Rakefile

require 'daemon_controller'
require 'socket'

REPO_DIR = '/path/to/repos'
WHITELIST = %w{hostthis}
LISTEN = '1.2.3.4'
PORT = '9418'
PID_FILE = 'git-daemon.pid'
LOG_FILE = 'git-daemon.log'
LOCK_FILE = "#{PID_FILE}.lock"
CWD = File.dirname(__FILE__)

task :default => :start
 
namespace :git do
  def expanded_whitelist 
    WHITELIST.collect do |repo|
      File.join(REPO_DIR, repo)
    end.join(' ')
  end

  def get_controller
    git_opts = []
    git_opts << "--pid-file=#{PID_FILE}"
    git_opts << "--export-all"
    git_opts << "--reuseaddr"
    git_opts << "--listen=#{LISTEN}"
    git_opts << "--base-path=#{REPO_DIR}"

    daemonize_opts = []
    daemonize_opts << '-a'
    daemonize_opts << "-e #{LOG_FILE}"
    daemonize_opts << "-o #{LOG_FILE}"
    daemonize_opts << "-c #{CWD}"
    daemonize_opts << "-v"

    controller = DaemonController.new(
      :identifier => 'Git Daemon',
      :start_command => "daemonize #{daemonize_opts.join ' '} /usr/local/bin/git daemon #{git_opts.join ' '} #{expanded_whitelist}",
      :ping_command => lambda{TCPSocket.new(LISTEN, PORT)},
      :pid_file => PID_FILE,
      :log_file => LOG_FILE)
  end

  desc "Start git-daemon"
  task :start do
    puts 'Starting git-daemon'
    puts "Listening on #{LISTEN}"
    puts "Serving: #{expanded_whitelist}"

    controller = get_controller
    controller.start

    puts "Started pid: #{controller.pid}"
  end

  desc "Stop git-daemon"
  task :stop do
    puts "Stopping git-daemon"
    controller = get_controller
    controller.stop
  end
end
 
desc "Start"
multitask :start => [ 'git:start' ]

desc "Stop"
multitask :stop => [ 'git:stop' ]

desc "Restart"
task :restart => [:stop, :start]