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curl -fsSL https://get.docker.com | bash -s docker --mirror Aliyun
安装需要依赖的软件包：
#sudo yum install -y yum-utils device-mapper-persistent-data lvm2
--添加软件源：
sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
-- 更新并安装 Docker-CE
# sudo yum makecache fast
# yum list docker-ce.x86_64 --showduplicates | sort -r
* updates: mirrors.cn99.com
Loading mirror speeds from cached hostfile
Loaded plugins: fastestmirror
Installed Packages
* extras: mirrors.cn99.com
docker-ce.x86_64 3:18.09.0-3.el7 docker-ce-stable
docker-ce.x86_64 3:18.09.0-3.el7 @docker-ce-edge
docker-ce.x86_64 18.06.1.ce-3.el7 docker-ce-stable
docker-ce.x86_64 18.06.0.ce-3.el7 docker-ce-stable
docker-ce.x86_64 18.03.1.ce-1.el7.centos docker-ce-stable
docker-ce.x86_64 18.03.0.ce-1.el7.centos docker-ce-stable
docker-ce.x86_64 17.12.1.ce-1.el7.centos docker-ce-stable
docker-ce.x86_64 17.12.0.ce-1.el7.centos docker-ce-stable
docker-ce.x86_64 17.09.1.ce-1.el7.centos docker-ce-stable
docker-ce.x86_64 17.09.0.ce-1.el7.centos docker-ce-stable
docker-ce.x86_64 17.06.2.ce-1.el7.centos docker-ce-stable
docker-ce.x86_64 17.06.1.ce-1.el7.centos docker-ce-stable
docker-ce.x86_64 17.06.0.ce-1.el7.centos docker-ce-stable
docker-ce.x86_64 17.03.3.ce-1.el7 docker-ce-stable
docker-ce.x86_64 17.03.2.ce-1.el7.centos docker-ce-stable
docker-ce.x86_64 17.03.1.ce-1.el7.centos docker-ce-stable
docker-ce.x86_64 17.03.0.ce-1.el7.centos docker-ce-stable
* base: mirrors.cn99.com
Available Packages
--选择最新的版本安装：
# yum -y install docker-ce-18.09.0 docker-ce-cli-18.09.0
--服务的启动和查询：
[root@oracle ~]# sudo service docker start
Redirecting to /bin/systemctl start docker.service
[root@oracle ~]# sudo service docker status
Redirecting to /bin/systemctl status docker.service
● docker.service - Docker Application Container Engine
Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled; vendor preset: disabled)
Active: active (running) since Sun 2018-12-23 03:13:47 CST; 8s ago
Docs: https://docs.docker.com
Main PID: 19448 (dockerd)
Tasks: 17
Memory: 45.5M
CGroup: /system.slice/docker.service
├─19448 /usr/bin/dockerd -H unix://
└─19453 containerd --config /var/run/docker/containerd/containerd.toml --log-level info
Dec 23 03:13:46 oracle.example.com dockerd[19448]: time="2018-12-23T03:13:46.554897705+08:00" level=info msg="pickfirstBalancer: HandleSubConnStateChange: 0xc420613200, REA...module=grpc
Dec 23 03:13:46 oracle.example.com dockerd[19448]: time="2018-12-23T03:13:46.576658619+08:00" level=info msg="Graph migration to content-addressability took 0.00 seconds"
Dec 23 03:13:46 oracle.example.com dockerd[19448]: time="2018-12-23T03:13:46.577667422+08:00" level=info msg="Loading containers: start."
Dec 23 03:13:46 oracle.example.com dockerd[19448]: time="2018-12-23T03:13:46.840709704+08:00" level=info msg="Default bridge (docker0) is assigned with an IP address 172.17...IP address"
Dec 23 03:13:47 oracle.example.com dockerd[19448]: time="2018-12-23T03:13:47.080626572+08:00" level=info msg="Loading containers: done."
Dec 23 03:13:47 oracle.example.com dockerd[19448]: time="2018-12-23T03:13:47.118189672+08:00" level=info msg="Docker daemon" commit=4d60db4 graphdriver(s)=overlay2 version=18.09.0
Dec 23 03:13:47 oracle.example.com dockerd[19448]: time="2018-12-23T03:13:47.118659085+08:00" level=info msg="Daemon has completed initialization"
Dec 23 03:13:47 oracle.example.com dockerd[19448]: time="2018-12-23T03:13:47.134315968+08:00" level=warning msg="Could not register builder git source: failed to find git b...d in $PATH"
Dec 23 03:13:47 oracle.example.com systemd[1]: Started Docker Application Container Engine.
Dec 23 03:13:47 oracle.example.com dockerd[19448]: time="2018-12-23T03:13:47.144281100+08:00" level=info msg="API listen on /var/run/docker.sock"
Hint: Some lines were ellipsized, use -l to show in full.
---docker 版本的查询：
# docker version
Client:
Version: 18.09.0
API version: 1.39
Go version: go1.10.4
Git commit: 4d60db4
Built: Wed Nov 7 00:48:22 2018
OS/Arch: linux/amd64
Experimental: false
Server: Docker Engine - Community
Engine:
Version: 18.09.0
API version: 1.39 (minimum version 1.12)
Go version: go1.10.4
Git commit: 4d60db4
Built: Wed Nov 7 00:19:08 2018
OS/Arch: linux/amd64
Experimental: false
-- docker 信息查询：
# docker info
Containers: 0
Running: 0
Paused: 0
Stopped: 0
Images: 0
Server Version: 18.09.0
Storage Driver: overlay2
Backing Filesystem: xfs
Supports d_type: true
Native Overlay Diff: true
Logging Driver: json-file
Cgroup Driver: cgroupfs
Plugins:
Volume: local
Network: bridge host macvlan null overlay
Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog
Swarm: inactive
Runtimes: runc
Default Runtime: runc
Init Binary: docker-init
containerd version: c4446665cb9c30056f4998ed953e6d4ff22c7c39
runc version: 4fc53a81fb7c994640722ac585fa9ca548971871
init version: fec3683
Security Options:
seccomp
Profile: default
Kernel Version: 3.10.0-862.el7.x86_64
Operating System: CentOS Linux 7 (Core)
OSType: linux
Architecture: x86_64
CPUs: 1
Total Memory: 1.936GiB
Name: oracle.example.com
ID: KTDW:GD55:7XXI:KDL7:DLUS:5T55:HSHQ:TGH4:PUCC:SLZZ:AFTU:IFZD
Docker Root Dir: /var/lib/docker
Debug Mode (client): false
Debug Mode (server): false
Registry: https://index.docker.io/v1/
Labels:
Experimental: false
Insecure Registries:
127.0.0.0/8
Live Restore Enabled: false
Product License: Community Engine
--添加k8s的仓库：
cat <<EOF > /etc/yum.repos.d/kubernetes.repo
[kubernetes]
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
setenforce 0
yum install -y kubelet kubeadm kubectl
systemctl enable kubelet && systemctl start kubelet
--查询：
# rpm -qa | grep kube
kubernetes-cni-0.6.0-0.x86_64
kubectl-1.13.1-0.x86_64
kubeadm-1.13.1-0.x86_64
kubelet-1.13.1-0.x86_64