID start_round: 起始轮次 end_round: 结束轮次 Returns: 每轮的汇总信息 """ actions = cls.get_actions(simulation_id, limit=10000) # 按轮次分组 rounds: Dict[int, Dict[str, Any]] = {} for action in actions: round_num = action.round_num if round_num < start_round: continue if end_round is not None and round_num > end_round: continue if round_num not in rounds: rounds[round_num] = { "round_num": round_num, "twitter_actions": 0, "reddit_actions": 0, "active_agents": set(), "action_types": {}, "first_action_time": action.timestamp, "last_action_time": action.timestamp, } r = rounds[round_num] if action.platform == "twitter": r["twitter_actions"] += 1 else: r["reddit_actions"] += 1 r["active_agents"].add(action.agent_id) r["action_types"][action.action_type] = r["action_types"].get(action.action_type, 0) + 1 r["last_action_time"] = action.timestamp # 转换为列表 result = [] for round_num in sorted(rounds.keys()): r = rounds[round_num] result.append({ "round_num": round_num, "twitter_actions": r["twitter_actions"], "reddit_actions": r["reddit_actions"], "total_actions": r["twitter_actions"] + r["reddit_actions"], "active_agents_count": len(r["active_agents"]), "active_agents": list(r["active_agents"]), "action_types": r["action_types"], "first_action_time": r["first_action_time"], "last_action_time": r["last_action_time"], }) return result @classmethod def get_agent_stats(cls, simulation_id: str) -> List[Dict[str, Any]]: """ 获取每个Agent的统计信息 Returns: Agent统计列表 """ actions = cls.get_actions(simulation_id, limit=10000) agent_stats: Dict[int, Dict[str, Any]] = {} for action in actions: agent_id = action.agent_id if agent_id not in agent_stats: agent_stats[agent_id] = { "agent_id": agent_id, "agent_name": action.agent_name, "total_actions": 0, "twitter_actions": 0, "reddit_actions": 0, "action_types": {}, "first_action_time": action.timestamp, "last_action_time": action.timestamp, } stats = agent_stats[agent_id] stats["total_actions"] += 1 if action.platform == "twitter": stats["twitter_actions"] += 1 else: stats["reddit_actions"] += 1 stats["action_types"][action.action_type] = stats["action_types"].get(action.action_type, 0) + 1 stats["last_action_time"] = action.timestamp # 按总动作数排序 result = sorted(agent_stats.values(), key=lambda x: x["total_actions"], reverse=True) return result @classmethod def cleanup_simulation_logs(cls, simulation_id: str) -> Dict[str, Any]: """ 清理模拟的运行日志（用于强制重新开始模拟） 会删除以下文件： - run_state.json - twitter/actions.jsonl - reddit/actions.jsonl - simulation.log - stdout.log / stderr.log - twitter_simulation.db（模拟数据库） - reddit_simulation.db（模拟数据库） - env_status.json（环境状态） 注意：不会删除配置文件（simulation_config.json）和 profile 文件 Args: simulation_id: 模拟ID Returns: 清理结果信息 """ import shutil sim_dir = os.path.join(cls.RUN_STATE_DIR, simulation_id) if not os.path.exists(sim_dir): return {"success": True, "message": "模拟目录不存在，无需清理"} cleaned_files = [] errors = [] # 要删除的文件列表（包括数据库文件） files_to_delete = [ "run_state.json", "simulation.log", "stdout.log", "stderr.log", "twitter_simulation.db", # Twitter 平台数据库 "reddit_simulation.db", # Reddit 平台数据库 "env_status.json", # 环境状态文件 ] # 要删除的目录列表（包含动作日志） dirs_to_clean = ["twitter", "reddit"] # 删除文件 for filename in files_to_delete: file_path = os.path.join(sim_dir, filename) if os.path.exists(file_path): try: os.remove(file_path) cleaned_files.append(filename) except Exception as e: errors.append(f"删除 {filename} 失败: {str(e)}") # 清理平台目录中的动作日志 for dir_name in dirs_to_clean: dir_path = os.path.join(sim_dir, dir_name) if os.path.exists(dir_path): actions_file = os.path.join(dir_path, "actions.jsonl") if os.path.exists(actions_file): try: os.remove(actions_file) cleaned_files.append(f"{dir_name}/actions.jsonl") except Exception as e: errors.append(f"删除 {dir_name}/actions.jsonl 失败: {str(e)}") # 清理内存中的运行状态 if simulation_id in cls._run_states: del cls._run_states[simulation_id] logger.info(f"清理模拟日志完成: {simulation_id}, 删除文件: {cleaned_files}") return { "success": len(errors) == 0, "cleaned_files": cleaned_files, "errors": errors if errors else None } # 防止重复清理的标志 _cleanup_done = False @classmethod def cleanup_all_simulations(cls): """ 清理所有运行中的模拟进程 在服务器关闭时调用，确保所有子进程被终止 """ # 防止重复清理 if cls._cleanup_done: return cls._cleanup_done = True updater_ids = set(ZepGraphMemoryManager.get_simulation_ids()) simulation_ids = sorted( set(cls._processes) | set(cls._graph_memory_enabled) | updater_ids ) if not simulation_ids: return logger.info("正在安全完成所有模拟进程与图谱写入...") cleanup_failed = False # Each simulation follows the normal stop/finalization path: terminate # its producer, let the monitor consume the final action-log tail, and # only then drain Zep. This avoids dropping actions emitted during # SIGTERM handling. for simulation_id in simulation_ids: try: state = cls.get_run_state(simulation_id) updater = ZepGraphMemoryManager.get_updater(simulation_id) process = cls._processes.get(simulation_id) if state is None: # Missing/corrupt state is exceptional, but retain the # critical producer-before-consumer shutdown ordering. if process is not None and process.poll() is None: cls._terminate_process(process, simulation_id, timeout=5) if updater is not None: ZepGraphMemoryManager.stop_updater(simulation_id) continue if updater is not None: cls._graph_memory_enabled[simulation_id] = True if state.runner_status in { RunnerStatus.IDLE, RunnerStatus.STOPPED, RunnerStatus.COMPLETED, }: # A retained updater means the old terminal projection # was premature. Restore the ingestion barrier first. state.runner_status = RunnerStatus.STOPPING cls._save_run_state(state) cls._sync_simulation_status( simulation_id, RunnerStatus.STOPPING, ) needs_finalization = bool( (process is not None and process.poll() is None) or updater is not None or state.runner_status in { RunnerStatus.STARTING, RunnerStatus.RUNNING, RunnerStatus.PAUSED, RunnerStatus.STOPPING, } ) if needs_finalization: cls.stop_simulation(simulation_id) # A recovery path without a monitor does not run the monitor's # resource cleanup block. Release only successfully stopped # resources; FAILED/STOPPING resources remain retryable. latest = cls.get_run_state(simulation_id) if latest and latest.runner_status == RunnerStatus.STOPPED: stopped_process = cls._processes.get(simulation_id) if stopped_process is None or stopped_process.poll() is not None: cls._processes.pop(simulation_id, None) cls._action_queues.pop(simulation_id, None) cls._monitor_threads.pop(simulation_id, None) for file_map in (cls._stdout_files, cls._stderr_files): file_handle = file_map.pop(simulation_id, None) if file_handle: try: file_handle.close() except Exception: pass except Exception as error: cleanup_failed = True logger.error( "清理模拟失败，保留状态以便重试: simulation_id=%s, error=%s", simulation_id, error, ) if cleanup_failed: # Retained updaters and FAILED run states continue to block report # generation and graph deletion. Permit an explicit retry. cls._cleanup_done = False logger.error("部分模拟未安全完成清理") else: logger.info("模拟进程与图谱写入清理完成") @classmethod def register_cleanup(cls): """ 注册清理函数 在 Flask 应用启动时调用，确保服务器关闭时清理所有模拟进程 """ global _cleanup_registered if _cleanup_registered: return # Flask debug 模式下，只在 reloader 子进程中注册清理（实际运行应用的进程） # WERKZEUG_RUN_MAIN=true 表示是 reloader 子进程 # 如果不是 debug 模式，则没有这个环境变量，也需要注册 is_reloader_process = os.environ.get('WERKZEUG_RUN_MAIN') == 'true' is_debug_mode = os.environ.get('FLASK_DEBUG') == '1' or os.environ.get('WERKZEUG_RUN_MAIN') is not None # 在 debug 模式下，只在 reloader 子进程中注册；非 debug 模式下始终注册 if is_debug_mode and not is_reloader_process: _cleanup_registered = True # 标记已注册，防止子进程再次尝试 return # 保存原有的信号处理器 original_sigint = signal.getsignal(signal.SIGINT) original_sigterm = signal.getsignal(signal.SIGTERM) # SIGHUP 只在 Unix 系统存在（macOS/Linux），Windows 没有 original_sighup = None has_sighup = hasattr(signal, 'SIGHUP') if has_sighup: original_sighup = signal.getsignal(signal.SIGHUP) def cleanup_handler(signum=None, frame=None): """信号处理器：先清理模拟进程，再调用原处理器""" # 只有在有进程需要清理时才打印日志 if cls._processes or cls._graph_memory_enabled: logger.info(f"收到信号 {signum}，开始清理...") cls.cleanup_all_simulations() # 调用原有的信号处理器，让 Flask 正常退出 if signum == signal.SIGINT and callable(original_sigint): original_sigint(signum, frame) elif signum == signal.SIGTERM and callable(original_sigterm): original_sigterm(signum, frame) elif has_sighup and signum == signal.SIGHUP: # SIGHUP: 终端关闭时发送 if callable(original_sighup): original_sighup(signum, frame) else: # 默认行为：正常退出 sys.exit(0) else: # 如果原处理器不可调用（如 SIG_DFL），则使用默认行为 raise KeyboardInterrupt # 注册 atexit 处理器（作为备用） atexit.register(cls.cleanup_all_simulations) # 注册信号处理器（仅在主线程中） try: # SIGTERM: kill 命令默认信号 signal.signal(signal.SIGTERM, cleanup_handler) # SIGINT: Ctrl+C signal.signal(signal.SIGINT, cleanup_handler) # SIGHUP: 终端关闭（仅 Unix 系统） if has_sighup: signal.signal(signal.SIGHUP, cleanup_handler) except ValueError: # 不在主线程中，只能使用 atexit logger.warning("无法注册信号处理器（不在主线程），仅使用 atexit") _cleanup_registered = True @classmethod def get_running_simulations(cls) -> List[str]: """ 获取所有正在运行的模拟ID列表 """ running = [] for sim_id, process in cls._processes.items(): if process.poll() is None: running.append(sim_id) return running # ============== Interview 功能 ============== @classmethod def check_env_alive(cls, simulation_id: str) -> bool: """ 检查模拟环境是否存活（可以接收Interview命令） Args: simulation_id: 模拟ID Returns: True 表示环境存活，False 表示环境已关闭 """ sim_dir = os.path.join(cls.RUN_STATE_DIR, simulation_id) if not os.path.exists(sim_dir): return False ipc_client = SimulationIPCClient(sim_dir) return ipc_client.check_env_alive() @classmethod def get_env_status_detail(cls, simulation_id: str) -> Dict[str, Any]: """ 获取模拟环境的详细状态信息 Args: simulation_id: 模拟ID Returns: 状态详情字典，包含 status, twitter_available, reddit_available, timestamp """ sim_dir = os.path.join(cls.RUN_STATE_DIR, simulation_id) status_file = os.path.join(sim_dir, "env_status.json") default_status = { "status": "stopped", "twitter_available": False, "reddit_available": False, "timestamp": None } if not os.path.exists(status_file): return default_status try: with open(status_file, 'r', encoding='utf-8') as f: status = json.load(f) return { "status": status.get("status", "stopped"), "twitter_available": status.get("twitter_available", False), "reddit_available": status.get("reddit_available", False), "timestamp": status.get("timestamp") } except (json.JSONDecodeError, OSError): return default_status @classmethod def interview_agent( cls, simulation_id: str, agent_id: int, prompt: str, platform: str = None, timeout: float = 60.0 ) -> Dict[str, Any]: """ 采访单个Agent Args: simulation_id: 模拟ID agent_id: Agent ID prompt: 采访问题 platform: 指定平台（可选） - "twitter": 只采访Twitter平台 - "reddit": 只采访Reddit平台 - None: 双平台模拟时同时采访两个平台，返回整合结果 timeout: 超时时间（秒） Returns: 采访结果字典 Raises: ValueError: 模拟不存在或环境未运行 TimeoutError: 等待响应超时 """ sim_dir = os.path.join(cls.RUN_STATE_DIR, simulation_id) if not os.path.exists(sim_dir): raise ValueError(f"模拟不存在: {simulation_id}") ipc_client = SimulationIPCClient(sim_dir) if not ipc_client.check_env_alive(): raise ValueError(f"模拟环境未运行或已关闭，无法执行Interview: {simulation_id}") logger.info(f"发送Interview命令: simulation_id={simulation_id}, agent_id={agent_id}, platform={platform}") response = ipc_client.send_interview( agent_id=agent_id, prompt=prompt, platform=platform, timeout=timeout ) if response.status.value == "completed": return { "success": True, "agent_id": agent_id, "prompt": prompt, "result": response.result, "timestamp": response.timestamp } else: return { "success": False, "agent_id": agent_id, "prompt": prompt, "error": response.error, "timestamp": response.timestamp } @classmethod def interview_agents_batch( cls, simulation_id: str, interviews: List[Dict[str, Any]], platform: str = None, timeout: float = 120.0 ) -> Dict[str, Any]: """ 批量采访多个Agent Args: simulation_id: 模拟ID interviews: 采访列表，每个元素包含 {"agent_id": int, "prompt": str, "platform": str(可选)} platform: 默认平台（可选，会被每个采访项的platform覆盖） - "twitter": 默认只采访Twitter平台 - "reddit": 默认只采访Reddit平台 - None: 双平台模拟时每个Agent同时采访两个平台 timeout: 超时时间（秒） Returns: 批量采访结果字典 Raises: ValueError: 模拟不存在或环境未运行 TimeoutError: 等待响应超时 """ sim_dir = os.path.join(cls.RUN_STATE_DIR, simulation_id) if not os.path.exists(sim_dir): raise ValueError(f"模拟不存在: {simulation_id}") ipc_client = SimulationIPCClient(sim_dir) if not ipc_client.check_env_alive(): raise ValueError(f"模拟环境未运行或已关闭，无法执行Interview: {simulation_id}") logger.info(f"发送批量Interview命令: simulation_id={simulation_id}, count={len(interviews)}, platform={platform}") response = ipc_client.send_batch_interview( interviews=interviews, platform=platform, timeout=timeout ) if response.status.value == "completed": return { "success": True, "interviews_count": len(interviews), "result": response.result, "timestamp": response.timestamp } else: return { "success": False, "interviews_count": len(interviews), "error": response.error, "timestamp": response.timestamp } @classmethod def interview_all_agents( cls, simulation_id: str, prompt: str, platform: str = None, timeout: float = 180.0 ) -> Dict[str, Any]: """ 采访所有Agent（全局采访） 使用相同的问题采访模拟中的所有Agent Args: simulation_id: 模拟ID prompt: 采访问题（所有Agent使用相同问题） platform: 指定平台（可选） - "twitter": 只采访Twitter平台 - "reddit": 只采访Reddit平台 - None: 双平台模拟时每个Agent同时采访两个平台 timeout: 超时时间（秒） Returns: 全局采访结果字典 """ sim_dir = os.path.join(cls.RUN_STATE_DIR, simulation_id) if not os.path.exists(sim_dir): raise ValueError(f"模拟不存在: {simulation_id}") # 从配置文件获取所有Agent信息 config_path = os.path.join(sim_dir, "simulation_config.json") if not os.path.exists(config_path): raise ValueError(f"模拟配置不存在: {simulation_id}") with open(config_path, 'r', encoding='utf-8') as f: config = json.load(f) agent_configs = config.get("agent_configs", []) if not agent_configs: raise ValueError(f"模拟配置中没有Agent: {simulation_id}") # 构建批量采访列表 interviews = [] for agent_config in agent_configs: agent_id = agent_config.get("agent_id") if agent_id is not None: interviews.append({ "agent_id": agent_id, "prompt": prompt }) logger.info(f"发送全局Interview命令: simulation_id={simulation_id}, agent_count={len(interviews)}, platform={platform}") return cls.interview_agents_batch( simulation_id=simulation_id, interviews=interviews, platform=platform, timeout=timeout ) @classmethod def close_simulation_env( cls, simulation_id: str, timeout: float = 30.0 ) -> Dict[str, Any]: """ 关闭模拟环境（而不是停止模拟进程） 向模拟发送关闭环境命令，使其优雅退出等待命令模式 Args: simulation_id: 模拟ID timeout: 超时时间（秒） Returns: 操作结果字典 """ sim_dir = os.path.join(cls.RUN_STATE_DIR, simulation_id) if not os.path.exists(sim_dir): raise ValueError(f"模拟不存在: {simulation_id}") ipc_client = SimulationIPCClient(sim_dir) if not ipc_client.check_env_alive(): return { "success": True, "message": "环境已经关闭" } logger.info(f"发送关闭环境命令: simulation_id={simulation_id}") try: response = ipc_client.send_close_env(timeout=timeout) return { "success": response.status.value == "completed", "message": "环境关闭命令已发送", "result": response.result, "timestamp": response.timestamp } except TimeoutError: # 超时可能是因为环境正在关闭 return { "success": True, "message": "环境关闭命令已发送（等待响应超时，环境可能正在关闭）" } @classmethod def _get_interview_history_from_db( cls, db_path: str, platform_name: str, agent_id: Optional[int] = None, limit: int = 100 ) -> List[Dict[str, Any]]: """从单个数据库获取Interview历史""" import sqlite3 if not os.path.exists(db_path): return [] results = [] try: conn = sqlite3.connect(db_path) cursor = conn.cursor() if agent_id is not None: cursor.execute(""" SELECT user_id, info, created_at FROM trace WHERE action = 'interview' AND user_id = ? ORDER BY created_at DESC LIMIT ? """, (agent_id, limit)) else: cursor.execute(""" SELECT user_id, info, created_at FROM trace WHERE action = 'interview' ORDER BY created_at DESC LIMIT ? """, (limit,)) for user_id, info_json, created_at in cursor.fetchall(): try: info = json.loads(info_json) if info_json else {} except json.JSONDecodeError: info = {"raw": info_json} results.append({ "agent_id": user_id, "response": info.get("response", info), "prompt": info.get("prompt", ""), "timestamp": created_at, "platform": platform_name }) conn.close() except Exception as e: logger.error(f"读取Interview历史失败 ({platform_name}): {e}") return results @classmethod def get_interview_history( cls, simulation_id: str, platform: str = None, agent_id: Optional[int] = None, limit: int = 100 ) -> List[Dict[str, Any]]: """ 获取Interview历史记录（从数据库读取） Args: simulation_id: 模拟ID platform: 平台类型（reddit/twitter/None） - "reddit": 只获取Reddit平台的历史 - "twitter": 只获取Twitter平台的历史 - None: 获取两个平台的所有历史 agent_id: 指定Agent ID（可选，只获取该Agent的历史） limit: 每个平台返回数量限制 Returns: Interview历史记录列表 """ sim_dir = os.path.join(cls.RUN_STATE_DIR, simulation_id) results = [] # 确定要查询的平台 if platform in ("reddit", "twitter"): platforms = [platform] else: # 不指定platform时，查询两个平台 platforms = ["twitter", "reddit"] for p in platforms: db_path = os.path.join(sim_dir, f"{p}_simulation.db") platform_results = cls._get_interview_history_from_db( db_path=db_path, platform_name=p, agent_id=agent_id, limit=limit ) results.extend(platform_results) # 按时间降序排序 results.sort(key=lambda x: x.get("timestamp", ""), reverse=True) # 如果查询了多个平台，限制总数 if len(platforms) > 1 and len(results) > limit: results = results[:limit] return results