Class: Fhcap::DummyNode

Inherits:
Chef::Node
  • Object
show all
Defined in:
lib/fhcap/dummy_node.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ DummyNode

Returns a new instance of DummyNode.



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# File 'lib/fhcap/dummy_node.rb', line 9

def initialize
  super
  @included_recipe_attributes = []
end

Instance Attribute Details

#included_recipe_attributes ⇒ Object

Returns the value of attribute included_recipe_attributes.



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# File 'lib/fhcap/dummy_node.rb', line 7

def included_recipe_attributes
  @included_recipe_attributes
end

Instance Method Details

#from_file(filename) ⇒ Object 



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# File 'lib/fhcap/dummy_node.rb', line 18

def from_file(filename)
  if File.exists?(filename) && File.readable?(filename)
    #Convert any references to node['blah'] to a string so instance_eval doesn't try to evaluate it
    text = ""
    ignore_lines = false
    File.open(filename).each_line do |line|
      key, value = line.split(/ = /, 2)
      if key && value
        ignore_lines = false
        if ignore_key? key
          value = "\"Ignored\""
          ignore_lines = true
        else
          value.gsub!(/node(\[['a-zA-Z0-9_-]*\])+/, '"\&"')
          value.gsub!(/node.chef_environment/, '"\&"')
          if value =~ /\.* \| "node\[/
            value.gsub!(/"/, '')
            value = "\"#{value.chomp}\"\n"
          end
        end
        line = "#{key} = #{value}"
      end
      text += line unless ignore_lines
    end
    self.instance_eval(text, filename, 1)
  else
    raise IOError, "Cannot open or read #{filename}!"
  end
end

#get_attributes(hash, attrs = nil, keys = nil) ⇒ Object 



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# File 'lib/fhcap/dummy_node.rb', line 56

def get_attributes(hash, attrs=nil, keys=nil)
  keys ||= []
  attrs ||= {}
  hash.sort.each() do |k, v|
    keys << k.to_s
    if v.is_a? Hash
      self.get_attributes(v, attrs, keys)
    else
      attrs[keys.join("/")] = {:default => parse_value(v)}
    end
    keys.pop
  end
  attrs
end

#ignore_key?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fhcap/dummy_node.rb', line 48

def ignore_key?(key)
  key =~ /\['cron_jobs'\]/
end

#include_attribute(recipe) ⇒ Object 



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# File 'lib/fhcap/dummy_node.rb', line 14

def include_attribute(recipe)
  @included_recipe_attributes << recipe
end

#metadata_attributes ⇒ Object 



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# File 'lib/fhcap/dummy_node.rb', line 52

def metadata_attributes
  self.get_attributes(node.default_attrs)
end

#parse_value(value) ⇒ Object 



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# File 'lib/fhcap/dummy_node.rb', line 71

def parse_value(value)
  if value.is_a? Array
    value
  else
    value.to_s
  end
end