k8s安装ingress-nginx

1.helm 安装
wget https://get.helm.sh/helm-v3.4.1-linux-amd64.tar.gz
tar zxvf helm-v3.4.1-linux-amd64.tar.gz
mv helm /usr/local/bin/
2.helm 添加仓库
helm repo add ingress-nginx https://kubernetes.github.io/ingress-nginx
3.下载包到本地
helm pull ingress-nginx/ingress-nginx
#我下载的包
ingress-nginx-4.3.0.tgz
#解压:
tar xvf ingress-nginx-4.3.0.tgz
4.文件修改
#hostNetwork改成true
hostNetwork: true
#dnsPolicy
dnsPolicy: ClusterFirstWithHostNet
#kind
kind: DaemonSet
#修改node-selector，将ingress-nginx调度到固定机器
nodeSelector:
xxx: xxx
5.下载镜像
docker pull registry.k8s.io/ingress-nginx/controller:v1.4.0
docker pull registry.k8s.io/ingress-nginx/kube-webhook-certgen:v20220916-gd32f8c343
docker pull registry.k8s.io/defaultbackend-amd64:1.5
#tag
docker tag registry.k8s.io/ingress-nginx/controller:v1.4.0 registry.cn-shanghai.aliyuncs.com/xxxx/prod:controller
docker tag registry.k8s.io/ingress-nginx/kube-webhook-certgen:v20220916-gd32f8c343 registry.cn-shanghai.aliyuncs.com/xxxx/prod:kube-webhook-certgen
docker tag registry.k8s.io/defaultbackend-amd64:1.5 registry.cn-shanghai.aliyuncs.com/xxxx/prod:defaultbackend-amd64
推到自己的镜像仓库xxxx
docker push registry.cn-shanghai.aliyuncs.com/xxxx/prod:controller
docker push registry.cn-shanghai.aliyuncs.com/xxxx/prod:kube-webhook-certgen
docker push registry.cn-shanghai.aliyuncs.com/xxxx/prod:defaultbackend-amd64

#如果没有仓库:

docker save -o controller.tar registry.k8s.io/ingress-nginx/controller:v1.4.0
docker save -o certgen.tar registry.k8s.io/ingress-nginx/kube-webhook-certgen:v20220916-gd32f8c343
docker save -o defaultbackend.tar registry.k8s.io/defaultbackend-amd64:1.5
#上传到k8s服务器

ctr -n=k8s.io image import controller.tar
ctr -n=k8s.io image import certgen.tar
ctr -n=k8s.io image import defaultbackend.tar
6.创建ns
kubectl create ns ingress-nginx
7.安装
helm install ingress-nginx -n ingress-nginx .

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8.安装成功出现一下内容:

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NAME: ingress-nginx LAST DEPLOYED: Fri Oct 28 13:40:16 2022 NAMESPACE: ingress-nginx STATUS: deployed REVISION: 1 TEST SUITE: None NOTES: The ingress-nginx controller has been installed. It may take a few minutes for the LoadBalancer IP to be available. You can watch the status by running 'kubectl --namespace ingress-nginx get services -o wide -w ingress-nginx-controller'   An example Ingress that makes use of the controller:   apiVersion: networking.k8s.io/v1   kind: Ingress   metadata:     name: example     namespace: foo   spec:     ingressClassName: nginx     rules:       - host: www.example.com         http:           paths:             - pathType: Prefix               backend:                 service:                   name: exampleService                   port:                     number: 80               path: /     # This section is only required if TLS is to be enabled for the Ingress     tls:       - hosts:         - www.example.com         secretName: example-tls   If TLS is enabled for the Ingress, a Secret containing the certificate and key must also be provided:     apiVersion: v1   kind: Secret   metadata:     name: example-tls     namespace: foo   data:     tls.crt: <base64 encoded cert>     tls.key: <base64 encoded key>   type: kubernetes.io/tls