How to Enable PHP Extensions in Docker with php:7.2-apache

Описание: Discover how to effortlessly enable `PHP extensions` in your Docker container using docker-compose and php:7.2-apache. This guide provides clear steps and code snippets for a smooth setup.
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Enabling PHP Extensions in Docker with php:7.2-apache

Setting up a reliable web server environment can often present challenges, especially when it comes to managing dependencies like PHP extensions. If you are utilizing the php:7.2-apache Docker image and you want to enable specific PHP extensions in your application, you're in the right place! In this post, we will explore how to modify your Docker setup using docker-compose to ensure all necessary PHP extensions are enabled.

The Problem

You have a simple docker-compose.yml file that sets up an Apache web server with PHP, but now you want to expand your setup by adding several essential PHP extensions. Your existing compose file looks something like this:

[[See Video to Reveal this Text or Code Snippet]]

What PHP Extensions Do You Need?

Before diving into the solution, let’s first list the PHP extensions you want to enable:

apache2

php7.2

php-xdebug

php7.2-mcrypt

php-apcu

php-apcu-bc

php7.2-json

php-imagick

php-gettext

php7.2-mbstring

The Solution

To enable these PHP extensions in your Docker container, follow this step-by-step process:

1. Modify the docker-compose.yml

Instead of using the image directly, we will build from a Dockerfile. Change your docker-compose.yml to look like this:

[[See Video to Reveal this Text or Code Snippet]]

2. Create a Dockerfile

Next, you’ll need to create a Dockerfile in the same directory as your docker-compose.yml. This file will handle the installation of the necessary extensions. Here's a basic setup for your Dockerfile:

[[See Video to Reveal this Text or Code Snippet]]

3. Enabling Each PHP Extension

Follow the specific commands below to enable each required PHP extension:

apache2

Already installed by default in the php:7.2-apache image.

php7.2

This is built into the image and does not require any additional action.

php-xdebug

Add the following line to your Dockerfile:

[[See Video to Reveal this Text or Code Snippet]]

php7.2-mcrypt

You will need to add the following to your Dockerfile:

[[See Video to Reveal this Text or Code Snippet]]

php-apcu

Add this line to your Dockerfile:

[[See Video to Reveal this Text or Code Snippet]]

php-apcu-bc

You need these additional lines in your Dockerfile:

[[See Video to Reveal this Text or Code Snippet]]

php7.2-json

This is included by default and needs no action.

php-imagick

Add these lines to your Dockerfile:

[[See Video to Reveal this Text or Code Snippet]]

php-gettext

Enable gettext in your Dockerfile:

[[See Video to Reveal this Text or Code Snippet]]

php7.2-mbstring

Already enabled by default in the image.

4. Building and Running Your Container

Once you’ve updated your Dockerfile with all the necessary lines to enable the PHP extensions, you can build and run your Docker container. Use the following commands in your terminal:

[[See Video to Reveal this Text or Code Snippet]]

Conclusion

With just a few modifications to your setup, you can effectively enable essential PHP extensions in your php:7.2-apache Docker container. This not only streamlines your development process but also ensures that your applications have the necessary functionalities they need to run smoothly.

If you encounter any issues or require further assistance, don’t hesitate to reach out in the comments section below. Happy coding!