使用阿里云ECS搭建k8s1.11
基本环境
|左对齐|剧中|右对齐|
|:-|:-:|-:|
|A1|B1|C1|
|A2|B2|C2|
一个master（node1）和一个node（node2）
node1.com安装的组件：
kube-apiserver
kube-controller-manager
kube-scheduler
kube-flannel
kube-proxy
coredns
etcd
node2.com安装的组件：
kube-flannel
kube-proxy
coredns
cat <<EOF > /etc/yum.repos.d/kubernetes.repo
[kubernetes]
name=Kubernetes
baseurl=http://mirrors.aliyun.com/kubernetes/yum/repos/kubernetes-el7-x86_64
enabled=1
gpgcheck=0
repo_gpgcheck=0
gpgkey=http://mirrors.aliyun.com/kubernetes/yum/doc/yum-key.gpg
http://mirrors.aliyun.com/kubernetes/yum/doc/rpm-package-key.gpg
EOF
yum update
yum upgrade
yum clean all
yum makecache
##########################################
yum install -y docker
pvcreate /dev/vdb
vgcreate docker-vg /dev/vdb
echo VG=docker-vg > /etc/sysconfig/docker-storage-setup
docker-storage-setup
lvextend -l 100%VG /dev/docker-vg/docker-pool
systemctl start docker
systemctl enable docker
yum list --showduplicates | grep kubelet
yum install -y kubelet-1.13.1
yum install -y kubectl-1.11.1
yum install -y kubeadm-1.13.1
yum install -y ipvsadm
yum list installed | grep "kubernetes\|docker"
systemctl stop firewalld && systemctl disable firewalld
swapoff -a
setenforce 0
modprobe br_netfilter
echo "
net.ipv4.ip_forward = 1
net.bridge.bridge-nf-call-ip6tables = 1
net.bridge.bridge-nf-call-iptables = 1
" > /etc/sysctl.d/k8s.conf
sysctl -p /etc/sysctl.d/k8s.conf
# 加载ipvs相关内核模块
# 如果重新开机，需要重新加载
modprobe ip_vs
modprobe ip_vs_rr
modprobe ip_vs_wrr
modprobe ip_vs_sh
modprobe nf_conntrack_ipv4
lsmod | grep ip_vs
cat <<EOF >> /etc/hosts
172.31.2.130 node1.zjl.com
172.31.2.131 node2.zjl.com
EOF
ssh-keygen
ssh-copy-id root@120.27.2.100
systemctl enable docker kubelet
docker pull mirrorgooglecontainers/kube-apiserver-amd64:v1.13.1
docker pull mirrorgooglecontainers/pause-amd64:3.1
docker pull mirrorgooglecontainers/kube-controller-manager-amd64:v1.13.1
docker pull mirrorgooglecontainers/kube-scheduler-amd64:v1.13.1
docker pull mirrorgooglecontainers/kube-proxy-amd64:v1.13.1
docker pull mirrorgooglecontainers/etcd-amd64:3.2.18
docker pull coredns/coredns:1.1.3
docker tag mirrorgooglecontainers/kube-apiserver-amd64:v1.13.1 k8s.gcr.io/kube-apiserver:v1.13.1
docker tag mirrorgooglecontainers/pause-amd64:3.1 k8s.gcr.io/pause:3.1
docker tag mirrorgooglecontainers/kube-controller-manager-amd64:v1.13.1 k8s.gcr.io/kube-controller-manager:v1.13.1
docker tag mirrorgooglecontainers/kube-scheduler-amd64:v1.13.1 k8s.gcr.io/kube-scheduler:v1.13.1
docker tag mirrorgooglecontainers/kube-proxy-amd64:v1.13.1 k8s.gcr.io/kube-proxy:v1.13.1
docker tag mirrorgooglecontainers/etcd-amd64:3.2.18 k8s.gcr.io/etcd-amd64:3.2.18
docker tag coredns/coredns:1.1.3 k8s.gcr.io/coredns:1.1.3
kubeadm init --kubernetes-version=v1.11.1 --pod-network-cidr=10.244.0.0/16
mkdir -p $HOME/.kube
sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
sudo chown $(id -u):$(id -g) $HOME/.kube/config
route ip+net: no such network interface
