安装polysh

wget http://guichaz.free.fr/polysh/files/polysh-0.4.tar.gz
tar -zxvf polysh-0.4.tar.gz
cd polysh-0.4
sudo python setup.py install

使用polysh

Usage: /usr/bin/polysh [OPTIONS] HOSTS...

Control commands are prefixed by ":". Use :help for the list

Options:

  --version             show program's version number and exit

  -h, --help            show this help message and exit

  --hosts-file=FILE     read hostnames from given file, one per line

  --command=CMD         command to execute on the remote shells

  --ssh=SSH             ssh command to use [exec ssh -oLogLevel=Quiet -t

                        %(host)s exec bash --noprofile]

  --user=USER           remote user to log in as

  --no-color            disable colored hostnames [enabled]

  --password-file=FILE  read a password from the specified file. - is the tty.

  --log-file=LOG_FILE   file to log each machine conversation [none]

  --abort-errors        abort if some shell fails to initialize [ignore]

  --debug               print debugging information

 

创建一个host列表文件host.list,每一行为一个hostname或IP:

localhost

localhost.localdomain

localhost4

localhost4.localdomain4

node0003.nemongo.com

执行:polysh --user=root --hosts-file=host.list,当全部连接OK的时候,会提示一个ready (5)> ,这里的数字是host的个数。

polysh批量执行shell命令_第1张图片

注意:登录的之前如果不想输入密码,可以预先配置好SSH无密码登录。

为了可以方便的使用shell脚本自动批量运行命令,可以加上参数--command,指定需要执行的命令:

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