Class: Lono::Template::Bashify

Inherits:
Object
  • Object
show all
Defined in:
lib/lono/template/bashify.rb

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Bashify

Returns a new instance of Bashify.



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# File 'lib/lono/template/bashify.rb', line 4

def initialize(options={})
  @options = options
  @path = options[:path]
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/lono/template/bashify.rb', line 22

def run
  raw = open(@path).read
  json = JSON.load(raw)
  paths = user_data_paths(json)
  if paths.empty?
    puts "No UserData script found"
    return
  end
  paths.each do |path|
    puts "UserData script for #{path}:"
    key = path.sub('/','').split("/").map {|x| "['#{x}']"}.join('')
    user_data = eval("json#{key}")
    delimiter = user_data[0]
    script = user_data[1]
    puts script.join(delimiter)
  end
end

#user_data_paths(data, path = "") ⇒ Object 



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# File 'lib/lono/template/bashify.rb', line 9

def user_data_paths(data,path="")
  paths = []
  paths << path
  data.each do |key,value|
    if value.is_a?(Hash)
      paths += user_data_paths(value,"#{path}/#{key}")
    else
      paths += ["#{path}/#{key}"]
    end
  end
  paths.select {|p| p =~ /UserData/ && p =~ /Fn::Join/ }
end