[magnum]: K8s cluster creation times out. OpenStack Train : [ERROR]: Unable to render networking. Network config is likely broken

Bharat Kunwar bharat at stackhpc.com
Wed Jan 15 19:52:23 UTC 2020


The os_distro label needs to be fedora-coreos.

Sent from my iPhone

> On 15 Jan 2020, at 19:49, Bhupathi, Ramakrishna <C-Ramakrishna.Bhupathi at charter.com> wrote:
> 
> 
> Donny,
> Yes. Here it is. Cluster-template info as well as the Image info.
>  
>  
> magnum cluster-template-show kt-coreOS
> +-----------------------+--------------------------------------+
> | Property              | Value                                |
> +-----------------------+--------------------------------------+
> | insecure_registry     | -                                    |
> | http_proxy            | -                                    |
> | updated_at            | 2020-01-15T19:05:56+00:00            |
> | floating_ip_enabled   | True                                 |
> | fixed_subnet          | -                                    |
> | master_flavor_id      | -                                    |
> | user_id               | 8d22ae284924432ba026e8a6236bc52e     |
> | uuid                  | 6aea495e-6d8d-420b-8ca3-6e7fed73f3c7 |
> | no_proxy              | -                                    |
> | https_proxy           | -                                    |
> | tls_disabled          | True                                 |
> | keypair_id            | ramak-test                           |
> | hidden                | False                                |
> | project_id            | 0c1abff4e920448ba86638bd0d78f7ca     |
> | public                | False                                |
> | labels                | {'use_podman': 'false', '            |
> |                       | kube_tag': 'v1.16.2'}                |
> | docker_volume_size    | 5                                    |
> | server_type           | vm                                   |
> | external_network_id   | thunder-public-vlan280         |
> | cluster_distro        | coreos                               |
> | image_id              | b1354e4e-8281-4330-a4b2-b5fdb022f805 |
> | volume_driver         | -                                    |
> | registry_enabled      | False                                |
> | docker_storage_driver | devicemapper                         |
> | apiserver_port        | -                                    |
> | name                  | kt-coreOS                            |
> | created_at            | 2020-01-14T20:32:04+00:00            |
> | network_driver        | flannel                              |
> | fixed_network         | -                                    |
> | coe                   | kubernetes                           |
> | flavor_id             | kuber-node                           |
> | master_lb_enabled     | False                                |
> | dns_nameserver        | 8.8.8.8                              |
> +-----------------------+--------------------------------------+
>  
> ubuntu at kolla-ubuntu:~$ glance image-show  2fa8b3d8-c2e5-4568-9340-a18dd3d3120a
> +------------------+----------------------------------------------------------------------------------+
> | Property         | Value                                                                            |
> +------------------+----------------------------------------------------------------------------------+
> | checksum         | cfbdc70bde5cd7df73a05a0fdc8e806c                                                 |
> | container_format | bare                                                                             |
> | created_at       | 2020-01-14T14:53:01Z                                                             |
> | disk_format      | qcow2                                                                            |
> | id               | 2fa8b3d8-c2e5-4568-9340-a18dd3d3120a                                             |
> | locations        | [{"url": "rbd://8c7d79a9-1275-4487-8ed0-6ea1fedccbef/images/2fa8b3d8-c2e5-4568-9 |
> |                  | 340-a18dd3d3120a/snap", "metadata": {}}]                                         |
> | min_disk         | 0                                                                                |
> | min_ram          | 0                                                                                |
> | name             | coreOS-latest                                                                    |
> | os_distro        | coreos                                                                           |
> | os_hash_algo     | sha512                                                                           |
> | os_hash_value    | e6c4ce2e3e9dac4606f0edf689erf8782f99e249cc07887f620db69c9b91631301b480086c0e |
> |                  | 8ef5f42f4909b3fc3ef110e0erwff2922c0ca6a665dd11c57a                                 |
> | os_hidden        | False                                                                            |
> | owner            | 0c1abff4e920448ba86638bd0d78f7ca                                                 |
> | protected        | False                                                                            |
> | size             | 1068171264                                                                       |
> | status           | active                                                                           |
> | tags             | []                                                                               |
> | updated_at       | 2020-01-14T14:53:39Z                                                             |
> | virtual_size     | None                                                                             |
> | visibility       | public                                                                           |
> +------------------+----------------------------------------------------------------------------------+
>  
> --RamaK
>  
> From: Donny Davis [mailto:donny at fortnebula.com] 
> Sent: Tuesday, January 14, 2020 4:05 PM
> To: Bhupathi, Ramakrishna <C-Ramakrishna.Bhupathi at charter.com>
> Cc: OpenStack Discuss <openstack-discuss at lists.openstack.org>
> Subject: Re: [magnum]: K8s cluster creation times out. OpenStack Train : [ERROR]: Unable to render networking. Network config is likely broken
>  
> Did you update your cluster distro? Can you share your current cluster template?
> 
> Donny Davis
> c: 805 814 6800
>  
> On Tue, Jan 14, 2020, 3:56 PM Bhupathi, Ramakrishna <C-Ramakrishna.Bhupathi at charter.com> wrote:
> I just moved to Fedora core OS image (fedora-coreos-31)  to build my K8s Magnum cluster and  cluster creation fails with 
> ERROR: The Parameter (octavia_ingress_controller_tag) was not defined in template.
>  
> I wonder why I need that tag. Any help please?
>  
> --RamaK
>  
> From: Feilong Wang [mailto:feilong at catalyst.net.nz] 
> Sent: Monday, January 13, 2020 4:25 PM
> To: Donny Davis <donny at fortnebula.com>
> Cc: OpenStack Discuss <openstack-discuss at lists.openstack.org>
> Subject: Re: [magnum]: K8s cluster creation times out. OpenStack Train : [ERROR]: Unable to render networking. Network config is likely broken
>  
> OK, if you're happy to stay on CoreOS, all good. If you're interested in migrating to Fedora CoreOS and have questions, then you're welcome to popup in #openstack-containers. Cheers.
> 
>  
> 
> On 14/01/20 10:21 AM, Donny Davis wrote:
> Just Coreos - I tried them all and it was the only one that worked oob. 
>  
> On Mon, Jan 13, 2020 at 4:10 PM Feilong Wang <feilong at catalyst.net.nz> wrote:
> Hi Donny,
> 
> Do you mean Fedore CoreOS or just CoreOS? The current CoreOS driver is not actively maintained, I would suggest migrating to Fedora CoreOS and I'm happy to help if you have any question. Thanks.
> 
>  
> 
> On 14/01/20 9:57 AM, Donny Davis wrote:
> FWIW I was only able to get the coreos image working with magnum oob.. the rest just didn't work. 
>  
> On Mon, Jan 13, 2020 at 2:31 PM feilong <feilong at catalyst.net.nz> wrote:
> Hi Bhupathi,
> 
> Firstly, I would suggest setting the use_podman=False when using fedora atomic image. And it would be nice to set the "kube_tag", e.g. v1.15.6 explicitly. Then please trigger a new cluster creation. Then if you still run into error. Here is the debug steps:
> 
> 1. ssh into the master node, check log /var/log/cloud-init-output.log
> 
> 2. If there is no error in above log file, then run journalctl -u heat-container-agent to check the heat-container-agent log. If above step is correct, then you must be able to see something useful here.
> 
>  
> 
> On 11/01/20 12:15 AM, Bhupathi, Ramakrishna wrote:
> Wang,
> Here it is  . I added the labels subsequently. My nova and neutron are working all right as I installed various systems there working with no issues..
>  
> 
>  
> From: Feilong Wang [mailto:feilong at catalyst.net.nz] 
> Sent: Thursday, January 9, 2020 6:12 PM
> To: openstack-discuss at lists.openstack.org
> Subject: Re: [magnum]: K8s cluster creation times out. OpenStack Train : [ERROR]: Unable to render networking. Network config is likely broken
>  
> Hi Bhupathi,
> 
> Could you please share your cluster template? And please make sure your Nova/Neutron works.
> 
>  
> 
> On 10/01/20 2:45 AM, Bhupathi, Ramakrishna wrote:
> Folks,
> I am building a Kubernetes Cluster( Openstack Train) and using fedora atomic-29 image . The nodes come up  fine ( I have a simple 1 master and 1 node) , but the cluster creation times out,  and when I access the cloud-init logs I see this error .  Wondering what I am missing as this used to work before.  I wonder if this is image related .
>  
> [ERROR]: Unable to render networking. Network config is likely broken: No available network renderers found. Searched through list: ['eni', 'sysconfig', 'netplan']
>  
> Essentially the stack creation fails in “kube_cluster_deploy”
>  
> Can somebody help me debug this ? Any help is appreciated.
>  
> --RamaK
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> Cheers & Best regards,
> Feilong Wang (王飞龙)
> Head of R&D
> Catalyst Cloud - Cloud Native New Zealand
> --------------------------------------------------------------------------
> Tel: +64-48032246
> Email: flwang at catalyst.net.nz
> Level 6, Catalyst House, 150 Willis Street, Wellington
> -------------------------------------------------------------------------- 
> The contents of this e-mail message and 
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> -- 
> Cheers & Best regards,
> Feilong Wang (王飞龙)
> ------------------------------------------------------
> Senior Cloud Software Engineer
> Tel: +64-48032246
> Email: flwang at catalyst.net.nz
> Catalyst IT Limited
> Level 6, Catalyst House, 150 Willis Street, Wellington
> ------------------------------------------------------ 
> 
>  
> --
> ~/DonnyD
> C: 805 814 6800
> "No mission too difficult. No sacrifice too great. Duty First"
> -- 
> Cheers & Best regards,
> Feilong Wang (王飞龙)
> Head of R&D
> Catalyst Cloud - Cloud Native New Zealand
> --------------------------------------------------------------------------
> Tel: +64-48032246
> Email: flwang at catalyst.net.nz
> Level 6, Catalyst House, 150 Willis Street, Wellington
> -------------------------------------------------------------------------- 
> 
>  
> --
> ~/DonnyD
> C: 805 814 6800
> "No mission too difficult. No sacrifice too great. Duty First"
> -- 
> Cheers & Best regards,
> Feilong Wang (王飞龙)
> Head of R&D
> Catalyst Cloud - Cloud Native New Zealand
> --------------------------------------------------------------------------
> Tel: +64-48032246
> Email: flwang at catalyst.net.nz
> Level 6, Catalyst House, 150 Willis Street, Wellington
> -------------------------------------------------------------------------- 
> The contents of this e-mail message and 
> any attachments are intended solely for the 
> addressee(s) and may contain confidential 
> and/or legally privileged information. If you
> are not the intended recipient of this message
> or if this message has been addressed to you 
> in error, please immediately alert the sender
> by reply e-mail and then delete this message 
> and any attachments. If you are not the 
> intended recipient, you are notified that 
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> or storage of this message or any attachment 
> is strictly prohibited.
> The contents of this e-mail message and 
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