crazygit · November 27, 2023 04:44 · Nov 27, 2023
diff --git a/Vagrantfile b/Vagrantfile
@@ -0,0 +1,33 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+Vagrant.configure("2") do |config|
+
+  # common config for master and node
+  config.vm.provision "shell", path: "init.sh"
+  config.vm.box = "gyptazy/ubuntu22.04-arm64"
+  config.vm.box_check_update = false
+
+  # master
+  config.vm.define "master" do |master|
+    master.vm.network "private_network", ip: "10.0.0.101"
+    master.vm.hostname = "master.k8s.local"
+    master.vm.provider "vmware_desktop" do |v|
+      v.vmx["memsize"] = "4096"
+      v.vmx["numvcpus"] = "2"
+    end
+  end
+
+  # node
+  (1..2).each do |i|
+    config.vm.define "node#{i}" do |node|
+      node.vm.network "private_network", ip: "10.0.0.20#{i}"
+      node.vm.hostname = "node#{i}.k8s.local"
+
+      node.vm.provider "vmware_desktop" do |v|
+        v.vmx["memsize"] = "2048"
+        v.vmx["numvcpus"] = "2"
+      end
+    end
+  end
+end
diff --git a/init.sh b/init.sh
@@ -0,0 +1,94 @@
+set -eux
+
+# 目前写死的是ubuntu 22.04 arm架构的源
+function use_tsinghua_mirror() {
+	cat >/etc/apt/sources.list <<EOF
+# 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释
+deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy main restricted universe multiverse
+# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy main restricted universe multiverse
+deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-updates main restricted universe multiverse
+# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-updates main restricted universe multiverse
+deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-backports main restricted universe multiverse
+# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-backports main restricted universe multiverse
+
+deb http://ports.ubuntu.com/ubuntu-ports/ jammy-security main restricted universe multiverse
+# deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy-security main restricted universe multiverse
+
+# 预发布软件源，不建议启用
+# deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-proposed main restricted universe multiverse
+# # deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-proposed main restricted universe multiverse
+EOF
+}
+
+# 安装常用软件
+function install_software() {
+	apt-get update && apt-get install -y vim net-tools
+}
+
+function install_containerd() {
+	apt-get update && apt-get install -y ca-certificates curl gnupg
+	install -m 0755 -d /etc/apt/keyrings
+	curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
+	chmod a+r /etc/apt/keyrings/docker.gpg
+
+	# Add the repository to Apt sources:
+	echo \
+		"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
+    $(. /etc/os-release && echo "$VERSION_CODENAME") stable" |
+		sudo tee /etc/apt/sources.list.d/docker.list >/dev/null
+	apt-get update
+
+	apt-get install -y containerd.io
+	apt-mark hold containerd.io
+}
+
+function install_kubeadm() {
+	apt-get update
+	apt-get install -y apt-transport-https ca-certificates curl
+	curl -fsSL https://pkgs.k8s.io/core:/stable:/v1.28/deb/Release.key | sudo gpg --dearmor -o /etc/apt/keyrings/kubernetes-apt-keyring.gpg
+	# This overwrites any existing configuration in /etc/apt/sources.list.d/kubernetes.list
+	echo 'deb [signed-by=/etc/apt/keyrings/kubernetes-apt-keyring.gpg] https://pkgs.k8s.io/core:/stable:/v1.28/deb/ /' | sudo tee /etc/apt/sources.list.d/kubernetes.list
+	apt-get update && apt-get install -y kubelet kubeadm kubectl
+	apt-mark hold kubelet kubeadm kubectl
+
+}
+
+function disable_swap() {
+	swapoff -a
+	rm /swap.img
+	sed -i '/swap/s/^\(.*\)$/# \1/g' /etc/fstab
+}
+
+function config_system() {
+	modprobe br_netfilter
+
+	echo 1 | tee /proc/sys/net/ipv4/ip_forward
+	echo 1 | tee /proc/sys/net/bridge/bridge-nf-call-iptables
+
+	# 默认的containerd的配置（通过Docker安装的默认配置）是没有enable cri服务的,需要更新配置文件
+	containerd config default | sudo tee /etc/containerd/config.toml
+	# 设置containerd使用正确的cgroup, 不然创建集群后，会看到k8s的系统组件的容器一直在重启
+	sed -i 's/SystemdCgroup = false/SystemdCgroup = true/g' /etc/containerd/config.toml
+
+	# 配置crictl模式使用的runtime,生成的配置文件在/etc/crictl.yaml，可以随时修改。
+	crictl config runtime-endpoint unix:///var/run/containerd/containerd.sock
+
+	systemctl enable containerd.service
+	systemctl enable kubelet.service
+	systemctl restart containerd.service
+	systemctl restart kubelet.service
+}
+
+function main() {
+	export DEBIAN_FRONTEND=noninteractive
+	disable_swap
+	use_tsinghua_mirror
+	install_software
+	# k8s 1.24版本开始不再使用docker,而是默认使用containerd
+	install_containerd
+	install_kubeadm
+
+	config_system
+}
+
+main