Embulk plugin test.

emtest.rb

def build_options(fields,x)
  options = ""
  fields.each do |field|
    if x==0
      options += "-e '#{field}' "
    else
      options += "-e \"#{field}\" "
    end
  end
  return options
end

def each_packet(path, fields, x)
  options = build_options(fields.split(/,/),x.to_i)
  puts options
  io = IO.popen("tshark -E separator=, #{options} -T fields -r #{path}")
  while line = io.gets
    puts line
    break
  end
  io.close
end

each_packet(ARGV[0],ARGV[1],ARGV[2])