To restart your Drupal application: cd ~/my_drupal/ This will stop the running Drupal and PostgreSQL containers, but will not remove them. To stop your Drupal application: cd ~/my_drupal/ This option tells Docker Compose to automatically start your services when the server boots. You do not need to manually start your containers if you reboot your Linode, because the option restart: always was assigned to your services in your docker-compose.yml file. When creating your Drupal user, be sure to enter a password that is different from your PostgreSQL password. Set your own password for the POSTGRES_PASSWORD option.Ĭomplete the other screens in the setup guide. Set file permissions: sudo chmod +x /usr/local/bin/docker-composeĬreate a new directory in your home folder called my_drupal and cd into it: mkdir ~/my_drupal/Ĭreate a file named docker-compose.yml in this folder and add the following contents. Releases page and replace 1.25.4 in the command below with the version tagged as Latest release: sudo curl -L `uname -s`-`uname -m` -o /usr/local/bin/docker-compose Install Docker Composeĭownload the latest version of Docker Compose. Install Docker Engine section of Docker’s official documentation. Installing and Using Docker on CentOS and Fedoraįor complete instructions on even more Linux distributions, reference the Installing and Using Docker on Ubuntu and Debian To install Docker CE (Community Edition), follow the instructions within one of the guides below: Images and containers are self-contained, which means that they are easy to clean up if you decide to remove them.Updating your software is as simple as downloading the latest images from Docker Hub.The configuration of the software has been done for you, which means that you don’t need to follow a step-by-step process for each application to get them running on your system.Using the Drupal and PostgreSQL images from Docker Hub offers the following benefits: Docker Hub is an official repository where individuals and organizations can upload Docker images for public consumption. A Docker image is a static snapshot of a container which is used to create new container instances. Docker Compose will facilitate the networking between them.Ĭontainers for Drupal and PostgreSQL are available fromĭocker Hub in the form of images. This guide walks through the deployment of a Drupal container and another PostgreSQL container that Drupal will use to store its data. Docker also allows you to create your own containers that include any custom software you’d like.ĭocker Compose is a complementary system which helps you link together individual Docker containers so they can work together. When deployed, these software packages are referred to as containers. Even entire Linux distributions can be run in Docker. Docker is a system that provides pre-configured, self-contained applications, frameworks, and software stacks, such as WordPress, Golang, or LAMP.
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