[openstack-dev] [neutron][ml2][drivers][openvswitch] Question
Kevin Benton
kevin at benton.pub
Fri Jun 23 08:43:59 UTC 2017
Can you provide your ml2_conf.ini values you are using?
On Thu, Jun 22, 2017 at 7:06 AM, Margin Hu <today.good at 163.com> wrote:
> thanks.
>
> I met an issue , I configured three ovs bridge ( br-ex, provision,
> provider) in ml2_conf.ini but after I reboot the node , found only 2
> bridges flow table is normal , the other one bridge's flow table is empty.
>
> the bridge sometimes is "provision" , sometimes is "provider" , which
> possibilities is there for this issue.?
> [root at cloud]# ovs-ofctl show provision
> OFPT_FEATURES_REPLY (xid=0x2): dpid:0000248a075541e8
> n_tables:254, n_buffers:256
> capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS ARP_MATCH_IP
> actions: output enqueue set_vlan_vid set_vlan_pcp strip_vlan mod_dl_src
> mod_dl_dst mod_nw_src mod_nw_dst mod_nw_tos mod_tp_src mod_tp_dst
> 1(bond0): addr:24:8a:07:55:41:e8
> config: 0
> state: 0
> speed: 0 Mbps now, 0 Mbps max
> 2(phy-provision): addr:2e:7c:ba:fe:91:72
> config: 0
> state: 0
> speed: 0 Mbps now, 0 Mbps max
> LOCAL(provision): addr:24:8a:07:55:41:e8
> config: 0
> state: 0
> speed: 0 Mbps now, 0 Mbps max
> OFPT_GET_CONFIG_REPLY (xid=0x4): frags=normal miss_send_len=0
> [root at cloud]# ovs-ofctl dump-flows provision
> NXST_FLOW reply (xid=0x4):
>
> [root at cloud]# ip r
> default via 192.168.60.247 dev br-ex
> 10.53.16.0/24 dev vlan16 proto kernel scope link src 10.53.16.11
> 10.53.17.0/24 dev provider proto kernel scope link src 10.53.17.11
> 10.53.22.0/24 dev vlan22 proto kernel scope link src 10.53.22.111
> 10.53.32.0/24 dev vlan32 proto kernel scope link src 10.53.32.11
> 10.53.33.0/24 dev provision proto kernel scope link src 10.53.33.11
> 10.53.128.0/24 dev docker0 proto kernel scope link src 10.53.128.1
> 169.254.0.0/16 dev vlan16 scope link metric 1012
> 169.254.0.0/16 dev vlan22 scope link metric 1014
> 169.254.0.0/16 dev vlan32 scope link metric 1015
> 169.254.0.0/16 dev br-ex scope link metric 1032
> 169.254.0.0/16 dev provision scope link metric 1033
> 169.254.0.0/16 dev provider scope link metric 1034
> 192.168.60.0/24 dev br-ex proto kernel scope link src 192.168.60.111
>
> what' the root cause ?
>
> rpm -qa | grep openvswitch
> openvswitch-2.6.1-4.1.git20161206.el7.x86_64
> python-openvswitch-2.6.1-4.1.git20161206.el7.noarch
> openstack-neutron-openvswitch-10.0.1-1.el7.noarch
>
>
>
> On 6/22 9:53, Kevin Benton wrote:
>
> Rules to allow aren't setup until the port is wired and it calls the
> functions like this:
> https://github.com/openstack/neutron/blob/master/neutron/
> plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py#L602-L606
>
> On Wed, Jun 21, 2017 at 4:49 PM, Margin Hu <today.good at 163.com> wrote:
>
>> Hi Guys,
>>
>> I have a question in setup_physical_bridges funtion of
>> neutron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py
>>
>> # block all untranslated traffic between bridges
>> self.int_br.drop_port(in_port=int_ofport)
>> br.drop_port(in_port=phys_ofport)
>>
>> [refer](https://github.com/openstack/neutron/blob/master/neu
>> tron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py#L1159)
>>
>> when permit traffic between bridges ? when modify flow table of ovs
>> bridge?
>>
>>
>>
>>
>>
>>
>>
>>
>>
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>
>
>
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