mon/OSDMonitor: disallow changing pg_num_actual if pool has FLAG_NOPGCHANGE

The corresponding pg_num, pgp_num, and pgp_num_actual cases already have
this guard.

Signed-off-by: Samuel Just <sjust@redhat.com>

diff --git a/src/mon/OSDMonitor.cc b/src/mon/OSDMonitor.cc
index c8d715ed3ac43c6de6da7e8803ebf53a33c1a91d..da123baff62615ea9fc0785499297b9b90a0b0c1 100644 (file)
--- a/src/mon/OSDMonitor.cc
+++ b/src/mon/OSDMonitor.cc
@@ -8422,6 +8422,10 @@ int OSDMonitor::prepare_command_pool_set(const cmdmap_t& cmdmap,
     }
     p.min_size = n;
   } else if (var == "pg_num_actual") {
+    if (p.has_flag(pg_pool_t::FLAG_NOPGCHANGE)) {
+      ss << "pool pg_num change is disabled; you must unset nopgchange flag for the pool first";
+      return -EPERM;
+    }
     if (interr.length()) {
       ss << "error parsing integer value '" << val << "': " << interr;
       return -EINVAL;