molecule/shared/prepare/kubernetes.yml

# Copyright (c) 2023 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.

- ansible.builtin.import_playbook: vexxhost.atmosphere.kubernetes

# NOTE(mnaser): When using Docker with custom networks, it will use 127.0.0.11
#               as the DNS server which trips up the CoreDNS "loop" plugin.
- name: Switch CoreDNS to use CloudFlare DNS
  hosts: controllers[0]
  become: true
  tasks:
    - name: Update CoreDNS ConfigMap
      kubernetes.core.k8s:
        state: present
        definition:
          apiVersion: v1
          kind: ConfigMap
          metadata:
            name: coredns
            namespace: kube-system
          data:
            Corefile: |
              .:53 {
                  errors
                  health {
                    lameduck 5s
                  }
                  ready
                  kubernetes cluster.local in-addr.arpa ip6.arpa {
                    pods insecure
                    fallthrough in-addr.arpa ip6.arpa
                    ttl 30
                  }
                  prometheus :9153
                  forward . 1.1.1.1 {
                    max_concurrent 1000
                  }
                  cache 30
                  loop
                  reload
                  loadbalance
              }
      notify:
        - Rollout CoreDNS
        - Wait for CoreDNS to be ready
  handlers:
    - name: Rollout CoreDNS
      command: kubectl -n kube-system rollout restart deploy/coredns
    - name: Wait for CoreDNS to be ready
      command: kubectl -n kube-system rollout status deploy/coredns

- ansible.builtin.import_playbook: vexxhost.atmosphere.csi

- hosts: controllers
  become: true
  roles:
    - vexxhost.atmosphere.ingress_nginx