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Master节点部署:
apiVersion: v1 kind: Namespace metadata: name: elasticsearch --- apiVersion: apps/v1beta1 kind: Deployment metadata: name: es-master namespace: elasticsearch labels: component: elasticsearch role: master spec: replicas: 3 template: metadata: labels: component: elasticsearch role: master spec: affinity: podAntiAffinity: preferredDuringSchedulingIgnoredDuringExecution: - weight: 100 podAffinityTerm: labelSelector: matchExpressions: - key: role operator: In values: - master topologyKey: kubernetes.io/hostname initContainers: - name: init-sysctl image: busybox:1.27.2 command: - sysctl - -w - vm.max_map_count=262144 securityContext: privileged: true containers: - name: es-master image: quay.io/pires/docker-elasticsearch-kubernetes:6.2.4 env: - name: NAMESPACE valueFrom: fieldRef: fieldPath: metadata.namespace - name: NODE_NAME valueFrom: fieldRef: fieldPath: metadata.name - name: CLUSTER_NAME value: my-es - name: NUMBER_OF_MASTERS value: "2" - name: NODE_MASTER value: "true" - name: NODE_INGEST value: "false" - name: NODE_DATA value: "false" - name: HTTP_ENABLE value: "false" - name: ES_JAVA_OPTS value: -Xms256m -Xmx256m - name: PROCESSORS valueFrom: resourceFieldRef: resource: limits.cpu resources: limits: cpu: 2 ports: - containerPort: 9300 name: transport volumeMounts: - name: storage mountPath: /data volumes: - emptyDir: medium: "" name: "storage" --- apiVersion: v1 kind: Service metadata: name: elasticsearch-discovery namespace: elasticsearch labels: component: elasticsearch role: master spec: selector: component: elasticsearch role: master ports: - name: transport port: 9300 protocol: TCP clusterIP: None
root$ kubectl apply -f es-master.yml root$ kubectl -n elasticsearch get all NAME DESIRED CURRENT UP-TO-DATE AVAILABLE AGE deploy/es-master 3 3 3 3 32s NAME DESIRED CURRENT READY AGE rs/es-master-594b58b86c 3 3 3 31s NAME READY STATUS RESTARTS AGE po/es-master-594b58b86c-9jkj2 1/1 Running 0 31s po/es-master-594b58b86c-bj7g7 1/1 Running 0 31s po/es-master-594b58b86c-lfpps 1/1 Running 0 31s NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE svc/elasticsearch-discovery ClusterIP None <none> 9300/TCP 31s
root$ kubectl -n elasticsearch logs -f po/es-master-594b58b86c-9jkj2 | grep ClusterApplierService [2018-10-21T07:41:54,958][INFO ][o.e.c.s.ClusterApplierService] [es-master-594b58b86c-9jkj2] detected_master {es-master-594b58b86c-bj7g7}{1aFT97hQQ7yiaBc2CYShBA}{Q3QzlaG3QGazOwtUl7N75Q}{10.9.126.87}{10.9.126.87:9300}, added {{es-master-594b58b86c-lfpps}{wZQmXr5fSfWisCpOHBhaMg}{50jGPeKLSpO9RU_HhnVJCA}{10.9.124.81}{10.9.124.81:9300},{es-master-594b58b86c-bj7g7}{1aFT97hQQ7yiaBc2CYShBA}{Q3QzlaG3QGazOwtUl7N75Q}{10.9.126.87}{10.9.126.87:9300},}, reason: apply cluster state (from master [master {es-master-594b58b86c-bj7g7}{1aFT97hQQ7yiaBc2CYShBA}{Q3QzlaG3QGazOwtUl7N75Q}{10.9.126.87}{10.9.126.87:9300} committed version [3]])
apiVersion: v1 kind: Namespace metadata: name: elasticsearch --- apiVersion: storage.k8s.io/v1beta1 kind: StorageClass metadata: name: fast provisioner: kubernetes.io/gce-pd parameters: type: pd-ssd fsType: xfs allowVolumeExpansion: true --- apiVersion: apps/v1beta1 kind: StatefulSet metadata: name: es-data namespace: elasticsearch labels: component: elasticsearch role: data spec: serviceName: elasticsearch-data replicas: 3 template: metadata: labels: component: elasticsearch role: data spec: affinity: podAntiAffinity: preferredDuringSchedulingIgnoredDuringExecution: - weight: 100 podAffinityTerm: labelSelector: matchExpressions: - key: role operator: In values: - data topologyKey: kubernetes.io/hostname initContainers: - name: init-sysctl image: busybox:1.27.2 command: - sysctl - -w - vm.max_map_count=262144 securityContext: privileged: true containers: - name: es-data image: quay.io/pires/docker-elasticsearch-kubernetes:6.2.4 env: - name: NAMESPACE valueFrom: fieldRef: fieldPath: metadata.namespace - name: NODE_NAME valueFrom: fieldRef: fieldPath: metadata.name - name: CLUSTER_NAME value: my-es - name: NODE_MASTER value: "false" - name: NODE_INGEST value: "false" - name: HTTP_ENABLE value: "false" - name: ES_JAVA_OPTS value: -Xms256m -Xmx256m - name: PROCESSORS valueFrom: resourceFieldRef: resource: limits.cpu resources: limits: cpu: 2 ports: - containerPort: 9300 name: transport volumeMounts: - name: storage mountPath: /data volumeClaimTemplates: - metadata: name: storage annotations: volume.beta.kubernetes.io/storage-class: "fast" spec: accessModes: [ "ReadWriteOnce" ] storageClassName: fast resources: requests: storage: 10Gi --- apiVersion: v1 kind: Service metadata: name: elasticsearch-data namespace: elasticsearch labels: component: elasticsearch role: data spec: ports: - port: 9300 name: transport clusterIP: None selector: component: elasticsearch role: data
... parameters: type: pd-ssd fsType: xfs allowVolumeExpansion: true ...
apiVersion: v1 kind: Namespace metadata: name: elasticsearch --- apiVersion: apps/v1beta1 kind: Deployment metadata: name: es-client namespace: elasticsearch labels: component: elasticsearch role: client spec: replicas: 2 template: metadata: labels: component: elasticsearch role: client spec: affinity: podAntiAffinity: preferredDuringSchedulingIgnoredDuringExecution: - weight: 100 podAffinityTerm: labelSelector: matchExpressions: - key: role operator: In values: - client topologyKey: kubernetes.io/hostname initContainers: - name: init-sysctl image: busybox:1.27.2 command: - sysctl - -w - vm.max_map_count=262144 securityContext: privileged: true containers: - name: es-client image: quay.io/pires/docker-elasticsearch-kubernetes:6.2.4 env: - name: NAMESPACE valueFrom: fieldRef: fieldPath: metadata.namespace - name: NODE_NAME valueFrom: fieldRef: fieldPath: metadata.name - name: CLUSTER_NAME value: my-es - name: NODE_MASTER value: "false" - name: NODE_DATA value: "false" - name: HTTP_ENABLE value: "true" - name: ES_JAVA_OPTS value: -Xms256m -Xmx256m - name: NETWORK_HOST value: _site_,_lo_ - name: PROCESSORS valueFrom: resourceFieldRef: resource: limits.cpu resources: limits: cpu: 1 ports: - containerPort: 9200 name: http - containerPort: 9300 name: transport volumeMounts: - name: storage mountPath: /data volumes: - emptyDir: medium: "" name: storage --- apiVersion: v1 kind: Service metadata: name: elasticsearch namespace: elasticsearch annotations: cloud.google.com/load-balancer-type: Internal labels: component: elasticsearch role: client spec: selector: component: elasticsearch role: client ports: - name: http port: 9200 type: LoadBalancer
cloud.google.com/load-balancer-type:Internal
可确保这一点。root$ kubectl apply -f es-data.yml root$ kubectl -n elasticsearch get pods -l role=data NAME READY STATUS RESTARTS AGE es-data-0 1/1 Running 0 48s es-data-1 1/1 Running 0 28s -------------------------------------------------------------------- root$ kubectl apply -f es-client.yml root$ kubectl -n elasticsearch get pods -l role=client NAME READY STATUS RESTARTS AGE es-client-69b84b46d8-kr7j4 1/1 Running 0 47s es-client-69b84b46d8-v5pj2 1/1 Running 0 47s -------------------------------------------------------------------- root$ kubectl -n elasticsearch get all NAME DESIRED CURRENT UP-TO-DATE AVAILABLE AGE deploy/es-client 2 2 2 2 1m deploy/es-master 3 3 3 3 9m NAME DESIRED CURRENT READY AGE rs/es-client-69b84b46d8 2 2 2 1m rs/es-master-594b58b86c 3 3 3 9m NAME DESIRED CURRENT AGE statefulsets/es-data 2 2 3m NAME READY STATUS RESTARTS AGE po/es-client-69b84b46d8-kr7j4 1/1 Running 0 1m po/es-client-69b84b46d8-v5pj2 1/1 Running 0 1m po/es-data-0 1/1 Running 0 3m po/es-data-1 1/1 Running 0 3m po/es-master-594b58b86c-9jkj2 1/1 Running 0 9m po/es-master-594b58b86c-bj7g7 1/1 Running 0 9m po/es-master-594b58b86c-lfpps 1/1 Running 0 9m NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE svc/elasticsearch LoadBalancer 10.9.121.160 10.9.120.8 9200:32310/TCP 1m svc/elasticsearch-data ClusterIP None <none> 9300/TCP 3m svc/elasticsearch-discovery ClusterIP None <none> 9300/TCP 9m --------------------------------------------------------------------
root$ kubectl run my-shell --rm -i --tty --image ubuntu -- bash root@my-shell-68974bb7f7-pj9x6:/# curl http://elasticsearch.elasticsearch:9200/_cluster/health?pretty { "cluster_name" : "my-es", "status" : "green", "timed_out" : false, "number_of_nodes" : 7, "number_of_data_nodes" : 2, "active_primary_shards" : 0, "active_shards" : 0, "relocating_shards" : 0, "initializing_shards" : 0, "unassigned_shards" : 0, "delayed_unassigned_shards" : 0, "number_of_pending_tasks" : 0, "number_of_in_flight_fetch" : 0, "task_max_waiting_in_queue_millis" : 0, "active_shards_percent_as_number" : 100.0 }
root$ curl http://10.9.120.8:9200/_cluster/health?pretty { "cluster_name" : "my-es", "status" : "green", "timed_out" : false, "number_of_nodes" : 7, "number_of_data_nodes" : 2, "active_primary_shards" : 0, "active_shards" : 0, "relocating_shards" : 0, "initializing_shards" : 0, "unassigned_shards" : 0, "delayed_unassigned_shards" : 0, "number_of_pending_tasks" : 0, "number_of_in_flight_fetch" : 0, "task_max_waiting_in_queue_millis" : 0, "active_shards_percent_as_number" : 100.0 }
root$ kubectl -n elasticsearch get pods -o wide NAME READY STATUS RESTARTS AGE IP NODE es-client-69b84b46d8-kr7j4 1/1 Running 0 10m 10.8.14.52 gke-cluster1-pool1-d2ef2b34-t6h9 es-client-69b84b46d8-v5pj2 1/1 Running 0 10m 10.8.15.53 gke-cluster1-pool1-42b4fbc4-cncn es-data-0 1/1 Running 0 12m 10.8.16.58 gke-cluster1-pool1-4cfd808c-kpx1 es-data-1 1/1 Running 0 12m 10.8.15.52 gke-cluster1-pool1-42b4fbc4-cncn es-master-594b58b86c-9jkj2 1/1 Running 0 18m 10.8.15.51 gke-cluster1-pool1-42b4fbc4-cncn es-master-594b58b86c-bj7g7 1/1 Running 0 18m 10.8.16.57 gke-cluster1-pool1-4cfd808c-kpx1 es-master-594b58b86c-lfpps 1/1 Running 0 18m 10.8.14.51 gke-cluster1-pool1-d2ef2b34-t6h9
apiVersion: autoscaling/v1 kind: HorizontalPodAutoscaler metadata: name: es-client namespace: elasticsearch spec: maxReplicas: 5 minReplicas: 2 scaleTargetRef: apiVersion: extensions/v1beta1 kind: Deployment name: es-client targetCPUUtilizationPercentage: 80
apiVersion: v1 kind: Namespace metadata: name: elasticsearch --- apiVersion: apps/v1beta1 kind: Deployment metadata: name: es-kibana namespace: elasticsearch labels: component: elasticsearch role: kibana spec: replicas: 1 template: metadata: labels: component: elasticsearch role: kibana spec: containers: - name: es-kibana image: docker.elastic.co/kibana/kibana-oss:6.2.2 env: - name: CLUSTER_NAME value: my-es - name: ELASTICSEARCH_URL value: http://elasticsearch:9200 resources: limits: cpu: 0.5 ports: - containerPort: 5601 name: http --- apiVersion: v1 kind: Service metadata: name: kibana annotations: cloud.google.com/load-balancer-type: "Internal" namespace: elasticsearch labels: component: elasticsearch role: kibana spec: selector: component: elasticsearch role: kibana ports: - name: http port: 80 targetPort: 5601 protocol: TCP type: LoadBalancer
apiVersion: v1 kind: Namespace metadata: name: elasticsearch --- apiVersion: apps/v1beta1 kind: Deployment metadata: name: es-hq namespace: elasticsearch labels: component: elasticsearch role: hq spec: replicas: 1 template: metadata: labels: component: elasticsearch role: hq spec: containers: - name: es-hq image: elastichq/elasticsearch-hq:release-v3.4.0 env: - name: HQ_DEFAULT_URL value: http://elasticsearch:9200 resources: limits: cpu: 0.5 ports: - containerPort: 5000 name: http --- apiVersion: v1 kind: Service metadata: name: hq annotations: cloud.google.com/load-balancer-type: "Internal" namespace: elasticsearch labels: component: elasticsearch role: hq spec: selector: component: elasticsearch role: hq ports: - name: http port: 80 targetPort: 5000 protocol: TCP type: LoadBalancer
root$ kubectl -n elasticsearch get svc -l role=kibana NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE kibana LoadBalancer 10.9.121.246 10.9.120.10 80:31400/TCP 1m root$ kubectl -n elasticsearch get svc -l role=hq NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE hq LoadBalancer 10.9.121.150 10.9.120.9 80:31499/TCP 1m
http://<External-Ip-Kibana-Service>/app/kibana#/home?_g=()
http://<External-Ip-ES-Hq-Service>/#!/clusters/my-es
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