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require 'puppet/indirector'
# A simplistic class for managing the node information itself.
class Puppet::Node
require 'puppet/node/facts'
require 'puppet/node/environment'
# Set up indirection, so that nodes can be looked for in
# the node sources.
extend Puppet::Indirector
# Use the node source as the indirection terminus.
indirects :node, :terminus_class => :null
# Add the node-searching methods. This is what people will actually
# interact with that will find the node with the list of names or
# will search for a default node.
require 'puppet/node/searching'
extend Puppet::Node::Searching
attr_accessor :name, :classes, :parameters, :source, :ipaddress, :names
attr_reader :time
# Set the environment, making sure that it's valid.
def environment=(value)
raise(ArgumentError, "Invalid environment %s" % value) unless Puppet::Node::Environment.valid?(value)
@environment = value
end
# Do not return environments that are the empty string, and use
# explicitly set environments, then facts, then a central env
# value.
def environment
unless @environment
if env = parameters["environment"]
raise(ArgumentError, "Invalid environment %s from parameters" % env) unless Puppet::Node::Environment.valid?(env)
@environment = env
else
@environment = Puppet::Node::Environment.new.name.to_s
end
end
@environment
end
def initialize(name, options = {})
unless name
raise ArgumentError, "Node names cannot be nil"
end
@name = name
# Provide a default value.
if names = options[:names]
if names.is_a?(String)
@names = [names]
else
@names = names
end
else
@names = [name]
end
if classes = options[:classes]
if classes.is_a?(String)
@classes = [classes]
else
@classes = classes
end
else
@classes = []
end
@parameters = options[:parameters] || {}
self.environment = options[:environment] if options[:environment]
@time = Time.now
end
# Merge the node facts with parameters from the node source.
def fact_merge
if facts = Puppet::Node::Facts.find(name)
merge(facts.values)
end
end
# Merge any random parameters into our parameter list.
def merge(params)
params.each do |name, value|
@parameters[name] = value unless @parameters.include?(name)
end
end
end
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