From: Patrick Donnelly <pdonnell@redhat.com>
Date: Fri, 22 Sep 2023 00:47:40 +0000 (-0400)
Subject: qa: add reproducer for obs removal deadlock
X-Git-Tag: v17.2.8~482^2~3
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=58d1f9dd057faf1c515ec69340be17b2ce507bbf;p=ceph.git

qa: add reproducer for obs removal deadlock

And hopefully this "config set" race test may catch future bugs!

Signed-off-by: Patrick Donnelly <pdonnell@redhat.com>
(cherry picked from commit cd1833ab152d0231c1c6f3685238f4fcd3284f6e)
---

diff --git a/qa/workunits/mon/config.sh b/qa/workunits/mon/config.sh
index 9a62081c668..7d97a452bd8 100755
--- a/qa/workunits/mon/config.sh
+++ b/qa/workunits/mon/config.sh
@@ -130,6 +130,21 @@ rm -f $t1 $t2
 
 expect_false ceph config reset
 expect_false ceph config reset -1
+
+
+# test parallel config set
+# reproducer for https://tracker.ceph.com/issues/62832
+ceph config reset 0
+for ((try = 0; try < 10; try++)); do
+    set +x
+    for ((i = 0; i < 100; i++)); do
+        # Use a config that will get "handled" by the Objecter instantiated by the ceph binary
+        ceph config set client rados_mon_op_timeout $((i+300)) &
+    done 2> /dev/null
+    set -x
+    wait
+done
+
 # we are at end of testing, so it's okay to revert everything
 ceph config reset 0