Class: Rex::Post::Meterpreter::Ui::Console::CommandDispatcher::Core

Inherits:
Object
  • Object
show all
Includes:
Rex::Post::Meterpreter::Ui::Console::CommandDispatcher
Defined in:
lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb

Overview

Core meterpreter client commands that provide only the required set of commands for having a functional meterpreter client<->server instance.

Constant Summary collapse

CommDispatcher = 
Console::CommandDispatcher
@@load_opts = 
Rex::Parser::Arguments.new(
  '-h' => [false, 'Help menu.'                    ],
  '-l' => [false, 'List all available extensions.']
)
@@pivot_opts = 
Rex::Parser::Arguments.new(
  '-t' => [true, 'Pivot listener type'],
  '-i' => [true, 'Identifier of the pivot to remove'],
  '-l' => [true, 'Host address to bind to (if applicable)'],
  '-n' => [true, 'Name of the listener entity (if applicable)'],
  '-a' => [true, 'Architecture of the stage to generate'],
  '-p' => [true, 'Platform of the stage to generate'],
  '-h' => [false, 'View help']
)
@@pivot_supported_archs = 
[Rex::Arch::ARCH_X64, Rex::Arch::ARCH_X86]
@@pivot_supported_platforms = 
['windows']
@@channel_opts =

Displays information about active channels

Rex::Parser::Arguments.new(
'-c' => [ true,  'Close the given channel.' ],
'-k' => [ true,  'Close the given channel.' ],
'-K' => [ false, 'Close all channels.' ],
'-i' => [ true,  'Interact with the given channel.' ],
'-l' => [ false, 'List active channels.' ],
'-r' => [ true,  'Read from the given channel.' ],
'-w' => [ true,  'Write to the given channel.' ],
'-h' => [ false, 'Help menu.' ])
@@set_timeouts_opts = 
Rex::Parser::Arguments.new(
'-c' => [true, 'Comms timeout (seconds)'],
'-x' => [true, 'Expiration timeout (seconds)'],
'-t' => [true, 'Retry total time (seconds)'],
'-w' => [true, 'Retry wait time (seconds)'],
'-h' => [false, 'Help menu'])
@@ssl_verify_opts =

Arguments for ssl verification

Rex::Parser::Arguments.new(
'-e' => [ false, 'Enable SSL certificate verification' ],
'-d' => [ false, 'Disable SSL certificate verification' ],
'-q' => [ false, 'Query the status of SSL certificate verification' ],
'-h' => [ false, 'Help menu' ])
@@transport_opts =

Arguments for transport switching

Rex::Parser::Arguments.new(
'-t' => [true, "Transport type: #{Rex::Post::Meterpreter::ClientCore::VALID_TRANSPORTS.keys.join(', ')}"],
'-l' => [true, 'LHOST parameter (for reverse transports)'],
'-p' => [true, 'LPORT parameter'],
'-i' => [true, 'Specify transport by index (currently supported: remove)'],
'-u' => [true, 'Local URI for HTTP/S transports (used when adding/changing transports with a custom LURI)'],
'-c' => [true, 'SSL certificate path for https transport verification (optional)'],
'-A' => [true, 'User agent for HTTP/S transports (optional)'],
'-H' => [true, 'Proxy host for HTTP/S transports (optional)'],
'-P' => [true, 'Proxy port for HTTP/S transports (optional)'],
'-U' => [true, 'Proxy username for HTTP/S transports (optional)'],
'-N' => [true, 'Proxy password for HTTP/S transports (optional)'],
'-B' => [true, 'Proxy type for HTTP/S transports (optional: http, socks; default: http)'],
'-C' => [true, 'Comms timeout (seconds) (default: same as current session)'],
'-X' => [true, 'Expiration timeout (seconds) (default: same as current session)'],
'-T' => [true, 'Retry total time (seconds) (default: same as current session)'],
'-W' => [true, 'Retry wait time (seconds) (default: same as current session)'],
'-v' => [false, 'Show the verbose format of the transport list'],
'-h' => [false, 'Help menu'])
@@migrate_opts = 
Rex::Parser::Arguments.new(
  '-P' => [true, 'PID to migrate to.'],
  '-N' => [true, 'Process name to migrate to.'],
  '-p' => [true, 'Writable path - Linux only (eg. /tmp).'],
  '-t' => [true, 'The number of seconds to wait for migration to finish (default: 60).'],
  '-h' => [false, 'Help menu.']
)
@@write_opts =

Writes data to a channel.

Rex::Parser::Arguments.new(
'-f' => [true, 'Write the contents of a file on disk'],
'-h' => [false, 'Help menu.'])
@@client_extension_search_paths = 
[::File.join(Rex::Root, 'post', 'meterpreter', 'ui', 'console', 'command_dispatcher')]

Instance Attribute Summary collapse

Attributes included from Ui::Text::DispatcherShell::CommandDispatcher

#shell, #tab_complete_items

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Rex::Post::Meterpreter::Ui::Console::CommandDispatcher

check_hash, #client, #docs_dir, #filter_commands, #log_error, #msf_loaded?, #session, set_hash

Methods included from Msf::Ui::Console::CommandDispatcher::Session

#cmd_background, #cmd_background_help, #cmd_exit, #cmd_irb, #cmd_irb_help, #cmd_irb_tabs, #cmd_pry, #cmd_pry_help, #cmd_resource, #cmd_resource_help, #cmd_resource_tabs, #cmd_sessions, #cmd_sessions_help

Methods included from Ui::Text::DispatcherShell::CommandDispatcher

#cmd_help, #cmd_help_help, #cmd_help_tabs, #deprecated_cmd, #deprecated_commands, #deprecated_help, #docs_dir, #help_to_s, included, #print, #print_error, #print_good, #print_line, #print_status, #print_warning, #tab_complete_directory, #tab_complete_filenames, #tab_complete_generic, #tab_complete_source_address, #update_prompt

Constructor Details

#initialize(shell) ⇒ Core

Initializes an instance of the core command set using the supplied shell for interactivity.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 25

def initialize(shell)
  super

  self.extensions = []
  self.bgjobs     = []
  self.bgjob_id   = 0

  # keep a lookup table to refer to transports by index
  @transport_map = {}
end

Instance Attribute Details

#bgjob_id ⇒ Object (protected)

:nodoc:



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1645

def bgjob_id
  @bgjob_id
end

#bgjobs ⇒ Object (protected)

:nodoc:



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1645

def bgjobs
  @bgjobs
end

#extensions ⇒ Object (protected)

:nodoc:



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1644

def extensions
  @extensions
end

Class Method Details

.add_client_extension_search_path(path) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1613

def self.add_client_extension_search_path(path)
  @@client_extension_search_paths << path unless @@client_extension_search_paths.include?(path)
end

.client_extension_search_paths ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1617

def self.client_extension_search_paths
  @@client_extension_search_paths
end

Instance Method Details

#add_extension_client(mod) ⇒ Object (protected)

Loads the client extension specified in mod



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1652

def add_extension_client(mod)
  klass = get_extension_client_class(mod)

  if klass.nil?
    print_error("Failed to load client portion of #{mod}.")
    return false
  end

  # Enstack the dispatcher
  self.shell.enstack_dispatcher(klass)

  # Insert the module into the list of extensions
  self.extensions << mod
end

#cmd_bgkill(*args) ⇒ Object

Kill a background job



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1444

def cmd_bgkill(*args)
  if args.empty? || args.include?('-h')
    print_line('Usage: bgkill [id]')
    return
  end

  args.each do |jid|
    jid = jid.to_i
    if self.bgjobs[jid]
      print_status("Killing background job #{jid}...")
      self.bgjobs[jid].kill
      self.bgjobs[jid] = nil
    else
      print_error("Job #{jid} was not running")
    end
  end
end

#cmd_bglist(*args) ⇒ Object

List background jobs



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1465

def cmd_bglist(*args)
  self.bgjobs.each_index do |jid|
    if self.bgjobs[jid]
      print_status("Job #{jid}: #{self.bgjobs[jid][:args].inspect}")
    end
  end
end

#cmd_bgrun(*args) ⇒ Object

Executes a script in the context of the meterpreter session in the background



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1403

def cmd_bgrun(*args)
  if args.empty? || args.first == '-h'
    print_line('Usage: bgrun <script> [arguments]')
    print_line
    print_line('Executes a ruby script in the context of the meterpreter session.')
    print_line

    return true
  end

  jid = self.bgjob_id
  self.bgjob_id += 1

  # Get the script name
  self.bgjobs[jid] = Rex::ThreadFactory.spawn("MeterpreterBGRun(#{args[0]})-#{jid}", false, jid, args) do |myjid,xargs|
    ::Thread.current[:args] = xargs.dup
    begin
      # the rest of the arguments get passed in through the binding
      script_name = args.shift
      client.execute_script(script_name, args)
    rescue ::Exception => e
      print_error("Error in script: #{script_name}")
      elog("Error in script: #{script_name}", error: e)
    end
    self.bgjobs[myjid] = nil
    print_status("Background script with Job ID #{myjid} has completed (#{::Thread.current[:args].inspect})")
  end

  print_status("Executed Meterpreter with Job ID #{jid}")
end

#cmd_bgrun_tabs(*args) ⇒ Object

Map this to the normal run command tab completion



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1437

def cmd_bgrun_tabs(*args)
  cmd_run_tabs(*args)
end

#cmd_channel(*args) ⇒ Object

Performs operations on the supplied channel.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 328

def cmd_channel(*args)
  if args.empty? || args.include?('-h')
    cmd_channel_help
    return
  end

  mode = nil
  chan = nil

  # Parse options
  @@channel_opts.parse(args) { |opt, idx, val|
    case opt
    when '-l'
      mode = :list
    when '-c', '-k'
      mode = :close
      chan = val
    when '-i'
      mode = :interact
      chan = val
    when '-r'
      mode = :read
      chan = val
    when '-w'
      mode = :write
      chan = val
    when '-K'
      mode = :kill_all
    end

    if @@channel_opts.arg_required?(opt)
      unless chan
        print_error('Channel ID required')
        return
      end
    end
  }

  case mode
  when :list
    tbl = Rex::Text::Table.new(
      'Indent'  => 4,
      'Columns' => ['Id', 'Class', 'Type'])
    items = 0

    client.channels.each_pair { |cid, channel|
      tbl << [ cid, channel.class.cls, channel.type ]
      items += 1
    }

    if (items == 0)
      print_line('No active channels.')
    else
      print("\n" + tbl.to_s + "\n")
    end
  when :close
    cmd_close(chan)
  when :interact
    cmd_interact(chan)
  when :read
    cmd_read(chan)
  when :write
    cmd_write(chan)
  when :kill_all
    if client.channels.empty?
      print_line('No active channels.')
      return
    end

    print_line('Killing all channels...')
    client.channels.each_pair do |id, channel|
      channel._close
    rescue ::StandardError
      print_error("Failed when trying to kill channel: #{id}")
    end
    print_line('Killed all channels.')
  else
    # No mode, no service.
    return true
  end
end

#cmd_channel_help ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 318

def cmd_channel_help
  print_line('Usage: channel [options]')
  print_line
  print_line('Displays information about active channels.')
  print_line(@@channel_opts.usage)
end

#cmd_channel_tabs(str, words) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 410

def cmd_channel_tabs(str, words)
  case words.length
  when 1
    @@channel_opts.option_keys
  when 2
    case words[1]
    when '-k', '-c', '-i', '-r', '-w'
      tab_complete_channels
    else
      []
    end
  else
    []
  end
end

#cmd_close(*args) ⇒ Object

Closes a supplied channel.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 436

def cmd_close(*args)
  if args.empty? || args.include?('-h')
    cmd_close_help
    return true
  end

  cid = args[0].to_i
  channel = client.find_channel(cid)

  unless channel
    print_error('Invalid channel identifier specified.')
    return true
  end

  channel._close # Issue #410

  print_status("Closed channel #{cid}.")
end

#cmd_close_help ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 426

def cmd_close_help
  print_line('Usage: close <channel_id>')
  print_line
  print_line('Closes the supplied channel.')
  print_line
end

#cmd_close_tabs(str, words) ⇒ Object Also known as: cmd_interact_tabs, cmd_read_tabs 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 455

def cmd_close_tabs(str, words)
  return [] if words.length > 1

  return tab_complete_channels
end

#cmd_detach(*args) ⇒ Object

Disconnects the session



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 475

def cmd_detach(*args)
  unless client.passive_service
    print_error('The detach command is not applicable with the current transport')
    return
  end
  client.shutdown_passive_dispatcher
  shell.stop
end

#cmd_detach_help ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 461

def cmd_detach_help
  print_line('Detach from the victim. Only possible for non-stream sessions (http/https)')
  print_line
  print_line('The victim will continue to attempt to call back to the handler until it')
  print_line('successfully connects (which may happen immediately if you have a handler')
  print_line('running in the background), or reaches its expiration.')
  print_line
  print_line("This session may #{client.passive_service ? "" : "NOT"} be detached.")
  print_line
end

#cmd_disable_unicode_encoding ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1606

def cmd_disable_unicode_encoding
  client.encode_unicode = false
  print_status('Unicode encoding is disabled')
end

#cmd_enable_unicode_encoding ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1601

def cmd_enable_unicode_encoding
  client.encode_unicode = true
  print_status('Unicode encoding is enabled')
end

#cmd_get_timeouts(*args) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 563

def cmd_get_timeouts(*args)
  # Calling set without passing values is the same as
  # getting all the current timeouts
  timeouts = client.core.set_transport_timeouts
  print_timeouts(timeouts)
end

#cmd_guid(*args) ⇒ Object

Get the session GUID



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 596

def cmd_guid(*args)
  parts = client.session_guid.unpack('H*')[0]
  guid = [parts[0, 8], parts[8, 4], parts[12, 4], parts[16, 4], parts[20, 12]].join('-')
  print_good("Session GUID: #{guid}")
end

#cmd_info(*args) ⇒ Object

Show info for a given Post module.

See also cmd_info in lib/msf/ui/console/command_dispatcher/core.rb



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1485

def cmd_info(*args)
  return unless msf_loaded?

  if args.length != 1 or args.include?('-h')
    cmd_info_help
    return
  end

  module_name = args.shift
  mod = client.framework.modules.create(module_name);

  if mod.nil?
    print_error("Invalid module: #{module_name}")
  end

  if (mod)
    print_line(::Msf::Serializer::ReadableText.dump_module(mod))
    mod_opt = ::Msf::Serializer::ReadableText.dump_options(mod, '   ')
    print_line("\nModule options (#{mod.fullname}):\n\n#{mod_opt}") if (mod_opt and mod_opt.length > 0)
  end
end

#cmd_info_help ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1473

def cmd_info_help
  print_line('Usage: info <module>')
  print_line
  print_line('Prints information about a post-exploitation module')
  print_line
end

#cmd_info_tabs(str, words) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1507

def cmd_info_tabs(str, words)
  tab_complete_modules(str, words) if msf_loaded?
end

#cmd_interact(*args) ⇒ Object

Interacts with a channel.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 494

def cmd_interact(*args)
  if args.empty? || args.include?('-h')
    cmd_info_help
    return true
  end

  cid = args[0].to_i
  channel = client.find_channel(cid)

  if channel
    print_line("Interacting with channel #{cid}...\n")

    shell.interact_with_channel(channel)
  else
    print_error('Invalid channel identifier specified.')
  end
end

#cmd_interact_help ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 484

def cmd_interact_help
  print_line('Usage: interact <channel_id>')
  print_line
  print_line('Interacts with the supplied channel.')
  print_line
end

#cmd_load(*args) ⇒ Object

Loads one or more meterpreter extensions.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1148

def cmd_load(*args)
  if args.length == 0
    args.unshift('-h')
  end

  @@load_opts.parse(args) { |opt, idx, val|
    case opt
    when '-l'
      exts = Set.new
      if extensions.include?('stdapi') && !client.sys.config.sysinfo['BuildTuple'].blank?
        # Use API to get list of extensions from the gem
        exts.merge(MetasploitPayloads::Mettle.available_extensions(client.sys.config.sysinfo['BuildTuple']))
      else
        exts.merge(client.binary_suffix.map { |suffix| MetasploitPayloads.list_meterpreter_extensions(suffix) }.flatten)
      end
      exts = exts.sort.uniq
      print(exts.to_a.join("\n") + "\n")

      return true
    when '-h'
      cmd_load_help
      return true
    end
  }

  # Load each of the modules
  args.each { |m|
    md = m.downcase

    # Temporary hack to pivot mimikatz over to kiwi until
    # everyone remembers to do it themselves
    if md == 'mimikatz'
      print_warning('The "mimikatz" extension has been replaced by "kiwi". Please use this in future.')
      md = 'kiwi'
    end

    modulenameprovided = md

    if client.binary_suffix and client.binary_suffix.size > 1
      client.binary_suffix.each { |s|
        if (md =~ /(.*)\.#{s}/ )
          md = $1
          break
        end
      }
    end

    if (extensions.include?(md))
      print_warning("The \"#{md}\" extension has already been loaded.")
      next
    end

    print("Loading extension #{md}...")

    begin
      # Use the remote side, then load the client-side
      if (client.core.use(modulenameprovided) == true)
        add_extension_client(md)

        if md == 'stdapi' && (client.exploit_datastore && !client.exploit_datastore['AutoLoadStdapi'] && client.exploit_datastore['AutoSystemInfo'])
          client.load_session_info
        end
      end
    rescue => ex
      print_line
      log_error("Failed to load extension: #{ex.message}")
      elog(ex)
      if ex.kind_of?(ExtensionLoadError) && ex.name
        # MetasploitPayloads and MetasploitPayloads::Mettle do things completely differently, build an array of
        # suggestion keys (binary_suffixes and Mettle build-tuples)
        suggestion_keys = MetasploitPayloads.list_meterpreter_extension_suffixes(ex.name) + MetasploitPayloads::Mettle.available_platforms(ex.name)
        suggestion_map = {
          # Extension Suffixes
          'jar' => 'java',
          'php' => 'php',
          'py' => 'python',
          'x64.dll' => 'windows/x64',
          'x86.dll' => 'windows',
          # Mettle Platforms
          'aarch64-iphone-darwin' => 'apple_ios/aarch64',
          'aarch64-linux-musl' => 'linux/aarch64',
          'arm-iphone-darwin' => 'apple_ios/armle',
          'armv5b-linux-musleabi' => 'linux/armbe',
          'armv5l-linux-musleabi' => 'linux/armle',
          'i486-linux-musl' => 'linux/x86',
          'mips64-linux-muslsf' => 'linux/mips64',
          'mipsel-linux-muslsf' => 'linux/mipsle',
          'mips-linux-muslsf' => 'linux/mipsbe',
          'powerpc64le-linux-musl' => 'linux/ppc64le',
          'powerpc-e500v2-linux-musl' => 'linux/ppce500v2',
          'powerpc-linux-muslsf' => 'linux/ppc',
          's390x-linux-musl' => 'linux/zarch',
          'x86_64-apple-darwin' => 'osx/x64',
          'x86_64-linux-musl' => 'linux/x64',
        }
        suggestions = suggestion_map.select { |k,_v| suggestion_keys.include?(k) }.values
        unless suggestions.empty?
          log_error("The \"#{ex.name}\" extension is supported by the following Meterpreter payloads:")
          suggestions.each do |suggestion|
            log_error("  - #{suggestion}/meterpreter*")
          end
        end
      end

      next
    end

    print_line('Success.')
  }

  return true
end

#cmd_load_help ⇒ Object Also known as: cmd_use_help 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1138

def cmd_load_help
  print_line('Usage: load ext1 ext2 ext3 ...')
  print_line
  print_line('Loads a meterpreter extension module or modules.')
  print_line(@@load_opts.usage)
end

#cmd_load_tabs(str, words) ⇒ Object Also known as: cmd_use_tabs 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1261

def cmd_load_tabs(str, words)
  tabs = Set.new
  if extensions.include?('stdapi') && !client.sys.config.sysinfo['BuildTuple'].blank?
    tabs.merge(MetasploitPayloads::Mettle.available_extensions(client.sys.config.sysinfo['BuildTuple']))
  else
    tabs.merge(client.binary_suffix.map { |suffix| MetasploitPayloads.list_meterpreter_extensions(suffix) }.flatten)
  end
  tabs = tabs.sort.uniq
  return tabs.to_a
end

#cmd_machine_id(*args) ⇒ Object

Get the machine ID of the target



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 588

def cmd_machine_id(*args)
  client.machine_id = client.core.machine_id unless client.machine_id
  print_good("Machine ID: #{client.machine_id}")
end

#cmd_migrate(*args) ⇒ void

This method returns an undefined value.

Migrates the server to the supplied process identifier.

Parameters:

  • args (Array<String>) —

    Commandline arguments, -h or a pid. On linux platforms a path for the unix domain socket used for IPC.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1020

def cmd_migrate(*args)
  if args.length == 0 || args.any? { |arg| %w(-h --pid --name).include? arg }
    cmd_migrate_help
    return true
  end

  pid = nil
  writable_dir = nil
  opts = {
    timeout: nil
  }

  @@migrate_opts.parse(args) do |opt, idx, val|
    case opt
    when '-t'
      opts[:timeout] = val.to_i
    when '-p'
      writable_dir = val
    when '-P'
      unless val =~ /^\d+$/
        print_error("Not a PID: #{val}")
        return
      end
      pid = val.to_i
    when '-N'
      if val.to_s.empty?
        print_error('No process name provided')
        return
      end
      # this will migrate to the first process with a matching name
      unless (process = client.sys.process.processes.find { |p| p['name'] == val })
        print_error("Could not find process name #{val}")
        return
      end
      pid = process['pid']
    end
  end

  # we cannot migrate to another process until loaded stdapi
  unless extensions.include?('stdapi')
    print_error('Stdapi extension must be loaded.')
    return
  end

  unless pid
    unless (pid = args.first)
      print_error('A process ID or name argument must be provided')
      return
    end
    unless pid =~ /^\d+$/
      print_error("Not a PID: #{pid}")
      return
    end
    pid = pid.to_i
  end

  begin
    server = client.sys.process.open
  rescue Rex::TimeoutError, ::Timeout::Error => e
    elog('Server Timeout', error: e)
  rescue RequestError => e
    elog('Request Error', error: e)
  end

  service = client.pfservice

  # If we have any open port forwards, we need to close them down
  # otherwise we'll end up with local listeners which aren't connected
  # to valid channels in the migrated meterpreter instance.
  existing_relays = []

  if service
    service.each_tcp_relay do |lhost, lport, rhost, rport, opts|
      next unless opts['MeterpreterRelay']
      if existing_relays.empty?
        print_status('Removing existing TCP relays...')
      end
      if (service.stop_tcp_relay(lport, lhost))
        print_status("Successfully stopped TCP relay on #{lhost || '0.0.0.0'}:#{lport}")
        existing_relays << {
          :lport => lport,
          :opts => opts
        }
      else
        print_error("Failed to stop TCP relay on #{lhost || '0.0.0.0'}:#{lport}")
        next
      end
    end
    unless existing_relays.empty?
      print_status("#{existing_relays.length} TCP relay(s) removed.")
    end
  end

  if pid == server.pid
    print_error("Process already running at PID #{pid}")
    return
  end

  server ? print_status("Migrating from #{server.pid} to #{pid}...") : print_status("Migrating to #{pid}")

  # Do this thang.
  client.core.migrate(pid, writable_dir, opts)

  print_status('Migration completed successfully.')

  # Update session info (we may have a new username)
  client.update_session_info

  unless existing_relays.empty?
    print_status('Recreating TCP relay(s)...')
    existing_relays.each do |r|
      client.pfservice.start_tcp_relay(r[:lport], r[:opts])
      print_status("Local TCP relay recreated: #{r[:opts]['LocalHost'] || '0.0.0.0'}:#{r[:lport]} <-> #{r[:opts]['PeerHost']}:#{r[:opts]['PeerPort']}")
    end
  end

end

#cmd_migrate_help ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1002

def cmd_migrate_help
  if client.platform == 'linux'
    print_line('Usage: migrate <<pid> | -P <pid> | -N <name>> [-p writable_path] [-t timeout]')
  else
    print_line('Usage: migrate <<pid> | -P <pid> | -N <name>> [-t timeout]')
  end
  print_line
  print_line('Migrates the server instance to another process.')
  print_line('NOTE: Any open channels or other dynamic state will be lost.')
  print_line
end

#cmd_pivot(*args) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 184

def cmd_pivot(*args)
  if args.length == 0 || args.include?('-h')
    cmd_pivot_help
    return true
  end

  opts = {}
  @@pivot_opts.parse(args) { |opt, idx, val|
    case opt
    when '-t'
      opts[:type] = val
    when '-i'
      opts[:guid] = val
    when '-l'
      opts[:lhost] = val
    when '-n'
      opts[:name] = val
    when '-a'
      opts[:arch] = val
    when '-p'
      opts[:platform] = val
    end
  }

  # first parameter is the command
  case args[0]
  when 'remove', 'del', 'delete', 'rm'
    unless opts[:guid]
      print_error('Pivot listener ID must be specified (-i)')
      return false
    end

    unless opts[:guid] =~ /^[0-9a-f]{32}/i && opts[:guid].length == 32
      print_error("Invalid pivot listener ID: #{opts[:guid]}")
      return false
    end

    listener_id = [opts[:guid]].pack('H*')
    unless client.find_pivot_listener(listener_id)
      print_error("Unknown pivot listener ID: #{opts[:guid]}")
      return false
    end

    Pivot.remove_listener(client, listener_id)
    print_good("Successfully removed pivot: #{opts[:guid]}")
  when 'list', 'show', 'print'
    if client.pivot_listeners.length > 0
      tbl = Rex::Text::Table.new(
        'Header'  => 'Currently active pivot listeners',
        'Indent'  => 4,
        'Columns' => ['Id', 'URL', 'Stage'])

      client.pivot_listeners.each do |k, v|
        tbl << v.to_row
      end
      print_line
      print_line(tbl.to_s)
    else
      print_status('There are no active pivot listeners')
    end
  when 'add'
    unless opts[:type]
      print_error('Pivot type must be specified (-t)')
      return false
    end

    unless opts[:arch]
      print_error('Architecture must be specified (-a)')
      return false
    end
    unless @@pivot_supported_archs.include?(opts[:arch])
      print_error("Unknown or unsupported architecture: #{opts[:arch]}")
      return false
    end

    unless opts[:platform]
      print_error('Platform must be specified (-p)')
      return false
    end
    unless @@pivot_supported_platforms.include?(opts[:platform])
      print_error("Unknown or unsupported platform: #{opts[:platform]}")
      return false
    end

    # currently only one pivot type supported, more to come we hope
    case opts[:type]
    when 'pipe'
      pivot_add_named_pipe(opts)
    else
      print_error("Unknown pivot type: #{opts[:type]}")
      return false
    end
  else
    print_error("Unknown command: #{args[0]}")
  end
end

#cmd_pivot_help ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 141

def cmd_pivot_help
  print_line('Usage: pivot <list|add|remove> [options]')
  print_line
  print_line('Manage pivot listeners on the target.')
  print_line
  print_line(@@pivot_opts.usage)
  print_line
  print_line('Supported pivot types:')
  print_line('     - pipe (using named pipes over SMB)')
  print_line('Supported architectures:')
  @@pivot_supported_archs.each do |a|
    print_line('     - ' + a)
  end
  print_line('Supported platforms:')
  print_line('     - windows')
  print_line
  print_line("eg.    pivot add -t pipe -l 192.168.0.1 -n msf-pipe -a #{@@pivot_supported_archs.first} -p windows")
  print_line("       pivot list")
  print_line("       pivot remove -i 1")
  print_line
end

#cmd_pivot_tabs(str, words) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 163

def cmd_pivot_tabs(str, words)
  return %w[list add remove] + @@pivot_opts.option_keys if words.length == 1

  case words[-1]
  when '-a'
    return @@pivot_supported_archs
  when '-i'
    matches = []
    client.pivot_listeners.each_value { |v| matches << v.id.unpack('H*')[0] }
    return matches
  when '-p'
    return @@pivot_supported_platforms
  when '-t'
    return ['pipe']
  when 'add', 'remove'
    return @@pivot_opts.option_keys
  end

  []
end

#cmd_read(*args) ⇒ Object

Reads data from a channel.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1289

def cmd_read(*args)
  if args.empty? || args.include?('-h')
    cmd_read_help
    return true
  end

  cid     = args[0].to_i
  length  = (args.length >= 2) ? args[1].to_i : 16384
  channel = client.find_channel(cid)

  unless channel
    print_error("Channel #{cid} is not valid.")
    return true
  end

  data = channel.read(length)

  if data && data.length
    print("Read #{data.length} bytes from #{cid}:\n\n#{data}\n")
  else
    print_error('No data was returned.')
  end

  return true
end

#cmd_read_help ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1279

def cmd_read_help
  print_line('Usage: read <channel_id> [length]')
  print_line
  print_line('Reads data from the supplied channel.')
  print_line
end

#cmd_run(*args) ⇒ Object

Executes a script in the context of the meterpreter session.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1329

def cmd_run(*args)
  if args.empty? || args.first == '-h'
    cmd_run_help
    return true
  end

  # Get the script name
  begin
    script_name = args.shift
    # First try it as a Post module if we have access to the Metasploit
    # Framework instance.  If we don't, or if no such module exists,
    # fall back to using the scripting interface.
    if msf_loaded? && mod = client.framework.modules.create(script_name)
      original_mod = mod
      reloaded_mod = client.framework.modules.reload_module(original_mod)

      unless reloaded_mod
        error = client.framework.modules.module_load_error_by_path[original_mod.file_path]
        print_error("Failed to reload module: #{error}")

        return
      end

      opts = ''
      if reloaded_mod.is_a?(Msf::Exploit)
        # set the payload as one of the first options, allowing it to be overridden by the user
        opts << "PAYLOAD=#{client.via_payload.delete_prefix('payload/')}," if client.via_payload
      end

      opts  << (args + [ "SESSION=#{client.sid}" ]).join(',')
      result = reloaded_mod.run_simple(
        #'RunAsJob' => true,
        'LocalInput'  => shell.input,
        'LocalOutput' => shell.output,
        'OptionStr'   => opts
      )

      print_status("Session #{result.sid} created in the background.") if result.is_a?(Msf::Session)
    else
      # the rest of the arguments get passed in through the binding
      client.execute_script(script_name, args)
    end
  rescue => e
    print_error("Error in script: #{script_name}")
    elog("Error in script: #{script_name}", error: e)
  end
end

#cmd_run_help ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1317

def cmd_run_help
  print_line('Usage: run <script> [arguments]')
  print_line
  print_line('Executes a ruby script or Metasploit Post module in the context of the')
  print_line('meterpreter session.  Post modules can take arguments in var=val format.')
  print_line('Example: run post/foo/bar BAZ=abcd')
  print_line
end

#cmd_run_tabs(str, words) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1377

def cmd_run_tabs(str, words)
  tabs = []
  unless words[1] && words[1].match(/^\//)
    begin
      tabs += tab_complete_modules(str, words) if msf_loaded?
      [
        ::Msf::Sessions::Meterpreter.script_base,
        ::Msf::Sessions::Meterpreter.user_script_base
      ].each do |dir|
        next if not ::File.exist? dir
        tabs += ::Dir.new(dir).find_all { |e|
          path = dir + ::File::SEPARATOR + e
          ::File.file?(path) and ::File.readable?(path)
        }
      end
    rescue Exception
    end
  end

  tabs.map { |e| e.sub(/\.rb$/, '') }
end

#cmd_secure ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 299

def cmd_secure
  print_status('Negotiating new encryption key ...')
  client.core.secure
  print_good('Done.')
end

#cmd_set_timeouts(*args) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 534

def cmd_set_timeouts(*args)
  if args.length == 0 || args.include?('-h')
    cmd_set_timeouts_help
    return
  end

  opts = {}

  @@set_timeouts_opts.parse(args) do |opt, idx, val|
    case opt
    when '-c'
      opts[:comm_timeout] = val.to_i if val
    when '-x'
      opts[:session_exp] = val.to_i if val
    when '-t'
      opts[:retry_total] = val.to_i if val
    when '-w'
      opts[:retry_wait] = val.to_i if val
    end
  end

  if opts.keys.length == 0
    print_error('No options set')
  else
    timeouts = client.core.set_transport_timeouts(opts)
    print_timeouts(timeouts)
  end
end

#cmd_set_timeouts_help ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 521

def cmd_set_timeouts_help
  print_line('Usage: set_timeouts [options]')
  print_line
  print_line('Set the current timeout options.')
  print_line('Any or all of these can be set at once.')
  print_line(@@set_timeouts_opts.usage)
end

#cmd_set_timeouts_tabs(str, words) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 529

def cmd_set_timeouts_tabs(str, words)
  return [] if words.length > 1
  @@set_timeouts_opts.option_keys
end

#cmd_sleep(*args) ⇒ Object

Handle the sleep command.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 711

def cmd_sleep(*args)
  if args.empty? || args.include?('-h')
    cmd_sleep_help
    return
  end

  seconds = args.shift.to_i

  if seconds <= 0
    cmd_sleep_help
    return
  end

  print_status("Telling the target instance to sleep for #{seconds} seconds ...")
  if client.core.transport_sleep(seconds)
    print_good("Target instance has gone to sleep, terminating current session.")
    client.shutdown_passive_dispatcher
    shell.stop
  else
    print_error("Target instance failed to go to sleep.")
  end
end

#cmd_sleep_help ⇒ Object

Display help for the sleep.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 698

def cmd_sleep_help
  print_line('Usage: sleep <time>')
  print_line
  print_line('  time: Number of seconds to wait (positive integer)')
  print_line
  print_line('  This command tells Meterpreter to go to sleep for the specified')
  print_line('  number of seconds. Sleeping will result in the transport being')
  print_line('  shut down and restarted after the designated timeout.')
end

#cmd_ssl_verify(*args) ⇒ Object

Handle the SSL verification querying and setting function.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 632

def cmd_ssl_verify(*args)
  if ( args.length == 0 or args.include?("-h") )
    cmd_ssl_verify_help
    return
  end

  unless client.passive_service && client.sock.type? == 'tcp-ssl'
    print_error('The ssl_verify command is not applicable with the current transport')
    return
  end

  query = false
  enable = false
  disable = false

  settings = 0

  @@ssl_verify_opts.parse(args) do |opt, idx, val|
    case opt
    when '-q'
      query = true
      settings += 1
    when '-e'
      enable = true
      settings += 1
    when '-d'
      disable = true
      settings += 1
    end
  end

  # Make sure only one action has been chosen
  if settings != 1
    cmd_ssl_verify_help
    return
  end

  if query
    hash = client.core.get_ssl_hash_verify
    if hash
      print_good("SSL verification is enabled. SHA1 Hash: #{hash.unpack("H*")[0]}")
    else
      print_good('SSL verification is disabled.')
    end

  elsif enable
    hash = client.core.enable_ssl_hash_verify
    if hash
      print_good("SSL verification has been enabled. SHA1 Hash: #{hash.unpack("H*")[0]}")
    else
      print_error('Failed to enable SSL verification')
    end

  else
    if client.core.disable_ssl_hash_verify
      print_good('SSL verification has been disabled')
    else
      print_error('Failed to disable SSL verification')
    end
  end

end

#cmd_ssl_verify_help ⇒ Object

Help for ssl verification



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 621

def cmd_ssl_verify_help
  print_line('Usage: ssl_verify [options]')
  print_line
  print_line('Change and query the current setting for SSL verification')
  print_line('Only one of the following options can be used at a time')
  print_line(@@ssl_verify_opts.usage)
end

#cmd_transport(*args) ⇒ Object

Manage transports



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 801

def cmd_transport(*args)
  if ( args.length == 0 or args.include?("-h") )
    cmd_transport_help
    return
  end

  command = args.shift
  unless ['list', 'add', 'change', 'prev', 'next', 'remove'].include?(command)
    cmd_transport_help
    return
  end

  opts = {
    :uuid         => client.payload_uuid,
    :transport    => nil,
    :lhost        => nil,
    :lport        => nil,
    :ua           => nil,
    :proxy_host   => nil,
    :proxy_port   => nil,
    :proxy_type   => nil,
    :proxy_user   => nil,
    :proxy_pass   => nil,
    :comm_timeout => nil,
    :session_exp  => nil,
    :retry_total  => nil,
    :retry_wait   => nil,
    :cert         => nil,
    :verbose      => false
  }

  valid = true
  transport_index = 0
  @@transport_opts.parse(args) do |opt, idx, val|
    case opt
    when '-c'
      opts[:cert] = val
    when '-i'
      transport_index = val.to_i
    when '-u'
      opts[:luri] = val
    when '-H'
      opts[:proxy_host] = val
    when '-P'
      opts[:proxy_port] = val.to_i
    when '-B'
      opts[:proxy_type] = val
    when '-U'
      opts[:proxy_user] = val
    when '-N'
      opts[:proxy_pass] = val
    when '-A'
      opts[:ua] = val
    when '-C'
      opts[:comm_timeout] = val.to_i if val
    when '-X'
      opts[:session_exp] = val.to_i if val
    when '-T'
      opts[:retry_total] = val.to_i if val
    when '-W'
      opts[:retry_wait] = val.to_i if val
    when '-p'
      opts[:lport] = val.to_i if val
    when '-l'
      opts[:lhost] = val
    when '-v'
      opts[:verbose] = true
    when '-t'
      unless client.core.valid_transport?(val)
        cmd_transport_help
        return
      end
      opts[:transport] = val
    else
      valid = false
    end
  end

  unless valid
    cmd_transport_help
    return
  end

  update_transport_map

  case command
  when 'list'
    result = client.core.transport_list

    current_transport_url = result[:transports].first[:url]

    sorted_by_url = result[:transports].sort_by { |k| k[:url] }

    # this will output the session timeout first
    print_timeouts(result)

    columns = ['ID', 'Curr', 'URL', 'Comms T/O', 'Retry Total', 'Retry Wait']

    if opts[:verbose]
      columns << 'User Agent'
      columns << 'Proxy Host'
      columns << 'Proxy User'
      columns << 'Proxy Pass'
      columns << 'Cert Hash'
    end

    # next draw up a table of transport entries
    tbl = Rex::Text::Table.new(
      'SortIndex' => 0, # sort by ID
      'Indent'    => 4,
      'Columns'   => columns)

    sorted_by_url.each_with_index do |t, i|
      entry = [i + 1, current_transport_url == t[:url] ? '*' : '', t[:url],
                t[:comm_timeout], t[:retry_total], t[:retry_wait]]

      if opts[:verbose]
        entry << t[:ua]
        entry << t[:proxy_host]
        entry << t[:proxy_user]
        entry << t[:proxy_pass]
        entry << (t[:cert_hash] || '').unpack("H*")[0]
      end

      tbl << entry
    end

    print("\n" + tbl.to_s + "\n")
  when 'next'
    print_status('Changing to next transport ...')
    if client.core.transport_next
      print_good('Successfully changed to the next transport, killing current session.')
      client.shutdown_passive_dispatcher
      shell.stop
    else
      print_error('Failed to change transport, please check the parameters')
    end
  when 'prev'
    print_status('Changing to previous transport ...')
    if client.core.transport_prev
      print_good('Successfully changed to the previous transport, killing current session.')
      client.shutdown_passive_dispatcher
      shell.stop
    else
      print_error('Failed to change transport, please check the parameters')
    end
  when 'change'
    print_status('Changing to new transport ...')
    if client.core.transport_change(opts)
      print_good("Successfully added #{opts[:transport]} transport, killing current session.")
      client.shutdown_passive_dispatcher
      shell.stop
    else
      print_error('Failed to change transport, please check the parameters')
    end
  when 'add'
    print_status('Adding new transport ...')
    if client.core.transport_add(opts)
      print_good("Successfully added #{opts[:transport]} transport.")
    else
      print_error('Failed to add transport, please check the parameters')
    end
  when 'remove'
    if opts[:transport] && !opts[:transport].end_with?('_tcp') && opts[:uri].nil?
      print_error('HTTP/S transport specified without session URI')
      return
    end

    if !transport_index.zero? && @transport_map.has_key?(transport_index)
      # validate the URL
      url_to_delete = @transport_map[transport_index][:url]
      begin
        uri = URI.parse(url_to_delete)
        opts[:transport] = "reverse_#{uri.scheme}"
        opts[:lhost]     = uri.host
        opts[:lport]     = uri.port
        opts[:uri]       = uri.path[1..-2] if uri.scheme.include?('http')

      rescue URI::InvalidURIError
        print_error("Failed to parse URL: #{url_to_delete}")
        return
      end
    end

    print_status('Removing transport ...')
    if client.core.transport_remove(opts)
      print_good("Successfully removed #{opts[:transport]} transport.")
    else
      print_error('Failed to remove transport, please check the parameters')
    end
  end
end

#cmd_transport_help ⇒ Object

Display help for transport management.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 760

def cmd_transport_help
  print_line('Usage: transport <list|change|add|next|prev|remove> [options]')
  print_line
  print_line('   list: list the currently active transports.')
  print_line('    add: add a new transport to the transport list.')
  print_line(' change: same as add, but changes directly to the added entry.')
  print_line('   next: jump to the next transport in the list (no options).')
  print_line('   prev: jump to the previous transport in the list (no options).')
  print_line(' remove: remove an existing, non-active transport.')
  print_line(@@transport_opts.usage)
end

#cmd_transport_tabs(str, words) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 772

def cmd_transport_tabs(str, words)
  return %w[list change add next prev remove] + @@transport_opts.option_keys if words.length == 1

  case words[-1]
  when '-c'
    return tab_complete_filenames(str, words)
  when '-i'
    return (1..client.core.transport_list[:transports].length).to_a.map!(&:to_s)
  when '-l'
    return tab_complete_source_address
  when '-t'
    return %w[reverse_tcp reverse_http reverse_https bind_tcp]
  when 'add', 'remove', 'change'
    return @@transport_opts.option_keys
  end

  []
end

#cmd_use(*args) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1272

def cmd_use(*args)
  #print_error("Warning: The 'use' command is deprecated in favor of 'load'")
  cmd_load(*args)
end

#cmd_uuid(*args) ⇒ Object

Get the machine ID of the target (should always be up to date locally)



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 605

def cmd_uuid(*args)
  print_good("UUID: #{client.payload_uuid}")
end

#cmd_write(*args) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1530

def cmd_write(*args)
  if args.length == 0 || args.include?("-h")
    cmd_write_help
    return
  end

  src_file = nil
  cid      = nil

  @@write_opts.parse(args) { |opt, idx, val|
    case opt
    when "-f"
      src_file = val
    else
      cid = val.to_i
    end
  }

  # Find the channel associated with this cid, assuming the cid is valid.
  unless cid && channel = client.find_channel(cid)
    print_error('Invalid channel identifier specified.')
    return true
  end

  # If they supplied a source file, read in its contents and write it to
  # the channel
  if src_file
    begin
      data = ''

      ::File.open(src_file, 'rb') { |f|
        data = f.read(f.stat.size)
      }

    rescue Errno::ENOENT
      print_error("Invalid source file specified: #{src_file}")
      return true
    end

    if data && data.length > 0
      channel.write(data)
      print_status("Wrote #{data.length} bytes to channel #{cid}.")
    else
      print_error("No data to send from file #{src_file}")
      return true
    end
  # Otherwise, read from the input descriptor until we're good to go.
  else
    print_line('Enter data followed by a "." on an empty line:')
    print_line
    print_line

    data = ''

    # Keep truckin'
    while s = shell.input.gets
      break if s =~ /^\.\r?\n?$/
      data += s
    end

    if !data || data.length == 0
      print_error('No data to send.')
    else
      channel.write(data)
      print_status("Wrote #{data.length} bytes to channel #{cid}.")
    end
  end

  return true
end

#cmd_write_help ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1518

def cmd_write_help
  print_line('Usage: write [options] channel_id')
  print_line
  print_line('Writes data to the supplied channel.')
  print_line(@@write_opts.usage)
end

#cmd_write_tabs(str, words) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1525

def cmd_write_tabs(str, words)
  return tab_complete_filenames(str, words) if words[-1] == '-f'
  tab_complete_channels
end

#commands ⇒ Object

List of supported commands.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 44

def commands
  cmds = {
    '?'                        => 'Help menu',
    'background'               => 'Backgrounds the current session',
    'bg'                       => 'Alias for background',
    'close'                    => 'Closes a channel',
    'channel'                  => 'Displays information or control active channels',
    'exit'                     => 'Terminate the meterpreter session',
    'help'                     => 'Help menu',
    'irb'                      => 'Open an interactive Ruby shell on the current session',
    'pry'                      => 'Open the Pry debugger on the current session',
    'use'                      => 'Deprecated alias for "load"',
    'load'                     => 'Load one or more meterpreter extensions',
    'machine_id'               => 'Get the MSF ID of the machine attached to the session',
    'secure'                   => '(Re)Negotiate TLV packet encryption on the session',
    'guid'                     => 'Get the session GUID',
    'quit'                     => 'Terminate the meterpreter session',
    'resource'                 => 'Run the commands stored in a file',
    'uuid'                     => 'Get the UUID for the current session',
    'read'                     => 'Reads data from a channel',
    'run'                      => 'Executes a meterpreter script or Post module',
    'bgrun'                    => 'Executes a meterpreter script as a background thread',
    'bgkill'                   => 'Kills a background meterpreter script',
    'sessions'                 => 'Quickly switch to another session',
    'bglist'                   => 'Lists running background scripts',
    'write'                    => 'Writes data to a channel',
    'enable_unicode_encoding'  => 'Enables encoding of unicode strings',
    'disable_unicode_encoding' => 'Disables encoding of unicode strings',
    'migrate'                  => 'Migrate the server to another process',
    'pivot'                    => 'Manage pivot listeners',
    # transport related commands
    'detach'                   => 'Detach the meterpreter session (for http/https)',
    'sleep'                    => 'Force Meterpreter to go quiet, then re-establish session',
    'transport'                => 'Manage the transport mechanisms',
    'get_timeouts'             => 'Get the current session timeout values',
    'set_timeouts'             => 'Set the current session timeout values',
    'ssl_verify'               => 'Modify the SSL certificate verification setting'
  }

  if msf_loaded?
    cmds['info'] = 'Displays information about a Post module'
  end

  reqs = {
    'load'         => [COMMAND_ID_CORE_LOADLIB],
    'machine_id'   => [COMMAND_ID_CORE_MACHINE_ID],
    'migrate'      => [COMMAND_ID_CORE_MIGRATE],
    'pivot'        => [COMMAND_ID_CORE_PIVOT_ADD, COMMAND_ID_CORE_PIVOT_REMOVE],
    'secure'       => [COMMAND_ID_CORE_NEGOTIATE_TLV_ENCRYPTION],
    # channel related commands
    'read'         => [COMMAND_ID_CORE_CHANNEL_READ],
    'write'        => [COMMAND_ID_CORE_CHANNEL_WRITE],
    'close'        => [COMMAND_ID_CORE_CHANNEL_CLOSE],
    # transport related commands
    'sleep'        => [COMMAND_ID_CORE_TRANSPORT_SLEEP],
    'ssl_verify'   => [COMMAND_ID_CORE_TRANSPORT_GETCERTHASH, COMMAND_ID_CORE_TRANSPORT_SETCERTHASH],
    'transport'    => [
      COMMAND_ID_CORE_TRANSPORT_ADD,
      COMMAND_ID_CORE_TRANSPORT_CHANGE,
      COMMAND_ID_CORE_TRANSPORT_LIST,
      COMMAND_ID_CORE_TRANSPORT_NEXT,
      COMMAND_ID_CORE_TRANSPORT_PREV,
      COMMAND_ID_CORE_TRANSPORT_REMOVE
    ],
    'get_timeouts' => [COMMAND_ID_CORE_TRANSPORT_SET_TIMEOUTS],
    'set_timeouts' => [COMMAND_ID_CORE_TRANSPORT_SET_TIMEOUTS],
  }

  # XXX: Remove this line once the payloads gem has had another major version bump from 2.x to 3.x and
  # rapid7/metasploit-payloads#451 has been landed to correct the `enumextcmd` behavior on Windows. Until then, skip
  # filtering for Windows which supports all the filtered commands anyways. This is not the only instance of this
  # workaround.
  reqs.clear if client.base_platform == 'windows'

  filter_commands(cmds, reqs)
end

#get_extension_client_class(mod) ⇒ Object (protected) 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1667

def get_extension_client_class(mod)
  self.class.client_extension_search_paths.each do |path|
    path = ::File.join(path, "#{mod}.rb")
    klass = CommDispatcher.check_hash(path)
    return klass unless klass.nil?

    old = CommDispatcher.constants
    next unless ::File.exist? path

    return nil unless require(path)

    new  = CommDispatcher.constants
    diff = new - old

    next if (diff.empty?)

    klass = CommDispatcher.const_get(diff[0])

    CommDispatcher.set_hash(path, klass)
    return klass
  end
end

#name ⇒ Object

Core baby.



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 124

def name
  'Core'
end

#pivot_add_named_pipe(opts) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 281

def pivot_add_named_pipe(opts)
  unless opts[:lhost]
    print_error('Pipe host must be specified (-l)')
    return false
  end

  unless opts[:name]
    print_error('Pipe name must be specified (-n)')
    return false
  end

  # reconfigure the opts so that they can be passed to the setup function
  opts[:pipe_host] = opts[:lhost]
  opts[:pipe_name] = opts[:name]
  Pivot.create_named_pipe_listener(client, opts)
  print_good("Successfully created #{opts[:type]} pivot.")
end

#print_timeouts(timeouts) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 570

def print_timeouts(timeouts)
  if timeouts[:session_exp]
    print_line("Session Expiry  : @ #{(::Time.now + timeouts[:session_exp]).strftime('%Y-%m-%d %H:%M:%S')}")
  end
  if timeouts[:comm_timeout]
    print_line("Comm Timeout    : #{timeouts[:comm_timeout]} seconds")
  end
  if timeouts[:retry_total]
    print_line("Retry Total Time: #{timeouts[:retry_total]} seconds")
  end
  if timeouts[:retry_wait]
    print_line("Retry Wait Time : #{timeouts[:retry_wait]} seconds")
  end
end

#tab_complete_channels ⇒ Object (protected) 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1711

def tab_complete_channels
  client.channels.keys.map { |k| k.to_s }
end

#tab_complete_modules(str, words) ⇒ Object (protected) 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1690

def tab_complete_modules(str, words)
  tabs = []
  module_metadata = Msf::Modules::Metadata::Cache.instance.get_metadata

  tabs += module_metadata.filter_map do |m|
    if m.type == 'post' || (m.type == 'exploit' && m.ref_name.match(%r{(multi|#{Regexp.escape(client.platform)})/local/}))
      "#{m.type}/#{m.ref_name}"
    end
  end

  client.framework.modules.post.module_refnames.each do | name |
    tabs << 'post/' + name
  end
  client.framework.modules.module_names('exploit').
    grep(/(multi|#{Regexp.escape(client.platform)})\/local\//).each do |name|
    tabs << 'exploit/' + name
  end

  tabs.uniq.sort
end

#unknown_command(cmd, line) ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1621

def unknown_command(cmd, line)
  status = super

  if status.nil?
    # Check to see if we can find this command in another extension. This relies on the core extension being the last
    # in the dispatcher stack which it should be since it's the first loaded.
    Rex::Post::Meterpreter::ExtensionMapper.get_extension_names.each do |ext_name|
      next if extensions.include?(ext_name)
      ext_klass = get_extension_client_class(ext_name)
      next if ext_klass.nil?

      if ext_klass.has_command?(cmd)
        print_error("The \"#{cmd}\" command requires the \"#{ext_name}\" extension to be loaded (run: `load #{ext_name}`)")
        return :handled
      end
    end
  end

  status
end

#update_transport_map ⇒ Object 



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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 791

def update_transport_map
  result = client.core.transport_list
  @transport_map.clear
  sorted_by_url = result[:transports].sort_by { |k| k[:url] }
  sorted_by_url.each_with_index { |t, i| @transport_map[i+1] = t }
end