#!/usr/bin/env ruby
#
# $Id$
#
# This user interface listens on a port and provides clients that connect to
# it with an RPC interface to the Metasploit Framework.
#
# $Revision$
#

msfbase = __FILE__
while File.symlink?(msfbase)
	msfbase = File.expand_path(File.readlink(msfbase), File.dirname(msfbase))
end

$:.unshift(File.expand_path(File.join(File.dirname(msfbase), 'lib')))
require 'fastlib'



$:.unshift(ENV['MSF_LOCAL_LIB']) if ENV['MSF_LOCAL_LIB']

require 'rex/parser/arguments'

# Declare the argument parser for msfrpcd
arguments = Rex::Parser::Arguments.new(
	"-a" => [ true,  "Bind to this IP address"                              ],
	"-p" => [ true,  "Bind to this port instead of 55553"                   ],
	"-U" => [ true,  "Specify the username to access msfrpcd"               ],
	"-P" => [ true,  "Specify the password to access msfrpcd"               ],
	"-u" => [ true,  "URI for Web server"                                   ],
	"-S" => [ false, "Disable SSL on the RPC socket"                     ],
	"-f" => [ false, "Run the daemon in the foreground"                     ],
	"-n" => [ false, "Disable database"                     ],
	"-h" => [ false, "Help banner"                                          ])

opts = {
	'RunInForeground' => true,
	'SSL'             => true,
	'ServerHost'      => '0.0.0.0',
	'ServerPort'      => 55553,
	'ServerType'      => 'Msg'
}

foreground = false
frameworkOpts = {}


# Parse command line arguments.
arguments.parse(ARGV) { |opt, idx, val|
	case opt
		when "-a"
			opts['ServerHost'] = val
		when "-S"
			opts['SSL'] = false
		when "-p"
			opts['ServerPort'] = val
		when '-U'
			opts['User'] = val
		when '-P'
			opts['Pass'] = val
		when "-f"
			foreground = true
		when "-u"
			opts['URI'] = val
		when "-n"
			frameworkOpts['DisableDatabase'] = true
		when "-h"
			print("\nUsage: #{File.basename(__FILE__)} <options>\n" +	arguments.usage)
			exit
	end
}

if(not opts['Pass'])
	$stderr.puts "[-] Error: a password must be specified (-P)"
	exit(0)
end

$0 = "msfrpcd"

rpctype = 'MSG'

$stderr.puts "[*] #{rpctype}RPC starting on #{opts['ServerHost']}:#{opts['ServerPort']} (#{opts['SSL'] ? "SSL" : "NO SSL"}):#{opts['ServerType']}..."

$stderr.puts "[*] URI: #{opts['URI']}" if(opts['URI'])

require 'msf/base'
require 'msf/ui'


# Fork into the background if requested
begin
	if foreground
		$stdout.puts "[*] #{rpctype}RPC ready at #{Time.now}."
	else
		$stderr.puts "[*] #{rpctype}RPC backgrounding at #{Time.now}..."
		exit(0) if Process.fork()
	end
rescue ::NotImplementedError
	$stderr.puts "[-] Background mode is not available on this platform"
end

# Create an instance of the framework
$framework = Msf::Simple::Framework.create(frameworkOpts)

$framework.db.sink.restart if RUBY_PLATFORM !~ /cygwin/ and not frameworkOpts['DisableDatabase']

# Run the plugin instance in the foreground.
begin
	$framework.plugins.load("#{rpctype.downcase}rpc", opts).run
rescue ::Interrupt
	$stderr.puts "[*] Shutting down"
end