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安装说明

系统版本为 Centos7.9
内核版本为 6.3.5-1.el7
K8S版本为 v1.26.14
ES官网

开始安装

本次安装使用官方ECK方式部署 EFK，部署的是当前的最新版本。

在 Kubernetes 集群中部署 ECK

安装自定义资源

如果能打开这个网址的话直接用这个命令安装,打不开的话可能需要挂梯子。

kubectl create -f https://download.elastic.co/downloads/eck/2.13.0/crds.yaml

安装operator 和 RBAC 规则

kubectl apply -f https://download.elastic.co/downloads/eck/2.13.0/operator.yaml

安装好以后查看

[root@master01 ~]# kubectl get po -n elastic-system
NAME                 READY   STATUS    RESTARTS   AGE
elastic-operator-0   1/1     Running   0          2d18h

安装ES集群

apiVersion: elasticsearch.k8s.elastic.co/v1
kind: Elasticsearch
metadata:name: quickstartnamespace: elastic-system
spec:version: 8.14.1nodeSets:- name: masterscount: 1config:node.roles: ["master"]xpack.ml.enabled: truepodTemplate:spec:initContainers:- name: sysctlsecurityContext:privileged: truerunAsUser: 0command: ['sh', '-c', 'sysctl -w vm.max_map_count=262144']volumeClaimTemplates:- metadata:name: elasticsearch-dataspec:storageClassName: rook-ceph-rbdaccessModes:- ReadWriteOnceresources:requests:storage: 50Gi- name: datacount: 1config:node.roles: ["data", "ingest", "ml", "transform"]podTemplate:spec:initContainers:- name: sysctlsecurityContext:privileged: truerunAsUser: 0command: ['sh', '-c', 'sysctl -w vm.max_map_count=262144']volumeClaimTemplates:- metadata:name: elasticsearch-dataspec:storageClassName: rook-ceph-rbdaccessModes:- ReadWriteOnceresources:requests:storage: 50Gi

保存好以后开始创建，更多详细的设置可以在官网查看。

[root@master01 ~]# kubectl get po,svc -n elastic-system
NAME                                 READY   STATUS    RESTARTS   AGE
pod/elastic-operator-0               1/1     Running   0          3d18h
pod/quickstart-es-data-0             1/1     Running   0          18h
pod/quickstart-es-masters-0          1/1     Running   0          18hNAME                                  TYPE        CLUSTER-IP       EXTERNAL-IP   PORT(S)    AGE
service/elastic-webhook-server        ClusterIP   10.103.148.79    <none>        443/TCP    3d18h
service/quickstart-es-data            ClusterIP   None             <none>        9200/TCP   18h
service/quickstart-es-http            ClusterIP   10.110.193.147   <none>        9200/TCP   18h
service/quickstart-es-internal-http   ClusterIP   10.103.26.226    <none>        9200/TCP   18h
service/quickstart-es-masters         ClusterIP   None             <none>        9200/TCP   18h
service/quickstart-es-transport       ClusterIP   None             <none>        9300/TCP   18h

安装好以后测试ES运行是否正常

## 打开两个终端测试或者后台运行一个命令。
kubectl port-forward -n elastic-system services/quickstart-es-http 9200## 获取密码
PASSWORD=$(kubectl get secret -n elastic-system quickstart-es-elastic-user -o go-template='{{.data.elastic | base64decode}}')## 访问一下测试
curl -u "elastic:$PASSWORD" -k "https://localhost:9200"

{"name" : "quickstart-es-masters-0","cluster_name" : "quickstart","cluster_uuid" : "BDraWsuUQS6z83H0L-cYHA","version" : {"number" : "8.14.1","build_flavor" : "default","build_type" : "docker","build_hash" : "93a57a1a76f556d8aee6a90d1a95b06187501310","build_date" : "2024-06-10T23:35:17.114581191Z","build_snapshot" : false,"lucene_version" : "9.10.0","minimum_wire_compatibility_version" : "7.17.0","minimum_index_compatibility_version" : "7.0.0"},"tagline" : "You Know, for Search"
}

安装 Filebeat

apiVersion: beat.k8s.elastic.co/v1beta1
kind: Beat
metadata:name: quickstartnamespace: elastic-system
spec:type: filebeatversion: 8.14.1elasticsearchRef:name: quickstartnamespace: elastic-systemconfig:filebeat.inputs:- type: containerpaths:- /var/log/containers/*.logdaemonSet:podTemplate:spec:dnsPolicy: ClusterFirstWithHostNethostNetwork: truesecurityContext:runAsUser: 0containers:- name: filebeatvolumeMounts:- name: varlogcontainersmountPath: /var/log/containers- name: varlogpodsmountPath: /var/log/pods- name: varlibdockercontainersmountPath: /var/lib/containerdvolumes:- name: varlogcontainershostPath:path: /var/log/containers- name: varlogpodshostPath:path: /var/log/pods- name: varlibdockercontainershostPath:path: /var/lib/containerd

部署成功以后查看

[root@master01 ~]# kubectl get po -n elastic-system
NAME                             READY   STATUS    RESTARTS   AGE
elastic-operator-0               1/1     Running   0          3d23h
quickstart-beat-filebeat-bwr7n   1/1     Running   0          9m9s
quickstart-beat-filebeat-ccw7b   1/1     Running   0          33m
quickstart-beat-filebeat-pwsmg   1/1     Running   0          33m
quickstart-es-data-0             1/1     Running   0          24h
quickstart-es-masters-0          1/1     Running   0          24h
quickstart-kb-7b59b957c5-qxgss   1/1     Running   0          22h

测试

PASSWORD=$(kubectl get secret -n elastic-system quickstart-es-elastic-user -o go-template='{{.data.elastic | base64decode}}')
curl -u "elastic:$PASSWORD" -k "https://localhost:9200/filebeat-*/_search"

安装 kibana

apiVersion: kibana.k8s.elastic.co/v1
kind: Kibana
metadata:name: quickstartnamespace: elastic-system
spec:version: 8.14.1count: 1elasticsearchRef:name: quickstartnamespace: elastic-systemhttp:tls:selfSignedCertificate:disabled: truepodTemplate:spec:containers:- name: kibanaenv:- name: NODE_OPTIONSvalue: "--max-old-space-size=2048"resources:requests:memory: 1Gicpu: 0.5limits:memory: 2.5Gicpu: 2

部署成功后查看

根据svc 创建ingress方式的服务暴露

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:name: kibana-ingressnamespace: elastic-system
spec:ingressClassName: nginxrules:- host: kibana.exp.cnhttp:paths:- backend:service:name: quickstart-kb-httpport:name: httppath: /pathType: Prefixtls:- hosts:- kibana.exp.cnsecretName: kibana.exp.cn

创建Ingress

[root@master01 ~]# kubectl get ing -n elastic-system
NAME             CLASS   HOSTS                 ADDRESS          PORTS     AGE
kibana-ingress   nginx   kibana.exp.cn   10.102.233.134   80, 443   17h

获取账号密码，账号是：elastic

## 获取密码
kubectl get secret -n elastic-system quickstart-es-elastic-user -o=jsonpath='{.data.elastic}' | base64 --decode; echo

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