mon: OSDMonitor: proper error msg on invalid epoch on 'osd getmap/dump'

Signed-off-by: Joao Eduardo Luis <joao.luis@inktank.com>

diff --git a/src/mon/OSDMonitor.cc b/src/mon/OSDMonitor.cc
index d036f42a83cd181d11415527c6059623183a4a15..9bc9ba1850d93f3f88176f38b9faca7a7d2bfed1 100644 (file)
--- a/src/mon/OSDMonitor.cc
+++ b/src/mon/OSDMonitor.cc
@@ -2021,6 +2021,7 @@ bool OSDMonitor::preprocess_command(MMonCommand *m)
       int err = get_version_full(epoch, b);
       if (err == -ENOENT) {
        r = -ENOENT;
+        ss << "there is no map for epoch " << epoch;
        goto reply;
       }
       assert(err == 0);