Try:
"{{ ansible_lvm.lvs | select('match', '^vg[0-9]+') | list | sort | last }}"
On Mon, 15 Jun 2020 at 22:25, ravi teja <[email protected]> wrote:
>
> Hello,
>
> I
> Is there a way to print only volume group name on server with the highest
> number? for eg if the server has vg00, vg01, vg02 I want to have print only
> highest number vg which is vg02. I am trying to use with ansible_lvm.vgs but
> couldnt able to. With shell command I am able to get the info but wondering
> if its possible with ansible_lvm facts.
>
> - debug:
> var: item
> with_items:
> - "{{ ansible_lvm.vgs }}"
> - shell: vgs --noheadings | grep -E "vg[0-9]" | sort | tail -n1 | awk
> '{print $1}'
> register: highest
>
> - debug:
> var: highest.stdout
>
> Output:
>
> PLAY [all]
> *****************************************************************************************************************************************************************
>
> TASK [Gathering Facts]
> *****************************************************************************************************************************************************
> ok: [rhel7.lab.com]
>
> TASK [debug]
> ***************************************************************************************************************************************************************
> ok: [rhel7.lab.com] => (item={'vg09': {'free_g': '5.00', 'size_g': '5.00',
> 'num_lvs': '0', 'num_pvs': '1'}, 'vg00': {'free_g': '10.00', 'size_g':
> '10.00', 'num_lvs': '0', 'num_pvs': '1'}}) =>
> ansible_loop_var: item
> item:
> vg00:
> free_g: '10.00'
> num_lvs: '0'
> num_pvs: '1'
> size_g: '10.00'
> vg09:
> free_g: '5.00'
> num_lvs: '0'
> num_pvs: '1'
> size_g: '5.00'
>
> TASK [shell]
> ***************************************************************************************************************************************************************
> changed: [rhel7.lab.com]
>
> TASK [debug]
> ***************************************************************************************************************************************************************
> ok: [rhel7.lab.com] =>
> highest.stdout: vg09
>
> PLAY RECAP
> *****************************************************************************************************************************************************************
> rhel7.lab.com : ok=5 changed=1 unreachable=0 failed=0
> skipped=0 rescued=0 ignored=0
> Thank you.
>
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--
Dick Visser
Trust & Identity Service Operations Manager
GÉANT
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