int
write_something (glfs_t *fs)
{
glfs_fd_t *fd = NULL;
char *buf = NULL;
int ret = 0;
int j = 0;
fd = glfs_creat (fs, "filename", O_RDWR, 0644);
if (!fd) {
fprintf (stderr, "%s: (%p) %s\n", "filename", fd,
strerror (errno));
return -1;
}
buf = (char *) malloc (WRITE_SIZE);
memset (buf, '-', WRITE_SIZE);
for (j = 0; j < 4; j++) {
ret = glfs_write (fd, buf, WRITE_SIZE, 0);
if (ret < 0) {
fprintf (stderr, "Write(%s): %d (%s)\n", "filename", ret,
strerror (errno));
return ret;
}
glfs_lseek (fd, 0, SEEK_SET);
}
return 0;
}
boffset_t gfapi_device::d_lseek(DCR *dcr, boffset_t offset, int whence)
{
if (m_gfd) {
return glfs_lseek(m_gfd, offset, whence);
} else {
errno = EBADF;
return -1;
}
}
static int64_t qemu_gluster_getlength(BlockDriverState *bs)
{
BDRVGlusterState *s = bs->opaque;
int64_t ret;
ret = glfs_lseek(s->fd, 0, SEEK_END);
if (ret < 0) {
return -errno;
} else {
return ret;
}
}
int
main (int argc, char *argv[])
{
glfs_t *fs = NULL;
int ret = 0;
glfs_fd_t *fd = NULL;
struct stat sb = {0, };
char readbuf[32];
char writebuf[32];
char *volname = "iops";
char *filename = "/filename2";
fs = glfs_new (volname);
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
return 1;
}
// ret = glfs_set_volfile (fs, "/tmp/filename.vol");
ret = glfs_set_volfile_server (fs, "socket", "localhost", 24007);
// ret = glfs_set_volfile_server (fs, "unix", "/tmp/gluster.sock", 0);
ret = glfs_set_logging (fs, "/dev/stderr", 7);
ret = glfs_init (fs);
fprintf (stderr, "glfs_init: returned %d\n", ret);
ret = glfs_lstat (fs, filename, &sb);
fprintf (stderr, "%s: (%d) %s\n", filename, ret, strerror (errno));
fd = glfs_creat (fs, filename, O_RDWR, 0644);
fprintf (stderr, "%s: (%p) %s\n", filename, fd, strerror (errno));
sprintf (writebuf, "hi there\n");
ret = glfs_write (fd, writebuf, 32, 0);
glfs_lseek (fd, 0, SEEK_SET);
ret = glfs_read (fd, readbuf, 32, 0);
printf ("read %d, %s", ret, readbuf);
glfs_close (fd);
return ret;
}
static int fio_gf_prep(struct thread_data *td, struct io_u *io_u)
{
struct fio_file *f = io_u->file;
struct gf_data *g = td->io_ops_data;
dprint(FD_FILE, "fio prep\n");
if (!ddir_rw(io_u->ddir))
return 0;
if (LAST_POS(f) != -1ULL && LAST_POS(f) == io_u->offset)
return 0;
if (glfs_lseek(g->fd, io_u->offset, SEEK_SET) < 0) {
td_verror(td, errno, "lseek");
return 1;
}
return 0;
}
int
main (int argc, char *argv[])
{
glfs_t *fs = NULL;
glfs_t *fs2 = NULL;
int ret = 0;
glfs_fd_t *fd = NULL;
glfs_fd_t *fd2 = NULL;
struct stat sb = {0, };
char readbuf[32];
char writebuf[32];
char *filename = "/filename2";
fs = glfs_new ("fsync");
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
return 1;
}
// ret = glfs_set_volfile (fs, "/tmp/posix.vol");
ret = glfs_set_volfile_server (fs, "tcp", "localhost", 24007);
// ret = glfs_set_volfile_server (fs, "unix", "/tmp/gluster.sock", 0);
ret = glfs_set_logging (fs, "/dev/stderr", 7);
ret = glfs_init (fs);
fprintf (stderr, "glfs_init: returned %d\n", ret);
sleep (2);
fs2 = glfs_new ("fsync");
if (!fs2) {
fprintf (stderr, "glfs_new: returned NULL\n");
return 1;
}
// ret = glfs_set_volfile (fs2, "/tmp/posix.vol");
ret = glfs_set_volfile_server (fs2, "tcp", "localhost", 24007);
ret = glfs_set_logging (fs2, "/dev/stderr", 7);
ret = glfs_init (fs2);
fprintf (stderr, "glfs_init: returned %d\n", ret);
ret = glfs_lstat (fs, filename, &sb);
fprintf (stderr, "%s: (%d) %s\n", filename, ret, strerror (errno));
fd = glfs_creat (fs, filename, O_RDWR, 0644);
fprintf (stderr, "%s: (%p) %s\n", filename, fd, strerror (errno));
fd2 = glfs_open (fs2, filename, O_RDWR);
fprintf (stderr, "%s: (%p) %s\n", filename, fd, strerror (errno));
sprintf (writebuf, "hi there\n");
ret = glfs_write (fd, writebuf, 32, 0);
glfs_lseek (fd2, 0, SEEK_SET);
ret = glfs_read (fd2, readbuf, 32, 0);
printf ("read %d, %s", ret, readbuf);
glfs_close (fd);
glfs_close (fd2);
filename = "/filename3";
ret = glfs_mknod (fs, filename, S_IFIFO, 0);
fprintf (stderr, "%s: (%d) %s\n", filename, ret, strerror (errno));
ret = glfs_lstat (fs, filename, &sb);
fprintf (stderr, "%s: (%d) %s\n", filename, ret, strerror (errno));
ret = glfs_rename (fs, filename, "/filename4");
fprintf (stderr, "rename(%s): (%d) %s\n", filename, ret,
strerror (errno));
ret = glfs_unlink (fs, "/filename4");
fprintf (stderr, "unlink(%s): (%d) %s\n", "/filename4", ret,
strerror (errno));
filename = "/dirname2";
ret = glfs_mkdir (fs, filename, 0);
fprintf (stderr, "%s: (%d) %s\n", filename, ret, strerror (errno));
ret = glfs_lstat (fs, filename, &sb);
fprintf (stderr, "lstat(%s): (%d) %s\n", filename, ret, strerror (errno));
ret = glfs_rmdir (fs, filename);
fprintf (stderr, "rmdir(%s): (%d) %s\n", filename, ret, strerror (errno));
test_dirops (fs);
test_xattr (fs);
test_chdir (fs);
// done
glfs_fini (fs);
glfs_fini (fs2);
return ret;
}
int
main (int argc, char *argv[])
{
glfs_t *fs = NULL;
glfs_t *fs2 = NULL;
glfs_t *fs_tmp = NULL;
glfs_t *fs_tmp2 = NULL;
int ret = 0, i;
glfs_fd_t *fd = NULL;
glfs_fd_t *fd2 = NULL;
glfs_fd_t *fd_tmp = NULL;
glfs_fd_t *fd_tmp2 = NULL;
char readbuf[32];
char *filename = "file_tmp";
char *writebuf = NULL;
char *vol_id = NULL;
unsigned int cnt = 1;
struct glfs_upcall *cbk = NULL;
char *logfile = NULL;
char *volname = NULL;
char *hostname = NULL;
if (argc != 4) {
fprintf (stderr, "Invalid argument\n");
exit(1);
}
hostname = argv[1];
volname = argv[2];
logfile = argv[3];
fs = glfs_new (volname);
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
return -1;
}
ret = glfs_set_volfile_server (fs, "tcp", hostname, 24007);
LOG_ERR("glfs_set_volfile_server", ret);
ret = glfs_set_logging (fs, logfile, 7);
LOG_ERR("glfs_set_logging", ret);
ret = glfs_init (fs);
LOG_ERR("glfs_init", ret);
/* This does not block, but enables caching of events. Real
* applications like NFS-Ganesha run this in a thread before activity
* on the fs (through this instance) happens. */
ret = glfs_h_poll_upcall(fs_tmp, &cbk);
LOG_ERR ("glfs_h_poll_upcall", ret);
fs2 = glfs_new (volname);
if (!fs2) {
fprintf (stderr, "glfs_new fs2: returned NULL\n");
return 1;
}
ret = glfs_set_volfile_server (fs2, "tcp", hostname, 24007);
LOG_ERR("glfs_set_volfile_server-fs2", ret);
ret = glfs_set_logging (fs2, logfile, 7);
LOG_ERR("glfs_set_logging-fs2", ret);
ret = glfs_init (fs2);
LOG_ERR("glfs_init-fs2", ret);
fd = glfs_creat(fs, filename, O_RDWR|O_SYNC, 0644);
if (fd <= 0) {
ret = -1;
LOG_ERR ("glfs_creat", ret);
}
fprintf (stderr, "glfs-create fd - %d\n", fd);
fd2 = glfs_open(fs2, filename, O_SYNC|O_RDWR|O_CREAT);
if (fd2 <= 0) {
ret = -1;
LOG_ERR ("glfs_open-fs2", ret);
}
fprintf (stderr, "glfs-open fd2 - %d\n", fd2);
do {
if (cnt%2) {
fd_tmp = fd;
fs_tmp = fs;
fd_tmp2 = fd2;
fs_tmp2 = fs2;
} else {
fd_tmp = fd2;
fs_tmp = fs2;
fd_tmp2 = fd;
fs_tmp2 = fs;
}
/* WRITE on fd_tmp */
writebuf = malloc(10);
if (writebuf) {
memcpy (writebuf, "abcd", 4);
ret = glfs_write (fd_tmp, writebuf, 4, 0);
if (ret <= 0) {
ret = -1;
LOG_ERR ("glfs_write", ret);
} else {
fprintf (stderr,
"glfs_write suceeded\n");
}
free(writebuf);
} else {
fprintf (stderr,
"Could not allocate writebuf\n");
return -1;
}
/* READ on fd_tmp2 */
ret = glfs_lseek (fd_tmp2, 0, SEEK_SET);
LOG_ERR ("glfs_lseek", ret);
memset (readbuf, 0, sizeof(readbuf));
ret = glfs_pread (fd_tmp2, readbuf, 4, 0, 0, NULL);
if (ret <= 0) {
ret = -1;
LOG_ERR ("glfs_pread", ret);
} else {
fprintf (stderr, "glfs_read: %s\n", readbuf);
}
/* Open() fops seem to be not performed on server side until
* there are I/Os on that fd
*/
if (cnt > 2) {
struct glfs_upcall_inode *in_arg = NULL;
enum glfs_upcall_reason reason = 0;
struct glfs_object *object = NULL;
uint64_t flags = 0;
uint64_t expire = 0;
ret = glfs_h_poll_upcall(fs_tmp, &cbk);
LOG_ERR ("glfs_h_poll_upcall", ret);
reason = glfs_upcall_get_reason (cbk);
/* Expect 'GLFS_INODE_INVALIDATE' upcall event. */
if (reason == GLFS_UPCALL_INODE_INVALIDATE) {
in_arg = glfs_upcall_get_event (cbk);
object = glfs_upcall_inode_get_object (in_arg);
flags = glfs_upcall_inode_get_flags (in_arg);
expire = glfs_upcall_inode_get_expire (in_arg);
fprintf (stderr, " upcall event type - %d,"
" object(%p), flags(%d), "
" expire_time_attr(%d)\n" ,
reason, object, flags, expire);
} else {
fprintf (stderr,
"Didnt receive upcall notify event");
ret = -1;
goto err;
}
glfs_free (cbk);
}
sleep(5);
} while (++cnt < 5);
err:
glfs_close(fd);
LOG_ERR ("glfs_close", ret);
glfs_close(fd2);
LOG_ERR ("glfs_close-fd2", ret);
out:
if (fs) {
ret = glfs_fini(fs);
fprintf (stderr, "glfs_fini(fs) returned %d \n", ret);
}
if (fs2) {
ret = glfs_fini(fs2);
fprintf (stderr, "glfs_fini(fs2) returned %d \n", ret);
}
if (ret)
exit(1);
exit(0);
}
long
glfs_java_seek_end (glfs_fd_t *glfd, off_t location)
{
return glfs_lseek (glfd, location, SEEK_END);
}
long
glfs_java_seek_current (glfs_fd_t *glfd, off_t location)
{
return glfs_lseek (glfd, location, SEEK_CUR);
}
long
glfs_java_seek_set (glfs_fd_t *glfd, off_t location)
{
return glfs_lseek (glfd, location, SEEK_SET);
}
static int
large_read_write (glfs_t *fs) {
int ret = 0;
int j = 0;
glfs_fd_t *fd = NULL;
glfs_fd_t *fd1 = NULL;
char *filename = NULL;
char *buf = NULL;
ret = asprintf (&filename, "filerw%d", extension);
if (ret < 0) {
fprintf (stderr, "cannot construct filename (%s)",
strerror (errno));
return ret;
}
extension++;
fd = glfs_creat (fs, filename, O_RDWR, 0644);
if (!fd) {
fprintf (stderr, "%s: (%p) %s\n", filename, fd,
strerror (errno));
return -1;
}
buf = (char *) malloc (WRITE_SIZE);
memset (buf, '-', WRITE_SIZE);
for (j = 0; j < READ_WRITE_LOOP; j++) {
ret = glfs_write (fd, buf, WRITE_SIZE, 0);
if (ret < 0) {
fprintf (stderr, "Write(%s): %d (%s)\n", filename, ret,
strerror (errno));
return ret;
}
}
fd1 = glfs_open (fs, filename, O_RDWR);
if (fd1 < 0) {
fprintf (stderr, "Open(%s): %d (%s)\n", filename, ret,
strerror (errno));
return -1;
}
glfs_lseek (fd1, 0, SEEK_SET);
for (j = 0; j < READ_WRITE_LOOP; j++) {
ret = glfs_read (fd1, buf, WRITE_SIZE, 0);
if (ret < 0) {
fprintf (stderr, "Read(%s): %d (%s)\n", filename, ret,
strerror (errno));
return ret;
}
}
for (j = 0; j < READ_WRITE_LOOP; j++) {
ret = glfs_write (fd1, buf, WRITE_SIZE, 0);
if (ret < 0) {
fprintf (stderr, "Write(%s): %d (%s)\n", filename, ret,
strerror (errno));
return ret;
}
}
glfs_close (fd);
glfs_close (fd1);
ret = glfs_unlink (fs, filename);
if (ret < 0) {
fprintf (stderr, "glfs_unlink failed with ret: %d (%s)\n",
ret, strerror (errno));
return -1;
}
free (buf);
free (filename);
}
int
main (int argc, char *argv[])
{
glfs_t *fs = NULL;
glfs_t *fs2 = NULL;
glfs_t *fs_tmp = NULL;
glfs_t *fs_tmp2 = NULL;
int ret = 0, i;
glfs_fd_t *fd = NULL;
glfs_fd_t *fd2 = NULL;
glfs_fd_t *fd_tmp = NULL;
glfs_fd_t *fd_tmp2 = NULL;
char readbuf[32];
char *filename = "file_tmp";
char *writebuf = NULL;
char *vol_id = NULL;
unsigned int cnt = 1;
struct callback_arg cbk;
char *logfile = NULL;
char *volname = NULL;
cbk.object = NULL;
if (argc != 3) {
fprintf (stderr, "Invalid argument\n");
exit(1);
}
volname = argv[1];
logfile = argv[2];
fs = glfs_new (volname);
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
return -1;
}
ret = glfs_set_volfile_server (fs, "tcp", "localhost", 24007);
LOG_ERR("glfs_set_volfile_server", ret);
ret = glfs_set_logging (fs, logfile, 7);
LOG_ERR("glfs_set_logging", ret);
ret = glfs_init (fs);
LOG_ERR("glfs_init", ret);
fs2 = glfs_new (volname);
if (!fs2) {
fprintf (stderr, "glfs_new fs2: returned NULL\n");
return 1;
}
ret = glfs_set_volfile_server (fs2, "tcp", "localhost", 24007);
LOG_ERR("glfs_set_volfile_server-fs2", ret);
ret = glfs_set_logging (fs2, logfile, 7);
LOG_ERR("glfs_set_logging-fs2", ret);
ret = glfs_init (fs2);
LOG_ERR("glfs_init-fs2", ret);
fd = glfs_creat(fs, filename, O_RDWR|O_SYNC, 0644);
if (fd <= 0) {
ret = -1;
LOG_ERR ("glfs_creat", ret);
}
fprintf (stderr, "glfs-create fd - %d\n", fd);
fd2 = glfs_open(fs2, filename, O_SYNC|O_RDWR|O_CREAT);
if (fd2 <= 0) {
ret = -1;
LOG_ERR ("glfs_open-fs2", ret);
}
fprintf (stderr, "glfs-open fd2 - %d\n", fd2);
do {
if (cnt%2) {
fd_tmp = fd;
fs_tmp = fs;
fd_tmp2 = fd2;
fs_tmp2 = fs2;
} else {
fd_tmp = fd2;
fs_tmp = fs2;
fd_tmp2 = fd;
fs_tmp2 = fs;
}
/* WRITE on fd_tmp */
writebuf = malloc(10);
if (writebuf) {
memcpy (writebuf, "abcd", 4);
ret = glfs_write (fd_tmp, writebuf, 4, 0);
if (ret <= 0) {
ret = -1;
LOG_ERR ("glfs_write", ret);
} else {
fprintf (stderr,
"glfs_write suceeded\n");
}
free(writebuf);
} else {
fprintf (stderr,
"Could not allocate writebuf\n");
return -1;
}
/* READ on fd_tmp2 */
ret = glfs_lseek (fd_tmp2, 0, SEEK_SET);
LOG_ERR ("glfs_lseek", ret);
ret = glfs_pread (fd_tmp2, readbuf, 4, 0, 0);
if (ret <= 0) {
ret = -1;
LOG_ERR ("glfs_pread", ret);
} else {
fprintf (stderr, "glfs_read: %s\n", readbuf);
}
/* Open() fops seem to be not performed on server side until
* there are I/Os on that fd
*/
if (cnt > 2) {
ret = glfs_h_poll_upcall(fs_tmp, &cbk);
LOG_ERR ("glfs_h_poll_upcall", ret);
if (cbk.object) {
fprintf (stderr, " upcall event type - %d,"
" flags - %d, expire_time_attr - %d\n" ,
cbk.reason, cbk.flags, cbk.expire_time_attr);
} else {
fprintf (stderr,
"Dint receive upcall notify event");
ret = -1;
goto err;
}
}
sleep(5);
} while (++cnt < 5);
err:
glfs_close(fd);
LOG_ERR ("glfs_close", ret);
glfs_close(fd2);
LOG_ERR ("glfs_close-fd2", ret);
out:
if (fs) {
ret = glfs_fini(fs);
fprintf (stderr, "glfs_fini(fs) returned %d \n", ret);
}
if (fs2) {
ret = glfs_fini(fs2);
fprintf (stderr, "glfs_fini(fs2) returned %d \n", ret);
}
if (ret)
exit(1);
exit(0);
}
int
gluster_put (glfs_t *fs, struct state *state)
{
int ret = -1;
glfs_fd_t *fd = NULL;
char *filename = state->gluster_url->path;
char *dir_path = strdup (state->gluster_url->path);
struct stat statbuf;
if (dir_path == NULL) {
error (EXIT_FAILURE, errno, "strdup");
goto out;
}
ret = glfs_lstat (fs, filename, &statbuf);
if (ret != -1 && !state->append && !state->overwrite) {
errno = EEXIST;
ret = -1;
goto out;
}
if (state->parents) {
ret = gluster_create_path (fs, dir_path,
get_default_dir_mode_perm ());
if (ret == -1) {
goto out;
}
}
fd = glfs_creat (fs, filename, O_RDWR, get_default_file_mode_perm ());
if (fd == NULL) {
ret = -1;
goto out;
}
ret = gluster_lock (fd, F_WRLCK);
if (ret == -1) {
goto out;
}
if (state->append) {
ret = glfs_lseek (fd, 0, SEEK_END);
if (ret == -1) {
error (0, errno, "seek error: %s", filename);
goto out;
}
} else {
ret = glfs_ftruncate (fd, 0);
if (ret == -1) {
error (0, errno, "truncate error: %s", filename);
goto out;
}
}
if (gluster_write (STDIN_FILENO, fd) == 0) {
ret = -1;
}
out:
free (dir_path);
if (fd) {
glfs_close (fd);
}
return ret;
}
