A Utility that will allow you to create and copy authentication keys to your remote servers.

SSHKeyUtil.rb

#!/usr/bin/ruby
 
require 'rubygems' 
require 'pty'
require 'expect'
require 'highline/import'
 
module SSHKeyUtil
	$expect_verbose = true
	$VERBOSE=true
	def self.create_key
		puts "Preparing to create key to transfer to remote systems..."
		 
		PTY.spawn('ssh-keygen -t rsa') { |rscreen, wscreen, pid|
			rscreen.expect(/Enter/)
			wscreen.puts("")
			 
			rscreen.expect(/Enter/)
			wscreen.puts("")
			 
			rscreen.expect(/Enter/)
			wscreen.puts("")
		}
	end


	def self.copy_key
		puts "LDAP Userid: "
		user = gets
		pass = ask("Enter your password: ") { |q| q.echo = "*" }
		File.open('hostfile').each { |i|
			puts "Copying key to #{i}"
			PTY.spawn("ssh-copy-id -i #{user.chomp}@#{i.chomp}"){ |rscreen, wscreen, pid|
				rscreen.expect(/The/)
				wscreen.puts('yes')
				rscreen.expect(/password/)
				wscreen.puts(pass)
				rscreen.expect(/[#$%]/)
		  	wscreen.puts
			}
		}
	end
end