Merge pull request 'fix' (#46) from master into prod

Reviewed-on: #46

utils/queues.py

@@ -1,4 +1,7 @@
+from concurrent.futures import ThreadPoolExecutor
+import datetime
 import os
+import zoneinfo
 import requests
 import time
 
@@ -15,24 +18,54 @@ class QueuesException(Exception):
 
 
 class TasksHandlerMixin:
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.executor = ThreadPoolExecutor(max_workers=1)
+
+    def _send_metric(self, start: datetime.datetime, end: datetime.datetime, success: bool):
+        def send():
+            requests.post(f'{QUEUES_URL}/api/v1/metric', json={
+                'service': 'botalka',
+                'queue': self.queue_name,
+                'success': success,
+                'timestamp': start.strftime("%Y-%m-%dT%H:%M:%S") + "Z",
+                "success": success,
+                "execution_time_ms": (end - start).microseconds // 1000,
+                "environment": stage,
+            })
+        
+        self.executor.submit(send)
+
     def poll(self):
         while True:
-            response = requests.get(f'{QUEUES_URL}/api/v1/take', headers={'queue': self.queue_name}).json()
+            try:
+                response = requests.get(f'{QUEUES_URL}/api/v1/take', headers={'queue': self.queue_name}).json()
+            except requests.JSONDecodeError:
+                print('Unable to decode json')
+                time.sleep(3)
+                continue
             task = response.get('task')
             if not task:
                 time.sleep(0.2)
                 continue
+            start = datetime.datetime.now(zoneinfo.ZoneInfo("Europe/Moscow"))
             try:
+                print(f'process task with id {task["id"]}, attempt {task["attempt"]}')
                 self.process(task['payload'])
+                success = True
             except Exception as exc:
                 print(f'Error processing message id={task["id"]}, payload={task["payload"]}, exc={exc}')
-                continue
-            try:
-                resp = requests.post(f'{QUEUES_URL}/api/v1/finish', json={'id': task['id']})
-                if resp.status_code != 202:
-                    raise QueuesException
-            except:
-                print(f'Failed to finish task id={task["id"]}')
+                success = False
+            end = datetime.datetime.now(zoneinfo.ZoneInfo("Europe/Moscow"))
+            if success:
+                try:
+                    resp = requests.post(f'{QUEUES_URL}/api/v1/finish', json={'id': task['id']})
+                    if resp.status_code != 202:
+                        raise QueuesException
+                    print(f'finish task with id {task["id"]}')
+                except:
+                    print(f'Failed to finish task id={task["id"]}')
+            self._send_metric(start, end, success)
 
     @property
     def queue_name(self):