Class: Fluent::Plugin::S3Input::GzipCommandExtractor

Inherits:
Extractor
  • Object
show all
Defined in:
lib/fluent/plugin/s3_extractor_gzip_command.rb

Constant Summary

Constants inherited from Extractor

Extractor::BYTES_TO_READ

Instance Attribute Summary

Attributes inherited from Extractor

#log

Instance Method Summary collapse

Methods inherited from Extractor

#initialize

Constructor Details

This class inherits a constructor from Fluent::Plugin::S3Input::Extractor

Instance Method Details

#configure(conf) ⇒ Object 



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# File 'lib/fluent/plugin/s3_extractor_gzip_command.rb', line 8

def configure(conf)
  super
  check_command('gzip')
end

#content_type ⇒ Object 



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# File 'lib/fluent/plugin/s3_extractor_gzip_command.rb', line 17

def content_type
  'application/x-gzip'.freeze
end

#ext ⇒ Object 



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# File 'lib/fluent/plugin/s3_extractor_gzip_command.rb', line 13

def ext
  'gz'.freeze
end

#extract(io) ⇒ Object 



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# File 'lib/fluent/plugin/s3_extractor_gzip_command.rb', line 21

def extract(io)
  begin
    extract_with_command("gzip #{@command_parameter}", io, "gzip-temp")
  rescue SizeLimitError
    raise
  rescue => e
    log.warn "gzip command execution failed: #{e.message}. Fallback to GzipExtractor."
    io.rewind
    extractor = GzipExtractor.new(log: log, decompression_size_limit: @decompression_size_limit)
    extractor.extract(io)
  end
end