[ovirt-users] Importing Libvirt Kvm Vms to oVirt Status: Released in oVirt 4.2 using ssh - Failed to communicate with the external provider

Petr Kotas pkotas at redhat.com
Thu Feb 8 14:12:16 UTC 2018 

You can generate one :). There are different guides for different platforms.

The link I sent is the good start on where to put the keys and how to set
it up.

Petr

On Thu, Feb 8, 2018 at 3:09 PM, maoz zadok <maozza at gmail.com> wrote:

> Using the command line on the engine machine (as root) works fine. I
> don't use ssh key from the agent GUI but the authentication section (with
> root user and password),
> I think that it's a bug, I manage to migrate with TCP but I just want to
> let you know.
>
> is it possible to use ssh-key from the agent GUI? how can I get the key?
>
> On Thu, Feb 8, 2018 at 2:51 PM, Petr Kotas <pkotas at redhat.com> wrote:
>
>> Hi Maoz,
>>
>> it looks like cannot connect due to wrong setup of ssh keys. Which linux
>> are you using?
>> The guide for setting the ssh connection to  libvirt is here:
>> https://wiki.libvirt.org/page/SSHSetup
>>
>> May it helps?
>>
>> Petr
>>
>> On Wed, Feb 7, 2018 at 10:53 PM, maoz zadok <maozza at gmail.com> wrote:
>>
>>> Hello there,
>>>
>>> I'm following https://www.ovirt.org/develop/
>>> release-management/features/virt/KvmToOvirt/ guide in order to import
>>> VMS from Libvirt to oVirt using ssh.
>>>  URL:  "qemu+ssh://host1.example.org/system"
>>>
>>> and get the following error:
>>> Failed to communicate with the external provider, see log for additional
>>> details.
>>>
>>>
>>> *oVirt agent log:*
>>>
>>> *- Failed to retrieve VMs information from external server
>>> qemu+ssh://XXX.XXX.XXX.XXX/system*
>>> *- VDSM XXX command GetVmsNamesFromExternalProviderVDS failed: Cannot
>>> recv data: Host key verification failed.: Connection reset by peer*
>>>
>>>
>>>
>>> *remote host sshd DEBUG log:*
>>> *Feb  7 16:38:29 XXX sshd[110005]: Connection from XXX.XXX.XXX.147 port
>>> 48148 on XXX.XXX.XXX.123 port 22*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: Client protocol version 2.0;
>>> client software version OpenSSH_7.4*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: match: OpenSSH_7.4 pat
>>> OpenSSH* compat 0x04000000*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: Local version string
>>> SSH-2.0-OpenSSH_7.4*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: Enabling compatibility mode
>>> for protocol 2.0*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: SELinux support disabled
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: permanently_set_uid: 74/74
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: list_hostkey_types:
>>> ssh-rsa,rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: SSH2_MSG_KEXINIT sent
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: SSH2_MSG_KEXINIT received
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: kex: algorithm:
>>> curve25519-sha256 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: kex: host key algorithm:
>>> ecdsa-sha2-nistp256 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: kex: client->server cipher:
>>> chacha20-poly1305 at openssh.com <chacha20-poly1305 at openssh.com> MAC:
>>> <implicit> compression: none [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: kex: server->client cipher:
>>> chacha20-poly1305 at openssh.com <chacha20-poly1305 at openssh.com> MAC:
>>> <implicit> compression: none [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: kex: curve25519-sha256
>>> need=64 dh_need=64 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: kex: curve25519-sha256
>>> need=64 dh_need=64 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: expecting
>>> SSH2_MSG_KEX_ECDH_INIT [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: rekey after 134217728 blocks
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: SSH2_MSG_NEWKEYS sent
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: expecting SSH2_MSG_NEWKEYS
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: Connection closed by XXX.XXX.XXX.147
>>> port 48148 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: do_cleanup [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: do_cleanup*
>>> *Feb  7 16:38:29 XXX sshd[110005]: debug1: Killing privsep child 110006*
>>> *Feb  7 16:38:29 XXX sshd[109922]: debug1: Forked child 110007.*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: Set /proc/self/oom_score_adj
>>> to 0*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: rexec start in 5 out 5
>>> newsock 5 pipe 7 sock 8*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: inetd sockets after dupping:
>>> 3, 3*
>>> *Feb  7 16:38:29 XXX sshd[110007]: Connection from XXX.XXX.XXX.147 port
>>> 48150 on XXX.XXX.XXX.123 port 22*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: Client protocol version 2.0;
>>> client software version OpenSSH_7.4*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: match: OpenSSH_7.4 pat
>>> OpenSSH* compat 0x04000000*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: Local version string
>>> SSH-2.0-OpenSSH_7.4*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: Enabling compatibility mode
>>> for protocol 2.0*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: SELinux support disabled
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: permanently_set_uid: 74/74
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: list_hostkey_types:
>>> ssh-rsa,rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: SSH2_MSG_KEXINIT sent
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: SSH2_MSG_KEXINIT received
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: kex: algorithm:
>>> curve25519-sha256 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: kex: host key algorithm:
>>> ecdsa-sha2-nistp256 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: kex: client->server cipher:
>>> chacha20-poly1305 at openssh.com <chacha20-poly1305 at openssh.com> MAC:
>>> <implicit> compression: none [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: kex: server->client cipher:
>>> chacha20-poly1305 at openssh.com <chacha20-poly1305 at openssh.com> MAC:
>>> <implicit> compression: none [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: kex: curve25519-sha256
>>> need=64 dh_need=64 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: kex: curve25519-sha256
>>> need=64 dh_need=64 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: expecting
>>> SSH2_MSG_KEX_ECDH_INIT [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: rekey after 134217728 blocks
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: SSH2_MSG_NEWKEYS sent
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: expecting SSH2_MSG_NEWKEYS
>>> [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: Connection closed by XXX.XXX.XXX.147
>>> port 48150 [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: do_cleanup [preauth]*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: do_cleanup*
>>> *Feb  7 16:38:29 XXX sshd[110007]: debug1: Killing privsep child 110008*
>>> *Feb  7 16:38:30 XXX sshd[109922]: debug1: Forked child 110009.*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: Set /proc/self/oom_score_adj
>>> to 0*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: rexec start in 5 out 5
>>> newsock 5 pipe 7 sock 8*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: inetd sockets after dupping:
>>> 3, 3*
>>> *Feb  7 16:38:30 XXX sshd[110009]: Connection from XXX.XXX.XXX.147 port
>>> 48152 on XXX.XXX.XXX.123 port 22*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: Client protocol version 2.0;
>>> client software version OpenSSH_7.4*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: match: OpenSSH_7.4 pat
>>> OpenSSH* compat 0x04000000*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: Local version string
>>> SSH-2.0-OpenSSH_7.4*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: Enabling compatibility mode
>>> for protocol 2.0*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: SELinux support disabled
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: permanently_set_uid: 74/74
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: list_hostkey_types:
>>> ssh-rsa,rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519 [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: SSH2_MSG_KEXINIT sent
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: SSH2_MSG_KEXINIT received
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: kex: algorithm:
>>> curve25519-sha256 [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: kex: host key algorithm:
>>> ecdsa-sha2-nistp256 [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: kex: client->server cipher:
>>> chacha20-poly1305 at openssh.com <chacha20-poly1305 at openssh.com> MAC:
>>> <implicit> compression: none [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: kex: server->client cipher:
>>> chacha20-poly1305 at openssh.com <chacha20-poly1305 at openssh.com> MAC:
>>> <implicit> compression: none [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: kex: curve25519-sha256
>>> need=64 dh_need=64 [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: kex: curve25519-sha256
>>> need=64 dh_need=64 [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: expecting
>>> SSH2_MSG_KEX_ECDH_INIT [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: rekey after 134217728 blocks
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: SSH2_MSG_NEWKEYS sent
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: expecting SSH2_MSG_NEWKEYS
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: Connection closed by XXX.XXX.XXX.147
>>> port 48152 [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: do_cleanup [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: do_cleanup*
>>> *Feb  7 16:38:30 XXX sshd[110009]: debug1: Killing privsep child 110010*
>>> *Feb  7 16:38:30 XXX sshd[109922]: debug1: Forked child 110011.*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: Set /proc/self/oom_score_adj
>>> to 0*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: rexec start in 5 out 5
>>> newsock 5 pipe 7 sock 8*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: inetd sockets after dupping:
>>> 3, 3*
>>> *Feb  7 16:38:30 XXX sshd[110011]: Connection from XXX.XXX.XXX.147 port
>>> 48154 on XXX.XXX.XXX.123 port 22*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: Client protocol version 2.0;
>>> client software version OpenSSH_7.4*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: match: OpenSSH_7.4 pat
>>> OpenSSH* compat 0x04000000*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: Local version string
>>> SSH-2.0-OpenSSH_7.4*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: Enabling compatibility mode
>>> for protocol 2.0*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: SELinux support disabled
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: permanently_set_uid: 74/74
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: list_hostkey_types:
>>> ssh-rsa,rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519 [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: SSH2_MSG_KEXINIT sent
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: SSH2_MSG_KEXINIT received
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: kex: algorithm:
>>> curve25519-sha256 [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: kex: host key algorithm:
>>> ecdsa-sha2-nistp256 [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: kex: client->server cipher:
>>> chacha20-poly1305 at openssh.com <chacha20-poly1305 at openssh.com> MAC:
>>> <implicit> compression: none [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: kex: server->client cipher:
>>> chacha20-poly1305 at openssh.com <chacha20-poly1305 at openssh.com> MAC:
>>> <implicit> compression: none [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: kex: curve25519-sha256
>>> need=64 dh_need=64 [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: kex: curve25519-sha256
>>> need=64 dh_need=64 [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: expecting
>>> SSH2_MSG_KEX_ECDH_INIT [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: rekey after 134217728 blocks
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: SSH2_MSG_NEWKEYS sent
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: debug1: expecting SSH2_MSG_NEWKEYS
>>> [preauth]*
>>> *Feb  7 16:38:30 XXX sshd[110011]: Connection closed by XXX.XXX.XXX.147
>>> port 48154 [preauth]*
>>>
>>>
>>> Thank you!
>>>
>>> _______________________________________________
>>> Users mailing list
>>> Users at ovirt.org
>>> http://lists.ovirt.org/mailman/listinfo/users
>>>
>>>
>>
>
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