release/src/router/mysql/storage/ndb/test/tools/hugoLockRecords.cpp

   1 /* Copyright (c) 2003-2005 MySQL AB
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; version 2 of the License.
   6
   7    This program is distributed in the hope that it will be useful,
   8    but WITHOUT ANY WARRANTY; without even the implied warranty of
   9    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10    GNU General Public License for more details.
  11
  12    You should have received a copy of the GNU General Public License
  13    along with this program; if not, write to the Free Software
  14    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA */
  15
  16 #include <ndb_global.h>
  17
  18 #include <NdbOut.hpp>
  19
  20 #include <NdbApi.hpp>
  21 #include <NdbMain.h>
  22 #include <NDBT.hpp>
  23 #include <NdbSleep.h>
  24 #include <getarg.h>
  25
  26 #include <HugoTransactions.hpp>
  27
  28 int main(int argc, const char** argv){
  29   ndb_init();
  30
  31   int _records = 0;
  32   int _loops = 1;
  33   int  _percentVal = 1;
  34   int _lockTime = 1000;
  35   const char* _tabname = NULL;
  36   int _help = 0;
  37
  38   struct getargs args[] = {
  39     { "loops", 'l', arg_integer, &_loops, "number of times to run this program(0=infinite loop)", "loops" },
  40     { "records", 'r', arg_integer, &_records, "Number of records", "recs" },
  41     { "locktime", 't', arg_integer, &_lockTime, "Time in ms to hold lock(default=1000)", "ms" },
  42     { "percent", 'p', arg_integer, &_percentVal, "Percent of records to lock(default=1%)", "%" },
  43     { "usage", '?', arg_flag, &_help, "Print help", "" }
  44   };
  45   int num_args = sizeof(args) / sizeof(args[0]);
  46   int optind = 0;
  47   char desc[] =
  48     "tabname\n"\
  49     "This program will lock p% of the records in the table for x milliseconds\n"\
  50     "then it will lock the next 1% and continue to do so until it has locked \n"\
  51     "all records in the table\n";
  52
  53   if(getarg(args, num_args, argc, argv, &optind) ||
  54      argv[optind] == NULL || _records == 0 || _help) {
  55     arg_printusage(args, num_args, argv[0], desc);
  56     return NDBT_ProgramExit(NDBT_WRONGARGS);
  57   }
  58   _tabname = argv[optind];
  59
  60   // Connect to Ndb
  61   Ndb_cluster_connection con;
  62   if(con.connect(12, 5, 1) != 0)
  63   {
  64     return NDBT_ProgramExit(NDBT_FAILED);
  65   }
  66   Ndb MyNdb(&con, "TEST_DB" );
  67
  68   if(MyNdb.init() != 0){
  69     ERR(MyNdb.getNdbError());
  70     return NDBT_ProgramExit(NDBT_FAILED);
  71   }
  72
  73   while(MyNdb.waitUntilReady() != 0)
  74     ndbout << "Waiting for ndb to become ready..." << endl;
  75
  76   // Check if table exists in db
  77   const NdbDictionary::Table * pTab = NDBT_Table::discoverTableFromDb(&MyNdb, _tabname);
  78   if(pTab == NULL){
  79     ndbout << " Table " << _tabname << " does not exist!" << endl;
  80     return NDBT_ProgramExit(NDBT_WRONGARGS);
  81   }
  82
  83   HugoTransactions hugoTrans(*pTab);
  84   int i = 0;
  85   while (i<_loops || _loops==0) {
  86     ndbout << i << ": ";
  87     if (hugoTrans.lockRecords(&MyNdb, _records, _percentVal, _lockTime) != 0){
  88       return NDBT_ProgramExit(NDBT_FAILED);
  89     }
  90     i++;
  91   }
  92
  93   return NDBT_ProgramExit(NDBT_OK);
  94 }
  95