Class: LogStash::Filters::Imgsize

Inherits:
Base
  • Object
show all
Defined in:
lib/logstash/filters/imgsize.rb

Overview

This example filter will replace the contents of the default message field with whatever you specify in the configuration.

It is only intended to be used as an example.

Instance Method Summary collapse

Instance Method Details

#filter(event) ⇒ Object 



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# File 'lib/logstash/filters/imgsize.rb', line 34

def filter(event)
  @logger.debug? && @logger.debug("Running imgsize filter", :event => event)
  begin
    image_url = event[@image_url_field]
    width, height = FastImage.size(image_url)
  rescue => exception
    @logger.error("Imgszie exception occurred. Error: #{exception} ; ImageUrl: #{image_url}")
    width = height = nil
  end
  event[@image_width_field] = width
  event[@image_height_field] = height
  filter_matched(event)
end

#register ⇒ Object 



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# File 'lib/logstash/filters/imgsize.rb', line 29

def register
  # Add instance variables
end