kubespray/roles/kubernetes/master/templates/manifests/kube-controller-manager.manifest.j2

apiVersion: v1
kind: Pod
metadata:
  name: kube-controller-manager
  namespace: {{system_namespace}}
  labels:
    k8s-app: kube-controller-manager
  annotations:
    kubespray.etcd-cert/serial: "{{ etcd_client_cert_serial }}"
    kubespray.controller-manager-cert/serial: "{{ controller_manager_cert_serial }}"
spec:
  hostNetwork: true
{% if kube_version | version_compare('v1.6', '>=') %}
  dnsPolicy: ClusterFirst
{% endif %}
  containers:
  - name: kube-controller-manager
    image: {{ hyperkube_image_repo }}:{{ hyperkube_image_tag }}
    imagePullPolicy: {{ k8s_image_pull_policy }}
    resources:
      limits:
        cpu: {{ kube_controller_cpu_limit }}
        memory: {{ kube_controller_memory_limit }}
      requests:
        cpu: {{ kube_controller_cpu_requests }}
        memory: {{ kube_controller_memory_requests }}
    command:
    - /hyperkube
    - controller-manager
    - --kubeconfig={{ kube_config_dir }}/kube-controller-manager-kubeconfig.yaml
    - --leader-elect=true
    - --service-account-private-key-file={{ kube_cert_dir }}/apiserver-key.pem
    - --root-ca-file={{ kube_cert_dir }}/ca.pem
    - --cluster-signing-cert-file={{ kube_cert_dir }}/ca.pem
    - --cluster-signing-key-file={{ kube_cert_dir }}/ca-key.pem
    - --enable-hostpath-provisioner={{ kube_hostpath_dynamic_provisioner }}
    - --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 }}
    - --profiling=false
    - --terminated-pod-gc-threshold=12500
    - --v={{ kube_log_level }}
{% if rbac_enabled %}
    - --use-service-account-credentials=true
{% endif %}
{% if cloud_provider is defined and cloud_provider in ["openstack", "azure", "vsphere"] %}
    - --cloud-provider={{cloud_provider}}
    - --cloud-config={{ kube_config_dir }}/cloud_config
{% elif cloud_provider is defined and cloud_provider in ["aws", "external"] %}
    - --cloud-provider={{cloud_provider}}
{% endif %}
{% if kube_network_plugin is defined and kube_network_plugin == 'cloud' %}
    - --configure-cloud-routes=true
{% endif %}
{% if kube_network_plugin is defined and kube_network_plugin in ["cloud", "flannel", "canal"] %}
    - --allocate-node-cidrs=true
    - --cluster-cidr={{ kube_pods_subnet }}
    - --service-cluster-ip-range={{ kube_service_addresses }}
    - --node-cidr-mask-size={{ kube_network_node_prefix }}
{% endif %}
{% if kube_feature_gates %}
    - --feature-gates={{ kube_feature_gates|join(',') }}
{% endif %}
{% if controller_mgr_custom_flags is string %}
    - {{ controller_mgr_custom_flags }}
{% else %}
{%   for flag in controller_mgr_custom_flags %}
    - {{ flag }}
{%   endfor %}
{% endif %}
    livenessProbe:
      httpGet:
        host: 127.0.0.1
        path: /healthz
        port: 10252
      initialDelaySeconds: 30
      timeoutSeconds: 10
    volumeMounts:
    - mountPath: /etc/ssl
      name: ssl-certs-host
      readOnly: true
{% for dir in ssl_ca_dirs %}
    - mountPath: {{ dir }}
      name: {{ dir | regex_replace('^/(.*)$', '\\1' ) | regex_replace('/', '-') }}
      readOnly: true
{% endfor %}
    - mountPath: "{{kube_config_dir}}/ssl"
      name: etc-kube-ssl
      readOnly: true
    - mountPath: "{{ kube_config_dir }}/kube-controller-manager-kubeconfig.yaml"
      name: kubeconfig
      readOnly: true
{% if cloud_provider is defined and cloud_provider in ["openstack", "azure", "vsphere" ] %}
    - mountPath: "{{ kube_config_dir }}/cloud_config"
      name: cloudconfig
      readOnly: true
{% endif %}
  volumes:
  - name: ssl-certs-host
    hostPath:
      path: /etc/ssl
{% for dir in ssl_ca_dirs %}
  - name: {{ dir | regex_replace('^/(.*)$', '\\1' ) | regex_replace('/', '-') }}
    hostPath:
      path: {{ dir }}
{% endfor %}
  - name: etc-kube-ssl
    hostPath:
      path: "{{ kube_config_dir }}/ssl"
  - name: kubeconfig
    hostPath:
      path: "{{ kube_config_dir }}/kube-controller-manager-kubeconfig.yaml"
{% if cloud_provider is defined and cloud_provider in ["openstack", "azure", "vsphere"] %}
  - hostPath:
      path: "{{ kube_config_dir }}/cloud_config"
    name: cloudconfig
{% endif %}