Kubernetes addon-manager

时间:2018-09-13 17:00:55   收藏:0   阅读:516

Addon-manager

附加组件管理器(Addon-manager)是运行在 Kubernetes 集群 Master 节点、用来管理附加组件(Addons)的服务。它管理着 $ADDON_PATH(默认是 /etc/kubernetes/addons/)目录中的所有扩展,保证它们始终运行在期望状态。

Addon-manager 支持两种标签

部署方法

将下面的 YAML 存入所有 Master 节点的 /etc/kubernetes/manifests/kube-addon-manager.yaml 文件中:

apiVersion: v1
kind: Pod
metadata:
  name: kube-addon-manager
  namespace: kube-system
  annotations:
    scheduler.alpha.kubernetes.io/critical-pod: ‘‘
    seccomp.security.alpha.kubernetes.io/pod: ‘docker/default‘
  labels:
    component: kube-addon-manager
spec:
  hostNetwork: true
  containers:
  - name: kube-addon-manager
    image: k8s.gcr.io/kube-addon-manager:v8.6
    command:
    - /bin/bash
    - -c
    - exec /opt/kube-addons.sh 1>>/var/log/kube-addon-manager.log 2>&1
    resources:
      requests:
        cpu: 5m
        memory: 50Mi
    volumeMounts:
    - mountPath: /etc/kubernetes/
      name: addons
      readOnly: true
    - mountPath: /var/log
      name: varlog
      readOnly: false
  volumes:
  - hostPath:
      path: /etc/kubernetes/
    name: addons
  - hostPath:
      path: /var/log
    name: varlog

源码

Addon-manager 的源码维护在 https://github.com/kubernetes/kubernetes/tree/master/cluster/addons/addon-manager

原文:https://www.cnblogs.com/vincenshen/p/9641552.html

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