77 lines
4.3 KiB
Plaintext
77 lines
4.3 KiB
Plaintext
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# logging to stderr means we get it in the systemd journal
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KUBE_LOGGING="--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={{ ip | default("0.0.0.0") }}"
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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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# You may leave this blank to use the actual hostname
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{% if kube_override_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 %}--pod-manifest-path={{ kube_manifest_dir }} \
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--pod-infra-container-image={{ pod_infra_image_repo }}:{{ pod_infra_image_tag }} \
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--kube-reserved cpu={{ kubelet_cpu_limit }},memory={{ kubelet_memory_limit|regex_replace('Mi', 'M') }} \
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--node-status-update-frequency={{ kubelet_status_update_frequency }} \
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{% if kube_version | version_compare('v1.6', '>=') %}
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{# flag got removed with 1.7.0 #}
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{% if kube_version | version_compare('v1.7', '<') %}
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--enable-cri={{ kubelet_enable_cri }} \
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{% endif %}
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--cgroups-per-qos={{ kubelet_cgroups_per_qos }} \
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--enforce-node-allocatable={{ kubelet_enforce_node_allocatable }} {% endif %}{% endset %}
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{# DNS settings for kubelet #}
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{% if dns_mode == 'kubedns' %}
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{% set kubelet_args_cluster_dns %}--cluster-dns={{ skydns_server }}{% endset %}
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{% elif dns_mode == 'dnsmasq_kubedns' %}
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{% set kubelet_args_cluster_dns %}--cluster-dns={{ 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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{% set kubelet_args_dns %}{{ kubelet_args_cluster_dns }} --cluster-domain={{ dns_domain }} --resolv-conf={{ kube_resolv_conf }}{% endset %}
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{# Location of the apiserver #}
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{% set kubelet_args_kubeconfig %}--kubeconfig={{ kube_config_dir}}/node-kubeconfig.yaml --require-kubeconfig{% endset %}
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{% if standalone_kubelet|bool %}
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{# We are on a master-only host. Make the master unschedulable in this case. #}
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{% if kube_version | version_compare('v1.6', '>=') %}
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{# Set taints on the master so that it's unschedulable by default. Use node-role.kubernetes.io/master taint like kubeadm. #}
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{% set kubelet_args_kubeconfig %}{{ kubelet_args_kubeconfig }} --register-with-taints=node-role.kubernetes.io/master=:NoSchedule{% endset %}
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{% else %}
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{# --register-with-taints was added in 1.6 so just register unschedulable if Kubernetes < 1.6 #}
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{% set kubelet_args_kubeconfig %}{{ kubelet_args_kubeconfig }} --register-schedulable=false{% endset %}
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{% endif %}
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{% endif %}
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{# Kubelet node labels #}
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{% if inventory_hostname in groups['kube-master'] %}
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{% set node_labels %}--node-labels=node-role.kubernetes.io/master=true{% endset %}
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{% if not standalone_kubelet|bool %}
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{% set node_labels %}{{ node_labels }},node-role.kubernetes.io/node=true{% endset %}
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{% endif %}
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{% else %}
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{% set node_labels %}--node-labels=node-role.kubernetes.io/node=true{% endset %}
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{% endif %}
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KUBELET_ARGS="{{ kubelet_args_base }} {{ kubelet_args_dns }} {{ kubelet_args_kubeconfig }} {{ node_labels }} {% 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 %}"
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{% if kube_network_plugin is defined and kube_network_plugin in ["calico", "canal", "flannel", "weave"] %}
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KUBELET_NETWORK_PLUGIN="--network-plugin=cni --network-plugin-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 == "weave" %}
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DOCKER_SOCKET="--docker-endpoint=unix:/var/run/weave/weave.sock"
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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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# 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"] %}
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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 == "aws" %}
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KUBELET_CLOUDPROVIDER="--cloud-provider={{ cloud_provider }}"
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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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