[Openstack] Linux-bridge problems
Kevin Tibi
kodokuu at gmail.com
Wed Aug 7 14:26:02 UTC 2013
Thx for help and time.
i check netns =>
root at openstack:/home/openstack# ip netns
qdhcp-c9125c35-2085-41b4-8317-e530c321fc0e
qrouter-fb0ba1df-0df0-4e84-9b3f-555826469c23
-------------------------------------------------------
ip netns exec qrouter-fb0ba1df-0df0-4e84-9b3f-555826469c23 ping 50.50.1.2
PING 50.50.1.2 (50.50.1.2) 56(84) bytes of data.
64 bytes from 50.50.1.2: icmp_req=1 ttl=64 time=0.206 ms
FAIL PING 50.50.1.3 from qrouter and qdhcp
------------------------------------------------
root at openstack:/etc/init.d# cat /etc/quantum/metadata_agent.ini
[DEFAULT]
# Show debugging output in log (sets DEBUG log level output)
# debug = True
# The Quantum user information for accessing the Quantum API.
auth_url = http://10.10.100.51:35357/v2.0
auth_region = RegionOne
admin_tenant_name = service
admin_user = quantum
admin_password = service_pass
# IP address used by Nova metadata server
nova_metadata_ip = 10.10.100.51
# TCP Port used by Nova metadata server
nova_metadata_port = 8775
metadata_proxy_shared_secret = helloOpenStack
-----------------------------------
2013/8/7 Ritesh Nanda <riteshnanda09 at gmail.com>
> Hi ,
>
> kevin are you using linux namespaces , if so can you list namespaces using
> ip netns
> and then try running ping command in the that namespace.
> using ip netns exec ping
>
> Logs of vms shows it is trying to reach metadata server , to fetch
> instance specific data
> Have you mentioned metadeta server in nova.conf and l3-agent.ini , that
> you want to enable that.
>
> mention in l3-agent.ini
>
> metadata_ip = <ip of host>
> metadata_port = 8775
>
> Even check you metadata.ini file that the secret key mentioned in nova.conf is also there
>
> in metadata.ini file in /etc/quantum directory.
>
>
>
> On Wed, Aug 7, 2013 at 7:22 PM, Kevin Tibi <kodokuu at gmail.com> wrote:
>
>> il delete all bridge and recreate my VM.
>>
>> root at openstack:/etc/init.d# brctl show
>> bridge name bridge id STP enabled interfaces
>> brqc9125c35-20 8000.9a4c1899375c no
>> tap016c8989-0e
>> tapa040e29f-13
>> tapad956142-dd
>> ---------------------------------------------
>> Maybe pb with route config ?
>> Destination Passerelle Genmask Indic Metric Ref Use
>> Iface
>> default fw.obcs.lan 0.0.0.0 UG 0 0 0
>> eth1
>> 10.10.100.0 * 255.255.255.0 U 0 0 0
>> eth0
>> 10.255.254.0 * 255.255.255.0 U 0 0 0
>> eth1
>> ------------------------------------------
>>
>> root at openstack:/etc/init.d# ping 50.50.1.1
>> PING 50.50.1.1 (50.50.1.1) 56(84) bytes of data.
>> 64 bytes from 50.50.1.1: icmp_req=1 ttl=55 time=113 ms
>>
>>
>> root at openstack:/etc/init.d# ping 50.50.1.2
>> PING 50.50.1.2 (50.50.1.2) 56(84) bytes of data.
>> 64 bytes from 50.50.1.2: icmp_req=1 ttl=117 time=114 ms
>>
>> FAIL ping 50.50.1.3
>> -------------------------------------
>> LOG VM :
>>
>> Starting network...
>> udhcpc (v1.18.5) started
>> Sending discover...
>> Sending select for 50.50.1.3...
>> Lease of 50.50.1.3 obtained, lease time 120
>> deleting routers
>> route: SIOCDELRT: No such process
>> adding dns 50.50.1.2
>> cloudsetup: checking http://169.254.169.254/20090404/metadata/instanceid
>> cloudsetup: successful after 1/30 tries: up 2.33. iid=i00000004
>> wget: server returned error: HTTP/1.1 404 Not Found
>> failed to get http://169.254.169.254/latest/metadata/publickeys
>> Starting dropbear sshd: generating rsa key... generating dsa key... OK
>> ===== cloudfinal: system completely up in 4.03 seconds ====
>> instanceid: i00000004
>> publicipv4:
>> localipv4 : 50.50.1.3
>> wget: server returned error: HTTP/1.1 404 Not Found
>> clouduserdata: failed to read user data url: http://169.254.169.254/20090404/userdata
>> WARN: /etc/rc3.d/S99clouduserdata failed
>>
>>
>>
>> 2013/8/7 Ritesh Nanda <riteshnanda09 at gmail.com>
>>
>>> Hello
>>>
>>> Conf files looks perfect can you Delete your bridges and re-create them
>>> i hope that will fix your problem. Even restart your services.
>>>
>>>
>>>
>>>
>>> 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/>
>>>
>>>
>>>
>>>
>>
>
>
> --
>
> * With Regards
> *
>
> * Ritesh Nanda
> *
>
> ***
> *
> <http://www.ericsson.com/>
>
>
>
>
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