mirror of
https://github.com/rapid7/metasploit-framework
synced 2024-11-05 14:57:30 +01:00
97 lines
2.3 KiB
Ruby
97 lines
2.3 KiB
Ruby
##
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# $Id$
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##
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# Framework web site for more information on licensing and terms of use.
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# http://metasploit.com/framework/
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##
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require 'packetfu'
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module Msf
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class Plugin::PcapLog < Msf::Plugin
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include PacketFu
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def no_pcaprub_error
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print_error(" -- PcapRub is not installed -- ")
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print_error("Make sure you have libpcap-dev and try the following commands")
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print_error("to install it:")
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print_error("\t$ cd external/pcaprub/")
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print_error("\t$ ruby extconf.rb && make && sudo make install")
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end
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def usage
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print_error("No interface given")
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print ("usage: load #{self.name} iface=<iface> [path=<logpath>] [prefix=<logprefix>] [filter=\"<filter>\"]\n")
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end
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def initialize(framework, opts)
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super
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log_path = opts['path'] || "/tmp"
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log_prefix = opts['prefix'] || "msf3-session_"
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iface = opts['iface'] || nil
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filter = opts['filter']
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begin
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require 'pcaprub'
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rescue LoadError
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self.no_pcaprub_error
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raise
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end
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if (iface.nil?)
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self.usage
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raise RuntimeError.new("No interface specified")
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end
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t = Time.now
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@fname = File.join(log_path, log_prefix).to_s
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@fname += "%04d-%02d-%02d_%02d-%02d-%02d.pcap" % [t.year, t.month, t.mday, t.hour, t.min, t.sec]
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print_status("Logs in #{@fname}")
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stream = PacketFu::Capture.new(:iface => iface, :timeout => 0, :start => true, :filter => filter)
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PacketFu::Write.a2f(:filename => @fname, :arr => [])
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@capture_file = File.open(@fname, "ab")
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@capture_thread = Thread.new {
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print_status("Starting capture thread on interface #{iface}")
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begin
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while true
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while (this_pkt = stream.next)
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if this_pkt
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PacketFu::Write.append(:file => @capture_file, :pkt => this_pkt)
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else
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print_status("No packets")
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end
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end
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@capture_file.flush
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Rex::ThreadSafe.sleep(1)
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end
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rescue
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print_error($!.message + $!.backtrace.join("\n"))
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end
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print_status("Stopping capture thread")
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}
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@capture_thread.priority -= 1000
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end
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def cleanup
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@capture_file.close
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@capture_thread.kill if @capture_thread && @capture_thread.alive?
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end
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def name
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"pcap_log"
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end
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def desc
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"Logs all socket operations to pcaps (in /tmp by default)"
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end
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end
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end
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