Tools to execute on multiple hosts via ssh in parallel.
Fetching latest commit…
Cannot retrieve the latest commit at this time
ndo does things N times. SYNOPSIS mc = Ndo::MultiCommand.new('uname -n', %w(hostA hostB hostC)) results = mc.run results['hostA'] # => 'hostA' results.each do |result| result # => "hostA", "hostB", "hostC" end ON THE COMMAND LINE 1) Create a host set A host set is a file in below ~/.ndo that contains a list of host names, separated by newlines. Easily generated. 2) Run a command on a host set $ ndo my_host_set ls callisto Tue Sep 13 09:17:41 CEST 2011 cyllene Tue Sep 13 09:17:41 CEST 2011 helike Tue Sep 13 09:17:41 CEST 2011 himalia Tue Sep 13 09:17:41 CEST 2011 As you can see, it appears that time synch works on these machines. STATUS This is a very early version; It could handle errors better. That said, ndo is a very useful tool that can replace vlad or capistrano for easy things.