sensu-server daemonize patch, first attempt

gistfile1.txt

root@natty:/# sensu-server -h
Usage: sensu-server [options]
    -h, --help                       Display this screen
    -w, --worker                     Only consume jobs, no check publishing (default: false)
    -c, --config FILE                Sensu JSON config FILE (default: /etc/sensu/config.json)
    -d, --config_dir DIR             Directory for supplemental Sensu JSON config files (default: /etc/sensu/conf.d/)
    -l, --log FILE                   Sensu log FILE (default: /tmp/sensu.log)
    -v, --verbose                    Enable verbose logging (default: false)
    -b, --background                 Fork into backgaround (daemon) (default: false)
    -p, --pid_file FILE              Sensu PID FILE (default: /tmp/sensu.log)

root@natty:/# sensu-server -b -p /tmp/sensu.pid

root@natty:/# ps aux |grep sensu-ser
root      6666  0.6  3.1  15104 11308 ?        S    19:02   0:00 /usr/bin/ruby1.8 /var/lib/gems/1.8/bin/sensu-server -b -p /tmp/sensu.pid
root      6672  0.0  0.2   4152   872 pts/0    S+   19:03   0:00 grep --color=auto sensu-ser

root@natty:/# cat /tmp/sensu.pid 
6666

sensu-server.rb

#!/usr/bin/env ruby

$: << File.dirname(__FILE__) + '/../lib' unless $:.include?(File.dirname(__FILE__) + '/../lib/')
require 'sensu/server'
require 'daemons/daemonize'

options = Sensu::Config.read_arguments(ARGV)
options['type'] = 'server'

pid_file = options[:pid_file] || '/var/run/sensu-' + options['type'] + '.pid'
Daemonize.daemonize(options[:log_file]) if options[:daemon]
File.open(pid_file, 'w') { |f| f.write(Process.pid) }

Sensu::Server.run(options)

sensu1.log

root@natty:/# tail -f /tmp/sensu1.log 
configuration valid -- running server

I, [2011-12-18T19:11:24.226973 #7058]  INFO -- : [publisher] -- publishing check -- vmstat -- sensu_client {"timestamp":"2011-12-18T19:11:24.   %6N+0000","message":"[publisher] -- publishing check -- vmstat -- sensu_client","level":"info"}
I, [2011-12-18T19:11:24.470255 #7058]  INFO -- : [result] -- received result -- natty.talifun.com -- vmstat {"timestamp":"2011-12-18T19:11:24.   %6N+0000","message":"[result] -- received result -- natty.talifun.com -- vmstat","level":"info"}
/var/lib/gems/1.8/gems/sensu-0.8.19.copia1/lib/sensu/server.rb:71:in `handle_event': testing!! (RuntimeError)
	from /var/lib/gems/1.8/gems/sensu-0.8.19.copia1/lib/sensu/server.rb:136:in `process_result'
	from /var/lib/gems/1.8/gems/eventmachine-1.0.0.beta.4/lib/em/deferrable.rb:151:in `call'
	from /var/lib/gems/1.8/gems/eventmachine-1.0.0.beta.4/lib/em/deferrable.rb:151:in `set_deferred_status'
	from /var/lib/gems/1.8/gems/eventmachine-1.0.0.beta.4/lib/em/deferrable.rb:191:in `succeed'
	from /var/lib/gems/1.8/gems/ruby-redis-0.0.2/lib/redis/client.rb:63:in `receive_data'
	from /var/lib/gems/1.8/gems/eventmachine-1.0.0.beta.4/lib/eventmachine.rb:179:in `run_machine'
	from /var/lib/gems/1.8/gems/eventmachine-1.0.0.beta.4/lib/eventmachine.rb:179:in `run'
	from /var/lib/gems/1.8/gems/sensu-0.8.19.copia1/lib/sensu/server.rb:13:in `run'
	from /var/lib/gems/1.8/gems/sensu-0.8.19.copia1/bin/sensu-server:14
	from /var/lib/gems/1.8/bin/sensu-server:19:in `load'
	from /var/lib/gems/1.8/bin/sensu-server:19