add

utils/redis_client.py

@@ -0,0 +1,54 @@
+import redis
+from loguru import logger
+from config.settings import REDIS_CONFIG
+
+class RedisClient:
+    """Redis客户端管理器"""
+    
+    _instance = None
+    
+    def __new__(cls):
+        if cls._instance is None:
+            cls._instance = super().__new__(cls)
+            cls._instance._initialized = False
+        return cls._instance
+    
+    def __init__(self):
+        if not self._initialized:
+            self._pool = None
+            self._client = None
+            self._initialized = True
+    
+    @property
+    def client(self):
+        """获取Redis客户端（懒加载）"""
+        if self._client is None:
+            self._init_connection_pool()
+        return self._client
+    
+    def _init_connection_pool(self):
+        """初始化连接池"""
+        try:
+            self._pool = redis.ConnectionPool(
+                host=REDIS_CONFIG['host'],
+                port=REDIS_CONFIG['port'],
+                db=REDIS_CONFIG['db'],
+                decode_responses=REDIS_CONFIG['decode_responses'],
+                max_connections=REDIS_CONFIG['max_connections'],
+                socket_keepalive=True
+            )
+            self._client = redis.Redis(connection_pool=self._pool)
+            
+            # 测试连接
+            self._client.ping()
+            logger.info("Redis连接池初始化成功")
+            
+        except Exception as e:
+            logger.error(f"Redis连接失败: {e}")
+            raise
+    
+    def close(self):
+        """关闭连接池"""
+        if self._pool:
+            self._pool.disconnect()
+            logger.info("Redis连接池已关闭")