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Docker编译文件安装

Docker编译文件安装

作者: 秋枫叨叨 | 来源:发表于2022-03-31 17:33 被阅读0次

一、部署环境

配置名称 配置详情
系统 CentOS Linux release 7.7.1908 (Core)
软件名称 docker
软件版本 20.10.10
用户角色 root

二、下载安装

1)下载

docker安装包地址:https://download.docker.com/linux/static/stable/x86_64/

大家可以根据自己的需求选择适应的版本,我选择的版本的【20.10.10】

2)安装

  1. 将安装包文件上传到服务器目录并解压
tar -zxvf docker-20.10.10.tgz
  1. 将解压出来的docker文件内容移动到 /usr/bin/ 目录下
cp docker/* /usr/bin/
  1. 将docker注册为service,在/etc/systemd/system目录下创建docker.service文件,并配置如下内容保存
vim /etc/systemd/system/docker.service

docker.service文件内容如下:

[Unit]
Description=Docker Application Container Engine
Documentation=https://docs.docker.com
After=network-online.target firewalld.service
Wants=network-online.target
[Service]
Type=notify
# the default is not to use systemd for cgroups because the delegate issues still
# exists and systemd currently does not support the cgroup feature set required
# for containers run by docker
ExecStart=/usr/bin/dockerd
ExecReload=/bin/kill -s HUP $MAINPID
# Having non-zero Limit*s causes performance problems due to accounting overhead
# in the kernel. We recommend using cgroups to do container-local accounting.
LimitNOFILE=infinity
LimitNPROC=infinity
LimitCORE=infinity
# Uncomment TasksMax if your systemd version supports it.
# Only systemd 226 and above support this version.
#TasksMax=infinity
TimeoutStartSec=0
# set delegate yes so that systemd does not reset the cgroups of docker containers
Delegate=yes
# kill only the docker process, not all processes in the cgroup
KillMode=process
# restart the docker process if it exits prematurely
Restart=on-failure
StartLimitBurst=3
StartLimitInterval=60s
 
[Install]
WantedBy=multi-user.target
  1. 添加文件权限并启动docker,执行如下命令:
chmod +x /etc/systemd/system/docker.service                      #添加文件权限
systemctl daemon-reload                                          #重载unit配置文件
systemctl start docker                                           #启动Docker
systemctl enable docker.service                                  #设置开机自启
  1. 验证docker安装是否成功
systemctl status docker                                                         #查看Docker状态
docker -v                                                                       #查看Docker版本

三、离线镜像文件导入

1)docker下载镜像

docker pull zabbix/zabbix-web-nginx-pgsql:alpine-5.0-latest

2)镜像文件导出

镜像导出命令:

docker save [OPTIONS] IMAGE [IMAGE...]

我们可以查看镜像的名称和版本:

[root@localhost ~]# docker images
REPOSITORY                      TAG                 IMAGE ID       CREATED       SIZE
zabbix/zabbix-web-nginx-pgsql   alpine-5.0-latest   144a53c4d3f8   4 weeks ago   146MB

所以这里的具体的导出命令是:

docker save -o zabbix-web-nginx-pgsql-5.0.tar zabbix/zabbix-web-nginx-pgsql:alpine-5.0-latest

3)镜像导入

将tar文件上传到内网docker服务器,使用如下命令导入镜像文件:

docker load -i zabbix-web-nginx-pgsql-5.0.tar

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