require 'custodian/testfactory' # # The ping test. # # This object is instantiated if the parser sees a line such as: # ### ### DNSHOSTS must run ping otherwise .. ### # # module Custodian module ProtocolTest class PINGTest < TestFactory # # Constructor # def initialize( line ) # # Save the line # @line = line # # Save the host # @host = line.split( /\s+/)[0] # # Is this test inverted? # if ( line =~ /must\s+not\s+run\s+/ ) @inverted = true else @inverted = false end end # # Allow this test to be serialized. # def to_s @line end # # Run the test. # def run_test # # Find the binary we're going to invoke. # binary = nil binary = "/usr/bin/multi-ping" if ( File.exists?( "/usr/bin/multi-ping" ) ) if ( binary.nil? ) @error = "Failed to find '/usr/bin/multi-ping'" return false end # # Sanity check the hostname for ping-tests, to # avoid this security hole: # # $(/tmp/exploit.sh) must run ping .. # if ( @host !~ /^([a-zA-Z0-9:\-\.]+)$/ ) @error = "Invalid hostname for ping-test: #{@host}" return false end # # Run the test: Avoiding the use of the shell. # if ( system( binary, host ) == true ) return true else @error = "Ping failed." return false end end # # If the test fails then report the error. # def error @error end register_test_type "ping" end end end