gistfile1.txt

namenode = search(:node, "chef_environment:#{node.chef_environment} AND role:hadoop_namenode_server").first

vars = { :options => node[:hadoop][:core_site] }
vars[:namenode_ip] = namenode[:ipaddress] if namenode
    
template "/etc/hadoop-#{node[:hadoop][:version]}/conf.chef/core-site.xml" do                              
  mode 0750                                                                                               
  owner "hdfs"                                                                                            
  group "hdfs"                                                                                            
  action :create                                                                                          
  variables vars                                                                                             
end