Hadoop HDFS JournalNode Wait

Exemple:

nikita.hadoop.hdfs_jn.wait({
    rpc: [
      { "host": "master1.ryba", "port": "8485" },
      { "host": "master2.ryba", "port": "8485" },
      { "host": "master3.ryba", "port": "8485" },
    ]
})

module.exports = header: 'HDFS JN Wait', handler: ({options}) ->

  @connection.wait
    servers: options.rpc