pybind/mgr/pg_autoscaler: implement shutdown method

Otherwise the mgr cannot shutdown because it waits for the pg_autoscaler
thread forever.

Fixes: https://tracker.ceph.com/issues/42640
Signed-off-by: Patrick Donnelly <pdonnell@redhat.com>
(cherry picked from commit 372b6350ba0c7b770df252261a169272ada0d465)

diff --git a/src/pybind/mgr/pg_autoscaler/module.py b/src/pybind/mgr/pg_autoscaler/module.py
index 72fd6b31ef93dd854486cdec41d30e150e3eec5a..7a800027e5b72deb27d46054e1d69c433303fd74 100644 (file)
--- a/src/pybind/mgr/pg_autoscaler/module.py
+++ b/src/pybind/mgr/pg_autoscaler/module.py
@@ -164,6 +164,10 @@ class PgAutoscaler(MgrModule):
             self._maybe_adjust()
             self._shutdown.wait(timeout=int(self.sleep_interval))
 
+    def shutdown(self):
+        self.log.info('Stopping pg_autoscaler')
+        self._shutdown.set()
+
     def get_subtree_resource_status(self, osdmap, crush):
         """
         For each CRUSH subtree of interest (i.e. the roots under which