MDSMonitor: add debug statements

Signed-off-by: Kamoltat Sirivadhna <ksirivad@redhat.com>

diff --git a/src/mon/MDSMonitor.cc b/src/mon/MDSMonitor.cc
index 272e2aada1dae085e8db82765c2f5adb604f4c79..a403de554dc8bfc86d1b6f0636ff9502c6f80f64 100644 (file)
--- a/src/mon/MDSMonitor.cc
+++ b/src/mon/MDSMonitor.cc
@@ -2061,13 +2061,28 @@ void MDSMonitor::get_versions(map<string, list<string> > &versions)
 {
   map<mds_gid_t,Metadata> meta;
   load_metadata(meta);
+  dout(10) << __func__ << "meta=" << meta << dendl;
   const auto &fsmap = get_fsmap();
-  map<mds_gid_t, mds_info_t> map = fsmap.get_mds_info();
-  dout(10) << __func__ << " mds meta=" << meta << dendl;
+  map<mds_gid_t, mds_info_t> mds_info_map  = fsmap.get_mds_info();
+  // print mds_info_map
+  for (const auto& p : mds_info_map) {
+    dout(10) << __func__ << " gid " << p.first
+             << " mds_info_t " << p.second << dendl;
+  }
   for (auto& p : meta) {
     auto q = p.second.find("ceph_version_short");
-    if (q == p.second.end()) continue;
-    versions[q->second].push_back(string("mds.") + map[p.first].name);
+    if (q == p.second.end()) {
+      dout(10) << __func__ << " no version for gid " << p.first << dendl;
+      continue;
+    }
+    if (mds_info_map.find(p.first) == mds_info_map.end()) {
+      dout(10) << __func__ << " no mds_info for gid " << p.first << dendl;
+      continue;
+    } else {
+      dout(10) << __func__ << " found mds_info for gid " << p.first
+               << " name " << mds_info_map[p.first].name << dendl;
+      versions[q->second].push_back(string("mds.") + mds_info_map[p.first].name);
+    }
   }
 }