openstack/deb-ryu
Code Issues Proposed changes

Add OF1.4 set async message 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 12:06:26 +09:00 committed by FUJITA Tomonori
parent 5752b25739
commit affd4ccc4d
1 changed files with 64 additions and 0 deletions
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64
ryu/ofproto/ofproto_v1_4_parser.py
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@ -4105,3 +4105,67 @@ class OFPGetAsyncReply(MsgBase):
msg.port_status_mask = [port_status_mask_m, port_status_mask_s]
msg.flow_removed_mask = [flow_removed_mask_m, flow_removed_mask_s]
return msg
@_set_msg_type(ofproto.OFPT_SET_ASYNC)
class OFPSetAsync(MsgBase):
"""
Set asynchronous configuration message
The controller sends this message to set the asynchronous messages that
it wants to receive on a given OpneFlow channel.
================== ====================================================
Attribute Description
================== ====================================================
packet_in_mask 2-element array: element 0, when the controller has a
OFPCR_ROLE_EQUAL or OFPCR_ROLE_MASTER role. element 1,
OFPCR_ROLE_SLAVE role controller.
Bitmasks of following values.
OFPR_NO_MATCH
OFPR_ACTION
OFPR_INVALID_TTL
port_status_mask 2-element array.
Bitmasks of following values.
OFPPR_ADD
OFPPR_DELETE
OFPPR_MODIFY
flow_removed_mask 2-element array.
Bitmasks of following values.
OFPRR_IDLE_TIMEOUT
OFPRR_HARD_TIMEOUT
OFPRR_DELETE
OFPRR_GROUP_DELETE
================== ====================================================
Example::
def send_set_async(self, datapath):
ofp = datapath.ofproto
ofp_parser = datapath.ofproto_parser
packet_in_mask = ofp.OFPR_ACTION | ofp.OFPR_INVALID_TTL
port_status_mask = (ofp.OFPPR_ADD | ofp.OFPPR_DELETE |
ofp.OFPPR_MODIFY)
flow_removed_mask = (ofp.OFPRR_IDLE_TIMEOUT |
ofp.OFPRR_HARD_TIMEOUT |
ofp.OFPRR_DELETE)
req = ofp_parser.OFPSetAsync(datapath,
[packet_in_mask, 0],
[port_status_mask, 0],
[flow_removed_mask, 0])
datapath.send_msg(req)
"""
def __init__(self, datapath,
packet_in_mask, port_status_mask, flow_removed_mask):
super(OFPSetAsync, self).__init__(datapath)
self.packet_in_mask = packet_in_mask
self.port_status_mask = port_status_mask
self.flow_removed_mask = flow_removed_mask
def _serialize_body(self):
msg_pack_into(ofproto.OFP_ASYNC_CONFIG_PACK_STR, self.buf,
ofproto.OFP_HEADER_SIZE,
self.packet_in_mask[0], self.packet_in_mask[1],
self.port_status_mask[0], self.port_status_mask[1],
self.flow_removed_mask[0], self.flow_removed_mask[1])