Linux 通过脚本同时想hadoop集群发送相同命令

转载请指明来源：from zx 使用方法 xcall "ls" xcall "ls -l" 当格式不好看时，可查看日志文件，在~/xcall.log文件中
		+#!/bin/bash
		+cmd=$1
		+if [ -z "$cmd" ];then
		+ echo "参数为空。请重新输入"
		+ exit -1
		+fi
		+for index in master slave01 slave02 slave03
		+do
		+ result=`ssh ${index} "source ~/.profile;${cmd}"`
		+ res=`echo $result | awk -F " " '{print NF}'`
		+
		+ echo "--------------------${index}--------------------"
		+ if [ "${cmd}" == "jps" ];then
		+ echo $result | awk -F " " 'BEGIN{i=1} {while(i<=NF) print $i,$(i+1),i=i+2}' | awk -F " " '{print $1 " " $2 }'
		+ else
		+ echo $result | awk -F " " 'BEGIN{i=1} {while(i<=NF) print $i,i=i+1}' | awk -F " " '{print $1 }'
		+ fi
		+ #记录日志
		+ echo -e "------------------${index}执行${cmd}后产生的日志------------------\n时间:`date`\n$result\n" >> ~/xcall.log
		+done