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rails_root = File.dirname(File.dirname(__FILE__))
God.watch do |w|
script = "cd #{rails_root} && /usr/local/bin/ruby #{rails_root}/script/delayed_job"
w.name = "practicing_ruby_delayed_job"
w.group = "practicing_ruby"
w.interval = 60.seconds
w.start = "#{script} start"
w.restart = "#{script} restart"
w.stop = "#{script} stop"
w.start_grace = 20.seconds
w.restart_grace = 20.seconds
w.pid_file = "#{rails_root}/tmp/pids/delayed_job.pid"
w.log = "#{rails_root}/log/delayed_job.god.log"
w.err_log = "#{rails_root}/log/delayed_job.god.errors.log"
w.env = { 'RAILS_ENV' => "production" }
w.behavior(:clean_pid_file)
# retart if memory gets too high
w.transition(:up, :restart) do |on|
on.condition(:memory_usage) do |c|
c.above = 300.megabytes
c.times = 2
c.notify = 'jordan'
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
c.notify = 'jordan'
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
# notify if process exists
w.transition(:up, :start) do |on|
on.condition(:process_exits) { |c| c.notify = 'jordan' }
end
end