05dc2b3a09
* Use K8s 1.14 and add kubeadm experimental control plane mode
This reverts commit d39c273d96.
* Cleanup kubeadm setup run on first master
* pin kubeadm_certificate_key in test
* Remove kubelet autolabel of kube-node, add symlink for pki dir
Change-Id: Id5e74dd667c60675dbfe4193b0bc9fb44380e1ca
129 lines
6.5 KiB
Django/Jinja
129 lines
6.5 KiB
Django/Jinja
### Upstream source https://github.com/kubernetes/release/blob/master/debian/xenial/kubeadm/channel/stable/etc/systemd/system/kubelet.service.d/
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### All upstream values should be present in this file
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# logging to stderr means we get it in the systemd journal
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KUBE_LOGTOSTDERR="--logtostderr=true"
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KUBE_LOG_LEVEL="--v={{ kube_log_level }}"
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# The address for the info server to serve on (set to 0.0.0.0 or "" for all interfaces)
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KUBELET_ADDRESS="--address={{ kubelet_bind_address }} --node-ip={{ kubelet_address }}"
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# The port for the info server to serve on
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# KUBELET_PORT="--port=10250"
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{% if kube_override_hostname|default('') %}
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# You may leave this blank to use the actual hostname
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KUBELET_HOSTNAME="--hostname-override={{ kube_override_hostname }}"
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{% endif %}
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{# Base kubelet args #}
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{% set kubelet_args_base -%}
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{# start kubeadm specific settings #}
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--bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf \
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--kubeconfig={{ kube_config_dir }}/kubelet.conf \
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{% if kube_version is version('v1.8', '<') %}
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--require-kubeconfig \
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{% endif %}
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{% if kubelet_authentication_token_webhook %}
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--authentication-token-webhook \
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{% endif %}
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{% if kubelet_authorization_mode_webhook %}
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--authorization-mode=Webhook \
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{% endif %}
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--enforce-node-allocatable={{ kubelet_enforce_node_allocatable }} \
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--client-ca-file={{ kube_cert_dir }}/ca.crt \
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{% if kubelet_rotate_certificates %}
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--rotate-certificates \
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{% endif %}
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--pod-manifest-path={{ kube_manifest_dir }} \
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{% if kube_version is version('v1.12.0', '<') %}
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--cadvisor-port={{ kube_cadvisor_port }} \
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{% endif %}
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{# end kubeadm specific settings #}
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--pod-infra-container-image={{ pod_infra_image_repo }}:{{ pod_infra_image_tag }} \
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--node-status-update-frequency={{ kubelet_status_update_frequency }} \
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--cgroup-driver={{ kubelet_cgroup_driver|default(kubelet_cgroup_driver_detected) }} \
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--max-pods={{ kubelet_max_pods }} \
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{% if container_manager == 'docker' and kube_version is version('v1.12.0', '<') %}
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--docker-disable-shared-pid={{ kubelet_disable_shared_pid }} \
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{% endif %}
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{% if container_manager == 'crio' %}
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--container-runtime=remote \
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--container-runtime-endpoint=/var/run/crio/crio.sock \
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{% endif %}
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--anonymous-auth=false \
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--read-only-port={{ kube_read_only_port }} \
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{% if kube_version is version('v1.8', '<') %}
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--experimental-fail-swap-on={{ kubelet_fail_swap_on|default(true)}} \
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{% else %}
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--fail-swap-on={{ kubelet_fail_swap_on|default(true)}} \
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{% endif %}
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{% if dynamic_kubelet_configuration %}
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--dynamic-config-dir={{ dynamic_kubelet_configuration_dir }} \
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{% endif %}
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--runtime-cgroups={{ kubelet_runtime_cgroups }} --kubelet-cgroups={{ kubelet_kubelet_cgroups }} \
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{% endset %}
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{# Node reserved CPU/memory #}
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{% if is_kube_master|bool %}
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{% set kube_reserved %}--kube-reserved cpu={{ kube_master_cpu_reserved }},memory={{ kube_master_memory_reserved|regex_replace('Mi', 'M') }}{% endset %}
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{% else %}
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{% set kube_reserved %}--kube-reserved cpu={{ kube_cpu_reserved }},memory={{ kube_memory_reserved|regex_replace('Mi', 'M') }}{% endset %}
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{% endif %}
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{# DNS settings for kubelet #}
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{% if dns_mode == 'coredns' %}
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{% set kubelet_args_cluster_dns %}--cluster-dns={{ skydns_server }}{% endset %}
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{% elif dns_mode == 'coredns_dual' %}
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{% set kubelet_args_cluster_dns %}--cluster-dns={{ skydns_server }},{{ skydns_server_secondary }}{% endset %}
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{% elif dns_mode == 'manual' %}
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{% set kubelet_args_cluster_dns %}--cluster-dns={{ manual_dns_server }}{% endset %}
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{% else %}
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{% set kubelet_args_cluster_dns %}{% endset %}
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{% endif %}
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{% if enable_nodelocaldns %}
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{% set kubelet_args_cluster_dns %}--cluster-dns={{ nodelocaldns_ip }}{% endset %}
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{% endif %}
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{% set kubelet_args_dns %}{{ kubelet_args_cluster_dns }} --cluster-domain={{ dns_domain }} --resolv-conf={{ kube_resolv_conf }}{% endset %}
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{# Kubelet node labels #}
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{% set role_node_labels = [] %}
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{% if nvidia_gpu_nodes is defined and nvidia_accelerator_enabled|bool %}
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{% if inventory_hostname in nvidia_gpu_nodes %}
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{% set dummy = role_node_labels.append('nvidia.com/gpu=true') %}
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{% endif %}
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{% endif %}
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{% set inventory_node_labels = [] %}
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{% if node_labels is defined and node_labels is mapping %}
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{% for labelname, labelvalue in node_labels.items() %}
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{% set dummy = inventory_node_labels.append('%s=%s'|format(labelname, labelvalue)) %}
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{% endfor %}
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{% endif %}
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{% set all_node_labels = role_node_labels + inventory_node_labels %}
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{# Kubelet node taints for gpu #}
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{% if nvidia_gpu_nodes is defined and nvidia_accelerator_enabled|bool %}
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{% if inventory_hostname in nvidia_gpu_nodes and node_taints is defined %}
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{% set dummy = node_taints.append('nvidia.com/gpu=:NoSchedule') %}
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{% elif inventory_hostname in nvidia_gpu_nodes and node_taints is not defined %}
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{% set node_taints = [] %}
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{% set dummy = node_taints.append('nvidia.com/gpu=:NoSchedule') %}
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{% endif %}
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{% endif %}
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KUBELET_ARGS="{{ kubelet_args_base }} {{ kubelet_args_dns }} {{ kube_reserved }} {% if node_taints|default([]) %}--register-with-taints={{ node_taints | join(',') }} {% endif %}--node-labels={{ all_node_labels | join(',') }} {% if kube_feature_gates %} --feature-gates={{ kube_feature_gates|join(',') }} {% endif %} {% if kubelet_custom_flags is string %} {{kubelet_custom_flags}} {% else %}{% for flag in kubelet_custom_flags %} {{flag}} {% endfor %}{% endif %}{% if inventory_hostname in groups['kube-node'] %}{% if kubelet_node_custom_flags is string %} {{kubelet_node_custom_flags}} {% else %}{% for flag in kubelet_node_custom_flags %} {{flag}} {% endfor %}{% endif %}{% endif %}"
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{% if kube_network_plugin is defined and kube_network_plugin in ["calico", "canal", "cni", "flannel", "weave", "contiv", "cilium", "kube-router"] %}
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KUBELET_NETWORK_PLUGIN="--network-plugin=cni --cni-conf-dir=/etc/cni/net.d --cni-bin-dir=/opt/cni/bin"
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{% elif kube_network_plugin is defined and kube_network_plugin == "cloud" %}
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KUBELET_NETWORK_PLUGIN="--hairpin-mode=promiscuous-bridge --network-plugin=kubenet"
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{% endif %}
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KUBELET_VOLUME_PLUGIN="--volume-plugin-dir={{ kubelet_flexvolumes_plugins_dir }}"
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# Should this cluster be allowed to run privileged docker containers
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KUBE_ALLOW_PRIV="--allow-privileged=true"
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{% if cloud_provider is defined and cloud_provider in ["openstack", "azure", "vsphere", "aws"] %}
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KUBELET_CLOUDPROVIDER="--cloud-provider={{ cloud_provider }} --cloud-config={{ kube_config_dir }}/cloud_config"
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{% elif cloud_provider is defined and cloud_provider in ["external"] %}
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KUBELET_CLOUDPROVIDER="--cloud-provider=external --cloud-config={{ kube_config_dir }}/cloud_config"
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{% else %}
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KUBELET_CLOUDPROVIDER=""
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{% endif %}
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PATH={{ bin_dir }}:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
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