Class: BetterCap::Discovery::Thread

Inherits:
Object
  • Object
show all
Defined in:
lib/bettercap/discovery/thread.rb

Overview

Class responsible to actively discover targets on the network.

Instance Method Summary collapse

Constructor Details

#initialize(ctx) ⇒ Thread

Initialize the class using the ctx BetterCap::Context instance.



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# File 'lib/bettercap/discovery/thread.rb', line 18

def initialize( ctx )
  @ctx     = ctx
  @running = false
  @thread  = nil
end

Instance Method Details

#start ⇒ Object

Start the active network discovery thread.



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# File 'lib/bettercap/discovery/thread.rb', line 25

def start
  @running = true
  @thread  = ::Thread.new { worker }

  if @ctx.options.core.discovery?
    Logger.info "[#{'DISCOVERY'.green}] Targeting the whole subnet #{@ctx.iface.network.to_range} ..."
    # give some time to the discovery thread to spawn its workers,
    # this will prevent 'Too many open files' errors to delay host
    # discovery.
    sleep(1.5)
  end
end

#stop ⇒ Object

Stop the active network discovery thread.



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# File 'lib/bettercap/discovery/thread.rb', line 39

def stop
  @running = false
  if @thread != nil
    begin
      @thread.exit
    rescue
    end
  end
end