criu/test/zdtm/static/fifo-ghost.c
Pavel Emelyanov 2e13f1f029 test: Get rid of live directory
Move static and transition into zdtm top. We can't move all the micro
tests themselves, as we need to distinguish static from non static (zdtm.py
makes additional checks on static ones).

Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>
2016-02-20 13:40:52 +03:00

81 lines
1.4 KiB
C

#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/mount.h>
#include <sys/stat.h>
#include <fcntl.h>
#include "zdtmtst.h"
const char *test_doc = "Check that a ghost fifo with data restored";
const char *test_author = "Cyrill Gorcunov <gorcunov@openvz.org>";
char *filename;
TEST_OPTION(filename, string, "file name", 1);
int main(int argc, char **argv)
{
int fd;
int fd_ro;
mode_t mode = S_IFIFO | 0700;
uint8_t buf[256];
uint32_t crc;
int ret;
test_init(argc, argv);
if (mknod(filename, mode, 0)) {
pr_perror("can't make fifo \"%s\"", filename);
exit(1);
}
fd = open(filename, O_RDWR);
if (fd < 0) {
pr_perror("can't open %s", filename);
return 1;
}
fd_ro = open(filename, O_RDONLY);
if (fd_ro < 0) {
pr_perror("can't open %s", filename);
return 1;
}
crc = ~0;
datagen(buf, sizeof(buf), &crc);
ret = write(fd, buf, sizeof(buf));
if (ret != sizeof(buf)) {
pr_perror("write() failed");
return 1;
}
if (unlink(filename) < 0) {
fail("can't unlink %s", filename);
return 1;
}
close(fd);
test_daemon();
test_waitsig();
ret = read(fd_ro, buf, sizeof(buf));
if (ret != sizeof(buf)) {
pr_perror("read() failed");
return 1;
}
crc = ~0;
if (datachk(buf, sizeof(buf), &crc)) {
fail("data corrupted");
return 1;
}
if (close(fd_ro) < 0) {
fail("can't close %s", filename);
return 1;
}
pass();
return 0;
}