Shell 常用脚本

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Shell 脚本 输入参数 并判断是否存在
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server_array[0]=server1
server_array[1]=server2


font="\E[34m\033[01m"

end="\E[0m"


if [ ! -n "$1" ] ;then
    echo -e "${font} you have not enter a server name ! such like : sh xxx.sh servername ${end}"
    exit 1;
fi

flag=0

for var in ${server_array[@]};
do
       if [ $var == "$1" ];then
               flag=1 
       fi
done


if [ "$flag" -eq 1 ];
then
       
 echo  -e "${font} $1 ${end}"
else
   echo  -e "${font} Error Server Name!!!! ${end}"
fi