mgr/pg_autoscaler: add check for norecover flag

The PG autoscaler should not be active when the norecover flag is set.
As each newly split PG will need to be backfilled, it does not make sense to have the autoscaler active if the norecover flag is set.

Fixes: https://tracker.ceph.com/issues/63334
Signed-off-by: Aishwarya Mathuria <amathuri@redhat.com>

diff --git a/src/pybind/mgr/pg_autoscaler/module.py b/src/pybind/mgr/pg_autoscaler/module.py
index ea7c4b00b4c68e4c5c6189bde7df7785dd83230f..0ab26387790daebe72cb3fa1e5a8b4f30534f31e 100644 (file)
--- a/src/pybind/mgr/pg_autoscaler/module.py
+++ b/src/pybind/mgr/pg_autoscaler/module.py
@@ -260,6 +260,13 @@ class PgAutoscaler(MgrModule):
         else:
             return False
 
+    def has_norecover_flag(self) -> bool:
+        flags = self.get_osdmap().dump().get('flags', '')
+        if 'norecover' in flags:
+            return True
+        else:
+            return False
+
     @CLIWriteCommand("osd pool get noautoscale")
     def get_noautoscale(self) -> Tuple[int, str, str]:
         """
@@ -321,7 +328,7 @@ class PgAutoscaler(MgrModule):
     def serve(self) -> None:
         self.config_notify()
         while not self._shutdown.is_set():
-            if not self.has_noautoscale_flag():
+            if not self.has_noautoscale_flag() and not self.has_norecover_flag():
                 osdmap = self.get_osdmap()
                 pools = osdmap.get_pools_by_name()
                 self._maybe_adjust(osdmap, pools)