Rancid script to find uncommitted changes which would be lost on a reboot

find_uncommitted.rb

#!/usr/bin/ruby

File.open("all/router.db").each do |line|
	(device, type, state) = line.split(":")
	if state == "up\n"
		if type == "vyatta"
			command = "~/bin/clogin"
			written = `#{command} -c 'cat /opt/vyatta/etc/config/config.boot' #{device} > #{dev`
			running = `#{command} -c 'show configuration' #{device} > #{device}.running`
		else
			if type == "hp"
				command = "~/bin/hlogin"
			elsif type == "cisco"
				command = "~/bin/clogin"
			end
			written = `#{command} -c 'show config' #{device} > #{device}.written`
			running = `#{command} -c 'show run' #{device} > #{device}.running`
		end
		diff = `diff #{device}.written #{device}.running`
		counts = `diff #{device}.written #{device}.running | wc`
		(lines, words, chars, file) = counts.split
		if (type == "hp" && lines.to_i > 8) ||
			(type == "cisco" && lines.to_i > 12)
			puts "There are uncommitted changes pending in #{device}!"
			puts diff
		end
		File.delete("#{device}.written")
		File.delete("#{device}.running")
	end
end