CNdbInit::~CNdbInit()
{
LOG_NDB_FUNCTION();
// ndb_end의 리턴값은 void 형식
NDB_CALL_FUNCTION(ndb_end(0));
}
int main()
{
ndb_init();
Ndb_cluster_connection *cluster_connection=
new Ndb_cluster_connection(); // Object representing the cluster
int r= cluster_connection->connect(5 /* retries */,
3 /* delay between retries */,
1 /* verbose */);
if (r > 0)
{
std::cout
<< "Cluster connect failed, possibly resolved with more retries.\n";
exit(-1);
}
else if (r < 0)
{
std::cout
<< "Cluster connect failed.\n";
exit(-1);
}
if (cluster_connection->wait_until_ready(30,30))
{
std::cout << "Cluster was not ready within 30 secs." << std::endl;
exit(-1);
}
Ndb* myNdb= new Ndb( cluster_connection,
"TEST_DB_1" ); // Object representing the database
if (myNdb->init() == -1) {
APIERROR(myNdb->getNdbError());
exit(-1);
}
const NdbDictionary::Dictionary* myDict= myNdb->getDictionary();
const NdbDictionary::Table *myTable= myDict->getTable("MYTABLENAME");
if (myTable == NULL)
{
APIERROR(myDict->getNdbError());
return -1;
}
/************************************
* Execute some insert transactions *
************************************/
for (int i = 10000; i < 20000; i++) {
executeInsertTransaction(i, myNdb, myTable);
}
delete myNdb;
delete cluster_connection;
ndb_end(0);
return 0;
}
static void mgmd_exit(int result)
{
g_eventLogger->close();
/* Free memory allocated by 'load_defaults' */
free_defaults(defaults_argv);
ndb_end(opt_ndb_endinfo ? MY_CHECK_ERROR | MY_GIVE_INFO : 0);
ndb_daemon_exit(result);
}
Notifier::~Notifier() {
delete mClusterConnection;
delete mFsMutationsTableTailer;
delete mFsMutationsDataReader;
delete mFsMutationsBatcher;
delete mMetadataTableTailer;
delete mMetadataReader;
delete mMetadataBatcher;
delete mSchemalessMetadataTailer;
delete mSchemalessMetadataReader;
delete mSchemalessMetadataBatcher;
ndb_end(2);
}
int main(int argc, char** argv)
{
if (argc != 3)
{
std::cout << "Arguments are <socket mysqld> <connect_string cluster>.\n";
exit(-1);
}
// ndb_init must be called first
ndb_init();
// connect to mysql server and cluster and run application
{
char * mysqld_sock = argv[1];
const char *connectstring = argv[2];
// Object representing the cluster
Ndb_cluster_connection cluster_connection(connectstring);
// Connect to cluster management server (ndb_mgmd)
if (cluster_connection.connect(4 /* retries */,
5 /* delay between retries */,
1 /* verbose */))
{
std::cout << "Cluster management server was not ready within 30 secs.\n";
exit(-1);
}
// Optionally connect and wait for the storage nodes (ndbd's)
if (cluster_connection.wait_until_ready(30,0) < 0)
{
std::cout << "Cluster was not ready within 30 secs.\n";
exit(-1);
}
// connect to mysql server
MYSQL mysql;
if ( !mysql_init(&mysql) ) {
std::cout << "mysql_init failed\n";
exit(-1);
}
if ( !mysql_real_connect(&mysql, "localhost", "root", "", "",
0, mysqld_sock, 0) )
MYSQLERROR(mysql);
// run the application code
run_application(mysql, cluster_connection);
}
ndb_end(0);
return 0;
}
JniNdbEventStreamingImp::~JniNdbEventStreamingImp(){
if(isLeader){
LOG_INFO("delete tabletailer 1");
rmNodeTailer->stop();
LOG_INFO("delete tabletailer 2");
pendingEventTailer->stop();
LOG_INFO("delete tabletailer 3");
resourceTailer->stop();
LOG_INFO("delete tabletailer 4");
updatedContainerInfoTailer->stop();
LOG_INFO("delete tabletailer 5");
containerStatusTailer->stop();
}else{
containerIdToCleanTailer->stop();
containerToSignalTailer->stop();
containerToDecreaseTailer->stop();
nextHeartBeatTailer->stop();
// finishedApplicationsTailer->stop();
}
LOG_INFO("delete tabletailer 6");
delete mClusterConnection;
LOG_INFO("delete tabletailer 7");
ndb_end(0);
}
int main(int argc, char** argv)
{
if (argc != 8)
{
ndbout << "Arguments are <connect_string cluster 1> <connect_string cluster 2> <database> <table name> <primary key> <value of primary key> <attribute to update>.\n";
exit(-1);
}
// ndb_init must be called first
ndb_init();
{
const char *opt_connectstring1 = argv[1];
const char *opt_connectstring2 = argv[2];
const char *opt_db = argv[3];
const char *opt_table = argv[4];
const char *opt_pk = argv[5];
const Uint32 opt_pk_val = atoi(argv[6]);
const char *opt_col = argv[7];
// Object representing the cluster 1
Ndb_cluster_connection cluster1_connection(opt_connectstring1);
// Object representing the cluster 2
Ndb_cluster_connection cluster2_connection(opt_connectstring2);
// connect cluster 1 and run application
// Connect to cluster 1 management server (ndb_mgmd)
if (cluster1_connection.connect(4 /* retries */,
5 /* delay between retries */,
1 /* verbose */))
{
g_err << "Cluster 1 management server was not ready within 30 secs.\n";
exit(-1);
}
// Optionally connect and wait for the storage nodes (ndbd's)
if (cluster1_connection.wait_until_ready(30,0) < 0)
{
g_err << "Cluster 1 was not ready within 30 secs.\n";
exit(-1);
}
// connect cluster 2 and run application
// Connect to cluster management server (ndb_mgmd)
if (cluster2_connection.connect(4 /* retries */,
5 /* delay between retries */,
1 /* verbose */))
{
g_err << "Cluster 2 management server was not ready within 30 secs.\n";
exit(-1);
}
// Optionally connect and wait for the storage nodes (ndbd's)
if (cluster2_connection.wait_until_ready(30,0) < 0)
{
g_err << "Cluster 2 was not ready within 30 secs.\n";
exit(-1);
}
// Object representing the database
Ndb myNdb1(&cluster1_connection, opt_db);
Ndb myNdb2(&cluster2_connection, opt_db);
//
struct Xxx xxx1;
struct Xxx xxx2;
struct XxxR xxxr;
prepare_master_or_slave(myNdb1, opt_table, opt_pk, opt_pk_val, opt_col,
xxx1, xxxr);
prepare_master_or_slave(myNdb2, opt_table, opt_pk, opt_pk_val, opt_col,
xxx2, xxxr);
while (1)
{
// run the application code
run_master_update(xxx1, xxxr);
run_slave_wait(xxx2, xxxr);
ndbout << "latency: " << xxxr.latency << endl;
}
}
// Note: all connections must have been destroyed before calling ndb_end()
ndb_end(0);
return 0;
}
int main(int argc, char** argv)
{
if (argc != 3)
{
std::cout << "Arguments are <socket mysqld> <connect_string cluster>.\n";
exit(-1);
}
char * mysqld_sock = argv[1];
const char *connectstring = argv[2];
ndb_init();
MYSQL mysql;
/**************************************************************
* Connect to mysql server and create table *
**************************************************************/
{
if ( !mysql_init(&mysql) ) {
std::cout << "mysql_init failed\n";
exit(-1);
}
if ( !mysql_real_connect(&mysql, "localhost", "root", "", "",
0, mysqld_sock, 0) )
MYSQLERROR(mysql);
mysql_query(&mysql, "CREATE DATABASE ndb_examples_1");
if (mysql_query(&mysql, "USE ndb_examples") != 0) MYSQLERROR(mysql);
while (mysql_query(&mysql,
"CREATE TABLE"
" api_simple_index"
" (ATTR1 INT UNSIGNED,"
" ATTR2 INT UNSIGNED NOT NULL,"
" PRIMARY KEY USING HASH (ATTR1),"
" UNIQUE MYINDEXNAME USING HASH (ATTR2))"
" ENGINE=NDB"))
{
if (mysql_errno(&mysql) == ER_TABLE_EXISTS_ERROR)
{
std::cout << "MySQL Cluster already has example table: api_scan. "
<< "Dropping it..." << std::endl;
mysql_query(&mysql, "DROP TABLE api_simple_index");
}
else MYSQLERROR(mysql);
}
}
/**************************************************************
* Connect to ndb cluster *
**************************************************************/
Ndb_cluster_connection *cluster_connection=
new Ndb_cluster_connection(connectstring); // Object representing the cluster
if (cluster_connection->connect(5,3,1))
{
std::cout << "Connect to cluster management server failed.\n";
exit(-1);
}
if (cluster_connection->wait_until_ready(30,30))
{
std::cout << "Cluster was not ready within 30 secs.\n";
exit(-1);
}
Ndb* myNdb = new Ndb( cluster_connection,
"ndb_examples" ); // Object representing the database
if (myNdb->init() == -1) {
APIERROR(myNdb->getNdbError());
exit(-1);
}
const NdbDictionary::Dictionary* myDict= myNdb->getDictionary();
const NdbDictionary::Table *myTable= myDict->getTable("api_simple_index");
if (myTable == NULL)
APIERROR(myDict->getNdbError());
const NdbDictionary::Index *myIndex= myDict->getIndex("MYINDEXNAME$unique","api_simple_index");
if (myIndex == NULL)
APIERROR(myDict->getNdbError());
/**************************************************************************
* Using 5 transactions, insert 10 tuples in table: (0,0),(1,1),...,(9,9) *
**************************************************************************/
for (int i = 0; i < 5; i++) {
NdbTransaction *myTransaction= myNdb->startTransaction();
if (myTransaction == NULL) APIERROR(myNdb->getNdbError());
NdbOperation *myOperation= myTransaction->getNdbOperation(myTable);
if (myOperation == NULL) APIERROR(myTransaction->getNdbError());
myOperation->insertTuple();
myOperation->equal("ATTR1", i);
myOperation->setValue("ATTR2", i);
myOperation = myTransaction->getNdbOperation(myTable);
if (myOperation == NULL) APIERROR(myTransaction->getNdbError());
myOperation->insertTuple();
myOperation->equal("ATTR1", i+5);
myOperation->setValue("ATTR2", i+5);
if (myTransaction->execute( NdbTransaction::Commit ) == -1)
APIERROR(myTransaction->getNdbError());
myNdb->closeTransaction(myTransaction);
}
/*****************************************
* Read and print all tuples using index *
*****************************************/
std::cout << "ATTR1 ATTR2" << std::endl;
for (int i = 0; i < 10; i++) {
NdbTransaction *myTransaction= myNdb->startTransaction();
if (myTransaction == NULL) APIERROR(myNdb->getNdbError());
NdbIndexOperation *myIndexOperation=
myTransaction->getNdbIndexOperation(myIndex);
if (myIndexOperation == NULL) APIERROR(myTransaction->getNdbError());
myIndexOperation->readTuple(NdbOperation::LM_Read);
myIndexOperation->equal("ATTR2", i);
NdbRecAttr *myRecAttr= myIndexOperation->getValue("ATTR1", NULL);
if (myRecAttr == NULL) APIERROR(myTransaction->getNdbError());
if(myTransaction->execute( NdbTransaction::Commit,
NdbOperation::AbortOnError ) != -1)
printf(" %2d %2d\n", myRecAttr->u_32_value(), i);
myNdb->closeTransaction(myTransaction);
}
/*****************************************************************
* Update the second attribute in half of the tuples (adding 10) *
*****************************************************************/
for (int i = 0; i < 10; i+=2) {
NdbTransaction *myTransaction= myNdb->startTransaction();
if (myTransaction == NULL) APIERROR(myNdb->getNdbError());
NdbIndexOperation *myIndexOperation=
myTransaction->getNdbIndexOperation(myIndex);
if (myIndexOperation == NULL) APIERROR(myTransaction->getNdbError());
myIndexOperation->updateTuple();
myIndexOperation->equal( "ATTR2", i );
myIndexOperation->setValue( "ATTR2", i+10);
if( myTransaction->execute( NdbTransaction::Commit ) == -1 )
APIERROR(myTransaction->getNdbError());
myNdb->closeTransaction(myTransaction);
}
/*************************************************
* Delete one tuple (the one with primary key 3) *
*************************************************/
{
NdbTransaction *myTransaction= myNdb->startTransaction();
if (myTransaction == NULL) APIERROR(myNdb->getNdbError());
NdbIndexOperation *myIndexOperation=
myTransaction->getNdbIndexOperation(myIndex);
if (myIndexOperation == NULL) APIERROR(myTransaction->getNdbError());
myIndexOperation->deleteTuple();
myIndexOperation->equal( "ATTR2", 3 );
if (myTransaction->execute(NdbTransaction::Commit) == -1)
APIERROR(myTransaction->getNdbError());
myNdb->closeTransaction(myTransaction);
}
/*****************************
* Read and print all tuples *
*****************************/
{
std::cout << "ATTR1 ATTR2" << std::endl;
for (int i = 0; i < 10; i++) {
NdbTransaction *myTransaction= myNdb->startTransaction();
if (myTransaction == NULL) APIERROR(myNdb->getNdbError());
NdbOperation *myOperation= myTransaction->getNdbOperation(myTable);
if (myOperation == NULL) APIERROR(myTransaction->getNdbError());
myOperation->readTuple(NdbOperation::LM_Read);
myOperation->equal("ATTR1", i);
NdbRecAttr *myRecAttr= myOperation->getValue("ATTR2", NULL);
if (myRecAttr == NULL) APIERROR(myTransaction->getNdbError());
if(myTransaction->execute( NdbTransaction::Commit,
NdbOperation::AbortOnError ) == -1)
if (i == 3) {
std::cout << "Detected that deleted tuple doesn't exist!\n";
} else {
APIERROR(myTransaction->getNdbError());
}
if (i != 3) {
printf(" %2d %2d\n", i, myRecAttr->u_32_value());
}
myNdb->closeTransaction(myTransaction);
}
}
delete myNdb;
delete cluster_connection;
ndb_end(0);
return 0;
}
int main(int argc, char** argv) {
NDB_INIT(argv[0]);
load_defaults("my",load_default_groups,&argc,&argv);
int ho_error;
#ifndef DBUG_OFF
opt_debug= "d:t:O,/tmp/ndb_mgm.trace";
#endif
if ((ho_error=handle_options(&argc, &argv, my_long_options,
ndb_std_get_one_option)))
exit(ho_error);
char buf[MAXHOSTNAMELEN+10];
if(argc == 1) {
BaseString::snprintf(buf, sizeof(buf), "%s", argv[0]);
opt_connect_str= buf;
} else if (argc >= 2) {
BaseString::snprintf(buf, sizeof(buf), "%s:%s", argv[0], argv[1]);
opt_connect_str= buf;
}
if (!isatty(0) || opt_execute_str)
{
prompt= 0;
}
signal(SIGPIPE, handler);
com = new Ndb_mgmclient(opt_connect_str,1);
int ret= 0;
BaseString histfile;
if (!opt_execute_str)
{
#ifdef HAVE_READLINE
char *histfile_env= getenv("NDB_MGM_HISTFILE");
if (histfile_env)
histfile.assign(histfile_env,strlen(histfile_env));
else if(getenv("HOME"))
{
histfile.assign(getenv("HOME"),strlen(getenv("HOME")));
histfile.append("/.ndb_mgm_history");
}
if (histfile.length())
read_history(histfile.c_str());
#endif
ndbout << "-- NDB Cluster -- Management Client --" << endl;
while(read_and_execute(_try_reconnect));
#ifdef HAVE_READLINE
if (histfile.length())
{
BaseString histfile_tmp;
histfile_tmp.assign(histfile);
histfile_tmp.append(".TMP");
if(!write_history(histfile_tmp.c_str()))
my_rename(histfile_tmp.c_str(), histfile.c_str(), MYF(MY_WME));
}
#endif
}
else
{
com->execute(opt_execute_str,_try_reconnect, 0, &ret);
}
delete com;
ndb_end(opt_endinfo ? MY_CHECK_ERROR | MY_GIVE_INFO : 0);
return ret;
}
int main(int argc, char** argv)
{
if (argc != 3)
{
std::cout << "Arguments are <socket mysqld> <connect_string cluster>.\n";
exit(-1);
}
char * mysqld_sock = argv[1];
const char *connectstring = argv[2];
ndb_init();
Ndb_cluster_connection *cluster_connection=
new Ndb_cluster_connection(connectstring); // Object representing the cluster
int r= cluster_connection->connect(5 /* retries */,
3 /* delay between retries */,
1 /* verbose */);
if (r > 0)
{
std::cout
<< "Cluster connect failed, possibly resolved with more retries.\n";
exit(-1);
}
else if (r < 0)
{
std::cout
<< "Cluster connect failed.\n";
exit(-1);
}
if (cluster_connection->wait_until_ready(30,30))
{
std::cout << "Cluster was not ready within 30 secs." << std::endl;
exit(-1);
}
// connect to mysql server
MYSQL mysql;
if ( !mysql_init(&mysql) ) {
std::cout << "mysql_init failed\n";
exit(-1);
}
if ( !mysql_real_connect(&mysql, "localhost", "root", "", "",
0, mysqld_sock, 0) )
MYSQLERROR(mysql);
/********************************************
* Connect to database via mysql-c *
********************************************/
mysql_query(&mysql, "CREATE DATABASE ndb_examples");
if (mysql_query(&mysql, "USE ndb_examples") != 0) MYSQLERROR(mysql);
create_table(mysql);
Ndb* myNdb= new Ndb( cluster_connection,
"ndb_examples" ); // Object representing the database
if (myNdb->init() == -1) {
APIERROR(myNdb->getNdbError());
exit(-1);
}
const NdbDictionary::Dictionary* myDict= myNdb->getDictionary();
const NdbDictionary::Table *myTable= myDict->getTable("api_retries");
if (myTable == NULL)
{
APIERROR(myDict->getNdbError());
return -1;
}
/************************************
* Execute some insert transactions *
************************************/
std::cout << "Ready to insert rows. You will see notices for temporary "
"errors, permenant errors, and retries. \n";
for (int i = 10000; i < 20000; i++) {
executeInsertTransaction(i, myNdb, myTable);
}
std::cout << "Done.\n";
delete myNdb;
delete cluster_connection;
ndb_end(0);
return 0;
}
int main(int argc, char** argv)
{
if (argc != 3)
{
std::cout << "Arguments are <socket mysqld> <connect_string cluster>.\n";
exit(-1);
}
char * mysqld_sock = argv[1];
const char *connectstring = argv[2];
ndb_init();
Ndb_cluster_connection *cluster_connection=
new Ndb_cluster_connection(connectstring); // Object representing the cluster
int r= cluster_connection->connect(5 /* retries */,
3 /* delay between retries */,
1 /* verbose */);
if (r > 0)
{
std::cout
<< "Cluster connect failed, possibly resolved with more retries.\n";
exit(-1);
}
else if (r < 0)
{
std::cout
<< "Cluster connect failed.\n";
exit(-1);
}
if (cluster_connection->wait_until_ready(30,0) < 0)
{
std::cout << "Cluster was not ready within 30 secs." << std::endl;
exit(-1);
}
// connect to mysql server
MYSQL mysql;
if ( !mysql_init(&mysql) ) {
std::cout << "mysql_init failed\n";
exit(-1);
}
if ( !mysql_real_connect(&mysql, "localhost", "root", "", "",
0, mysqld_sock, 0) )
MYSQLERROR(mysql);
/********************************************
* Connect to database via mysql-c *
********************************************/
mysql_query(&mysql, "CREATE DATABASE TEST_DB_1");
if (mysql_query(&mysql, "USE TEST_DB_1") != 0) MYSQLERROR(mysql);
create_table(mysql);
Ndb* myNdb = new Ndb( cluster_connection,
"TEST_DB_1" ); // Object representing the database
NdbTransaction* myNdbTransaction[2]; // For transactions
NdbOperation* myNdbOperation; // For operations
if (myNdb->init(2) == -1) { // Want two parallel insert transactions
APIERROR(myNdb->getNdbError());
exit(-1);
}
/******************************************************
* Insert (we do two insert transactions in parallel) *
******************************************************/
const NdbDictionary::Dictionary* myDict= myNdb->getDictionary();
const NdbDictionary::Table *myTable= myDict->getTable("MYTABLENAME");
if (myTable == NULL)
APIERROR(myDict->getNdbError());
for (int i = 0; i < 2; i++) {
myNdbTransaction[i] = myNdb->startTransaction();
if (myNdbTransaction[i] == NULL) APIERROR(myNdb->getNdbError());
myNdbOperation = myNdbTransaction[i]->getNdbOperation(myTable);
if (myNdbOperation == NULL) APIERROR(myNdbTransaction[i]->getNdbError());
myNdbOperation->insertTuple();
myNdbOperation->equal("ATTR1", 20 + i);
myNdbOperation->setValue("ATTR2", 20 + i);
// Prepare transaction (the transaction is NOT yet sent to NDB)
myNdbTransaction[i]->executeAsynchPrepare(NdbTransaction::Commit,
&callback, NULL);
}
// Send all transactions to NDB
myNdb->sendPreparedTransactions(0);
// Poll all transactions
myNdb->pollNdb(3000, 2);
// Close all transactions
for (int i = 0; i < 2; i++)
myNdb->closeTransaction(myNdbTransaction[i]);
delete myNdb;
delete cluster_connection;
drop_table(mysql);
ndb_end(0);
return 0;
}
int main(int argc, char** argv)
{
if (argc < 3)
{
std::cout << "Arguments are <connect_string cluster> <timeout> [m(merge events)|d(debug)].\n";
exit(-1);
}
const char *connectstring = argv[1];
int timeout = atoi(argv[2]);
ndb_init();
bool merge_events = argc > 3 && strchr(argv[3], 'm') != 0;
#ifdef VM_TRACE
bool dbug = argc > 3 && strchr(argv[3], 'd') != 0;
if (dbug) DBUG_PUSH("d:t:");
if (dbug) putenv("API_SIGNAL_LOG=-");
#endif
Ndb_cluster_connection *cluster_connection=
new Ndb_cluster_connection(connectstring); // Object representing the cluster
int r= cluster_connection->connect(5 /* retries */,
3 /* delay between retries */,
1 /* verbose */);
if (r > 0)
{
std::cout
<< "Cluster connect failed, possibly resolved with more retries.\n";
exit(-1);
}
else if (r < 0)
{
std::cout
<< "Cluster connect failed.\n";
exit(-1);
}
if (cluster_connection->wait_until_ready(30,30))
{
std::cout << "Cluster was not ready within 30 secs." << std::endl;
exit(-1);
}
Ndb* myNdb= new Ndb(cluster_connection,
"TEST_DB"); // Object representing the database
if (myNdb->init() == -1) APIERROR(myNdb->getNdbError());
const char *eventName= "CHNG_IN_t0";
const char *eventTableName= "t0";
const int noEventColumnName= 5;
const char *eventColumnName[noEventColumnName]=
{"c0",
"c1",
"c2",
"c3",
"c4"
};
// Create events
myCreateEvent(myNdb,
eventName,
eventTableName,
eventColumnName,
noEventColumnName,
merge_events);
// Normal values and blobs are unfortunately handled differently..
typedef union { NdbRecAttr* ra; NdbBlob* bh; } RA_BH;
int i, j, k, l;
j = 0;
while (j < timeout) {
// Start "transaction" for handling events
NdbEventOperation* op;
printf("create EventOperation\n");
if ((op = myNdb->createEventOperation(eventName)) == NULL)
APIERROR(myNdb->getNdbError());
op->mergeEvents(merge_events);
printf("get values\n");
RA_BH recAttr[noEventColumnName];
RA_BH recAttrPre[noEventColumnName];
// primary keys should always be a part of the result
for (i = 0; i < noEventColumnName; i++) {
if (i < 4) {
recAttr[i].ra = op->getValue(eventColumnName[i]);
recAttrPre[i].ra = op->getPreValue(eventColumnName[i]);
} else if (merge_events) {
recAttr[i].bh = op->getBlobHandle(eventColumnName[i]);
recAttrPre[i].bh = op->getPreBlobHandle(eventColumnName[i]);
}
}
// set up the callbacks
printf("execute\n");
// This starts changes to "start flowing"
if (op->execute())
APIERROR(op->getNdbError());
NdbEventOperation* the_op = op;
i= 0;
while (i < timeout) {
// printf("now waiting for event...\n");
int r = myNdb->pollEvents(1000); // wait for event or 1000 ms
if (r > 0) {
// printf("got data! %d\n", r);
while ((op= myNdb->nextEvent())) {
assert(the_op == op);
i++;
switch (op->getEventType()) {
case NdbDictionary::Event::TE_INSERT:
printf("%u INSERT", i);
break;
case NdbDictionary::Event::TE_DELETE:
printf("%u DELETE", i);
break;
case NdbDictionary::Event::TE_UPDATE:
printf("%u UPDATE", i);
break;
default:
abort(); // should not happen
}
printf(" gci=%d\n", (int)op->getGCI());
for (k = 0; k <= 1; k++) {
printf(k == 0 ? "post: " : "pre : ");
for (l = 0; l < noEventColumnName; l++) {
if (l < 4) {
NdbRecAttr* ra = k == 0 ? recAttr[l].ra : recAttrPre[l].ra;
if (ra->isNULL() >= 0) { // we have a value
if (ra->isNULL() == 0) { // we have a non-null value
if (l < 2)
printf("%-5u", ra->u_32_value());
else
printf("%-5.4s", ra->aRef());
} else
printf("%-5s", "NULL");
} else
printf("%-5s", "-"); // no value
} else if (merge_events) {
int isNull;
NdbBlob* bh = k == 0 ? recAttr[l].bh : recAttrPre[l].bh;
bh->getDefined(isNull);
if (isNull >= 0) { // we have a value
if (! isNull) { // we have a non-null value
Uint64 length = 0;
bh->getLength(length);
// read into buffer
unsigned char* buf = new unsigned char [length];
memset(buf, 'X', length);
Uint32 n = length;
bh->readData(buf, n); // n is in/out
assert(n == length);
// pretty-print
bool first = true;
Uint32 i = 0;
while (i < n) {
unsigned char c = buf[i++];
Uint32 m = 1;
while (i < n && buf[i] == c)
i++, m++;
if (! first)
printf("+");
printf("%u%c", m, c);
first = false;
}
printf("[%u]", n);
delete [] buf;
} else
printf("%-5s", "NULL");
} else
printf("%-5s", "-"); // no value
}
}
printf("\n");
}
}
} else
printf("timed out (%i)\n", timeout);
}
// don't want to listen to events anymore
if (myNdb->dropEventOperation(the_op)) APIERROR(myNdb->getNdbError());
the_op = 0;
j++;
}
{
NdbDictionary::Dictionary *myDict = myNdb->getDictionary();
if (!myDict) APIERROR(myNdb->getNdbError());
// remove event from database
if (myDict->dropEvent(eventName)) APIERROR(myDict->getNdbError());
}
delete myNdb;
delete cluster_connection;
ndb_end(0);
return 0;
}
int main(int argc, char** argv){
NDB_INIT(argv[0]);
ndb_opt_set_usage_funcs(short_usage_sub, usage);
load_defaults("my",load_default_groups,&argc,&argv);
int ho_error;
#ifndef DBUG_OFF
opt_debug= "d:t:O,/tmp/ndb_mgm.trace";
#endif
if ((ho_error=handle_options(&argc, &argv, my_long_options,
ndb_std_get_one_option)))
exit(ho_error);
BaseString connect_str(opt_ndb_connectstring);
if(argc == 1) {
connect_str.assfmt("%s", argv[0]);
} else if (argc >= 2) {
connect_str.assfmt("%s:%s", argv[0], argv[1]);
}
if (!isatty(0) || opt_execute_str)
{
prompt= 0;
}
com = new Ndb_mgmclient(connect_str.c_str(), opt_verbose);
int ret= 0;
BaseString histfile;
if (!opt_execute_str)
{
#ifdef HAVE_READLINE
char *histfile_env= getenv("NDB_MGM_HISTFILE");
if (histfile_env)
histfile.assign(histfile_env,strlen(histfile_env));
else if(getenv("HOME"))
{
histfile.assign(getenv("HOME"),strlen(getenv("HOME")));
histfile.append("/.ndb_mgm_history");
}
if (histfile.length())
read_history(histfile.c_str());
#endif
ndbout << "-- NDB Cluster -- Management Client --" << endl;
while(read_and_execute(opt_try_reconnect))
;
#ifdef HAVE_READLINE
if (histfile.length())
{
BaseString histfile_tmp;
histfile_tmp.assign(histfile);
histfile_tmp.append(".TMP");
if(!write_history(histfile_tmp.c_str()))
my_rename(histfile_tmp.c_str(), histfile.c_str(), MYF(MY_WME));
}
#endif
}
else
{
com->execute(opt_execute_str, opt_try_reconnect, 0, &ret);
}
delete com;
ndb_end(opt_ndb_endinfo ? MY_CHECK_ERROR | MY_GIVE_INFO : 0);
// Don't allow negative return code
if (ret < 0)
ret = 255;
return ret;
}
/**
* testLongSignals
* To run this code :
* cd storage/ndb/src/kernel
* make testLongSignals
* ./testLongSignals <connectstring>
*
*/
int
main(int argc, char** argv) {
ndb_init();
srand(NdbTick_CurrentMillisecond());
#if 0
for(int i = 0; i<100; i++)
ndbout_c("randRange(0, 3) = %d", randRange(0, 3));
return 0;
#endif
if (argc != 2)
{
ndbout << "No connectstring given, usage : " << argv[0]
<< " <connectstring>" << endl;
return -1;
}
Ndb_cluster_connection con(argv[1]);
ndbout << "Connecting...";
if (con.connect(12,5,1) != 0)
{
ndbout << "Unable to connect to management server." << endl;
return -1;
}
if (con.wait_until_ready(30,0) < 0)
{
ndbout << "Cluster nodes not ready in 30 seconds." << endl;
return -1;
}
ndbout << "done" << endl;
SignalSender ss(&con);
ndbout_c("Connected as block=%d node=%d",
refToBlock(ss.getOwnRef()), refToNode(ss.getOwnRef()));
Uint32 data[25];
Uint32 sec0[70];
Uint32 sec1[123];
Uint32 sec2[10];
data[0] = ss.getOwnRef();
data[1] = 1;
data[2] = 76;
data[3] = 1;
data[4] = 1;
data[5] = 70;
data[6] = 123;
data[7] = 10;
const Uint32 theDataLen = 18;
for(Uint32 i = 0; i<70; i++)
sec0[i] = i;
for(Uint32 i = 0; i<123; i++)
sec1[i] = 70+i;
for(Uint32 i = 0; i<10; i++)
sec2[i] = (i + 1)*(i + 1);
SimpleSignal signal1;
signal1.set(ss, 0, CMVMI, GSN_TESTSIG, theDataLen + 2);
signal1.header.m_noOfSections = 1;
signal1.header.m_fragmentInfo = 1;
memcpy(&signal1.theData[0], data, 4 * theDataLen );
signal1.theData[theDataLen + 0] = 0;
signal1.theData[theDataLen + 1] = 7; // FragmentId
signal1.ptr[0].sz = 60;
signal1.ptr[0].p = &sec0[0];
SimpleSignal signal2;
Uint32 idx = 0;
memcpy(&signal2.theData[0], data, 4 * theDataLen );
signal2.theData[theDataLen + idx] = 0; idx++;
signal2.theData[theDataLen + idx] = 1; idx++;
//signal2.theData[theDataLen + idx] = 2; idx++;
signal2.theData[theDataLen + idx] = 7; idx++; // FragmentId
signal2.set(ss, 0, CMVMI, GSN_TESTSIG, theDataLen + idx);
signal2.header.m_fragmentInfo = 3;
signal2.header.m_noOfSections = idx - 1;
signal2.ptr[0].sz = 10;
signal2.ptr[0].p = &sec0[60];
signal2.ptr[1].sz = 123;
signal2.ptr[1].p = &sec1[0];
signal2.ptr[2].sz = 10;
signal2.ptr[2].p = &sec2[0];
char * buf;
while((buf = readline("Enter command: "))){
add_history(buf);
data[1] = atoi(buf);
if(strcmp(buf, "r") == 0){
SimpleSignal * ret1 = ss.waitFor();
(* ret1).print();
continue;
}
if(strcmp(buf, "a") == 0){
runTest(ss, 10, true);
print_help();
continue;
}
if(strcmp(buf, "b") == 0){
runTest(ss, 100, false);
print_help();
continue;
}
if(strcmp(buf, "c") == 0){
runTest(ss, 1000000, false);
print_help();
continue;
}
if(data[1] >= 1 && data[1] <= 14){
Uint32 nodeId = ss.getAliveNode();
ndbout_c("Sending 2 fragmented to node %d", nodeId);
ss.sendSignal(nodeId, &signal1);
ss.sendSignal(nodeId, &signal2);
if(data[1] >= 5){
continue;
}
ndbout_c("Waiting for signal from %d", nodeId);
SimpleSignal * ret1 = ss.waitFor((Uint16)nodeId);
(* ret1).print();
Uint32 count = ret1->theData[4] - 1;
while(count > 0){
ndbout << "Waiting for " << count << " signals... ";
SimpleSignal * ret1 = ss.waitFor();
ndbout_c("received from node %d",
refToNode(ret1->header.theSendersBlockRef));
(* ret1).print();
count--;
}
} else if (data[1] == 15) {
const Uint32 count = 3500;
const Uint32 loop = 1000;
signal1.set(ss, 0, CMVMI, GSN_TESTSIG, 25);
signal1.header.m_fragmentInfo = 0;
signal1.header.m_noOfSections = 0;
signal1.theData[1] = 14;
signal1.theData[3] = 0; // Print
signal1.theData[8] = count;
signal1.theData[9] = loop;
Uint32 nodeId = ss.getAliveNode();
ndbout_c("Sending 25 len signal to node %d", nodeId);
ss.sendSignal(nodeId, &signal1);
Uint32 total;
{
SimpleSignal * ret1 = ss.waitFor((Uint16)nodeId);
ndbout_c("received from node %d",
refToNode(ret1->header.theSendersBlockRef));
total = ret1->theData[10] - 1;
}
do {
ndbout << "Waiting for " << total << " signals... " << flush;
SimpleSignal * ret1 = ss.waitFor((Uint16)nodeId);
ndbout_c("received from node %d",
refToNode(ret1->header.theSendersBlockRef));
total --;
} while(total > 0);
} else {
print_help();
}
}
ndbout << "Exiting" << endl;
ndb_end(0);
};
int main()
{
ndb_init();
Ndb_cluster_connection *cluster_connection=
new Ndb_cluster_connection(); // Object representing the cluster
if (cluster_connection->wait_until_ready(30,30))
{
std::cout << "Cluster was not ready within 30 secs." << std::endl;
exit(-1);
}
int r= cluster_connection->connect(5 /* retries */,
3 /* delay between retries */,
1 /* verbose */);
if (r > 0)
{
std::cout
<< "Cluster connect failed, possibly resolved with more retries.\n";
exit(-1);
}
else if (r < 0)
{
std::cout
<< "Cluster connect failed.\n";
exit(-1);
}
if (cluster_connection->wait_until_ready(30,30))
{
std::cout << "Cluster was not ready within 30 secs." << std::endl;
exit(-1);
}
Ndb* myNdb = new Ndb( cluster_connection,
"TEST_DB_2" ); // Object representing the database
NdbTransaction* myNdbTransaction[2]; // For transactions
NdbOperation* myNdbOperation; // For operations
if (myNdb->init(2) == -1) { // Want two parallel insert transactions
APIERROR(myNdb->getNdbError());
exit(-1);
}
/******************************************************
* Insert (we do two insert transactions in parallel) *
******************************************************/
const NdbDictionary::Dictionary* myDict= myNdb->getDictionary();
const NdbDictionary::Table *myTable= myDict->getTable("MYTABLENAME");
if (myTable == NULL)
APIERROR(myDict->getNdbError());
for (int i = 0; i < 2; i++) {
myNdbTransaction[i] = myNdb->startTransaction();
if (myNdbTransaction[i] == NULL) APIERROR(myNdb->getNdbError());
myNdbOperation = myNdbTransaction[i]->getNdbOperation(myTable);
if (myNdbOperation == NULL) APIERROR(myNdbTransaction[i]->getNdbError());
myNdbOperation->insertTuple();
myNdbOperation->equal("ATTR1", 20 + i);
myNdbOperation->setValue("ATTR2", 20 + i);
// Prepare transaction (the transaction is NOT yet sent to NDB)
myNdbTransaction[i]->executeAsynchPrepare(NdbTransaction::Commit,
&callback, NULL);
}
// Send all transactions to NDB
myNdb->sendPreparedTransactions(0);
// Poll all transactions
myNdb->pollNdb(3000, 2);
// Close all transactions
for (int i = 0; i < 2; i++)
myNdb->closeTransaction(myNdbTransaction[i]);
delete myNdb;
delete cluster_connection;
ndb_end(0);
return 0;
}
/*
* MAIN
*/
int main(int argc, char** argv)
{
NDB_INIT(argv[0]);
load_defaults("my",load_default_groups,&argc,&argv);
int ho_error;
#ifndef DBUG_OFF
opt_debug= "d:t:O,/tmp/ndb_mgmd.trace";
#endif
if ((ho_error=handle_options(&argc, &argv, my_long_options,
ndb_std_get_one_option)))
exit(ho_error);
start:
glob= new MgmGlobals;
/**
* OSE specific. Enable shared ownership of file system resources.
* This is needed in order to use the cluster log since the events
* from the cluster is written from the 'ndb_receive'(NDBAPI) thread/process.
*/
#if defined NDB_OSE || defined NDB_SOFTOSE
efs_segment_share();
#endif
global_mgmt_server_check = 1;
if (opt_interactive ||
opt_non_interactive ||
g_print_full_config) {
opt_daemon= 0;
}
if (opt_mycnf && opt_config_filename)
{
ndbout_c("Both --mycnf and -f is not supported");
return 0;
}
if (opt_mycnf == 0 && opt_config_filename == 0)
{
struct stat buf;
if (stat("config.ini", &buf) != -1)
opt_config_filename = "config.ini";
}
glob->socketServer = new SocketServer();
MgmApiService * mapi = new MgmApiService();
glob->mgmObject = new MgmtSrvr(glob->socketServer,
opt_config_filename,
opt_connect_str);
if (g_print_full_config)
goto the_end;
if (glob->mgmObject->init())
goto error_end;
my_setwd(NdbConfig_get_path(0), MYF(0));
glob->localNodeId= glob->mgmObject->getOwnNodeId();
if (glob->localNodeId == 0) {
goto error_end;
}
glob->port= glob->mgmObject->getPort();
if (glob->port == 0)
goto error_end;
glob->interface_name = 0;
glob->use_specific_ip = false;
if(!glob->use_specific_ip){
int count= 5; // no of retries for tryBind
while(!glob->socketServer->tryBind(glob->port, glob->interface_name)){
if (--count > 0) {
NdbSleep_MilliSleep(1000);
continue;
}
ndbout_c("Unable to setup port: %s:%d!\n"
"Please check if the port is already used,\n"
"(perhaps a ndb_mgmd is already running),\n"
"and if you are executing on the correct computer",
(glob->interface_name ? glob->interface_name : "*"), glob->port);
goto error_end;
}
free(glob->interface_name);
glob->interface_name = 0;
}
if(!glob->socketServer->setup(mapi, &glob->port, glob->interface_name))
{
ndbout_c("Unable to setup management port: %d!\n"
"Please check if the port is already used,\n"
"(perhaps a ndb_mgmd is already running),\n"
"and if you are executing on the correct computer",
glob->port);
delete mapi;
goto error_end;
}
if(!glob->mgmObject->check_start()){
ndbout_c("Unable to check start management server.");
ndbout_c("Probably caused by illegal initial configuration file.");
goto error_end;
}
if (opt_daemon) {
// Become a daemon
char *lockfile= NdbConfig_PidFileName(glob->localNodeId);
char *logfile= NdbConfig_StdoutFileName(glob->localNodeId);
NdbAutoPtr<char> tmp_aptr1(lockfile), tmp_aptr2(logfile);
if (NdbDaemon_Make(lockfile, logfile, 0) == -1) {
ndbout << "Cannot become daemon: " << NdbDaemon_ErrorText << endl;
return 1;
}
}
#ifndef NDB_WIN32
signal(SIGPIPE, SIG_IGN);
#endif
{
BaseString error_string;
if(!glob->mgmObject->start(error_string)){
ndbout_c("Unable to start management server.");
ndbout_c("Probably caused by illegal initial configuration file.");
ndbout_c(error_string.c_str());
goto error_end;
}
}
//glob->mgmObject->saveConfig();
mapi->setMgm(glob->mgmObject);
char msg[256];
BaseString::snprintf(msg, sizeof(msg),
"NDB Cluster Management Server. %s", NDB_VERSION_STRING);
ndbout_c(msg);
g_eventLogger.info(msg);
BaseString::snprintf(msg, 256, "Id: %d, Command port: %d",
glob->localNodeId, glob->port);
ndbout_c(msg);
g_eventLogger.info(msg);
g_StopServer = false;
g_RestartServer= false;
glob->socketServer->startServer();
#if ! defined NDB_OSE && ! defined NDB_SOFTOSE
if(opt_interactive) {
BaseString con_str;
if(glob->interface_name)
con_str.appfmt("host=%s:%d", glob->interface_name, glob->port);
else
con_str.appfmt("localhost:%d", glob->port);
Ndb_mgmclient com(con_str.c_str(), 1);
while(g_StopServer != true && read_and_execute(&com, "ndb_mgm> ", 1));
} else
#endif
{
while(g_StopServer != true)
NdbSleep_MilliSleep(500);
}
if(g_RestartServer)
g_eventLogger.info("Restarting server...");
else
g_eventLogger.info("Shutting down server...");
glob->socketServer->stopServer();
// We disconnect from the ConfigRetreiver mgmd when we delete glob below
glob->socketServer->stopSessions(true);
g_eventLogger.info("Shutdown complete");
the_end:
delete glob;
if(g_RestartServer)
goto start;
ndb_end(opt_endinfo ? MY_CHECK_ERROR | MY_GIVE_INFO : 0);
return 0;
error_end:
delete glob;
ndb_end(opt_endinfo ? MY_CHECK_ERROR | MY_GIVE_INFO : 0);
return 1;
}
int main(int argc, char** argv)
{
if (argc != 5)
{
std::cout << "Arguments are <socket mysqld1> <connect_string cluster 1> <socket mysqld2> <connect_string cluster 2>.\n";
exit(-1);
}
// ndb_init must be called first
ndb_init();
{
char * mysqld1_sock = argv[1];
const char *connectstring1 = argv[2];
char * mysqld2_sock = argv[3];
const char *connectstring2 = argv[4];
// Object representing the cluster 1
Ndb_cluster_connection cluster1_connection(connectstring1);
MYSQL mysql1;
// Object representing the cluster 2
Ndb_cluster_connection cluster2_connection(connectstring2);
MYSQL mysql2;
// connect to mysql server and cluster 1 and run application
// Connect to cluster 1 management server (ndb_mgmd)
if (cluster1_connection.connect(4 /* retries */,
5 /* delay between retries */,
1 /* verbose */))
{
std::cout << "Cluster 1 management server was not ready within 30 secs.\n";
exit(-1);
}
// Optionally connect and wait for the storage nodes (ndbd's)
if (cluster1_connection.wait_until_ready(30,0) < 0)
{
std::cout << "Cluster 1 was not ready within 30 secs.\n";
exit(-1);
}
// connect to mysql server in cluster 1
if ( !mysql_init(&mysql1) ) {
std::cout << "mysql_init failed\n";
exit(-1);
}
if ( !mysql_real_connect(&mysql1, "localhost", "root", "", "",
0, mysqld1_sock, 0) )
MYSQLERROR(mysql1);
// connect to mysql server and cluster 2 and run application
// Connect to cluster management server (ndb_mgmd)
if (cluster2_connection.connect(4 /* retries */,
5 /* delay between retries */,
1 /* verbose */))
{
std::cout << "Cluster 2 management server was not ready within 30 secs.\n";
exit(-1);
}
// Optionally connect and wait for the storage nodes (ndbd's)
if (cluster2_connection.wait_until_ready(30,0) < 0)
{
std::cout << "Cluster 2 was not ready within 30 secs.\n";
exit(-1);
}
// connect to mysql server in cluster 2
if ( !mysql_init(&mysql2) ) {
std::cout << "mysql_init failed\n";
exit(-1);
}
if ( !mysql_real_connect(&mysql2, "localhost", "root", "", "",
0, mysqld2_sock, 0) )
MYSQLERROR(mysql2);
// run the application code
run_application(mysql1, cluster1_connection, "MYTABLENAME1", "TEST_DB_1");
run_application(mysql2, cluster2_connection, "MYTABLENAME2", "TEST_DB_2");
}
// Note: all connections must have been destroyed before calling ndb_end()
ndb_end(0);
return 0;
}
