fix for bug#19651, if temporary error occured while retoring, report it in the restore result.

ndb/tools/restore/consumer.hpp:
  added a function to judge whether there is temporary error.
ndb/tools/restore/consumer_restore.cpp:
  record when temporary error occured in restore.
ndb/tools/restore/consumer_restore.hpp:
  added a member to record temporary error in restore.
ndb/tools/restore/restore_main.cpp:
  report temporary error in restore.

ndb/tools/restore/consumer.hpp

@@ -31,6 +31,7 @@ public:
   virtual void logEntry(const LogEntry &){}
   virtual void endOfLogEntrys(){}
   virtual bool finalize_table(const TableS &){return true;}
+  virtual bool has_temp_error() {return false;}
 };
 
 #endif

ndb/tools/restore/consumer_restore.cpp

@@ -139,6 +139,11 @@ BackupRestore::finalize_table(const TableS & table){
   return ret;
 }
 
+bool
+BackupRestore::has_temp_error(){
+  return m_temp_error;
+}
+
 bool
 BackupRestore::table(const TableS & table){
   if (!m_restore && !m_restore_meta)
@@ -437,6 +442,7 @@ bool BackupRestore::errorHandler(restore_callback_t *cb)
     
   case NdbError::TemporaryError:
     err << "Temporary error: " << error << endl;
+    m_temp_error = true;
     NdbSleep_MilliSleep(sleepTime);
     return true;
     // RETRY

ndb/tools/restore/consumer_restore.hpp

@@ -41,6 +41,7 @@ public:
     m_parallelism = parallelism;
     m_callback = 0;
     m_free_callback = 0;
+    m_temp_error = false;
     m_transactions = 0;
     m_cache.m_old_table = 0;
   }
@@ -60,6 +61,7 @@ public:
   virtual void logEntry(const LogEntry &);
   virtual void endOfLogEntrys();
   virtual bool finalize_table(const TableS &);
+  virtual bool has_temp_error();
   void connectToMysql();
   Ndb * m_ndb;
   bool m_restore;
@@ -72,6 +74,7 @@ public:
 
   restore_callback_t *m_callback;
   restore_callback_t *m_free_callback;
+  bool m_temp_error;
 
   /**
    * m_new_table_ids[X] = Y;

ndb/tools/restore/restore_main.cpp

@@ -411,6 +411,17 @@ main(int argc, char** argv)
       }
     }
   }
+  for(Uint32 i= 0; i < g_consumers.size(); i++) 
+  {
+    if (g_consumers[i]->has_temp_error())
+    {
+      clearConsumers();
+      ndbout_c("\nRestore successful, but encountered temporary error, "
+               "please look at configuration.");
+      return NDBT_ProgramExit(NDBT_TEMPORARY);
+    }
+  }
+
   clearConsumers();
   return NDBT_ProgramExit(NDBT_OK);
 } // main