15.9. Using GVFS Metadata
GVFShas its metadata storage implemented as a set of simple key/value pairs information bound to a particular file. Thus, there is a tool for a user or application to save small data designed for runtime information such as icon position, last-played location, position in a document, emblems, notes, and so on.
Whenever a file or directory is moved, metadata is moved accordingly so that it stays connected to the respective file.
GVFSstores all metadata privately so it is available only on the machine. However,
GVFSmounts and removable media are tracked as well.
Removable media are now mounted in the
/run/media/instead of the
To view and manipulate with metadata, you can use:
- or any other native GIO way of working with attributes.
In the following example, a custom metadata attribute is set. Notice the differences between particular
gvfs-infocalls and data persistence after a move or rename (note the
Example 15.5. Setting Custom Metadata Attribute
$ touch /tmp/myfile $ gvfs-info -a 'metadata::*' /tmp/myfile attributes: $ gvfs-set-attribute -t string /tmp/myfile 'metadata::mynote' 'Please remember to delete this file!' $ gvfs-info -a 'metadata::*' /tmp/myfile attributes: metadata::mynote: Please remember to delete this file! $ gvfs-move /tmp/myfile /tmp/newfile $ gvfs-info -a 'metadata::*' /tmp/newfile attributes: metadata::mynote: Please remember to delete this file!