roles/memcached/tasks/main.yml

# Copyright (c) 2022 VEXXHOST, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.

- name: Uninstall the legacy HelmRelease
  run_once: true
  block:
    - name: Suspend the existing HelmRelease
      failed_when: false
      kubernetes.core.k8s:
        state: patched
        api_version: helm.toolkit.fluxcd.io/v2beta1
        kind: HelmRelease
        name: "{{ memcached_helm_release_name }}"
        namespace: "{{ memcached_helm_release_namespace }}"
        definition:
          spec:
            suspend: true

    - name: Remove the existing HelmRelease
      failed_when: false
      kubernetes.core.k8s:
        state: absent
        api_version: helm.toolkit.fluxcd.io/v2beta1
        kind: HelmRelease
        name: "{{ memcached_helm_release_name }}"
        namespace: "{{ memcached_helm_release_namespace }}"

- name: Deploy Helm chart
  run_once: true
  kubernetes.core.helm:
    name: "{{ memcached_helm_release_name }}"
    chart_ref: "{{ memcached_helm_chart_ref }}"
    release_namespace: "{{ memcached_helm_release_namespace }}"
    create_namespace: true
    kubeconfig: /etc/kubernetes/admin.conf
    values: "{{ _memcached_helm_values | combine(memcached_helm_values, recursive=True) }}"

- name: Apply manifests for monitoring
  run_once: true
  kubernetes.core.k8s:
    state: present
    definition:
      - apiVersion: v1
        kind: Service
        metadata:
          name: "{{ memcached_helm_release_name }}-metrics"
          namespace: "{{ memcached_helm_release_namespace }}"
          labels:
            application: memcached
            component: server
        spec:
          ports:
            - name: metrics
              protocol: TCP
              port: 9150
              targetPort: 9150
          selector:
            application: memcached
            component: server