monitoring.yaml

- hosts: master
  become: yes
  become_user: root
  tasks:
    - name: Creating monitoring namespace
      shell: kubectl create namespace monitoring >> monitoring_ns_created.info
      args:
        chdir: $HOME
        creates: monitoring_ns_created.info
      become_user: ubuntu
    - name: Making infrastructure directory in gluster storage
      file:
        path: /mnt/shared-directory/infrastructure
        state: directory
        mode: 0777
      run_once: true
    - name: Making grafana directory in gluster storage
      file:
        path: /mnt/shared-directory/infrastructure/grafana
        state: directory
        mode: 0777
      run_once: true
    - name: Making prometheus directory in gluster storage
      file:
        path: /mnt/shared-directory/infrastructure/prometheus
        state: directory
        mode: 0777
      run_once: true
    - name: Making alertmanager directory in gluster storage
      file:
        path: /mnt/shared-directory/infrastructure/alertmanager
        state: directory
        mode: 0777
      run_once: true
    - name: Making pushgateway directory in gluster storage
      file:
        path: /mnt/shared-directory/infrastructure/pushgateway
        state: directory
        mode: 0777
      run_once: true
    - name: Copying PV and PVC to installation directory
      become_user: ubuntu
      copy:
        src: monitoring
        dest: ~/
    - name: Creating Monitoring Persistent Storage
      become_user: ubuntu
      shell: kubectl create -f {{ item.yaml }} >> monitoring_{{ item.file }}.info
      with_items:
        - { yaml: '~/monitoring/volume/alertmanager-volume.yaml', file: 'alertmanager-volume' }
        - { yaml: '~/monitoring/volume/pushgateway-volume.yaml', file: 'pushgateway-volume' }
        - { yaml: '~/monitoring/volume/prometheus-volume.yaml', file: 'prometheus-volume' }
        - { yaml: '~/monitoring/volume/grafana-volume.yaml', file: 'grafana-volume' }
      args:
        chdir: $HOME
        creates: monitoring_{{ item.file }}.info
    - name: Prepairing Prometheus Deployment
      become_user: ubuntu
      replace:
        path: ~/monitoring/prometheus.yaml
        regexp: "{{ item.regexp }}"
        replace: "{{ item.var }}"
      with_items:
        - { regexp: 'alertmanager_ingress_bool', var: "{{ alertmanager_ingress_bool }}" }
        - { regexp: 'alertmanager_address_http$', var: "{{ alertmanager_address_http }}" }
        - { regexp: 'alertmanager_address_https', var: "{{ alertmanager_address_https }}" }
        - { regexp: 'alertmanager_certificate', var: "{{ alertmanager_certificate }}" }

        - { regexp: 'prometheus_ingress_bool', var: "{{ prometheus_ingress_bool }}" }
        - { regexp: 'prometheus_address_http$', var: "{{ prometheus_address_http }}" }
        - { regexp: 'prometheus_address_https', var: "{{ prometheus_address_https }}" }
        - { regexp: 'prometheus_certificate', var: "{{ prometheus_certificate }}" }

        - { regexp: 'pushgateway_ingress_bool', var: "{{ pushgateway_ingress_bool }}" }
        - { regexp: 'pushgateway_address_http$', var: "{{ pushgateway_address_http }}" }
        - { regexp: 'pushgateway_address_https', var: "{{ pushgateway_address_https }}" }
        - { regexp: 'pushgateway_certificate', var: "{{ pushgateway_certificate }}" }
    - name: Prepairing Grafana Deployment
      become_user: ubuntu
      replace:
        path: ~/monitoring/grafana.yaml
        regexp: "{{ item.regexp }}"
        replace: "{{ item.var }}"
      with_items:
        - { regexp: 'grafana_ingress_bool', var: "{{ grafana_ingress_bool }}" }
        - { regexp: 'grafana_address_http$', var: "{{ grafana_address_http }}" }
        - { regexp: 'grafana_address_https', var: "{{ grafana_address_https }}" }
        - { regexp: 'grafana_certificate', var: "{{ grafana_certificate }}" }        
        - { regexp: 'grafanapw', var: "{{ grafana_admin_pw }}" }
    - name: Deploying Monitoring       
      become_user: ubuntu
      shell: helm install -f {{ item.yaml }} >> monitoring_{{ item.file }}.info
      with_items:
        - { yaml: '~/monitoring/prometheus.yaml stable/prometheus --namespace monitoring --name monitoring', file: 'prometheus_installed' }
        - { yaml: '~/monitoring/grafana.yaml stable/grafana --namespace monitoring --name grafana', file: 'grafana_installed' }                
      args:
        chdir: $HOME
        creates: monitoring_{{ item.file }}.info