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Add OF1.4 PushMpls 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 12:06:01 +09:00 committed by FUJITA Tomonori
parent 12f03a09e5
commit 2cf3a6ee4f
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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@ -2362,6 +2362,35 @@ class OFPActionCopyTtlIn(OFPAction):
return cls()
@OFPAction.register_action_type(ofproto.OFPAT_PUSH_MPLS,
ofproto.OFP_ACTION_PUSH_SIZE)
class OFPActionPushMpls(OFPAction):
"""
Push MPLS action
This action pushes a new MPLS header to the packet.
================ ======================================================
Attribute Description
================ ======================================================
ethertype Ether type
================ ======================================================
"""
def __init__(self, ethertype, type_=None, len_=None):
super(OFPActionPushMpls, self).__init__()
self.ethertype = ethertype
@classmethod
def parser(cls, buf, offset):
(type_, len_, ethertype) = struct.unpack_from(
ofproto.OFP_ACTION_PUSH_PACK_STR, buf, offset)
return cls(ethertype)
def serialize(self, buf, offset):
msg_pack_into(ofproto.OFP_ACTION_PUSH_PACK_STR, buf, offset,
self.type, self.len, self.ethertype)
@OFPAction.register_action_type(ofproto.OFPAT_POP_MPLS,
ofproto.OFP_ACTION_POP_MPLS_SIZE)
class OFPActionPopMpls(OFPAction):