#网站监控
 - job_name: 'http_status'
   metrics_path: /probe
   params:
     module: [http_2xx]
   static_configs:
     - targets: ['http://www.baidu.com', 'https://yuanshisen.com']
       labels:
         instance: http_status
         group: web
   relabel_configs:
     - source_labels: [__address__]  #relabel 通过_address_(当前目标地址)写入_param_target标签来创建一个label。
       target_label: __param_target  #监控目标 www.xiaomi.com,作_address_value
     - source_labels: [__param_target]  #监控目标
       target_label: url  #将监控目标与url 创建-个 label
     - target_label: __address__
       replacement: 192.168.15.110:9115

#icmp 检测
 - job_name: 'ping_status'
   metrics_path: /probe
   params:
     module: [icmp]
   static_configs:
     - targets: ['192.168.3.15', "223.6.6.6"]
       labels:
         instance: 'ping_status'
         group: 'icmp'
   relabel_configs:
     - source_labels: [__address__]
       target_label: param_target
     - source_labels: [__param_target]
       target_label: ip  #ip 与_param_target 创建- label
     - target_label: __address__
       replacement: 192.168.15.110:9115

apiVersion: apps/v1
kind: Deployment
metadata:
  name: kube-state-metrics
  namespace: kube-system
spec:
  replicas: 1
  selector:
    matchLabels:
      app: kube-state-metrics
  template:
    metadata:
      labels:
        app: kube-state-metrics
    spec:
      serviceAccountName: kube-state-metrics
      containers:
      - name: kube-state-metrics
        image: bitnami/kube-state-metrics:2.2.4 
        ports:
        - containerPort: 8080

---
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: kube-state-metrics
  namespace: kube-system
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: kube-state-metrics
rules:
- apiGroups: [""]
  resources: ["nodes", "pods", "services", "resourcequotas", "replicationcontrollers", "limitranges", "persistentvolumeclaims", "persistentvolumes", "namespaces", "endpoints"]
  verbs: ["list", "watch"]
- apiGroups: ["extensions"]
  resources: ["daemonsets", "deployments", "replicasets"]
  verbs: ["list", "watch"]
- apiGroups: ["apps"]
  resources: ["statefulsets"]
  verbs: ["list", "watch"]
- apiGroups: ["batch"]
  resources: ["cronjobs", "jobs"]
  verbs: ["list", "watch"]
- apiGroups: ["autoscaling"]
  resources: ["horizontalpodautoscalers"]
  verbs: ["list", "watch"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: kube-state-metrics
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: kube-state-metrics
subjects:
- kind: ServiceAccount
  name: kube-state-metrics
  namespace: kube-system

---
apiVersion: v1
kind: Service
metadata:
  annotations:
    prometheus.io/scrape: 'true'
  name: kube-state-metrics
  namespace: kube-system
  labels:
    app: kube-state-metrics
spec:
  type: NodePort
  ports:
  - name: kube-state-metrics
    port: 8080
    targetPort: 8080
    nodePort: 31666
    protocol: TCP
  selector:
    app: kube-state-metrics

$ kubeadm config print init-defaults > kubeadm.yaml
$ cat kubeadm.yaml
apiVersion: kubeadm.k8s.io/v1beta2
bootstrapTokens:
- groups:
  - system:bootstrappers:kubeadm:default-node-token
  token: abcdef.0123456789abcdef
  ttl: 24h0m0s
  usages:
  - signing
  - authentication
kind: InitConfiguration
localAPIEndpoint:
  advertiseAddress: 172.21.51.143  #master ip
  bindPort: 6443
nodeRegistration:
  criSocket: /var/run/dockershim.sock
  name: k8s-master       #master 名字
  taints: null
---
apiServer:
  timeoutForControlPlane: 4m0s
apiVersion: kubeadm.k8s.io/v1beta2
certificatesDir: /etc/kubernetes/pki
clusterName: kubernetes
controllerManager: {}
dns:
  type: CoreDNS
etcd:
  local:
    dataDir: /var/lib/etcd
imageRepository: registry.aliyuncs.com/google_containers  #拉镜像的地址，如国外机器可使用默认
kind: ClusterConfiguration
kubernetesVersion: 1.21.5  #指定版本
networking:
  dnsDomain: cluster.local
  podSubnet: 10.244.0.0/16  #pod 网段
  serviceSubnet: 10.96.0.0/12
scheduler: {}