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require 'net/smtp'
#
# The open SMTP-relay test.
#
# This object is instantiated if the parser sees a line such as:
#
###
### mail.bytemark.co.uk must not run smtprelay otherwise 'smtp fail'.
###
#
# The specification of the port is optional and defaults to 25
#
module Custodian
module ProtocolTest
class SMTPRelayTest < TestFactory
#
# Save away state from the configuration line.
#
def initialize( line )
@line = line
@host = line.split( /\s+/)[0]
#
# Save the port
#
if ( line =~ /on\s+([0-9]+)/ )
@port = $1.dup
else
@port = 25
end
#
# 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 for open relays of SMTP protocol - return true on success.
# false on fail.
#
def run_test
# for if we've run the test before
@error = nil
message = "Subject: SMTP Relay check\nThis is a test for OPEN SMTP relays."
begin
Net::SMTP.start(@host,@port) do |smtp|
sent = smtp.send_message message, "noreply@bytemark.co.uk", "noreply@bytemark.co.uk"
@status = sent.status.to_s
if @inverted === true
@success = true
@failure = false
else
@success = false
@failure = true
end
if @status === "250" #and @inverted == true
@error = "NOT OK: message sent on #{@host} with status #{@status}"
return @success
else
@error = "OK: message not sent on #{@host} with status #{@status}"
return @failure
end
end # Net SMTP
rescue Exception => ex
#
# for if we fail to send a message; this is a good thing
#
@error = "OK: Timed out or connection refused on #{@host} with status #{@status}"
return @failure
end
end
#
# If the test failed here we will return a suitable error message.
#
def error
@error
end
# register ourselves with the class-factory
register_test_type "smtprelay"
end
end
end
|
