docker - 无法在 RHEL 8 上安装 docker
问题描述
我想在 rhel 8 上安装 docker。
我收到以下错误,不知道为什么请帮忙。
[root@mano mano]# yum install docker-ce-18.09.9
Cannot find a valid baseurl for repo: InstallMedia, ignoring this repo.
Last metadata expiration check: 0:11:14 ago on Fri 20 Sep 2019 02:42:53 PM IST.
Error:
Problem: package docker-ce-3:18.09.9-3.el7.x86_64 requires containerd.io >= 1.2.2-3, but none of the providers can be installed
- cannot install the best candidate for the job
- package containerd.io-1.2.2-3.3.el7.x86_64 is excluded
- package containerd.io-1.2.2-3.el7.x86_64 is excluded
- package containerd.io-1.2.4-3.1.el7.x86_64 is excluded
- package containerd.io-1.2.5-3.1.el7.x86_64 is excluded
- package containerd.io-1.2.6-3.2.el7.x86_64 is excluded
- package containerd.io-1.2.6-3.3.el7.x86_64 is excluded
(try to add '--skip-broken' to skip uninstallable packages or '--nobest' to use not only best candidate packages)
我已经安装了 containered.io
解决方案
RHEL出于某种原因阻止了Containerd 。
您必须通过运行下面的命令行手动安装它;
yum -y install https://download.docker.com/linux/centos/7/x86_64/stable/Packages/containerd.io-1.2.6-3.3.el7.x86_64.rpm
之后,yum install docker-ce
应该可以正常工作。
请注意,您还必须禁用firewalld
,否则 DNS 会损坏。
为此,您可以运行:
systemctl disable firewalld