s3-vfs-fruit: add close call

https://bugzilla.samba.org/show_bug.cgi?id=13725

We cannot always rely on vfs_default to close the fake fds. This mostly is
relevant when used with another non-local VFS filesystem module such as
gluster.

Guenther

Signed-off-by: Günther Deschner <gd@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Fri Dec 21 07:20:49 CET 2018 on sn-devel-144

diff --git a/source3/modules/vfs_fruit.c b/source3/modules/vfs_fruit.c
index 19101efba740ce6de504cc97c2219add7101c34d..9f3fe24e5fcd2a2df392541134bdeb4673f8c2ad 100644 (file)
--- a/source3/modules/vfs_fruit.c
+++ b/source3/modules/vfs_fruit.c
@@ -3719,6 +3719,87 @@ static int fruit_open(vfs_handle_struct *handle,
        return fd;
 }
 
+static int fruit_close_meta(vfs_handle_struct *handle,
+                           files_struct *fsp)
+{
+       int ret;
+       struct fruit_config_data *config = NULL;
+
+       SMB_VFS_HANDLE_GET_DATA(handle, config,
+                               struct fruit_config_data, return -1);
+
+       switch (config->meta) {
+       case FRUIT_META_STREAM:
+               ret = SMB_VFS_NEXT_CLOSE(handle, fsp);
+               break;
+
+       case FRUIT_META_NETATALK:
+               ret = close(fsp->fh->fd);
+               fsp->fh->fd = -1;
+               break;
+
+       default:
+               DBG_ERR("Unexpected meta config [%d]\n", config->meta);
+               return -1;
+       }
+
+       return ret;
+}
+
+
+static int fruit_close_rsrc(vfs_handle_struct *handle,
+                           files_struct *fsp)
+{
+       int ret;
+       struct fruit_config_data *config = NULL;
+
+       SMB_VFS_HANDLE_GET_DATA(handle, config,
+                               struct fruit_config_data, return -1);
+
+       switch (config->rsrc) {
+       case FRUIT_RSRC_STREAM:
+       case FRUIT_RSRC_ADFILE:
+               ret = SMB_VFS_NEXT_CLOSE(handle, fsp);
+               break;
+
+       case FRUIT_RSRC_XATTR:
+               ret = close(fsp->fh->fd);
+               fsp->fh->fd = -1;
+               break;
+
+       default:
+               DBG_ERR("Unexpected rsrc config [%d]\n", config->rsrc);
+               return -1;
+       }
+
+       return ret;
+}
+
+static int fruit_close(vfs_handle_struct *handle,
+                       files_struct *fsp)
+{
+       int ret;
+       int fd;
+
+       fd = fsp->fh->fd;
+
+       DBG_DEBUG("Path [%s] fd [%d]\n", smb_fname_str_dbg(fsp->fsp_name), fd);
+
+       if (!is_ntfs_stream_smb_fname(fsp->fsp_name)) {
+               return SMB_VFS_NEXT_CLOSE(handle, fsp);
+       }
+
+       if (is_afpinfo_stream(fsp->fsp_name)) {
+               ret = fruit_close_meta(handle, fsp);
+       } else if (is_afpresource_stream(fsp->fsp_name)) {
+               ret = fruit_close_rsrc(handle, fsp);
+       } else {
+               ret = SMB_VFS_NEXT_CLOSE(handle, fsp);
+       }
+
+       return ret;
+}
+
 static int fruit_rename(struct vfs_handle_struct *handle,
                        const struct smb_filename *smb_fname_src,
                        const struct smb_filename *smb_fname_dst)
@@ -7029,6 +7110,7 @@ static struct vfs_fn_pointers vfs_fruit_fns = {
        .rename_fn = fruit_rename,
        .rmdir_fn = fruit_rmdir,
        .open_fn = fruit_open,
+       .close_fn = fruit_close,
        .pread_fn = fruit_pread,
        .pwrite_fn = fruit_pwrite,
        .pread_send_fn = fruit_pread_send,