Centos7安装docker

卸载旧版本docker

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yum remove docker \
		  docker-client \
		  docker-client-latest \
		  docker-common \
		  docker-latest \
		  docker-latest-logrotate \
		  docker-logrotate \
		  docker-engine

安装依赖

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yum install -y yum-utils

配置yum docker源

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yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo

安装docker

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 yum install docker-ce docker-ce-cli containerd.io

启动docker

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systemctl start docker