nodes = Hash.new
#search(:node, 'keys_ssh:host_*', nil, 0, 1) do |node|
search(:node, 'name:[a TO g]', nil, 0, 1) do |node|
   Chef::Log.info("search result: #{node.name}")
   nodes[node.name] = node.ipaddress
   #nodes[node.name]['host_rsa_public'] = node[:keys][:ssh][:host_rsa_public]
   #nodes[node.name]['host_dsa_public'] = node[:keys][:ssh][:host_dsa_public]
end
Chef::Log.info(nodes)