Reconnect to peers after connecting drops

osd.cpp

@@ -365,8 +365,12 @@ void osd_t::stop_client(int peer_fd)
     osd_client_t cl = it->second;
     if (cl.osd_num)
     {
-        // FIXME: Reload configuration from Consul when the connection is dropped
         printf("[%lu] Stopping client %d (OSD peer %lu)\n", osd_num, peer_fd, cl.osd_num);
+        if (cl.peer_state == PEER_CONNECTED)
+        {
+            // Reload configuration from Consul when the connection is dropped
+            peer_states.erase(cl.osd_num);
+        }
     }
     else
     {

osd_cluster.cpp

@@ -214,7 +214,6 @@ void osd_t::load_pgs()
             }
         }
         parse_pgs(pg_config, pg_history);
-        peering_state = OSD_CONNECTING_PEERS;
     });
 }
 
@@ -288,6 +287,10 @@ void osd_t::parse_pgs(const json11::Json & pg_config, const std::map<pg_num_t, j
         pg_count++;
     }
     this->pg_count = pg_count;
+    if (wanted_peers.size() > 0)
+    {
+        peering_state |= OSD_CONNECTING_PEERS;
+    }
 }
 
 void osd_t::load_and_connect_peers()

osd_peering.cpp

@@ -327,6 +327,11 @@ void osd_t::start_pg_peering(pg_num_t pg_num)
         {
             cur_peers.insert(peer_osd);
         }
+        else if (wanted_peers.find(peer_osd) == wanted_peers.end())
+        {
+            wanted_peers[peer_osd] = { 0 };
+            peering_state |= OSD_CONNECTING_PEERS;
+        }
     }
     if (pg.peering_state)
     {