task :config => :environment do
     facebook_config = File.dirname(__FILE__) + '/../../../../../config/facebooker.yml'
     FACEBOOKER = YAML.load_file(facebook_config)[RAILS_ENV]
     @public_host_username = FACEBOOKER['tunnel']['public_host_username']
     @public_host = FACEBOOKER['tunnel']['public_host']
     @public_port = FACEBOOKER['tunnel']['public_port']
     @local_port = FACEBOOKER['tunnel']['local_port']
     @ssh_port = FACEBOOKER['tunnel']['ssh_port'] || 22
     @server_alive_interval = FACEBOOKER['tunnel']['server_alive_interval'] || 0
     @notification = "Starting tunnel #{@public_host}:#{@public_port} to 0.0.0.0:#{@local_port}"
     @notification << " using SSH port #{@ssh_port}" unless @ssh_port == 22
     # "GatewayPorts yes" needs to be enabled in the remote's sshd config
     @ssh_command = %Q[ssh -v -p #{@ssh_port} -nNT4 -o "ServerAliveInterval #{@server_alive_interval}" -R *:#{@public_port}:localhost:#{@local_port} #{@public_host_username}@#{@public_host}]
    end