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Size: 1.87 KB
Versions: 134
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Stored size: 1.87 KB
Contents
require 'puppet/node'
require 'puppet/indirector/exec'
class Puppet::Node::Exec < Puppet::Indirector::Exec
desc "Call an external program to get node information. See
the [External Nodes](https://docs.puppetlabs.com/guides/external_nodes.html) page for more information."
include Puppet::Util
def command
command = Puppet[:external_nodes]
raise ArgumentError, "You must set the 'external_nodes' parameter to use the external node terminus" unless command != "none"
command.split
end
# Look for external node definitions.
def find(request)
output = super or return nil
# Translate the output to ruby.
result = translate(request.key, output)
# Set the requested environment if it wasn't overridden
# If we don't do this it gets set to the local default
result[:environment] ||= request.environment
create_node(request.key, result)
end
private
# Proxy the execution, so it's easier to test.
def execute(command, arguments)
Puppet::Util::Execution.execute(command,arguments)
end
# Turn our outputted objects into a Puppet::Node instance.
def create_node(name, result)
node = Puppet::Node.new(name)
set = false
[:parameters, :classes, :environment].each do |param|
if value = result[param]
node.send(param.to_s + "=", value)
set = true
end
end
node.fact_merge
node
end
# Translate the yaml string into Ruby objects.
def translate(name, output)
YAML.load(output).inject({}) do |hash, data|
case data[0]
when String
hash[data[0].intern] = data[1]
when Symbol
hash[data[0]] = data[1]
else
raise Puppet::Error, "key is a #{data[0].class}, not a string or symbol"
end
hash
end
rescue => detail
raise Puppet::Error, "Could not load external node results for #{name}: #{detail}", detail.backtrace
end
end
Version data entries
134 entries across 134 versions & 2 rubygems