Improve teh securty of teh DB

shared/alerts/base_service.py

@@ -46,26 +46,17 @@ class BaseAlertService:
         """Initialize all detection mechanisms"""
         try:
             # Connect to Redis for leader election and deduplication
-            import os
-            redis_password = os.getenv('REDIS_PASSWORD', '')
-            redis_host = os.getenv('REDIS_HOST', 'redis-service')
-            redis_port = int(os.getenv('REDIS_PORT', '6379'))
+            # Use the shared Redis URL which includes TLS configuration
+            from redis.asyncio import from_url
+            redis_url = self.config.REDIS_URL
 
-            # Create Redis client with explicit password parameter
-            if redis_password:
-                self.redis = await Redis(
-                    host=redis_host,
-                    port=redis_port,
-                    password=redis_password,
-                    decode_responses=True
-                )
-            else:
-                self.redis = await Redis(
-                    host=redis_host,
-                    port=redis_port,
-                    decode_responses=True
-                )
-            logger.info("Connected to Redis", service=self.config.SERVICE_NAME)
+            # Create Redis client from URL (supports TLS via rediss:// protocol)
+            self.redis = await from_url(
+                redis_url,
+                decode_responses=True,
+                max_connections=20
+            )
+            logger.info("Connected to Redis", service=self.config.SERVICE_NAME, redis_url=redis_url.split("@")[-1])
             
             # Connect to RabbitMQ
             await self.rabbitmq_client.connect()