Abortable task fix

circle/storage/models.py

@@ -21,9 +21,11 @@
 
 import logging
 import uuid
+import time
 
 import re
 from celery.contrib.abortable import AbortableAsyncResult
+from celery.result import allow_join_result
 from celery.exceptions import TimeoutError
 from django.core.exceptions import ObjectDoesNotExist
 from django.urls import reverse
@@ -433,15 +435,15 @@ class Disk(TimeStampedModel):
 
     @classmethod
     def _run_abortable_task(cls, remote, task):
-        while True:
-            try:
-                result = remote.get(timeout=5)
-                break
-            except TimeoutError as e:
-                if task is not None and task.is_aborted():
-                    AbortableAsyncResult(remote.id).abort()
-                    raise humanize_exception(ugettext_noop(
-                        "Operation aborted by user."), e)
+        while not remote.ready():
+            time.sleep(5)
+            logger.debug("Waiting for abortable task. Status: %s", AbortableAsyncResult(remote.id).status)
+            if task is not None and task.is_aborted():
+                 AbortableAsyncResult(remote.id).abort()
+                 raise humanize_exception(ugettext_noop("Operation aborted by user."), TimeoutError("Abort"))
+
+        with allow_join_result():
+            result = remote.get()
         return result
 
     @classmethod
@@ -472,7 +474,7 @@ class Disk(TimeStampedModel):
         result = cls._run_abortable_task(remote, task)
         disk.size = result['size']
         disk.type = result['type']
-        disk.checksum = result.get('checksum', None)
+        disk.checksum = result['checksum']
         disk.is_ready = True
         disk.save()
         return disk