Merge pull request #5376

c746f45d Add hash of top block to /getheight RPC (Howard Chu)

src/rpc/core_rpc_server.cpp

@@ -202,7 +202,9 @@ namespace cryptonote
     if (use_bootstrap_daemon_if_necessary<COMMAND_RPC_GET_HEIGHT>(invoke_http_mode::JON, "/getheight", req, res, r))
       return r;
 
-    res.height = m_core.get_current_blockchain_height();
+    crypto::hash hash;
+    m_core.get_blockchain_top(res.height, hash);
+    res.hash = string_tools::pod_to_hex(hash);
     res.status = CORE_RPC_STATUS_OK;
     return true;
   }

src/rpc/core_rpc_server_commands_defs.h

@@ -102,11 +102,13 @@ namespace cryptonote
       uint64_t 	 height;
       std::string status;
       bool untrusted;
+      std::string hash;
 
       BEGIN_KV_SERIALIZE_MAP()
         KV_SERIALIZE(height)
         KV_SERIALIZE(status)
         KV_SERIALIZE(untrusted)
+        KV_SERIALIZE(hash)
       END_KV_SERIALIZE_MAP()
     };
     typedef epee::misc_utils::struct_init<response_t> response;