Sorry .. in my previous email .. replace the IP address appropriately in
br-ex bridge definition file
--
m@ruf
On Mon, Apr 7, 2014 at 4:44 PM, Md. Maruful Hassan <mrf....@gmail.com>wrote:
> I think you should have
>
> On controller node -
>
> 1. neutron-server running
> 2. plugin.ini network_vlan_ranges = physnet1:200:209,Extnet_
>
>
> On neutron node
>
> 1. All service ( dhcp-agent, l3 agent etc except neutron server) running
> 2. plugin.ini
>
> tenant_network_type = vlan
> network_vlan_ranges = physnet1:200:209,Extnet
> bridge_mappings = physnet1:br-eth2,Extnet:br-ex
>
> Create the br-ex on neutron node .. attache the physical interface to it
> ...
>
> You can have /etc/sysconfig/network-scripts/ifcfg-br-ex with the following
>
> DEVICE=br-ex
> TYPE=OVSBridge
> DEVICETYPE=ovs
> ONBOOT=yes
> OVSBOOTPROTO=static
> IPADDR=192.168.100.91
> NETMASK=255.255.255.0
> OVS_EXTRA="set bridge br-ex other-config:hwaddr=<MAC ADDRESS TO BE USED
> FOR BR_EX>"
>
> and if you attach eth0 to it .. add this
>
> /etc/sysconfig/network-scripts/ifcfg-eth0
>
> DEVICE=eth0
> DEVICETYPE=ovs
> TYPE=OVSPort
> BOOTPROTO=none
> OVS_BRIDGE=br-ex
> ONBOOT=yes
>
>
> Restart network service on neutron node and all neutron services. Restart
> neutron server on controller node
>
> Try creating the the network again.
>
>
>
>
>
> --
> m@ruf
>
>
> On Mon, Apr 7, 2014 at 2:43 PM, Erich Weiler <wei...@soe.ucsc.edu> wrote:
>
>> OK, one step closer to this but still not quite there... in
>> ovs_neutron_plugin.ini on my network node I have:
>>
>> tenant_network_type = vlan
>> network_vlan_ranges = physnet1:200:209,Extnet
>> bridge_mappings = physnet1:br-eth2,Extnet:br-ex
>>
>> and when I run this command I get an error:
>>
>> # neutron net-create ext-net --provider:network_type=flat
>> --provider:physical_network Extnet --shared --router:external=True
>>
>> 400-{u'NeutronError': {u'message': u'Invalid input for operation: Unknown
>> provider:physical_network Extnet.', u'type': u'InvalidInput', u'detail':
>> u''}}
>>
>> I'm not sure how it's not seeing that Extnet isn't there, I defined it in
>> the plugin.ini file on the network node... On the controller node I even
>> tried to put that same plugin.ini info in there (even though the controller
>> node doesn't have br-eth2) as a test, still doesn't work. Any ideas where
>> it's not finding "physical_network Extnet"? I think I'm very close here but
>> just am an inch away...
>>
>> Thanks again!
>>
>> cheers,
>> erich
>>
>>
>> On 4/2/14, 11:05 PM, Ageeleshwar Kandavelu wrote:
>>
>>> Maruf was correct.
>>>
>>> Also in your plugin.ini you have associate each physical network to a
>>> bridge. And each of those bridges should have one physical network
>>> interface attached.
>>>
>>> In my previous mail i gave an example where I associated Extnet to
>>> br-ex. Then add eth2 to br-ex. Then your external network(ext-net) would
>>> be overlaid on top of Extnet, bridged to br-ex, then traffic flows
>>> outside through eth2.
>>>
>>> Thank you,
>>> Ageeleshwar K
>>> ------------------------------------------------------------------------
>>> *From:* Md. Maruful Hassan [mrf....@gmail.com]
>>> *Sent:* Thursday, April 03, 2014 9:29 AM
>>> *To:* Erich Weiler
>>> *Cc:* Ageeleshwar Kandavelu; Alex Yang; openstack@lists.openstack.org
>>>
>>> *Subject:* Re: [Openstack] Neutron network node setup
>>>
>>> You need to use 'flat' instead of 'local' and specify physical_network .
>>> so modify
>>>
>>> neutron net-create ext-net --provider:network_type=local --shared
>>> --router:external=True
>>>
>>> to
>>>
>>> neutron net-create ext-net --provider:network_type=flat
>>> --provider:physical_network Extnet --shared --router:external=True
>>>
>>> Extnet is the name you configured in plugin.ini as bridge_mapping
>>>
>>> - Maruf
>>>
>>> --
>>> m@ruf
>>>
>>>
>>> On Thu, Apr 3, 2014 at 9:37 AM, Erich Weiler <wei...@soe.ucsc.edu
>>> <mailto:wei...@soe.ucsc.edu>> wrote:
>>>
>>> Hi Ageeleshwar,
>>>
>>> I *think* I see what you are saying - is this correct? First, I
>>> create a flat external network:
>>>
>>> # neutron net-create ext-net --provider:network_type=local --shared
>>> --router:external=True
>>>
>>>
>>> Created a new network:
>>> +---------------------------+-__----------------------------
>>> --__-------+
>>> | Field | Value |
>>> +---------------------------+-__----------------------------
>>> --__-------+
>>> | admin_state_up | True |
>>> | id | 71b4b5b9-e744-4c67-9b62-__4f64ab727e47
>>> |
>>>
>>> | name | ext-net |
>>> | provider:network_type | local |
>>> | provider:physical_network | |
>>> | provider:segmentation_id | |
>>> | router:external | True |
>>> | shared | True |
>>>
>>> | status | ACTIVE |
>>> | subnets | |
>>> | tenant_id | 36687b1d611740bd9e7309432b22db__cd
>>> |
>>> +---------------------------+-__----------------------------
>>> --__-------+
>>>
>>>
>>> # neutron subnet-create ext-net --allocation-pool
>>> start=134.145.112.10,end=134.__145.112.100 --gateway=134.145.112.1
>>> --enable_dhcp=False 134.145.112.0/24 <http://134.145.112.0/24>
>>>
>>> Created a new subnet:
>>> +------------------+----------__----------------------------
>>> --__--------------+
>>> | Field | Value
>>> |
>>> +------------------+----------__----------------------------
>>> --__--------------+
>>> | allocation_pools | {"start": "134.145.112.10", "end":
>>> "134.145.112.100"} |
>>> | cidr | 134.145.112.0/26 <http://134.145.112.0/26>
>>>
>>> |
>>> | dns_nameservers |
>>> |
>>> | enable_dhcp | False
>>> |
>>> | gateway_ip | 134.145.112.1
>>> |
>>> | host_routes |
>>> |
>>> | id | 6082cdb3-98bc-4fbe-a0fb-__ff264ea7384f
>>> |
>>> | ip_version | 4
>>> |
>>> | name |
>>> |
>>> | network_id | 71b4b5b9-e744-4c67-9b62-__4f64ab727e47
>>> |
>>> | tenant_id | 36687b1d611740bd9e7309432b22db__cd
>>> |
>>> +------------------+----------__----------------------------
>>> --__--------------+
>>>
>>> Create a router from ext-to-int for my demo tenant:
>>>
>>> # neutron router-create ext-to-int --tenant-id
>>> f7e61747885045d8b266a161310c00__94
>>> Created a new router:
>>> +-----------------------+-----__------------------------------__---+
>>> | Field | Value |
>>> +-----------------------+-----__------------------------------__---+
>>> | admin_state_up | True |
>>> | external_gateway_info | |
>>> | id | 4ca4292c-8954-4f21-acd6-__b0044e0d02cb |
>>> | name | ext-to-int |
>>> | status | ACTIVE |
>>> | tenant_id | f7e61747885045d8b266a161310c00__94 |
>>> +-----------------------+-----__------------------------------__---+
>>>
>>> Set my router gateway:
>>>
>>> # neutron router-gateway-set 4ca4292c-8954-4f21-acd6-__b0044e0d02cb
>>>
>>> 71b4b5b9-e744-4c67-9b62-__4f64ab727e47
>>>
>>> Set gateway for router 4ca4292c-8954-4f21-acd6-__b0044e0d02cb
>>>
>>> Create a tenant-network with a VLAN:
>>>
>>> # neutron net-create --tenant-id f7e61747885045d8b266a161310c00__94
>>>
>>> demo-net --provider:network_type vlan --provider:physical_network
>>> physnet1 --provider:segmentation_id 201
>>>
>>>
>>> Created a new network:
>>> +---------------------------+-__----------------------------
>>> --__-------+
>>> | Field | Value |
>>> +---------------------------+-__----------------------------
>>> --__-------+
>>> | admin_state_up | True |
>>> | id | 37190389-df4b-49c0-81b9-__05aa6411a81b
>>> |
>>>
>>> | name | demo-net |
>>>
>>> | provider:network_type | vlan |
>>> | provider:physical_network | physnet1 |
>>> | provider:segmentation_id | 201 |
>>>
>>> | shared | False |
>>> | status | ACTIVE |
>>> | subnets | |
>>> | tenant_id | f7e61747885045d8b266a161310c00__94
>>> |
>>> +---------------------------+-__----------------------------
>>> --__-------+
>>>
>>>
>>> Create demo-net subnet:
>>>
>>> # neutron subnet-create --tenant-id
>>> f7e61747885045d8b266a161310c00__94 demo-net 10.200.0.0/16
>>> <http://10.200.0.0/16> --gateway 10.200.0.1
>>>
>>> Created a new subnet:
>>> +------------------+----------__----------------------------
>>> --__----------+
>>> | Field | Value
>>> |
>>> +------------------+----------__----------------------------
>>> --__----------+
>>>
>>> | allocation_pools | {"start": "10.200.0.2", "end":
>>> "10.200.255.254"} |
>>> | cidr | 10.200.0.0/16 <http://10.200.0.0/16>
>>>
>>> |
>>> | dns_nameservers |
>>> |
>>> | enable_dhcp | True
>>> |
>>> | gateway_ip | 10.200.0.1
>>> |
>>> | host_routes |
>>> |
>>> | id | da53e0df-fb00-46ad-a709-__6eaeda13e23f
>>> |
>>> | ip_version | 4
>>> |
>>> | name |
>>> |
>>> | network_id | 37190389-df4b-49c0-81b9-__05aa6411a81b
>>> |
>>> | tenant_id | f7e61747885045d8b266a161310c00__94
>>> |
>>> +------------------+----------__----------------------------
>>> --__----------+
>>>
>>> Set the router for demo-net:
>>>
>>> # neutron router-interface-add
>>> 4ca4292c-8954-4f21-acd6-__b0044e0d02cb
>>> da53e0df-fb00-46ad-a709-__6eaeda13e23f
>>>
>>> Added interface 250215bf-fe8b-40ed-aeb9-__e284427ec432 to router
>>> 4ca4292c-8954-4f21-acd6-__b0044e0d02cb.
>>>
>>> And that should work yes? With a flat ext-net and a VLAN-based
>>> internal net for my tenant net demo-net?
>>>
>>> Thanks so much for you help! The guides don't really go into this
>>> kind of detail...
>>>
>>> -erich
>>>
>>>
>>> On 4/2/14, 3:07 AM, Ageeleshwar Kandavelu wrote:
>>>
>>> Make your external network flat. If you do so there wont be any
>>> vlan tag
>>> on packets reaching your external network.
>>>
>>> in you plugin.ini you put something like this
>>> network_vlan_ranges = Intnet1:100:200,Extnet
>>> bridge_mappings = Intnet1:br-eth1,Extnet:br-ex
>>>
>>> This means you would use vlan id 100 to 200 on openstack networks
>>> created on top of Intnet1.
>>>
>>> On Extnet you would not use any vlan.
>>>
>>> Then you say that to all traffic on network created on Intnet1
>>> should be
>>> bridged to br-eth1. Then you would add eth1 to br-eth1.
>>>
>>> Then you say all traffic for Extnet should be bridged to br-ex.
>>> Then you
>>> have to add a physical interface say eth2 to br-ex.
>>>
>>> Finally you can create an external network in openstack with
>>> physical_network=Extnet.
>>>
>>> You just said that all internal network shall be created and
>>> Intnet1 and
>>> allocated vlan from 100 to 200.
>>> External network shall be overlaid on top of Extnet and no vlans.
>>>
>>> Hope it makes sense.
>>>
>>> Ageeleshwar K
>>>
>>>
>>> ------------------------------__----------------------------
>>> --__------------
>>>
>>> *From:* Alex Yang [alex890...@gmail.com
>>> <mailto:alex890...@gmail.com>]
>>>
>>> *Sent:* Wednesday, April 02, 2014 7:09 AM
>>> *To:* Erich Weiler
>>> *Cc:* openstack@lists.openstack.org
>>> <mailto:openstack@lists.openstack.org>
>>>
>>> *Subject:* Re: [Openstack] Neutron network node setup
>>>
>>>
>>> Hi Erich,
>>>
>>> I think this following articles may helpful for you.
>>>
>>> http://developer.rackspace.__com/blog/categories/__networking/
>>>
>>> <http://developer.rackspace.com/blog/categories/networking/>
>>>
>>>
>>>
>>> 2014-04-02 5:59 GMT+08:00 Erich Weiler <wei...@soe.ucsc.edu
>>> <mailto:wei...@soe.ucsc.edu>
>>> <mailto:wei...@soe.ucsc.edu <mailto:wei...@soe.ucsc.edu>>>:
>>>
>>>
>>>
>>> Hey Y'all,
>>>
>>> I'm setting up a dedicated neutron network node and I'm
>>> having a bit
>>> of trouble understanding the way the networks work. On the
>>> network
>>> node I have one interface on the public net (eth0), one
>>> interface on
>>> the private net (eth1) and I'm following these guides to
>>> set it up.
>>>
>>> My plan is to have eth0 on the public network, no VLAN
>>> magic there
>>> or anything. eth1 will be the data interface, and it will
>>> be
>>> connected to a trunk switchport so it can use VLANs for
>>> tenant
>>> isolation (OVS VLAN plugin).
>>>
>>> I ran this command to set up ext-net:
>>>
>>> neutron net-create ext-net --router:external=True
>>>
>>> Created a new network:
>>>
>>> +---------------------------+-____--------------------------
>>> --__--__-------+
>>> | Field | Value
>>> |
>>>
>>> +---------------------------+-____--------------------------
>>> --__--__-------+
>>> | admin_state_up | True
>>> |
>>> | id |
>>> a5599b54-dbfc-42fa-b5b9-____e8ebd574ded0 |
>>>
>>> | name | ext-net
>>> |
>>> | provider:network_type | vlan
>>> |
>>> | provider:physical_network | physnet1
>>> |
>>> | provider:segmentation_id | 200
>>> |
>>> | router:external | True
>>> |
>>> | shared | False
>>> |
>>> | status | ACTIVE
>>> |
>>> | subnets |
>>> |
>>> | tenant_id |
>>> 36687b1d611740bd9e7309432b22db____cd |
>>>
>>> +---------------------------+-____--------------------------
>>> --__--__-------+
>>>
>>>
>>>
>>>
>>> But, I don't think network_type=vlan right? As eth0 just
>>> sits right
>>> on a public network? Should network_type=local instead?
>>> Also,
>>> should physical_network equal null, and also
>>> segmentation_id equal
>>> null as well?
>>>
>>> I would understand type=vlan and seg_id and such for a
>>> tenant
>>> network, but for ext-net?
>>>
>>> Any hints would be greatly appreciated...!
>>>
>>> -erich
>>>
>>> ___________________________________________________
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>>>
>>> --
>>> 杨雨
>>> Email: alex890...@gmail.com <mailto:alex890...@gmail.com>
>>> <mailto:alex890...@gmail.com <mailto:alex890...@gmail.com>>
>>>
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