cleanwork

queue_helper/check-dlq.py

@@ -0,0 +1,106 @@
+#!/usr/bin/env python3
+# check-dlq.py
+"""
+Überprüft Dead Letter Queues und zeigt fehlgeschlagene E-Mails
+"""
+
+import boto3
+import json
+from datetime import datetime
+
+sqs = boto3.client('sqs', region_name='eu-central-1')
+s3 = boto3.client('s3', region_name='eu-central-1')
+
+DOMAINS = ['andreasknuth.de', 'bizmatch.net']
+
+def check_dlq_for_domain(domain):
+    """Überprüft DLQ für eine Domain"""
+    dlq_name = domain.replace('.', '-') + '-queue-dlq'
+    
+    try:
+        dlq_url = sqs.get_queue_url(QueueName=dlq_name)['QueueUrl']
+    except:
+        print(f"⚠️  DLQ not found for {domain}")
+        return
+    
+    # DLQ Stats
+    attrs = sqs.get_queue_attributes(
+        QueueUrl=dlq_url,
+        AttributeNames=['ApproximateNumberOfMessages']
+    )['Attributes']
+    
+    count = int(attrs.get('ApproximateNumberOfMessages', 0))
+    
+    if count == 0:
+        print(f"✅ {domain}: No failed messages")
+        return
+    
+    print(f"\n{'='*70}")
+    print(f"⚠️  {domain}: {count} failed message(s)")
+    print(f"{'='*70}\n")
+    
+    # Messages holen
+    response = sqs.receive_message(
+        QueueUrl=dlq_url,
+        MaxNumberOfMessages=10,
+        WaitTimeSeconds=0,
+        AttributeNames=['All']
+    )
+    
+    messages = response.get('Messages', [])
+    
+    for i, msg in enumerate(messages, 1):
+        try:
+            body = json.loads(msg['Body'])
+            
+            print(f"{i}. Failed Message:")
+            print(f"   MessageId: {body.get('message_id', 'unknown')}")
+            print(f"   From: {body.get('from', 'unknown')}")
+            print(f"   To: {body.get('recipient', 'unknown')}")
+            print(f"   Subject: {body.get('subject', 'unknown')}")
+            
+            # S3 Metadata für Fehlerdetails
+            bucket = body.get('bucket')
+            key = body.get('key')
+            
+            if bucket and key:
+                try:
+                    head = s3.head_object(Bucket=bucket, Key=key)
+                    metadata = head.get('Metadata', {})
+                    
+                    error = metadata.get('error', 'Unknown error')
+                    failed_at = metadata.get('failed_at', 'unknown')
+                    
+                    if failed_at != 'unknown':
+                        failed_dt = datetime.fromtimestamp(int(failed_at))
+                        print(f"   Failed at: {failed_dt}")
+                    
+                    print(f"   Error: {error}")
+                    
+                except:
+                    print(f"   (Could not retrieve error details)")
+            
+            print()
+            
+        except Exception as e:
+            print(f"   Error parsing message: {e}\n")
+
+
+def main():
+    print(f"\n{'='*70}")
+    print(f"Dead Letter Queue Check - {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}")
+    print(f"{'='*70}")
+    
+    for domain in DOMAINS:
+        check_dlq_for_domain(domain)
+    
+    print(f"\n{'='*70}")
+    print("Options:")
+    print("  - Fix SMTP server issues")
+    print("  - Re-queue: python requeue-dlq.py <domain>")
+    print("  - Delete: python purge-dlq.py <domain>")
+    print(f"{'='*70}\n")
+
+
+if __name__ == '__main__':
+    main()