
ALpine Linux中安装Docker
取消社区源注释,并更新源,参考Alpine Linux更新源
安装docke和docker compose
apk add docker docker-compose
安装过程正常则如下
alpine:~# apk add docker docker-compose
(1/18) Installing ca-certificates (20230506-r0)
(2/18) Installing libseccomp (2.5.4-r2)
(3/18) Installing runc (1.1.7-r1)
(4/18) Installing containerd (1.7.2-r0)
(5/18) Installing containerd-openrc (1.7.2-r0)
(6/18) Installing libmnl (1.0.5-r1)
(7/18) Installing libnftnl (1.2.5-r1)
(8/18) Installing iptables (1.8.9-r2)
(9/18) Installing iptables-openrc (1.8.9-r2)
(10/18) Installing ip6tables (1.8.9-r2)
(11/18) Installing ip6tables-openrc (1.8.9-r2)
(12/18) Installing tini-static (0.19.0-r1)
(13/18) Installing docker-engine (23.0.6-r3)
(14/18) Installing docker-openrc (23.0.6-r3)
(15/18) Installing docker-cli (23.0.6-r3)
(16/18) Installing docker-cli-buildx (0.10.4-r5)
(17/18) Installing docker (23.0.6-r3)
Executing docker-23.0.6-r3.pre-install
(18/18) Installing docker-cli-compose (2.17.3-r3)
Executing busybox-1.36.1-r2.trigger
Executing ca-certificates-20230506-r0.trigger
OK: 381 MiB in 87 packages
alpine:~#
修改镜像及容器保存位置(可选)
如果初始系统盘容量较小,又计划部署较多的docker镜像和容器时,可以提前修改docker的存储位置到额外添加的硬盘
添加额外硬盘到系统并挂载,参考添加硬盘空间
如果docker正在运行,则应先停止docker服务
rc-service docker stop
如果已经有镜像和容器了,则应复制原文件夹/var/lib/docker中的所有文件至新路径
官方文档的修改办法是编辑 /etc/docker/daemon.json 文件:
vi /etc/docker/daemon.json
默认情况下这个配置文件是没有的,这里实际也就是新建一个,然后写入以下内容:
{
"data-root": "/www/docker"
}
此文件还涉及默认源的设定,如果设定了国内源,那么实际就是在源地址下方加一行,写成:
{
"registry-mirrors": ["http://hub-mirror.c.163.com"],
"data-root": "/www/docker"
}
保存退出,然后重启 docker 服务:
rc-service docker start
再次查看 docker 信息,可以看到目录已经变成了设定的/www/docker:
加入引导启动
rc-update add docker boot
启动docker
rc-service docker start
查看docker运行状态
docker version
运行正常则如下
alpine:~# docker version
Client:
Version: 23.0.6
API version: 1.42
Go version: go1.20.5
Git commit: ef23cbc4315ae76c744e02d687c09548ede461bd
Built: Tue Jul 4 14:21:43 2023
OS/Arch: linux/amd64
Context: default
Server:
Engine:
Version: 23.0.6
API version: 1.42 (minimum version 1.12)
Go version: go1.20.5
Git commit: 9dbdbd4b6d7681bd18c897a6ba0376073c2a72ff
Built: Tue Jul 4 14:21:43 2023
OS/Arch: linux/amd64
Experimental: false
containerd:
Version: v1.7.2
GitCommit: 0cae528dd6cb557f7201036e9f43420650207b58
runc:
Version: 1.1.7
GitCommit: 860f061b76bb4fc671f0f9e900f7d80ff93d4eb7
docker-init:
Version: 0.19.0
GitCommit:
alpine:~#
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