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require 'yaml'
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require 'net/http'
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# returns an array of hosts
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# expects a hash with facts and classes - e.g.:
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#{"fact"=>{"domain"=>"domain", "puppetversion"=>"0.24.4"}, "class" => ["common","my_special_class"], "state" => "all", "hostgroup" => "common"}
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def gethosts(query = {})
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url="http://localhost:3000"
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begin
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result = YAML::load(Net::HTTP.get(URI.parse("#{url}/hosts/query?#{query.to_url}&format=yml")))
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result == "404 Not Found" ? nil : result
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rescue Exception => e
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raise e
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end
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end
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# converts an hash to a valid URL
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class Hash
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def to_url
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fact=[]
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klass=[]
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group=[]
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state = ""
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verbose = ""
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self.each do |type,name|
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case type.to_s
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when "fact"
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name.each { |k,v| fact << "fact[]=#{k}-seperator-#{URI.escape(v)}" }
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when "class"
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name.each { |c| klass << "class[]=#{c}" }
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when "hostgroup"
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name.each { |c| group << "hostgroup[]=#{c}" }
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when "state"
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state = "state=#{name}"
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when "verbose"
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verbose = "verbose=#{name}"
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else
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raise "unknown query type #{type}"
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end
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end
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return (fact + klass + group).join("&")+"&#{state}&#{verbose}"
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end
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end
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