moltenbar/mod/network

# vim: ft=ruby

class Network < Worker
	require 'open3'

	def mainloop()
		self.write "checking..."

		while true do
			self.write network_status
			sleep(10)
		end
	end

	def network_status
		hosts = @my_config['hosts']

		net_fail = 0
		i,o,t = Open3.popen2("fping", *hosts)
		t.join

		net_ok = o.each_line.count

		i.close; o.close

		if net_ok == hosts.count
			status = "ok"
			fg_colour = @my_config['ok_colour']
		elsif net_ok == 0
			status = "CRIT: all hosts failed!"
			fg_colour = @my_config['crit_colour']
		else
			status = "WARN: #{net_ok} host(s) failed"
			fg_colour = @my_config['warn_colour']
		end

		return "%{F#{fg_colour}}#{status}%{F-}"
	end
end

Modules.add("network", "Network")