grpc

utils/queues.py

@@ -1,14 +1,8 @@
-import json
-import os
-import requests
 import time
+from queues import tasks_pb2_grpc
+from queues import tasks_pb2
 
-
-stage = os.getenv("STAGE", 'local')
-if stage == 'local':
-    QUEUES_URL = 'http://localhost:1239'
-else:
-    QUEUES_URL = 'http://queues:1239'
+from google.protobuf import json_format
 
 
 class QueuesException(Exception):
@@ -18,22 +12,21 @@ class QueuesException(Exception):
 class TasksHandlerMixin:
     def poll(self):
         while True:
-            response = requests.get(f'{QUEUES_URL}/api/v1/take', headers={'queue': self.queue_name}).json()
-            task = response.get('task')
+            response: tasks_pb2.TakeResponse = self.stub.Take(tasks_pb2.TakeRequest(queue=self.queue_name))
+            task = response.task
             if not task:
                 time.sleep(0.2)
                 continue
             try:
-                self.process(task['payload'])
+                payload = json_format.MessageToDict(task.payload)
+                self.process(payload)
             except Exception as exc:
-                print(f'Error processing message id={task["id"]}, payload={task["payload"]}, exc={exc}')
+                print(f'Error processing message id={task.id}, payload={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
+                self.stub.Finish(tasks_pb2.FinishRequest(id=task.id))
             except:
-                print(f'Failed to finish task id={task["id"]}')
+                print(f'Failed to finish task id={task.id}')
 
     @property
     def queue_name(self):
@@ -42,12 +35,12 @@ class TasksHandlerMixin:
     def process(self, payload):
         raise NotImplemented
 
-
-def set_task(queue_name: str, payload: dict, seconds_to_execute: int, delay: int|None = None):
-    resp = requests.post(f'{QUEUES_URL}/api/v1/put', headers={'queue': queue_name}, json={
-        'payload': payload,
-        'seconds_to_execute': seconds_to_execute,
-        'delay': delay,
-    })
-    if resp.status_code != 202:
-        raise QueuesException
+def set_task(stub: tasks_pb2_grpc.TasksStub, queue_name: str, payload: dict, seconds_to_execute: int, delay: int|None = None):
+    stub.Put(
+        tasks_pb2.PutRequest(
+            queue=queue_name, 
+            seconds_to_execute=seconds_to_execute, 
+            delay=delay, 
+            payload=payload
+        )
+    )