mon: return -EINVAL when handling unknown option in 'ceph osd pool get'

Signed-off-by: Zhao Cuicui <brucen1030@163.com>
(cherry picked from commit 7ed494076e2390f8e6a386278346632d00ee718a)

diff --git a/src/mon/OSDMonitor.cc b/src/mon/OSDMonitor.cc
index 4ccc3a4e503f55015ea4c8630a9c3d34b3046eaf..ec2eb12235450af75981cf843966be678eee54c9 100644 (file)
--- a/src/mon/OSDMonitor.cc
+++ b/src/mon/OSDMonitor.cc
@@ -6191,6 +6191,13 @@ bool OSDMonitor::preprocess_command(MonOpRequestRef op)
       }
     } else /* var != "all" */  {
       choices_map_t::const_iterator found = ALL_CHOICES.find(var);
+      if (found == ALL_CHOICES.end()) {
+        ss << "pool '" << poolstr
+              << "': invalid variable: '" << var << "'";
+        r = -EINVAL;
+        goto reply;
+      }
+
       osd_pool_get_choices selected = found->second;
 
       if (!p->is_tier() &&