在多機集群環境中，經常面臨修改配置文件后拷貝到多臺服務器的情況，傳統的執行scp比較麻煩，所以寫了以下shell腳本，可以將指定文件拷貝到多臺機器。
使用方法請參見HELP部分代碼。
#!/bin/bash help() { cat << HELP --------------HELP------------------------ This shell script can copy file to many computers. Useage: copytoall filename(full path form /home) targetpathfrom/ username ip1 ip2 ip3.... Example: copytoall /home/casliyang/Hadoop-2.2.0/etc/hadoop/core-site.xml /home/casliyang/hadoop-2.2.0/etc/hadoop/ casliyang 192.168.0.5 192.168.0.6 192.168.0.7 192.168.0.8 ------------------------------------------ HELP exit 0 } currentdate=$(date +%Y-%m) echo $currentdate " execute copytoall" if [ $1 = "-h" ] ; then help exit 0 fi file=$1 shift targetpath=$1 shift user=$1 shift tempip=0 if [ -f $file ] ; then while [ $# -gt 0 ] ; do tempip=$1 shift scp $file ${user}@${tempip}:${targetpath} doneelse echo "wrong file!" exit 0 fi新聞熱點
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