Thanks Todd, appreciate your guidance.
On Thursday, December 30, 2021 at 8:59:08 PM UTC+5:30 [email protected]
wrote:
> Assuming “hostname” means a fully qualified domain name, then the
> following may help you.
>
> ---- hosts: all
> gather_facts: True
> become: false
> tasks:
> - name: show file contents
> debug:
> msg: "{{ lookup('file', 'customer-expects.txt') }}"
>
> - name: Correct kernel?
> set_fact:
> # These dashes matter.
> expectation: |-
> {%- if lookup('file', 'customer-expects.txt')
> is regex([ansible_system,ansible_fqdn,ansible_kernel]|join('
> ')|regex_escape()) -%}
> matched
> {%- else -%}
> missed
> {%- endif -%}
> - name: Report via Debug
> run_once: True
> debug:
> msg: |
> {% for exp in ['missed', 'matched', 'error'] %}
> Kernel_expectations_{{ exp }}:
> {% for hosti in ansible_play_hosts_all|sort %}
> {% if hostvars[hosti]['expectation']|d('error') == exp %}
> - {{ hosti }}
> {% endif %}
> {% endfor %}
> {% endfor %}
>
> This produces the following output given the command
>
> ANSIBLE_STDOUT_CALLBACK=yaml ansible-playbook customer-expects.yml --limit
> flakey.sample.net,shaggy.sample.net,scooby.sample.net,clyde.sample.net -v
>
> Using /home/utoddl/.ansible.cfg as config file
>
> PLAY [all] ******************************
>
> TASK [Gathering Facts] ****************
> fatal: [flakey.sample.net]: UNREACHABLE! => changed=false
> msg: 'Failed to connect to the host via ssh: [email protected]:
> Permission denied (publickey,gssapi-keyex,gssapi-with-mic).'
> unreachable: true
> ok: [scooby.sample.net]
> ok: [shaggy.sample.net]
> ok: [clyde.sample.net]
>
> TASK [show file contents] **************
> ok: [clyde.sample.net] =>
> msg: |-
> Linux flakey.sample.net 5.15.11-200.fc35.x86_64
> Linux clyde.sample.net 5.15.11-200.fc35.x86_64
> Linux shaggy.sample.net 5.15.11-200.fc35.x86_64
> Linux scooby.sample.net 5.15.11-200.fc35.x86_64
> Linux loaner.sample.net 5.15.11-200.fc35.x86_64
>
> TASK [Correct kernel?] *****************
> ok: [clyde.sample.net] => changed=false
> ansible_facts:
> expectation: matched
> ok: [shaggy.sample.net] => changed=false
> ansible_facts:
> expectation: missed
> ok: [scooby.sample.net] => changed=false
> ansible_facts:
> expectation: matched
>
> TASK [Report via Debug] **************
> ok: [clyde.sample.net] =>
> msg: |-
> Kernel_expectations_missed:
> - shaggy.sample.net
>
> Kernel_expectations_matched:
> - clyde.sample.net
> - scooby.sample.net
>
> Kernel_expectations_error:
> - flakey.sample.net
>
> PLAY RECAP ***************************clyde.sample.net : ok=4
> changed=0 unreachable=0 failed=0 skipped=0 rescued=0 ignored=0
> shaggy.sample.net : ok=2 changed=0 unreachable=0 failed=0
> skipped=0 rescued=0 ignored=0 flakey.sample.net : ok=0
> changed=0 unreachable=1 failed=0 skipped=0 rescued=0 ignored=0
> scooby.sample.net : ok=2 changed=0 unreachable=0 failed=0
> skipped=0 rescued=0 ignored=0
>
> On 12/29/21 9:46 PM, Marian Saldhana wrote:
>
> Thanks for your reply.
>
> *Expected value is: - Linux hostname 4.18.0-193.el8.x86_64 ( The customer
> has RHEL 8.2 running in its env )*
> I have 100 such lines given to me by the customer ( OS inventory ) where
> 80% of the values that I receive by running the ansible standard module
> matches with the expected value given by the customer. I need to understand
> how these values can be matched with the values given by the customer.
>
>
>
>
> On Wednesday, December 29, 2021 at 10:56:06 PM UTC+5:30 [email protected]
> wrote:
>
>> What, exactly, do the "values given by the customer" look like? It almost
>> certainly isn't going to match the output of `uname -a`. (I'm guessing.
>> But please, don't make us guess; give us the details of the actual problem.)
>>
>> On Monday, December 27, 2021 at 11:58:39 PM UTC-5 [email protected]
>> wrote:
>>
>>> Hi All,
>>>
>>> This is my code:
>>>
>>> ---
>>> # tasks file for uname
>>>
>>> - name: Kernel version number
>>> register: uname_a
>>> command: "uname -a"
>>>
>>> - debug:
>>> var: uname_a.stdout_lines
>>>
>>> +++
>>>
>>> TASK [uname_tab1 : debug]
>>> ***************************************************************************************************************
>>> ok: [192.168.43.237] => {
>>> "uname_a.stdout_lines": [
>>> "Linux ansible-client 4.18.0-348.el8.x86_64 #1 SMP Tue Oct 19
>>> 15:14:17 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux"
>>> ]
>>> }
>>> ok: [192.168.43.6] => {
>>> "uname_a.stdout_lines": [
>>> "Linux ansible-client1 4.18.0-348.el8.x86_64 #1 SMP Tue Oct 19
>>> 15:14:17 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux"
>>> ]
>>> }
>>>
>>> ++++
>>>
>>> Now I need to compare these values with the values given by the customer
>>> ( Linux ansible-client1 4.18.0-348.el8.x86_64 ) hence request your
>>> assistance out here to write a program.
>>> On Wednesday, December 22, 2021 at 5:36:21 AM UTC+5:30 [email protected]
>>> wrote:
>>>
>>>> That kind of info can be obtained with "gather facts" step, which is
>>>> the first step when running a playbook.
>>>>
>>>> You just have to comparte returned info in ansible variables like
>>>> "ansible_distribution" and "ansible_distribution_version" with the
>>>> expected
>>>> value. You can store expected value in a local dictionary that uses
>>>> hostname as the key value.
>>>>
>>>> El martes, 21 de diciembre de 2021 a la(s) 08:15:15 UTC-3,
>>>> [email protected] escribió:
>>>>
>>>>> Thanks for your reply.
>>>>>
>>>>> I want to automate tasks such as verifying the OS version of remote
>>>>> nodes.
>>>>>
>>>>> The customer has given me the expected value i.e. Centos version 8.2
>>>>>
>>>>> Through automation I wish to get the OS version of the remotes nodes
>>>>> and then compare that value with the value that I have received from the
>>>>> customer through ansible playbooks.
>>>>> On Tuesday, December 21, 2021 at 4:06:57 PM UTC+5:30
>>>>> [email protected] wrote:
>>>>>
>>>>>> You need to elaborate some more, I can't make anything of your story.
>>>>>> Give some real world examples of the tasks that you're trying to
>>>>>> automate.
>>>>>>
>>>>>> On Tue, 21 Dec 2021 at 07:22, Marian Saldhana <[email protected]>
>>>>>> wrote:
>>>>>>
>>>>>>> Hi All,
>>>>>>>
>>>>>>> As I am new to ansible i need to write a role which compares input
>>>>>>> /output value.
>>>>>>>
>>>>>>> Let me elaborate.
>>>>>>>
>>>>>>> I need to write a role where I already have expected value, for eg
>>>>>>> hostname of ansible remote node - abc.
>>>>>>>
>>>>>>> Now I need to write a role which first will fetch the value from the
>>>>>>> remote node and then compare the fetched value with the expected value
>>>>>>> (
>>>>>>> abc ) I have with me.
>>>>>>>
>>>>>>> Thanks.
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> You received this message because you are subscribed to the Google
>>>>>>> Groups "Ansible Project" group.
>>>>>>> To unsubscribe from this group and stop receiving emails from it,
>>>>>>> send an email to [email protected].
>>>>>>> To view this discussion on the web visit
>>>>>>> https://groups.google.com/d/msgid/ansible-project/b708d4e2-ded7-44f0-b68a-866e93ec860bn%40googlegroups.com
>>>>>>>
>>>>>>> <https://groups.google.com/d/msgid/ansible-project/b708d4e2-ded7-44f0-b68a-866e93ec860bn%40googlegroups.com?utm_medium=email&utm_source=footer>
>>>>>>> .
>>>>>>>
>>>>>> --
>>>>>> Sent from a mobile device - please excuse the brevity, spelling and
>>>>>> punctuation.
>>>>>>
>>>>> --
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> To view this discussion on the web visit
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>
> <https://groups.google.com/d/msgid/ansible-project/3f4e20ff-2ece-4441-ae03-d70a5802ca2cn%40googlegroups.com?utm_medium=email&utm_source=footer>
> .
>
>
>
> --
> Todd
>
>
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