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Re: OKD 3.11 on atomicOS (7.1811 or 7.1812) - multipath installation failure



Rolf,

This is a recently introduced bug that our QE team has reported as
well. We should have a fix soon, here's the bug to track.
https://bugzilla.redhat.com/show_bug.cgi?id=1684742

You could probably get by reverting the changes here
https://github.com/openshift/openshift-ansible/pull/11153

On Mon, Mar 4, 2019 at 11:11 AM Rolf Linder
<Rolf Linder united-security-providers ch> wrote:
>
> Hi all
>
>
>
> We’re trying to setup an OKD 3.11 cluster (3x master, 2x nodes) but are failing on “deploy_cluster” playbook at step where multipath should be configured:
>
>
>
> <master3.oslab.lxusp.local> (1, '\n{"msg": "Path /etc/multipath.conf does not exist !", "failed": true, "rc": 257, "invocation": {"module_args": {"directory_mode": null, "force": null, "remote_src": null, "m
>
> arker": "# <!-- {mark} ANSIBLE MANAGED BLOCK - LIO iSCSI device -->", "path": "/etc/multipath.conf", "owner": "root", "follow": false, "marker_begin": "BEGIN", "group": "root", "insertbefore": null, "unsafe_
>
> writes": null, "create": false, "state": "present", "content": null, "serole": null, "setype": null, "selevel": null, "regexp": null, "validate": null, "marker_end": "END", "src": null, "seuser": null, "deli
>
> miter": null, "mode": 384, "insertafter": "devices {", "attributes": null, "backup": true, "block": "device {\\n          vendor \\"LIO-ORG\\"\\n          product \\"TCMU device\\"\\n          user_friendly_
>
> names \\"yes\\"\\n          path_grouping_policy \\"failover\\"\\n          path_selector \\"round-robin 0\\"\\n          failback immediate\\n          path_checker \\"tur\\"\\n          prio \\"alua\\"\\n
>
>          hardware_handler \\"1 alua\\"\\n          no_path_retry 120\\n          rr_weight \\"uniform\\"\\n}\\n"}}}\n', '')
>
> fatal: [master3.oslab.lxusp.local]: FAILED! => {
>
>     "changed": false,
>
>     "invocation": {
>
>         "module_args": {
>
>             "attributes": null,
>
>             "backup": true,
>
>             "block": "device {\n          vendor \"LIO-ORG\"\n          product \"TCMU device\"\n          user_friendly_names \"yes\"\n          path_grouping_policy \"failover\"\n          path_selector \"
>
> round-robin 0\"\n          failback immediate\n          path_checker \"tur\"\n          prio \"alua\"\n          hardware_handler \"1 alua\"\n          no_path_retry 120\n          rr_weight \"uniform\"\n}\n",
>
>             "content": null,
>
>             "create": false,
>
>             "delimiter": null,
>
>             "directory_mode": null,
>
>             "follow": false,
>
>             "force": null,
>
>             "group": "root",
>
>             "insertafter": "devices {",
>
>             "insertbefore": null,
>
>             "marker": "# <!-- {mark} ANSIBLE MANAGED BLOCK - LIO iSCSI device -->",
>
>             "marker_begin": "BEGIN",
>
>             "marker_end": "END",
>
>             "mode": 384,
>
>             "owner": "root",
>
>             "path": "/etc/multipath.conf",
>
>             "regexp": null,
>
>             "remote_src": null,
>
>             "selevel": null,
>
>             "serole": null,
>
>             "setype": null,
>
>             "seuser": null,
>
>             "src": null,
>
>             "state": "present",
>
>             "unsafe_writes": null,
>
>             "validate": null
>
>         }
>
>     },
>
>     "msg": "Path /etc/multipath.conf does not exist !",
>
>     "rc": 257
>
> }
>
>         to retry, use: --limit @/root/openshift-ansible/playbooks/deploy_cluster.retry
>
>
>
> we’ve checked the nodes and indeed there is an empty directory /etc/multipath after atomic OS installation (both 7.1811 or 7.1812 CentOS atomic host). does anyone else see this?
>
> Installation takes place on virtual machines (vsphere 6.7) running on top of a Dell Poweredge Appliance (R610).
>
>
>
> We’ve tried to remove the empty /etc/multipath directory prior to the “deploy_cluster” run on all nodes, but this does not change anything. Did we miss something, isn’t atomicOS based installation not supported anymore?
>
>
>
>
>
> Thank you very much for any hints!
>
>
>
> Bes regards,
>
>
>
> Rolf
>
>
>
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