[Openstack] VM connectivity
gong yong sheng
gongysh at linux.vnet.ibm.com
Mon Nov 5 12:18:18 UTC 2012
Can u VNC into the VM and see if they get the IPs? if They get ips,
try to ping within Vms to the dhcp server, other Vms etc.
On 11/05/2012 08:14 PM, Veera Reddy wrote:
> Hi,
>
> My Network Configuration in nova.conf
>
> libvirt_vif_type=ethernet
> linuxnet_vif_driver=nova.network.linux_net.LinuxOVSInterfaceDriver
> firewall_driver=nova.virt.firewall.NoopFirewallDriver
> libvirt_use_virtio_for_bridges=True
>
> Regards,
> Veera.
>
> On Mon, Nov 5, 2012 at 5:12 PM, Gary Kotton <gkotton at redhat.com
> <mailto:gkotton at redhat.com>> wrote:
>
> Hi,
> Can you please check that in nova.conf the value of
> libvirt_vif_driver is
> nova.virt.libvirt.vif.LibvirtHybridOVSBridgeDriver
> Thanks
> Gary
>
>
> On 11/05/2012 11:15 AM, Heinonen, Johanna (NSN - FI/Espoo) wrote:
>>
>> Hi Veera,
>>
>> I forgot to mention that I have already configured the security
>> groups for bothe ssh/icmp, but this did not help.
>>
>> Regards,
>>
>> Johanna
>>
>> *From:*ext Veera Reddy [mailto:veeraready at gmail.com]
>> *Sent:* Monday, November 05, 2012 11:02 AM
>> *To:* Heinonen, Johanna (NSN - FI/Espoo)
>> *Cc:* ext Salvatore Orlando; openstack at lists.launchpad.net
>> <mailto:openstack at lists.launchpad.net>
>> *Subject:* Re: [Openstack] VM connectivity
>>
>> Hi Johanna,
>>
>> Using Security Groups you can ping and SSh to your VM.
>>
>> http://docs.openstack.org/trunk/openstack-compute/admin/content/enabling-ping-and-ssh-on-vms.html
>>
>> Regards,
>>
>> Veera.
>>
>> On Mon, Nov 5, 2012 at 2:24 PM, Heinonen, Johanna (NSN -
>> FI/Espoo) <johanna.heinonen at nsn.com
>> <mailto:johanna.heinonen at nsn.com>> wrote:
>>
>> Hi Salvatore,
>>
>> I am using Quantum with OVS-plugin. My quantum files are attached.
>>
>> I have done my configuration by following the instructions by E.
>> Macchi (includes a tenant internal network and a provider
>> network) and Quantum admin quide (folsom). I have a single node
>> installation with one interface eth0 and ubuntu 12.04. The OVS is
>> configured like this:
>>
>> ovs-vsctl add-br br-int
>>
>> ovs-vsctl add-br br-ex
>>
>> ovs-vsctl br-set-external-id br-ex bridge-id br-ex
>>
>> ovs-vsctl add-port br-ex eth0
>>
>> I am able to start VMs in both the tenant network and provider
>> network, they are getting IPs and they become active. The only
>> problem is that I am not able to connect to them anyhow (no ssh,
>> no ping...)
>>
>> ovs-vsctl looks like this:
>>
>> root at localadmin:~# ovs-vsctl show
>>
>> 86f47d37-93b0-4037-a988-1667f85d7c10
>>
>> Bridge br-tun
>>
>> Port br-tun
>>
>> Interface br-tun
>>
>> type: internal
>>
>> Port patch-int
>>
>> Interface patch-int
>>
>> type: patch
>>
>> options: {peer=patch-tun}
>>
>> Bridge br-ex
>>
>> Port br-ex
>>
>> Interface br-ex
>>
>> type: internal
>>
>> Port "eth0"
>>
>> Interface "eth0"
>>
>> Port "qg-89636625-f4"
>>
>> Interface "qg-89636625-f4"
>>
>> type: internal
>>
>> Bridge br-int
>>
>> Port patch-tun
>>
>> Interface patch-tun
>>
>> type: patch
>>
>> options: {peer=patch-int}
>>
>> Port "vnet1"
>>
>> tag: 6
>>
>> Interface "vnet1"
>>
>> Port "vnet2"
>>
>> tag: 1
>>
>> Interface "vnet2"
>>
>> Port "tap2fd9694b-51"
>>
>> tag: 1
>>
>> Interface "tap2fd9694b-51"
>>
>> type: internal
>>
>> Port "vnet0"
>>
>> tag: 1
>>
>> Interface "vnet0"
>>
>> Port br-int
>>
>> Interface br-int
>>
>> type: internal
>>
>> ovs_version: "1.4.0+build0"
>>
>> Maybe there is something wrong in my configuration? What are the
>> best troubleshooting tools in this case?
>>
>> Best regards,
>>
>> Johanna
>>
>> *From:*ext Salvatore Orlando [mailto:sorlando at nicira.com
>> <mailto:sorlando at nicira.com>]
>> *Sent:* Friday, November 02, 2012 10:53 AM
>> *To:* Heinonen, Johanna (NSN - FI/Espoo)
>> *Cc:* ext Daniel Oliveira; openstack at lists.launchpad.net
>> <mailto:openstack at lists.launchpad.net>
>> *Subject:* Re: [Openstack] VM connectivity
>>
>> Hi Johanna,
>>
>> are you running Openstack with Quantum or nova-network? In the
>> former case, which plugin are you using?
>>
>> If you are using nova-network, which network manager are you using?
>>
>> Salvatore
>>
>> On 2 November 2012 06:32, Heinonen, Johanna (NSN - FI/Espoo)
>> <johanna.heinonen at nsn.com <mailto:johanna.heinonen at nsn.com>> wrote:
>>
>> Hi Daniel,
>>
>> Did you solve your problem? If yes, what was the solution? I am
>> interested because I have similar issues in my setup.
>>
>> BR
>>
>> Johanna
>>
>> *From:*openstack-bounces+johanna.heinonen=nsn.com at lists.launchpad.net
>> <mailto:nsn.com at lists.launchpad.net>
>> [mailto:openstack-bounces+johanna.heinonen
>> <mailto:openstack-bounces%2Bjohanna.heinonen>=nsn.com at lists.launchpad.net
>> <mailto:nsn.com at lists.launchpad.net>] *On Behalf Of *ext Daniel
>> Oliveira
>> *Sent:* Thursday, October 18, 2012 3:17 PM
>> *To:* openstack at lists.launchpad.net
>> <mailto:openstack at lists.launchpad.net>
>>
>>
>> *Subject:* Re: [Openstack] VM connectivity
>>
>> So, can anyone help me?
>>
>> 2012/10/16 Daniel Oliveira <dvalbrand at gmail.com
>> <mailto:dvalbrand at gmail.com>>
>>
>> When viewing the console-log of a VM, I noticed the following:
>>
>> "
>>
>> Starting network...
>>
>> udhcpc (v1.18.5) started
>>
>> Sending discover...
>>
>> Sending discover...
>>
>> Sending discover...
>>
>> No lease, failing
>>
>> WARN: /etc/rc3.d/S40-network failed
>>
>> "
>>
>> 2012/10/16 Daniel Oliveira <dvalbrand at gmail.com
>> <mailto:dvalbrand at gmail.com>>
>>
>> Hello. I installed OpenStack via devStack, and I've noticed I am
>> unable to SSH, or even ping, to any VM I launch. I've already
>> added both rules to the default security group (port 22 for SSH,
>> and ICMP rule). I hope someone can help me, thanks in advance.
>>
>> P.S.:
>>
>> -I am not very experienced with all of this, so if you ask me for
>> the output of some command or log, please specify the file
>> path/command;
>>
>> -I had a thread with a similar question on this list, but I
>> deleted it from my email unintentionally.
>>
>> --
>> My best regards,
>>
>> Daniel Oliveira.
>>
>>
>>
>> --
>> My best regards,
>>
>> Daniel Oliveira.
>>
>>
>>
>> --
>> My best regards,
>>
>> Daniel Oliveira.
>>
>>
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>>
>> --
>> Regards,
>> VeeraReddy.B
>> 9959236555.
>>
>>
>>
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>
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>
>
> --
> Regards,
> VeeraReddy.B
> 9959236555.
>
>
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