部署方式：

    采用helm部署
    Ingress-nginx 版本:v0.41.2

    1. [root@master ingress-nginx]# cat values-prod.yaml
    2. # values-prod.yaml
    3. controller:
    4.   name: controller
    5.   image:
    6.     repository: cnych/ingress-nginx
    7.     tag: "v0.41.2"
    8.     digest:
    10.   dnsPolicy: ClusterFirstWithHostNet
    12.   hostNetwork: true
    14.   publishService:  # hostNetwork 模式下设置为false，通过节点IP地址上报ingress status数据
    15.     enabled: false
    17.   kind: DaemonSet
    19. #  tolerations:   # kubeadm 安装的集群默认情况下master是有污点，需要容忍这个污点才可以部署
    20. #  - key: "node-role.kubernetes.io/master"
    21. #    operator: "Equal"
    22. #    effect: "NoSchedule"
    24. #  nodeSelector:   # 固定到master1节点
    25. #    kubernetes.io/hostname: "master1"
    27.   service:  # HostNetwork 模式不需要创建service
    28.     enabled: false
    30. defaultBackend:
    31.   enabled: true
    32.   name: defaultbackend
    33.   image:
    34.     repository: cnych/ingress-nginx-defaultbackend
    35.     tag: "1.5"
    36. [root@master ingress-nginx]#
    1. [root@master ~]# kubectl get nodes -o wide
    2. NAME     STATUS   ROLES    AGE     VERSION   INTERNAL-IP      EXTERNAL-IP   OS-IMAGE                KERNEL-VERSION           CONTAINER-RUNTIME
    3. master   Ready    master   7d11h   v1.19.8   192.168.11.150   <none>        CentOS Linux 7 (Core)   3.10.0-1062.el7.x86_64   docker://20.10.7
    4. node1    Ready    worker   7d11h   v1.19.8   192.168.11.151   <none>        CentOS Linux 7 (Core)   3.10.0-1062.el7.x86_64   docker://20.10.7
    5. node2    Ready    worker   7d11h   v1.19.8   192.168.11.152   <none>        CentOS Linux 7 (Core)   3.10.0-1062.el7.x86_64   docker://20.10.7
    6. [root@master ~]#
    1. [root@master ~]# kubectl -n ingress-nginx  get all
    2. NAME                                                READY   STATUS    RESTARTS   AGE
    3. pod/ingress-nginx-controller-4xt4x                  1/1     Running   0          10h
    4. pod/ingress-nginx-controller-lpdvw                  1/1     Running   1          10h
    5. pod/ingress-nginx-defaultbackend-796bdb7766-r9gsg   1/1     Running   0          10h
    7. NAME                                         TYPE        CLUSTER-IP      EXTERNAL-IP   PORT(S)   AGE
    8. service/ingress-nginx-controller-admission   ClusterIP   10.233.14.225   <none>        443/TCP   10h
    9. service/ingress-nginx-defaultbackend         ClusterIP   10.233.51.252   <none>        80/TCP    10h
    11. NAME                                      DESIRED   CURRENT   READY   UP-TO-DATE   AVAILABLE   NODE SELECTOR            AGE
    12. daemonset.apps/ingress-nginx-controller   2         2         2       2            2           kubernetes.io/os=linux   10h
    14. NAME                                           READY   UP-TO-DATE   AVAILABLE   AGE
    15. deployment.apps/ingress-nginx-defaultbackend   1/1     1            1           10h
    17. NAME                                                      DESIRED   CURRENT   READY   AGE
    18. replicaset.apps/ingress-nginx-defaultbackend-796bdb7766   1         1         1       10h
    19. [root@master ~]#