Install the docker engine on the CentOS system:
System: CentOS
docker官网：Install Docker Engine on CentOS | Docker Documentation
## Uninstall the previous docker (uninstall if there is one)
sudo yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-engine
##Install yum dependencies
sudo yum install -y yum-utils
sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo##Alibaba cloud image source:
#sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
## Tsinghua University mirror source:
#sudo yum-config-manager --add-repo https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/centos/docker-ce.repo
## List the versions available in the docker repository
yum list docker-ce --showduplicates | sort -r
##Install the specified version
## Install a specific version by its full package name, which is the package name (docker-ce) plus the version string (second column), from the first colon (:) all the way to the first hyphens and separate them with a hyphen (-). For example: docker-ce-18.09.1.
#sudo yum install docker-ce-<VERSION_STRING> docker-ce-cli-<VERSION_STRING> containerd.io
##Default installation docker default latest version
sudo yum install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
## If there is an error in centos8 : Question 1: The problem with the installed package podman-1.4.2-5.module_el8.1.0+237+63e26edc.x86_64 - package podman-1.4.2-5.module_el8.1.0+237 +63e26edc.x86_64 requires runc, but no provider can be installed - package podman-3.3.1-9.module_el8.5.0+988+b1f0b741.x86_64 requires runc >= 1.0.0-57, but no provider can be installed INSTALL - Package containerd.io-1.6.21-3.1.el8.x86_64 conflicts with runc (provided by runc-1.0.0-60.rc8.module_el8.1.0+237+63e26edc.x86_64)
The description conflicts with the podman package
Excuting an order:
yum erase podman buildah
# can be solved
## start docker
sudo systemctl start docker
##View docker running status
systemctl status docker
## stop docker
systemctl stop docker
##Configure docker to start automatically
systemctl enable docker
##View docker version number
docker --version
Install docker-compose
docker official website: docker official website installation
##Official installation image
curl -SL https://github.com/docker/compose/releases/download/v2.19.0/docker-compose-linux-x86_64 -o /usr/local/bin/docker-compose
## To install other versions of Compose, please replace v2.19.0 Current latest version: v2.19.0
##You can view the version list through GitHub: https://github.com/docker/compose/releases
##The official image may not be downloaded, use the following high-speed installation of Docker Compose v2.4.1
curl -L https://get.daocloud.io/docker/compose/releases/download/v2.19.0/docker-compose-`uname -s`-`uname -m` > /usr/local/bin/docker-compose
## Apply executable permissions to the binary
sudo chmod +x /usr/local/bin/docker-compose##Create a soft link
sudo ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose
##View the version number
docker-compose version##docker-compose file content configuration can refer to: Docker Compose | rookie tutorial
If an error is reported:
/usr/local/bin/docker-compose: line 1: html: No such file or directory
/usr/local/bin/docker-compose: line 2: unexpected symbol `<' Syntax error near
'usr/local /bin/docker-compose: line 2: `<head><title>502 Bad Gateway</title></head>
indicating that the docker-compose file is incorrectOpen the official website: docker-compose version list
Or open it directly: Download
If you can’t download it, you can use the link shared by the author: Baidu cloud disk extraction code: nc6kFind the corresponding version and click to download
Then upload to the server: /usr/local/bin/ directory
Rename the file:
mv docker-compose-Linux-x86_64 /usr/local/bin/docker-compose
Granted permission:
chmod +x /usr/local/bin/docker-compose
Execute again:
docker-compose version