Ansible_repo-pub/playbooks/packagemanagement/zabbix/update_hosts_file.yaml

---
  - name: "Update /etc/hosts with most recent info; for Prod and dev systems"
    hosts: all
    gather_facts: True
    become: true

    tasks:
      - name: "msg print to stdout: Debug ansible_facts"
        debug:
          msg:
#            - "{{ ansible_facts.service_mgr }}"
            - ansible_facts.distribution "{{ ansible_facts.distribution }}"
            - ansible_facts.distribution_major_version "{{ ansible_facts.distribution_major_version }}"
            - ansible_facts.distribution_file_variety "{{ ansible_facts.distribution_file_variety }}"
            - ansible_system "{{ ansible_system }}"


      - name: "Modify an already modified hosts file in a DEV environment"
        lineinfile:
          path: /etc/hosts
          search_string: 'monitoring'
          line: "10.***CONTENTS REDACTED***  monitoring.***CONTENTS REDACTED***"
        when:
          - ansible_system == "Linux"
          - ansible_ansible_all_ipv4_addresses is search("***CONTENTS REDACTED***") or ansible_all_ipv4_addresses is search("***CONTENTS REDACTED***") or ansible_all_ipv4_addresses is search("***CONTENTS REDACTED***")

      - name: "Modify an already modified hosts file in PRODUCTION"
        lineinfile:
          path: /etc/hosts
          search_string: 'monitoring'
          line: "***CONTENTS REDACTED***  monitoring.***CONTENTS REDACTED***"
          state: absent
        when:
          - ansible_system == "Linux"
          - ansible_ansible_all_ipv4_addresses is not search("10.***CONTENTS REDACTED***")
          - ansible_all_ipv4_addresses is not search("10.***CONTENTS REDACTED***")
          - ansible_all_ipv4_addresses is not search("10.***CONTENTS REDACTED***")


# Restart systemd service
      - name: restart zabbix-agent2.service; systemd
        systemd:
          name: zabbix-agent
          enabled: True
          masked: no
          state: restarted
        ignore_errors: true
        when: ansible_facts.service_mgr == "systemd"

      - name: restart zabbix-agent2.service; systemd
        systemd:
          name: zabbix-agent2
          enabled: True
          masked: no
          state: restarted
        ignore_errors: true
        when: ansible_facts.service_mgr == "systemd"