Linux 分布式shell工具dsh

dsh是“Distributed Shell”或“Dancer’s Shell”的缩写，可以实现在多个 Linux 服务器上运行命令。

1.安装

Debian系

# apt install dsh

源码安装

编译库

wget http://www.netfort.gr.jp/~dancer/software/downloads/libdshconfig-0.20.10.cvs.1.tar.gz tar xfz libdshconfig*.tar.gz cd libdshconfig-* ./configure ; make make install

编译dsh

wget https://www.netfort.gr.jp/~dancer/software/downloads/dsh-0.22.0.tar.gz tar xfz dsh-0.22.0.tar.gz cd dsh-* ./configure ; make make install

2.配置链接方式

# cat /etc/dsh/dsh.conf       remoteshell =ssh

3.配置主机列表

# cat /etc/dsh/machines.list                         test1 test2

当同时访问多台计算机时，最好设置免密登录。

4.测试

# dsh -aM -c uptime          test1: test1: Authorized users only. All activities may be monitored and reported. test2: test2: Authorized users only. All activities may be monitored and reported. test1:  16:34:46 up 60 days,  1:21,  6 users,  load average: 1.38, 1.32, 1.29 test2:  16:34:46 up 15 days,  1:11,  2 users,  load average: 0.00, 0.03, 0.06