Open Stack

hi shihanzhang.

Below is configuration in ml2_conf.ini. Please review it. :)

stack at devstack:~/neutron/neutron$ cat /etc/neutron/plugins/ml2/ml2_conf.ini
|grep -v "#"|grep -v ^$
[DEFAULT]
[ml2]
tenant_network_types = vxlan
extension_drivers = port_security
mechanism_drivers = openvswitch,linuxbridge
tenant_network_types = vxlan
[ml2_type_flat]
flat_networks = public,public,
[ml2_type_geneve]
vni_ranges = 1:1000
[ml2_type_gre]
tunnel_id_ranges = 1:1000
[ml2_type_vlan]
network_vlan_ranges = physnet1,physnet2
[ml2_type_vxlan]
vni_ranges = 1:1000
[securitygroup]
firewall_driver =
neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver
[agent]
tunnel_types = vxlan
root_helper_daemon = sudo /usr/local/bin/neutron-rootwrap-daemon
/etc/neutron/rootwrap.conf
root_helper = sudo /usr/local/bin/neutron-rootwrap
/etc/neutron/rootwrap.conf
[ovs]
datapath_type = system
bridge_mappings = public:br-ex
tunnel_bridge = br-tun
local_ip = 192.168.10.20



Thanks
Zhi Chang

2016-11-01 9:15 GMT+08:00 shihanzhang <ayshihanzhang at 126.com>:

> hi Zhi chang,
> Could you provide your ml2_conf.ini for ovs agent, I guess the reason is
> that your ovs-agent on host devstack can't handle the related segment id.
>
> Thanks,
> shihanzhang
>
> 在 2016-10-31 18:43:36，"zhi" <changzhi1990 at gmail.com> 写道：
>
> Hi, all.
>
> Recently, I watch the OpenStack Summit video named ' Scaling Up OpenStack
> Networking with Routed Networks '.  Carl and Miguel made this topic.  I
> learned a lot of your topic. Thanks.
>
> But I have some questions about the demo in the topic.
>
> I do some steps according to the topic.
>
> First, creating two networks like this:
>
> neutron net-create multinet --shared --segments type=dict list=true
> provider:physical_network=physnet1,provider:segmentation_id=2016,provider:network_type=vlan
>     provider:physical_network=physnet2,provider:
> segmentation_id=2016,provider:network_type=vlan
>
>
> Second, I get two segments after creating this network. I get these
> segments by using " openstack network segment list ".
>
> Third, I create two subnets by these segments by using this command "
>
> neutron subnet-create --ip_version 4 --name multi-segment1-subnet [net-id]
> 10.1.0.0/24 --segment_id [segment-id]
> neutron subnet-create --ip_version 4 --name multi-segment2-subnet [net-id]
> 10.1.1.0/24 --segment_id [segment-id]
>  "
>
> At last, I want to create a port with host_id. My local environment
> contains two compute nodes, one is named "devstack"  and the other is
> "devstack2". So I use this command "  neutron port-create
> --binding:host_id=devstack [net-id] ".
>
> Exception happens in neutron server. The exception says "
>
> Host devstack is not connected to any segments on routed provider network
> [net-id].  It should be connected to one." I can not get this exact point
> about this exception.
>
> Why does the "routed network" have relationship with host?
>
> How they work together between "host info (compute node ?)" and "routed
> network"?
>
> What should I do if I want to get rid of this exception?
>
>
> Hope for your reply. Especially Carl and Miguel. ;-)
>
>
>
> Many Thanks
> Zhi Chang
>
>
>
>
>
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