2017-12-08 12:23:04 +02:00

89 lines
2.9 KiB
C++

/**
* @file mxs365.cpp Load data with LOAD DATA LOCAL INFILE
*
* 1. Create a 50Mb test file
* 2. Load and read it through MaxScale
*/
#include "testconnections.h"
void create_data_file(char* filename, size_t size)
{
int fd, i = 0;
snprintf(filename, size, "local_infile_%u", i++);
while ((fd = open(filename, O_CREAT | O_RDWR | O_EXCL, 0755)) == -1)
{
snprintf(filename, size, "local_infile_%u", i++);
}
const size_t maxsize = 1024 * 1024 * 50;
size_t filesize = 0;
i = 0;
while (filesize < maxsize)
{
char buffer[1024];
sprintf(buffer, "%d,'%x','%x'\n", i, i << 10 + i, i << 5 + i);
int written = write(fd, buffer, strlen(buffer));
if (written <= 0)
{
break;
}
i++;
filesize += written;
}
close(fd);
}
int main(int argc, char *argv[])
{
TestConnections * test = new TestConnections(argc, argv);
char filename[1024];
test->tprintf("Generation file to load\n");
test->set_timeout(30);
create_data_file(filename, sizeof (filename));
/** Set max packet size and create test table */
test->set_timeout(20);
test->tprintf("Connect to Maxscale\n");
test->maxscales->connect_maxscale(0);
test->tprintf("Setting max_allowed_packet, creating table\n");
test->add_result(execute_query(test->maxscales->conn_rwsplit[0],
"set global max_allowed_packet=(1048576 * 60)"),
"Setting max_allowed_packet failed.");
test->add_result(execute_query(test->maxscales->conn_rwsplit[0],
"DROP TABLE IF EXISTS test.dump"),
"Dropping table failed.");
test->add_result(execute_query(test->maxscales->conn_rwsplit[0],
"CREATE TABLE test.dump(a int, b varchar(80), c varchar(80))"),
"Creating table failed.");
test->tprintf("Closing connection to Maxscale\n");
test->maxscales->close_maxscale_connections(0);
/** Reconnect, load the data and then read it */
test->tprintf("Re-connect to Maxscale\n");
test->set_timeout(20);
test->maxscales->connect_maxscale(0);
char query[1024];
snprintf(query, sizeof (filename),
"LOAD DATA LOCAL INFILE '%s' INTO TABLE test.dump FIELDS TERMINATED BY ','",
filename);
test->tprintf("Loading data\n");
test->set_timeout(100);
test->add_result(execute_query(test->maxscales->conn_rwsplit[0], query), "Loading data failed.");
test->tprintf("Reading data\n");
test->set_timeout(100);
test->add_result(execute_query(test->maxscales->conn_rwsplit[0], "SELECT * FROM test.dump"),
"Reading data failed.");
test->maxscales->close_maxscale_connections(0);
test->tprintf("Cecking if Maxscale alive\n");
test->check_maxscale_alive(0);
int rval = test->global_result;
delete test;
unlink(filename);
return rval;
}