部署环境 $ kubectl get node NAME STATUS ROLES AGE VERSION master01 Ready master 13d v1.14.0 master02 Ready master 13d v1.14.0 master03 Ready master 13d v1.14.0 node01 Ready <none> 13d v1.14.0 node02 Ready <none> 13d v1.14.0 node03 Ready <none> 13d v1.14.0
目录结构 # cd efk/ # tree . ├── es │ ├── es-statefulset.yaml │ ├── pvc.yaml │ ├── pv.yaml │ ├── rbac.yaml │ └── service.yaml ├── filebeate │ ├── config.yaml │ ├── daemonset.yaml │ ├── filebeat.tgz │ └── rbac.yaml └── kibana ├── deployment.yaml └── service.yaml
创建 elasticsearch # cd /root/efk/es
创建 es pv $ cat pv.yaml apiVersion: v1 kind: PersistentVolume metadata: name: "es-pv" labels: name: "es-pv" spec: capacity: storage: 3Gi accessModes: - ReadWriteOnce persistentVolumeReclaimPolicy: Recycle hostPath: path: /es #一定要是777 的权限,否则创建pod 的时候会报错 # 生成配置文件 kubectl create -f pv.yaml
创建es pvc $ cat pvc.yaml apiVersion: v1 kind: PersistentVolumeClaim metadata: name: "es-pvc" namespace: kube-system labels: name: "es-pvc" spec: accessModes: - ReadWriteOnce resources: requests: storage: 3Gi selector: matchLabels: name: es-pv # 生成配置文件 kubectl create -f pvc.yaml
创建 es rbac认证 $ cat rbac.yaml apiVersion: rbac.authorization.k8s.io/v1 kind: ClusterRole metadata: name: elasticsearch-logging labels: k8s-app: elasticsearch-logging kubernetes.io/cluster-service: "true" addonmanager.kubernetes.io/mode: Reconcile rules: - apiGroups: - "" resources: - "services" - "namespaces" - "endpoints" verbs: - "get" --- apiVersion: v1 kind: ServiceAccount metadata: name: elasticsearch-logging namespace: kube-system labels: kubernetes.io/cluster-service: "true" addomanager.kubernetes.io/mode: Reconcile --- apiVersion: rbac.authorization.k8s.io/v1 kind: ClusterRoleBinding metadata: namespace: kube-system name: elasticsearch-logging labels: k8s-app: elasticsearch-logging kubernetes.io/cluster-service: "true" addonmanager.kubernetes.io/mode: Reconcile subjects: - kind: ServiceAccount name: elasticsearch-logging namespace: kube-system apiGroup: "" roleRef: kind: ClusterRole name: elasticsearch-logging apiGroup: "" # 生成配置文件 kubectl create -f rbac.yaml
创建 es pod相关StatefulSet $ cat es-statefulset.yaml apiVersion: apps/v1 kind: StatefulSet metadata: name: elasticsearch-logging namespace: kube-system labels: k8s-app: elasticsearch-logging version: v6.3.0 kubernetes.io/cluster-service: "true" addonmanager.kubernetes.io/mode: Reconcile spec: serviceName: elasticsearch-logging replicas: 1 selector: matchLabels: k8s-app: elasticsearch-logging version: v6.3.0 template: metadata: labels: k8s-app: elasticsearch-logging version: v6.3.0 kubernetes.io/cluster-service: "true" spec: serviceAccountName: elasticsearch-logging containers: - image: docker.io/elasticsearch:6.6.1 name: elasticsearch-logging resources: limits: cpu: 1000m requests: cpu: 100m ports: - containerPort: 9200 name: db protocol: TCP - containerPort: 9300 name: transport protocol: TCP volumeMounts: - name: elasticsearch-logging mountPath: /usr/share/elasticsearch/data env: - name: "NAMESPACE" valueFrom: fieldRef: fieldPath: metadata.namespace volumes: - name: elasticsearch-logging persistentVolumeClaim: claimName: es-pvc initContainers: - image: alpine:3.7 command: ["/sbin/sysctl", "-w", "vm.max_map_count=262144"] name: elasticsearch-logging-init securityContext: privileged: true # 生成配置文件 kubectl create -f es-statefulset.yaml
创建 es pod service $ cat service.yaml apiVersion: v1 kind: Service metadata: name: elasticsearch-logging namespace: kube-system labels: k8s-app: elasticsearch-logging kubernetes.io/cluster-service: "true" addonmanager.kubernetes.io/mode: Reconcile kubernetes.io/name: "Elasticsearch" spec: ports: - port: 9200 protocol: TCP targetPort: db selector: k8s-app: elasticsearch-logging # 生成配置文件 kubectl create -f service.yaml
创建filebeate # cd /root/efk/filebeate
创建 filebeate rbac认证 $ cat rbac.yaml apiVersion: rbac.authorization.k8s.io/v1beta1 kind: ClusterRole metadata: name: filebeat labels: k8s-app: filebeat rules: - apiGroups: [""] resources: - namespaces - pods verbs: - get - watch - list --- apiVersion: v1 kind: ServiceAccount metadata: name: filebeat namespace: kube-system labels: k8s-app: filebeat --- apiVersion: rbac.authorization.k8s.io/v1beta1 kind: ClusterRoleBinding metadata: name: filebeat subjects: - kind: ServiceAccount name: filebeat namespace: kube-system roleRef: kind: ClusterRole name: filebeat apiGroup: rbac.authorization.k8s.io # 生成配置文件 kubectl create -f rbac.yaml
创建 filebeate configmap (包括filebeate 配置文件 以及抓取容器日志所需的配置文件) $ cat config.yaml apiVersion: v1 kind: ConfigMap metadata: name: filebeat-config namespace: kube-system labels: k8s-app: filebeat kubernetes.io/cluster-service: "true" data: filebeat.yml: |- filebeat.config: prospectors: path: /usr/share/filebeat/prospectors.d/*.yml reload.enabled: false modules: path: ${path.config}/modules.d/*.yml reload.enabled: false processors: - add_cloud_metadata: cloud.id: ${ELASTIC_CLOUD_ID} cloud.auth: ${ELASTIC_CLOUD_AUTH} output.elasticsearch: hosts: [‘${ELASTICSEARCH_HOST:elasticsearch}:${ELASTICSEARCH_PORT:9200}‘] --- apiVersion: v1 kind: ConfigMap metadata: name: filebeat-prospectors namespace: kube-system labels: k8s-app: filebeat kubernetes.io/cluster-service: "true" data: kubernetes.yml: |- - type: log enabled: true symlinks: true paths: - /var/log/containers/*.log exclude_files: ["calico","firewall","filebeat","kube-proxy"] processors: - add_kubernetes_metadata: in_cluster: true # 生成配置文件 kubectl create -f config.yaml
创建 filebeate pod 相关 DaemonSet 控制器 $ cat daemonset.yaml apiVersion: extensions/v1beta1 kind: DaemonSet metadata: name: filebeat namespace: kube-system labels: k8s-app: filebeat kubernetes.io/cluster-service: "true" spec: template: metadata: labels: k8s-app: filebeat kubernetes.io/cluster-service: "true" spec: serviceAccountName: filebeat terminationGracePeriodSeconds: 30 containers: - name: filebeat image: prima/filebeat:6.4.2 args: [ "-c","/etc/filebeat.yml", "-e", ] env: - name: ELASTICSEARCH_HOST value: elasticsearch-logging - name: ELASTICSEARCH_USERNAME value: - name: ELASTICSEARCH_PASSWORD value: - name: ELASTIC_CLOUD_ID value: - name: ELASTIC_CLOUD_AUTH value: securityContext: runAsUser: 0 resources: limits: memory: 200Mi requests: cpu: 100m memory: 100Mi volumeMounts: - name: config #filebeat 配置文件 mountPath: /etc/filebeat.yml readOnly: true subPath: filebeat.yml - name: prospectors #k8s 宿主机运行相关日志文件 mountPath: /usr/share/filebeat/prospectors.d readOnly: true - name: data #filebeat pod 存放数据的目录 mountPath: /usr/share/filebeat/data - name: varlog #存放宿主机上 /var/log 的日志 mountPath: /var/log readOnly: true - name: varlibdockercontainers #存放宿主机上 关于k8s 相关json文件 mountPath: /var/lib/docker/containers readOnly: true volumes: - name: config configMap: defaultMode: 0600 name: filebeat-config - name: varlog hostPath: path: /var/log/ - name: varlibdockercontainers hostPath: path: /var/lib/docker/containers/ - name: prospectors configMap: defaultMode: 0600 name: filebeat-prospectors - name: data hostPath: path: /var/lib/filebeat-data type: DirectoryOrCreate # 宿主机上不存在创建此目录 # 生成配置文件 kubectl create -f daemonset.yaml
创建 kibana # cd /root/efk/kibana
创建 kibana pod 相关deployment控制器 $ cat deployment.yaml apiVersion: apps/v1 kind: Deployment metadata: name: kibana-logging namespace: kube-system labels: k8s-app: kibana-logging kubernetes.io/cluster-serivce: "true" addonmanager.kubernetes.io/mode: Reconcile spec: replicas: 1 selector: matchLabels: k8s-app: kibana-logging template: metadata: labels: k8s-app: kibana-logging annotations: seccomp.security.alpha.kubernetes.io/pod: ‘docker/default‘ spec: containers: - name: kibana-logging image: kibana:6.6.1 resources: limits: cpu: 1000m requests: cpu: 100m env: - name: ELASTICSEARCH_URL value: http://elasticsearch-logging:9200 ports: - containerPort: 5601 name: ui protocol: TCP # 生成配置文件 kubectl create -f deployment.yaml
创建 kibana pod service $ cat service.yaml apiVersion: v1 kind: Service metadata: name: kibana-logging namespace: kube-system labels: k8s-app: kibana-logging kubernetes.io/cluster-service: "true" addonmanager.kubernetes.io/mode: Reconcile kubernetes.io/name: "Kibana" spec: type: NodePort ports: - port: 5601 protocol: TCP targetPort: ui nodePort: 30003 selector: k8s-app: kibana-logging # 生成配置文件 kubectl create -f service.yaml
查看 pod service $ kubectl get svc -n kube-system NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE elasticsearch-logging ClusterIP 10.101.1.2 <none> 9200/TCP 22h kibana-logging NodePort 10.101.121.228 <none> 5601:30003/TCP 21h #30003为kibana 端口 kube-dns ClusterIP 10.96.0.10 <none> 53/UDP,53/TCP,9153/TCP 20d kubernetes-dashboard NodePort 10.110.209.252 <none> 443:31021/TCP 20d traefik-web-ui ClusterIP 10.102.131.255 <none> 80/TCP 19d
原文地址:https://www.cnblogs.com/lixinliang/p/12217272.html
时间: 2024-10-08 02:29:47