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#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <time.h>
#include <limits.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <glusterfs/api/glfs.h>
#include <glusterfs/api/glfs-handles.h>
int
fill_iov(struct iovec *iov, char fillchar, int count)
{
int ret = -1;
iov->iov_base = malloc(count + 1);
if (iov->iov_base == NULL) {
return ret;
} else {
iov->iov_len = count;
ret = 0;
}
memset(iov->iov_base, fillchar, count);
memset(iov->iov_base + count, '\0', 1);
return ret;
}
int
write_sync(glfs_t *fs, glfs_fd_t *glfd, int char_count)
{
ssize_t ret = -1;
int flags = O_RDWR;
struct iovec iov = {0};
ret = fill_iov(&iov, 'a', char_count);
if (ret) {
fprintf(stderr, "failed to create iov");
goto out;
}
ret = glfs_pwritev(glfd, &iov, 1, 0, flags);
out:
if (ret < 0) {
fprintf(stderr, "glfs_pwritev failed, %d", errno);
}
return ret;
}
int
main(int argc, char *argv[])
{
glfs_t *fs = NULL;
glfs_fd_t *fd = NULL;
int ret = 1;
char volume_cmd[4096] = {0};
if (argc != 4) {
fprintf(stderr, "Syntax: %s <host> <volname> <file>\n", argv[0]);
return 1;
}
fs = glfs_new(argv[2]);
if (!fs) {
fprintf(stderr, "glfs_new: returned NULL\n");
return 1;
}
ret = glfs_set_volfile_server(fs, "tcp", argv[1], 24007);
if (ret != 0) {
fprintf(stderr, "glfs_set_volfile_server: returned %d\n", ret);
goto out;
}
ret = glfs_set_logging(fs, "/tmp/ec-badfd.log", 7);
if (ret != 0) {
fprintf(stderr, "glfs_set_logging: returned %d\n", ret);
goto out;
}
ret = glfs_init(fs);
if (ret != 0) {
fprintf(stderr, "glfs_init: returned %d\n", ret);
goto out;
}
fd = glfs_open(fs, argv[3], O_RDWR);
if (fd == NULL) {
fprintf(stderr, "glfs_open: returned NULL\n");
goto out;
}
ret = write_sync(fs, fd, 16);
if (ret < 0) {
fprintf(stderr, "write_sync failed\n");
}
snprintf(volume_cmd, sizeof(volume_cmd),
"gluster --mode=script volume stop %s", argv[2]);
/*Stop the volume so that update-size-version fails*/
system(volume_cmd);
sleep(8); /* 3 seconds more than eager-lock-timeout*/
snprintf(volume_cmd, sizeof(volume_cmd),
"gluster --mode=script volume start %s", argv[2]);
system(volume_cmd);
sleep(8); /*wait for bricks to come up*/
ret = glfs_fsync(fd, NULL, NULL);
if (ret == 0) {
fprintf(stderr, "fsync succeeded on a BADFD\n");
exit(1);
}
ret = glfs_close(fd);
if (ret == 0) {
fprintf(stderr, "flush succeeded on a BADFD\n");
exit(1);
}
ret = 0;
out:
unlink("/tmp/ec-badfd.log");
glfs_fini(fs);
return ret;
}
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