Don't use nested mustaches. In other words try this:
cvmip: "{{ nics[num].ip }}"
[image: photo]
Timothy Appnel
Senior Solutions Architect
Ansible, Inc. *•* www.ansible.com
On Tue, Aug 11, 2015 at 5:19 PM, <[email protected]> wrote:
> Hi Ansible Users,
>
> I am trying to use a variable passed in via "--extra-vars" to index into
> 'nics' which is defined in nics.yml.
>
> It works fine in the "when" clause, but not in the "set_fact". Any
> suggestions?
>
> Thanks,
> Lilian
>
>
> host# cat nics.yml
> ---
> nics:
> - {type: 'static', ip: '10.3.5.4'}
> - {type: 'dhcp'}
> - {type: 'static', ip: '10.3.5.5'}
>
> host # cat test.yml
> - hosts: 127.0.0.1
> vars_files:
> - "nics.yml"
> tasks:
> - name: Static IP Case - Find out Static Overlay IP
> set_fact:
> cvmip: "{{nics[{{num}}].ip}}" <----- HOW DO I
> GET PAST THIS?
> when: nics[{{num}}].type == "static" <--- It works fine
> here
>
> - name: Write Overlay IP to file
> shell: echo {{cvmip}} >> /tmp/staticip.txt
> when: nics[{{num}}].type == "static"
>
> host# ansible-playbook test.yml --extra-vars "num=0"
> [SNIP]
> TASK: [Static IP Case - Find out Static Overlay IP]
> ***************************
> fatal: [127.0.0.1] => Failed to template {{nics[{{num}}].ip}}: template
> error while templating string: expected token ':', got '}'
>
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