Thanks for your help.
Yes, I thought msg.cookie would be there. In this case the cookie is set in
the flow. Also, it seems that the cookie attribute should exist even if the
cookie wasn't set in the flow.
Here is a trace showing the exception:
[therbert@TNSRyu ryu]$ ryu-manager --verbose ryu/app/tsn_controller.py
loading app ryu/app/tsn_controller.py
loading app ryu.controller.ofp_handler
instantiating app None of DPSet
creating context dpset
creating context wsgi
instantiating app ryu/app/tsn_controller.py of RestTsnAPI
instantiating app ryu.controller.ofp_handler of OFPHandler
BRICK dpset
PROVIDES EventDP TO {'RestTsnAPI': set(['dpset'])}
CONSUMES EventOFPStateChange
CONSUMES EventOFPPortStatus
CONSUMES EventOFPSwitchFeatures
BRICK ofp_event
PROVIDES EventOFPStateChange TO {'dpset': set(['main', 'dead'])}
PROVIDES EventOFPStatsReply TO {'RestTsnAPI': set(['main'])}
PROVIDES EventOFPSwitchFeatures TO {'dpset': set(['config'])}
PROVIDES EventOFPFlowStatsReply TO {'RestTsnAPI': set(['main'])}
PROVIDES EventOFPPortStatus TO {'dpset': set(['main'])}
PROVIDES EventOFPPacketIn TO {'RestTsnAPI': set(['main'])}
CONSUMES EventOFPEchoRequest
CONSUMES EventOFPErrorMsg
CONSUMES EventOFPPortDescStatsReply
CONSUMES EventOFPHello
CONSUMES EventOFPSwitchFeatures
BRICK RestTsnAPI
CONSUMES EventDP
CONSUMES EventOFPPacketIn
CONSUMES EventOFPFlowStatsReply
CONSUMES EventOFPStatsReply
(7187) wsgi starting up on http://0.0.0.0:8080/
connected socket:<eventlet.greenio.GreenSocket object at 0x2bd4790>
address:('127.0.0.1', 54370)
hello ev <ryu.controller.ofp_event.EventOFPHello object at 0x2bdb050>
move onto config mode
EVENT ofp_event->dpset EventOFPSwitchFeatures
switch features ev version: 0x3 msg_type 0x6 xid 0xebadb8d6
OFPSwitchFeatures(capabilities=71,datapath_id=8796749727743,n_buffers=256,n_tables=254,ports={1:
OFPPort(port_no=1,hw_addr='08:00:27:24:87:ff',name='eth1',config=0,state=0,curr=10272,advertised=10287,supported=10287,peer=0,curr_speed=1000000,max_speed=1000000),
2:
OFPPort(port_no=2,hw_addr='8a:38:dc:f8:d7:dc',name='veth0',config=0,state=0,curr=2112,advertised=0,supported=0,peer=0,curr_speed=10000000,max_speed=0),
4294967294:
OFPPort(port_no=4294967294,hw_addr='08:00:27:24:87:ff',name='br0',config=0,state=0,curr=0,advertised=0,supported=0,peer=0,curr_speed=0,max_speed=0)})
move onto main mode
EVENT ofp_event->dpset EventOFPStateChange
DPSET: register datapath <ryu.controller.controller.Datapath object at
0x2bd4d50>
EVENT dpset->RestTsnAPI EventDP
register_controller dpid is 8796749727743
Initializing tsnOfController dpid is 00000800272487ff
in TsnOfController:switch_features_handler: dpid is 8796749727743
Set flow to drop all packets
Set default mode to send pkts to monitor port
(7187) accepted ('127.0.0.1', 57432)
set tuple: P: 6 src: 192.168.100.2:0, dst: 192.168.100.3:8080
nwsrc type is <type 'str'>
127.0.0.1 - - [02/Oct/2014 12:17:35] "POST /TSN/set_tuple/all HTTP/1.1" 200
144 0.004251
EVENT ofp_event->RestTsnAPI EventOFPPacketIn
hub: uncaught exception: Traceback (most recent call last):
File "/usr/lib/python2.6/site-packages/ryu/lib/hub.py", line 52, in
_launch
func(*args, **kwargs)
File "/usr/lib/python2.6/site-packages/ryu/base/app_manager.py", line
274, in _event_loop
handler(ev)
File "/home/therbert/ryu/ryu/app/tsn_controller.py", line 176, in
packet_in_handler
TsnController.packet_in_handler(ev)
File "/home/therbert/ryu/ryu/app/tsn_controller.py", line 294, in
packet_in_handler
controller.packet_in_handler(ev)
File "/home/therbert/ryu/ryu/app/tsn_controller.py", line 656, in
packet_in_handler
print "id: %s len: %s reason: %s tid: %s " % (msg.buffer_id,
msg.total_len, msg.reason, msg.table_id, msg.cookie)
AttributeError: 'OFPPacketIn' object has no attribute 'cookie'
On Thu, Oct 2, 2014 at 12:01 AM, FUJITA Tomonori <
fujita.tomon...@lab.ntt.co.jp> wrote:
> On Wed, 01 Oct 2014 17:33:12 -0400
> Thomas F Herbert <thomasfherb...@gmail.com> wrote:
>
> > What is the best way of extracting the cookie of the matched flow from
> > an incoming packet_in msg. I am using version 1.3.
> > ryu 1.3
>
> How about packet_in msg's cookie field?
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