Module: LogStash::Util::Decorators

Extended by:
Decorators
Included in:
Decorators
Defined in:
lib/logstash/util/decorators.rb

Overview

Decorators provides common manipulation on the event data.

Instance Method Summary collapse

Instance Method Details

#add_fields(fields, event, pluginname) ⇒ Object

fields is a hash of field => value where both ‘field` and `value` can use sprintf syntax.



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# File 'lib/logstash/util/decorators.rb', line 15

def add_fields(fields,event, pluginname)
  fields.each do |field, value|
    field = event.sprintf(field)
    value = Array(value)
    value.each do |v|
      v = event.sprintf(v)
      if event.include?(field)
        event[field] = Array(event[field])
        event[field] << v
      else
        event[field] = v
      end
      @logger.debug? and @logger.debug("#{pluginname}: adding value to field",
                                     :field => field, :value => value)
    end
  end
end

#add_tags(tags, event, pluginname) ⇒ Object

tags is an array of string. sprintf syntax can be used.



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# File 'lib/logstash/util/decorators.rb', line 34

def add_tags(tags, event, pluginname)
  tags.each do |tag|
    tag = event.sprintf(tag)
    @logger.debug? and @logger.debug("#{pluginname}: adding tag",
                                   :tag => tag)
    (event["tags"] ||= []) << tag
  end
end