Ansible - Only if a file exists or does not exist

This Ansible playbook example helps you execute actions only if a file exists or does not exist. If you for example have a command you need to run to generate a certificate (or Diffie Hellman parameters for nginx) you only want to do that once. The command itself is not convergent so it will run with every ansible run. However, the command creates a file and Ansible is able to check if that file exists. If the file exists, it will not execute the action. The same goes for checking if a file does...

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