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/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */
#include <string.h>
#include <NdbMain.h>
#include <OutputStream.hpp>
#include <NdbOut.hpp>
#include <NdbSleep.h>
#include <getarg.h>
#include <NdbRestarter.hpp>
#include <NDBT.hpp>
int main(int argc, const char** argv){
ndb_init();
const char* _hostName = NULL;
int _loops = 10;
int _wait = 15;
int _help = 0;
#if 0
int _crash = 0;
int _abort = 0;
#endif
struct getargs args[] = {
{ "seconds", 's', arg_integer, &_wait, "Seconds to wait between each restart(0=random)", "secs" },
{ "loops", 'l', arg_integer, &_loops, "Number of loops", "loops 0=forever"},
#if 0
// Not yet!
{ "abort", 'a', arg_flag, &_abort, "Restart abort"},
{ "crash", 'c', arg_flag, &_crash, "Crash instead of restart"},
#endif
{ "usage", '?', arg_flag, &_help, "Print help", "" }
};
int num_args = sizeof(args) / sizeof(args[0]);
int optind = 0;
char desc[] =
"hostname:port\n"\
"This program will connect to the mgmsrv of a NDB cluster.\n"\
"It will wait for all nodes to be started, then restart all nodes\n"\
"into nostart state. Then after a random delay it will tell all nodes\n"\
"to start. It will do this loop number of times\n";
if(getarg(args, num_args, argc, argv, &optind) || _help) {
arg_printusage(args, num_args, argv[0], desc);
return NDBT_ProgramExit(NDBT_WRONGARGS);
}
_hostName = argv[optind];
NdbRestarter restarter(_hostName);
#if 0
if(_abort && _crash){
g_err << "You can't specify both abort and crash" << endl;
arg_printusage(args, num_args, argv[0], desc);
return NDBT_ProgramExit(NDBT_WRONGARGS);
}
if(_abort){
restarter.setRestartType(NdbRestarter::AbortRestart);
}
if(_crash){
restarter.setRestartType(NdbRestarter::Crash);
}
#endif
int l = 0;
while (_loops == 0 || l<_loops){
g_info << "Waiting for cluster to start" << endl;
while(restarter.waitClusterStarted(120) != 0){
g_warning << "Ndb failed to start in 2 minutes" << endl;
}
int seconds = _wait;
if(seconds==0)
seconds = (rand() % 120) + 1; // Create random value max 120 secs
g_info << "Waiting for "<<seconds<<" secs" << endl;
NdbSleep_SecSleep(seconds);
g_info << l << ": restarting all nodes with nostart" << endl;
const bool b = (restarter.restartAll(false, true, false) == 0);
assert(b);
g_info << "Waiting for cluster to enter nostart" << endl;
while(restarter.waitClusterNoStart(120) != 0){
g_warning << "Ndb failed to enter no start in 2 minutes" << endl;
}
seconds = _wait;
if(seconds==0)
seconds = (rand() % 120) + 1; // Create random value max 120 secs
g_info << "Waiting for " <<seconds<<" secs" << endl;
NdbSleep_SecSleep(seconds);
g_info << l << ": Telling all nodes to start" << endl;
const bool b2 = (restarter.startAll() == 0);
assert(b2);
l++;
}
return NDBT_ProgramExit(NDBT_OK);
}
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