kubernetes-v1.19 script
This commit is contained in:
huanqing.shao
33
.vuepress/public/install-script/v1.19.x/init-master.sh
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33
.vuepress/public/install-script/v1.19.x/init-master.sh
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#!/bin/bash
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# 只在 master 节点执行
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# 查看完整配置选项 https://godoc.org/k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/v1beta2
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rm -f ./kubeadm-config.yaml
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cat <<EOF > ./kubeadm-config.yaml
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apiVersion: kubeadm.k8s.io/v1beta2
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kind: ClusterConfiguration
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kubernetesVersion: v${1}
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imageRepository: registry.aliyuncs.com/k8sxio
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controlPlaneEndpoint: "${APISERVER_NAME}:6443"
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networking:
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serviceSubnet: "10.96.0.0/16"
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podSubnet: "${POD_SUBNET}"
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dnsDomain: "cluster.local"
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EOF
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# kubeadm init
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# 根据您服务器网速的情况，您需要等候 3 - 10 分钟
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kubeadm init --config=kubeadm-config.yaml --upload-certs
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# 配置 kubectl
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rm -rf /root/.kube/
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mkdir /root/.kube/
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cp -i /etc/kubernetes/admin.conf /root/.kube/config
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# 安装 calico 网络插件
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# 参考文档 https://docs.projectcalico.org/v3.13/getting-started/kubernetes/self-managed-onprem/onpremises
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echo "安装calico-3.13.1"
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rm -f calico-3.13.1.yaml
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wget https://kuboard.cn/install-script/calico/calico-3.13.1.yaml
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kubectl apply -f calico-3.13.1.yaml
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44
.vuepress/public/install-script/v1.19.x/init_master.sh
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44
.vuepress/public/install-script/v1.19.x/init_master.sh
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#!/bin/bash
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# 只在 master 节点执行
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# 脚本出错时终止执行
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set -e
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if [ ${#POD_SUBNET} -eq 0 ] || [ ${#APISERVER_NAME} -eq 0 ]; then
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echo -e "\033[31;1m请确保您已经设置了环境变量 POD_SUBNET 和 APISERVER_NAME \033[0m"
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echo 当前POD_SUBNET=$POD_SUBNET
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echo 当前APISERVER_NAME=$APISERVER_NAME
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exit 1
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fi
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# 查看完整配置选项 https://godoc.org/k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/v1beta2
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rm -f ./kubeadm-config.yaml
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cat <<EOF > ./kubeadm-config.yaml
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apiVersion: kubeadm.k8s.io/v1beta2
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kind: ClusterConfiguration
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kubernetesVersion: v${1}
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imageRepository: registry.aliyuncs.com/k8sxio
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controlPlaneEndpoint: "${APISERVER_NAME}:6443"
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networking:
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serviceSubnet: "10.96.0.0/16"
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podSubnet: "${POD_SUBNET}"
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dnsDomain: "cluster.local"
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EOF
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# kubeadm init
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# 根据您服务器网速的情况，您需要等候 3 - 10 分钟
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kubeadm init --config=kubeadm-config.yaml --upload-certs
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# 配置 kubectl
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rm -rf /root/.kube/
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mkdir /root/.kube/
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cp -i /etc/kubernetes/admin.conf /root/.kube/config
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# 安装 calico 网络插件
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# 参考文档 https://docs.projectcalico.org/v3.13/getting-started/kubernetes/self-managed-onprem/onpremises
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echo "安装calico-3.13.1"
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rm -f calico-3.13.1.yaml
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wget https://kuboard.cn/install-script/calico/calico-3.13.1.yaml
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kubectl apply -f calico-3.13.1.yaml
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107
.vuepress/public/install-script/v1.19.x/install-kubelet.sh
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107
.vuepress/public/install-script/v1.19.x/install-kubelet.sh
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#!/bin/bash
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# 在 master 节点和 worker 节点都要执行
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# 安装 docker
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# 参考文档如下
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# https://docs.docker.com/install/linux/docker-ce/centos/
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# https://docs.docker.com/install/linux/linux-postinstall/
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# 卸载旧版本
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yum remove -y docker \
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docker-client \
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docker-client-latest \
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docker-ce-cli \
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docker-common \
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docker-latest \
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docker-latest-logrotate \
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docker-logrotate \
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docker-selinux \
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docker-engine-selinux \
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docker-engine
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# 设置 yum repository
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yum install -y yum-utils \
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device-mapper-persistent-data \
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lvm2
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yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
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# 安装并启动 docker
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yum install -y docker-ce-19.03.8 docker-ce-cli-19.03.8 containerd.io
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systemctl enable docker
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systemctl start docker
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# 安装 nfs-utils
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# 必须先安装 nfs-utils 才能挂载 nfs 网络存储
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yum install -y nfs-utils
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yum install -y wget
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# 关闭 防火墙
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systemctl stop firewalld
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systemctl disable firewalld
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# 关闭 SeLinux
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setenforce 0
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sed -i "s/SELINUX=enforcing/SELINUX=disabled/g" /etc/selinux/config
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# 关闭 swap
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swapoff -a
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yes | cp /etc/fstab /etc/fstab_bak
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cat /etc/fstab_bak |grep -v swap > /etc/fstab
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# 修改 /etc/sysctl.conf
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# 如果有配置，则修改
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sed -i "s#^net.ipv4.ip_forward.*#net.ipv4.ip_forward=1#g" /etc/sysctl.conf
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sed -i "s#^net.bridge.bridge-nf-call-ip6tables.*#net.bridge.bridge-nf-call-ip6tables=1#g" /etc/sysctl.conf
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sed -i "s#^net.bridge.bridge-nf-call-iptables.*#net.bridge.bridge-nf-call-iptables=1#g" /etc/sysctl.conf
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sed -i "s#^net.ipv6.conf.all.disable_ipv6.*#net.ipv6.conf.all.disable_ipv6=1#g" /etc/sysctl.conf
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sed -i "s#^net.ipv6.conf.default.disable_ipv6.*#net.ipv6.conf.default.disable_ipv6=1#g" /etc/sysctl.conf
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sed -i "s#^net.ipv6.conf.lo.disable_ipv6.*#net.ipv6.conf.lo.disable_ipv6=1#g" /etc/sysctl.conf
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sed -i "s#^net.ipv6.conf.all.forwarding.*#net.ipv6.conf.all.forwarding=1#g" /etc/sysctl.conf
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# 可能没有，追加
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echo "net.ipv4.ip_forward = 1" >> /etc/sysctl.conf
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echo "net.bridge.bridge-nf-call-ip6tables = 1" >> /etc/sysctl.conf
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echo "net.bridge.bridge-nf-call-iptables = 1" >> /etc/sysctl.conf
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echo "net.ipv6.conf.all.disable_ipv6 = 1" >> /etc/sysctl.conf
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echo "net.ipv6.conf.default.disable_ipv6 = 1" >> /etc/sysctl.conf
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echo "net.ipv6.conf.lo.disable_ipv6 = 1" >> /etc/sysctl.conf
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echo "net.ipv6.conf.all.forwarding = 1" >> /etc/sysctl.conf
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# 执行命令以应用
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sysctl -p
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# 配置K8S的yum源
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cat <<EOF > /etc/yum.repos.d/kubernetes.repo
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[kubernetes]
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name=Kubernetes
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baseurl=http://mirrors.aliyun.com/kubernetes/yum/repos/kubernetes-el7-x86_64
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enabled=1
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gpgcheck=0
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repo_gpgcheck=0
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gpgkey=http://mirrors.aliyun.com/kubernetes/yum/doc/yum-key.gpg
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http://mirrors.aliyun.com/kubernetes/yum/doc/rpm-package-key.gpg
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EOF
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# 卸载旧版本
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yum remove -y kubelet kubeadm kubectl
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# 安装kubelet、kubeadm、kubectl
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yum install -y kubelet-${1} kubeadm-${1} kubectl-${1}
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# 修改docker Cgroup Driver为systemd
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# # 将/usr/lib/systemd/system/docker.service文件中的这一行 ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock
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# # 修改为 ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock --exec-opt native.cgroupdriver=systemd
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# 如果不修改，在添加 worker 节点时可能会碰到如下错误
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# [WARNING IsDockerSystemdCheck]: detected "cgroupfs" as the Docker cgroup driver. The recommended driver is "systemd".
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# Please follow the guide at https://kubernetes.io/docs/setup/cri/
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sed -i "s#^ExecStart=/usr/bin/dockerd.*#ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock --exec-opt native.cgroupdriver=systemd#g" /usr/lib/systemd/system/docker.service
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# 设置 docker 镜像，提高 docker 镜像下载速度和稳定性
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# 如果您访问 https://hub.docker.io 速度非常稳定，亦可以跳过这个步骤
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curl -sSL https://kuboard.cn/install-script/set_mirror.sh | sh -s https://registry.cn-hangzhou.aliyuncs.com
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# 重启 docker，并启动 kubelet
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systemctl daemon-reload
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systemctl restart docker
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systemctl enable kubelet && systemctl start kubelet
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docker version
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108
.vuepress/public/install-script/v1.19.x/install_kubelet.sh
Normal file
108
.vuepress/public/install-script/v1.19.x/install_kubelet.sh
Normal file
@ -0,0 +1,108 @@
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#!/bin/bash
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# 在 master 节点和 worker 节点都要执行
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# 安装 docker
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# 参考文档如下
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# https://docs.docker.com/install/linux/docker-ce/centos/
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# https://docs.docker.com/install/linux/linux-postinstall/
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# 卸载旧版本
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yum remove -y docker \
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docker-client \
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docker-client-latest \
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docker-ce-cli \
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docker-common \
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docker-latest \
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docker-latest-logrotate \
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docker-logrotate \
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docker-selinux \
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docker-engine-selinux \
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docker-engine
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# 设置 yum repository
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yum install -y yum-utils \
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device-mapper-persistent-data \
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lvm2
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yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
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# 安装并启动 docker
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yum install -y docker-ce-19.03.8 docker-ce-cli-19.03.8 containerd.io
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systemctl enable docker
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systemctl start docker
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# 安装 nfs-utils
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# 必须先安装 nfs-utils 才能挂载 nfs 网络存储
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yum install -y nfs-utils
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yum install -y wget
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# 关闭 防火墙
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systemctl stop firewalld
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systemctl disable firewalld
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# 关闭 SeLinux
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setenforce 0
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sed -i "s/SELINUX=enforcing/SELINUX=disabled/g" /etc/selinux/config
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# 关闭 swap
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swapoff -a
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yes | cp /etc/fstab /etc/fstab_bak
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cat /etc/fstab_bak |grep -v swap > /etc/fstab
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# 修改 /etc/sysctl.conf
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# 如果有配置，则修改
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sed -i "s#^net.ipv4.ip_forward.*#net.ipv4.ip_forward=1#g" /etc/sysctl.conf
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sed -i "s#^net.bridge.bridge-nf-call-ip6tables.*#net.bridge.bridge-nf-call-ip6tables=1#g" /etc/sysctl.conf
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sed -i "s#^net.bridge.bridge-nf-call-iptables.*#net.bridge.bridge-nf-call-iptables=1#g" /etc/sysctl.conf
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sed -i "s#^net.ipv6.conf.all.disable_ipv6.*#net.ipv6.conf.all.disable_ipv6=1#g" /etc/sysctl.conf
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sed -i "s#^net.ipv6.conf.default.disable_ipv6.*#net.ipv6.conf.default.disable_ipv6=1#g" /etc/sysctl.conf
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sed -i "s#^net.ipv6.conf.lo.disable_ipv6.*#net.ipv6.conf.lo.disable_ipv6=1#g" /etc/sysctl.conf
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sed -i "s#^net.ipv6.conf.all.forwarding.*#net.ipv6.conf.all.forwarding=1#g" /etc/sysctl.conf
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# 可能没有，追加
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echo "net.ipv4.ip_forward = 1" >> /etc/sysctl.conf
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echo "net.bridge.bridge-nf-call-ip6tables = 1" >> /etc/sysctl.conf
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echo "net.bridge.bridge-nf-call-iptables = 1" >> /etc/sysctl.conf
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echo "net.ipv6.conf.all.disable_ipv6 = 1" >> /etc/sysctl.conf
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echo "net.ipv6.conf.default.disable_ipv6 = 1" >> /etc/sysctl.conf
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echo "net.ipv6.conf.lo.disable_ipv6 = 1" >> /etc/sysctl.conf
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echo "net.ipv6.conf.all.forwarding = 1" >> /etc/sysctl.conf
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# 执行命令以应用
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sysctl -p
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# 配置K8S的yum源
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cat <<EOF > /etc/yum.repos.d/kubernetes.repo
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[kubernetes]
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name=Kubernetes
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baseurl=http://mirrors.aliyun.com/kubernetes/yum/repos/kubernetes-el7-x86_64
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enabled=1
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gpgcheck=0
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repo_gpgcheck=0
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gpgkey=http://mirrors.aliyun.com/kubernetes/yum/doc/yum-key.gpg
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http://mirrors.aliyun.com/kubernetes/yum/doc/rpm-package-key.gpg
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EOF
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# 卸载旧版本
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yum remove -y kubelet kubeadm kubectl
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# 安装kubelet、kubeadm、kubectl
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# 将 ${1} 替换为 kubernetes 版本号，例如 1.17.2
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yum install -y kubelet-${1} kubeadm-${1} kubectl-${1}
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# 修改docker Cgroup Driver为systemd
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# # 将/usr/lib/systemd/system/docker.service文件中的这一行 ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock
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# # 修改为 ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock --exec-opt native.cgroupdriver=systemd
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# 如果不修改，在添加 worker 节点时可能会碰到如下错误
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# [WARNING IsDockerSystemdCheck]: detected "cgroupfs" as the Docker cgroup driver. The recommended driver is "systemd".
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# Please follow the guide at https://kubernetes.io/docs/setup/cri/
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sed -i "s#^ExecStart=/usr/bin/dockerd.*#ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock --exec-opt native.cgroupdriver=systemd#g" /usr/lib/systemd/system/docker.service
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# 设置 docker 镜像，提高 docker 镜像下载速度和稳定性
|
||||
# 如果您访问 https://hub.docker.io 速度非常稳定，亦可以跳过这个步骤
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curl -sSL https://kuboard.cn/install-script/set_mirror.sh | sh -s ${REGISTRY_MIRROR}
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# 重启 docker，并启动 kubelet
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systemctl daemon-reload
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systemctl restart docker
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systemctl enable kubelet && systemctl start kubelet
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docker version
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||||
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