Added role for Heapster Deploymnet (with InfluxDB and Grafana)
Added a new role which deploys Heapster, InfluxDB and Grafana when a new Kargo Kubernetes Cluster is created.
This commit is contained in:
Vincent Schwarzer
parent
9b3aa3451e
commit
fad083eae2
9 changed files with 169 additions and 0 deletions
2
roles/kubernetes-apps/heapster/default/main.yml
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2
roles/kubernetes-apps/heapster/default/main.yml
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@ -0,0 +1,2 @@
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---
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heapster_namespace: kube-system
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23
roles/kubernetes-apps/heapster/tasks/main.yml
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roles/kubernetes-apps/heapster/tasks/main.yml
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---
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- name: Heapster | Lay Down Heaspter Templates
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template: src={{item.file}} dest={{kube_config_dir}}/{{item.file}}
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with_items:
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- {file: grafana-deployment.yaml, type: deployment, name: monitoring-grafana}
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- {file: grafana-service.yaml, type: svc, name: monitoring-grafana}
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- {file: heapster-deployment.yaml, type: deployment, name: heapster}
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- {file: heapster-service.yaml, type: svc, name: heapster}
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- {file: influxdb-deployment.yaml, type: deployment, name: monitoring-influxdb}
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- {file: influxdb-service.yaml, type: svc, name: monitoring-influxdb}
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register: manifests
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when: inventory_hostname == groups['kube-master'][0]
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- name: Heapster| Start Resources
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kube:
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name: "{{item.item.name}}"
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namespace: "{{heapster_namespace}}"
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kubectl: "{{bin_dir}}/kubectl"
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resource: "{{item.item.type}}"
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filename: "{{kube_config_dir}}/{{item.item.file}}"
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state: "{{item.changed | ternary('latest','present') }}"
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with_items: "{{ manifests.results }}"
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when: inventory_hostname == groups['kube-master'][0]
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apiVersion: extensions/v1beta1
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kind: Deployment
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metadata:
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name: monitoring-grafana
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namespace: kube-system
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spec:
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replicas: 1
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template:
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metadata:
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labels:
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task: monitoring
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k8s-app: grafana
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spec:
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containers:
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- name: grafana
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image: gcr.io/google_containers/heapster-grafana-amd64:v4.0.2
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ports:
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- containerPort: 3000
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protocol: TCP
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volumeMounts:
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- mountPath: /var
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name: grafana-storage
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env:
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- name: INFLUXDB_HOST
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value: monitoring-influxdb
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- name: GRAFANA_PORT
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value: "3000"
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# The following env variables are required to make Grafana accessible via
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# the kubernetes api-server proxy. On production clusters, we recommend
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# removing these env variables, setup auth for grafana, and expose the grafana
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# service using a LoadBalancer or a public IP.
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- name: GF_AUTH_BASIC_ENABLED
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value: "false"
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- name: GF_AUTH_ANONYMOUS_ENABLED
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value: "true"
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- name: GF_AUTH_ANONYMOUS_ORG_ROLE
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value: Admin
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- name: GF_SERVER_ROOT_URL
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# If you're only using the API Server proxy, set this value instead:
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# value: /api/v1/proxy/namespaces/kube-system/services/monitoring-grafana/
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value: /
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volumes:
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- name: grafana-storage
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emptyDir: {}
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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# For use as a Cluster add-on (https://github.com/kubernetes/kubernetes/tree/master/cluster/addons)
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# If you are NOT using this as an addon, you should comment out this line.
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kubernetes.io/cluster-service: 'true'
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kubernetes.io/name: monitoring-grafana
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name: monitoring-grafana
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namespace: kube-system
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spec:
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# In a production setup, we recommend accessing Grafana through an external Loadbalancer
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# or through a public IP.
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# type: LoadBalancer
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# You could also use NodePort to expose the service at a randomly-generated port
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# type: NodePort
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ports:
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- port: 80
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targetPort: 3000
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selector:
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k8s-app: grafana
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apiVersion: extensions/v1beta1
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kind: Deployment
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metadata:
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name: heapster
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namespace: kube-system
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spec:
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replicas: 1
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template:
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metadata:
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labels:
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task: monitoring
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k8s-app: heapster
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spec:
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containers:
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- name: heapster
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image: gcr.io/google_containers/heapster-amd64:v1.3.0-beta.1
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imagePullPolicy: IfNotPresent
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command:
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- /heapster
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- --source=kubernetes:https://kubernetes.default
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- --sink=influxdb:http://monitoring-influxdb:8086
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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task: monitoring
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# For use as a Cluster add-on (https://github.com/kubernetes/kubernetes/tree/master/cluster/addons)
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# If you are NOT using this as an addon, you should comment out this line.
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kubernetes.io/cluster-service: 'true'
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kubernetes.io/name: Heapster
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name: heapster
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namespace: kube-system
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spec:
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ports:
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- port: 80
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targetPort: 8082
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selector:
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k8s-app: heapster
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apiVersion: extensions/v1beta1
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kind: Deployment
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metadata:
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name: monitoring-influxdb
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namespace: kube-system
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spec:
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replicas: 1
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template:
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metadata:
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labels:
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task: monitoring
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k8s-app: influxdb
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spec:
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containers:
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- name: influxdb
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image: gcr.io/google_containers/heapster-influxdb-amd64:v1.1.1
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volumeMounts:
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- mountPath: /data
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name: influxdb-storage
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volumes:
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- name: influxdb-storage
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emptyDir: {}
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@ -0,0 +1,17 @@
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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task: monitoring
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# For use as a Cluster add-on (https://github.com/kubernetes/kubernetes/tree/master/cluster/addons)
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# If you are NOT using this as an addon, you should comment out this line.
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kubernetes.io/cluster-service: 'true'
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kubernetes.io/name: monitoring-influxdb
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name: monitoring-influxdb
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namespace: kube-system
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spec:
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ports:
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- port: 8086
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targetPort: 8086
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selector:
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k8s-app: influxdb
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@ -15,3 +15,5 @@ dependencies:
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- role: kubernetes-apps/helm
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when: helm_enabled
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tags: [ apps, helm ]
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- role: kubernetes-apps/heapster
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tags: [ apps, heapster ]
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