llm/bedrock.py aktualisiert

llm/bedrock.py

@@ -1,14 +1,20 @@
+# llm/bedrock.py
 import boto3
 import asyncio
+import time
 from config import AWS_REGION, BEDROCK_MODEL
 from botocore.exceptions import ClientError
+from util.logger import get_logger
+
+logger = get_logger("BEDROCK")
 
 
 class BedrockClient:
     def __init__(self):
         self.client = boto3.client(
             "bedrock-runtime",
-            region_name=AWS_REGION
+            region_name=AWS_REGION,
+            # aws_access_key_id und aws_secret_access_key werden aus ENV geladen
         )
 
     async def chat(self, messages, tools=None):
@@ -16,27 +22,42 @@ class BedrockClient:
             "modelId": BEDROCK_MODEL,
             "messages": messages,
             "inferenceConfig": {
-                "maxTokens": 1000,
-                "temperature": 0.7,
-                "topP": 0.9
+                "maxTokens": 800,
+                "temperature": 0.6,
+                "topP": 0.95
             }
         }
 
-        if tools:
-            request["toolConfig"] = {
-                "tools": tools
-            }
+        if tools and len(tools) > 0:
+            request["toolConfig"] = {"tools": tools}
+
+        start_time = time.time()
+        logger.info(f"→ Bedrock Aufruf gestartet (Model: {BEDROCK_MODEL})")
 
         try:
-            # Synchronen boto3-Aufruf in Executor auslagern
             loop = asyncio.get_running_loop()
-            response = await loop.run_in_executor(
-                None,
-                lambda: self.client.converse(**request)
+
+            # Mit Timeout (15 Sekunden)
+            response = await asyncio.wait_for(
+                loop.run_in_executor(
+                    None,
+                    lambda: self.client.converse(**request)
+                ),
+                timeout=15.0
             )
+
+            duration = time.time() - start_time
+            logger.info(f"← Bedrock Antwort erhalten in {duration:.2f}s")
+
             return response
 
+        except asyncio.TimeoutError:
+            logger.error("❌ Bedrock Timeout nach 15 Sekunden")
+            raise Exception("Bedrock-Anfrage hat zu lange gedauert (Timeout)")
         except ClientError as e:
-            raise Exception(f"Bedrock API Error: {e}") from e
+            error_code = e.response['Error']['Code']
+            logger.error(f"❌ Bedrock ClientError: {error_code} - {e}")
+            raise Exception(f"Bedrock Fehler: {e}") from e
         except Exception as e:
-            raise Exception(f"Unexpected error in Bedrock chat: {e}") from e
+            logger.error(f"❌ Unerwarteter Fehler bei Bedrock: {e}")
+            raise