openstack team mailing list archive

[Jean-Baptiste RANSY <jean-baptiste.ransy@xxxxxxxxxx>]

Hello Chathura,

Are you using Folsom with Network Namespaces ?

If yes, have a look here :
http://docs.openstack.org/folsom/openstack-network/admin/content/ch_limitations.html


Regards,

Jean-Baptsite RANSY


On 02/16/2013 05:01 PM, Chathura M. Sarathchandra Magurawalage wrote:
> Hello guys,
>
> The problem still exists. Any ideas?
>
> Thanks 
>
> On 15 February 2013 14:37, Sylvain Bauza <sylvain.bauza@xxxxxxxxxxxx
> <mailto:sylvain.bauza@xxxxxxxxxxxx>> wrote:
>
>     Metadata API allows to fetch SSH credentials when booting (pubkey
>     I mean).
>     If a VM is unable to reach metadata service, then it won't be able
>     to get its public key, so you won't be able to connect, unless you
>     specifically go thru a Password authentication (provided password
>     auth is enabled in /etc/ssh/sshd_config, which is not the case
>     with Ubuntu cloud archive).
>     There is also a side effect, the boot process is longer as the
>     instance is waiting for the curl timeout (60sec.) to finish
>     booting up.
>
>     Re: Quantum, the metadata API is actually DNAT'd from Network node
>     to the Nova-api node (here 172.16.0.1 as internal management IP) :
>     Chain quantum-l3-agent-PREROUTING (1 references)
>
>     target     prot opt source               destination
>     DNAT       tcp  --  0.0.0.0/0 <http://0.0.0.0/0>          
>      169.254.169.254      tcp dpt:80 to:172.16.0.1:8775
>     <http://172.16.0.1:8775>
>
>
>     Anyway, the first step is to :
>     1. grab the console.log
>     2. access thru VNC to the desired instance
>
>     Troubleshooting will be easier once that done.
>
>     -Sylvain
>
>
>
>     Le 15/02/2013 14:24, Chathura M. Sarathchandra Magurawalage a écrit :
>
>         Hello Guys,
>
>         Not sure if this is the right port but these are the results:
>
>         *Compute node:*
>
>
>         root@computenode:~# netstat -an | grep 8775
>         tcp        0      0 0.0.0.0:8775 <http://0.0.0.0:8775>
>         <http://0.0.0.0:8775>  0.0.0.0:*               LISTEN
>
>         *Controller: *
>
>
>         root@controller:~# netstat -an | grep 8775
>         tcp        0      0 0.0.0.0:8775 <http://0.0.0.0:8775>
>         <http://0.0.0.0:8775>  0.0.0.0:*               LISTEN
>
>         *Additionally I cant curl 169.254.169.254 from the compute
>         node. I am not sure if this is related to not being able to
>         PING the VM.*
>
>
>         curl -v http://169.254.169.254
>         * About to connect() to 169.254.169.254 port 80 (#0)
>         *   Trying 169.254.169.254...
>
>         Thanks for your help
>
>
>         -----------------------------------------------------------------------------------------------------------------------------
>         Chathura Madhusanka Sarathchandra Magurawalage.
>         1NW.2.1, Desk 2
>         School of Computer Science and Electronic Engineering
>         University Of Essex
>         United Kingdom.
>
>         Email: csarata@xxxxxxxxxxx <mailto:csarata@xxxxxxxxxxx>
>         <mailto:csarata@xxxxxxxxxxx <mailto:csarata@xxxxxxxxxxx>>
>                   chathura.sarathchandra@xxxxxxxxx
>         <mailto:chathura.sarathchandra@xxxxxxxxx>
>         <mailto:77.chathura@xxxxxxxxx <mailto:77.chathura@xxxxxxxxx>>
>         77.chathura@xxxxxxxxx <mailto:77.chathura@xxxxxxxxx>
>         <mailto:77.chathura@xxxxxxxxx <mailto:77.chathura@xxxxxxxxx>>
>
>
>
>         On 15 February 2013 11:03, Anil Vishnoi <vishnoianil@xxxxxxxxx
>         <mailto:vishnoianil@xxxxxxxxx> <mailto:vishnoianil@xxxxxxxxx
>         <mailto:vishnoianil@xxxxxxxxx>>> wrote:
>
>             If you are using ubuntu cloud image then the only way to
>         log-in is
>             to do ssh with the public key. For that you have to create
>         ssh key
>             pair and download the ssh key. You can create this ssh
>         pair using
>             horizon/cli.
>
>
>             On Fri, Feb 15, 2013 at 4:27 PM, Sylvain Bauza
>             <sylvain.bauza@xxxxxxxxxxxx
>         <mailto:sylvain.bauza@xxxxxxxxxxxx>
>         <mailto:sylvain.bauza@xxxxxxxxxxxx
>         <mailto:sylvain.bauza@xxxxxxxxxxxx>>>
>
>             wrote:
>
>
>                 Le 15/02/2013 11:42, Chathura M. Sarathchandra
>         Magurawalage a
>                 écrit :
>
>
>                     How can I log into the VM from VNC? What are the
>         credentials?
>
>
>                 You have multiple ways to get VNC access. The easiest
>         one is
>                 thru Horizon. Other can be looking at the KVM
>         command-line for
>                 the desired instance (on the compute node) and check
>         the vnc
>                 port in use (assuming KVM as hypervisor).
>                 This is basic knowledge of Nova.
>
>
>
>                     nova-api-metadata is running fine in the compute node.
>
>
>                 Make sure the metadata port is avaible thanks to telnet or
>                 netstat, nova-api can be running without listening on
>         metadata
>                 port.
>
>
>
>
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>
>             --     Thanks & Regards
>             --Anil Kumar Vishnoi
>
>
>
>
>
>
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