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k8s 问题

问题一​

描述​

访问 https://127.0.0.1:6443/ui 报错

{
  "kind": "Status",
  "apiVersion": "v1",
  "metadata": {
    
  },
  "status": "Failure",
  "message": "forbidden: User \"system:anonymous\" cannot get path \"/ui\"",
  "reason": "Forbidden",
  "details": {
    
  },
  "code": 403
}

访问 https://127.0.0.1:6443/api/v1/proxy/namespaces/kube-system/services/kubernetes-dashboard 报错

{
  "kind": "Status",
  "apiVersion": "v1",
  "metadata": {
    
  },
  "status": "Failure",
  "message": "services \"kubernetes-dashboard\" is forbidden: User \"system:anonymous\" cannot proxy services in the namespace \"kube-system\"",
  "reason": "Forbidden",
  "details": {
    "name": "kubernetes-dashboard",
    "kind": "services"
  },
  "code": 403
}

解决​

访问 k8s dashboard 前需要启动 k8s proxy: 执行kubectl proxy

问题二​

描述​

启动 kubectl proxy 后访问 http://localhost:8001/api/v1/namespaces/kube-system/services/https:kubernetes-dashboard:/proxy/ 报错

{
  "kind": "Status",
  "apiVersion": "v1",
  "metadata": {
    
  },
  "status": "Failure",
  "message": "services \"kubernetes-dashboard\" not found",
  "reason": "NotFound",
  "details": {
    "name": "kubernetes-dashboard",
    "kind": "services"
  },
  "code": 404
}

解决​

执行 kubectl apply -f https://raw.githubusercontent.com/kubernetes/dashboard/master/src/deploy/recommended/kubernetes-dashboard.yaml 安装 dashboard

问题三​

描述​

继续启动 kubectl proxy 后访问 http://localhost:8001/api/v1/namespaces/kube-system/services/https:kubernetes-dashboard:/proxy/ 报错

{
  "kind": "Status",
  "apiVersion": "v1",
  "metadata": {
    
  },
  "status": "Failure",
  "message": "no endpoints available for service \"https:kubernetes-dashboard:\"",
  "reason": "ServiceUnavailable",
  "code": 503
}

解决​

问题四​

描述​

执行 kubectl -s http://localhost:8080 run nginx --image=nginx --port=80 报错：error: failed to discover supported resources: yaml: line 22: mapping values are not allowed in this context

解决​