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node.yaml
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node.yaml
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#cloud-config
coreos:
units:
- name: kubernetes-install-rkt.service
command: start
content: |
[Unit]
Description=Fetch rkt
Documentation=http://github.com/coreos/rkt
Requires=network-online.target
After=network-online.target
[Service]
Type=oneshot
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/mkdir -p /opt/rkt
ExecStartPre=/usr/bin/wget \
-O /opt/rkt/rkt-v${RKT_VERSION}.tar.gz \
https://github.com/coreos/rkt/releases/download/v${RKT_VERSION}/rkt-v${RKT_VERSION}.tar.gz
ExecStart=/usr/bin/tar xzvf /opt/rkt/rkt-v${RKT_VERSION}.tar.gz -C /opt --overwrite
- name: hostname-override.service
command: start
content: |
[Unit]
Description=Kubelet Hostname Override
Requires=network-online.target
After=network-online.target
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/kube-env
ExecStart=/run/setup-hostname-override.sh
- name: kubernetes-install-minion.service
command: start
content: |
[Unit]
Description=Install Kubernetes Server
Requires=network-online.target
After=network-online.target
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/mkdir -p /opt/kubernetes/pkg
ExecStartPre=/usr/bin/curl --location --create-dirs --output /opt/kubernetes/pkg/kubernetes-server-linux-amd64.tar.gz ${SERVER_BINARY_TAR_URL}
ExecStart=/usr/bin/tar xf /opt/kubernetes/pkg/kubernetes-server-linux-amd64.tar.gz -C /opt --overwrite
- name: kubelet.service
command: start
content: |
[Unit]
Description=Run Kubelet service
Requires=kubernetes-install-minion.service
After=kubernetes-install-minion.service
Requires=hostname-override.service
After=hostname-override.service
[Service]
EnvironmentFile=/etc/kube-env
EnvironmentFile=/etc/hostname-override
ExecStartPre=/usr/bin/mkdir -p /etc/kubernetes/manifests
ExecStartPre=/run/setup-auth.sh
ExecStart=/opt/kubernetes/server/bin/kubelet \
--api-servers=https://${MASTER_IP} \
--config=/etc/kubernetes/manifests \
--allow-privileged=False \
--v=2 \
--cluster-dns=10.0.0.10 \
--cluster-domain=${DNS_DOMAIN} \
--logtostderr=true \
--hostname-override=${HOSTNAME_OVERRIDE} \
--container-runtime=${KUBERNETES_CONTAINER_RUNTIME}
Restart=always
RestartSec=10
KillMode=process
- name: kube-proxy.service
command: start
content: |
[Unit]
Description=Start Kube-proxy service as Daemon
Requires=kubernetes-install-minion.service
After=kubernetes-install-minion.service
Requires=kubernetes-install-rkt.service
After=kubernetes-install-rkt.service
[Service]
EnvironmentFile=/etc/kube-env
ExecStartPre=/run/config-kube-proxy.sh
ExecStart=/opt/kubernetes/server/bin/kube-proxy \
--master=https://${MASTER_IP} \
--kubeconfig=/var/lib/kube-proxy/kubeconfig \
--v=2 \
--logtostderr=true \
--hostname-override=${HOSTNAME_OVERRIDE}
Restart=always
RestartSec=10
- name: rkt-metadata.socket
command: start
content: |
[Unit]
Description=rkt metadata service socket
PartOf=rkt-metadata.service
Requires=kubernetes-install-rkt.service
After=kubernetes-install-rkt.service
[Socket]
ListenStream=/run/rkt/metadata-svc.sock
SocketMode=0660
SocketUser=root
SocketGroup=root
RemoveOnStop=true
- name: rkt-metadata.service
command: start
content: |
[Unit]
Description=rkt metadata service
Documentation=http://github.com/coreos/rkt
Requires=rkt-metadata.socket
After=network.target rkt-metadata.socket
Requires=kubernetes-install-rkt.service
After=kubernetes-install-rkt.service
[Service]
EnvironmentFile=/etc/kube-env
ExecStart=/opt/rkt-${RKT_VERSION}/rkt metadata-service
write_files:
- path: /run/setup-hostname-override.sh
permissions: "0755"
content: |
#!/bin/bash
set -x
source /etc/kube-env
if [[ -z "${HOSTNAME_OVERRIDE}" ]]; then
HOSTNAME_OVERRIDE=`curl --silent http://169.254.169.254/2007-01-19/meta-data/local-hostname`
fi
if [[ -z "${HOSTNAME_OVERRIDE}" ]]; then
HOSTNAME_OVERRIDE=`hostname -f`
fi
echo "HOSTNAME_OVERRIDE=${HOSTNAME_OVERRIDE}" > /etc/hostname-override
- path: /run/setup-auth.sh
permissions: "0755"
content: |
#!/bin/bash -e
set -x
source /etc/kube-env
/usr/bin/mkdir -p /var/lib/kubelet
printf '{"BearerToken": "%s", "Insecure": true }' ${KUBE_BEARER_TOKEN} > /var/lib/kubelet/kubernetes_auth
- path: /run/config-kube-proxy.sh
permissions: "0755"
content: |
#!/bin/bash -e
set -x
source /etc/kube-env
/usr/bin/mkdir -p /var/lib/kube-proxy
cat > /var/lib/kube-proxy/kubeconfig << EOF
apiVersion: v1
kind: Config
users:
- name: kube-proxy
user:
token: $KUBE_PROXY_TOKEN
clusters:
- name: local
cluster:
insecure-skip-tls-verify: true
contexts:
- context:
cluster: local
user: kube-proxy
name: service-account-context
current-context: service-account-context
EOF
- path: /etc/kube-env
permissions: 0644
owner: root
content: |