Docker CentOS release 7.2下的安装
环境介绍:
[root@docker ~]# cat /etc/redhat-release
CentOS Linux release 7.2.1511 (Core)
[root@docker ~]# uname -r
3.10.0-327.el7.x86_64
[root@docker ~]#
Docker的安装:
如果网络条件良好的情况下,直接配置yum源,yum安装,也可以提前下载好rpm包进行安装。
1、配置Docker Yum源
[root@docker ~]# cat /etc/yum.repos.d/docker.repo
[docker]
name=Docker
baseurl=http://yum.dockerproject.org/repo/main/centos/7/
enabled=1
gpgcheck=0 2、为使容器可以上网,开启宿主机的路由转发功能
[root@docker ~]# echo 1 > /proc/sys/net/ipv4/ip_forward
3、安装 docker-engine 软件包
为方便后期使用,可以配置yum.conf把下载的软件包保存下来
[root@docker yum.repos.d]# cat /etc/yum.conf
keepcache=1 yum安装docker-engine
[root@docker yum.repos.d]# yum -y install docker-engine 注:查看下载下来的软件包
[root@docker ~]# ls /var/cache/yum/x86_64/7Server/dockerrepo/packages
docker-engine-17.03.0.ce-1.el7.centos.x86_64.rpm
docker-engine-selinux-17.03.0.ce-1.el7.centos.noarch.rpm 4、启动服务:
[root@docker ~]# systemctl start docker
[root@docker ~]# systemctl enable docker #设置开机启动 docker 服务 查看docker版本信息:
[root@docker ~]# docker info
Containers: 3
Running: 0
Paused: 0
Stopped: 3
Images: 8
Server Version: 17.03.0-ce
Storage Driver: overlay
Backing Filesystem: xfs
Supports d_type: false
Logging Driver: json-file
Cgroup Driver: cgroupfs
Plugins:
Volume: local
Network: bridge host macvlan null overlay
Swarm: inactive
Runtimes: runc
Default Runtime: runc
Init Binary: docker-init
接下来就可以pull或load,对容器进行部署了。
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