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puma--puma/bin/mongrel_rails_svc

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###############################################
# mongrel_rails_svc
#
# This is where Win32::Daemon resides.
###############################################
require 'rubygems'
require 'mongrel'
require 'mongrel/rails'
require 'optparse'
require 'win32/service'
# We need to use OpenProcess and SetProcessAffinityMask on WinNT/2K/XP for
# binding the process to each cpu.
# Kernel32 Module Just for Win32 :D
require 'dl/win32'
module Kernel32
[
%w/OpenProcess LLL L/,
%w/SetProcessAffinityMask LL L/,
].each do |fn|
const_set fn[0].intern, Win32API.new('kernel32.dll', *fn)
end
PROCESS_ALL_ACCESS = 0x1f0fff
module_function
def set_affinity(pid, cpu)
handle = OpenProcess.call(PROCESS_ALL_ACCESS, 0, pid)
# CPU mask is a bit weird, hehehe :)
# default mask for CPU 1
mask = 1
mask = %w{1 2 4 8 16 32 64 128}[cpu.to_i - 1] if cpu.to_i.between?(1, 8)
SetProcessAffinityMask.call(handle, mask.to_i)
end
end
# End Kernel32 Module
DEBUG_LOG_FILE = File.expand_path(File.dirname(__FILE__) + '/debug.log')
DEBUG_THREAD_LOG_FILE = File.expand_path(File.dirname(__FILE__) + '/debug_thread.log')
def dbg(msg)
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - #{msg}") }
end
def dbg_th(msg)
File.open(DEBUG_THREAD_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - #{msg}") }
end
# This class encapsulate the handler registering, http_server and working thread
# Is standalone, so using MongrelRails in your app get everything runnig
# (in case you don't want use mongrel_rails script)
class MongrelRails
def initialize(ip, port, rails_root, docroot, environment, mime_map, num_procs, timeout)
dbg "mongrelrails_initialize entered"
@ip = ip
@port = port
@rails_root = rails_root
@docroot = docroot
@environment = environment
@mime_map = mime_map
@num_procs = num_procs
@timeout = timeout
dbg "mongrelrails_initialize left"
end
def delayed_initialize
dbg "delayed_initialize entered"
@rails = configure_rails
# start up mongrel with the right configurations
@server = Mongrel::HttpServer.new(@ip, @port, @num_procs.to_i, @timeout.to_i)
@server.register("/", @rails)
dbg "delayed_initialize left"
end
def load_mime_map
dbg "load_mime_map entered"
mime = {}
# configure any requested mime map
if @mime_map
puts "Loading additional MIME types from #@mime_map"
mime.merge!(YAML.load_file(@mime_map))
# check all the mime types to make sure they are the right format
mime.each {|k,v| puts "WARNING: MIME type #{k} must start with '.'" if k.index(".") != 0 }
end
dbg "load_mime_map left"
return mime
end
def configure_rails
dbg "configure_rails entered"
Dir.chdir(@rails_root)
ENV['RAILS_ENV'] = @environment
require 'config/environment'
# configure the rails handler
rails = Mongrel::Rails::RailsHandler.new(@docroot, load_mime_map)
dbg "configure_rails left"
return rails
end
def start_serve
begin
dbg "start_serve entered"
@runner = Thread.new do
dbg_th "runner_thread suspended"
Thread.stop
dbg_th "runner_thread resumed"
dbg_th "runner_thread acceptor.join"
@server.acceptor.join
end
dbg "server.run"
@server.run
dbg "runner.run"
@runner.run
dbg "start_serve left"
rescue
dbg "ERROR: #$!\r\n"
dbg $!.backtrace.join("\r\n")
end
end
def stop_serve
dbg "stop_serve entered"
if @runner.alive?
dbg "killing thread"
@runner.kill
end
@server.stop
dbg "stop_serve left"
end
end
class RailsDaemon < Win32::Daemon
def initialize(rails)
dbg "daemon_initialize entered"
@rails = rails
dbg "daemon_initialize left"
end
def service_init
dbg "service_init entered"
@rails.delayed_initialize
dbg "service_init left"
end
def service_main
dbg "service_main entered"
dbg "rails.start_serve"
@rails.start_serve
dbg "while RUNNING"
while state == RUNNING
sleep 1
end
dbg "state !RUNNING"
dbg "rails.stop_serve"
@rails.stop_serve
dbg "service_main left"
end
def service_stop
dbg "service_stop entered"
dbg "service_stop left"
end
end
begin
if ARGV[0] == 'service'
ARGV.shift
# default options
OPTIONS = {
:rails_root => Dir.pwd,
:environment => 'production',
:ip => '0.0.0.0',
:port => 3000,
:mime_map => nil,
:num_procs => 1024,
:timeout => 0,
:cpu => nil
}
ARGV.options do |opts|
opts.on('-r', '--root PATH', "Set the root path where your rails app resides.") { |OPTIONS[:rails_root]| }
opts.on('-e', '--environment ENV', "Rails environment to run as. (default: production)") { |OPTIONS[:environment]| }
opts.on('-b', '--binding ADDR', "Address to bind to") { |OPTIONS[:ip]| }
opts.on('-p', '--port PORT', "Which port to bind to") { |OPTIONS[:port]| }
opts.on('-m', '--mime PATH', "A YAML file that lists additional MIME types") { |OPTIONS[:mime_map]| }
opts.on('-P', '--num-procs INT', "Number of processor threads to use") { |OPTIONS[:num_procs]| }
opts.on('-t', '--timeout SECONDS', "Timeout all requests after SECONDS time") { |OPTIONS[:timeout]| }
opts.on('-c', '--cpu CPU', "Bind the process to specific cpu") { |OPTIONS[:cpu]| }
opts.parse!
end
#expand RAILS_ROOT
OPTIONS[:rails_root] = File.expand_path(OPTIONS[:rails_root])
OPTIONS[:docroot] = File.expand_path(OPTIONS[:rails_root] + '/public')
# We must bind to a specific cpu?
if OPTIONS[:cpu]
Kernel32.set_affinity(Process.pid, OPTIONS[:cpu])
end
rails = MongrelRails.new(OPTIONS[:ip], OPTIONS[:port], OPTIONS[:rails_root], OPTIONS[:docroot], OPTIONS[:environment], OPTIONS[:mime_map], OPTIONS[:num_procs].to_i, OPTIONS[:timeout].to_i)
rails_svc = RailsDaemon.new(rails)
rails_svc.mainloop
elsif ARGV[0] == 'debug'
ARGV.shift
# default options
OPTIONS = {
:rails_root => Dir.pwd,
:environment => 'production',
:ip => '0.0.0.0',
:port => 3000,
:mime_map => nil,
:num_procs => 20,
:timeout => 120,
:cpu => nil
}
ARGV.options do |opts|
opts.on('-r', '--root PATH', "Set the root path where your rails app resides.") { |OPTIONS[:rails_root]| }
opts.on('-e', '--environment ENV', "Rails environment to run as.") { |OPTIONS[:environment]| }
opts.on('-b', '--binding ADDR', "Address to bind to") { |OPTIONS[:ip]| }
opts.on('-p', '--port PORT', "Which port to bind to") { |OPTIONS[:port]| }
opts.on('-m', '--mime PATH', "A YAML file that lists additional MIME types") { |OPTIONS[:mime_map]| }
opts.on('-P', '--num-procs INT', "Number of processor threads to use") { |OPTIONS[:num_procs]| }
opts.on('-t', '--timeout SECONDS', "Timeout all requests after SECONDS time") { |OPTIONS[:timeout]| }
opts.on('-c', '--cpu CPU', "Bind the process to specific cpu") { |OPTIONS[:cpu]| }
opts.parse!
end
#expand RAILS_ROOT
OPTIONS[:rails_root] = File.expand_path(OPTIONS[:rails_root])
OPTIONS[:docroot] = File.expand_path(OPTIONS[:rails_root] + '/public')
# We must bind to a specific cpu?
if OPTIONS[:cpu]
Kernel32.set_affinity(Process.pid, OPTIONS[:cpu])
end
rails = MongrelRails.new(OPTIONS[:ip], OPTIONS[:port], OPTIONS[:rails_root], OPTIONS[:docroot], OPTIONS[:environment], OPTIONS[:mime_map], OPTIONS[:num_procs].to_i, OPTIONS[:timeout].to_i)
rails.delayed_initialize
rails.start_serve
begin
sleep
rescue Interrupt
dbg "ERROR: #$!\r\n"
dbg $!.backtrace.join("\r\n")
puts "graceful shutdown?"
end
begin
rails.stop_serve
rescue
dbg "ERROR: #$!\r\n"
dbg $!.backtrace.join("\r\n")
end
end
rescue
dbg "ERROR: #$!\r\n"
dbg $!.backtrace.join("\r\n")
end