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Install docker

Since the docker version in the apt official library may be old, uninstall the old version that may exist first:

# apt-get remove docker docker-engine docker-ce docker.io updates apt package index:

# apt-get update installs the following package to make the repository (repository) available to apt through HTTPS:

# apt-get install-y apt-transport-https ca-certificates curl software-properties-common add the official GPG key of Docker:

$curl-fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add-use the following command to set up the stable repository:

# add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release-cs) stable" and update the apt package index:

# apt-get update install the latest version of Docker CE:

# apt-get install-y docker-ce on production systems, you may need to install a specific version of Docker CE instead of always using the latest version:

List the available versions:

# apt-cache madison docker-ce installs a specific version, appends the version string to the package name, and separates them by the equal sign (=):

# apt-get install docker-ce= to check whether the docker service is started

# systemctl status docker

Lnmp environment

Pull the image to start the container in order

In each container, you need to update the source and then download the corresponding plug-in apt update apt install xxx

Mysql

Docker run-- name mysql-e MYSQL_ROOT_PASSWORD=123456-p 3306 MYSQL_ROOT_PASSWORD=123456-p 3306-d mysql if mysql login error authorization password problem can be added to skip password entry restart setting password restart password entry

Https://www.cnblogs.com/gumuzi/p/5711495.html

Php7.2

Docker run-- name php-p 9000 link mysql:mysql-d php:7.2-fpmnginx

Docker run-- name nginx-- link php:php-- link mysql:mysql-p 80:80-d nginx editing container

If the docker attach container is not established, the container can create two kinds of tasks without shell: backstage task and interactive task: # docker exec redis touch / testfile interactive task: # docker exec-it elated_lovelace / bin/bash root@68656158eb8e:/# ls

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