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drop_fields processor specifies which fields to drop if a certain
condition is fulfilled. The condition is optional. If it’s missing, the
specified fields are always dropped. The
type fields cannot
be dropped, even if they show up in the
processors: - drop_fields: when: condition fields: ["field1", "field2", ...]
See Conditions for a list of supported conditions.
If you define an empty list of fields under
drop_fields, then no fields