Amazon web services k8s-使用Promethues和cAdvisor监控微服务/Pod数据

我正在新的Kubernetes集群中运行

Prometheus操作符

，并尝试获取容器详细信息。 Prometheus的查询仪表板不提供任何容器数据，当我查看目标时，我看到以下内容

apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
  name: prometheus-operator
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: prometheus-operator
subjects:
- kind: ServiceAccount
  name: prometheus-operator
  namespace: default
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: prometheus-operator
rules:
- apiGroups:
  - extensions
  resources:
  - thirdpartyresources
  verbs:
  - "*"
- apiGroups:
  - apiextensions.k8s.io
  resources:
  - customresourcedefinitions
  verbs:
  - "*"
- apiGroups:
  - monitoring.coreos.com
  resources:
  - alertmanagers
  - prometheuses
  - prometheuses/finalizers
  - servicemonitors
  verbs:
  - "*"
- apiGroups:
  - apps
  resources:
  - statefulsets
  verbs: ["*"]
- apiGroups: [""]
  resources:
  - configmaps
  - secrets
  verbs: ["*"]
- apiGroups: [""]
  resources:
  - pods
  verbs: ["list", "delete"]
- apiGroups: [""]
  resources:
  - services
  - endpoints
  verbs: ["get", "create", "update"]
- apiGroups: [""]
  resources:
  - nodes
  verbs: ["list", "watch"]
- apiGroups: [""]
  resources:
  - namespaces
  verbs: ["list"]
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: prometheus-operator
---
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  labels:
    k8s-app: prometheus-operator
  name: prometheus-operator
spec:
  replicas: 1
  template:
    metadata:
      labels:
        k8s-app: prometheus-operator
    spec:
      containers:
      - args:
        - --kubelet-service=kube-system/kubelet
        - --config-reloader-image=quay.io/coreos/configmap-reload:v0.0.1
        - --authentication-token-webhook=true
        - --extra-config=kubelet.authentication-token-webhook=true
        image: quay.io/coreos/prometheus-operator:v0.17.0
        name: prometheus-operator
        ports:
        - containerPort: 8080
          name: http
        resources:
          limits:
            cpu: 200m
            memory: 100Mi
          requests:
            cpu: 100m
            memory: 50Mi
      securityContext:
        runAsNonRoot: true
        runAsUser: 65534
      serviceAccountName: prometheus-operator

---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: prometheus
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: prometheus
rules:
- apiGroups: [""]
  resources:
  - nodes
  - services
  - endpoints
  - pods
  verbs: ["get", "list", "watch"]
- apiGroups: [""]
  resources:
  - configmaps
  verbs: ["get"]
- nonResourceURLs: ["/metrics"]
  verbs: ["get"]
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
  name: prometheus
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: prometheus
subjects:
- kind: ServiceAccount
  name: prometheus
  namespace: default
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: prometheus-k8s
rules:
  - apiGroups:
      - ""
    resources:
      - nodes/metrics
    verbs:
      - get
  - nonResourceURLs:
      - /metrics
    verbs:
      - get

也许是因为角色，但我不确定，因为我对这个话题还不熟悉 我也看到了这一点： 我添加了

身份验证令牌webhook

，这没有帮助，但可能我没有在正确的位置添加它

你知道我在这里遗漏了什么吗

my operator.yml配置如下所示

apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
  name: prometheus-operator
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: prometheus-operator
subjects:
- kind: ServiceAccount
  name: prometheus-operator
  namespace: default
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: prometheus-operator
rules:
- apiGroups:
  - extensions
  resources:
  - thirdpartyresources
  verbs:
  - "*"
- apiGroups:
  - apiextensions.k8s.io
  resources:
  - customresourcedefinitions
  verbs:
  - "*"
- apiGroups:
  - monitoring.coreos.com
  resources:
  - alertmanagers
  - prometheuses
  - prometheuses/finalizers
  - servicemonitors
  verbs:
  - "*"
- apiGroups:
  - apps
  resources:
  - statefulsets
  verbs: ["*"]
- apiGroups: [""]
  resources:
  - configmaps
  - secrets
  verbs: ["*"]
- apiGroups: [""]
  resources:
  - pods
  verbs: ["list", "delete"]
- apiGroups: [""]
  resources:
  - services
  - endpoints
  verbs: ["get", "create", "update"]
- apiGroups: [""]
  resources:
  - nodes
  verbs: ["list", "watch"]
- apiGroups: [""]
  resources:
  - namespaces
  verbs: ["list"]
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: prometheus-operator
---
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  labels:
    k8s-app: prometheus-operator
  name: prometheus-operator
spec:
  replicas: 1
  template:
    metadata:
      labels:
        k8s-app: prometheus-operator
    spec:
      containers:
      - args:
        - --kubelet-service=kube-system/kubelet
        - --config-reloader-image=quay.io/coreos/configmap-reload:v0.0.1
        - --authentication-token-webhook=true
        - --extra-config=kubelet.authentication-token-webhook=true
        image: quay.io/coreos/prometheus-operator:v0.17.0
        name: prometheus-operator
        ports:
        - containerPort: 8080
          name: http
        resources:
          limits:
            cpu: 200m
            memory: 100Mi
          requests:
            cpu: 100m
            memory: 50Mi
      securityContext:
        runAsNonRoot: true
        runAsUser: 65534
      serviceAccountName: prometheus-operator

---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: prometheus
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: prometheus
rules:
- apiGroups: [""]
  resources:
  - nodes
  - services
  - endpoints
  - pods
  verbs: ["get", "list", "watch"]
- apiGroups: [""]
  resources:
  - configmaps
  verbs: ["get"]
- nonResourceURLs: ["/metrics"]
  verbs: ["get"]
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
  name: prometheus
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: prometheus
subjects:
- kind: ServiceAccount
  name: prometheus
  namespace: default
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: prometheus-k8s
rules:
  - apiGroups:
      - ""
    resources:
      - nodes/metrics
    verbs:
      - get
  - nonResourceURLs:
      - /metrics
    verbs:
      - get

我的rbac如下所示

apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
  name: prometheus-operator
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: prometheus-operator
subjects:
- kind: ServiceAccount
  name: prometheus-operator
  namespace: default
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: prometheus-operator
rules:
- apiGroups:
  - extensions
  resources:
  - thirdpartyresources
  verbs:
  - "*"
- apiGroups:
  - apiextensions.k8s.io
  resources:
  - customresourcedefinitions
  verbs:
  - "*"
- apiGroups:
  - monitoring.coreos.com
  resources:
  - alertmanagers
  - prometheuses
  - prometheuses/finalizers
  - servicemonitors
  verbs:
  - "*"
- apiGroups:
  - apps
  resources:
  - statefulsets
  verbs: ["*"]
- apiGroups: [""]
  resources:
  - configmaps
  - secrets
  verbs: ["*"]
- apiGroups: [""]
  resources:
  - pods
  verbs: ["list", "delete"]
- apiGroups: [""]
  resources:
  - services
  - endpoints
  verbs: ["get", "create", "update"]
- apiGroups: [""]
  resources:
  - nodes
  verbs: ["list", "watch"]
- apiGroups: [""]
  resources:
  - namespaces
  verbs: ["list"]
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: prometheus-operator
---
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  labels:
    k8s-app: prometheus-operator
  name: prometheus-operator
spec:
  replicas: 1
  template:
    metadata:
      labels:
        k8s-app: prometheus-operator
    spec:
      containers:
      - args:
        - --kubelet-service=kube-system/kubelet
        - --config-reloader-image=quay.io/coreos/configmap-reload:v0.0.1
        - --authentication-token-webhook=true
        - --extra-config=kubelet.authentication-token-webhook=true
        image: quay.io/coreos/prometheus-operator:v0.17.0
        name: prometheus-operator
        ports:
        - containerPort: 8080
          name: http
        resources:
          limits:
            cpu: 200m
            memory: 100Mi
          requests:
            cpu: 100m
            memory: 50Mi
      securityContext:
        runAsNonRoot: true
        runAsUser: 65534
      serviceAccountName: prometheus-operator

---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: prometheus
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: prometheus
rules:
- apiGroups: [""]
  resources:
  - nodes
  - services
  - endpoints
  - pods
  verbs: ["get", "list", "watch"]
- apiGroups: [""]
  resources:
  - configmaps
  verbs: ["get"]
- nonResourceURLs: ["/metrics"]
  verbs: ["get"]
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
  name: prometheus
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: prometheus
subjects:
- kind: ServiceAccount
  name: prometheus
  namespace: default
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: prometheus-k8s
rules:
  - apiGroups:
      - ""
    resources:
      - nodes/metrics
    verbs:
      - get
  - nonResourceURLs:
      - /metrics
    verbs:
      - get

---

如果缺少某个配置文件，请告诉我，我会添加它。

将以下参数添加到每个workder节点上的kubelet配置中

--authentication-token-webhook=true
--extra-config=kubelet.authorization-mode=Webhook

然后运行以下命令

systemctl daemon-reload
systemctl restart kubelet

---

将以下参数添加到每个Worker节点上的kubelet配置中

--authentication-token-webhook=true
--extra-config=kubelet.authorization-mode=Webhook

然后运行以下命令

systemctl daemon-reload
systemctl restart kubelet

---

谢谢，在worker节点中是什么意思？我应该把它添加到一些yaml还是什么？我应该在哪里运行命令

systemctl

？嗨，我已经创建了一个集群并应用了这些文件，你能看一下吗？知道可能缺少什么吗？我在一个封闭的网络中工作。无法访问谷歌硬盘。您需要将身份验证和额外的配置参数添加到kubelet配置文件中。启用webhook后，普罗米修斯将能够从节点中获取cadvisor指标。这就是我在集群中所做的。如果您的群集在RHEL或centos上，则需要在以下文件（/etc/systemd/system/kubelet.service）中添加上述参数。谢谢，您在worker节点中的意思是什么？我应该把它添加到一些yaml还是什么？我应该在哪里运行命令

systemctl

？嗨，我已经创建了一个集群并应用了这些文件，你能看一下吗？知道可能缺少什么吗？我在一个封闭的网络中工作。无法访问谷歌硬盘。您需要将身份验证和额外的配置参数添加到kubelet配置文件中。启用webhook后，普罗米修斯将能够从节点中获取cadvisor指标。这就是我在集群中所做的。如果集群位于RHEL或centos上，则需要在以下文件（/etc/systemd/system/kubelet.service）中添加上述参数