Added tracing for requests

cnn_classification_service/magic_doer.py

@@ -2,6 +2,8 @@
 import os
 import logging
 import tempfile
+from requests_opentracing import SessionTracing
+import opentracing  # ez kell ide hogy a session tracer jolegyen
 import requests
 import time
 from urllib.parse import urljoin
@@ -13,6 +15,7 @@ from classifier_cache import ClassifierCache
 
 class MagicDoer:
     classifier_cache = ClassifierCache(Config.MODEL_INFO_URL)
+    requests_session = SessionTracing(propagate=True)
 
     @classmethod
     def run_everything(cls, parameters: dict) -> dict:
@@ -25,7 +28,7 @@ class MagicDoer:
             object_path = urljoin(Config.STORAGE_SERVICE_URL, f"object/{tag}")
 
             logging.info(f"Downloading sample: {tag} from {object_path}")
-            r = requests.get(object_path)
+            r = cls.requests_session.get(object_path)
             with open(sample_file_handle, 'wb') as f:
                 f.write(r.content)