[Openstack] [Openstack-operators] Need help to setup instance tunnel.

Geo Varghese gvarghese at aqorn.com
Wed Nov 26 12:19:38 UTC 2014


Hi Andreas,

Thanks a lot.

Now my both installation seems working.

1) 1 node complete installation
2) 2 node complete installation

I was stuck in these steps due to some confussion in comcept for some days.

Your mail help me to fix this.

Thanks again for your great support.

On Wed, Nov 26, 2014 at 5:01 PM, Andreas Scheuring <
scheuran at linux.vnet.ibm.com> wrote:

> The Neutron-Openvswitch-Agent is doing it for you.
>
>
> --
> Andreas
> (irc: scheuran)
>
>
> On Wed, 2014-11-26 at 16:34 +0530, Geo Varghese wrote:
> > Thanks again Andreas.
> >
> >
> > One more question about creating - Port "gre-c0a801ca"
> >
> >
> > It will automatically created or do we need to create it?
> >
> >
> > Thanks for your time.
> >
> >
> > On Wed, Nov 26, 2014 at 4:08 PM, Andreas Scheuring
> > <scheuran at linux.vnet.ibm.com> wrote:
> >         You're right. The .202 in my case is the controller.
> >         One interface for your compute node is sufficient.
> >
> >         In your compute's ml2_conf.ini just point to the computes ip
> >         address of
> >         the eth interface. This should work. The controllers IP is
> >         specified
> >         somewhere in the neutron.conf file.
> >         And as mentioned before: br-tun does not required an ip
> >         address, so I
> >         would recommend to remove it.
> >
> >
> >         Hope this helps
> >
> >
> >         Yes, in my scenario I have a couple of network interfaces. You
> >         could
> >         also configure it with your kvm. Just create an additional
> >         network in
> >         libvirt (e.g. using virsh net-define)
> >
> >
> >         --
> >         Andreas
> >         (irc: scheuran)
> >
> >
> >         On Wed, 2014-11-26 at 13:54 +0530, Geo Varghese wrote:
> >         > Hi Andreas,
> >         >
> >         >
> >         > Thanks a lot for the reply.
> >         >
> >         > options: {in_key=flow, local_ip="192.168.1.190",
> >         > out_key=flow, remote_ip="192.168.1.202"}
> >         >
> >         >
> >         > 192.168.1.202 => is IP of controller node right?
> >         >
> >         >
> >         >
> >         > In this case do you have two network interfaces?
> >         >
> >         >
> >         > I am using Virual machines(KVM) and currently i have only
> >         one
> >         > interface eth0 in compute node.
> >         >
> >         >
> >         > How can i configure this.
> >         >
> >         >
> >         > Thanks for your time.
> >         >
> >         >
> >         >
> >         >
> >         > On Wed, Nov 26, 2014 at 1:04 PM, Andreas Scheuring
> >         > <scheuran at linux.vnet.ibm.com> wrote:
> >         >         Hi Geo,
> >         >         your packet will be sent out of br-tun via the
> >         gre-xxxxx port
> >         >         "pointing"
> >         >         to your compute node. So what you have to do is to
> >         put the ip
> >         >         address to
> >         >         your eth interface connected to the wire. The same
> >         of course
> >         >         on the
> >         >         controller node. Putting the ip address on the
> >         br-tun does not
> >         >         make
> >         >         sense, as it just hangs around without any physical
> >         port
> >         >         plugged in.
> >         >
> >         >         This is how my ovs-vsctl show looks like on the
> >         compute node.
> >         >
> >         >         ovs-vsctl show
> >         >         9253a3f8-3c28-4953-ae85-ca94aa0d4fb1
> >         >             Bridge br-tun
> >         >                 Port br-tun
> >         >                     Interface br-tun
> >         >                         type: internal
> >         >                 Port "gre-c0a801ca"
> >         >                     Interface "gre-c0a801ca"
> >         >                         type: gre
> >         >                         options: {in_key=flow,
> >         >         local_ip="192.168.1.190",
> >         >         out_key=flow, remote_ip="192.168.1.202"}
> >         >                 Port patch-int
> >         >                     Interface patch-int
> >         >                         type: patch
> >         >                         options: {peer=patch-tun}
> >         >             Bridge br-int
> >         >                 Port br-int
> >         >                     Interface br-int
> >         >                         type: internal
> >         >                 Port patch-tun
> >         >                     Interface patch-tun
> >         >                         type: patch
> >         >                         options: {peer=patch-int}
> >         >                 Port "qvo1c352474-0c"
> >         >                     tag: 1
> >         >                     Interface "qvo1c352474-0c"
> >         >                 Port "qvo5782980b-be"
> >         >                     tag: 4095
> >         >                     Interface "qvo5782980b-be"
> >         >             ovs_version: "2.1.2"
> >         >
> >         >
> >         >
> >         >         And this is the ip configuration of the net device
> >         used:
> >         >
> >         >         22: eth0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu
> >         1500 qdisc
> >         >         pfifo_fast
> >         >         state DOWN qlen 1000
> >         >             link/ether 02:00:00:39:13:9a brd
> >         ff:ff:ff:ff:ff:ff
> >         >             inet 192.168.1.190/24 brd 192.168.1.255 scope
> >         global eth0
> >         >                valid_lft forever preferred_lft forever
> >         >
> >         >
> >         >
> >         >
> >         >
> >         >         And this is my ml2.conf on the compute node
> >         >
> >         >         [ovs]
> >         >         local_ip = 192.168.1.190
> >         >         tunnel_type = gre
> >         >         enable_tunneling = True
> >         >
> >         >
> >         >
> >         >         Regards
> >         >
> >         >
> >         >         --
> >         >         Andreas
> >         >         (irc: scheuran)
> >         >
> >         >
> >         >         On Wed, 2014-11-26 at 01:39 +0530, Geo Varghese
> >         wrote:
> >         >         > Hi Team,
> >         >         >
> >         >         >
> >         >         >
> >         >         > I need some help to setup instance tunnel.
> >         >         >
> >         >         >
> >         >         > I tried 2 node installation today and successfully
> >         added new
> >         >         compute1
> >         >         > node.
> >         >         >
> >         >         > Later i have created new VM on new compute1 node.
> >         It
> >         >         successfully
> >         >         > spawned but the issue is it couldn't get dhcp ip.
> >         >         >
> >         >         > Due to this eth0 is not assigned with an IP
> >         address. I think
> >         >         instance
> >         >         > tunnel interface is not correct.
> >         >         >
> >         >         > Currently I set IP to automatically created
> >         interface
> >         >         br-tun, do i
> >         >         > need to create new instance tunnel?
> >         >         >
> >         >         > =========================================
> >         >         > br-tun Link encap:Ethernet HWaddr
> >         6a:65:2d:ed:90:44
> >         >         > inet addr:192.168.123.179 Bcast:192.168.123.255
> >         >         Mask:255.255.255.0
> >         >         > inet6 addr: fe80::98c7:a1ff:fef6:bcd7/64
> >         Scope:Link
> >         >         > UP BROADCAST RUNNING MTU:1500 Metric:1
> >         >         > RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> >         >         > TX packets:8 errors:0 dropped:0 overruns:0
> >         carrier:0
> >         >         > collisions:0 txqueuelen:0
> >         >         > RX bytes:0 (0.0 B) TX bytes:648 (648.0 B)
> >         >         > =========================================
> >         >         >
> >         >         > And given this Ip addres(192.168.123.179) in [mvs]
> >         >         configuration
> >         >         > (/etc/neutron/plugins/ml2/ml2_conf.ini)
> >         >         >
> >         >         > [ovs]
> >         >         > local_ip = 192.168.123.179
> >         >         > tunnel_type = gre
> >         >         > enable_tunneling = True
> >         >         >
> >         >         > Is it correct? Please help me.
> >         >         >
> >         >         >
> >         >         > --
> >         >         > Regards,
> >         >         > Geo Varghese
> >         >
> >         >         > _______________________________________________
> >         >         > OpenStack-operators mailing list
> >         >         > OpenStack-operators at lists.openstack.org
> >         >         >
> >         >
> >
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
> >         >
> >         >
> >         >         _______________________________________________
> >         >         OpenStack-operators mailing list
> >         >         OpenStack-operators at lists.openstack.org
> >         >
> >
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
> >         >
> >         >
> >         >
> >         > --
> >         > --
> >         > Regards,
> >         > Geo Varghese
> >
> >
> >
> >
> >
> > --
> > --
> > Regards,
> > Geo Varghese
>
>


-- 
--
Regards,
Geo Varghese
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