548 lines
21 KiB
Python
548 lines
21 KiB
Python
"""
|
||
Zep图谱记忆更新服务
|
||
将模拟中的Agent活动动态更新到Zep图谱中
|
||
"""
|
||
|
||
import os
|
||
import time
|
||
import threading
|
||
import json
|
||
from typing import Dict, Any, List, Optional, Callable
|
||
from dataclasses import dataclass
|
||
from datetime import datetime
|
||
from queue import Queue, Empty
|
||
|
||
from zep_cloud.client import Zep
|
||
|
||
from ..config import Config
|
||
from ..utils.logger import get_logger
|
||
|
||
logger = get_logger('mirofish.zep_graph_memory_updater')
|
||
|
||
|
||
@dataclass
|
||
class AgentActivity:
|
||
"""Agent活动记录"""
|
||
platform: str # twitter / reddit
|
||
agent_id: int
|
||
agent_name: str
|
||
action_type: str # CREATE_POST, LIKE_POST, etc.
|
||
action_args: Dict[str, Any]
|
||
round_num: int
|
||
timestamp: str
|
||
|
||
def to_episode_text(self) -> str:
|
||
"""
|
||
将活动转换为可以发送给Zep的文本描述
|
||
|
||
采用自然语言描述格式，让Zep能够从中提取实体和关系
|
||
不添加模拟相关的前缀，避免误导图谱更新
|
||
"""
|
||
# 根据不同的动作类型生成不同的描述
|
||
action_descriptions = {
|
||
"CREATE_POST": self._describe_create_post,
|
||
"LIKE_POST": self._describe_like_post,
|
||
"DISLIKE_POST": self._describe_dislike_post,
|
||
"REPOST": self._describe_repost,
|
||
"QUOTE_POST": self._describe_quote_post,
|
||
"FOLLOW": self._describe_follow,
|
||
"CREATE_COMMENT": self._describe_create_comment,
|
||
"LIKE_COMMENT": self._describe_like_comment,
|
||
"DISLIKE_COMMENT": self._describe_dislike_comment,
|
||
"SEARCH_POSTS": self._describe_search,
|
||
"SEARCH_USER": self._describe_search_user,
|
||
"MUTE": self._describe_mute,
|
||
}
|
||
|
||
describe_func = action_descriptions.get(self.action_type, self._describe_generic)
|
||
description = describe_func()
|
||
|
||
# 直接返回 "agent名称: 活动描述" 格式，不添加模拟前缀
|
||
return f"{self.agent_name}: {description}"
|
||
|
||
def _describe_create_post(self) -> str:
|
||
content = self.action_args.get("content", "")
|
||
if content:
|
||
return f"发布了一条帖子：「{content}」"
|
||
return "发布了一条帖子"
|
||
|
||
def _describe_like_post(self) -> str:
|
||
"""点赞帖子 - 包含帖子原文和作者信息"""
|
||
post_content = self.action_args.get("post_content", "")
|
||
post_author = self.action_args.get("post_author_name", "")
|
||
|
||
if post_content and post_author:
|
||
return f"点赞了{post_author}的帖子：「{post_content}」"
|
||
elif post_content:
|
||
return f"点赞了一条帖子：「{post_content}」"
|
||
elif post_author:
|
||
return f"点赞了{post_author}的一条帖子"
|
||
return "点赞了一条帖子"
|
||
|
||
def _describe_dislike_post(self) -> str:
|
||
"""踩帖子 - 包含帖子原文和作者信息"""
|
||
post_content = self.action_args.get("post_content", "")
|
||
post_author = self.action_args.get("post_author_name", "")
|
||
|
||
if post_content and post_author:
|
||
return f"踩了{post_author}的帖子：「{post_content}」"
|
||
elif post_content:
|
||
return f"踩了一条帖子：「{post_content}」"
|
||
elif post_author:
|
||
return f"踩了{post_author}的一条帖子"
|
||
return "踩了一条帖子"
|
||
|
||
def _describe_repost(self) -> str:
|
||
"""转发帖子 - 包含原帖内容和作者信息"""
|
||
original_content = self.action_args.get("original_content", "")
|
||
original_author = self.action_args.get("original_author_name", "")
|
||
|
||
if original_content and original_author:
|
||
return f"转发了{original_author}的帖子：「{original_content}」"
|
||
elif original_content:
|
||
return f"转发了一条帖子：「{original_content}」"
|
||
elif original_author:
|
||
return f"转发了{original_author}的一条帖子"
|
||
return "转发了一条帖子"
|
||
|
||
def _describe_quote_post(self) -> str:
|
||
"""引用帖子 - 包含原帖内容、作者信息和引用评论"""
|
||
original_content = self.action_args.get("original_content", "")
|
||
original_author = self.action_args.get("original_author_name", "")
|
||
quote_content = self.action_args.get("quote_content", "") or self.action_args.get("content", "")
|
||
|
||
base = ""
|
||
if original_content and original_author:
|
||
base = f"引用了{original_author}的帖子「{original_content}」"
|
||
elif original_content:
|
||
base = f"引用了一条帖子「{original_content}」"
|
||
elif original_author:
|
||
base = f"引用了{original_author}的一条帖子"
|
||
else:
|
||
base = "引用了一条帖子"
|
||
|
||
if quote_content:
|
||
base += f"，并评论道：「{quote_content}」"
|
||
return base
|
||
|
||
def _describe_follow(self) -> str:
|
||
"""关注用户 - 包含被关注用户的名称"""
|
||
target_user_name = self.action_args.get("target_user_name", "")
|
||
|
||
if target_user_name:
|
||
return f"关注了用户「{target_user_name}」"
|
||
return "关注了一个用户"
|
||
|
||
def _describe_create_comment(self) -> str:
|
||
"""发表评论 - 包含评论内容和所评论的帖子信息"""
|
||
content = self.action_args.get("content", "")
|
||
post_content = self.action_args.get("post_content", "")
|
||
post_author = self.action_args.get("post_author_name", "")
|
||
|
||
if content:
|
||
if post_content and post_author:
|
||
return f"在{post_author}的帖子「{post_content}」下评论道：「{content}」"
|
||
elif post_content:
|
||
return f"在帖子「{post_content}」下评论道：「{content}」"
|
||
elif post_author:
|
||
return f"在{post_author}的帖子下评论道：「{content}」"
|
||
return f"评论道：「{content}」"
|
||
return "发表了评论"
|
||
|
||
def _describe_like_comment(self) -> str:
|
||
"""点赞评论 - 包含评论内容和作者信息"""
|
||
comment_content = self.action_args.get("comment_content", "")
|
||
comment_author = self.action_args.get("comment_author_name", "")
|
||
|
||
if comment_content and comment_author:
|
||
return f"点赞了{comment_author}的评论：「{comment_content}」"
|
||
elif comment_content:
|
||
return f"点赞了一条评论：「{comment_content}」"
|
||
elif comment_author:
|
||
return f"点赞了{comment_author}的一条评论"
|
||
return "点赞了一条评论"
|
||
|
||
def _describe_dislike_comment(self) -> str:
|
||
"""踩评论 - 包含评论内容和作者信息"""
|
||
comment_content = self.action_args.get("comment_content", "")
|
||
comment_author = self.action_args.get("comment_author_name", "")
|
||
|
||
if comment_content and comment_author:
|
||
return f"踩了{comment_author}的评论：「{comment_content}」"
|
||
elif comment_content:
|
||
return f"踩了一条评论：「{comment_content}」"
|
||
elif comment_author:
|
||
return f"踩了{comment_author}的一条评论"
|
||
return "踩了一条评论"
|
||
|
||
def _describe_search(self) -> str:
|
||
"""搜索帖子 - 包含搜索关键词"""
|
||
query = self.action_args.get("query", "") or self.action_args.get("keyword", "")
|
||
return f"搜索了「{query}」" if query else "进行了搜索"
|
||
|
||
def _describe_search_user(self) -> str:
|
||
"""搜索用户 - 包含搜索关键词"""
|
||
query = self.action_args.get("query", "") or self.action_args.get("username", "")
|
||
return f"搜索了用户「{query}」" if query else "搜索了用户"
|
||
|
||
def _describe_mute(self) -> str:
|
||
"""屏蔽用户 - 包含被屏蔽用户的名称"""
|
||
target_user_name = self.action_args.get("target_user_name", "")
|
||
|
||
if target_user_name:
|
||
return f"屏蔽了用户「{target_user_name}」"
|
||
return "屏蔽了一个用户"
|
||
|
||
def _describe_generic(self) -> str:
|
||
# 对于未知的动作类型，生成通用描述
|
||
return f"执行了{self.action_type}操作"
|
||
|
||
|
||
class ZepGraphMemoryUpdater:
|
||
"""
|
||
Zep图谱记忆更新器
|
||
|
||
监控模拟的actions日志文件，将新的agent活动实时更新到Zep图谱中。
|
||
按平台分组，每累积BATCH_SIZE条活动后批量发送到Zep。
|
||
|
||
所有有意义的行为都会被更新到Zep，action_args中会包含完整的上下文信息：
|
||
- 点赞/踩的帖子原文
|
||
- 转发/引用的帖子原文
|
||
- 关注/屏蔽的用户名
|
||
- 点赞/踩的评论原文
|
||
"""
|
||
|
||
# 批量发送大小（每个平台累积多少条后发送）
|
||
BATCH_SIZE = 5
|
||
|
||
# 平台名称映射（用于控制台显示）
|
||
PLATFORM_DISPLAY_NAMES = {
|
||
'twitter': '世界1',
|
||
'reddit': '世界2',
|
||
}
|
||
|
||
# 发送间隔（秒），避免请求过快
|
||
SEND_INTERVAL = 0.5
|
||
|
||
# 重试配置
|
||
MAX_RETRIES = 3
|
||
RETRY_DELAY = 2 # 秒
|
||
|
||
def __init__(self, graph_id: str, api_key: Optional[str] = None):
|
||
"""
|
||
初始化更新器
|
||
|
||
Args:
|
||
graph_id: Zep图谱ID
|
||
api_key: Zep API Key（可选，默认从配置读取）
|
||
"""
|
||
self.graph_id = graph_id
|
||
self.api_key = api_key or Config.ZEP_API_KEY
|
||
|
||
if not self.api_key:
|
||
raise ValueError("ZEP_API_KEY未配置")
|
||
|
||
self.client = Zep(api_key=self.api_key)
|
||
|
||
# 活动队列
|
||
self._activity_queue: Queue = Queue()
|
||
|
||
# 按平台分组的活动缓冲区（每个平台各自累积到BATCH_SIZE后批量发送）
|
||
self._platform_buffers: Dict[str, List[AgentActivity]] = {
|
||
'twitter': [],
|
||
'reddit': [],
|
||
}
|
||
self._buffer_lock = threading.Lock()
|
||
|
||
# 控制标志
|
||
self._running = False
|
||
self._worker_thread: Optional[threading.Thread] = None
|
||
|
||
# 统计
|
||
self._total_activities = 0 # 实际添加到队列的活动数
|
||
self._total_sent = 0 # 成功发送到Zep的批次数
|
||
self._total_items_sent = 0 # 成功发送到Zep的活动条数
|
||
self._failed_count = 0 # 发送失败的批次数
|
||
self._skipped_count = 0 # 被过滤跳过的活动数（DO_NOTHING）
|
||
|
||
logger.info(f"ZepGraphMemoryUpdater 初始化完成: graph_id={graph_id}, batch_size={self.BATCH_SIZE}")
|
||
|
||
def _get_platform_display_name(self, platform: str) -> str:
|
||
"""获取平台的显示名称"""
|
||
return self.PLATFORM_DISPLAY_NAMES.get(platform.lower(), platform)
|
||
|
||
def start(self):
|
||
"""启动后台工作线程"""
|
||
if self._running:
|
||
return
|
||
|
||
self._running = True
|
||
self._worker_thread = threading.Thread(
|
||
target=self._worker_loop,
|
||
daemon=True,
|
||
name=f"ZepMemoryUpdater-{self.graph_id[:8]}"
|
||
)
|
||
self._worker_thread.start()
|
||
logger.info(f"ZepGraphMemoryUpdater 已启动: graph_id={self.graph_id}")
|
||
|
||
def stop(self):
|
||
"""停止后台工作线程"""
|
||
self._running = False
|
||
|
||
# 发送剩余的活动
|
||
self._flush_remaining()
|
||
|
||
if self._worker_thread and self._worker_thread.is_alive():
|
||
self._worker_thread.join(timeout=10)
|
||
|
||
logger.info(f"ZepGraphMemoryUpdater 已停止: graph_id={self.graph_id}, "
|
||
f"total_activities={self._total_activities}, "
|
||
f"batches_sent={self._total_sent}, "
|
||
f"items_sent={self._total_items_sent}, "
|
||
f"failed={self._failed_count}, "
|
||
f"skipped={self._skipped_count}")
|
||
|
||
def add_activity(self, activity: AgentActivity):
|
||
"""
|
||
添加一个agent活动到队列
|
||
|
||
所有有意义的行为都会被添加到队列，包括：
|
||
- CREATE_POST（发帖）
|
||
- CREATE_COMMENT（评论）
|
||
- QUOTE_POST（引用帖子）
|
||
- SEARCH_POSTS（搜索帖子）
|
||
- SEARCH_USER（搜索用户）
|
||
- LIKE_POST/DISLIKE_POST（点赞/踩帖子）
|
||
- REPOST（转发）
|
||
- FOLLOW（关注）
|
||
- MUTE（屏蔽）
|
||
- LIKE_COMMENT/DISLIKE_COMMENT（点赞/踩评论）
|
||
|
||
action_args中会包含完整的上下文信息（如帖子原文、用户名等）。
|
||
|
||
Args:
|
||
activity: Agent活动记录
|
||
"""
|
||
# 跳过DO_NOTHING类型的活动
|
||
if activity.action_type == "DO_NOTHING":
|
||
self._skipped_count += 1
|
||
return
|
||
|
||
self._activity_queue.put(activity)
|
||
self._total_activities += 1
|
||
logger.debug(f"添加活动到Zep队列: {activity.agent_name} - {activity.action_type}")
|
||
|
||
def add_activity_from_dict(self, data: Dict[str, Any], platform: str):
|
||
"""
|
||
从字典数据添加活动
|
||
|
||
Args:
|
||
data: 从actions.jsonl解析的字典数据
|
||
platform: 平台名称 (twitter/reddit)
|
||
"""
|
||
# 跳过事件类型的条目
|
||
if "event_type" in data:
|
||
return
|
||
|
||
activity = AgentActivity(
|
||
platform=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", {}),
|
||
round_num=data.get("round", 0),
|
||
timestamp=data.get("timestamp", datetime.now().isoformat()),
|
||
)
|
||
|
||
self.add_activity(activity)
|
||
|
||
def _worker_loop(self):
|
||
"""后台工作循环 - 按平台批量发送活动到Zep"""
|
||
while self._running or not self._activity_queue.empty():
|
||
try:
|
||
# 尝试从队列获取活动（超时1秒）
|
||
try:
|
||
activity = self._activity_queue.get(timeout=1)
|
||
|
||
# 将活动添加到对应平台的缓冲区
|
||
platform = activity.platform.lower()
|
||
with self._buffer_lock:
|
||
if platform not in self._platform_buffers:
|
||
self._platform_buffers[platform] = []
|
||
self._platform_buffers[platform].append(activity)
|
||
|
||
# 检查该平台是否达到批量大小
|
||
if len(self._platform_buffers[platform]) >= self.BATCH_SIZE:
|
||
batch = self._platform_buffers[platform][:self.BATCH_SIZE]
|
||
self._platform_buffers[platform] = self._platform_buffers[platform][self.BATCH_SIZE:]
|
||
# 释放锁后再发送
|
||
self._send_batch_activities(batch, platform)
|
||
# 发送间隔，避免请求过快
|
||
time.sleep(self.SEND_INTERVAL)
|
||
|
||
except Empty:
|
||
pass
|
||
|
||
except Exception as e:
|
||
logger.error(f"工作循环异常: {e}")
|
||
time.sleep(1)
|
||
|
||
def _send_batch_activities(self, activities: List[AgentActivity], platform: str):
|
||
"""
|
||
批量发送活动到Zep图谱（合并为一条文本）
|
||
|
||
Args:
|
||
activities: Agent活动列表
|
||
platform: 平台名称
|
||
"""
|
||
if not activities:
|
||
return
|
||
|
||
# 将多条活动合并为一条文本，用换行分隔
|
||
episode_texts = [activity.to_episode_text() for activity in activities]
|
||
combined_text = "\n".join(episode_texts)
|
||
|
||
# 带重试的发送
|
||
for attempt in range(self.MAX_RETRIES):
|
||
try:
|
||
self.client.graph.add(
|
||
graph_id=self.graph_id,
|
||
type="text",
|
||
data=combined_text
|
||
)
|
||
|
||
self._total_sent += 1
|
||
self._total_items_sent += len(activities)
|
||
display_name = self._get_platform_display_name(platform)
|
||
logger.info(f"成功批量发送 {len(activities)} 条{display_name}活动到图谱 {self.graph_id}")
|
||
logger.debug(f"批量内容预览: {combined_text[:200]}...")
|
||
return
|
||
|
||
except Exception as e:
|
||
if attempt < self.MAX_RETRIES - 1:
|
||
logger.warning(f"批量发送到Zep失败 (尝试 {attempt + 1}/{self.MAX_RETRIES}): {e}")
|
||
time.sleep(self.RETRY_DELAY * (attempt + 1))
|
||
else:
|
||
logger.error(f"批量发送到Zep失败，已重试{self.MAX_RETRIES}次: {e}")
|
||
self._failed_count += 1
|
||
|
||
def _flush_remaining(self):
|
||
"""发送队列和缓冲区中剩余的活动"""
|
||
# 首先处理队列中剩余的活动，添加到缓冲区
|
||
while not self._activity_queue.empty():
|
||
try:
|
||
activity = self._activity_queue.get_nowait()
|
||
platform = activity.platform.lower()
|
||
with self._buffer_lock:
|
||
if platform not in self._platform_buffers:
|
||
self._platform_buffers[platform] = []
|
||
self._platform_buffers[platform].append(activity)
|
||
except Empty:
|
||
break
|
||
|
||
# 然后发送各平台缓冲区中剩余的活动（即使不足BATCH_SIZE条）
|
||
with self._buffer_lock:
|
||
for platform, buffer in self._platform_buffers.items():
|
||
if buffer:
|
||
display_name = self._get_platform_display_name(platform)
|
||
logger.info(f"发送{display_name}平台剩余的 {len(buffer)} 条活动")
|
||
self._send_batch_activities(buffer, platform)
|
||
# 清空所有缓冲区
|
||
for platform in self._platform_buffers:
|
||
self._platform_buffers[platform] = []
|
||
|
||
def get_stats(self) -> Dict[str, Any]:
|
||
"""获取统计信息"""
|
||
with self._buffer_lock:
|
||
buffer_sizes = {p: len(b) for p, b in self._platform_buffers.items()}
|
||
|
||
return {
|
||
"graph_id": self.graph_id,
|
||
"batch_size": self.BATCH_SIZE,
|
||
"total_activities": self._total_activities, # 添加到队列的活动总数
|
||
"batches_sent": self._total_sent, # 成功发送的批次数
|
||
"items_sent": self._total_items_sent, # 成功发送的活动条数
|
||
"failed_count": self._failed_count, # 发送失败的批次数
|
||
"skipped_count": self._skipped_count, # 被过滤跳过的活动数（DO_NOTHING）
|
||
"queue_size": self._activity_queue.qsize(),
|
||
"buffer_sizes": buffer_sizes, # 各平台缓冲区大小
|
||
"running": self._running,
|
||
}
|
||
|
||
|
||
class ZepGraphMemoryManager:
|
||
"""
|
||
管理多个模拟的Zep图谱记忆更新器
|
||
|
||
每个模拟可以有自己的更新器实例
|
||
"""
|
||
|
||
_updaters: Dict[str, ZepGraphMemoryUpdater] = {}
|
||
_lock = threading.Lock()
|
||
|
||
@classmethod
|
||
def create_updater(cls, simulation_id: str, graph_id: str) -> ZepGraphMemoryUpdater:
|
||
"""
|
||
为模拟创建图谱记忆更新器
|
||
|
||
Args:
|
||
simulation_id: 模拟ID
|
||
graph_id: Zep图谱ID
|
||
|
||
Returns:
|
||
ZepGraphMemoryUpdater实例
|
||
"""
|
||
with cls._lock:
|
||
# 如果已存在，先停止旧的
|
||
if simulation_id in cls._updaters:
|
||
cls._updaters[simulation_id].stop()
|
||
|
||
updater = ZepGraphMemoryUpdater(graph_id)
|
||
updater.start()
|
||
cls._updaters[simulation_id] = updater
|
||
|
||
logger.info(f"创建图谱记忆更新器: simulation_id={simulation_id}, graph_id={graph_id}")
|
||
return updater
|
||
|
||
@classmethod
|
||
def get_updater(cls, simulation_id: str) -> Optional[ZepGraphMemoryUpdater]:
|
||
"""获取模拟的更新器"""
|
||
return cls._updaters.get(simulation_id)
|
||
|
||
@classmethod
|
||
def stop_updater(cls, simulation_id: str):
|
||
"""停止并移除模拟的更新器"""
|
||
with cls._lock:
|
||
if simulation_id in cls._updaters:
|
||
cls._updaters[simulation_id].stop()
|
||
del cls._updaters[simulation_id]
|
||
logger.info(f"已停止图谱记忆更新器: simulation_id={simulation_id}")
|
||
|
||
# 防止 stop_all 重复调用的标志
|
||
_stop_all_done = False
|
||
|
||
@classmethod
|
||
def stop_all(cls):
|
||
"""停止所有更新器"""
|
||
# 防止重复调用
|
||
if cls._stop_all_done:
|
||
return
|
||
cls._stop_all_done = True
|
||
|
||
with cls._lock:
|
||
if cls._updaters:
|
||
for simulation_id, updater in list(cls._updaters.items()):
|
||
try:
|
||
updater.stop()
|
||
except Exception as e:
|
||
logger.error(f"停止更新器失败: simulation_id={simulation_id}, error={e}")
|
||
cls._updaters.clear()
|
||
logger.info("已停止所有图谱记忆更新器")
|
||
|
||
@classmethod
|
||
def get_all_stats(cls) -> Dict[str, Dict[str, Any]]:
|
||
"""获取所有更新器的统计信息"""
|
||
return {
|
||
sim_id: updater.get_stats()
|
||
for sim_id, updater in cls._updaters.items()
|
||
}
|