metasploit-framework/lib/msf/core/opt_path.rb

49 lines
1.1 KiB
Ruby

# -*- coding: binary -*-
module Msf
###
#
# File system path option.
#
###
class OptPath < OptBase
def type
return 'path'
end
def validate_on_assignment?
false
end
# Generally, 'value' should be a file that exists.
def valid?(value)
return false if empty_required_value?(value)
if value and !value.empty?
if value =~ /^memory:\s*([0-9]+)/i
return false unless check_memory_location($1)
else
unless File.exist?(value)
return false
end
end
end
return super
end
# The AuthBrute mixin can take a memory address as well --
# currently, no other OptFile can make use of these objects.
# TODO: Implement memory:xxx to be more generally useful so
# the validator on OptFile isn't lying for non-AuthBrute.
def check_memory_location(id)
return false unless self.class.const_defined?(:ObjectSpace)
obj = ObjectSpace._id2ref(id.to_i) rescue nil
return false unless obj.respond_to? :acts_as_file?
return false unless obj.acts_as_file? # redundant?
return !!obj
end
end
end