11158: Restore paging to get full list of collections and projects (but still

[arvados.git] / services / fuse / tests / mount_test_base.py

diff --git a/services/fuse/tests/mount_test_base.py b/services/fuse/tests/mount_test_base.py
index 5e0e4c700ab08468b6b53a29b27d3ecd369ee91a..96ff889fcfbdb0de8e2d07ed0ea6a15ebd6f0bfe 100644 (file)
--- a/services/fuse/tests/mount_test_base.py
+++ b/services/fuse/tests/mount_test_base.py
@@ -1,3 +1,7 @@
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: AGPL-3.0
+
 import arvados
 import arvados_fuse as fuse
 import arvados.safeapi
@@ -39,6 +43,10 @@ class MountTestBase(unittest.TestCase):
         self.api = api if api else arvados.safeapi.ThreadSafeApiCache(arvados.config.settings())
         self.llfuse_thread = None
 
+        # Workaround for llfuse deadlock bug. See #10805, #8345,
+        # https://bitbucket.org/nikratio/python-llfuse/issues/108
+        llfuse.close = lambda *args: None
+
     # This is a copy of Mount's method.  TODO: Refactor MountTestBase
     # to use a Mount instead of copying its code.
     def _llfuse_main(self):
@@ -66,18 +74,19 @@ class MountTestBase(unittest.TestCase):
 
     def tearDown(self):
         if self.llfuse_thread:
+            if self.operations.events:
+                self.operations.events.close(timeout=10)
             subprocess.call(["fusermount", "-u", "-z", self.mounttmp])
-            self.llfuse_thread.join(timeout=1)
-            if self.llfuse_thread.is_alive():
-                logger.warning("MountTestBase.tearDown():"
-                               " llfuse thread still alive 1s after umount"
-                               " -- waiting another 10s")
-                self.llfuse_thread.join(timeout=10)
+            t0 = time.time()
+            self.llfuse_thread.join(timeout=10)
             if self.llfuse_thread.is_alive():
                 logger.warning("MountTestBase.tearDown():"
                                " llfuse thread still alive 10s after umount"
                                " -- exiting with SIGKILL")
                 os.kill(os.getpid(), signal.SIGKILL)
+            waited = time.time() - t0
+            if waited > 0.1:
+                logger.warning("MountTestBase.tearDown(): waited %f s for llfuse thread to end", waited)
 
         os.rmdir(self.mounttmp)
         if self.keeptmp: