rhel-like_patching.yml

---
- name: check RHEL agents and subscription state
  become: yes
  gather_facts: yes
  hosts:
    - linux
  vars_files:
    - vars/vault
  roles:
#    - { role: redhataccess.redhat-access-insights-client, when: ansible_distribution == "RedHat" }
  tasks:
    - block:
        - name: check to see if system is already registered
          command: subscription-manager status
          register: sub_status
          ignore_errors: true

#        - name: Register system
#          redhat_subscription:
#            state: present
#            username: "{{ rhn_user }}"
#            password: "{{ rhn_pass }}"
#            pool_ids: "{{ rhn_pool_id }}"
#          when: sub_status.rc == 1
#      when: ansible_distribution == "RedHat" and not ansible_dns.search== "ec2.internal"
- name: Patch RHEL/CentOS server(s)
  become: "yes"
  gather_facts: "no"
  hosts:
    - linux
  tasks:
    - name: Downloading updates
      shell: yum update --downloadonly -y
    - name: Update all available packages
      yum: name=* state=latest
      notify: reboot sequence
  handlers:
    - name: reboot sequence
      changed_when: "true"
      debug: msg='trigger machine reboot sequence'
      notify:
        - reboot system
        - waiting for server to come back

    - name: reboot system
      shell: sleep 2 && shutdown -r now "Ansible package updates triggered"
      async: 1
      poll: 0
      ignore_errors: true
      register: reboot
    - name: waiting for server to come back

      become: false
      local_action:
        module: wait_for
         host={{ ansible_hostname }}
         port=22
         delay=1
         timeout=300
      when: reboot is defined