kube-ui [2] is deprecated and not actively maintained since long time. Instead kubernetes dashboard [1] has lot of features and is actively managed. With this patch kube-ui is removed and kubernetes dashboard is added and enabled in k8s cluster by default. The kubernetes dashboard is enabled by default. To disable it, set the label 'kube_dashboard_enabled' to False Reference: [1] https://github.com/kubernetes/dashboard [2] https://github.com/kubernetes/kube-ui Change-Id: I8864c097a3da6a602e0f25d3ff8ade788aa134a9 Implements: blueprint add-kube-dashboardchanges/46/441046/12
parent
a3817530b6
commit
44d102a65e
@ -0,0 +1,149 @@
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#!/bin/sh
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# this service is required because docker will start only after cloud init was finished
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# due to the service dependencies in Fedora Atomic (docker <- docker-storage-setup <- cloud-final)
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. /etc/sysconfig/heat-params
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if [ "$(echo $KUBE_DASHBOARD_ENABLED | tr '[:upper:]' '[:lower:]')" == "false" ]; then
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exit 0
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fi
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if [ -n "${INSECURE_REGISTRY_URL}" ]; then
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KUBE_DASH_IMAGE="${INSECURE_REGISTRY_URL}/google_containers/kubernetes-dashboard-amd64:${KUBE_DASHBOARD_VERSION}"
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else
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KUBE_DASH_IMAGE="gcr.io/google_containers/kubernetes-dashboard-amd64:${KUBE_DASHBOARD_VERSION}"
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fi
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KUBE_DASH_DEPLOY=/srv/kubernetes/manifests/kube-dash-deploy.yaml
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[ -f ${KUBE_DASH_DEPLOY} ] || {
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echo "Writing File: $KUBE_DASH_DEPLOY"
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mkdir -p $(dirname ${KUBE_DASH_DEPLOY})
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cat << EOF > ${KUBE_DASH_DEPLOY}
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kind: Deployment
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apiVersion: extensions/v1beta1
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metadata:
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labels:
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app: kubernetes-dashboard
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name: kubernetes-dashboard
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namespace: kube-system
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spec:
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replicas: 1
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revisionHistoryLimit: 10
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selector:
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matchLabels:
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app: kubernetes-dashboard
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template:
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metadata:
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labels:
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app: kubernetes-dashboard
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# Comment the following annotation if Dashboard must not be deployed on master
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annotations:
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scheduler.alpha.kubernetes.io/tolerations: |
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[
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{
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"key": "dedicated",
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"operator": "Equal",
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"value": "master",
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"effect": "NoSchedule"
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}
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]
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spec:
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containers:
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- name: kubernetes-dashboard
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image: ${KUBE_DASH_IMAGE}
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imagePullPolicy: Always
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ports:
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- containerPort: 9090
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protocol: TCP
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args:
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livenessProbe:
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httpGet:
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path: /
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port: 9090
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initialDelaySeconds: 30
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timeoutSeconds: 30
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EOF
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}
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KUBE_DASH_SVC=/srv/kubernetes/manifests/kube-dash-svc.yaml
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[ -f ${KUBE_DASH_SVC} ] || {
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echo "Writing File: $KUBE_DASH_SVC"
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mkdir -p $(dirname ${KUBE_DASH_SVC})
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cat << EOF > ${KUBE_DASH_SVC}
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kind: Service
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apiVersion: v1
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metadata:
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labels:
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app: kubernetes-dashboard
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name: kubernetes-dashboard
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namespace: kube-system
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spec:
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type: NodePort
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ports:
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- port: 80
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targetPort: 9090
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selector:
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app: kubernetes-dashboard
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EOF
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}
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KUBE_DASH_BIN=/usr/local/bin/kube-dash
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[ -f ${KUBE_DASH_BIN} ] || {
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echo "Writing File: $KUBE_DASH_BIN"
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mkdir -p $(dirname ${KUBE_DASH_BIN})
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cat << EOF > ${KUBE_DASH_BIN}
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#!/bin/sh
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until curl -sf "http://127.0.0.1:8080/healthz"
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do
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echo "Waiting for Kubernetes API..."
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sleep 5
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done
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#echo check for existence of kubernetes-dashboard deployment
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/usr/bin/kubectl get deployment kube-dashboard --namespace=kube-system
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if [ "\$?" != "0" ]; then
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/usr/bin/kubectl create -f /srv/kubernetes/manifests/kube-dash-deploy.yaml --namespace=kube-system
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fi
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#echo check for existence of kubernetes-dashboard service
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/usr/bin/kubectl get service kubernetes-dashboard --namespace=kube-system
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if [ "\$?" != "0" ]; then
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/usr/bin/kubectl create -f /srv/kubernetes/manifests/kube-dash-svc.yaml --namespace=kube-system
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fi
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EOF
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}
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KUBE_DASH_SERVICE=/etc/systemd/system/kube-dash.service
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[ -f ${KUBE_DASH_SERVICE} ] || {
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echo "Writing File: $KUBE_DASH_SERVICE"
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mkdir -p $(dirname ${KUBE_DASH_SERVICE})
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cat << EOF > ${KUBE_DASH_SERVICE}
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[Unit]
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After=kube-system-namespace.service
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Requires=kubelet.service
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Wants=kube-system-namespace.service
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[Service]
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Type=oneshot
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Environment=HOME=/root
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EnvironmentFile=-/etc/kubernetes/config
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ExecStart=${KUBE_DASH_BIN}
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[Install]
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WantedBy=multi-user.target
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EOF
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}
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chown root:root ${KUBE_DASH_BIN}
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chmod 0755 ${KUBE_DASH_BIN}
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chown root:root ${KUBE_DASH_SERVICE}
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chmod 0644 ${KUBE_DASH_SERVICE}
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systemctl enable kube-dash
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systemctl start --no-block kube-dash
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@ -1,133 +0,0 @@
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#!/bin/sh
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# this service is required because docker will start only after cloud init was finished
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# due to the service dependencies in Fedora Atomic (docker <- docker-storage-setup <- cloud-final)
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. /etc/sysconfig/heat-params
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if [ -n "${INSECURE_REGISTRY_URL}" ]; then
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KUBEUI_IMAGE="${INSECURE_REGISTRY_URL}/google_containers/kube-ui:v4"
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else
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KUBEUI_IMAGE="gcr.io/google_containers/kube-ui:v4"
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fi
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KUBE_UI_RC=/srv/kubernetes/manifests/kube-ui-rc.yaml
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[ -f ${KUBE_UI_RC} ] || {
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echo "Writing File: $KUBE_UI_RC"
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mkdir -p $(dirname ${KUBE_UI_RC})
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cat << EOF > ${KUBE_UI_RC}
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apiVersion: v1
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kind: ReplicationController
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metadata:
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name: kube-ui-v4
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namespace: kube-system
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labels:
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k8s-app: kube-ui
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version: v4
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kubernetes.io/cluster-service: "true"
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spec:
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replicas: 1
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selector:
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k8s-app: kube-ui
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version: v4
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template:
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metadata:
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labels:
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k8s-app: kube-ui
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version: v4
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kubernetes.io/cluster-service: "true"
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spec:
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containers:
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- name: kube-ui
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image: ${KUBEUI_IMAGE}
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resources:
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limits:
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cpu: 100m
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memory: 50Mi
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ports:
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- containerPort: 8080
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EOF
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}
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KUBE_UI_SVC=/srv/kubernetes/manifests/kube-ui-svc.yaml
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[ -f ${KUBE_UI_SVC} ] || {
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echo "Writing File: $KUBE_UI_SVC"
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mkdir -p $(dirname ${KUBE_UI_SVC})
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cat << EOF > ${KUBE_UI_SVC}
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apiVersion: v1
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kind: Service
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metadata:
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name: kube-ui
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namespace: kube-system
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labels:
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k8s-app: kube-ui
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kubernetes.io/cluster-service: "true"
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kubernetes.io/name: "KubeUI"
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spec:
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selector:
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k8s-app: kube-ui
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ports:
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- port: 80
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targetPort: 8080
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EOF
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}
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KUBE_UI_BIN=/usr/local/bin/kube-ui
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[ -f ${KUBE_UI_BIN} ] || {
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echo "Writing File: $KUBE_UI_BIN"
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mkdir -p $(dirname ${KUBE_UI_BIN})
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cat << EOF > ${KUBE_UI_BIN}
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#!/bin/sh
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until curl -sf "http://127.0.0.1:8080/healthz"
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do
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echo "Waiting for Kubernetes API..."
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sleep 5
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done
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#echo check for existence of kube-ui-v4 replication controller
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/usr/bin/kubectl get rc kube-ui-v4 --namespace=kube-system
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if [ "\$?" != "0" ]; then
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/usr/bin/kubectl create -f /srv/kubernetes/manifests/kube-ui-rc.yaml --namespace=kube-system
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fi
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#echo check for existence of kube-ui service
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/usr/bin/kubectl get service kube-ui --namespace=kube-system
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if [ "\$?" != "0" ]; then
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/usr/bin/kubectl create -f /srv/kubernetes/manifests/kube-ui-svc.yaml --namespace=kube-system
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fi
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EOF
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}
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KUBE_UI_SERVICE=/etc/systemd/system/kube-ui.service
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[ -f ${KUBE_UI_SERVICE} ] || {
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echo "Writing File: $KUBE_UI_SERVICE"
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mkdir -p $(dirname ${KUBE_UI_SERVICE})
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cat << EOF > ${KUBE_UI_SERVICE}
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[Unit]
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After=kube-system-namespace.service
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Requires=kubelet.service
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Wants=kube-system-namespace.service
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[Service]
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Type=oneshot
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Environment=HOME=/root
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EnvironmentFile=-/etc/kubernetes/config
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ExecStart=${KUBE_UI_BIN}
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[Install]
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WantedBy=multi-user.target
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EOF
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}
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chown root:root ${KUBE_UI_BIN}
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chmod 0755 ${KUBE_UI_BIN}
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chown root:root ${KUBE_UI_SERVICE}
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chmod 0644 ${KUBE_UI_SERVICE}
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systemctl enable kube-ui
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systemctl start --no-block kube-ui
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Loading…
Reference in new issue