lojack-proxy.god.rb

God.watch do |w|
  w.uid      = "git"
  w.gid      = "git"
  w.name     = "camo"
  w.pid_file = "/data/camo/tmp/camo.pid"
  w.interval = 30.seconds

  w.env      = {
    "PORT"           => '8080',
    "CAMO_KEY" => '0x24FEEDFACEDEADBEEFCAFE'
  }

  w.start       = "cd /data/camo && exec /usr/bin/node server.js >> log/camo.stdout.log 2>> log/camo.stderr.log"
  w.stop_signal = "TERM"

  # retart if memory gets too high
  w.transition(:up, :restart) do |on|
    on.condition(:memory_usage) do |c|
      c.above  = 20.megabytes
      c.times  = 2
    end
  end

  # determine the state on startup
  w.transition(:init, { true => :up, false => :start }) do |on|
    on.condition(:process_running) do |c|
      c.running = true
    end
  end

  # determine when process has finished starting
  w.transition([:start, :restart], :up) do |on|
    on.condition(:process_running) do |c|
      c.running = true
      c.interval = 5.seconds
    end

    # failsafe
    on.condition(:tries) do |c|
      c.times = 5
      c.transition = :start
      c.interval = 5.seconds
    end
  end

  # start if process is not running
  w.transition(:up, :start) do |on|
    on.condition(:process_running) do |c|
      c.running = false
    end
  end
end

# vim:ft=ruby