mirror of
https://github.com/checkpoint-restore/criu.git
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2e13f1f029
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>
94 lines
1.6 KiB
C
94 lines
1.6 KiB
C
#include <errno.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <sys/mount.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include "zdtmtst.h"
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const char *test_doc = "Check that a fifo read-only descriptor is restored with data";
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const char *test_author = "Andrew Vagin <avagin@openvz.org>";
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char *filename;
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TEST_OPTION(filename, string, "file name", 1);
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#define BUF_SIZE (16 * 4096) /* A fifo buffer has 16 slots by default */
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int main(int argc, char **argv)
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{
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int fd;
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int fd_ro;
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struct stat st;
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mode_t mode = S_IFIFO | 0700;
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uint8_t buf[BUF_SIZE];
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uint32_t crc;
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int ret;;
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test_init(argc, argv);
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if (mknod(filename, mode, 0)) {
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pr_perror("can't make fifo \"%s\"", filename);
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exit(1);
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}
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fd = open(filename, O_RDWR);
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if (fd < 0) {
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pr_perror("can't open %s", filename);
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return 1;
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}
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fd_ro = open(filename, O_RDONLY);
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if (fd_ro < 0) {
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pr_perror("can't open %s", filename);
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return 1;
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}
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crc = ~0;
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datagen(buf, BUF_SIZE, &crc);
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ret = write(fd, buf, BUF_SIZE);
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if (ret != BUF_SIZE) {
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pr_perror("write() failed");
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return 1;
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}
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close(fd);
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test_daemon();
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test_waitsig();
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ret = read(fd_ro, buf, BUF_SIZE);
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if (ret != BUF_SIZE) {
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pr_perror("read() failed");
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return 1;
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}
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crc = ~0;
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if (datachk(buf, BUF_SIZE, &crc)) {
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fail("data corrupted\n");
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return 1;
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}
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if (close(fd_ro) < 0) {
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fail("can't close %s: %m", filename);
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return 1;
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}
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if (stat(filename, &st) < 0) {
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fail("can't stat %s: %m", filename);
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return 1;
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}
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if (st.st_mode != mode) {
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fail("%s is no longer the fifo we had", filename);
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return 1;
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}
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if (unlink(filename) < 0) {
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fail("can't unlink %s: %m", filename);
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return 1;
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}
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pass();
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return 0;
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}
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