[Openstack] Linux-bridge problems

Ritesh Nanda riteshnanda09 at gmail.com
Wed Aug 7 12:59:52 UTC 2013


logs shows it is not able to identify the driver you are trying to use ,
can you share linuxbridge ini file and nova.conf .


On Wed, Aug 7, 2013 at 6:22 PM, Kevin Tibi <kodokuu at gmail.com> wrote:

> New warning :
>
> /var/log/quantum/server.log:2013-08-07 14:44:26  WARNING
> [quantum.api.extensions] Extension service-type not supported by any of
> loaded plugins
> /var/log/quantum/server.log:2013-08-07 14:44:26  WARNING
> [quantum.api.extensions] Extension flavor not supported by any of loaded
> plugins
> /var/log/quantum/server.log:2013-08-07 14:44:26  WARNING
> [quantum.api.extensions] Extension router-service-type not supported by any
> of loaded plugins
> /var/log/quantum/server.log:2013-08-07 14:44:26  WARNING
> [quantum.api.extensions] Extension routed-service-insertion not supported
> by any of loaded plugins
> /var/log/quantum/server.log:2013-08-07 14:44:26  WARNING
> [quantum.api.extensions] Extension security-group not supported by any of
> loaded plugins
> /var/log/quantum/server.log:2013-08-07 14:44:26  WARNING
> [quantum.api.extensions] Extension lbaas not supported by any of loaded
> plugins
> /var/log/quantum/server.log:2013-08-07 14:44:26  WARNING
> [quantum.api.extensions] Extension port-security not supported by any of
> loaded plugins
> /var/log/quantum/server.log:2013-08-07 14:44:26  WARNING
> [quantum.scheduler.dhcp_agent_scheduler] DHCP agent
> 3db077ae-8109-4e2d-9de2-e980376d2d33 is not active
> /var/log/quantum/server.log:2013-08-07 14:49:16  WARNING
> [quantum.db.agentschedulers_db] Fail scheduling network {'status':
> u'ACTIVE', 'subnets': [u'e2c5ff38-3533-4472-812d-7fed7c2a123c'], 'name':
> u'net_one', 'provider:physical_network': None, 'admin_state_up': True,
> 'tenant_id': u'22548e607c4848bb9dc589244a3b67e8', 'provider:network_type':
> 'local', 'router:external': False, 'shared': False, 'id':
> u'486fec60-0b16-4e57-8b20-2ba20082578c', 'provider:segmentation_id': None}
>
>
>
> 2013/8/7 Kevin Tibi <kodokuu at gmail.com>
>
>> It's my l3-agent.ini
>>
>> [DEFAULT]
>> interface_driver = quantum.agent.linux.interface.BridgeInterfaceDriver
>> external_network_bridge =
>>
>> I use quantum because im on grizzly
>>
>>
>> 2013/8/7 Ritesh Nanda <riteshnanda09 at gmail.com>
>>
>>> hi,
>>>
>>> I did'nt knew your were trying linux-bridge , i just saw the error in
>>> l3-agent.ini.
>>> In case of linux bridge have you specified these two parameters in
>>> l3-agent.ini
>>>
>>> *Linux Bridge*
>>> interface_driver ($NEUTRON_CONF_DIR/l3_agent.ini)
>>> neutron.agent.linux.interface.BridgeInterfaceDriver external_network_bridge
>>> ($NEUTRON_CONF_DIR/l3_agent.ini) This field must be empty (or the
>>> bridge name for the external network).
>>>
>>> Can you paste your conf files of quantum.
>>>
>>>
>>> On Wed, Aug 7, 2013 at 5:19 PM, Kevin Tibi <kodokuu at gmail.com> wrote:
>>>
>>>> Hi, thank you for the answer,
>>>>
>>>> So, for br-ex the tutorial never mentions it so I do not understand why
>>>> I have this error. I dont use ovs, just linux bridge.
>>>>
>>>>
>>>> 2013/8/7 Ritesh Nanda <riteshnanda09 at gmail.com>
>>>>
>>>>> hello kevin ,
>>>>>
>>>>> Log shows it is not able to  get br-ex interface , did you created
>>>>> this interface , as we need to create this interface manually by runnig
>>>>> this command
>>>>>
>>>>> sudo ovs-vsctl add-br br-ex
>>>>> $ sudo ovs-vsctl add-port br-ex <external interface>
>>>>>
>>>>> Please verify this interface using ovs-vsctl show , it would show like this
>>>>>
>>>>> Bridge br-ex
>>>>>         Port "eth2"(in my case this is the external interface)
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>             Interface "eth2"
>>>>>         Port "qg-e2df07f2-81"
>>>>>             Interface "qg-e2df07f2-81"
>>>>>                 type: internal
>>>>>         Port "qg-0ed547e2-8f"
>>>>>             Interface "qg-0ed547e2-8f"
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>                 type: internal
>>>>>         Port br-ex
>>>>>             Interface br-ex
>>>>>                 type: internal
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> On Wed, Aug 7, 2013 at 2:35 PM, Kevin Tibi <kodokuu at gmail.com> wrote:
>>>>>
>>>>>> Hello,
>>>>>>
>>>>>> I have problems with a single node platform.
>>>>>> I followed this tutorial:
>>>>>> https://github.com/mseknibilel/OpenStack-Grizzly-Install-Guide/blob/master/OpenStack_Grizzly_Install_Guide.rst
>>>>>>
>>>>>> I can not ping my VMs. I can ping the router and dhcp. As against the
>>>>>> dhcp can not ping the router and VMS. but Vm can ping DHCP serveur in logs.
>>>>>>
>>>>>> I think i have a probleme with linux bridge.
>>>>>>
>>>>>> Thx,
>>>>>>
>>>>>> Kevin.
>>>>>>
>>>>>> ----------------------------------
>>>>>> /var/log/quantum/l3-agent.log:2013-08-06 17:17:49    ERROR
>>>>>> [quantum.agent.l3_agent] The external network bridge 'br-ex' does not exist
>>>>>>
>>>>>> -------------------------------------
>>>>>> root at openstack:/home/openstack# brctl show
>>>>>> bridge name     bridge id               STP enabled     interfaces
>>>>>> brq486fec60-0b          8000.3a6f4e3444d2       no
>>>>>>  tap483bab99-5a
>>>>>>                                                         tap9dab335c-ba
>>>>>>
>>>>>> ----------------------------
>>>>>> root at openstack:/home/openstack# ip netns
>>>>>> qdhcp-486fec60-0b16-4e57-8b20-2ba20082578c
>>>>>>
>>>>>> ----------------------------
>>>>>> log VM :
>>>>>>
>>>>>> ### route n
>>>>>> Kernel IP routing table
>>>>>> Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
>>>>>> 0.0.0.0         50.50.1.1       0.0.0.0         UG    0      0        0 eth0
>>>>>> 50.50.1.0       0.0.0.0         255.255.255.0   U     0      0        0 eth0
>>>>>> ### cat /etc/resolv.conf
>>>>>> search openstacklocal
>>>>>> nameserver 50.50.1.2
>>>>>> ### ping c 5 50.50.1.1
>>>>>> PING 50.50.1.1 (50.50.1.1): 56 data bytes
>>>>>>
>>>>>>  50.50.1.1 ping statistics
>>>>>> 5 packets transmitted, 0 packets received, 100% packet loss
>>>>>> ### pinging nameservers
>>>>>> #### ping c 5 50.50.1.2
>>>>>> PING 50.50.1.2 (50.50.1.2): 56 data bytes
>>>>>> 64 bytes from 50.50.1.2: seq=0 ttl=64 time=0.358 ms
>>>>>>
>>>>>> ===== cloudfinal: system completely up in 126.94 seconds ====
>>>>>> wget: can't connect to remote host (169.254.169.254): No route to host
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Mailing list:
>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
>>>>>> Post to     : openstack at lists.openstack.org
>>>>>> Unsubscribe :
>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>>
>>>>> * With Regards
>>>>> *
>>>>>
>>>>> * Ritesh Nanda
>>>>> *
>>>>>
>>>>> ***
>>>>> *
>>>>> <http://www.ericsson.com/>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>
>>>
>>> --
>>>
>>> * With Regards
>>> *
>>>
>>> * Ritesh Nanda
>>> *
>>>
>>> ***
>>> *
>>> <http://www.ericsson.com/>
>>>
>>>
>>>
>>>
>>
>


-- 

* With Regards
*

* Ritesh Nanda
*

***
*
<http://www.ericsson.com/>
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