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Add OF1.4 SetNwTtl action support

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Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
This commit is contained in:
Simon Horman 2014-01-29 12:06:06 +09:00 committed by FUJITA Tomonori
parent ec6438d1ee
commit 688b26e858
1 changed files with 29 additions and 0 deletions
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29
ryu/ofproto/ofproto_v1_4_parser.py
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@ -2371,6 +2371,35 @@ class OFPActionDecMplsTtl(OFPAction):
return cls()
@OFPAction.register_action_type(ofproto.OFPAT_SET_NW_TTL,
ofproto.OFP_ACTION_NW_TTL_SIZE)
class OFPActionSetNwTtl(OFPAction):
"""
Set IP TTL action
This action sets the IP TTL.
================ ======================================================
Attribute Description
================ ======================================================
nw_ttl IP TTL
================ ======================================================
"""
def __init__(self, nw_ttl, type_=None, len_=None):
super(OFPActionSetNwTtl, self).__init__()
self.nw_ttl = nw_ttl
@classmethod
def parser(cls, buf, offset):
(type_, len_, nw_ttl) = struct.unpack_from(
ofproto.OFP_ACTION_NW_TTL_PACK_STR, buf, offset)
return cls(nw_ttl)
def serialize(self, buf, offset):
msg_pack_into(ofproto.OFP_ACTION_NW_TTL_PACK_STR, buf, offset,
self.type, self.len, self.nw_ttl)
@OFPAction.register_action_type(ofproto.OFPAT_DEC_NW_TTL,
ofproto.OFP_ACTION_HEADER_SIZE)
class OFPActionDecNwTtl(OFPAction):