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  • prometheus之五:kube-state-metrics

    一、下载

    1、下载文件

    $ cd /opt/k8s/work/
    $ wget -O kube-state-metrics.zip  https://github.com/kubernetes/kube-state-metrics/archive/master.zip
    $ unzip kube-state-metrics.tar.gz
    $ cd kube-state-metrics-master/examples/standard
    $ ls
    cluster-role-binding.yaml  cluster-role.yaml  deployment.yaml  service-account.yaml  service.yaml
    

    2、修改service.yaml

    annotations:
      prometheus.io/scraped: "true"
    
    cat service.yaml
     apiVersion: v1
     kind: Service
     metadata:
       annotations:
         prometheus.io/scraped: "true"
       labels:
         app.kubernetes.io/name: kube-state-metrics
         app.kubernetes.io/version: 1.9.5
       name: kube-state-metrics
       namespace: monitoring
     spec:
       clusterIP: None
       ports:
       - name: http-metrics
         port: 8080
         targetPort: http-metrics
       - name: telemetry
         port: 8081
         targetPort: telemetry
       selector:
         app.kubernetes.io/name: kube-state-metrics
    

    二、修改prometheus配置文件

    1、prometheus 追加配置,仅抓取带有prometheus.io/scraped: "true"注解的endpoint

    - job_name: "kubernetes-service-endpoints"
      kubernetes_sd_configs:
      - role: endpoints
      relabel_configs:
      - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scraped]
        action: keep
        regex: true
      - action: labelmap
        regex: __meta_kubernetes_service_label_(.+)
      - source_labels: [__meta_kubernetes_namespace]
        action: replace
        target_label: kubernetes_namespace
      - source_labels: [__meta_kubernetes_service_name]
        action: replace
        target_label: service_name
    

    2、prometheus重新加载配置后,查看对应的target 

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  • 原文地址:https://www.cnblogs.com/wuchangblog/p/14126405.html
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