Ansible: Check if a process is already running

ansible_check_process_status.yaml

# Check if process is already running if not then set the false flag
- name: Check if authCheck process is running
  shell: |
    bash -c "if lsof /usr/local/sshAuthKeyNotify.sh ; then
      echo 'Process ALREADY running'
      true
    else
      echo 'PROCESS NOT RUNNING'
      false
    fi"
  register: processPresent
  ignore_errors: yes
  tags: this

# Run the below task only when processPresent is false
- name: Run the file once in background
  shell: "nohup /bin/bash /usr/local/sshAuthKeyNotify.sh >/dev/null 2>&1 &"
  when: processPresent is failed