zabbix-agents.yml

---

- name: Running playbook with a specified command
  hosts: "{{ h_group }}"
  become: yes

  # PROXY IS OPTIONAL
  pre_tasks:
    - name: Change proxy in /etc/yum.conf
      replace:
        path: /etc/yum.conf
        regexp: '^proxy=.*'
        replace: 'proxy=<http/https/sock5...>://<proxy address>:<port>'


  tasks:
    - name: Check if zabbix-agent has already installed
      command: yum list installed zabbix-agent
      register: result
      ignore_errors: True

    - name: If zabbix is not installed
      block:
        - name: Install RPM
        # PROXY IS OPTIONAL
          shell: |
            all_proxy=<http/https/sock5...>://<proxy address>:<port> rpm -Uvh https://repo.zabbix.com/zabbix/4.0/rhel/7/x86_64/zabbix-release-4.0-2.el7.noarch.rpm
          ignore_errors: True
        - name: Install zabbix-agent
          yum:
            name: zabbix-agent
            state: latest
        - name: Copy /etc/zabbix/zabbix_agentd.conf with .j2 {{ ansible_hostname }}
          template:
            src: ./zabbix_agentd.conf.j2
            dest: /etc/zabbix/zabbix_agentd.conf
            owner: root
            group: root
            mode: '0644'


        - name: Restart zabbix-agent
          systemd:
            state: started
            enabled: yes
            name: zabbix-agent
      when: result is failed


    - name: If zabbix has been already installed
      block:
        - name: Copy /etc/zabbix/zabbix_agentd.conf with .j2 {{ ansible_hostname }}
          template:
            src: ./zabbix_agentd.conf.j2
            dest: /etc/zabbix/zabbix_agentd.conf
            owner: root
            group: root
            mode: '0644'
        - name: Restart zabbix-agent
          systemd:
            state: restarted
            name: zabbix-agent
      when: result is succeeded


    - name: Allow 10050 firewall port
      firewalld:
        port: 10050/tcp
        permanent: yes
        state: enabled
      tags:
        - firewall

  # PROXY IS OPTIONAL
  post_tasks:
    - name: Reverting file /etc/yum.conf
      replace:
        path: /etc/yum.conf
        regexp: '^proxy=.*'
        replace: 'proxy=http://10.100.150.9:3142'