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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 'optparse'
require 'win32/service'
DEBUG_LOG_FILE = File.expand_path(File.dirname(__FILE__) + '/debug.log')
#STDERR.reopen(DEBUG_LOG_FILE)
# There are need for SimpleHandler
require 'yaml'
require 'zlib'
class RailsHandler < Mongrel::HttpHandler
def initialize(dir, mime_map = {})
@files = Mongrel::DirHandler.new(dir,false)
@guard = Mutex.new
# register the requested mime types
mime_map.each {|k,v| Mongrel::DirHandler::add_mime_type(k,v) }
end
def process(request, response)
# not static, need to talk to rails
return if response.socket.closed?
if @files.can_serve(request.params["PATH_INFO"])
@files.process(request,response)
else
cgi = Mongrel::CGIWrapper.new(request, response)
begin
@guard.synchronize do
# Rails is not thread safe so must be run entirely within synchronize
Dispatcher.dispatch(cgi, ActionController::CgiRequest::DEFAULT_SESSION_OPTIONS, response.body)
end
# This finalizes the output using the proper HttpResponse way
cgi.out {""}
rescue Object => rails_error
STDERR.puts "calling Dispatcher.dispatch #{rails_error}"
STDERR.puts rails_error.backtrace.join("\n")
end
end
end
end
class SimpleHandler < Mongrel::HttpHandler
def process(request, response)
response.start do |head,out|
head["Content-Type"] = "text/html"
results = "<html><body>Your request:<br /><pre>#{request.params.to_yaml}</pre><a href=\"/files\">View the files.</a></body></html>"
if request.params["HTTP_ACCEPT_ENCODING"] == "gzip,deflate"
head["Content-Encoding"] = "deflate"
# send it back deflated
out << Zlib::Deflate.deflate(results)
else
# no gzip supported, send it back normal
out << results
end
end
end
end
class RailsDaemon < Win32::Daemon
def initialize(ip, port, rails_root, docroot, environment, mime_map, num_procs, timeout)
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - daemon_initialize entered") }
@ip = ip
@port = port
@rails_root = rails_root
@docroot = docroot
@environment = environment
@mime_map = mime_map
@num_procs = num_procs
@timeout = timeout
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - daemon_initialize left") }
end
def load_mime_map
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - 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
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - load_mime_map left") }
return mime
end
def configure_rails
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - configure_rails entered") }
Dir.chdir(@rails_root)
ENV['RAILS_ENV'] = @environment
require File.join(@rails_root, 'config/environment')
# configure the rails handler
rails = RailsHandler.new(@docroot, load_mime_map)
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - configure_rails left") }
return rails
end
def service_init
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - service_init entered") }
@rails = configure_rails
#@rails = SimpleHandler.new
# start up mongrel with the right configurations
@server = Mongrel::HttpServer.new(@ip, @port, @num_procs.to_i, @timeout.to_i)
@server.register("/", @rails)
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - service_init left") }
end
def service_main
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - service_main entered") }
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - server.run") }
@server.run
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - while RUNNING") }
while state == RUNNING
sleep 1
end
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - service_main left") }
end
def service_stop
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - service_stop entered") }
#File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - server.stop") }
#@server.stop
File.open(DEBUG_LOG_FILE,"a+") { |f| f.puts("#{Time.now} - service_stop left") }
end
end
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 => 20,
:timeout => 120
}
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.parse!
end
OPTIONS[:docroot] = File.expand_path(OPTIONS[:rails_root] + '/public')
rails_svc = RailsDaemon.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.mainloop
end