High performance, simultaneous command execution on many hosts over SSH.

A personal take on mass SSH tailored to my personal needs, but possibly useful to others.

Features

• Support for high and configurable concurrency
• File upload/download
• Programmable screen and log output
• Pause and resume
• Progress & status bar
• Run shell commands or upload & execute files

Installation

You need to have at least Go 1.19 available to compile the source.

git clone https://github.com/randstring/MeSSH.git
cd MeSSH
go build messh.go

Demo

Examples

Run simple command

messh -f hostlist.txt uname -a

Upload and run whole script

echo "uname -a" > script.sh
echo "date" >> script.sh
messh -f hostlist.txt -x script.sh

Transfer a file

messh -f hostlist.txt -U sample.txt cat sample.txt

Log output

messh -f hostlist.txt -l 'Alias+".txt"' --log-template 'Out' uname -a

Related

• Mass Parallel Secure Shell

• mpssh-py - python fork of mpssh

License

MIT

Authors

@randstring