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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 cbk_complete = 0;
ssize_t cbk_ret_val = 0;
int
fill_iov (struct iovec *iov, char fillchar, int count)
{
int ret = -1;
iov->iov_base = calloc (count + 1, sizeof(fillchar));
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;
}
void
write_async_cbk (glfs_fd_t *fd, ssize_t ret, struct stat *prestat,
struct stat *poststat, void *cookie)
{
if (ret < 0) {
fprintf (stderr, "glfs_write failed");
}
cbk_ret_val = ret;
cbk_complete = 1;
}
int
write_async (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_async (glfd, &iov, 1, 0, flags, write_async_cbk,
NULL);
out:
if (ret < 0) {
fprintf (stderr, "glfs_pwritev async failed");
}
return ret;
}
int
main (int argc, char *argv[])
{
glfs_t *fs = NULL;
glfs_fd_t *fd = NULL;
int ret = 1;
char buf[1024] = {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: retuned %d\n", ret);
goto out;
}
ret = glfs_set_logging (fs, "/tmp/ec-fgetxattr.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 | O_TRUNC);
if (fd == NULL) {
fprintf (stderr, "glfs_open: returned NULL\n");
goto out;
}
ret = write_async (fs, fd, 16);
if (ret) {
fprintf (stderr, "write_async failed\n");
}
sleep (1);
ret = glfs_fgetxattr (fd, "trusted.glusterfs.abc", buf, sizeof buf);
while (cbk_complete != 1) {
/* ret will be -ve as xattr doesn't exist, and fgetxattr should
* return waaaayyy before writev */
ret = 0;
sleep (1);
}
if (cbk_ret_val < 0) {
fprintf (stderr, "cbk_ret_val is -ve\n");
ret = -1;
}
glfs_close(fd);
out:
unlink ("/tmp/ec-fgetxattr.log");
glfs_fini (fs);
return ret;
}
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