删除旧版本

　　sudo yum remove docker \
　　docker-client \
　　docker-client-latest \
　　docker-common \
　　docker-latest \
　　docker-latest-logrotate \
　　docker-logrotate \
　　docker-selinux \
　　docker-engine-selinux \
　　docker-engine

sudo yum install -y yum-utils device-mapper-persistent-data lvm2

sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

 yum install -y --setopt=obsoletes=0 \
 docker-ce-17.03.2.ce-1.el7.centos.x86_64 \ 
 docker-ce-selinux-17.03.2.ce-1.el7.centos.noarch

/ect/docker/json：

{

  "registry-mirrors": [

    "https://iv7stq00.mirror.aliyuncs.com"

  ],

  "graph": "/opt/docker",

  "hosts": [

    "tcp://0.0.0.0:2375",

    "unix:///var/run/docker.sock"

  ]

}

新版本存储root目录是参数 data-root 旧版本为  graph

关闭防火墙

systemctl stop firewalld.service

systemctl disable firewalld.service

永久关闭SELinux

vim /etc/selinux/config

SELINUX=disabled

同步集群系统时间

yum -y install ntp

ntpdate 0.asia.pool.ntp.org

重启机器

reboot

#阿里云yum源：

    wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

    yum clean all

    yum makecache

#docker yum源

    cat >> /etc/yum.repos.d/docker.repo <<EOF

    [docker-repo]

    name=Docker Repository

    baseurl=http://mirrors.aliyun.com/docker-engine/yum/repo/main/centos/7

    enabled=1

    gpgcheck=0

    EOF

#kubernetes yum源

    cat >> /etc/yum.repos.d/kubernetes.repo <<EOF

    [kubernetes]

    name=Kubernetes

    baseurl=https://mirrors.aliyun.com/kubernetes/yum/repos/kubernetes-el7-x86_64/

    enabled=1

    gpgcheck=0

    EOF

yum -y install docker kubeadm kubelet kubectl

images=(kube-proxy-amd64:v1.11.0 kube-scheduler-amd64:v1.11.0 kube-controller-manager-amd64:v1.11.0 kube-apiserver-amd64:v1.11.0

etcd-amd64:3.2.18 coredns:1.1.3 pause-amd64:3.1 kubernetes-dashboard-amd64:v1.8.3 k8s-dns-sidecar-amd64:1.14.9 k8s-dns-kube-dns-amd64:1.14.9

k8s-dns-dnsmasq-nanny-amd64:1.14.9 )

for imageName in ${images[@]} ; do

docker pull keveon/$imageName

docker tag keveon/$imageName k8s.gcr.io/$imageName

docker rmi keveon/$imageName

done

# 个人新加的一句，V 1.11.0 必加

docker tag da86e6ba6ca1 k8s.gcr.io/pause:3.1

docker pull registry.cn-hangzhou.aliyuncs.com/pycf/flannel:v0.10.0-amd64

docker tag registry.cn-hangzhou.aliyuncs.com/pycf/flannel:v0.10.0-amd64 quay.io/coreos/flannel:v0.10.0-amd64
  docker rmi -f registry.cn-hangzhou.aliyuncs.com/pycf/flannel:v0.10.0-amd64

kubeadm init --kubernetes-version=1.11.0 --token-ttl 0 --pod-network-cidr=10.244.0.0/16
root export KUBECONFIG=/etc/kubernetes/admin.conf

 vim /etc/sysctl.conf，添加以下内容

  net.ipv4.ip_forward=1

  net.bridge.bridge-nf-call-iptables=1

  net.bridge.bridge-nf-call-ip6tables=1

  修改后，及时生效

  sysctl -p
安装flannel网络插件
wget https://raw.githubusercontent.com/coreos/flannel/v0.10.0/Documentation/kube-flannel.yml

kubectl apply -f  kube-flannel.yml

systemctl start kubelet

kubeadm join 10.211.55.6:6443 --token 63nuhu.quu72c0hl95hc82m --discovery-token-ca-cert-hash sha256:3971ae49e7e5884bf191851096e39d8e28c0b77718bb2a413638057da66ed30a

下载 https://github.com/gh-Devin/kubernetes-dashboard 文件到新建目录ds下

在ds目录下新建文件dashboard-admin.yaml 内容如下:

apiVersion: rbac.authorization.k8s.io/v1beta1

kind: ClusterRoleBinding

metadata:

  name: kubernetes-dashboard

  labels:

    k8s-app: kubernetes-dashboard

roleRef:

  apiGroup: rbac.authorization.k8s.io

  kind: ClusterRole

  name: cluster-admin

subjects:

- kind: ServiceAccount

  name: kubernetes-dashboard

  namespace: kube-system