<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_datanode_fp_meta(fp):
 """Processes a datanode style file path. Section 3.2 of the `Data Reference Syntax`_ details: It is recommended that ESGF data nodes should layout datasets on disk mapping DRS components to directories as: <activity>/<product>/<institute>/<model>/<experiment>/ <frequency>/<modeling_realm>/<mip_table>/<ensemble_member>/ <version_number>/<variable_name>/<CMOR filename>.nc Arguments: fp (str):
 A file path conforming to DRS spec. Returns: dict: Metadata as extracted from the file path. .. _Data Reference Syntax: http://cmip-pcmdi.llnl.gov/cmip5/docs/cmip5_data_reference_syntax.pdf """


    # Copy metadata list then reverse to start at end of path
    directory_meta = list(CMIP5_DATANODE_FP_ATTS)

    # Prefer meta extracted from filename
    meta = get_dir_meta(fp, directory_meta)
    meta.update(get_cmor_fname_meta(fp))

    return meta