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AIAgent高可用架构:弹性容错与故障自愈的落地实践
我将围绕标题撰写精简的技术文档,讲解AIAgent高可用核心架构、关键方案并搭配可落地代码演示,严控字数在1500字内,文末按要求添加指定文案。 3.2 高可用AIAgent核心实现 四、代码核心能力
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# AIAgenté«å¯ç¨æ¶æï¼å¼¹æ§å®¹é䏿
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## äºãé«å¯ç¨æ ¸å¿è®¾è®¡æè·¯
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## ä¸ãæ ¸å¿ä»£ç 宿æ¼ç¤º
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### 3.1 ç¯å¢ä¾èµ
```python
# æ ¸å¿ä¾èµï¼requestsãtenacityï¼éè¯ç»ä»¶ï¼
# pip install requests tenacity
3.2 é«å¯ç¨AIAgentæ ¸å¿å®ç°
import time
import random
from tenacity import retry, stop_after_attempt, wait_exponential, retry_if_exception_type
# èªå®ä¹Agentå¼å¸¸
class AgentServiceError(Exception):
"""Agentæå¡æ§è¡å¼å¸¸"""
pass
class HighAvailableAIAgent:
def __init__(self, max_task_retry=3, circuit_break_threshold=5):
self.max_task_retry = max_task_retry
self.circuit_break_threshold = circuit_break_threshold
self.error_count = 0
self.circuit_break_status = False # çæå¨ç¶æ
def circuit_break_check(self):
"""çæå¨æ£æ¥ï¼è¿ç»å¼å¸¸è§¦åçæï¼åæ¢è¯·æ±ï¼ä¿æ¤æå¡"""
if self.error_count >= self.circuit_break_threshold:
self.circuit_break_status = True
print("ãçæè§¦åãæå¡å¼å¸¸æ¬¡æ°è¿å¤ï¼æåæ§è¡ï¼çå¾
èªæ...")
time.sleep(3)
self.error_count = 0
self.circuit_break_status = False
@retry(
stop=stop_after_attempt(3),
wait=wait_exponential(multiplier=1, min=2, max=10),
retry=retry_if_exception_type((AgentServiceError, ConnectionError)),
reraise=True
)
def llm_task_execute(self, task_content):
"""带éè¯æºå¶çLLM任塿§è¡æ ¸å¿æ¹æ³"""
if self.circuit_break_status:
raise AgentServiceError("æå¡çæä¸ï¼ææ¶æ æ³æ§è¡ä»»å¡")
# 模æLLMæ¥å£éæºå¼å¸¸ï¼æ¨¡æç产ç½ç»/æ¥å£æ³¢å¨ï¼
mock_error = random.random()
if mock_error < 0.3:
raise ConnectionError("LLMæ¥å£è°ç¨è¶
æ¶")
elif mock_error < 0.4:
raise AgentServiceError("ä»»å¡åæ°è§£æå¤±è´¥")
# æ£å¸¸ä»»å¡æ§è¡é»è¾
print(f"ã任塿§è¡æåãä»»å¡å
容ï¼{task_content}")
self.error_count = 0
return True
def task_self_healing(self, task_content):
"""æ
éèªæå
¥å£ï¼å¼å¸¸æè·+ç¶ææ¢å¤+èªå¨éè¯"""
try:
self.circuit_break_check()
return self.llm_task_execute(task_content)
except Exception as e:
self.error_count += 1
print(f"ãä»»å¡å¼å¸¸ã{str(e)}ï¼ç´¯è®¡å¼å¸¸æ¬¡æ°ï¼{self.error_count}")
return False
# é«å¯ç¨Agentæµè¯
if __name__ == "__main__":
agent = HighAvailableAIAgent()
# æ¨¡ææ¹é任塿§è¡
task_list = ["ææ¬å类任å¡", "ç¥è¯åºé®çä»»å¡", "æºè½æè¦ä»»å¡", "æå¾è¯å«ä»»å¡"]
for task in task_list:
agent.task_self_healing(task)
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