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helm部署Filebeat + ELK

时间:2019-09-30 23:52:57      阅读:331      评论:0      收藏:0      [点我收藏+]

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helm部署Filebeat + ELK

系统架构图:

 技术图片

1) 多个Filebeat在各个Node进行日志采集,然后上传至Logstash

2) 多个Logstash节点并行(负载均衡,不作为集群),对日志记录进行过滤处理,然后上传至Elasticsearch集群

3) 多个Elasticsearch构成集群服务,提供日志的索引和存储能力

4) Kibana负责对Elasticsearch中的日志数据进行检索、分析

1. Elasticsearch部署

官方chart地址:https://github.com/elastic/helm-charts/tree/master/elasticsearch

创建logs命名空间

kubectl create ns logs

添加elastic helm charts 仓库

helm repo add elastic https://helm.elastic.co

安装

helm install --name elasticsearch elastic/elasticsearch --namespace logs

参数说明

image: "docker.elastic.co/elasticsearch/elasticsearch"

imageTag: "7.2.0"

imagePullPolicy: "IfNotPresent"

podAnnotations: {}

esJavaOpts: "-Xmx1g -Xms1g"

resources:

  requests:

    cpu: "100m"

    memory: "2Gi"

  limits:

    cpu: "1000m"

    memory: "2Gi"

volumeClaimTemplate:

  accessModes: [ "ReadWriteOnce" ]

  storageClassName: "nfs-client"

  resources:

    requests:

      storage: 50Gi

2. Filebeat部署

官方chart地址:https://github.com/elastic/helm-charts/tree/master/filebeat

Add the elastic helm charts repo

helm repo add elastic https://helm.elastic.co

Install it

helm install --name filebeat elastic/filebeat --namespace logs

参数说明:

image: "docker.elastic.co/beats/filebeat"

imageTag: "7.2.0"

imagePullPolicy: "IfNotPresent"

resources:

  requests:

    cpu: "100m"

    memory: "100Mi"

  limits:

    cpu: "1000m"

    memory: "200Mi"

那么问题来了,filebeat默认收集宿主机上docker的日志路径:/var/lib/docker/containers。如果我们修改了docker的安装路径要怎么收集呢,很简单修改chart里的DaemonSet文件里边的hostPath参数:

      - name: varlibdockercontainers
        hostPath:
          path: /var/lib/docker/containers   #改为docker安装路径

对java程序的报错异常log实现多行合并,用multiline定义正则来匹配。

filebeatConfig:
  filebeat.yml: |
    filebeat.inputs:
    - type: docker
      containers.ids:
      - ‘*‘
      multiline.pattern: ‘^[0-9]‘
      multiline.negate: true
      multiline.match: after
      processors:
      - add_kubernetes_metadata:
          in_cluster: true

    output.elasticsearch:
      hosts: ‘${ELASTICSEARCH_HOSTS:elasticsearch-master:9200}‘

3. Kibana部署

官方chart地址:https://github.com/elastic/helm-charts/tree/master/kibana

Add the elastic helm charts repo

helm repo add elastic https://helm.elastic.co

Install it

helm install --name kibana elastic/kibana --namespace logs

参数说明:

elasticsearchHosts: "http://elasticsearch-master:9200"

replicas: 1

image: "docker.elastic.co/kibana/kibana"

imageTag: "7.2.0"

imagePullPolicy: "IfNotPresent"

resources:

  requests:

    cpu: "100m"

    memory: "500m"

  limits:

    cpu: "1000m"

    memory: "1Gi"

4. Logstash部署

官方chart地址:https://github.com/helm/charts/tree/master/stable/logstash

安装

$ helm install --name logstash stable/logstash --namespace logs

参数说明:

image:

  repository: docker.elastic.co/logstash/logstash-oss

  tag: 7.2.0

  pullPolicy: IfNotPresent

persistence:

  enabled: true

  storageClass: "nfs-client"

  accessMode: ReadWriteOnce

  size: 2Gi

5. Elastalert部署

官方chart地址:https://github.com/helm/charts/tree/master/stable/elastalert

安装

helm install -n elastalert ./elastalert --namespace logs

 效果图:

技术图片

 

helm部署Filebeat + ELK

标签:out   安装路径   ons   ora   names   storage   bsp   tag   负载   

原文地址:https://www.cnblogs.com/Dev0ps/p/11465673.html

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