kubernetes集群实施步骤k8s实施步骤

admin

cd ~/kubernetes/manual-installation-v1.23.x/calico/更改calico的网段，主要需要将网段，改为自己的Pod网段 sed -i "s#POD_CIDR#172.16.0.0/12#g" calico.yaml grep "IPV4POOL_CIDR" calico.yaml -A 1            - name: CALICO_IPV4POOL_CIDR              value: "172.16.0.0/12" kubectl apply -f calico.yaml
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2 N3 o+ N1 ~1 L: e更改calico.yaml# Cluster type to identify the deployment type  - name: CLUSTER_TYPE  value: "k8s,bgp"# 下方熙增新增  - name: IP_AUTODETECTION_METHOD    value: "interface=ens192"    # ens192为本地网卡名字


更新下kubectl apply -f calico.yaml再进行查看
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* Y* m# G/ C5 H6 |安装CoreDNS安装官方推荐版本[root@k8s-master01 calico]# cd ~/kubernetes/manual-installation-v1.23.x/CoreDNS/如果更改了k8s service的网段需要将coredns的serviceIP改成k8s service网段的第十个IP[root@k8s-master01 CoreDNS]# COREDNS_SERVICE_IP=`kubectl get svc | grep kubernetes | awk '{print $3}'`0[root@k8s-master01 CoreDNS]# sed -i "s#KUBEDNS_SERVICE_IP#${COREDNS_SERVICE_IP}#g" coredns.yaml安装coredns[root@k8s-master01 CoreDNS]# kubectl create -f coredns.yaml serviceaccount/coredns createdclusterrole.rbac.authorization.k8s.io/system:coredns createdclusterrolebinding.rbac.authorization.k8s.io/system:coredns createdconfigmap/coredns createddeployment.apps/coredns createdservice/kube-dns created