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Check the existence of a marker file.
Presence of marker file determines whether a certain code path is to be
executed. It is needed for partial guest customization in VMware.
@param markerid: is an unique string representing a particular product
marker.
@param: marker_dir: The directory in which markers exist.
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Create a new marker file.
Marker files are unique to a full customization workflow in VMware
environment.
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marker.
@param: marker_dir: The directory in which markers exist.
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Raise error and send customization status to the underlying VMware
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Load the cloud-init meta data, user data, cfg and network from the
given files
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metadata, userdata, cfg={}, network
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The meta data could be JSON or YAML. Since YAML is a strict superset of
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dictionary is returned.
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collect all the other imc files.
metadata is preferred to nics.txt configuration data.
If metadata file exists because it is specified in customization
configuration, then metadata is required and userdata is optional.
@return a 3-tuple containing desired configuration file paths if present
Expected returns:
1. user provided metadata and userdata (md_path, ud_path, None)
2. user provided metadata (md_path, None, None)
3. user-provided network config (None, None, nics_path)
4. No config found (None, None, None)
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