Docker and PHP: Difference between revisions

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Line 33: Line 33:
  services:
  services:
   app:
   app:
     image: laravel-www
     image: phpinfo
     container_name: laravel-www
     container_name: phpinfo
     build:
     build:
       context: .
       context: .

Revision as of 14:04, 11 June 2021

Contents of a Docker directory

The following files must be present to use docker-compose:

docker-compose.yml
Dockerfile

docker-compose build will build the image.

Run a basic PHP Docker image

docker run php:7.4-apache-buster php --version

Basic PHP Dockerfile

Build an image and copy in a PHP file:

FROM php:7.4-apache-buster

COPY index.php /var/www/html/

To build the image:

docker build -t phpinfo:latest .

To run the image:

docker run --rm -p 8080:80 phpinfo

Basic PHP Docker Compose

version: "3"
services:
  app:
    image: phpinfo
    container_name: phpinfo
    build:
      context: .
      dockerfile: docker/Dockerfile
    ports:
      - 8080:80

This can be built and run with:

docker-compose up --build -d

Extensions

PHP extensions can be installed via docker-php-ext-install, e.g. to install the MySQL extension:

RUN docker-php-ext-install pdo_mysql