kubespray/roles/kubernetes/node/templates/kubelet.env.v1beta1.j2

KUBE_LOG_LEVEL="--v={{ kube_log_level }}"
KUBELET_ADDRESS="--node-ip={{ kubelet_address }}"
{% if kube_override_hostname|default('') %}
KUBELET_HOSTNAME="--hostname-override={{ kube_override_hostname }}"
{% endif %}

{# Base kubelet args #}
{% set kubelet_args_base -%}
{# start kubeadm specific settings #}
--bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf \
--config={{ kube_config_dir }}/kubelet-config.yaml \
--kubeconfig={{ kube_config_dir }}/kubelet.conf \
{# end kubeadm specific settings #}
--runtime-cgroups={{ kubelet_runtime_cgroups }} \
{% endset %}

KUBELET_ARGS="{{ kubelet_args_base }} {{ kubelet_custom_flags | join(' ') }}"
{% if kubelet_flexvolumes_plugins_dir is defined %}
KUBELET_VOLUME_PLUGIN="--volume-plugin-dir={{ kubelet_flexvolumes_plugins_dir }}"
{% endif %}
{% if kube_network_plugin is defined and kube_network_plugin == "cloud" %}
KUBELET_NETWORK_PLUGIN="--hairpin-mode=promiscuous-bridge --network-plugin=kubenet"
{% endif %}
{% if cloud_provider == "external" %}
KUBELET_CLOUDPROVIDER="--cloud-provider={{ cloud_provider }}"
{% else %}
KUBELET_CLOUDPROVIDER=""
{% endif %}

PATH={{ bin_dir }}:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin