69 lines
2.8 KiB
Ruby
69 lines
2.8 KiB
Ruby
# $Id: hsrp.rb 14 2008-03-02 05:42:30Z warchild $
|
|
#
|
|
# Copyright (c) 2008, Jon Hart
|
|
# All rights reserved.
|
|
#
|
|
# Redistribution and use in source and binary forms, with or without
|
|
# modification, are permitted provided that the following conditions are met:
|
|
# * Redistributions of source code must retain the above copyright
|
|
# notice, this list of conditions and the following disclaimer.
|
|
# * Redistributions in binary form must reproduce the above copyright
|
|
# notice, this list of conditions and the following disclaimer in the
|
|
# documentation and/or other materials provided with the distribution.
|
|
# * Neither the name of the <organization> nor the
|
|
# names of its contributors may be used to endorse or promote products
|
|
# derived from this software without specific prior written permission.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY Jon Hart ``AS IS'' AND ANY
|
|
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
# DISCLAIMED. IN NO EVENT SHALL Jon Hart BE LIABLE FOR ANY
|
|
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
#
|
|
# Hot Standby Router Protocol: HSRP
|
|
#
|
|
# RFC2281 (http://www.faqs.org/rfcs/rfc2281.html)
|
|
class HSRP < RacketPart
|
|
HSRP_HELLO = 0
|
|
HSRP_COUP = 1
|
|
HSRP_RESIGN = 2
|
|
|
|
HSRP_INITIAL = 0
|
|
HSRP_LEARN = 1
|
|
HSRP_LISTEN = 2
|
|
HSRP_SPEAK = 4
|
|
HSRP_STANDBY = 8
|
|
HSRP_ACTIVE = 16
|
|
|
|
# Version of the HSRP message contained in this packet. Defaults to 0
|
|
unsigned :version, 8
|
|
# Type of the HSRP message contained in this packet.
|
|
unsigned :opcode, 8
|
|
# Current state of the router sending the message
|
|
unsigned :state, 8
|
|
# Time between the hello messages that this router sends. Obviously only
|
|
# useful in hello messages
|
|
unsigned :hellotime, 8
|
|
# Length of time that this hello message should be considered valid.
|
|
# Obviously only useful in hello messages.
|
|
unsigned :holdtime, 8, { :default => 10 }
|
|
# Priority used to determine active and standby routers. Higher priorities
|
|
# win, but a higher IP address wins in the event of a tie.
|
|
unsigned :priority, 8
|
|
# Standby group
|
|
unsigned :group, 8
|
|
unsigned :reserved, 8
|
|
# Clear-text, 8-character reused password. Defaults to 'cisco'
|
|
text :password, 64, { :default => 'cisco' }
|
|
# Virtual IP address used by this group
|
|
octets :vip, 32
|
|
# Payload. Generally unused.
|
|
rest :payload
|
|
end
|
|
# vim: set ts=2 et sw=2:
|