Minikube部署单节点Kubernetes

1.1 Minikube部署单节点K8s

  • Minikube是由Kubernetes社区维护的单机版的Kubernetes集群,支持macOS, Linux, andWindows等多种操作系统平台,使用最新的官方stable版本,并支持Kubernetes的大部分功能,从基础的容器编排管理,到高级特性如负载均衡、Ingress,权限控制等。非常适合作为Kubernetes入门,或开发测试环境使用。Minikube实际是跑在本地的虚拟机中的,所以,需要先安装一套Hypervisor。

  • 官方地址:minikube start | minikube

1.1.1 安装部署Docker-ce

复制代码
[root@minikube ~]# wget -O /etc/yum.repos.d/docker-ce.repo https://mirrors.huaweicloud.com/docker-ce/linux/centos/docker-ce.repo
[root@minikube ~]# sed -i 's+download.docker.com+mirrors.huaweicloud.com/docker-ce+' /etc/yum.repos.d/docker-ce.repo
[root@minikube ~]# sed -i 's/$releasever/7Server/g' /etc/yum.repos.d/docker-ce.repo
[root@minikube ~]# yum install docker-ce -y
[root@minikube ~]# tee /etc/docker/daemon.json <<-'EOF'
{
"exec-opts": ["native.cgroupdriver=systemd"],
"registry-mirrors": [
"https://dbckerproxy.com",
"https://hub-mirror.c.163.com",
"https://mirror.baidubce.com",
"https://ccr.ccs.tencentyun.com"
]
}
EOF
​
[root@minikube ~]# systemctl daemon-reload
[root@minikube ~]# systemctl enable --now docker.service
[root@minikube ~]# docker --version
Docker version 20.10.21, build baeda1f

1.1.2 安装Minikube

复制代码
[root@minikube ~]# wget -c https://storage.googleapis.com/minikube/releases/latest/minikube-latest.x86_64.rpm
[root@minikube ~]# yum install minikube-latest.x86_64.rpm -y
[root@minikube ~]# minikube version
minikube version: v1.33.1
commit: 5883c09216182566a63dff4c326a6fc9ed2982ff
[root@minikube ~]# curl -LO https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64
[root@minikube ~]# install minikube-linux-amd64 /usr/local/bin/minikube

1.1.3 禁用swap分区

复制代码
[root@minikube ~]# sed -i 's/.*swap.*/# &/' /etc/fstab
[root@minikube ~]# swapoff -a

1.1.4 安装kubectl

复制代码
[root@minikube ~]# curl -LO https://storage.googleapis.com/kubernetes-release/release/`curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt`/bin/linux/amd64/kubectl
[root@minikube ~]# chmod +x ./kubectl
[root@minikube ~]# mv kubectl /usr/local/bin/
[root@minikube ~]# kubectl version --client
Client Version: v1.30.1
Kustomize Version: v5.0.4-0.20230601165947-6ce0bf390ce3

1.1.5 升级内核并配置参数

复制代码
[root@minikube ~]# cat > /etc/sysctl.d/kubernetes.conf <<EOF
net.bridge.bridge-nf-call-iptables=1
net.bridge.bridge-nf-call-ip6tables=1
net.ipv4.ip_forward=1
net.ipv4.tcp_tw_recycle=0
vm.swappiness=0
vm.overcommit_memory=1
vm.panic_on_oom=0
fs.inotify.max_user_instances=8192
fs.inotify.max_user_watches=1048576
fs.file-max=52706963
fs.nr_open=52706963
net.ipv6.conf.all.disable_ipv6=1
net.netfilter.nf_conntrack_max=2310720
EOF
​
[root@minikube ~]# sysctl -p /etc/sysctl.d/kubernetes.conf

1.1.6 安装cri-docker

复制代码
[root@minikube ~]# wget -c https://github.com/Mirantis/cri-dockerd/releases/download/v0.3.13/cri-dockerd-0.3.13-3.el7.x86_64.rpm
[root@minikube ~]# yum install cri-dockerd-0.3.13-3.el7.x86_64.rpm -y
[root@minikube ~]# sed -i 's#^ExecStart=.*#ExecStart=/usr/bin/cri-dockerd --network-plugin=cni --pod-infra-container-image=registry.aliyuncs.com/google_containers/pause:3.9#' /usr/lib/systemd/system/cri-docker.service
[root@minikube ~]# systemctl daemon-reload
[root@minikube ~]# systemctl restart docker
[root@minikube ~]# systemctl enable --now cri-docker.service

1.1.7 安装crictl

复制代码
[root@minikube ~]# VERSION="v1.30.0"
[root@minikube ~]# wget https://github.com/kubernetes-sigs/cri-tools/releases/download/$VERSION/crictl-$VERSION-linux-amd64.tar.gz
[root@minikube ~]# tar zxf crictl-$VERSION-linux-amd64.tar.gz -C /usr/bin
[root@minikube ~]# rm -f crictl-$VERSION-linux-amd64.tar.gz

1.1.8 启动minikube

复制代码
[root@minikube ~]# yum install conntrack -y
[root@minikube ~]# minikube start --vm-driver=none --image-mirror-country=cn --registry-mirror='https://ckdhnbk9.mirror.aliyuncs.com' --image-repository='registry.cn-hangzhou.aliyuncs.com/google_containers' --driver=docker --force

1.1.9 检查服务是否正常

复制代码
[root@minikube ~]# mv /root/.kube /root/.minikube $HOME
[root@minikube ~]# chown -R $USER $HOME/.kube $HOME/.minikube
[root@minikube ~]# kubectl get cs
Warning: v1 ComponentStatus is deprecated in v1.19+
NAME                 STATUS    MESSAGE   ERROR
controller-manager   Healthy   ok        
scheduler            Healthy   ok        
etcd-0               Healthy   ok        
​
[root@minikube ~]# kubectl get node
NAME       STATUS   ROLES           AGE   VERSION
minikube   Ready    control-plane   22m   v1.30.0
[root@minikube ~]# minikube status
minikube
type: Control Plane
host: Running
kubelet: Running
apiserver: Running
kubeconfig: Configured
​
[root@minikube ~]# kubectl get pod -n kube-system
NAME                               READY   STATUS             RESTARTS        AGE
coredns-7db6d8ff4d-7ztfs           1/1     Running            1 (84s ago)    22m
etcd-minikube                      1/1     Running            1 (9m45s ago)   22m
kube-apiserver-minikube            1/1     Running            1 (3m20s ago)   22m
kube-controller-manager-minikube   1/1     Running            1 (9m45s ago)   22m
kube-proxy-dfqnf                   1/1     Running            1 (9m45s ago)   22m
kube-scheduler-minikube            1/1     Running            1 (9m45s ago)   22m
storage-provisioner                1/1     Running            3 (2m34s ago)   22m
相关推荐
木鱼时刻1 天前
容器与 Kubernetes 基本概念与架构
容器·架构·kubernetes
chuanauc2 天前
Kubernets K8s 学习
java·学习·kubernetes
庸子2 天前
基于Jenkins和Kubernetes构建DevOps自动化运维管理平台
运维·kubernetes·jenkins
李白你好2 天前
高级运维!Kubernetes(K8S)常用命令的整理集合
运维·容器·kubernetes
Connie14512 天前
k8s多集群管理中的联邦和舰队如何理解?
云原生·容器·kubernetes
伤不起bb3 天前
Kubernetes 服务发布基础
云原生·容器·kubernetes
别骂我h3 天前
Kubernetes服务发布基础
云原生·容器·kubernetes
weixin_399380693 天前
k8s一键部署tongweb企业版7049m6(by why+lqw)
java·linux·运维·服务器·云原生·容器·kubernetes
斯普信专业组3 天前
K8s环境下基于Nginx WebDAV与TLS/SSL的文件上传下载部署指南
nginx·kubernetes·ssl
&如歌的行板&3 天前
如何在postman中动态请求k8s中的pod ip(基于nacos)
云原生·容器·kubernetes