Add: Bg task for sending failed response

cope2n-api/fwd/settings.py

@@ -14,6 +14,7 @@ from pathlib import Path
 import environ
 from django.urls import reverse_lazy
 from fwd_api.middleware.logging_request_response_middleware import TraceIDLogFilter
+from fwd_api.middleware.response_monitor import ResponseMonitorMiddleware
 
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 
@@ -49,6 +50,9 @@ S3_SECRET_KEY = env.str("S3_SECRET_KEY", "")
 S3_BUCKET_NAME = env.str("S3_BUCKET_NAME", "ocr-data")
 REDIS_HOST = env.str("REDIS_HOST", "result-cache")
 REDIS_PORT = env.int("REDIS_PORT", 6379)
+AWS_REGION = env.str("AWS_REGION", "")
+AWS_QUEUE_URL = env.str("AWS_QUEUE_URL", "")
+
 
 
 INSTALLED_APPS = [
@@ -77,7 +81,8 @@ MIDDLEWARE = [
     'corsheaders.middleware.CorsMiddleware',
     "whitenoise.middleware.WhiteNoiseMiddleware",
     "django.middleware.locale.LocaleMiddleware",
-    "fwd_api.middleware.logging_request_response_middleware.LoggingMiddleware"
+    "fwd_api.middleware.logging_request_response_middleware.LoggingMiddleware",
+    'fwd_api.middleware.response_monitor.ResponseMonitorMiddleware',
 ]
 
 LOCALE_PATHS = [

cope2n-api/fwd_api/celery_worker/internal_task.py

@@ -289,4 +289,28 @@ def upload_obj_to_s3(byte_obj, s3_key):
         obj = base64.b64decode(byte_obj)
         res = s3_client.update_object(s3_key, obj)
     else:
-        logger.info(f"S3 is not available, skipping,...")
+        logger.info(f"S3 is not available, skipping,...")
+        
+@app.task(base=VerboseTask, name='send_response_to_sqs')
+def send_response_to_sqs(response_data, status_code):
+    """Send error responses to SQS for monitoring"""
+    import boto3
+    import json
+    import datetime
+    
+    try:
+        sqs_client = boto3.client('sqs', region_name=settings.AWS_REGION) # keys are stored in the cridental
+        
+        message_body = {
+                "status_code": status_code,
+                "timestamp": int(datetime.datetime.now().timestamp()),
+                "message": response_data
+        }        
+        
+        sqs_client.send_message(
+            QueueUrl=settings.AWS_QUEUE_URL,
+            MessageBody=json.dumps(message_body)
+        )
+        logger.info(f"Error response sent to SQS: {status_code}")
+    except Exception as e:
+        logger.error(f"Failed to send to SQS: {str(e)}")

cope2n-api/fwd_api/celery_worker/worker.py

@@ -47,6 +47,7 @@ app.conf.update({
         Queue('csv_feedback'),
         Queue('report'),
         Queue('report_2'),
+        Queue('error_responses'),
     ],
     'task_routes': {
         'process_sap_invoice_result': {'queue': 'invoice_sap_rs'},
@@ -65,7 +66,8 @@ app.conf.update({
         'remove_local_file': {'queue': "remove_local_file"},   
         'csv_feedback': {'queue': "csv_feedback"},   
         'make_a_report': {'queue': "report"},   
-        'make_a_report_2': {'queue': "report_2"},   
+        'make_a_report_2': {'queue': "report_2"},
+        'send_response_to_sqs': {'queue': 'error_responses'},
         }
 })
 

cope2n-api/fwd_api/middleware/response_monitor.py

@@ -0,0 +1,14 @@
+from functools import partial
+from django.utils.deprecation import MiddlewareMixin
+from fwd_api.celery_worker.internal_task import send_response_to_sqs
+
+class ResponseMonitorMiddleware(MiddlewareMixin):
+    def process_response(self, request, response):
+        """Monitor responses and send errors to SQS"""
+        if response and (400 <= response.status_code < 600):
+            # Send async to avoid blocking response
+            send_response_to_sqs.delay(
+                response.data if hasattr(response, 'data') else str(response.content),
+                response.status_code
+            )
+        return response