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;
}
/*
* Write data to a volume using gfapi.
*/
ssize_t gfapi_device::d_write(int fd, const void *buffer, size_t count)
{
if (m_gfd) {
return glfs_write(m_gfd, buffer, count, 0);
} else {
errno = EBADF;
return -1;
}
}
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;
}
int
glfs_test_function (const char *hostname, const char *volname,
const char *logfile)
{
int ret = -1;
int flags = O_CREAT | O_RDWR;
glfs_t *fs = NULL;
glfs_fd_t *glfd = NULL;
const char *buff = "This is from my prog\n";
const char *filename = "glfs_test.txt";
fs = init_glfs (hostname, volname, logfile);
if (fs == NULL) {
LOG_ERR ("init_glfs failed");
return -1;
}
glfd = glfs_creat (fs, filename, flags, 0644);
if (glfd == NULL) {
LOG_ERR ("glfs_creat failed");
goto out;
}
ret = glfs_write (glfd, buff, strlen (buff), flags);
if (ret < 0) {
LOG_ERR ("glfs_write failed");
goto out;
}
ret = glfs_close (glfd);
if (ret < 0) {
LOG_ERR ("glfs_write failed");
goto out;
}
out:
ret = glfs_fini (fs);
if (ret) {
LOG_ERR ("glfs_fini failed");
}
return ret;
}
static int fio_gf_queue(struct thread_data *td, struct io_u *io_u)
{
struct gf_data *g = td->io_ops_data;
int ret = 0;
dprint(FD_FILE, "fio queue len %lu\n", io_u->xfer_buflen);
fio_ro_check(td, io_u);
if (io_u->ddir == DDIR_READ)
ret = glfs_read(g->fd, io_u->xfer_buf, io_u->xfer_buflen, 0);
else if (io_u->ddir == DDIR_WRITE)
ret = glfs_write(g->fd, io_u->xfer_buf, io_u->xfer_buflen, 0);
else if (io_u->ddir == DDIR_SYNC)
ret = glfs_fsync(g->fd);
else if (io_u->ddir == DDIR_DATASYNC)
ret = glfs_fdatasync(g->fd);
else {
log_err("unsupported operation.\n");
return -EINVAL;
}
dprint(FD_FILE, "fio len %lu ret %d\n", io_u->xfer_buflen, ret);
if (io_u->file && ret >= 0 && ddir_rw(io_u->ddir))
LAST_POS(io_u->file) = io_u->offset + ret;
if (ret != (int)io_u->xfer_buflen) {
if (ret >= 0) {
io_u->resid = io_u->xfer_buflen - ret;
io_u->error = 0;
return FIO_Q_COMPLETED;
} else
io_u->error = errno;
}
if (io_u->error) {
log_err("IO failed.\n");
td_verror(td, io_u->error, "xfer");
}
return FIO_Q_COMPLETED;
}
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_write (glfs_fd_t *glfd, b_array *io_data, size_t size)
{
return glfs_write (glfd, io_data, size, 0);
}
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[])
{
int ret = -1;
int flags = O_RDWR|O_SYNC;
glfs_t *fs = NULL;
glfs_fd_t *fd1 = NULL;
char *volname = NULL;
char *logfile = NULL;
const char *filename = "file_tmp";
const char buff[WRITE_SIZE];
struct stat sb;
if (argc != 3) {
fprintf (stderr, "Invalid argument\n");
return 1;
}
volname = argv[1];
logfile = argv[2];
fs = glfs_new (volname);
if (!fs)
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_new", ret, out);
ret = glfs_set_volfile_server (fs, "tcp", "localhost", 24007);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_set_volfile_server", ret, out);
ret = glfs_set_logging (fs, logfile, 7);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_set_logging", ret, out);
ret = glfs_init (fs);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_init", ret, out);
fd1 = glfs_creat(fs, filename, flags, 0644);
if (fd1 == NULL) {
ret = -1;
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_creat", ret, out);
}
ret = glfs_write (fd1, buff, WRITE_SIZE, flags);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_write", ret, out);
ret = glfs_truncate (fs, filename, TRUNC_SIZE);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_truncate", ret, out);
ret = glfs_fstat (fd1, &sb);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_fstat", ret, out);
if (sb.st_size != TRUNC_SIZE) {
fprintf (stderr, "wrong size %jd should be %jd\n",
(intmax_t)sb.st_size, (intmax_t)2048);
ret = -1;
}
out:
if (fd1 != NULL)
glfs_close(fd1);
if (fs) {
/*
* If this fails (as it does on Special Snowflake NetBSD for no
* good reason), it shouldn't affect the result of the test.
*/
(void) glfs_fini(fs);
}
return ret;
}
bool GlusterBackend::put(const SyncEvent* _putEvent) {
if(_putEvent == nullptr || _putEvent->fullPathBuffer.empty())
return false;
FileNode* node = FileSystem::getInstance().findAndOpenNode(_putEvent->fullPathBuffer);
if(node == nullptr){
LOG(ERROR)<<_putEvent->fullPathBuffer<<" Does not exist! So can't upload it.";
return false;
}
uint64_t inodeNum = FileSystem::getInstance().assignINodeNum((intptr_t)node);
//Double check if not already uploaded
if(node->flushed()){
node->close(inodeNum);
return true;
}
//CheckEvent validity
if(!UploadQueue::getInstance().checkEventValidity(*_putEvent)) {
//release file delete lock, so they can delete it
node->close(inodeNum);
return true;//going to be deletes so anyway say it's synced!
}
if(node->mustBeDeleted()){
node->close(inodeNum);
return true;
}
//Create necessary directories
//Traverse FileSystem Hierarchies
Poco::StringTokenizer tokenizer(_putEvent->fullPathBuffer,
FileSystem::delimiter,Poco::StringTokenizer::TOK_TRIM |
Poco::StringTokenizer::TOK_IGNORE_EMPTY);
//Nested directories
if(tokenizer.count()>=2){
for(unsigned int i=0;i<tokenizer.count()-1;i++){
string path = FileSystem::delimiter;
for(unsigned int j=0;j<=i;j++){
path += tokenizer[j];
path += FileSystem::delimiter;
}
if(!createDirectory(path.c_str())){
LOG(ERROR)<<"Failed to create parent directory("<<tokenizer[i]<<") for:"<<_putEvent->fullPathBuffer;
node->close(inodeNum);
return false;
}
}
}
//Create the file! (overwrite or create)
glfs_fd_t *fd = glfs_creat((glfs_t*)fs, _putEvent->fullPathBuffer.c_str(), O_RDWR, 0644);
//glfs_fd_t *fd = glfs_open(,O_RDWR| O_CREAT | O_TRUNC);
if(!fd){
LOG(ERROR)<<"Error in creating file:"<<_putEvent->fullPathBuffer<<" in GlusterFS. errno:"<<errno;
return false;
}
//Ready to write (write each time a blocksize)
uint64_t buffSize = 1024ll*1024ll*10ll;
char *buff = new char[buffSize];//10MB buffer
size_t offset = 0;
long read = 0;
//FileNode *node = _putEvent->node;
do {
//CheckEvent validity
if(!UploadQueue::getInstance().checkEventValidity(*_putEvent)){
glfs_close(fd);
delete []buff;
buff = nullptr;
node->close(inodeNum);
return true;
}
if(node->mustBeDeleted()){//Check Delete
glfs_close(fd);
delete []buff;
buff = nullptr;
node->close(inodeNum);
return true;
}
//get lock delete so file won't be deleted
read = node->read(buff,offset,buffSize);
offset += read;
int64_t written = glfs_write(fd,buff,read,0);
if(written!=read){
LOG(ERROR)<<"Error while writing to:"<<_putEvent->fullPathBuffer<<
". Asked to write:"<<read<<" but wrote:"<<written;
glfs_close(fd);
return false;
}
}
while(read > 0);
delete []buff;
buff = nullptr;
if(node->mustBeDeleted()){//Check Delete
glfs_close(fd);
node->close(inodeNum);
return true;
}
//Now sync
if(glfs_close(fd)!=0){
LOG(ERROR)<<"Error in closing:"<<_putEvent->fullPathBuffer<<" errorNo:"<<errno;
node->close(inodeNum);
return false;
}
node->close(inodeNum);
return true;
}
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);
}
