Remo us right, Do a test here,
On compute1 #su - nova #touch `hostname.dat` #scp -p `hostname.dat` compute2:/var/lib/nova/instances/ On compute2: #su - nova #touch `hostname.dat` #scp -p `hostname.dat` compute1:/var/lib/nova/instances/ I don't remember exact username for nova user. On 12 Oct 2015 19:43, "Remo Mattei" <[email protected]> wrote: > To make this work just login as nova, create an ssh key copy that key over > the compute and you should be fine. I would do ssh-copy-id from the nova to > the other machines. > > Repeat this as needed. (compute 1 to compute 2 etc) > > Remo > > On Oct 12, 2015, at 07:00, Nasir Mahmood <[email protected]> wrote: > > Varun, > > Yes, it's key based authentication for nova user or in other words > passwordless authentication based on ssh keys.. apologise for confusing > lines > On 12 Oct 2015 18:20, "varun bhatnagar" <[email protected]> wrote: > >> Hello Nasir, >> >> Thanks for your reply. >> When you say "enable ssh Keys authentication for nova user between >> compute nodes" do you mean setting some parameter in nova.conf or do you >> mean setting public keys so that a user can ssh without using password? >> >> BR, >> Varun >> >> On Mon, Oct 12, 2015 at 2:37 PM, Nasir Mahmood <[email protected]> >> wrote: >> >>> did you enable ssh Keys authentication for nova user between compute >>> nodes? >>> >>> >>> On Mon, Oct 12, 2015 at 5:25 PM, varun bhatnagar <[email protected]> >>> wrote: >>> >>>> Hi, >>>> >>>> I have OpenStack Juno with multinode setup. >>>> The instance storage is mounted over NFS and is shared between all the >>>> computes. >>>> I am trying to migrate an instance but while doing so the instance runs >>>> into ERROR state by throwing the below error message: >>>> >>>> *Failed to launch instance "test_instance": Please try again later >>>> [Error: Unexpected error while running command. Command: ssh >>>> 192.168.151.104 mkdir -p >>>> /var/lib/nova/instances/328dc46e-8a1e-44ae-8450-6619b66203cd Exit code: 255 >>>> Stdout: u'' Stderr: u'Host key verification failed.\r\n']. * >>>> >>>> When I try to execute this command *(mkdir -p >>>> /var/lib/nova/instances/328dc46e-8a1e-44ae-8450-6619b66203cd) *it gets >>>> executed properly. >>>> >>>> Can anyone please help in fixing this? >>>> >>>> BR, >>>> Varun >>>> >>>> _______________________________________________ >>>> Mailing list: >>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>> Post to : [email protected] >>>> Unsubscribe : >>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>> >>>> >>> >>> >>> -- >>> Nasir Mahmood >>> >> >> !DSPAM:1,561bbfba118169940716644! > _______________________________________________ > Mailing list: > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : [email protected] > Unsubscribe : > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > > > !DSPAM:1,561bbfba118169940716644! > > >
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