Merge "Fix prometheus installation script"
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commit
c11c40a04d
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@ -447,111 +447,115 @@ if [ "$(echo $PROMETHEUS_MONITORING | tr '[:upper:]' '[:lower:]')" = "true" ]; t
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# Write the binary for enable-monitoring
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KUBE_MON_BIN_CONTENT='''#!/bin/sh
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until [ "ok" = "$(curl --silent 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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until [ "ok" = "$(curl --silent http://127.0.0.1:8080/healthz)" ]
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do
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echo "Waiting for Kubernetes API..."
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sleep 5
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done
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# Check if prometheus-monitoring namespace exist already before creating the namespace
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kubectl get namespace prometheus-monitoring
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if [ "$?" != "0" ] && \
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[ -f "'''${PROMETHEUS_MON_BASE_DIR}'''/prometheusNamespace.yaml" ]; then
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kubectl create -f '''${PROMETHEUS_MON_BASE_DIR}'''/prometheusNamespace.yaml
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# Check if prometheus-monitoring namespace exist already before creating the namespace
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kubectl get namespace prometheus-monitoring
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if [ "$?" != "0" ] && \
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[ -f "'''${PROMETHEUS_MON_BASE_DIR}'''/prometheusNamespace.yaml" ]; then
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kubectl apply -f '''${PROMETHEUS_MON_BASE_DIR}'''/prometheusNamespace.yaml
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fi
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# Check if all resources exist already before creating them
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# Check if configmap Prometheus exists
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kubectl get configmap prometheus -n prometheus-monitoring
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if [ "$?" != "0" ] && \
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[ -f "'''${PROMETHEUS_MON_BASE_DIR}'''/prometheusConfigMap.yaml" ]; then
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kubectl apply -f '''${PROMETHEUS_MON_BASE_DIR}'''/prometheusConfigMap.yaml
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fi
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# Check if deployment and service Prometheus exist
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kubectl get service prometheus -n prometheus-monitoring | kubectl get deployment prometheus -n prometheus-monitoring
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if [ "${PIPESTATUS[0]}" != "0" ] && [ "${PIPESTATUS[1]}" != "0" ] && \
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[ -f "'''${PROMETHEUS_MON_BASE_DIR}'''/prometheusService.yaml" ]; then
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kubectl apply -f '''${PROMETHEUS_MON_BASE_DIR}'''/prometheusService.yaml
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fi
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# Check if node exporter daemonset exist
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kubectl get daemonset node-exporter -n prometheus-monitoring
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if [ "$?" != "0" ] && \
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[ -f "'''${PROMETHEUS_MON_BASE_DIR}'''/nodeExporter.yaml" ]; then
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kubectl apply -f '''${PROMETHEUS_MON_BASE_DIR}'''/nodeExporter.yaml
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fi
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# Check if configmap graf-dash exists
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kubectl get configmap graf-dash -n prometheus-monitoring
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if [ "$?" != "0" ] && \
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[ -f '''$GRAFANA_DEF_DASHBOARD_FILE''' ]; then
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kubectl create configmap graf-dash --from-file='''$GRAFANA_DEF_DASHBOARD_FILE''' -n prometheus-monitoring
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fi
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# Check if deployment and service Grafana exist
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kubectl get service grafana -n prometheus-monitoring | kubectl get deployment grafana -n prometheus-monitoring
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if [ "${PIPESTATUS[0]}" != "0" ] && [ "${PIPESTATUS[1]}" != "0" ] && \
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[ -f "'''${PROMETHEUS_MON_BASE_DIR}'''/grafanaService.yaml" ]; then
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kubectl apply -f '''${PROMETHEUS_MON_BASE_DIR}'''/grafanaService.yaml
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fi
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# Wait for Grafana pod and then inject data source
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while true
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do
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echo "Waiting for Grafana pod to be up and Running"
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if [ "$(kubectl get po -n prometheus-monitoring -l name=grafana -o jsonpath={..phase})" = "Running" ]; then
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break
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fi
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sleep 2
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done
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# Which node is running Grafana
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NODE_IP=`kubectl get po -n prometheus-monitoring -o jsonpath={.items[0].status.hostIP} -l name=grafana`
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PROM_SERVICE_IP=`kubectl get svc prometheus --namespace prometheus-monitoring -o jsonpath={..clusterIP}`
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GRAFANA_SERVICE_IP=`kubectl get svc grafana --namespace prometheus-monitoring -o jsonpath={..clusterIP}`
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# The Grafana pod might be running but the app might still be initiating
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echo "Check if Grafana is ready..."
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curl -sS --user admin:$ADMIN_PASSWD -X GET http://$GRAFANA_SERVICE_IP:3000/api/datasources/1
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until [ $? -eq 0 ]
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do
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sleep 2
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curl -sS --user admin:$ADMIN_PASSWD -X GET http://$GRAFANA_SERVICE_IP:3000/api/datasources/1
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done
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# Inject Prometheus datasource into Grafana
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while true
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do
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INJECT=`curl -sS --user admin:$ADMIN_PASSWD -X POST \
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-H "Content-Type: application/json;charset=UTF-8" \
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--data-binary '''"'"'''{"name":"k8sPrometheus","isDefault":true,
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"type":"prometheus","url":"http://'''"'"'''$PROM_SERVICE_IP'''"'"''':9090","access":"proxy"}'''"'"'''\
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"http://$GRAFANA_SERVICE_IP:3000/api/datasources/"`
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if [[ "$INJECT" = *"Datasource added"* ]]; then
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echo "Prometheus datasource injected into Grafana"
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break
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elif [[ "$INJECT" = *"Data source with same name already exists"* ]]; then
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echo "Prometheus datasource already injected into Grafana"
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break
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fi
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# Check if all resources exist already before creating them
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# Check if configmap Prometheus exists
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kubectl get configmap prometheus -n prometheus-monitoring
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if [ "$?" != "0" ] && \
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[ -f "'''${PROMETHEUS_MON_BASE_DIR}'''/prometheusConfigMap.yaml" ]; then
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kubectl create -f '''${PROMETHEUS_MON_BASE_DIR}'''/prometheusConfigMap.yaml
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fi
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# Check if deployment and service Prometheus exist
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kubectl get service prometheus -n prometheus-monitoring | kubectl get deployment prometheus -n prometheus-monitoring
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if [ "${PIPESTATUS[0]}" != "0" ] && [ "${PIPESTATUS[1]}" != "0" ] && \
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[ -f "'''${PROMETHEUS_MON_BASE_DIR}'''/prometheusService.yaml" ]; then
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kubectl create -f '''${PROMETHEUS_MON_BASE_DIR}'''/prometheusService.yaml
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fi
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# Check if node exporter daemonset exist
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kubectl get daemonset node-exporter -n prometheus-monitoring
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if [ "$?" != "0" ] && \
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[ -f "'''${PROMETHEUS_MON_BASE_DIR}'''/nodeExporter.yaml" ]; then
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kubectl create -f '''${PROMETHEUS_MON_BASE_DIR}'''/nodeExporter.yaml
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fi
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# Check if configmap graf-dash exists
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kubectl get configmap graf-dash -n prometheus-monitoring
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if [ "$?" != "0" ] && \
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[ -f '''$GRAFANA_DEF_DASHBOARD_FILE''' ]; then
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kubectl create configmap graf-dash --from-file='''$GRAFANA_DEF_DASHBOARD_FILE''' -n prometheus-monitoring
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fi
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# Check if deployment and service Grafana exist
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kubectl get service grafana -n prometheus-monitoring | kubectl get deployment grafana -n prometheus-monitoring
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if [ "${PIPESTATUS[0]}" != "0" ] && [ "${PIPESTATUS[1]}" != "0" ] && \
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[ -f "'''${PROMETHEUS_MON_BASE_DIR}'''/grafanaService.yaml" ]; then
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kubectl create -f '''${PROMETHEUS_MON_BASE_DIR}'''/grafanaService.yaml
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fi
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# Wait for Grafana pod and then inject data source
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while true
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do
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echo "Waiting for Grafana pod to be up and Running"
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if [ "$(kubectl get po -n prometheus-monitoring -l name=grafana -o jsonpath={..phase})" = "Running" ]; then
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break
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fi
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sleep 2
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done
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# Which node is running Grafana
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NODE_IP=`kubectl get po -n prometheus-monitoring -o jsonpath={.items[0].status.hostIP} -l name=grafana`
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PROM_SERVICE_IP=`kubectl get svc prometheus --namespace prometheus-monitoring -o jsonpath={..clusterIP}`
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GRAFANA_SERVICE_IP=`kubectl get svc grafana --namespace prometheus-monitoring -o jsonpath={..clusterIP}`
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# The Grafana pod might be running but the app might still be initiating
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echo "Check if Grafana is ready..."
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curl --user admin:$ADMIN_PASSWD -X GET http://$GRAFANA_SERVICE_IP:3000/api/datasources/1
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until [ $? -eq 0 ]
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do
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sleep 2
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curl --user admin:$ADMIN_PASSWD -X GET http://$GRAFANA_SERVICE_IP:3000/api/datasources/1
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done
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# Inject Prometheus datasource into Grafana
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while true
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do
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INJECT=`curl --user admin:$ADMIN_PASSWD -X POST \
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-H "Content-Type: application/json;charset=UTF-8" \
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--data-binary '''"'"'''{"name":"k8sPrometheus","isDefault":true,
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"type":"prometheus","url":"http://'''"'"'''$PROM_SERVICE_IP'''"'"''':9090","access":"proxy"}'''"'"'''\
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"http://$GRAFANA_SERVICE_IP:3000/api/datasources/"`
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if [[ "$INJECT" = *"Datasource added"* ]]; then
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echo "Prometheus datasource injected into Grafana"
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break
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fi
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echo "Trying to inject Prometheus datasource into Grafana - "$INJECT
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done
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'''
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echo "Trying to inject Prometheus datasource into Grafana - "$INJECT
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done
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'''
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writeFile $KUBE_MON_BIN "$KUBE_MON_BIN_CONTENT"
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# Write the monitoring service
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KUBE_MON_SERVICE_CONTENT='''[Unit]
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Description=Enable Prometheus monitoring stack
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Description=Enable Prometheus monitoring stack
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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='''${KUBE_MON_BIN}'''
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[Service]
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Type=oneshot
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Environment=HOME=/root
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EnvironmentFile=-/etc/kubernetes/config
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ExecStart='''${KUBE_MON_BIN}'''
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[Install]
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WantedBy=multi-user.target
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'''
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[Install]
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WantedBy=multi-user.target
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'''
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writeFile $KUBE_MON_SERVICE "$KUBE_MON_SERVICE_CONTENT"
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chown root:root ${KUBE_MON_BIN}
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