gistfile1.rbx

MERB_ROOT   = "/data/ninja/current"
MERB_ENV    = 'production'
APPLICATION = 'ninja'
USER        = 'cpanel'
ENV['HOME'] = '/home/cpanel'

%w{5000 5001 5002}.each do |port|
  God.watch do |w|
    w.uid  = USER
    w.gid  = USER
    w.name = "merb_#{APPLICATION}_#{port}"
    w.group = APPLICATION
    w.interval = 30.seconds
    w.start = "#{MERB_ROOT}/gems/bin/merb -p #{port} -e #{MERB_ENV} -d -P /var/run/merb/#{APPLICATION}/merb.#{port}.pid -m /data/#{APPLICATION}/current -l debug -L /var/log/engineyard/merb/#{APPLICATION}/production.log >> /tmp/merb.tries.log 2>&1" 
    w.stop  = "/usr/bin/merb -k #{port}"
    w.start_grace = 10.seconds
    w.restart_grace = 15.seconds
    w.pid_file = File.join("/var/run/merb/#{APPLICATION}/merb.#{port}.pid")

    w.start_if do |start|
      start.condition(:process_running) do |c|
        c.interval = 5.seconds
        c.running = false
      end
    end

    w.restart_if do |restart|
      restart.condition(:memory_usage) do |c|
        c.above = 120.megabytes
        c.times = [3, 5] # 3 out of 5 intervals
      end
    end

    w.behavior(:clean_pid_file)
    w.lifecycle do |on|
      on.condition(:flapping) do |c|
        c.to_state = [:start, :restart]
        c.times = 5
        c.within = 5.minute
        c.transition = :unmonitored
        c.retry_in = 10.minutes
        c.retry_times = 5
        c.retry_within = 2.hours
      end
    end
  end
 end