116 lines
5.6 KiB
Django/Jinja
116 lines
5.6 KiB
Django/Jinja
[Unit]
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Description=Kubernetes Kubelet Server
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Documentation=https://github.com/GoogleCloudPlatform/kubernetes
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Wants=network.target
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[Service]
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User=root
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Restart=on-failure
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RestartSec=10s
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TimeoutStartSec=0
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LimitNOFILE=40000
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ExecStartPre=-/usr/bin/rkt rm --uuid-file=/var/run/kubelet.uuid
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ExecStartPre=-/bin/mkdir -p /var/lib/kubelet
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ExecStartPre=-/bin/mkdir -p {{ kubelet_flexvolumes_plugins_dir }}
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EnvironmentFile={{kube_config_dir}}/kubelet.env
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# stage1-fly mounts /proc /sys /dev so no need to duplicate the mounts
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ExecStart=/usr/bin/rkt run \
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{% if kubelet_load_modules == true %}
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--volume lib-modules,kind=host,source=/lib/modules \
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{% endif %}
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--volume os-release,kind=host,source=/etc/os-release,readOnly=true \
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--volume hosts,kind=host,source=/etc/hosts,readOnly=true \
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--volume dns,kind=host,source=/etc/resolv.conf \
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--volume etc-kubernetes,kind=host,source={{ kube_config_dir }},readOnly=false \
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--volume etc-ssl-certs,kind=host,source=/etc/ssl/certs,readOnly=true \
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--volume etcd-ssl,kind=host,source={{ etcd_config_dir }},readOnly=true \
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--volume run,kind=host,source=/run,readOnly=false \
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{% for dir in ssl_ca_dirs -%}
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--volume {{ dir | regex_replace('^/(.*)$', '\\1' ) | regex_replace('/', '-') }},kind=host,source={{ dir }},readOnly=true \
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{% endfor -%}
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--volume var-lib-docker,kind=host,source={{ docker_daemon_graph }},readOnly=false \
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--volume var-lib-kubelet,kind=host,source=/var/lib/kubelet,readOnly=false,recursive=true \
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--volume var-log,kind=host,source=/var/log \
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{% if kube_network_plugin in ["calico", "weave", "canal", "flannel", "contiv", "cilium"] %}
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--volume etc-cni,kind=host,source=/etc/cni,readOnly=true \
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--volume opt-cni,kind=host,source=/opt/cni,readOnly=true \
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--volume var-lib-cni,kind=host,source=/var/lib/cni,readOnly=false \
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{% endif %}
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{% if kube_network_plugin in ["calico", "canal"] %}
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--volume var-lib-calico,kind=host,source=/var/lib/calico,readOnly=false \
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{% endif %}
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{# we can run into issues with double mounting /var/lib/kubelet #}
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{# surely there's a better way to do this #}
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{% if '/var/lib/kubelet' not in kubelet_flexvolumes_plugins_dir %}
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--volume flexvolumes,kind=host,source={{ kubelet_flexvolumes_plugins_dir }},readOnly=false \
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{% endif -%}
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{% if local_volume_provisioner_enabled %}
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--volume local-volume-provisioner-base-dir,kind=host,source={{ local_volume_provisioner_base_dir }},readOnly=false \
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{# Not pretty, but needed to avoid double mount #}
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{% if local_volume_provisioner_base_dir not in local_volume_provisioner_mount_dir and local_volume_provisioner_mount_dir not in local_volume_provisioner_base_dir %}
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--volume local-volume-provisioner-mount-dir,kind=host,source={{ local_volume_provisioner_mount_dir }},readOnly=false \
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{% endif %}
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{% endif %}
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{% if kubelet_load_modules == true %}
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--mount volume=lib-modules,target=/lib/modules \
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{% endif %}
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--mount volume=etc-cni,target=/etc/cni \
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--mount volume=opt-cni,target=/opt/cni \
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--mount volume=var-lib-cni,target=/var/lib/cni \
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{% if kube_network_plugin in ["calico", "canal"] %}
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--mount volume=var-lib-calico,target=/var/lib/calico \
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{% endif %}
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--mount volume=os-release,target=/etc/os-release \
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--mount volume=dns,target=/etc/resolv.conf \
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--mount volume=etc-kubernetes,target={{ kube_config_dir }} \
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--mount volume=etc-ssl-certs,target=/etc/ssl/certs \
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--mount volume=etcd-ssl,target={{ etcd_config_dir }} \
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--mount volume=run,target=/run \
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{% for dir in ssl_ca_dirs -%}
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--mount volume={{ dir | regex_replace('^/(.*)$', '\\1' ) | regex_replace('/', '-') }},target={{ dir }} \
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{% endfor -%}
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--mount volume=var-lib-docker,target=/var/lib/docker \
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--mount volume=var-lib-kubelet,target=/var/lib/kubelet \
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--mount volume=var-log,target=/var/log \
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--mount volume=hosts,target=/etc/hosts \
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{# we can run into issues with double mounting /var/lib/kubelet #}
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{# surely there's a better way to do this #}
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{% if '/var/lib/kubelet' not in kubelet_flexvolumes_plugins_dir %}
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--mount volume=flexvolumes,target={{ kubelet_flexvolumes_plugins_dir }} \
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{% endif -%}
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{% if local_volume_provisioner_enabled %}
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--mount volume=local-volume-provisioner-base-dir,target={{ local_volume_provisioner_base_dir }} \
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{# Not pretty, but needed to avoid double mount #}
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{% if local_volume_provisioner_base_dir not in local_volume_provisioner_mount_dir and local_volume_provisioner_mount_dir not in local_volume_provisioner_base_dir %}
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--mount volume=local-volume-provisioner-mount-dir,target={{ local_volume_provisioner_mount_dir }} \
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{% endif %}
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--stage1-from-dir=stage1-fly.aci \
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{% if kube_hyperkube_image_repo == "docker" %}
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--insecure-options=image \
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docker://{{ hyperkube_image_repo }}:{{ hyperkube_image_tag }} \
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{% else %}
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{{ hyperkube_image_repo }}:{{ hyperkube_image_tag }} \
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{% endif %}
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--uuid-file-save=/var/run/kubelet.uuid \
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--debug --exec=/kubelet -- \
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$KUBE_LOGTOSTDERR \
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$KUBE_LOG_LEVEL \
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$KUBELET_API_SERVER \
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$KUBELET_ADDRESS \
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$KUBELET_PORT \
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$KUBELET_HOSTNAME \
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$KUBE_ALLOW_PRIV \
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$KUBELET_ARGS \
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$DOCKER_SOCKET \
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$KUBELET_REGISTER_NODE \
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$KUBELET_NETWORK_PLUGIN \
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$KUBELET_VOLUME_PLUGIN \
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$KUBELET_CLOUDPROVIDER
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ExecStop=-/usr/bin/rkt stop --uuid-file=/var/run/kubelet.uuid
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[Install]
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WantedBy=multi-user.target
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