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‎apps/elasticsearch/elasticsearch.yaml

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---
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apiVersion: storage.k8s.io/v1
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kind: StorageClass
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metadata:
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name: example-kubernetes-app-es-storage
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provisioner: kubernetes.io/no-provisioner
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volumeBindingMode: WaitForFirstConsumer
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---
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apiVersion: v1
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kind: PersistentVolume
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metadata:
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name: example-kubernetes-app-es-pv
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spec:
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capacity:
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storage: 2Gi
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volumeMode: Filesystem # Filesystem（文件系统） Block（块）
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accessModes:
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- ReadWriteOnce # 卷可以被一个节点以读写方式挂载
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persistentVolumeReclaimPolicy: Delete
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storageClassName: example-kubernetes-app-es-storage
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local:
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path: /Users/toquery/data/es-data
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nodeAffinity:
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required:
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# 通过 hostname 限定在某个节点创建存储卷
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nodeSelectorTerms:
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- matchExpressions:
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- key: kubernetes.io/hostname
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operator: In
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values:
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- docker-desktop
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---
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apiVersion: v1
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kind: PersistentVolumeClaim
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metadata:
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name: example-kubernetes-app-es-pvc
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spec:
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accessModes:
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- ReadWriteOnce
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storageClassName: example-kubernetes-app-es-storage
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resources:
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requests:
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storage: 2Gi
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---
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: example-kubernetes-app-es
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data:
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elasticsearch.yml: |
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cluster.name: "${NAMESPACE}"
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node.name: "${POD_NAME}"
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network.host: 0.0.0.0
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discovery.seed_hosts: "example-kubernetes-app-es"
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cluster.initial_master_nodes: "example-kubernetes-app-es-0,example-kubernetes-app-es-1,example-kubernetes-app-es-2"
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---
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# Elasticsearch deployment itself
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apiVersion: apps/v1
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kind: StatefulSet
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metadata:
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name: example-kubernetes-app-es
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labels:
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app: example-kubernetes-app-es
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kubernetes.io/cluster-service: "true"
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addonmanager.kubernetes.io/mode: Reconcile
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spec:
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serviceName: example-kubernetes-app-es
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replicas: 3
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selector:
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matchLabels:
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app: example-kubernetes-app-es
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template:
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metadata:
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labels:
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app: example-kubernetes-app-es
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kubernetes.io/cluster-service: "true"
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spec:
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serviceAccountName: example-kubernetes-app-es
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containers:
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- image: elasticsearch:7.16.3
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name: example-kubernetes-app-es
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resources:
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limits:
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cpu: '1'
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memory: 1Gi
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requests:
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cpu: '1'
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memory: 1Gi
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ports:
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- containerPort: 9200
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name: db
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protocol: TCP
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- containerPort: 9300
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name: transport
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protocol: TCP
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volumeMounts:
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- name: example-kubernetes-app-es-data
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mountPath: /data
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- name: example-kubernetes-app-es-config
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mountPath: /usr/share/elasticsearch/config/elasticsearch.yml
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subPath: elasticsearch.yml
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env:
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- name: NAMESPACE
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valueFrom:
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fieldRef:
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fieldPath: metadata.namespace
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- name: POD_NAME
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valueFrom:
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fieldRef:
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fieldPath: metadata.name
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volumes:
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- name: example-kubernetes-app-es-data
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persistentVolumeClaim:
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claimName: example-kubernetes-app-es-pvc
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# Elasticsearch requires vm.max_map_count to be at least 262144.
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# If your OS already sets up this number to a higher value, feel free
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# to remove this init container.
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initContainers:
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- image: alpine:3.6
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command: ["/sbin/sysctl", "-w", "vm.max_map_count=262144"]
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name: example-kubernetes-app-es-init
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securityContext:
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privileged: true
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: example-kubernetes-app-es
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labels:
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app: example-kubernetes-app-es
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kubernetes.io/cluster-service: "true"
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addonmanager.kubernetes.io/mode: Reconcile
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kubernetes.io/name: "Elasticsearch"
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spec:
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type: ClusterIP
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clusterIP: None # headless
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ports:
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- port: 9200
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protocol: TCP
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name: db
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targetPort: db
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- name: in
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port: 9300
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protocol: TCP
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selector:
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app: example-kubernetes-app-es

‎apps/grafana/grafana.yaml

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---
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apiVersion: storage.k8s.io/v1
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kind: StorageClass
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metadata:
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name: example-kubernetes-app-grafana-storage
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provisioner: kubernetes.io/no-provisioner
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volumeBindingMode: WaitForFirstConsumer
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---
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apiVersion: v1
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kind: PersistentVolume
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metadata:
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name: example-kubernetes-app-grafana-pv
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spec:
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capacity:
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storage: 2Gi
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volumeMode: Filesystem # Filesystem（文件系统） Block（块）
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accessModes:
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- ReadWriteOnce # 卷可以被一个节点以读写方式挂载
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persistentVolumeReclaimPolicy: Delete
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storageClassName: example-kubernetes-app-grafana-storage
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local:
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path: /Users/toquery/data/grafana-data
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nodeAffinity:
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required:
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# 通过 hostname 限定在某个节点创建存储卷
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nodeSelectorTerms:
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- matchExpressions:
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- key: kubernetes.io/hostname
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operator: In
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values:
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- docker-desktop
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---
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apiVersion: v1
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kind: PersistentVolumeClaim
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metadata:
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name: grafana-pvc
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spec:
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accessModes:
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- ReadWriteOnce
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storageClassName: example-kubernetes-app-grafana-storage
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resources:
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requests:
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storage: 1Gi
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---
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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app: grafana
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name: grafana
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spec:
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selector:
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matchLabels:
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app: grafana
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template:
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metadata:
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labels:
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app: grafana
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spec:
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securityContext:
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fsGroup: 472
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supplementalGroups:
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- 0
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containers:
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- name: grafana
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image: grafana/grafana:8.3.3
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imagePullPolicy: IfNotPresent
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ports:
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- containerPort: 3000
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name: http-grafana
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protocol: TCP
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# readinessProbe:
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# failureThreshold: 3
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# httpGet:
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# path: /robots.txt
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# port: 3000
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# scheme: HTTP
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# initialDelaySeconds: 10
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# periodSeconds: 30
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# successThreshold: 1
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# timeoutSeconds: 2
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# livenessProbe:
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# failureThreshold: 3
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# initialDelaySeconds: 30
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# periodSeconds: 10
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# successThreshold: 1
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# tcpSocket:
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# port: 3000
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# timeoutSeconds: 1
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resources:
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requests:
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cpu: 250m
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memory: 750Mi
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volumeMounts:
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- mountPath: /var/lib/grafana
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name: grafana-pv
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volumes:
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- name: grafana-pv
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persistentVolumeClaim:
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claimName: grafana-pvc
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: grafana
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spec:
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ports:
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- port: 3000
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protocol: TCP
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targetPort: http-grafana
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selector:
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app: grafana
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sessionAffinity: None
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type: NodePort

‎Ingress/apple.yaml renamed to ‎apps/ingress/apple.yaml

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apiVersion: v1
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metadata:
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name: apple-app
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namespace: example-kubernetes
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labels:
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app: apple
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spec:
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apiVersion: v1
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metadata:
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name: apple-service
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namespace: example-kubernetes
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spec:
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selector:
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app: apple

‎Ingress/banana.yaml renamed to ‎apps/ingress/banana.yaml

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apiVersion: v1
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metadata:
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name: banana-app
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namespace: example-kubernetes
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labels:
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app: banana
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spec:
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apiVersion: v1
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metadata:
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name: banana-service
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namespace: example-kubernetes
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spec:
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selector:
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app: banana

‎Ingress/ingress.yaml renamed to ‎apps/ingress/ingress.yaml

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kind: Ingress
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metadata:
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name: example-ingress
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annotations:
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kubernetes.io/ingress.class: "nginx" # 控制器使用nginx
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namespace: example-kubernetes
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# annotations:
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# kubernetes.io/ingress.class: "kong" # 控制器使用nginx
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spec:
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ingressClassName: nginx
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rules:
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- host: ingress.local
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- host: ingress.example-kubernetes.com
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http:
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paths:
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- path: /apple

‎apps/kong/0.1-kong-ingress.yaml

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apiVersion: networking.k8s.io/v1
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kind: Ingress
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metadata:
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namespace: kong
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name: kong
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annotations:
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kubernetes.io/ingress.class: "nginx"
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spec:
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rules:
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- host: kong.localhost
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http:
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paths:
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- path: /
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pathType: Prefix
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backend:
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service:
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name: ingress-kong
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port:
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number: 8000
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