[TripleO][Ansible] generating ansible.cfg for manual config-download

Alex Schultz aschultz at redhat.com
Thu Apr 9 19:54:27 UTC 2020

Does 'openstack tripleo config generate ansible' not do it for you?

On Thu, Apr 9, 2020 at 12:47 PM Federico Iezzi <fiezzi at redhat.com> wrote:
> Hey there,
> I've recently played with Config-Download in TripleO. My aim was since
> the begging running Ansible standalone w/o relying on Mistral. TripleO
> Ansible [1] can introduce drastic flexibility, IMO much needed to
> improve the overall experience.
> Now, the major road blocker I found, was in relation of Ceph-Ansible.
> Without the nice ansible.cfg from Mistral, it's pretty much a bit hard
> running Ansible standalone. Yes, manually exporting the various
> Ansible paths can do the trick, but down the road, more and more roles
> may be introduced forcing users to always discover the latest ones.
> For example, in my case without the original ansible.cfg, the issue
> was the following braking ceph-ansible.
> $ ansible-playbook -i inventory.yaml --private-key ~/.ssh/id_rsa
> --become deploy_steps_playbook.yaml
> The error appears to be in
> '/home/stack/config-download/external_deploy_steps_tasks.yaml': line
> 13, column 13, but may
> be elsewhere in the file depending on the exact syntax problem.
> The offending line appears to be:
>   - import_role:
>       role: ceph
>             ^ here
> To solve it, I wrote this simple [2] Python script that relies on
> write_default_ansible_cfg from ansible in tripleo_common. The result
> is that, after the heat provisioning [3] I generate the
> config-download folder (with all its contents), the inventory and also
> the ansible.cfg file and ansible standalone can be executed called.
> You can find my templates and work at [4]
> What do you think about including the ansible.cfg as part of the
> config-download generation procedure?
> Cheers,
> Federico
> [1] https://docs.openstack.org/project-deploy-guide/tripleo-docs/latest/deployment/ansible_config_download.html#playbooks
> [2] https://github.com/m4r1k/nfvi_lab/blob/osp16/deployment_wrappers/write_default_ansible_cfg.py
> [3] https://github.com/m4r1k/nfvi_lab/blob/osp16/deployment_wrappers/005-deploy.sh#L18-L68
> [4] https://github.com/m4r1k/nfvi_lab/tree/osp16

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