On Wed, 11 Apr 2018 23:41:18 +0900,
nadia mouawad wrote:
>
> Good morning,
> I have a question concerning deleting flows. My code is the following:
> def del_flow(self, datapath, match):
> ofproto = datapath.ofproto
> parser = datapath.ofproto_parser
> #actions1 = [parser.OFPActionOutput(ofproto.OFPP_CONTROLLER,
> ofproto.OFPCML_NO_BUFFER)]
> #if actions!=actions1:
> mod = parser.OFPFlowMod(datapath=datapath,match=match,
> cookie=0,command=ofproto.OFPFC_DELETE,out_port=ofproto.OFPP_ANY,
> out_group=ofproto.OFPG_ANY, idle_timeout=0,
> hard_timeout=0,priority=2,flags=ofproto.OFPFF_SEND_FLOW_REM)
You are using the non-strict delete command. The priority field
(and timeout fields too, IIRC) will be ignored.
> datapath.send_msg(mod)
> # get buffer from the send queue
> #buf = datapath.send_q.get()
> # send buffer
> #datapath.socket.sendall(buf)
> print("delete flow %s",datapath.id ,mod)
> """
>
>
> However, when I try to call del_flow, flows are not deleted. Can you help
> me fix this problem??
>
Do you get any errors? I guess the match field isn't matching against
your flows.
--
IWAMOTO Toshihiro
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