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verify-settings.yml 2.29 KiB
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---
- name: Stop if ansible version is too low
  assert:
    that:
      - ansible_version.full|version_compare('2.3.0', '>=')
  run_once: yes

- name: Stop if non systemd OS type
  assert:
    that: ansible_service_mgr == "systemd"
  ignore_errors: "{{ ignore_assert_errors }}"

- name: Stop if unknown OS
  assert:
    that: ansible_distribution in ['RedHat', 'CentOS', 'Fedora', 'Ubuntu', 'Debian', 'CoreOS', 'Container Linux by CoreOS']
  ignore_errors: "{{ ignore_assert_errors }}"

- name: Stop if unknown network plugin
  assert:
    that: network_plugin in ['calico', 'canal', 'flannel', 'weave', 'cloud']
  when: network_plugin is defined
  ignore_errors: "{{ ignore_assert_errors }}"

- name: Stop if incompatible network plugin and cloudprovider
  assert:
    that: network_plugin != 'calico'
    msg: "Azure and Calico are not compatible. See https://github.com/projectcalico/calicoctl/issues/949 for details."
  when: cloud_provider is defined and cloud_provider == 'azure'
  ignore_errors: "{{ ignore_assert_errors }}"

- name: "Stop if known booleans are set as strings (Use JSON format on CLI: -e \"{'key': true }\")"
  assert:
    that: vars[item]|type_debug == 'bool'
    msg: "{{vars[item]}} isn't a bool"
  run_once: yes
  with_items:
    - kubeadm_enabled
    - download_run_once
    - deploy_netchecker
    - download_always_pull
    - efk_enabled
    - helm_enabled
    - openstack_lbaas_enabled
    - rbac_enabled
  ignore_errors: "{{ ignore_assert_errors }}"

- name: Stop if even number of etcd hosts
  assert:
    that: groups.etcd|length is not divisibleby 2
  ignore_errors: "{{ ignore_assert_errors }}"

- name: Stop if memory is too small for masters
  assert:
    that: ansible_memtotal_mb >= 1500
  ignore_errors: "{{ ignore_assert_errors }}"
  when: inventory_hostname in groups['kube-master']

- name: Stop if memory is too small for nodes
  assert:
    that: ansible_memtotal_mb >= 1024
  ignore_errors: "{{ ignore_assert_errors }}"
  when: inventory_hostname in groups['kube-node']

- name: Stop if ip var does not match local ips
  assert:
    that: ip in ansible_all_ipv4_addresses
  ignore_errors: "{{ ignore_assert_errors }}"
  when: ip is defined

- name: Stop if access_ip is not pingable
  command: ping -c1 {{ access_ip }}
  when: access_ip is defined
  ignore_errors: "{{ ignore_assert_errors }}"