On Fri, May 3, 2019, at 4:15 PM, Adam E wrote:
> Hi there, I have some logic that I want to apply when creating assigning a
> list to a variable.
>
> See my sample playbook below, Ideally i'd like a nice clean way to have a
> logic based list. the "users" approach works, however it's always
> interpreted as a string. The only solution I can think of to fix this one
> is to store it as a string and then split it later. But I would like to
> know if it's possible to return a list somehow. Maybe there's a different
> syntax that i'm not aware of. Can anyone offer a better way to do
> something like below?
>
> - hosts: localhost
> connection: local
> vars:
> # THIS does not work as it's interpreted as a string, would have to
> split in a new var?
> # is there anything I can do here to keep a similar syntax but return a
> list?
> users: >-
> {% set cusers = ['user1', 'user2'] %}
> {% if ansible_distribution == "RedHat" %}
> {{ cusers.append('redhat_user') }}
> {% else %}
> {{ cusers.append('other_user') }}
> {% endif %}
> {{ cusers | list }}
> # THIS works but a little ugly with the newline
> users2: "{% set cusers = ['user1', 'users2'] %}\
> {% if ansible_distribution == 'RedHat' %}\
> {{ cusers.append('redhat_user') }}\
> {% else %}\
> {{ cusers.append('other_user') }}\
> {% endif %}\
> {{ cusers }}"
Another way:
users2: "{{ ['user1', 'users2'] + (ansible_distribution == 'RedHat') |
ternary(['redhat_user')], ['other_user']) }}"
V/r,
James Cassell
>
> tasks:
>
> - debug:
> msg: "user: {{ item }}"
> loop: "{{ users2 }}"
>
>
>
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