On 2/16/21 9:42 AM, Vikram S wrote: > Hi, > > Thanks for your assistance. Please find output for both the playbooks as you > requrested:
So if you have "hostname router28" in output.stdout, you can use the following
when condition:
when: output.stdout is search('router28$')
This condition is true when the string "router28" is at the end of
output.stdout.
Regards
Racke
>
> *OUTPUT FOR 1ST PLAYBOOK (WORKING ONE):*
> TASK [debug]
> ***************************************************************************************************************************
> ok: [R1] => {
> "output": {
> "ansible_facts": {
> "discovered_interpreter_python": "/usr/bin/python"
> },
> "changed": false,
> "deprecations": [
> {
> "msg": "Distribution Ubuntu 18.04 on host R1 should use
> /usr/bin/python3, but is using /usr/bin/python
> for backward compatibility with prior Ansible releases. A future Ansible
> release will default to using the discovered
> platform python for this host. See
> https://docs.ansible.com/ansible/2.9/reference_appendices/interpreter_discovery.html
> for more information",
> "version": "2.12"
> }
> ],
> *"failed": false,*
> * "stdout": [*
> * "hostname router28"*
> * ],*
> * "stdout_lines": [*
> * [*
> * "hostname router28"*
> --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> *OUTPUT FOR 2ND PLAYBOOK (NON-WORKING ONE):*
>
> PLAY [show hostname]
> *******************************************************************************************************************
>
> TASK [configure hostname]
> **************************************************************************************************************
> [DEPRECATION WARNING]: Distribution Ubuntu 18.04 on host R1 should use
> /usr/bin/python3, but is using /usr/bin/python
> for backward
> compatibility with prior Ansible releases. A future Ansible release will
> default to using the discovered platform python
> for this host.
> See
> https://docs.ansible.com/ansible/2.9/reference_appendices/interpreter_discovery.html
> for more information. This
> feature will be
> removed in version 2.12. Deprecation warnings can be disabled by setting
> deprecation_warnings=False in ansible.cfg.
> changed: [R1]
>
> *TASK [debug]
> ****************************************************************************************************************************
> *fatal: [R1]: FAILED! => {"msg": "The conditional check ''router11' in
> output.stdout[0]' failed. The error was: error
> while evaluating conditional ('router11' in output.stdout[0]): Unable to look
> up a name or access an attribute in
> template string ({% if 'router11' in output.stdout[0] %} True {% else %}
> False {% endif %}).\nMake sure your variable
> name does not contain invalid characters like '-': argument of type
> 'AnsibleUndefined' is not iterable\n\nThe error
> appears to be in '/root/sample8.yaml': line 15, column 7, but may\nbe
> elsewhere in the file depending on the exact
> syntax problem.\n\nThe offending line appears to be:\n\n\n - debug:\n
> ^ here\n"}*
>
> PLAY RECAP
> *****************************************************************************************************************************
> R1 : ok=1 changed=1 unreachable=0 failed=1
> skipped=0 rescued=0 ignored=0
>
> root@NetworkAutomation-2:~#
> On Tuesday, 16 February, 2021 at 1:43:58 pm UTC+5:30 [email protected] wrote:
>
> On 2/16/21 9:04 AM, Vikram S wrote:
> > 1st playbook uses ios_command module and gets executed as intended (to
> display the output when hostname of device
> > contains router1).
> >
> > However 2nd playbook uses ios_config module and fails when i use the
> 'when' conditional. Am i do something wrong
> or is
> > it that 'when' conditional is not supposed to work with ios_config
> module? (please ignore the formatting)
> >
>
> First of all output.stdout is not a list but a string.
>
> Can you provide sample output?
>
> Regards
> Racke
>
> > ---
> >
> > - name: show hostname
> >
> > hosts: R1
> >
> >
> > tasks:
> >
> > - name: show hostname
> >
> > ios_command:
> >
> > commands: "show run | i hostname"
> >
> >
> >
> > register: output
> >
> >
> >
> > - debug:
> >
> > var: output
> >
> > when: "'router1' in output.stdout[0]"
> >
> > -------------------------------------------------
> >
> > ---
> >
> > - name: show hostname
> >
> > hosts: R1
> >
> >
> > tasks:
> >
> > - name: show hostname
> >
> > ios_config:
> >
> > lines:
> >
> > - hostname router1
> >
> >
> >
> > register: output
> >
> >
> >
> > - debug:
> >
> > var: output
> >
> > when: "'router1' in output.stdout[0]"
> >
> > -------------------------------------------------
> >
> >
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