Method to_cmd

example/docker/tera.py:19–23

(self, docker, zk, hdfs_master, hdfs_slave)

		return info

	def to_cmd(self, docker, zk, hdfs_master, hdfs_slave):
		cmd = 'docker run -t -d -v {dir}:/opt/share -p {port}:{port} --net=host {docker} /usr/bin/python /opt/tera_setup.py \
--ip {ip} --zk {zk} --port {port} --mode {mode} --hdfs_master {mip} --hdfs_slaves {sip}'.\
			format(dir=self.path, port=self.port, ip=self.ip, zk=zk, docker=docker, mode=self.mode, mip=hdfs_master, sip=hdfs_slave)
		return cmd

class TeraCluster():
	def __init__(self, ip_list, num_of_tera, log_prefix):