static ssize_t vfsx_pwrite(vfs_handle_struct *handle, files_struct *fsp, int fd, const void *data, size_t n, SMB_OFF_T offset)
{
ssize_t result = -1;
int count;
char buf[VFSX_MSG_OUT_SIZE];
count = snprintf(buf, VFSX_MSG_OUT_SIZE, "pwrite:%s:%s:%s", fsp->conn->user, fsp->conn->origpath, fsp->fsp_name);
if (vfsx_execute(buf, count) == VFSX_SUCCESS_TRANSPARENT) {
result = SMB_VFS_NEXT_PWRITE(handle, fsp, fd, data, n, offset);
}
return result;
}
static ssize_t tsmsm_pwrite(struct vfs_handle_struct *handle, struct files_struct *fsp,
void *data, size_t n, SMB_OFF_T offset) {
ssize_t result;
bool notify_online = tsmsm_aio_force(handle, fsp);
result = SMB_VFS_NEXT_PWRITE(handle, fsp, data, n, offset);
if((result != -1) && notify_online) {
/* We can't actually force AIO at this point (came here not from reply_read_and_X)
what we can do is to send notification that file became online
*/
notify_fname(handle->conn, NOTIFY_ACTION_MODIFIED,
FILE_NOTIFY_CHANGE_ATTRIBUTES,
fsp->fsp_name);
}
return result;
}
static ssize_t greyhole_pwrite(vfs_handle_struct *handle, files_struct *fsp, const void *data, size_t count, SMB_OFF_T offset)
{
ssize_t result;
FILE *spoolf;
char filename[255];
struct timeval tp;
result = SMB_VFS_NEXT_PWRITE(handle, fsp, data, count, offset);
if (result >= 0) {
gettimeofday(&tp, (struct timezone *) NULL);
char *share = lp_servicename(handle->conn->params->service);
snprintf(filename, 39 + strlen(share) + nDigits(fsp->fh->fd), "/var/spool/greyhole/%.0f-%s-%d", ((double) (tp.tv_sec)*1000000.0), share, fsp->fh->fd);
spoolf = fopen(filename, "wt");
fprintf(spoolf, "fwrite\n%s\n%d\n\n",
share,
fsp->fh->fd);
fclose(spoolf);
}
return result;
}
static ssize_t skel_pwrite(vfs_handle_struct *handle, files_struct *fsp, const void *data, size_t n, SMB_OFF_T offset)
{
return SMB_VFS_NEXT_PWRITE(handle, fsp, data, n, offset);
}
static ssize_t streams_xattr_pwrite(vfs_handle_struct *handle,
files_struct *fsp, const void *data,
size_t n, off_t offset)
{
struct stream_io *sio =
(struct stream_io *)VFS_FETCH_FSP_EXTENSION(handle, fsp);
struct ea_struct ea;
NTSTATUS status;
struct smb_filename *smb_fname_base = NULL;
int ret;
DEBUG(10, ("streams_xattr_pwrite called for %d bytes\n", (int)n));
if (sio == NULL) {
return SMB_VFS_NEXT_PWRITE(handle, fsp, data, n, offset);
}
if (!streams_xattr_recheck(sio)) {
return -1;
}
/* Create an smb_filename with stream_name == NULL. */
smb_fname_base = synthetic_smb_fname(talloc_tos(),
sio->base,
NULL,
NULL,
fsp->fsp_name->flags);
if (smb_fname_base == NULL) {
errno = ENOMEM;
return -1;
}
status = get_ea_value(talloc_tos(), handle->conn, NULL,
smb_fname_base, sio->xattr_name, &ea);
if (!NT_STATUS_IS_OK(status)) {
return -1;
}
if ((offset + n) > ea.value.length-1) {
uint8_t *tmp;
tmp = talloc_realloc(talloc_tos(), ea.value.data, uint8_t,
offset + n + 1);
if (tmp == NULL) {
TALLOC_FREE(ea.value.data);
errno = ENOMEM;
return -1;
}
ea.value.data = tmp;
ea.value.length = offset + n + 1;
ea.value.data[offset+n] = 0;
}
memcpy(ea.value.data + offset, data, n);
ret = SMB_VFS_SETXATTR(fsp->conn,
fsp->fsp_name,
sio->xattr_name,
ea.value.data, ea.value.length, 0);
TALLOC_FREE(ea.value.data);
if (ret == -1) {
return -1;
}
return n;
}
static ssize_t vfs_my_module_pwrite(vfs_handle_struct *handle, files_struct *fsp,
const void *data, size_t n,
off_t offset)
{ connection_struct *conn = handle->conn;
char *path_name = NULL;
char *temp_name = NULL;
char *final_name = NULL;
const struct smb_filename *smb_fname = fsp->fsp_name;
struct smb_filename *smb_fname_final = NULL;
const char *base;
char *repository,*repositoryTemp = NULL;
int i = 1;
SMB_OFF_T maxsize, minsize;
SMB_OFF_T file_size; /* space_avail; */
bool exist;
NTSTATUS status;
ssize_t rc = -1;
int count = 0;
const char *share = "/mnt/share";
repository = talloc_sub_advanced(NULL, lp_servicename(SNUM(conn)),
conn->session_info->unix_name,
conn->connectpath,
conn->session_info->utok.gid,
conn->session_info->sanitized_username,
conn->session_info->info3->base.domain.string,
sharevolume(handle));
ALLOC_CHECK(repository, done);
trim_char(repository, '\0', '/');
if(!repository || *(repository) == '\0') {
rc = SMB_VFS_NEXT_PWRITE(handle, fsp,data,n,offset);
goto done;
}
file_size = vfs_my_module_get_file_size(handle, smb_fname);
maxsize = vfs_my_module_maxsize(handle);
if(maxsize > 0 && file_size > maxsize){
repository = talloc_sub_advanced(NULL, lp_servicename(SNUM(conn)),
conn->session_info->unix_name,
conn->connectpath,
conn->session_info->utok.gid,
conn->session_info->sanitized_username,
conn->session_info->info3->base.domain.string,
stripevolume(handle));
ALLOC_CHECK(repository, done);
trim_char(repository, '\0', '/');
if(!repository || *(repository) == '\0') {
rc = SMB_VFS_NEXT_PWRITE(handle, fsp,data,n,offset);
goto done;
}
}
if (strncmp(smb_fname->base_name, repository,
strlen(repository)) == 0) {
rc = SMB_VFS_NEXT_PWRITE(handle, fsp,data,n,offset);
goto done;
}
base = strrchr(smb_fname->base_name, '/');
if (base == NULL) {
base = smb_fname->base_name;
path_name = SMB_STRDUP("/");
ALLOC_CHECK(path_name, done);
}
else {
path_name = SMB_STRDUP(smb_fname->base_name);
ALLOC_CHECK(path_name, done);
path_name[base - smb_fname->base_name] = '\0';
base++;
}
/* original filename with path */
DEBUG(10, ("file transaction: fname = %s\n", smb_fname_str_dbg(smb_fname)));
/* original path */
DEBUG(10, ("file transaction: fpath = %s\n", path_name));
/* filename without path */
DEBUG(10, ("file transaction: base = %s\n", base));
if (vfs_my_module_keep_dir_tree(handle) == True) {
if (asprintf(&temp_name, "%s/%s", repository, path_name) == -1) {
ALLOC_CHECK(temp_name, done);
}
} else {
temp_name = SMB_STRDUP(repository);
}
ALLOC_CHECK(temp_name, done);
exist = vfs_my_module_directory_exist(handle, temp_name);
if (exist) {
DEBUG(10, ("file transaction: Directory already exists\n"));
} else {
DEBUG(10, ("file transaction: Creating directory %s\n", temp_name));
count = vfs_my_module_create_dir(handle, temp_name, smb_fname);
}
if (asprintf(&final_name, "%s/%s", temp_name, base) == -1) {
ALLOC_CHECK(final_name, done);
}
/* Create smb_fname with final base name and orig stream name. */
status = create_synthetic_smb_fname(talloc_tos(), final_name,
smb_fname->stream_name, NULL,
&smb_fname_final);
if (!NT_STATUS_IS_OK(status)) {
rc = SMB_VFS_NEXT_PWRITE(handle, fsp,data,n,offset);
goto done;
}
TALLOC_FREE(smb_fname_final->base_name);
smb_fname_final->base_name = talloc_strdup(smb_fname_final,
final_name);
if (smb_fname_final->base_name == NULL) {
rc = SMB_VFS_NEXT_PWRITE(handle, fsp,data,n,offset);
goto done;
}
SMB_VFS_NEXT_RENAME(handle, smb_fname, smb_fname_final);
rc = SMB_VFS_NEXT_PWRITE(handle, fsp,data,n,offset);
if (rc != 0) {
rc = SMB_VFS_NEXT_PWRITE(handle, fsp,data,n,offset);
goto done;
}
done:
vfs_my_module_delete_dir(handle,path_name,smb_fname);
while(count !=0){
vfs_my_module_delete_dir(handle,path_name,smb_fname);
SMB_VFS_NEXT_RMDIR(handle, path_name);
count--;
}
SAFE_FREE(path_name);
SAFE_FREE(temp_name);
SAFE_FREE(final_name);
TALLOC_FREE(smb_fname_final);
TALLOC_FREE(repository);
return rc;
}
