Rancher Server 证书更新

最新推荐文章于 2025-10-20 15:54:03 发布

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最新推荐文章于 2025-10-20 15:54:03 发布 · 754 阅读

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#rancher #docker #运维

该文详细描述了在CentOS系统上进行Rancher、Docker和Kubernetes的安装过程，包括使用yum更新，安装nfs-utils，挂载文件系统，配置Dockerdaemon.json以及启动Docker服务。此外，文章还涉及到了Rancher服务器证书的更新和RKE环境下的证书轮换操作，确保集群安全和正常运行。

集群安装

yum update -y
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo && yum makecache

mkfs.ext4 /dev/sdb
mount /dev/sdb /mnt/
mount -t nfs -o vers=3,nolock 10.1.0.7:/ /app

curl https://releases.rancher.com/install-docker/19.03.sh | sh
docker ps
systemctl stop docker
mv  /var/lib/docker   /mnt/docker
ln -s /mnt/docker /var/lib/docker
systemctl start docker
docker ps
docker info

curl -L https://github.com/docker/compose/releases/download/1.21.0/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose
chmod 755 docker-compose

wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo && yum makecache
yum -y install nfs-utils
yum update -y

curl https://releases.rancher.com/install-docker/19.03.sh | sh
systemctl stop docker
mv /var/lib/docker /mnt/docker
/dev/sdb        493G  3.4G  464G   1% /mnt
ln -s /mnt/docker /var/lib/docker
cat /etc/docker/daemon.json
{
"max-concurrent-downloads": 3,
"max-concurrent-uploads": 5,
"insecure-registries":["10.1.0.24:8888"],
"log-driver": "json-file",
"log-opts": {
    "max-size": "100m",
    "max-file": "3"
    }
}
systemctl daemon-reload
systemctl restart docker
docker info

rancher

mkdir /mnt/rancher
docker run -d --restart=unless-stopped   -p 80:80 -p 443:443   --privileged   -v /mnt/rancher:/var/lib/rancher   rancher/rancher:v2.5.9
#Kubernetes 版本  v1.20.11
[root@dev-rancher ~]# docker images
REPOSITORY          TAG         IMAGE ID            CREATED             SIZE
rancher/rancher     v2.5.9      d7329a56a8e4        17 months ago       1.06GB

master/etcd

sudo docker run -d --privileged --restart=unless-stopped --net=host -v /etc/kub

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