Created
May 5, 2012 17:45
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# | |
# Copyright 2011, James Turnbull | |
# | |
# Licensed under the Apache License, Version 2.0 (the "License"); | |
# you may not use this file except in compliance with the License. | |
# You may obtain a copy of the License at | |
# | |
# http://www.apache.org/licenses/LICENSE-2.0 | |
# | |
# Unless required by applicable law or agreed to in writing, software | |
# distributed under the License is distributed on an "AS IS" BASIS, | |
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
# See the License for the specific language governing permissions and | |
# limitations under the License. | |
# | |
require 'net/http' | |
require 'rubygems' | |
require 'xmlsimple' | |
require 'yaml' | |
# Retrieve node name from arguments | |
hostname = ARGV[0] | |
# If no node name is passed exit with 1 | |
if hostname == nil | |
puts "No node specified" | |
exit(1) | |
end | |
# Update this to the URL of your Yana server | |
YANA_URL = 'http://localhost:8080/yana/api/nodes' | |
# Retrieve the list of nodes and convert from XML | |
yana = XmlSimple.xml_in(Net::HTTP.get_response(URI.parse(YANA_URL)).body) | |
nodes = yana["node"] | |
# Identify if a node matches the hostname passed in from Puppet | |
node = nodes.detect {|n| n["hostname"].to_s == hostname } | |
# If no node exists then exit with 1 | |
if node == nil | |
puts "No node #{hostname} found" | |
exit(1) | |
end | |
# Otherwise process the node and configure the output | |
# Declare our variables | |
output = {} | |
classes = [] | |
parameters = {} | |
# Turn Yana tags into classes | |
node["tags"][0]["tag"].each do |t| | |
classes << t["name"].to_s | |
end | |
# Turn Yana attributes into parameters | |
node["attributes"][0]["attribute"].each do |a| | |
parameters[a["name"].to_s] = a["value"][0].to_str | |
end | |
# Turn some remaining Yana variables into parameters | |
parameters["osName"] = node["osName"][0] | |
parameters["osFamily"] = node["osFamily"][0] | |
parameters["description"] = node["description"][0] | |
# Build our output hash | |
output["classes"] = classes | |
output["parameters"] = parameters | |
# Return YAML hash | |
puts output.to_yaml | |
exit(0) |
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