kube-apiserver.manifest

{% set daemon_args = "$DAEMON_ARGS" -%}
{% if grains['os_family'] == 'RedHat' -%}
	{% set daemon_args = "" -%}
{% endif -%}

{% set cloud_provider = "" -%}
{% set cloud_config = "" -%}
{% set cloud_config_mount = "" -%}
{% set cloud_config_volume = "" -%}
{% set additional_cloud_config_mount = "{\"name\": \"usrsharessl\",\"mountPath\": \"/usr/share/ssl\", \"readOnly\": true}, {\"name\": \"usrssl\",\"mountPath\": \"/usr/ssl\", \"readOnly\": true}, {\"name\": \"usrlibssl\",\"mountPath\": \"/usr/lib/ssl\", \"readOnly\": true}, {\"name\": \"usrlocalopenssl\",\"mountPath\": \"/usr/local/openssl\", \"readOnly\": true}," -%}
{% set additional_cloud_config_volume = "{\"name\": \"usrsharessl\",\"hostPath\": {\"path\": \"/usr/share/ssl\"}}, {\"name\": \"usrssl\",\"hostPath\": {\"path\": \"/usr/ssl\"}}, {\"name\": \"usrlibssl\",\"hostPath\": {\"path\": \"/usr/lib/ssl\"}}, {\"name\": \"usrlocalopenssl\",\"hostPath\": {\"path\": \"/usr/local/openssl\"}}," -%}

{% set srv_kube_path = "/srv/kubernetes" -%}
{% set srv_sshproxy_path = "/srv/sshproxy" -%}

{% if grains.cloud is defined -%}
  {% if grains.cloud not in ['vagrant', 'vsphere', 'photon-controller', 'azure-legacy'] -%}
    {% set cloud_provider = "--cloud-provider=" + grains.cloud -%}
  {% endif -%}

  {% if grains.cloud in [ 'openstack' ] and grains.cloud_config is defined -%}
    {% set cloud_config = "--cloud-config=" + grains.cloud_config -%}
  {% endif -%}

  {% if grains.cloud in [ 'aws', 'gce' ] and grains.cloud_config is defined -%}
    {% set cloud_config = "--cloud-config=" + grains.cloud_config -%}
    {% set cloud_config_mount = "{\"name\": \"cloudconfigmount\",\"mountPath\": \"" + grains.cloud_config + "\", \"readOnly\": true}," -%}
    {% set cloud_config_volume = "{\"name\": \"cloudconfigmount\",\"hostPath\": {\"path\": \"" + grains.cloud_config + "\"}}," -%}
  {% endif -%}

  {% if grains.cloud in ['openstack'] -%}
    {% set cloud_config_mount = "{\"name\": \"instanceid\",\"mountPath\": \"/var/lib/cloud/data/instance-id\",\"readOnly\": true}," -%}
    {% set cloud_config_volume = "{\"name\": \"instanceid\",\"hostPath\": {\"path\": \"/var/lib/cloud/data/instance-id\"}}," -%}
  {% endif -%}
{% endif -%}

{% set advertise_address = "" -%}
{% if grains.advertise_address is defined -%}
  {% set advertise_address = "--advertise-address=" + grains.advertise_address -%}
{% endif -%}

{% set proxy_ssh_options = "" -%}
{% if grains.proxy_ssh_user is defined -%}
  {% set proxy_ssh_options = "--ssh-user=" + grains.proxy_ssh_user + " --ssh-keyfile=/srv/sshproxy/.sshkeyfile" -%}
  {# Append 40 characters onto command to work around #9822. #}
  {# If mount list changes, this may also need to change. #}
  {% set proxy_ssh_options = proxy_ssh_options + "                                        " -%}
{% endif -%}

{% set address = "--address=127.0.0.1" -%}

{% set bind_address = "" -%}
{% if grains.publicAddressOverride is defined -%}
  {% set bind_address = "--bind-address=" + grains.publicAddressOverride -%}
{% endif -%}

{% set storage_backend = "" -%}
{% if pillar['storage_backend'] is defined -%}
  {% set storage_backend = "--storage-backend=" + pillar['storage_backend'] -%}
{% endif -%}
{% set etcd_servers = "--etcd-servers=http://127.0.0.1:2379" -%}
{% set etcd_servers_overrides = "--etcd-servers-overrides=/events#http://127.0.0.1:4002" -%}

{% set target_ram_mb = "" -%}
{% if pillar['num_nodes'] is defined -%}
  # Set amount of memory available for apiserver based on number of nodes.
  # TODO: Once we start setting proper requests and limits for apiserver
  # we should reuse the same logic here instead of current heuristic.
  {% set tmp_ram_mb = pillar['num_nodes']|int * 60 %}
  {% set target_ram_mb = "--target-ram-mb=" + tmp_ram_mb|string -%}
{% endif -%}

{% set service_cluster_ip_range = "" -%}
{% if pillar['service_cluster_ip_range'] is defined -%}
  {% set service_cluster_ip_range = "--service-cluster-ip-range=" + pillar['service_cluster_ip_range'] -%}
{% endif -%}

{% set cert_file = "--tls-cert-file=/srv/kubernetes/server.cert" -%}
{% set key_file = "--tls-private-key-file=/srv/kubernetes/server.key" -%}
{% set client_ca_file = "" -%}

{% set secure_port = "6443" -%}
{% if grains['cloud'] is defined and grains.cloud in [ 'aws', 'gce', 'vagrant', 'vsphere', 'photon-controller', 'openstack']    %}
  {% set secure_port = "443" -%}
  {% set client_ca_file = "--client-ca-file=/srv/kubernetes/ca.crt" -%}
{% endif -%}

{% set min_request_timeout = "" -%}
{% if grains.minRequestTimeout is defined -%}
  {% set min_request_timeout = "--min-request-timeout=" + grains.minRequestTimeout -%}
{% endif -%}

{% set token_auth_file = " --token-auth-file=/dev/null" -%}
{% set basic_auth_file = "" -%}
{% set authz_mode = "" -%}
{% set abac_policy_file = "" -%}
{% if grains['cloud'] is defined and grains.cloud in [ 'aws', 'gce', 'vagrant', 'vsphere', 'photon-controller', 'openstack']  %}
  {% set token_auth_file = " --token-auth-file=/srv/kubernetes/known_tokens.csv" -%}
  {% set basic_auth_file = " --basic-auth-file=/srv/kubernetes/basic_auth.csv" -%}
  {% set authz_mode = " --authorization-mode=ABAC" -%}
  {% set abac_policy_file = " --authorization-policy-file=/srv/kubernetes/abac-authz-policy.jsonl" -%}
{% endif -%}

{% set webhook_authentication_config = "" -%}
{% set webhook_authn_config_mount = "" -%}
{% set webhook_authn_config_volume = "" -%}
{% if grains.webhook_authentication_config is defined -%}
  {% set webhook_authentication_config = " --authentication-token-webhook-config-file=" + grains.webhook_authentication_config -%}
  {% set webhook_authn_config_mount = "{\"name\": \"webhookauthnconfigmount\",\"mountPath\": \"" + grains.webhook_authentication_config + "\", \"readOnly\": false}," -%}
  {% set webhook_authn_config_volume = "{\"name\": \"webhookauthnconfigmount\",\"hostPath\": {\"path\": \"" + grains.webhook_authentication_config + "\"}}," -%}
{% endif -%}

{% set webhook_authorization_config = "" -%}
{% set webhook_config_mount = "" -%}
{% set webhook_config_volume = "" -%}
{% if grains.webhook_authorization_config is defined -%}
  {% set webhook_authorization_config = " --authorization-webhook-config-file=" + grains.webhook_authorization_config -%}
  {% set webhook_config_mount = "{\"name\": \"webhookconfigmount\",\"mountPath\": \"" + grains.webhook_authorization_config + "\", \"readOnly\": false}," -%}
  {% set webhook_config_volume = "{\"name\": \"webhookconfigmount\",\"hostPath\": {\"path\": \"" + grains.webhook_authorization_config + "\"}}," -%}
  {% set authz_mode = authz_mode + ",Webhook" -%}
{% endif -%}

{% set image_review_config = "" -%}
{% set admission_controller_config_mount = "" -%}
{% set admission_controller_config_volume = "" -%}
{% set image_policy_webhook_config_mount = "" -%}
{% set image_policy_webhook_config_volume = "" -%}
{% if grains.image_review_config is defined -%}
  {% set image_review_config = " --admission-control-config-file=" + grains.image_review_config -%}
  {% set admission_controller_config_mount = "{\"name\": \"admissioncontrollerconfigmount\",\"mountPath\": \"" + grains.image_review_config + "\", \"readOnly\": false}," -%}
  {% set admission_controller_config_volume = "{\"name\": \"admissioncontrollerconfigmount\",\"hostPath\": {\"path\": \"" + grains.image_review_config + "\"}}," -%}
  {% set image_policy_webhook_config_mount = "{\"name\": \"imagepolicywebhookconfigmount\",\"mountPath\": \"/etc/gcp_image_review.config\", \"readOnly\": false}," -%}
  {% set image_policy_webhook_config_volume = "{\"name\": \"imagepolicywebhookconfigmount\",\"hostPath\": {\"path\": \"/etc/gcp_image_review.config\"}}," -%}
{% endif -%}

{% set admission_control = "" -%}
{% if pillar['admission_control'] is defined -%}
 {% set admission_control = "--admission-control=" + pillar['admission_control'] -%}
{% endif -%}

{% set runtime_config = "" -%}
{% if grains.runtime_config is defined -%}
 {% set runtime_config = "--runtime-config=" + grains.runtime_config -%}
{% endif -%}

{% set feature_gates = "" -%}
{% if grains.feature_gates is defined -%}
 {% set feature_gates = "--feature-gates=" + grains.feature_gates -%}
{% endif -%}

{% set log_level = pillar['log_level'] -%}
{% if pillar['api_server_test_log_level'] is defined -%}
  {% set log_level = pillar['api_server_test_log_level'] -%}
{% endif -%}

{% set enable_garbage_collector = "" -%}
{% if pillar['enable_garbage_collector'] is defined -%}
  {% set enable_garbage_collector = "--enable-garbage-collector=" + pillar['enable_garbage_collector'] -%}
{% endif -%}

{% set params = address + " " + storage_backend + " " + etcd_servers + " " + etcd_servers_overrides + " " + cloud_provider + " " + cloud_config + " " + runtime_config + " " + feature_gates + " " + admission_control + " " + target_ram_mb + " " + service_cluster_ip_range + " " + client_ca_file + basic_auth_file + " " + min_request_timeout + " " + enable_garbage_collector -%}
{% set params = params + " " + cert_file + " " + key_file + " --secure-port=" + secure_port + token_auth_file + " " + bind_address + " " + log_level + " " + advertise_address  + " " + proxy_ssh_options + authz_mode + abac_policy_file + webhook_authentication_config + webhook_authorization_config + image_review_config -%}

# test_args has to be kept at the end, so they'll overwrite any prior configuration
{% if pillar['apiserver_test_args'] is defined -%}
  {% set params = params + " " + pillar['apiserver_test_args'] -%}
{% endif -%}

{
"apiVersion": "v1",
"kind": "Pod",
"metadata": {
  "name":"kube-apiserver",
  "namespace": "kube-system",
  "labels": {
    "tier": "control-plane",
    "component": "kube-apiserver"
  }
},
"spec":{
"hostNetwork": true,
"containers":[
    {
    "name": "kube-apiserver",
    "image": "{{pillar['kube_docker_registry']}}/kube-apiserver:{{pillar['kube-apiserver_docker_tag']}}",
    "resources": {
      "requests": {
        "cpu": "250m"
      }
    },
    "command": [
                 "/bin/sh",
                 "-c",
                 "/usr/local/bin/kube-apiserver {{params}} --allow-privileged={{pillar['allow_privileged']}} 1>>/var/log/kube-apiserver.log 2>&1"
               ],
    "livenessProbe": {
      "httpGet": {
        "host": "127.0.0.1",
        "port": 8080,
        "path": "/healthz"
      },
      "initialDelaySeconds": 15,
      "timeoutSeconds": 15
    },
    "ports":[
      { "name": "https",
        "containerPort": {{secure_port}},
        "hostPort": {{secure_port}}},{
       "name": "local",
        "containerPort": 8080,
        "hostPort": 8080}
        ],
    "volumeMounts": [
        {{cloud_config_mount}}
        {{additional_cloud_config_mount}}
        {{webhook_config_mount}}
        {{webhook_authn_config_mount}}
        {{admission_controller_config_mount}}
        {{image_policy_webhook_config_mount}}
        { "name": "srvkube",
        "mountPath": "{{srv_kube_path}}",
        "readOnly": true},
        { "name": "logfile",
        "mountPath": "/var/log/kube-apiserver.log",
        "readOnly": false},
        { "name": "etcssl",
        "mountPath": "/etc/ssl",
        "readOnly": true},
        { "name": "varssl",
        "mountPath": "/var/ssl",
        "readOnly": true},
        { "name": "etcopenssl",
        "mountPath": "/etc/openssl",
        "readOnly": true},
        { "name": "etcpki",
        "mountPath": "/etc/pki",
        "readOnly": true},
        { "name": "srvsshproxy",
        "mountPath": "{{srv_sshproxy_path}}",
        "readOnly": false}
      ]
    }
],
"volumes":[
  {{cloud_config_volume}}
  {{additional_cloud_config_volume}}
  {{webhook_config_volume}}
  {{webhook_authn_config_volume}}
  {{admission_controller_config_volume}}
  {{image_policy_webhook_config_volume}}
  { "name": "srvkube",
    "hostPath": {
        "path": "{{srv_kube_path}}"}
  },
  { "name": "logfile",
    "hostPath": {
        "path": "/var/log/kube-apiserver.log"}
  },
  { "name": "etcssl",
    "hostPath": {
        "path": "/etc/ssl"}
  },
  { "name": "varssl",
    "hostPath": {
        "path": "/var/ssl"}
  },
  { "name": "etcopenssl",
    "hostPath": {
        "path": "/etc/openssl"}
  },
  { "name": "etcpki",
    "hostPath": {
        "path": "/etc/pki"}
  },
  { "name": "srvsshproxy",
    "hostPath": {
        "path": "{{srv_sshproxy_path}}"}
  }
]
}}