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Hi kevin,

[ovs]
bridge_mappings = physnet1:br-ex,physnet2:provision,physnet3:provider
ovsdb_connection = tcp:10.53.16.12:6640
local_ip = 10.53.32.12

you can check the attachement,  and more logs can be found at
https://bugs.launchpad.net/neutron/+bug/1697243

On 6/23 16:43, Kevin Benton wrote:
> 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 
> <mailto: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 <http://10.53.16.0/24> dev vlan16 proto kernel 
>     scope link  src 10.53.16.11
>     10.53.17.0/24 <http://10.53.17.0/24> dev provider proto kernel 
>     scope link  src 10.53.17.11
>     10.53.22.0/24 <http://10.53.22.0/24> dev vlan22 proto kernel 
>     scope link  src 10.53.22.111
>     10.53.32.0/24 <http://10.53.32.0/24> dev vlan32 proto kernel 
>     scope link  src 10.53.32.11
>     10.53.33.0/24 <http://10.53.33.0/24> dev provision proto kernel 
>     scope link  src 10.53.33.11
>     10.53.128.0/24 <http://10.53.128.0/24> dev docker0 proto kernel 
>     scope link  src 10.53.128.1
>     169.254.0.0/16 <http://169.254.0.0/16> dev vlan16 scope link 
>     metric 1012
>     169.254.0.0/16 <http://169.254.0.0/16> dev vlan22 scope link 
>     metric 1014
>     169.254.0.0/16 <http://169.254.0.0/16> dev vlan32 scope link 
>     metric 1015
>     169.254.0.0/16 <http://169.254.0.0/16> dev br-ex scope link 
>     metric 1032
>     169.254.0.0/16 <http://169.254.0.0/16> dev provision scope link 
>     metric 1033
>     169.254.0.0/16 <http://169.254.0.0/16> dev provider scope link 
>     metric 1034
>     192.168.60.0/24 <http://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
>>     <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
>>     <mailto: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/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py#L1159
>>         <https://github.com/openstack/neutron/blob/master/neutron/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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>

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[ml2]
tenant_network_types = vxlan, flat
mechanism_drivers = openvswitch
mechanism_drivers = openvswitch,l2population
extension_drivers = qos

[ml2_type_vlan]
network_vlan_ranges =

[ml2_type_flat]
flat_networks = *

[ml2_type_vxlan]
vni_ranges = 1:1000
vxlan_group = 239.1.1.1

[securitygroup]
firewall_driver = neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver

[agent]
tunnel_types = vxlan
l2_population = true
arp_responder = true

[ovs]
bridge_mappings = physnet1:br-ex,physnet2:provision,physnet3:provider
ovsdb_connection = tcp:10.53.16.12:6640
local_ip = 10.53.32.12