On 27.08.2019 21:10, JP-OKC wrote:
> how can I pull a string from the stdout and use it for failed_when? I
> run a command on a switch and then I want to match a string w/in that
> output to determine if it failed or not.
>
> Here's what the playbook looks like:
>
> ---
> - name: Check the ssh keypair on a Nexus 9k
> hosts: all
> gather_facts: false
> connection: network_cli
> tasks:
> - block:
> - name: show keypair
> nxos_command:
> commands: "show username someuser keypair"
> ignore_unreachable: true
> register: print_output
> failed_when: ("could not retrieve rsa key information" in
> print_output.stdout)
> - debug: var=print_output
>
>
>
>
>
> Here's what the debug output looks like. I want to match on the 3rd line
> of the stdout_lines.
>
> ok: [switchB] => {
> "print_output": {
> "ansible_facts": {
> "discovered_interpreter_python": "/usr/bin/python"
> },
> "changed": false,
> "failed": false,
> "failed_when_result": false,
> "stdout": [
As you can see here the [ indicate a list so first element is 0.
The nxos_command takes several commands, the first command is in list element
0, the second one is list element 1 and so on....
so you need to use element 0 like this
failed_when: ("could not retrieve rsa key information" in print_output.stdout.0)
--
Kai Stian Olstad
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