Hi,
Any of you used cephadm bootstrap command without root user?
On Wed, Aug 19, 2020 at 11:30 AM Amudhan P <amudhan83@xxxxxxxxx> wrote:
> Hi,
>
> I am trying to install ceph 'octopus' using cephadm. In bootstrap
> command, I have specified a non-root user account as ssh-user.
> cephadm bootstrap --mon-ip xx.xxx.xx.xx --ssh-user non-rootuser
>
> when bootstrap about to complete it threw an error stating.
>
> """"
> INFO:cephadm:Non-zero exit code 2 from /usr/bin/podman run --rm --net=host
> --ipc=host -e CONTAINER_IMAGE=docker.io/ceph/ceph:v15 -e NODE_NAME=node1
> - v
> /var/log/ceph/ae4ed114-e145-11ea-9c1f-0025900a8ebe:/var/log/ceph:z -v
> /tmp/ceph-tmpm22k9j9w:/etc/ceph/ceph.client.admin.keyring:z -v
> /tmp/ceph-tmpe 1ltigk8:/etc/ceph/ceph.conf:z --entrypoint
> /usr/bin/ceph docker.io/ceph/ceph:v15 orch host add node1
> INFO:cephadm:/usr/bin/ceph:stderr Error ENOENT: Failed to connect to node1
> (node1).
> INFO:cephadm:/usr/bin/ceph:stderr Check that the host is reachable and
> accepts connections using the cephadm SSH key
> INFO:cephadm:/usr/bin/ceph:stderr
> INFO:cephadm:/usr/bin/ceph:stderr you may want to run:
> INFO:cephadm:/usr/bin/ceph:stderr > ceph cephadm get-ssh-config >
> ssh_config
> INFO:cephadm:/usr/bin/ceph:stderr > ceph config-key get
> mgr/cephadm/ssh_identity_key > key
> INFO:cephadm:/usr/bin/ceph:stderr > ssh -F ssh_config -i key root@node1
> """""
> In the above steps, it's trying to connect as root to the node and when I
> downloaded ssh_config file it was also specified as 'root' inside. so, I
> modified the config file and uploaded but same to ceph but still ssh to
> node1 is not working.
>
> To confirm if I have used the right command been used during bootstrap. I
> have tried the below command.
>
> " ceph config-key dump mgr/cephadm/ssh_user"
> {
> "mgr/cephadm/ssh_user": "non-rootuser"
> }
>
> and the output shows the user I have used during bootstrap "non-rootuser"
>
> but at the same time when I run cmd " ceph cephadm get-user " the output
> still shows 'root' as the user.
>
> Why the change is not affecting? do anyone faced a similar issue in
> bootstrap?
>
> Is there any way to avoid using container with cephadm?
>
> regards
> Amudhan
>
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