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|
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
|
