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Learning Ansible 2 - Second Edition by Fabio Alessandro Locati

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Using Ruby modules

Writing modules in Ruby is as easy as writing a module in Python or bash. You just need to take care of the arguments, errors, return statements, and of course, know basic Ruby! Let's create the library/rsync.rb file with the following code:

    #!/usr/bin/env ruby     require 'rsync'     require 'json'     src = ''     dest = ''     ret_msg = ''     SUCCESS = ''     def print_message(state, mdg, key='Failed')      message = {      key => state,      "msg" => msg      }      print message.to_json      exit 1 if state == false      exit 0     end     args_file = ARGV[0]     data = File.read(args_file)     arguments = data.split(" ")     arguments.each do |argument|      print_message(false, "Argument should be name-value pairs. ...

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