mariadb/client/thread_test.c
2001-03-26 01:05:04 +03:00

284 lines
7.6 KiB
C

/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA */
#include <global.h>
#ifndef THREAD
int main(int argc, char **argv)
{
printf("This test must be compiled with multithread support to work\n");
exit(1);
}
#else
#include <my_sys.h>
#include <my_pthread.h>
#include "mysql.h"
#include <getopt.h>
static my_bool version,verbose;
static uint thread_count,number_of_tests=1000,number_of_threads=2;
static pthread_cond_t COND_thread_count;
static pthread_mutex_t LOCK_thread_count;
static char *database,*host,*user,*password,*unix_socket,*query;
uint tcp_port;
#ifndef __WIN__
void *test_thread(void *arg)
#else
unsigned __stdcall test_thread(void *arg)
#endif
{
MYSQL *mysql;
uint count;
mysql=mysql_init(NULL);
if (!mysql_real_connect(mysql,host,user,password,database,tcp_port,
unix_socket,0))
{
fprintf(stderr,"Couldn't connect to engine!\n%s\n\n",mysql_error(mysql));
perror("");
goto end;
}
if (verbose) { putchar('*'); fflush(stdout); }
for (count=0 ; count < number_of_tests ; count++)
{
MYSQL_RES *res;
if (mysql_query(mysql,query))
{
fprintf(stderr,"Query failed (%s)\n",mysql_error(mysql));
goto end;
}
if (!(res=mysql_store_result(mysql)))
{
fprintf(stderr,"Couldn't get result from %s\n", mysql_error(mysql));
goto end;
}
mysql_free_result(res);
if (verbose) { putchar('.'); fflush(stdout); }
}
end:
if (verbose) { putchar('#'); fflush(stdout); }
mysql_close(mysql);
pthread_mutex_lock(&LOCK_thread_count);
thread_count--;
VOID(pthread_cond_signal(&COND_thread_count)); /* Tell main we are ready */
pthread_mutex_unlock(&LOCK_thread_count);
pthread_exit(0);
return 0;
}
static struct option long_options[] =
{
{"help", no_argument, 0, '?'},
{"database", required_argument, 0, 'D'},
{"host", required_argument, 0, 'h'},
{"password", optional_argument, 0, 'p'},
{"user", required_argument, 0, 'u'},
{"version", no_argument, 0, 'V'},
{"verbose", no_argument, 0, 'v'},
{"query", required_argument, 0, 'Q'},
{"port", required_argument, 0, 'P'},
{"socket", required_argument, 0, 'S'},
{"test-count",required_argument, 0, 'c'},
{"thread-count",required_argument, 0, 't'},
{0, 0, 0, 0}
};
static const char *load_default_groups[]= { "client",0 };
static void usage()
{
printf("Connection to a mysql server with multiple threads\n");
if (version)
return;
puts("This software comes with ABSOLUTELY NO WARRANTY.\n");
printf("Usage: %s [OPTIONS] [database]\n", my_progname);
printf("\n\
-?, --help Display this help and exit\n\
-c #, --test-count=# Run test count times (default %d)\n",number_of_tests);
printf("\
-D, --database=.. Database to use\n\
-h, --host=... Connect to host\n\
-p[password], --password[=...]\n\
Password to use when connecting to server\n\
If password is not given it's asked from the tty.\n");
printf("\n\
-P --port=... Port number to use for connection\n\
-Q, --query=... Query to execute in each threads\n\
-S --socket=... Socket file to use for connection\n");
printf("\
-t --thread-count=# Number of threads to start (default: %d) \n\
-u, --user=# User for login if not current user\n\
-v, --verbose Write some progress indicators\n\
-V, --version Output version information and exit\n",
number_of_threads);
print_defaults("my",load_default_groups);
printf("\nExample usage:\n\n\
%s -Q 'select * from mysql.user' -c %d -t %d\n",
my_progname, number_of_tests, number_of_threads);
}
static void get_options(int argc, char **argv)
{
int c,option_index=0,error=0;
bool tty_password=0;
load_defaults("my",load_default_groups,&argc,&argv);
while ((c=getopt_long(argc,argv, "c:D:h:p::VQ:P:S:t:?I",
long_options, &option_index)) != EOF)
{
switch (c) {
case 'c':
number_of_tests=atoi(optarg);
break;
case 'D':
my_free(database,MYF(MY_ALLOW_ZERO_PTR));
database=my_strdup(optarg,MYF(MY_WME));
break;
case 'h':
host = optarg;
break;
case 'Q': /* Allow old 'q' option */
query= optarg;
break;
case 'p':
if (optarg)
{
my_free(password,MYF(MY_ALLOW_ZERO_PTR));
password=my_strdup(optarg,MYF(MY_FAE));
while (*optarg) *optarg++= 'x'; /* Destroy argument */
}
else
tty_password=1;
break;
case 'u':
my_free(user,MYF(MY_ALLOW_ZERO_PTR));
user= my_strdup(optarg,MYF(0));
break;
case 'P':
tcp_port= (unsigned int) atoi(optarg);
break;
case 'S':
my_free(unix_socket,MYF(MY_ALLOW_ZERO_PTR));
unix_socket= my_strdup(optarg,MYF(0));
break;
case 't':
number_of_threads=atoi(optarg);
break;
case 'v':
verbose=1;
break;
case 'V':
version=1;
usage();
exit(0);
break;
default:
fprintf(stderr,"Illegal option character '%c'\n",opterr);
/* Fall through */
case '?':
case 'I': /* Info */
error++;
break;
}
}
if (error || argc != optind)
{
usage();
exit(1);
}
free_defaults(argv);
if (tty_password)
password=get_tty_password(NullS);
return;
}
int main(int argc, char **argv)
{
pthread_t tid;
pthread_attr_t thr_attr;
int i,error;
MY_INIT(argv[0]);
get_options(argc,argv);
if ((error=pthread_cond_init(&COND_thread_count,NULL)))
{
fprintf(stderr,"Got error: %d from pthread_cond_init (errno: %d)",
error,errno);
exit(1);
}
pthread_mutex_init(&LOCK_thread_count,MY_MUTEX_INIT_FAST);
if ((error=pthread_attr_init(&thr_attr)))
{
fprintf(stderr,"Got error: %d from pthread_attr_init (errno: %d)",
error,errno);
exit(1);
}
if ((error=pthread_attr_setdetachstate(&thr_attr,PTHREAD_CREATE_DETACHED)))
{
fprintf(stderr,
"Got error: %d from pthread_attr_setdetachstate (errno: %d)",
error,errno);
exit(1);
}
printf("Init ok. Creating %d threads\n",number_of_threads);
for (i=1 ; i <= number_of_threads ; i++)
{
int *param= &i;
if (verbose) { putchar('+'); fflush(stdout); }
pthread_mutex_lock(&LOCK_thread_count);
if ((error=pthread_create(&tid,&thr_attr,test_thread,(void*) param)))
{
fprintf(stderr,"\nGot error: %d from pthread_create (errno: %d) when creating thread: %i\n",
error,errno,i);
pthread_mutex_unlock(&LOCK_thread_count);
exit(1);
}
thread_count++;
pthread_mutex_unlock(&LOCK_thread_count);
}
printf("Waiting for threads to finnish\n");
error=pthread_mutex_lock(&LOCK_thread_count);
while (thread_count)
{
if ((error=pthread_cond_wait(&COND_thread_count,&LOCK_thread_count)))
fprintf(stderr,"\nGot error: %d from pthread_cond_wait\n",error);
}
pthread_mutex_unlock(&LOCK_thread_count);
pthread_attr_destroy(&thr_attr);
printf("\nend\n");
my_end(0);
return 0;
exit(0);
return 0; /* Keep some compilers happy */
}
#endif /* THREAD */