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stress2: Update test to ensure propper cleanup of fifo files

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This commit is contained in:
Peter Holm 2021-09-20 07:36:27 +00:00
parent 7ba7bf48d5
commit 9ac518adf0
1 changed files with 25 additions and 42 deletions
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67
tools/test/stress2/testcases/mkfifo/mkfifo.c
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@ -26,82 +26,63 @@
*/
#include <sys/param.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <sys/wait.h>
#include <string.h>
#include <err.h>
#include <fcntl.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "stress.h"
static char path[MAXPATHLEN+1];
#define NB (1 * 1024 * 1024)
static int bufsize;
static int freespace;
static void
handler2(int i __unused)
{
_exit(0);
}
static int bufsize, freespace;
static void
reader(void) {
int fd;
int i, n, *buf;
fd_set set;
struct timeval tv;
int *buf, fd, n;
setproctitle("reader");
signal(SIGALRM, handler2);
alarm(60);
if ((fd = open(path, O_RDWR, 0600)) < 0) {
unlink(path);
if ((fd = open(path, O_RDONLY | O_NONBLOCK)) < 0)
err(1, "open(%s)", path);
}
if ((buf = malloc(bufsize)) == NULL)
err(1, "malloc(%d), %s:%d", bufsize, __FILE__, __LINE__);
for (i = 0; i < NB; i+= bufsize) {
n = 0;
FD_ZERO(&set);
FD_SET(fd, &set);
tv.tv_sec = 10;
tv.tv_usec = 0;
if (select(fd + 1, &set, NULL, NULL, &tv) == 1) {
if ((n = read(fd, buf, bufsize)) < 0)
err(1, "read(), %s:%d", __FILE__, __LINE__);
if (n == 0) break;
}
close(fd);
free(buf);
return;
}
static void
writer(void) {
int i, *buf;
int fd;
signal(SIGALRM, handler2);
alarm(60);
int *buf, fd;
setproctitle("writer");
if ((fd = open(path, O_RDWR, 0600)) < 0) {
if ((fd = open(path, O_WRONLY)) < 0) {
unlink(path);
err(1, "open(%s)", path);
}
if ((buf = malloc(bufsize)) == NULL)
err(1, "malloc(%d), %s:%d", bufsize, __FILE__, __LINE__);
for (i = 0; i < bufsize / (int)sizeof(int); i++)
buf[i] = i;
memset(buf, 0, bufsize);
for (i = 0; i < NB; i+= bufsize) {
if (write(fd, buf, bufsize) < 0) {
err(1, "write(%d), %s:%d", fd,
__FILE__, __LINE__);
}
}
if (write(fd, buf, bufsize) < 0)
err(1, "write(%d), %s:%d", fd, __FILE__, __LINE__);
close(fd);
free(buf);
return;
}
int
@ -134,6 +115,7 @@ setup(int nb)
if (!freespace)
_exit(0);
bufsize = 2 << random_int(2, 12);
return (0);
}
@ -179,5 +161,6 @@ test(void)
err(1, "fork(), %s:%d", __FILE__, __LINE__);
unlink(path);
return (0);
}