mon: discover peer names during probe

Fill in noname- entires in initial generate monmap (e.g., from mon_host)
with real peer names as we discover them.

This will make the upcoming initial quorum config check work by letting us
identify peers by name.

Signed-off-by: Sage Weil <sage@inktank.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/mon/MonMap.h b/src/mon/MonMap.h
index f294b497145..f9706fd665b 100644
--- a/src/mon/MonMap.h
+++ b/src/mon/MonMap.h
@@ -120,6 +120,13 @@ class MonMap {
     assert(n < rank_name.size());
     return rank_name[n];
   }
+  string get_name(entity_addr_t a) const {
+    map<entity_addr_t,string>::const_iterator p = addr_name.find(a);
+    if (p == addr_name.end())
+      return string();
+    else
+      return p->second;
+  }
 
   int get_rank(const string& n) {
     for (unsigned i=0; i<rank_name.size(); i++)