[Openstack] Linux-bridge problems

Kevin Tibi kodokuu at gmail.com
Wed Aug 7 12:52:46 UTC 2013


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/>
>>
>>
>>
>>
>
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