k8s集群添加node节点(使用kubeadm搭建的集群)

1、安装docker、kubelet、kubectl、kubeadm、socat

# cat kubernets.repo
[kubernetes]
name=Kubernetes
baseurl=https://packages.cloud.google.com/yum/repos/kubernetes-el7-x86_64
enabled=1
gpgcheck=1
repo_gpgcheck=1
gpgkey=https://packages.cloud.google.com/yum/doc/yum-key.gpg https://packages.cloud.google.com/yum/doc/rpm-package-key.gpg

安装相应版本的kubernets

2、将需要的镜像都加载到服务器上面:

http://www.cnblogs.com/cuishuai/p/8483496.html

3、在master上面copy  cni文件到node节点上面:

#mkdir  -p  /etc/cni/net.d

在master上面copy:

#scp /etc/cni/net.d/10-flannel.conf  10.0.1.19:/etc/cni/net.d

4、加入cluster

首先k8s默认的cgroup-driver为cgroupfs,但是yum安装kubelet的时候自动修改为systemd,而docker通过docker  info命令查看是cgroupfs,所以需要将k8s的修改为cgroupfs:

#vim /etc/systemd/system/kubelet.service.d/10-kubeadm.conf

Environment="KUBELET_CGROUP_ARGS=--cgroup-driver=cgroupfs"

#systemctl  enable docker

#systemctl enable kubelet

#kubeadm join --token c04f89.b781cdb55d83c1ef 10.10.3.4:63 --discovery-token-ca-cert-hash sha256:986e83a9cb948368ad0552b95232e31d3b76e2476b595bd1d905d5242ace29af  --ignore-preflight-errors=Swap

#kubectl label node km1 node-role.kubernetes.io/node=

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转载自www.cnblogs.com/cuishuai/p/9066756.html