monitoringAgents.yml

---

- hosts: monitored
  
  roles:
    - role: cloudalchemy.node_exporter
      become: true
      
    - role: sco.promtail
      become: true
      vars:
        loki_host: "206-12-92-26.cloud.computecanada.ca"
      when: ansible_nodename == 'grafana' or ansible_nodename == 'omero-backup'      
     

        
  tasks:
      - name: set fact
        set_fact:
          omero_node: "{{ 'true' if ((ansible_nodename == 'omero') or (ansible_nodename == 'national_omero') or (ansible_nodename == 'omero_training')) else 'false' }}"
        
      - name: Create monitoring htpasswd
        become: yes
        copy:
          content: "{{ secret_monitoring_nginx_htpasswd | default(monitoring_nginx_htpasswd) }}"
          dest: /etc/nginx/monitoring.htpasswd
          mode: 0644
        when: omero_node 

      - name: Create nginx proxy for prometheus exporters
        become: yes
        copy:
          dest: /etc/nginx/conf.d-nested-includes/proxy-exporters.conf
          src: confd-nested-proxy-exporters.conf
          mode: 0644
        when: omero_node   
        notify:
        - restart nginx

  handlers:
    - name: restart nginx
      become: yes
      service:
        name: nginx
        state: restarted

  vars:
    # monitoring:monitoring
    monitoring_nginx_htpasswd: |
      monitoring:$apr1$njrafrtU$19wf/I15zPuSudlM5Y50Z0



- hosts: omero_server
  roles:
    - role: ome.prometheus_jmx

    - role: sco.promtail
      become: true
      vars:
        loki_host: "206-12-92-26.cloud.computecanada.ca"
        promtail_config_file: templates/promtail-omero.yml.j2
        
    # For restart handlers
    # and {{omero_common_basedir}} (normally /opt/omero)
    - role: ome.omero_common
    
    #sco.omero_prometheues_exporter works with Ubuntu20
    - role: sco.omero_prometheus_exporter
      vars:
        omero_prometheus_exporter_omero_user: omero-monitoring
        omero_prometheus_exporter_omero_password: omero-monitoring

  tasks:
    - name: omero-server prometheus jmx agents
      become: yes
      copy:
        dest: "{{ omero_common_basedir }}/server/config/prometheus.omero"
        src: omero-server-config-prometheus.omero
        mode: 0644
      notify:
      - restart omero-server    

- hosts: omero_web
  roles:
    - role: ome.omero_web_django_prometheus
    
  tasks:
  - name: Create nginx proxy for prometheus web exporters
    become: yes
    copy:
      dest: /etc/nginx/conf.d-nested-includes/proxy-exporters-web.conf
      src: confd-nested-proxy-exporters-web.conf
      mode: 0644
    notify:
    - restart nginx

  handlers:
  - name: restart nginx
    become: yes
    service:
      name: nginx
      state: restarted    
    

- hosts: omero_db              
  roles:
    - role: ome.prometheus_postgres
      prometheus_postgres_dbname: omero