kubespray/roles/kubernetes/master/templates/kubeadm-config.yaml.j2

apiVersion: kubeadm.k8s.io/v1alpha1
kind: MasterConfiguration
api:
  advertiseAddress: {{ ip | default(ansible_default_ipv4.address) }}
  bindPort: {{ kube_apiserver_port }}
etcd:
  endpoints:
{% for endpoint in etcd_access_addresses.split(',') %}
  - {{ endpoint }}
{% endfor %}
  caFile: {{ kube_config_dir }}/ssl/etcd/ca.pem
  certFile: {{ kube_config_dir }}/ssl/etcd/node-{{ inventory_hostname }}.pem
  keyFile: {{ kube_config_dir }}/ssl/etcd/node-{{ inventory_hostname }}-key.pem
networking:
  dnsDomain: {{ dns_domain }}
  serviceSubnet: {{ kube_service_addresses }}
  podSubnet: {{ kube_pods_subnet }}
kubernetesVersion: {{ kube_version }}
{% if cloud_provider is defined and cloud_provider != "gce" %}
cloudProvider: {{ cloud_provider }}
{% endif %}
{% if kube_proxy_mode == 'ipvs' and kube_version | version_compare('v1.10', '<') %}
kubeProxy:
  config:
    featureGates: SupportIPVSProxyMode=true
    mode: ipvs
{% endif %}
authorizationModes:
{% for mode in authorization_modes %}
- {{ mode }}
{% endfor %}
selfHosted: false
apiServerExtraArgs:
  bind-address: {{ kube_apiserver_bind_address }}
  insecure-bind-address: {{ kube_apiserver_insecure_bind_address }}
  insecure-port: "{{ kube_apiserver_insecure_port }}"
  admission-control: {{ kube_apiserver_admission_control | join(',') }}
  apiserver-count: "{{ kube_apiserver_count }}"
{% if kube_version | version_compare('v1.9', '>=') %}
  endpoint-reconciler-type: lease
{% endif %}
{% if etcd_events_cluster_enabled %}
  etcd-servers-overrides: "/events#{{ etcd_events_access_addresses }}"
{% endif %}
  service-node-port-range: {{ kube_apiserver_node_port_range }}
  kubelet-preferred-address-types: "{{ kubelet_preferred_address_types }}"
{% if kube_basic_auth|default(true) %}
  basic-auth-file: {{ kube_users_dir }}/known_users.csv
{% endif %}
{% if kube_oidc_auth|default(false) and kube_oidc_url is defined and kube_oidc_client_id is defined %}
  oidc-issuer-url: {{ kube_oidc_url }}
  oidc-client-id: {{ kube_oidc_client_id }}
{%   if kube_oidc_ca_file is defined %}
  oidc-ca-file: {{ kube_oidc_ca_file }}
{%   endif %}
{%   if kube_oidc_username_claim is defined %}
  oidc-username-claim: {{ kube_oidc_username_claim }}
{%   endif %}
{%   if kube_oidc_groups_claim is defined %}
  oidc-groups-claim: {{ kube_oidc_groups_claim }}
{%   endif %}
{% endif %}
{% if kube_encrypt_secret_data %}
  experimental-encryption-provider-config: {{ kube_config_dir }}/ssl/secrets_encryption.yaml
{% endif %}
  storage-backend: {{ kube_apiserver_storage_backend }}
{% if kube_api_runtime_config is defined %}
  runtime-config: {{ kube_api_runtime_config | join(',') }}
{% endif %}
  allow-privileged: "true"
{% for key in kube_kubeadm_apiserver_extra_args %}
  {{ key }}: "{{ kube_kubeadm_apiserver_extra_args[key] }}"
{% endfor %}
controllerManagerExtraArgs:
  node-monitor-grace-period: {{ kube_controller_node_monitor_grace_period }}
  node-monitor-period: {{ kube_controller_node_monitor_period }}
  pod-eviction-timeout: {{ kube_controller_pod_eviction_timeout }}
{% if kube_feature_gates %}
  feature-gates: {{ kube_feature_gates|join(',') }}
{% endif %}
{% for key in kube_kubeadm_controller_extra_args %}
  {{ key }}: "{{ kube_kubeadm_controller_extra_args[key] }}"
{% endfor %}
{% if kube_kubeadm_scheduler_extra_args|length > 0 %}
schedulerExtraArgs:
{% for key in kube_kubeadm_scheduler_extra_args %}
  {{ key }}: "{{ kube_kubeadm_scheduler_extra_args[key] }}"
{% endfor %}
{% endif %}
apiServerCertSANs:
{% for san in  apiserver_sans.split(' ') | unique %}
  - {{ san }}
{% endfor %}
certificatesDir: {{ kube_config_dir }}/ssl
unifiedControlPlaneImage: "{{ hyperkube_image_repo }}:{{ hyperkube_image_tag }}"
{% if kube_override_hostname|default('') %}
nodeName: {{ kube_override_hostname }}
{% endif %}