centos7基于keepalived+nginx部署k8s1.26.0高可用集群
<div id="navCategory"><h5 class="catalogue">目录</h5><ul class="first_class_ul"><li><a href="#_label0">一、初始化（所有节点都执行）</a></li><li><a href="#_label1">二、安装containerd（所有节点都执行）</a></li><li><a href="#_label2">三、安装docker-ce（所有节点都执行）</a></li><li><a href="#_label3">四、安装kubelet+kubeadm+kubectl（所有节点都执行）</a></li><li><a href="#_label4">五、安装keepalived+nginx（只在master节点执行）</a></li><li><a href="#_label5">六、kubeadm初始化k8s集群（只在k8s-master1执行）</a></li><li><a href="#_label6">七、将其他master join到k8s集群（在k8s-master2和k8s-master3执行）</a></li><li><a href="#_label7">八、将node节点join到k8s集群（只在k8s-node1节点执行）</a></li><li><a href="#_label8">九、部署calico网络插件（只在k8s-master1执行）</a></li><li><a href="#_label9">十、配置etcd高可用状态</a></li><li><a href="#_label10">十一、总结</a></li></ul></div><table cellspacing="0"><tbody><tr><td><p>k8s集群角色</p></td><td><p>IP地址</p></td><td><p>主机名</p></td></tr><tr><td><p>master</p></td><td><p>192.168.209.116</p></td><td><p>k8s-master1</p></td></tr><tr><td colspan="1"><p>master</p></td><td colspan="1"><p>192.168.209.117</p></td><td colspan="1"><p>k8s-master2</p></td></tr><tr><td colspan="1"><p>master</p></td><td colspan="1"><p>192.168.209.118</p></td><td colspan="1"><p>k8s-master3</p></td></tr><tr><td><p>node</p></td><td><p>192.168.209.119</p></td><td><p>k8s-node1</p></td></tr></tbody></table><div class="jb51code"><pre class="brush:bash;">echo "设置主机名"
echo "在 192.168.209.116 上执行如下："
hostnamectl set-hostname k8s-master1 && bash
echo "在 192.168.209.117 上执行如下："
hostnamectl set-hostname k8s-master2 && bash
echo "在 192.168.209.118 上执行如下："
hostnamectl set-hostname k8s-master3 && bash
echo "在 192.168.209.119 上执行如下："
hostnamectl set-hostname k8s-node1 && bash</pre></div>
<p class="maodian"><a name="_label0"></a></p><h2>一、初始化（所有节点都执行）</h2>
<div class="jb51code"><pre class="brush:bash;">echo "配置阿里云yum源"
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.bak
curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
yum clean all
yum makecache
echo "更新系统并安装必要工具..."
yum update -y
yum install -y yum-utils device-mapper-persistent-data lvm2 bash-completion
echo "禁用 SELinux 和防火墙..."
setenforce 0
sed -i 's/^SELINUX=.*/SELINUX=disabled/' /etc/selinux/config
systemctl disable --now firewalld
echo "禁用 swap..."
swapoff -a
sed -i '/ swap / s/^\(.*\)$/#\1/g' /etc/fstab
echo "# 优化系统配置，开启 IP 转发、关闭 swap 等"
echo "优化系统配置..."
cat <<EOF | tee /etc/sysctl.d/k8s.conf
vm.swappiness = 0
vm.panic_on_oom = 0
net.ipv4.tcp_tw_reuse = 1
net.ipv4.tcp_tw_recycle = 0
net.ipv4.tcp_fin_timeout = 30
net.ipv4.tcp_syncookies = 1
net.bridge.bridge-nf-call-ip6tables = 1
net.bridge.bridge-nf-call-iptables= 1
net.bridge.bridge-nf-call-arptables = 1
net.ipv4.ip_forward = 1
net.ipv6.conf.all.disable_ipv6 = 1
net.netfilter.nf_conntrack_max = 2310720
fs.inotify.max_user_instances = 8192
fs.inotify.max_user_watches = 1048576
fs.file-max = 52706963
fs.nr_open = 52706963
EOF
sysctl -p /etc/sysctl.d/k8s.conf
echo "加载 br_netfilter 模块..."
modprobe br_netfilter
lsmod | grep br_netfilter
echo "安装 ipset 和 ipvsadm..."
yum -y install ipset ipvsadm
echo "配置 ipvsadm 模块加载方式..."
cat > /etc/sysconfig/modules/ipvs.modules <<EOF
#!/bin/bash
modprobe -- ip_vs
modprobe -- ip_vs_rr
modprobe -- ip_vs_wrr
modprobe -- ip_vs_sh
modprobe -- nf_conntrack
EOF
chmod 755 /etc/sysconfig/modules/ipvs.modules
bash /etc/sysconfig/modules/ipvs.modules
lsmod | grep -e ip_vs
lsmod | grep -e ip_vs -e nf_conntrack</pre></div>
<p class="maodian"><a name="_label1"></a></p><h2>二、安装containerd（所有节点都执行）</h2>
<div class="jb51code"><pre class="brush:bash;">echo "安装 Containerd..."
yum-config-manager --add-repo https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
yum install -y containerd.io
containerd config default > /etc/containerd/config.toml
#修改/etc/containerd/config.toml文件：
#1、把 SystemdCgroup = false 修改成 SystemdCgroup = true
#2、把 sandbox_image = "k8s.gcr.io/pause:3.6"修改成sandbox_image = "registry.aliyuncs.com/google_containers/pause:3.7"
#3、在下面加4行
endpoint = ["https://swr.cn-north-4.myhuaweicloud.com"]
endpoint = ["https://swr.cn-north-4.myhuaweicloud.com/ddn-k8s/docker.io"]</pre></div>
<div class="jb51code"><pre class="brush:bash;">systemctl enable --now containerd
systemctl start containerd</pre></div>
<p class="maodian"><a name="_label2"></a></p><h2>三、安装docker-ce（所有节点都执行）</h2>
<div class="jb51code"><pre class="brush:bash;">echo "停止旧版本docker"
sudo systemctl stop docker
echo "卸载旧版本docker"
# yum remove -y docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-selinux \
docker-engine-selinux \
docker-engine
sudo rm -rf /var/lib/docker
sudo rm -rf /run/docker
sudo rm -rf /var/run/docker
sudo rm -rf /etc/docker
echo "安装docker-ce"
yum install -y yum-utils device-mapper-persistent-data lvm2 git
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
yum install docker-ce -y</pre></div>
<div class="jb51code"><pre class="brush:bash;">cat /etc/docker/daemon.json
{
"exec-opts": ["native.cgroupdriver=systemd"],
"registry-mirrors": [
"https://2a6bf1988cb6428c877f723ec7530dbc.mirror.swr.myhuaweicloud.com",
"https://docker.m.daocloud.io",
"https://hub-mirror.c.163.com",
"https://mirror.baidubce.com",
"https://your_preferred_mirror",
"https://dockerhub.icu",
"https://docker.registry.cyou",
"https://docker-cf.registry.cyou",
"https://dockercf.jsdelivr.fyi",
"https://docker.jsdelivr.fyi",
"https://dockertest.jsdelivr.fyi",
"https://mirror.aliyuncs.com",
"https://dockerproxy.com",
"https://mirror.baidubce.com",
"https://docker.m.daocloud.io",
"https://docker.nju.edu.cn",
"https://docker.mirrors.sjtug.sjtu.edu.cn",
"https://docker.mirrors.ustc.edu.cn",
"https://mirror.iscas.ac.cn",
"https://docker.rainbond.cc"
]
}</pre></div>
<div class="jb51code"><pre class="brush:bash;">systemctl enable --now docker
systemctl restart docker</pre></div>
<p class="maodian"><a name="_label3"></a></p><h2>四、安装kubelet+kubeadm+kubectl（所有节点都执行）</h2>
<div class="jb51code"><pre class="brush:bash;">echo "安装 Kubernetes 工具..."
cat <<EOF > /etc/yum.repos.d/kubernetes.repo
name=Kubernetes
baseurl=https://mirrors.aliyun.com/kubernetes/yum/repos/kubernetes-el7-x86_64
enabled=1
gpgcheck=1
repo_gpgcheck=1
gpgkey=https://mirrors.aliyun.com/kubernetes/yum/doc/yum-key.gpg https://mirrors.aliyun.com/kubernetes/yum/doc/rpm-package-key.gpg
EOF
yum install -y kubelet-1.26.0 kubeadm-1.25.0 kubectl-1.26.0
systemctl enable kubelet
systemctl restart kubelet</pre></div>
<p class="maodian"><a name="_label4"></a></p><h2>五、安装keepalived+nginx（只在master节点执行）</h2>
<div class="jb51code"><pre class="brush:bash;">sudo yum install -y epel-release
sudo yum install -y nginx keepalived
echo "配置nginx"
vim /etc/nginx/nginx.conf
#在http块的上方加上stream块
...
stream {
log_formatmain'$remote_addr $upstream_addr - [$time_local] $status $upstream_bytes_sent';
access_log/var/log/nginx/k8s-access.logmain;
upstream k8s-apiserver {
server 192.168.209.118:6443 weight=5 max_fails=3 fail_timeout=30s;
server 192.168.209.117:6443 weight=5 max_fails=3 fail_timeout=30s;
server 192.168.209.116:6443 weight=5 max_fails=3 fail_timeout=30s;
}
server {
listen 16443; # 由于nginx与master节点复用，这个监听端口不能是6443，否则会冲突
proxy_pass k8s-apiserver;
}
}
http {</pre></div>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_kubeadm+nginx" src="https://img.jbzj.com/file_images/article/202501/2025011116384125.png" width="950" /></p>
<div class="jb51code"><pre class="brush:bash;">echo "配置keepalived"
echo "--------k8s-master1配置--------------"
cat /etc/keepalived/keepalived.conf
global_defs {
notification_email {
acassen@firewall.loc
failover@firewall.loc
sysadmin@firewall.loc
}
notification_email_from Alexandre.Cassen@firewall.loc
smtp_server 127.0.0.1
smtp_connect_timeout 30
router_id NGINX_MASTER
}
vrrp_script check_nginx {
script "/etc/keepalived/check_nginx.sh"
}
vrrp_instance VI_1 {
state MASTER
interface ens33# 修改为实际网卡名
virtual_router_id 51 # VRRP 路由 ID实例，每个实例是唯一的
priority 100 # 优先级，备服务器设置 90
advert_int 1 # 指定VRRP 心跳包通告间隔时间，默认1秒
authentication {
auth_type PASS
auth_pass 1111
}
# 虚拟IP
virtual_ipaddress {
192.168.209.111/24
}
track_script {
check_nginx
}
}</pre></div>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_kubeadm部署k8s高可用集群_02" src="https://img.jbzj.com/file_images/article/202501/2025011116384126.png" width="859" /></p>
<div class="jb51code"><pre class="brush:bash;">echo "配置keepalived"
echo "--------k8s-master2配置--------------"
cat /etc/keepalived/keepalived.conf
global_defs {
notification_email {
acassen@firewall.loc
failover@firewall.loc
sysadmin@firewall.loc
}
notification_email_from Alexandre.Cassen@firewall.loc
smtp_server 127.0.0.1
smtp_connect_timeout 30
router_id NGINX_BACKUP
}
vrrp_script check_nginx {
script "/etc/keepalived/check_nginx.sh"
}
vrrp_instance VI_1 {
state BACKUP
interface ens33# 修改为实际网卡名
virtual_router_id 51 # VRRP 路由 ID实例，每个实例是唯一的
priority 90 # 优先级，备服务器设置 90
advert_int 1 # 指定VRRP 心跳包通告间隔时间，默认1秒
authentication {
auth_type PASS
auth_pass 1111
}
# 虚拟IP
virtual_ipaddress {
192.168.209.111/24
}
track_script {
check_nginx
}
}</pre></div>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_kubeadm+nginx_03" src="https://img.jbzj.com/file_images/article/202501/2025011116384227.png" width="877" /></p>
<div class="jb51code"><pre class="brush:bash;">echo "配置keepalived"
echo "--------k8s-master3配置--------------"
global_defs {
notification_email {
acassen@firewall.loc
failover@firewall.loc
sysadmin@firewall.loc
}
notification_email_from Alexandre.Cassen@firewall.loc
smtp_server 127.0.0.1
smtp_connect_timeout 30
router_id NGINX_BACKUP
}
vrrp_script check_nginx {
script "/etc/keepalived/check_nginx.sh"
}
vrrp_instance VI_1 {
state BACKUP
interface ens33# 修改为实际网卡名
virtual_router_id 51 # VRRP 路由 ID实例，每个实例是唯一的
priority 80 # 优先级，备服务器设置 80
advert_int 1 # 指定VRRP 心跳包通告间隔时间，默认1秒
authentication {
auth_type PASS
auth_pass 1111
}
# 虚拟IP
virtual_ipaddress {
192.168.209.111/24
}
track_script {
check_nginx
}
}</pre></div>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_kubeadm部署k8s高可用集群_04" src="https://img.jbzj.com/file_images/article/202501/2025011116384228.png" width="950" /></p>
<div class="jb51code"><pre class="brush:bash;">cat /etc/keepalived/check_nginx.sh
#!/bin/bash
#1、判断Nginx是否存活
counter=$(ps -ef |grep nginx | grep sbin | egrep -cv "grep|$$" )
if [ $counter -eq 0 ]; then
#2、如果不存活则尝试启动Nginx
service nginx start
sleep 2
#3、等待2秒后再次获取一次Nginx状态
counter=$(ps -ef |grep nginx | grep sbin | egrep -cv "grep|$$" )
#4、再次进行判断，如Nginx还不存活则停止Keepalived，让地址进行漂移
if [ $counter -eq 0 ]; then
servicekeepalived stop
fi
fi</pre></div>
<div class="jb51code"><pre class="brush:bash;">echo "启动nginx和keepalived服务"
chmod +x /etc/keepalived/check_nginx.sh
systemctl daemon-reload && systemctl restart nginx
systemctl restart keepalived && systemctl enable nginx keepalived</pre></div>
<p class="maodian"><a name="_label5"></a></p><h2>六、kubeadm初始化k8s集群（只在k8s-master1执行）</h2>
<p>改注释文字的地方，改成下面这个样子</p>
<div class="jb51code"><pre class="brush:bash;">kubeadm config print init-defaults > kubeadm.yaml
cat kubeadm.yaml
apiVersion: kubeadm.k8s.io/v1beta3
bootstrapTokens:
- groups:
- system:bootstrappers:kubeadm:default-node-token
token: abcdef.0123456789abcdef
ttl: 24h0m0s
usages:
- signing
- authentication
kind: InitConfiguration
#localAPIEndpoint: #注释掉
#advertiseAddress: 1.2.3.4#注释掉
#bindPort: 6443 #注释掉
nodeRegistration:
criSocket: unix:///run/containerd/containerd.sock #指定好
imagePullPolicy: IfNotPresent
#name: node
taints: null
---
apiServer:
timeoutForControlPlane: 4m0s
apiVersion: kubeadm.k8s.io/v1beta3
certificatesDir: /etc/kubernetes/pki
clusterName: kubernetes
controllerManager: {}
dns: {}
etcd:
local:
dataDir: /var/lib/etcd
imageRepository: registry.cn-hangzhou.aliyuncs.com/google_containers #改成这样
kind: ClusterConfiguration
kubernetesVersion: 1.26.0
controlPlaneEndpoint: 192.168.209.111:16443 #改成vip+nginx端口
networking:
dnsDomain: cluster.local
serviceSubnet: 10.96.0.0/12
podSubnet: 10.244.0.0/16 #指定pod网段
scheduler: {}
---
apiVersion: kubeproxy.config.k8s.io/v1alpha1
kind: KubeProxyConfiguration
mode: ipvs
---
apiVersion: kubelet.config.k8s.io/v1beta1
kind: KubeletConfiguration
cgroupDriver: systemd</pre></div>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_keepalived+nginx_05" src="https://img.jbzj.com/file_images/article/202501/2025011116384229.png" width="677" /></p>
<div class="jb51code"><pre class="brush:bash;">kubeadm init --cnotallow=kubeadm.yaml --ignore-preflight-errors=SystemVerification</pre></div>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_kubeadm+nginx_06" src="https://img.jbzj.com/file_images/article/202501/2025011116384330.png" width="950" /></p>
<div class="jb51code"><pre class="brush:bash;">mkdir -p $HOME/.kube
sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
sudo chown $(id -u):$(id -g) $HOME/.kube/config
kubectl get nodes</pre></div>
<p>至此 k8s主节点已安装完成</p>
<p>-----------------------------</p>
<p>注意提前去k8s-master2和k8s-master3节点上创建个文件夹</p>
<div class="jb51code"><pre class="brush:bash;">mkdir -p /etc/kubernetes/pki/etcd/</pre></div>
<p></p>
<div class="jb51code"><pre class="brush:bash;">echo "将k8s-master1中的证书scp到k8s-master2和k8s-master3节点"
cd/etc/kubernetes/pki/
scp ca.* k8s-master2:/etc/kubernetes/pki/
scp sa.* k8s-master2:/etc/kubernetes/pki/
scp front-proxy-ca.*k8s-master2:/etc/kubernetes/pki/
scp etcd/ca.*k8s-master2:/etc/kubernetes/pki/etcd/
scp ca.* k8s-master3:/etc/kubernetes/pki/
scp sa.* k8s-master3:/etc/kubernetes/pki/
scp front-proxy-ca.*k8s-master3:/etc/kubernetes/pki/
scp etcd/ca.*k8s-master3:/etc/kubernetes/pki/etcd/</pre></div>
<p></p>
<p class="maodian"><a name="_label6"></a></p><h2>七、将其他master join到k8s集群（在k8s-master2和k8s-master3执行）</h2>
<p>--control-plane --ignore-preflight-errors=SystemVerification 加上这两个</p>
<div class="jb51code"><pre class="brush:bash;">kubeadm join 192.168.209.111:16443 --token abcdef.0123456789abcdef \
--discovery-token-ca-cert-hash sha256:ec363a06d7681d941e7969fb6e994f4a4c1c4ef0d154c7290131c1e830b4bec5 \
--control-plane --ignore-preflight-errors=SystemVerification</pre></div>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_centos7部署k8s高可用集群_07" src="https://img.jbzj.com/file_images/article/202501/2025011116384331.png" width="950" /></p>
<p class="maodian"><a name="_label7"></a></p><h2>八、将node节点join到k8s集群（只在k8s-node1节点执行）</h2>
<div class="jb51code"><pre class="brush:bash;">kubeadm join 192.168.209.111:16443 --token abcdef.0123456789abcdef \
--discovery-token-ca-cert-hash sha256:ec363a06d7681d941e7969fb6e994f4a4c1c4ef0d154c7290131c1e830b4bec5 --ignore-preflight-errors=SystemVerification</pre></div>
<p class="maodian"><a name="_label8"></a></p><h2>九、部署calico网络插件（只在k8s-master1执行）</h2>
<div class="jb51code"><pre class="brush:bash;">curl https://raw.githubusercontent.com/projectcalico/calico/v3.26.0/manifests/calico.yaml -O
sed -i 's|docker.io/calico/cni:v3.25.0|swr.cn-north-4.myhuaweicloud.com/ddn-k8s/docker.io/calico/cni:v3.25.0|g' calico.yaml
sed -i 's|docker.io/calico/node:v3.25.0|swr.cn-north-4.myhuaweicloud.com/ddn-k8s/docker.io/calico/node:v3.25.0|g' calico.yaml
sed -i 's|docker.io/calico/kube-controllers:v3.25.0|swr.cn-north-4.myhuaweicloud.com/ddn-k8s/docker.io/calico/kube-controllers:v3.25.0|g' calico.yaml</pre></div>
<div class="jb51code"><pre class="brush:bash;">cat calico.yaml
#在下面对应位置加上2行内容
- name: IP_AUTODETECTION_METHOD
value: "interface=ens33"
#在下面对应位置加上2行内容
- name: CALICO_IPV4POOL_CIDR
value: "10.244.0.0/16"</pre></div>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_centos7部署k8s高可用集群_08" src="https://img.jbzj.com/file_images/article/202501/2025011116384332.png" width="935" /></p>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_kubeadm部署k8s高可用集群_09" src="https://img.jbzj.com/file_images/article/202501/2025011116384333.png" width="935" /></p>
<div class="jb51code"><pre class="brush:bash;">kubectl apply -f calico.yaml</pre></div>
<p>calico相关pod为running代表成功</p>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_kubeadm+nginx_10" src="https://img.jbzj.com/file_images/article/202501/2025011116384334.png" width="950" /></p>
<p>测试DNS 解析和网络是否正常</p>
<div class="jb51code"><pre class="brush:bash;">kubectl run busybox --image swr.cn-north-4.myhuaweicloud.com/ddn-k8s/docker.io/library/busybox:1.28 --image-pull-policy=IfNotPresent --restart=Never --rm -it busybox -- sh</pre></div>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_centos7部署k8s高可用集群_11" src="https://img.jbzj.com/file_images/article/202501/2025011116384435.png" width="950" /></p>
<p class="maodian"><a name="_label9"></a></p><h2>十、配置etcd高可用状态</h2>
<div class="jb51code"><pre class="brush:bash;">vim /etc/kubernetes/manifests/etcd.yaml
#将- --initial-cluster=xuegod63=https://192.168.209.116:2380
改成
- --initial-cluster=k8s-master1=https://192.168.209.116:2380,k8s-master2=https://192.168.209.117:2380,k8s-master3=https://192.168.209.118:2380</pre></div>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_centos7部署k8s高可用集群_12" src="https://img.jbzj.com/file_images/article/202501/2025011116384436.png" width="950" /></p>
<p>测试 etcd 集群是否配置成功：</p>
<div class="jb51code"><pre class="brush:bash;">docker run --rm -it --net host -v /etc/kubernetes:/etc/kubernetesregistry.cn-hangzhou.aliyuncs.com/google_containers/etcd:3.5.4-0 etcdctl --cert /etc/kubernetes/pki/etcd/peer.crt --key /etc/kubernetes/pki/etcd/peer.key --cacert /etc/kubernetes/pki/etcd/ca.crt member list</pre></div>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_kubeadm+keepalived_13" src="https://img.jbzj.com/file_images/article/202501/2025011116384437.png" width="950" /></p>
<div class="jb51code"><pre class="brush:bash;">docker run --rm -it --net host -v /etc/kubernetes:/etc/kubernetes registry.cn-hangzhou.aliyuncs.com/google_containers/etcd:3.5.4-0 etcdctl --cert /etc/kubernetes/pki/etcd/peer.crt --key /etc/kubernetes/pki/etcd/peer.key --cacert /etc/kubernetes/pki/etcd/ca.crt --endpoints=https://192.168.209.116:2379,https://192.168.209.117:2379,https://192.168.209.118:2379 endpoint health --cluster</pre></div>
<p>全是successfuly代表正常，博主电脑资源不足把一台master3关机了</p>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_centos7部署k8s高可用集群_14" src="https://img.jbzj.com/file_images/article/202501/2025011116384438.png" width="950" /></p>
<div class="jb51code"><pre class="brush:bash;">docker run --rm -it --net host -v /etc/kubernetes:/etc/kubernetes registry.cn-hangzhou.aliyuncs.com/google_containers/etcd:3.5.4-0 etcdctl -w table --cert /etc/kubernetes/pki/etcd/peer.crt --key /etc/kubernetes/pki/etcd/peer.key --cacert /etc/kubernetes/pki/etcd/ca.crt --endpoints=https://192.168.209.116:2379,https://192.168.209.117:2379,https://192.168.209.118:2379endpoint status --cluster</pre></div>
<p>能看到三个endpoint代表正常，博主电脑资源不足把一台master3关机了</p>
<p style="text-align:center"><img alt="centos7基于keepalived+nginx部署k8s1.26.0高可用集群_kubeadm+keepalived_15" src="https://img.jbzj.com/file_images/article/202501/2025011116384439.png" width="946" /></p>
<p class="maodian"><a name="_label10"></a></p><h2>十一、总结</h2>
<p>到此这篇关于centos7基于keepalived+nginx部署k8s1.26.0高可用集群的文章就介绍到这了,更多相关Centos7安装部署Kubernetes(k8s) 高可用集群内容请搜索琼殿技术社区以前的文章或继续浏览下面的相关文章希望大家以后多多支持琼殿技术社区！</p>
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